./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4289004194 <...> Warning: Permanently added '10.128.0.152' (ED25519) to the list of known hosts. execve("./syz-executor4289004194", ["./syz-executor4289004194"], 0x7ffdb01918d0 /* 10 vars */) = 0 brk(NULL) = 0x555564940000 brk(0x555564940e00) = 0x555564940e00 arch_prctl(ARCH_SET_FS, 0x555564940480) = 0 set_tid_address(0x555564940750) = 5847 set_robust_list(0x555564940760, 24) = 0 rseq(0x555564940da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4289004194", 4096) = 28 getrandom("\x88\xc5\x68\x4e\xdc\x84\xf6\x7d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555564940e00 brk(0x555564961e00) = 0x555564961e00 brk(0x555564962000) = 0x555564962000 mprotect(0x7f9655fc5000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f9655f0b900, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f9655f0b900, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555564940750) = 5848 ./strace-static-x86_64: Process 5848 attached [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] set_robust_list(0x555564940760, 24) = 0 ./strace-static-x86_64: Process 5849 attached [pid 5849] set_robust_list(0x555564940760, 24 [pid 5847] <... clone resumed>, child_tidptr=0x555564940750) = 5849 [pid 5848] mkdir("./syzkaller.PGtwH4", 0700 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5850 attached [pid 5848] <... mkdir resumed>) = 0 [pid 5849] mkdir("./syzkaller.TfkuuK", 0700 [pid 5850] set_robust_list(0x555564940760, 24 [pid 5848] chmod("./syzkaller.PGtwH4", 0777 [pid 5847] <... clone resumed>, child_tidptr=0x555564940750) = 5850 [pid 5849] <... mkdir resumed>) = 0 [pid 5849] chmod("./syzkaller.TfkuuK", 0777 [pid 5848] <... chmod resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... set_robust_list resumed>) = 0 [pid 5849] <... chmod resumed>) = 0 [pid 5849] chdir("./syzkaller.TfkuuK"./strace-static-x86_64: Process 5851 attached [pid 5850] mkdir("./syzkaller.R4MaEV", 0700 [pid 5848] chdir("./syzkaller.PGtwH4" [pid 5847] <... clone resumed>, child_tidptr=0x555564940750) = 5851 [pid 5849] <... chdir resumed>) = 0 [pid 5848] <... chdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] set_robust_list(0x555564940760, 24 [pid 5849] mkdir("./0", 0777 [pid 5848] mkdir("./0", 0777 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5852 attached [pid 5851] mkdir("./syzkaller.HTdt6a", 0700 [pid 5852] set_robust_list(0x555564940760, 24 [pid 5848] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... clone resumed>, child_tidptr=0x555564940750) = 5852 [pid 5850] chmod("./syzkaller.R4MaEV", 0777 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5853 attached [pid 5851] <... mkdir resumed>) = 0 [pid 5853] set_robust_list(0x555564940760, 24 [pid 5850] <... chmod resumed>) = 0 [pid 5853] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5854 attached [pid 5853] chdir("./0" [pid 5852] <... set_robust_list resumed>) = 0 [pid 5851] chmod("./syzkaller.HTdt6a", 0777 [pid 5850] chdir("./syzkaller.R4MaEV" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5853 [pid 5853] <... chdir resumed>) = 0 [pid 5852] mkdir("./syzkaller.djFOEB", 0700 [pid 5850] <... chdir resumed>) = 0 [pid 5854] set_robust_list(0x555564940760, 24 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... chmod resumed>) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5850] mkdir("./0", 0777 [pid 5853] <... prctl resumed>) = 0 [pid 5854] chdir("./0" [pid 5853] setpgid(0, 0) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5854 [pid 5854] <... chdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] chdir("./syzkaller.HTdt6a" [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... chdir resumed>) = 0 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5853] <... openat resumed>) = 3 [pid 5851] mkdir("./0", 0777 [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3./strace-static-x86_64: Process 5855 attached [pid 5854] <... prctl resumed>) = 0 [pid 5853] <... close resumed>) = 0 [pid 5852] chmod("./syzkaller.djFOEB", 0777 [pid 5851] <... mkdir resumed>) = 0 [pid 5854] setpgid(0, 0 [pid 5855] set_robust_list(0x555564940760, 24 [pid 5854] <... setpgid resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... set_robust_list resumed>) = 0 [pid 5853] symlink("/dev/binderfs", "./binderfs" [pid 5852] <... chmod resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5855 [pid 5855] chdir("./0"./strace-static-x86_64: Process 5856 attached [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] <... symlink resumed>) = 0 [pid 5852] chdir("./syzkaller.djFOEB" [pid 5855] <... chdir resumed>) = 0 [pid 5852] <... chdir resumed>) = 0 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5854] <... openat resumed>) = 3 [pid 5853] write(1, "executing program\n", 18executing program [pid 5852] mkdir("./0", 0777 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5856 [pid 5856] set_robust_list(0x555564940760, 24 [pid 5855] <... prctl resumed>) = 0 [pid 5853] <... write resumed>) = 18 [pid 5856] <... set_robust_list resumed>) = 0 [pid 5855] setpgid(0, 0 [pid 5854] write(3, "1000", 4 [pid 5856] chdir("./0" [pid 5855] <... setpgid resumed>) = 0 [pid 5854] <... write resumed>) = 4 [pid 5853] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... mkdir resumed>) = 0 [pid 5856] <... chdir resumed>) = 0 [pid 5854] close(3 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] <... prctl resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5853] <... futex resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] setpgid(0, 0 [pid 5855] <... openat resumed>) = 3 [pid 5854] symlink("/dev/binderfs", "./binderfs" [pid 5853] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5856] <... setpgid resumed>) = 0 [pid 5855] write(3, "1000", 4 [pid 5853] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5855] <... write resumed>) = 4 [pid 5853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5855] close(3 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] <... close resumed>) = 0 [pid 5853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5854] <... symlink resumed>) = 0 [pid 5853] <... mmap resumed>) = 0x7f9655edb000 [pid 5855] symlink("/dev/binderfs", "./binderfs" [pid 5853] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5857 attached [pid 5855] <... symlink resumed>) = 0 [pid 5853] <... mprotect resumed>) = 0 [pid 5857] set_robust_list(0x555564940760, 24) = 0 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5853] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] write(1, "executing program\n", 18 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5857 [pid 5857] chdir("./0" [pid 5856] <... openat resumed>) = 3 [pid 5855] write(1, "executing program\n", 18 [pid 5854] <... write resumed>) = 18 executing program [pid 5853] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5856] write(3, "1000", 4 [pid 5855] <... write resumed>) = 18 [pid 5854] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... chdir resumed>) = 0 [pid 5856] <... write resumed>) = 4 [pid 5855] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... futex resumed>) = 0 [pid 5853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] close(3./strace-static-x86_64: Process 5858 attached [pid 5857] <... prctl resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5855] <... futex resumed>) = 0 [pid 5854] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5858] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5857] setpgid(0, 0 [pid 5856] symlink("/dev/binderfs", "./binderfs" [pid 5855] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5854] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5853] <... clone3 resumed> => {parent_tid=[5858]}, 88) = 5858 [pid 5858] <... rseq resumed>) = 0 [pid 5857] <... setpgid resumed>) = 0 [pid 5856] <... symlink resumed>) = 0 [pid 5855] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] set_robust_list(0x7f9655efb9a0, 24 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5856] write(1, "executing program\n", 18 [pid 5855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5857] <... openat resumed>) = 3 [pid 5856] <... write resumed>) = 18 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5853] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] write(3, "1000", 4 [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... futex resumed>) = 0 [pid 5855] <... mmap resumed>) = 0x7f9655edb000 [pid 5857] <... write resumed>) = 4 [pid 5854] <... mmap resumed>) = 0x7f9655edb000 [pid 5853] <... futex resumed>) = 0 [pid 5858] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5857] close(3 [pid 5856] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5853] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5855] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5854] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5855] <... mprotect resumed>) = 0 [pid 5854] <... mprotect resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5857] <... close resumed>) = 0 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5856] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5856] <... mprotect resumed>) = 0 [pid 5855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5854] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5859 attached [pid 5858] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] symlink("/dev/binderfs", "./binderfs" [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5859] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5858] <... futex resumed>) = 1 [pid 5853] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5860 attached [pid 5859] <... rseq resumed>) = 0 [pid 5858] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] <... symlink resumed>) = 0 [pid 5856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] <... clone3 resumed> => {parent_tid=[5859]}, 88) = 5859 [pid 5853] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5860] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5859] set_robust_list(0x7f9655efb9a0, 24 [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] write(1, "executing program\n", 18 [pid 5856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5855] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] <... clone3 resumed> => {parent_tid=[5860]}, 88) = 5860 [pid 5853] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5861 attached [pid 5859] <... set_robust_list resumed>) = 0 [pid 5858] dup(3 [pid 5857] <... write resumed>) = 18 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] <... dup resumed>) = 4 [pid 5857] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... clone3 resumed> => {parent_tid=[5861]}, 88) = 5861 [pid 5855] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] <... rseq resumed>) = 0 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = 0 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = 1 [pid 5857] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5853] <... futex resumed>) = 0 [pid 5858] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5853] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] set_robust_list(0x7f9655efb9a0, 24 [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] <... futex resumed>) = 0 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5858] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... rseq resumed>) = 0 [pid 5860] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5860] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5860] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5860] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] <... futex resumed>) = 0 [pid 5854] <... futex resumed>) = 1 [pid 5860] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] <... openat resumed>) = 3 [pid 5857] <... mmap resumed>) = 0x7f9655edb000 [pid 5861] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5859] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] <... openat resumed>) = 3 [pid 5859] <... futex resumed>) = 1 [pid 5857] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5859] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... mprotect resumed>) = 0 [pid 5855] <... futex resumed>) = 0 [pid 5854] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... futex resumed>) = 1 [pid 5856] <... futex resumed>) = 0 [pid 5855] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... futex resumed>) = 1 [pid 5854] <... futex resumed>) = 1 [pid 5861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5860] dup(3 [pid 5859] dup(3 [pid 5856] <... futex resumed>) = 0 [pid 5855] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] dup(3 [pid 5860] <... dup resumed>) = 4 [pid 5859] <... dup resumed>) = 4 [pid 5857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5856] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] <... dup resumed>) = 4 [pid 5860] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5862 attached [pid 5861] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = 1 [pid 5859] <... futex resumed>) = 1 [pid 5855] <... futex resumed>) = 0 [pid 5854] <... futex resumed>) = 0 [pid 5862] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5861] <... futex resumed>) = 1 [pid 5860] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] <... clone3 resumed> => {parent_tid=[5862]}, 88) = 5862 [pid 5856] <... futex resumed>) = 0 [pid 5855] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... rseq resumed>) = 0 [pid 5861] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... futex resumed>) = 0 [pid 5854] <... futex resumed>) = 0 [pid 5862] set_robust_list(0x7f9655efb9a0, 24 [pid 5861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5860] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5859] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... futex resumed>) = 0 [pid 5855] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... set_robust_list resumed>) = 0 [pid 5861] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5856] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5857] <... futex resumed>) = 0 [pid 5862] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5857] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... openat resumed>) = 3 [pid 5862] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5857] <... futex resumed>) = 0 [pid 5862] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] dup(3 [pid 5857] <... futex resumed>) = 0 [pid 5862] <... dup resumed>) = 4 [pid 5857] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... futex resumed>) = 0 [pid 5857] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5857] <... futex resumed>) = 0 [pid 5857] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5853] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5853] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5853] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5863 attached [pid 5863] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5853] <... clone3 resumed> => {parent_tid=[5863]}, 88) = 5863 [pid 5863] <... rseq resumed>) = 0 [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] set_robust_list(0x7f9655eda9a0, 24 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5853] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5856] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5854] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... futex resumed>) = 0 [pid 5855] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5855] <... futex resumed>) = 0 [pid 5863] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5856] <... mmap resumed>) = 0x7f9655eba000 [pid 5854] <... futex resumed>) = 0 [pid 5856] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] <... mprotect resumed>) = 0 [pid 5855] <... mmap resumed>) = 0x7f9655eba000 [pid 5854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5855] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5854] <... mmap resumed>) = 0x7f9655eba000 [pid 5856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] <... mprotect resumed>) = 0 [pid 5854] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5864 attached [pid 5857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5856] <... clone3 resumed> => {parent_tid=[5864]}, 88) = 5864 [pid 5854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5863] <... madvise resumed>) = 0 [pid 5857] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5865 attached [pid 5857] <... futex resumed>) = 0 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5864] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5863] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5854] <... clone3 resumed> => {parent_tid=[5865]}, 88) = 5865 ./strace-static-x86_64: Process 5866 attached [pid 5864] <... rseq resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5857] <... mmap resumed>) = 0x7f9655eba000 [pid 5856] <... futex resumed>) = 0 [pid 5853] <... futex resumed>) = 0 [pid 5866] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5865] <... rseq resumed>) = 0 [pid 5864] set_robust_list(0x7f9655eda9a0, 24 [pid 5863] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5856] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] <... clone3 resumed> => {parent_tid=[5866]}, 88) = 5866 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] <... rseq resumed>) = 0 [pid 5865] set_robust_list(0x7f9655eda9a0, 24 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5857] <... mprotect resumed>) = 0 [pid 5855] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] set_robust_list(0x7f9655eda9a0, 24 [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5855] <... futex resumed>) = 0 [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5855] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5867 attached [pid 5866] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5864] <... madvise resumed>) = 0 [pid 5854] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5865] <... madvise resumed>) = 0 [pid 5857] <... clone3 resumed> => {parent_tid=[5867]}, 88) = 5867 [pid 5867] <... rseq resumed>) = 0 [pid 5867] set_robust_list(0x7f9655eda9a0, 24 [pid 5866] <... madvise resumed>) = 0 [pid 5857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5857] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5857] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... futex resumed>) = 0 [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5866] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5865] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] <... futex resumed>) = 1 [pid 5854] <... futex resumed>) = 0 [pid 5865] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5855] <... futex resumed>) = 0 [pid 5867] <... madvise resumed>) = 0 [pid 5867] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5857] <... futex resumed>) = 0 [pid 5867] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... mmap resumed>) = 0x20000000 [pid 5858] <... mmap resumed>) = 0x20000000 [pid 5860] <... mmap resumed>) = 0x20000000 [pid 5859] <... mmap resumed>) = 0x20000000 [pid 5862] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... mmap resumed>) = 0x20000000 [pid 5860] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5861] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5854] exit_group(0 [pid 5865] <... futex resumed>) = ? [pid 5862] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] <... futex resumed>) = 0 [pid 5859] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] exit_group(0 [pid 5853] exit_group(0 [pid 5855] exit_group(0 [pid 5865] +++ exited with 0 +++ [pid 5866] <... futex resumed>) = ? [pid 5864] <... futex resumed>) = ? [pid 5863] <... futex resumed>) = ? [pid 5860] +++ exited with 0 +++ [pid 5858] <... futex resumed>) = ? [pid 5857] exit_group(0 [pid 5856] <... exit_group resumed>) = ? [pid 5855] <... exit_group resumed>) = ? [pid 5854] <... exit_group resumed>) = ? [pid 5853] <... exit_group resumed>) = ? [pid 5866] +++ exited with 0 +++ [pid 5864] +++ exited with 0 +++ [pid 5863] +++ exited with 0 +++ [pid 5861] +++ exited with 0 +++ [pid 5859] <... futex resumed>) = ? [pid 5858] +++ exited with 0 +++ [pid 5857] <... exit_group resumed>) = ? [pid 5862] <... futex resumed>) = ? [pid 5862] +++ exited with 0 +++ [pid 5867] <... futex resumed>) = ? [pid 5867] +++ exited with 0 +++ [pid 5856] +++ exited with 0 +++ [pid 5859] +++ exited with 0 +++ [pid 5855] +++ exited with 0 +++ [pid 5854] +++ exited with 0 +++ [pid 5853] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5851] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5854, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5851] newfstatat(3, "", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, [pid 5848] getdents64(3, [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./0/binderfs" [pid 5848] unlink("./0/binderfs") = 0 [pid 5849] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] <... unlink resumed>) = 0 [pid 5850] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5849] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5848] <... close resumed>) = 0 [pid 5851] getdents64(3, [pid 5850] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] rmdir("./0" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... rmdir resumed>) = 0 [pid 5851] close(3 [pid 5850] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... close resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] rmdir("./0" [pid 5849] unlink("./0/binderfs" [pid 5851] <... rmdir resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] <... unlink resumed>) = 0 [pid 5848] mkdir("./1", 0777) = 0 [pid 5851] mkdir("./1", 0777 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... mkdir resumed>) = 0 [pid 5850] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] close(3) = 0 [pid 5849] rmdir("./0"./strace-static-x86_64: Process 5868 attached ) = 0 [pid 5850] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./0/binderfs" [pid 5849] mkdir("./1", 0777 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5868 ./strace-static-x86_64: Process 5869 attached [pid 5868] set_robust_list(0x555564940760, 24 [pid 5869] set_robust_list(0x555564940760, 24 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5869] chdir("./1" [pid 5868] chdir("./1" [pid 5869] <... chdir resumed>) = 0 [pid 5868] <... chdir resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5869 [pid 5850] getdents64(3, [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5869] <... prctl resumed>) = 0 [pid 5868] <... prctl resumed>) = 0 [pid 5850] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5870 attached [pid 5869] setpgid(0, 0 [pid 5868] setpgid(0, 0 [pid 5850] <... close resumed>) = 0 [pid 5869] <... setpgid resumed>) = 0 [pid 5868] <... setpgid resumed>) = 0 [pid 5870] set_robust_list(0x555564940760, 24 [pid 5850] rmdir("./0" [pid 5870] <... set_robust_list resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... rmdir resumed>) = 0 [pid 5869] <... openat resumed>) = 3 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5870 [pid 5870] chdir("./1" [pid 5850] mkdir("./1", 0777 [pid 5869] write(3, "1000", 4 [pid 5850] <... mkdir resumed>) = 0 [pid 5869] <... write resumed>) = 4 [pid 5869] close(3) = 0 [pid 5870] <... chdir resumed>) = 0 [pid 5869] symlink("/dev/binderfs", "./binderfs" [pid 5868] <... openat resumed>) = 3 [pid 5857] +++ exited with 0 +++ [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5869] <... symlink resumed>) = 0 [pid 5868] write(3, "1000", 4 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5870] <... prctl resumed>) = 0 executing program ./strace-static-x86_64: Process 5871 attached [pid 5870] setpgid(0, 0 [pid 5869] write(1, "executing program\n", 18 [pid 5868] <... write resumed>) = 4 [pid 5870] <... setpgid resumed>) = 0 [pid 5871] set_robust_list(0x555564940760, 24 [pid 5869] <... write resumed>) = 18 [pid 5868] close(3 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5871 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5869] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... close resumed>) = 0 [pid 5852] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] chdir("./1" [pid 5869] <... futex resumed>) = 0 [pid 5868] symlink("/dev/binderfs", "./binderfs" [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5871] <... chdir resumed>) = 0 [pid 5870] <... openat resumed>) = 3 [pid 5869] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5868] <... symlink resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5869] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5871] <... prctl resumed>) = 0 [pid 5870] write(3, "1000", 4 [pid 5869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5871] setpgid(0, 0 [pid 5870] <... write resumed>) = 4 [pid 5869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] write(1, "executing program\n", 18executing program [pid 5852] <... openat resumed>) = 3 [pid 5871] <... setpgid resumed>) = 0 [pid 5870] close(3 [pid 5869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5868] <... write resumed>) = 18 [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... close resumed>) = 0 [pid 5869] <... mmap resumed>) = 0x7f9655edb000 [pid 5868] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] newfstatat(3, "", [pid 5870] symlink("/dev/binderfs", "./binderfs" [pid 5869] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5868] <... futex resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5869] <... mprotect resumed>) = 0 [pid 5871] <... openat resumed>) = 3 [pid 5870] <... symlink resumed>) = 0 [pid 5869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5868] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] getdents64(3, executing program [pid 5871] write(3, "1000", 4 [pid 5870] write(1, "executing program\n", 18 [pid 5869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5868] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5871] <... write resumed>) = 4 [pid 5870] <... write resumed>) = 18 [pid 5869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5868] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5871] close(3 [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5872 attached [pid 5868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5871] <... close resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5871] symlink("/dev/binderfs", "./binderfs" [pid 5870] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5868] <... mmap resumed>) = 0x7f9655edb000 [pid 5852] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5869] <... clone3 resumed> => {parent_tid=[5872]}, 88) = 5872 [pid 5870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] <... rseq resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] set_robust_list(0x7f9655efb9a0, 24 [pid 5869] rt_sigprocmask(SIG_SETMASK, [], [pid 5868] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5872] <... set_robust_list resumed>) = 0 [pid 5872] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] <... symlink resumed>) = 0 [pid 5872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] unlink("./0/binderfs" [pid 5870] <... mmap resumed>) = 0x7f9655edb000 executing program [pid 5871] write(1, "executing program\n", 18 [pid 5870] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] <... mprotect resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5871] <... write resumed>) = 18 [pid 5870] <... mprotect resumed>) = 0 [pid 5869] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 5872] <... futex resumed>) = 0 [pid 5871] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5869] <... futex resumed>) = 1 [pid 5868] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5872] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5871] <... futex resumed>) = 0 [pid 5870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5869] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] close(3 [pid 5872] <... openat resumed>) = 3 [pid 5871] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5868] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] <... close resumed>) = 0 [pid 5871] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] rmdir("./0"./strace-static-x86_64: Process 5874 attached ./strace-static-x86_64: Process 5873 attached [pid 5872] <... futex resumed>) = 1 [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5869] <... futex resumed>) = 0 [pid 5874] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5873] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5872] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5870] <... clone3 resumed> => {parent_tid=[5874]}, 88) = 5874 [pid 5869] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... clone3 resumed> => {parent_tid=[5873]}, 88) = 5873 [pid 5874] <... rseq resumed>) = 0 [pid 5873] <... rseq resumed>) = 0 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5871] <... mmap resumed>) = 0x7f9655edb000 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5869] <... futex resumed>) = 0 [pid 5868] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... rmdir resumed>) = 0 [pid 5874] set_robust_list(0x7f9655efb9a0, 24 [pid 5873] set_robust_list(0x7f9655efb9a0, 24 [pid 5872] dup(3 [pid 5871] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5869] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] mkdir("./1", 0777 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5872] <... dup resumed>) = 4 [pid 5871] <... mprotect resumed>) = 0 [pid 5870] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5870] <... futex resumed>) = 0 [pid 5868] <... futex resumed>) = 0 [pid 5872] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] <... futex resumed>) = 1 [pid 5871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5870] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... futex resumed>) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... mkdir resumed>) = 0 [pid 5874] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5873] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5872] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5869] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5873] <... openat resumed>) = 3 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] <... futex resumed>) = 0 [pid 5872] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5869] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5875 attached [pid 5874] <... openat resumed>) = 3 [pid 5875] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5874] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... clone3 resumed> => {parent_tid=[5875]}, 88) = 5875 [pid 5875] <... rseq resumed>) = 0 [pid 5874] <... futex resumed>) = 1 [pid 5871] rt_sigprocmask(SIG_SETMASK, [], [pid 5870] <... futex resumed>) = 0 [pid 5875] set_robust_list(0x7f9655efb9a0, 24 [pid 5874] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5871] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... futex resumed>) = 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] dup(3 [pid 5871] <... futex resumed>) = 0 [pid 5870] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... dup resumed>) = 4 [pid 5871] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5874] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5870] <... futex resumed>) = 0 [pid 5875] <... openat resumed>) = 3 [pid 5874] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5870] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 1 [pid 5870] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... futex resumed>) = 0 [pid 5871] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = 0 [pid 5871] <... futex resumed>) = 1 [pid 5875] dup(3 [pid 5871] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... dup resumed>) = 4 [pid 5875] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5875] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5876 attached [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... futex resumed>) = 0 [pid 5876] set_robust_list(0x555564940760, 24 [pid 5875] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5873] <... futex resumed>) = 1 [pid 5871] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] <... futex resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5876 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5873] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] chdir("./1" [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5868] <... futex resumed>) = 0 [pid 5876] <... chdir resumed>) = 0 [pid 5873] dup(3 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5873] <... dup resumed>) = 4 [pid 5876] <... prctl resumed>) = 0 [pid 5873] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] setpgid(0, 0 [pid 5873] <... futex resumed>) = 0 [pid 5876] <... setpgid resumed>) = 0 [pid 5873] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5876] write(3, "1000", 4) = 4 [pid 5876] close(3) = 0 [pid 5876] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5876] write(1, "executing program\n", 18 [pid 5868] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... write resumed>) = 18 [pid 5876] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5876] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 5876] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5868] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5873] <... futex resumed>) = 0 [pid 5868] <... futex resumed>) = 1 [pid 5876] <... mprotect resumed>) = 0 [pid 5873] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5868] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5877 attached => {parent_tid=[5877]}, 88) = 5877 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5876] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5877] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5876] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... rseq resumed>) = 0 [pid 5877] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5877] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5870] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5877] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... futex resumed>) = 1 [pid 5876] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5876] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5877] dup(3 [pid 5876] <... futex resumed>) = 0 [pid 5869] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... dup resumed>) = 4 [pid 5876] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... mmap resumed>) = 0x7f9655eba000 [pid 5869] <... futex resumed>) = 0 [pid 5877] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5877] <... futex resumed>) = 0 [pid 5876] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... mmap resumed>) = 0x7f9655eba000 [pid 5877] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5876] <... futex resumed>) = 0 [pid 5870] <... mprotect resumed>) = 0 [pid 5869] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5876] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5869] <... mprotect resumed>) = 0 [pid 5871] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5871] <... futex resumed>) = 0 [pid 5870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[5878]}, 88) = 5878 [pid 5869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5869] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5878 attached ./strace-static-x86_64: Process 5879 attached ) = 0 [pid 5871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5879] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 5878] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5871] <... mmap resumed>) = 0x7f9655eba000 [pid 5870] <... clone3 resumed> => {parent_tid=[5879]}, 88) = 5879 [pid 5869] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] set_robust_list(0x7f9655eda9a0, 24 [pid 5878] <... rseq resumed>) = 0 [pid 5871] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5879] <... set_robust_list resumed>) = 0 [pid 5878] set_robust_list(0x7f9655eda9a0, 24 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5878] <... set_robust_list resumed>) = 0 [pid 5878] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] <... mprotect resumed>) = 0 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5878] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5870] <... futex resumed>) = 0 [pid 5871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5870] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5868] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5880 attached [pid 5868] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] <... madvise resumed>) = 0 [pid 5871] <... clone3 resumed> => {parent_tid=[5880]}, 88) = 5880 [pid 5868] <... futex resumed>) = 0 [pid 5880] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5880] <... rseq resumed>) = 0 [pid 5880] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5878] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... madvise resumed>) = 0 [pid 5871] rt_sigprocmask(SIG_SETMASK, [], [pid 5868] <... mmap resumed>) = 0x7f9655eba000 [pid 5879] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5879] <... futex resumed>) = 1 [pid 5878] <... futex resumed>) = 1 [pid 5871] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... futex resumed>) = 0 [pid 5869] <... futex resumed>) = 0 [pid 5879] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] <... mprotect resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5878] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5871] <... futex resumed>) = 1 [pid 5868] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5876] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5876] <... futex resumed>) = 0 [pid 5868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5881 attached [pid 5880] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5876] <... mmap resumed>) = 0x7f9655eba000 [pid 5880] <... madvise resumed>) = 0 [pid 5881] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5876] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5868] <... clone3 resumed> => {parent_tid=[5881]}, 88) = 5881 [pid 5881] <... rseq resumed>) = 0 [pid 5876] <... mprotect resumed>) = 0 [pid 5868] rt_sigprocmask(SIG_SETMASK, [], [pid 5881] set_robust_list(0x7f9655eda9a0, 24 [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5881] <... set_robust_list resumed>) = 0 [pid 5868] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] rt_sigprocmask(SIG_SETMASK, [], [pid 5876] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5868] <... futex resumed>) = 0 [pid 5881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5868] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5881] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5882 attached => {parent_tid=[5882]}, 88) = 5882 [pid 5882] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5882] <... rseq resumed>) = 0 [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5882] set_robust_list(0x7f9655eda9a0, 24 [pid 5876] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... set_robust_list resumed>) = 0 [pid 5876] <... futex resumed>) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], [pid 5876] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5880] <... futex resumed>) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5881] <... madvise resumed>) = 0 [pid 5880] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... madvise resumed>) = 0 [pid 5881] <... futex resumed>) = 1 [pid 5868] <... futex resumed>) = 0 [pid 5882] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5882] <... futex resumed>) = 1 [pid 5876] <... futex resumed>) = 0 [pid 5882] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... mmap resumed>) = 0x20000000 [pid 5873] <... mmap resumed>) = 0x20000000 [pid 5874] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... mmap resumed>) = 0x20000000 [pid 5875] <... mmap resumed>) = 0x20000000 [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] <... futex resumed>) = 0 [pid 5872] <... mmap resumed>) = 0x20000000 [pid 5877] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 0 [pid 5873] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] exit_group(0 [pid 5879] <... futex resumed>) = ? [pid 5877] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] exit_group(0 [pid 5875] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... futex resumed>) = ? [pid 5872] <... futex resumed>) = 0 [pid 5870] <... exit_group resumed>) = ? [pid 5868] exit_group(0 [pid 5882] <... futex resumed>) = ? [pid 5879] +++ exited with 0 +++ [pid 5881] <... futex resumed>) = ? [pid 5877] <... futex resumed>) = ? [pid 5876] <... exit_group resumed>) = ? [pid 5874] +++ exited with 0 +++ [pid 5873] <... futex resumed>) = ? [pid 5872] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] exit_group(0 [pid 5868] <... exit_group resumed>) = ? [pid 5882] +++ exited with 0 +++ [pid 5881] +++ exited with 0 +++ [pid 5869] exit_group(0 [pid 5878] <... futex resumed>) = ? [pid 5872] <... futex resumed>) = ? [pid 5869] <... exit_group resumed>) = ? [pid 5878] +++ exited with 0 +++ [pid 5872] +++ exited with 0 +++ [pid 5880] <... futex resumed>) = ? [pid 5871] <... exit_group resumed>) = ? [pid 5880] +++ exited with 0 +++ [pid 5869] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5875] <... futex resumed>) = ? [pid 5851] <... restart_syscall resumed>) = 0 [pid 5851] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5877] +++ exited with 0 +++ [pid 5876] +++ exited with 0 +++ [pid 5851] <... openat resumed>) = 3 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5851] newfstatat(3, "", [pid 5873] +++ exited with 0 +++ [pid 5868] +++ exited with 0 +++ [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] getdents64(3, [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5870] +++ exited with 0 +++ [pid 5851] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5852] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5852] <... openat resumed>) = 3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5851] unlink("./1/binderfs" [pid 5849] <... restart_syscall resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5852] getdents64(3, [pid 5848] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... openat resumed>) = 3 [pid 5852] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5851] close(3 [pid 5849] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... close resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] unlink("./1/binderfs" [pid 5851] rmdir("./1" [pid 5849] newfstatat(3, "", [pid 5848] getdents64(3, [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5848] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] mkdir("./2", 0777 [pid 5849] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5852] close(3 [pid 5851] <... mkdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... close resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5848] unlink("./1/binderfs" [pid 5852] rmdir("./1" [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] unlink("./1/binderfs" [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5852] mkdir("./2", 0777 [pid 5848] rmdir("./1"./strace-static-x86_64: Process 5883 attached [pid 5852] <... mkdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] close(3 [pid 5883] set_robust_list(0x555564940760, 24 [pid 5849] <... close resumed>) = 0 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5849] rmdir("./1" [pid 5883] chdir("./2" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5883 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... rmdir resumed>) = 0 [pid 5848] mkdir("./2", 0777./strace-static-x86_64: Process 5884 attached [pid 5883] <... chdir resumed>) = 0 [pid 5849] mkdir("./2", 0777 [pid 5848] <... mkdir resumed>) = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] set_robust_list(0x555564940760, 24 [pid 5849] <... mkdir resumed>) = 0 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5883] <... prctl resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] chdir("./2" [pid 5883] setpgid(0, 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] <... chdir resumed>) = 0 [pid 5883] <... setpgid resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5884 ./strace-static-x86_64: Process 5885 attached ./strace-static-x86_64: Process 5886 attached [pid 5885] set_robust_list(0x555564940760, 24 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5885 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5885] chdir("./2" [pid 5884] <... prctl resumed>) = 0 [pid 5886] set_robust_list(0x555564940760, 24 [pid 5885] <... chdir resumed>) = 0 [pid 5884] setpgid(0, 0 [pid 5883] <... openat resumed>) = 3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5886 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] <... setpgid resumed>) = 0 [pid 5883] write(3, "1000", 4 [pid 5886] chdir("./2" [pid 5885] <... prctl resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] <... chdir resumed>) = 0 [pid 5884] <... openat resumed>) = 3 [pid 5883] <... write resumed>) = 4 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5885] setpgid(0, 0 [pid 5883] close(3 [pid 5885] <... setpgid resumed>) = 0 [pid 5883] <... close resumed>) = 0 [pid 5886] <... prctl resumed>) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5884] write(3, "1000", 4 [pid 5883] symlink("/dev/binderfs", "./binderfs" [pid 5886] setpgid(0, 0 [pid 5884] <... write resumed>) = 4 [pid 5886] <... setpgid resumed>) = 0 executing program [pid 5884] close(3 [pid 5883] <... symlink resumed>) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5883] write(1, "executing program\n", 18 [pid 5885] <... openat resumed>) = 3 [pid 5885] write(3, "1000", 4 [pid 5883] <... write resumed>) = 18 [pid 5886] <... openat resumed>) = 3 [pid 5884] <... close resumed>) = 0 [pid 5884] symlink("/dev/binderfs", "./binderfs" [pid 5886] write(3, "1000", 4 [pid 5885] <... write resumed>) = 4 [pid 5884] <... symlink resumed>) = 0 [pid 5883] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] close(3 [pid 5883] <... futex resumed>) = 0 [pid 5886] <... write resumed>) = 4 executing program [pid 5885] <... close resumed>) = 0 [pid 5884] write(1, "executing program\n", 18 [pid 5883] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5886] close(3 [pid 5885] symlink("/dev/binderfs", "./binderfs" [pid 5884] <... write resumed>) = 18 [pid 5883] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5886] <... close resumed>) = 0 [pid 5883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] symlink("/dev/binderfs", "./binderfs" [pid 5885] <... symlink resumed>) = 0 [pid 5884] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... symlink resumed>) = 0 [pid 5884] <... futex resumed>) = 0 [pid 5883] <... mmap resumed>) = 0x7f9655edb000 executing program executing program [pid 5885] write(1, "executing program\n", 18 [pid 5886] write(1, "executing program\n", 18 [pid 5884] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5886] <... write resumed>) = 18 [pid 5885] <... write resumed>) = 18 [pid 5884] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5883] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5886] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5886] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5883] <... mprotect resumed>) = 0 [pid 5886] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5885] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5885] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5884] <... mmap resumed>) = 0x7f9655edb000 [pid 5886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5884] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5884] <... mprotect resumed>) = 0 [pid 5883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5886] <... mmap resumed>) = 0x7f9655edb000 [pid 5885] <... mmap resumed>) = 0x7f9655edb000 [pid 5884] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5887 attached [pid 5886] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5885] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5887] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5883] <... clone3 resumed> => {parent_tid=[5887]}, 88) = 5887 [pid 5887] <... rseq resumed>) = 0 [pid 5885] <... mprotect resumed>) = 0 [pid 5887] set_robust_list(0x7f9655efb9a0, 24 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... mprotect resumed>) = 0 [pid 5884] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5887] <... set_robust_list resumed>) = 0 [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5888 attached [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5883] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] +++ exited with 0 +++ [pid 5871] +++ exited with 0 +++ [pid 5888] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5884] <... clone3 resumed> => {parent_tid=[5888]}, 88) = 5888 [pid 5883] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=0, si_stime=16 /* 0.16 s */} --- ./strace-static-x86_64: Process 5890 attached ./strace-static-x86_64: Process 5889 attached [pid 5888] <... rseq resumed>) = 0 [pid 5887] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5884] rt_sigprocmask(SIG_SETMASK, [], [pid 5883] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5890] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5889] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5888] set_robust_list(0x7f9655efb9a0, 24 [pid 5887] <... openat resumed>) = 3 [pid 5886] <... clone3 resumed> => {parent_tid=[5890]}, 88) = 5890 [pid 5885] <... clone3 resumed> => {parent_tid=[5889]}, 88) = 5889 [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5890] <... rseq resumed>) = 0 [pid 5889] <... rseq resumed>) = 0 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] set_robust_list(0x7f9655efb9a0, 24 [pid 5889] set_robust_list(0x7f9655efb9a0, 24 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] <... futex resumed>) = 1 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5884] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] dup(3 [pid 5886] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5887] <... dup resumed>) = 4 [pid 5886] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] <... openat resumed>) = 3 [pid 5887] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5883] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5890] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5889] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5888] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... openat resumed>) = 3 [pid 5890] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... openat resumed>) = 3 [pid 5888] <... futex resumed>) = 1 [pid 5887] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5884] <... futex resumed>) = 0 [pid 5883] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 3 [pid 5889] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 1 [pid 5888] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5889] <... futex resumed>) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5884] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... futex resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5889] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = 0 [pid 5886] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... futex resumed>) = 1 [pid 5883] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] <... futex resumed>) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5889] dup(3 [pid 5886] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... dup resumed>) = 4 [pid 5850] getdents64(3, [pid 5889] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5888] dup(3 [pid 5885] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5890] dup(3 [pid 5889] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... dup resumed>) = 4 [pid 5885] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5890] <... dup resumed>) = 4 [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5890] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5888] <... futex resumed>) = 1 [pid 5885] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5890] <... futex resumed>) = 1 [pid 5888] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = 0 [pid 5884] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5890] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5886] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5884] <... futex resumed>) = 0 [pid 5884] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 1 [pid 5850] unlink("./1/binderfs" [pid 5890] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5886] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... unlink resumed>) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./1") = 0 [pid 5850] mkdir("./2", 0777) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5891 attached , child_tidptr=0x555564940750) = 5891 [pid 5891] set_robust_list(0x555564940760, 24) = 0 [pid 5891] chdir("./2") = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5883] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5891] setpgid(0, 0) = 0 [pid 5883] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5883] <... futex resumed>) = 0 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5891] <... openat resumed>) = 3 [pid 5885] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5883] <... mmap resumed>) = 0x7f9655eba000 [pid 5885] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5891] write(3, "1000", 4 [pid 5885] <... futex resumed>) = 0 [pid 5883] <... mprotect resumed>) = 0 [pid 5891] <... write resumed>) = 4 [pid 5885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5891] close(3 [pid 5885] <... mmap resumed>) = 0x7f9655eba000 [pid 5883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5891] <... close resumed>) = 0 [pid 5885] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5885] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5892 attached [pid 5891] symlink("/dev/binderfs", "./binderfs" [pid 5885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5892] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5891] <... symlink resumed>) = 0 [pid 5885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5892] <... rseq resumed>) = 0 [pid 5885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5884] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5893 attached [pid 5892] set_robust_list(0x7f9655eda9a0, 24 [pid 5891] write(1, "executing program\n", 18 [pid 5884] <... futex resumed>) = 0 executing program [pid 5883] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5893] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5891] <... write resumed>) = 18 [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... rseq resumed>) = 0 [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... clone3 resumed> => {parent_tid=[5893]}, 88) = 5893 [pid 5884] <... mmap resumed>) = 0x7f9655eba000 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5893] set_robust_list(0x7f9655eda9a0, 24 [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5883] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5892] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5891] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5885] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... mprotect resumed>) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5886] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5884] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5883] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5886] <... futex resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5885] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5884] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] <... mmap resumed>) = 0x7f9655eba000 [pid 5891] <... mmap resumed>) = 0x7f9655edb000 [pid 5886] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5891] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5886] <... mprotect resumed>) = 0 [pid 5891] <... mprotect resumed>) = 0 [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5894 attached [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5884] <... clone3 resumed> => {parent_tid=[5894]}, 88) = 5894 [pid 5894] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5893] <... madvise resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5884] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5895 attached [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5884] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5896 attached [pid 5892] <... madvise resumed>) = 0 [pid 5886] <... clone3 resumed> => {parent_tid=[5895]}, 88) = 5895 [pid 5884] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5895] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5894] <... rseq resumed>) = 0 [pid 5892] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... clone3 resumed> => {parent_tid=[5896]}, 88) = 5896 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] <... rseq resumed>) = 0 [pid 5895] <... rseq resumed>) = 0 [pid 5894] set_robust_list(0x7f9655eda9a0, 24 [pid 5893] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = 1 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5884] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = 0 [pid 5896] set_robust_list(0x7f9655efb9a0, 24 [pid 5895] set_robust_list(0x7f9655eda9a0, 24 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5893] <... futex resumed>) = 1 [pid 5892] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5884] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] <... set_robust_list resumed>) = 0 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5894] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5886] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5894] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5891] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5895] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5896] <... openat resumed>) = 3 [pid 5894] <... madvise resumed>) = 0 [pid 5896] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5896] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] <... futex resumed>) = 0 [pid 5891] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 1 [pid 5896] dup(3) = 4 [pid 5896] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5896] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 1 [pid 5896] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5891] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... madvise resumed>) = 0 [pid 5895] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = 0 [pid 5894] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5894] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5891] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5891] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5897 attached => {parent_tid=[5897]}, 88) = 5897 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5897] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5891] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5889] <... mmap resumed>) = 0x20000000 [pid 5888] <... mmap resumed>) = 0x20000000 [pid 5896] <... mmap resumed>) = 0x20000000 [pid 5897] <... rseq resumed>) = 0 [pid 5896] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] <... mmap resumed>) = 0x20000000 [pid 5889] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... mmap resumed>) = 0x20000000 [pid 5885] exit_group(0 [pid 5884] exit_group(0 [pid 5897] set_robust_list(0x7f9655eda9a0, 24 [pid 5896] <... futex resumed>) = 0 [pid 5894] <... futex resumed>) = ? [pid 5893] <... futex resumed>) = ? [pid 5890] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... exit_group resumed>) = ? [pid 5888] <... futex resumed>) = ? [pid 5884] <... exit_group resumed>) = ? [pid 5889] <... futex resumed>) = ? [pid 5887] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5896] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5894] +++ exited with 0 +++ [pid 5893] +++ exited with 0 +++ [pid 5890] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5886] exit_group(0 [pid 5883] exit_group(0 [pid 5895] <... futex resumed>) = ? [pid 5892] <... futex resumed>) = ? [pid 5886] <... exit_group resumed>) = ? [pid 5883] <... exit_group resumed>) = ? [pid 5895] +++ exited with 0 +++ [pid 5892] +++ exited with 0 +++ [pid 5897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5897] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5889] +++ exited with 0 +++ [pid 5885] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5849] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5887] +++ exited with 0 +++ [pid 5883] +++ exited with 0 +++ [pid 5849] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5849] <... openat resumed>) = 3 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... openat resumed>) = 3 [pid 5849] unlink("./2/binderfs" [pid 5851] newfstatat(3, "", [pid 5849] <... unlink resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5851] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] close(3 [pid 5851] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] rmdir("./2" [pid 5851] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5888] +++ exited with 0 +++ [pid 5884] +++ exited with 0 +++ [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5890] +++ exited with 0 +++ [pid 5886] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5851] unlink("./2/binderfs" [pid 5849] mkdir("./3", 0777 [pid 5852] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... unlink resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... openat resumed>) = 3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5897] <... madvise resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5851] close(3 [pid 5848] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5898 attached [pid 5897] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... close resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 5898] set_robust_list(0x555564940760, 24 [pid 5897] <... futex resumed>) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5852] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5897] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] exit_group(0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] rmdir("./2" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5898 [pid 5848] getdents64(3, [pid 5898] chdir("./3" [pid 5897] <... futex resumed>) = ? [pid 5896] <... futex resumed>) = ? [pid 5891] <... exit_group resumed>) = ? [pid 5852] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] +++ exited with 0 +++ [pid 5896] +++ exited with 0 +++ [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... rmdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5851] mkdir("./3", 0777 [pid 5848] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] unlink("./2/binderfs" [pid 5848] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5852] <... unlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] getdents64(3, [pid 5848] unlink("./2/binderfs" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5852] close(3 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, [pid 5852] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5899 attached [pid 5852] rmdir("./2" [pid 5848] close(3) = 0 [pid 5848] rmdir("./2" [pid 5898] <... chdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5899] set_robust_list(0x555564940760, 24 [pid 5898] <... prctl resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5848] mkdir("./3", 0777 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5899 [pid 5898] setpgid(0, 0) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5899] chdir("./3" [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] <... chdir resumed>) = 0 [pid 5898] <... openat resumed>) = 3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] write(3, "1000", 4 [pid 5852] mkdir("./3", 0777./strace-static-x86_64: Process 5900 attached [pid 5899] <... prctl resumed>) = 0 [pid 5898] <... write resumed>) = 4 [pid 5900] set_robust_list(0x555564940760, 24 [pid 5898] close(3 [pid 5852] <... mkdir resumed>) = 0 [pid 5898] <... close resumed>) = 0 [pid 5899] setpgid(0, 0 [pid 5898] symlink("/dev/binderfs", "./binderfs" [pid 5899] <... setpgid resumed>) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5898] <... symlink resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5900] <... set_robust_list resumed>) = 0 executing program [pid 5899] <... openat resumed>) = 3 [pid 5898] write(1, "executing program\n", 18 [pid 5900] chdir("./3" [pid 5898] <... write resumed>) = 18 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5900 ./strace-static-x86_64: Process 5901 attached [pid 5899] write(3, "1000", 4 [pid 5898] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... write resumed>) = 4 [pid 5898] <... futex resumed>) = 0 [pid 5901] set_robust_list(0x555564940760, 24 [pid 5900] <... chdir resumed>) = 0 [pid 5899] close(3 [pid 5898] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5901 [pid 5901] <... set_robust_list resumed>) = 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5899] <... close resumed>) = 0 [pid 5898] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5901] chdir("./3" [pid 5899] symlink("/dev/binderfs", "./binderfs" [pid 5900] <... prctl resumed>) = 0 [pid 5899] <... symlink resumed>) = 0 [pid 5898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 5901] <... chdir resumed>) = 0 [pid 5900] setpgid(0, 0 [pid 5899] write(1, "executing program\n", 18 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5900] <... setpgid resumed>) = 0 [pid 5899] <... write resumed>) = 18 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5901] <... prctl resumed>) = 0 [pid 5899] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] setpgid(0, 0 [pid 5899] <... futex resumed>) = 0 [pid 5901] <... setpgid resumed>) = 0 [pid 5899] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5898] <... mmap resumed>) = 0x7f9655edb000 [pid 5900] <... openat resumed>) = 3 [pid 5899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5898] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5900] write(3, "1000", 4 [pid 5898] <... mprotect resumed>) = 0 [pid 5900] <... write resumed>) = 4 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5900] close(3 [pid 5898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5900] <... close resumed>) = 0 [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5902 attached [pid 5900] symlink("/dev/binderfs", "./binderfs" [pid 5902] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5900] <... symlink resumed>) = 0 [pid 5898] <... clone3 resumed> => {parent_tid=[5902]}, 88) = 5902 [pid 5902] <... rseq resumed>) = 0 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5902] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5900] write(1, "executing program\n", 18executing program [pid 5898] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5900] <... write resumed>) = 18 [pid 5898] <... futex resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5901] <... openat resumed>) = 3 [pid 5900] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] write(3, "1000", 4 [pid 5900] <... futex resumed>) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5901] <... write resumed>) = 4 [pid 5900] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5899] <... mmap resumed>) = 0x7f9655edb000 [pid 5899] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5901] close(3 [pid 5900] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5899] <... mprotect resumed>) = 0 [pid 5901] <... close resumed>) = 0 [pid 5900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5901] symlink("/dev/binderfs", "./binderfs" [pid 5900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] <... symlink resumed>) = 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5900] <... mmap resumed>) = 0x7f9655edb000 [pid 5899] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5900] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5902] <... openat resumed>) = 3 [pid 5901] write(1, "executing program\n", 18 [pid 5891] +++ exited with 0 +++ ./strace-static-x86_64: Process 5903 attached [pid 5902] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5899] <... clone3 resumed> => {parent_tid=[5903]}, 88) = 5903 [pid 5903] <... rseq resumed>) = 0 [pid 5902] <... futex resumed>) = 1 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5903] set_robust_list(0x7f9655efb9a0, 24 [pid 5902] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5903] <... set_robust_list resumed>) = 0 [pid 5901] <... write resumed>) = 18 [pid 5900] <... mprotect resumed>) = 0 [pid 5899] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5899] <... futex resumed>) = 0 [pid 5898] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5900] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5899] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... futex resumed>) = 1 [pid 5903] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5902] dup(3 [pid 5901] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5898] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] <... openat resumed>) = 3 [pid 5902] <... dup resumed>) = 4 [pid 5901] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5904 attached [pid 5901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5900] <... clone3 resumed> => {parent_tid=[5904]}, 88) = 5904 [pid 5850] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5902] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5900] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5904] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5903] <... futex resumed>) = 1 [pid 5902] <... futex resumed>) = 1 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5904] <... rseq resumed>) = 0 [pid 5903] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] set_robust_list(0x7f9655efb9a0, 24 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] <... futex resumed>) = 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5903] dup(3 [pid 5899] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5903] <... dup resumed>) = 4 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... mmap resumed>) = 0x7f9655edb000 [pid 5900] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5904] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5903] <... futex resumed>) = 1 [pid 5902] <... futex resumed>) = 0 [pid 5901] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5900] <... futex resumed>) = 0 [pid 5899] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = 1 [pid 5850] <... openat resumed>) = 3 [pid 5904] <... openat resumed>) = 3 [pid 5903] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5901] <... mprotect resumed>) = 0 [pid 5900] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] newfstatat(3, "", [pid 5904] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5904] <... futex resumed>) = 0 [pid 5903] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5899] <... futex resumed>) = 0 [pid 5904] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5900] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5900] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5904] dup(3) = 4 [pid 5901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5904] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] newfstatat(AT_FDCWD, "./2/binderfs", ./strace-static-x86_64: Process 5905 attached [pid 5904] <... futex resumed>) = 1 [pid 5900] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5905] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5904] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... clone3 resumed> => {parent_tid=[5905]}, 88) = 5905 [pid 5900] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] unlink("./2/binderfs" [pid 5905] <... rseq resumed>) = 0 [pid 5904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5900] <... futex resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5905] set_robust_list(0x7f9655efb9a0, 24 [pid 5904] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5900] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] getdents64(3, [pid 5905] <... set_robust_list resumed>) = 0 [pid 5901] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] <... futex resumed>) = 0 [pid 5850] close(3 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5850] rmdir("./2") = 0 [pid 5905] <... openat resumed>) = 3 [pid 5905] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5905] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5850] mkdir("./3", 0777 [pid 5905] dup(3 [pid 5901] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] <... dup resumed>) = 4 [pid 5905] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] <... futex resumed>) = 0 [pid 5901] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... mkdir resumed>) = 0 [pid 5905] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5906 attached , child_tidptr=0x555564940750) = 5906 [pid 5906] set_robust_list(0x555564940760, 24) = 0 [pid 5906] chdir("./3") = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5906] write(3, "1000", 4) = 4 [pid 5906] close(3) = 0 [pid 5906] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] write(1, "executing program\n", 18 [pid 5898] <... futex resumed>) = 0 [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5906] <... write resumed>) = 18 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5906] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... mmap resumed>) = 0x7f9655eba000 [pid 5906] <... futex resumed>) = 0 [pid 5898] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5899] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5899] <... futex resumed>) = 0 [pid 5898] <... mprotect resumed>) = 0 [pid 5906] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5906] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5899] <... mmap resumed>) = 0x7f9655eba000 [pid 5898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5907 attached [pid 5906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] <... mprotect resumed>) = 0 [pid 5907] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5906] <... mmap resumed>) = 0x7f9655edb000 [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5898] <... clone3 resumed> => {parent_tid=[5907]}, 88) = 5907 [pid 5906] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] <... mprotect resumed>) = 0 [pid 5900] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... futex resumed>) = 0 [pid 5899] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5907] <... rseq resumed>) = 0 [pid 5900] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5907] set_robust_list(0x7f9655eda9a0, 24 [pid 5906] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5907] <... set_robust_list resumed>) = 0 [pid 5906] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5900] <... mprotect resumed>) = 0 [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5900] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5906] <... clone3 resumed> => {parent_tid=[5908]}, 88) = 5908 ./strace-static-x86_64: Process 5909 attached ./strace-static-x86_64: Process 5908 attached [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5900] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5899] <... clone3 resumed> => {parent_tid=[5909]}, 88) = 5909 ./strace-static-x86_64: Process 5910 attached [pid 5909] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5908] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5907] <... madvise resumed>) = 0 [pid 5906] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... futex resumed>) = 0 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5910] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5909] <... rseq resumed>) = 0 [pid 5908] <... rseq resumed>) = 0 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5909] set_robust_list(0x7f9655eda9a0, 24 [pid 5908] set_robust_list(0x7f9655efb9a0, 24 [pid 5906] <... futex resumed>) = 0 [pid 5901] <... mmap resumed>) = 0x7f9655eba000 [pid 5900] <... clone3 resumed> => {parent_tid=[5910]}, 88) = 5910 [pid 5899] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] <... rseq resumed>) = 0 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5907] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5900] rt_sigprocmask(SIG_SETMASK, [], [pid 5899] <... futex resumed>) = 0 [pid 5910] set_robust_list(0x7f9655eda9a0, 24 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] <... futex resumed>) = 1 [pid 5901] <... mprotect resumed>) = 0 [pid 5900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... futex resumed>) = 0 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5900] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5900] <... futex resumed>) = 0 [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] <... 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5900] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5911 attached [pid 5910] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5909] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5908] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5911] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5910] <... madvise resumed>) = 0 [pid 5901] <... clone3 resumed> => {parent_tid=[5911]}, 88) = 5911 [pid 5911] <... rseq resumed>) = 0 [pid 5911] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5911] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5901] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5911] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5901] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... madvise resumed>) = 0 [pid 5908] <... openat resumed>) = 3 [pid 5908] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5900] <... futex resumed>) = 0 [pid 5910] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] <... futex resumed>) = 1 [pid 5906] <... futex resumed>) = 0 [pid 5906] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5906] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] dup(3) = 4 [pid 5911] <... madvise resumed>) = 0 [pid 5909] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... futex resumed>) = 1 [pid 5906] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 1 [pid 5908] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5906] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5909] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5906] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5911] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5906] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5906] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5906] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5912 attached => {parent_tid=[5912]}, 88) = 5912 [pid 5912] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5912] <... rseq resumed>) = 0 [pid 5912] set_robust_list(0x7f9655eda9a0, 24 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5906] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] <... futex resumed>) = 0 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5908] <... mmap resumed>) = 0x20000000 [pid 5905] <... mmap resumed>) = 0x20000000 [pid 5903] <... mmap resumed>) = 0x20000000 [pid 5903] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... madvise resumed>) = 0 [pid 5908] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... mmap resumed>) = 0x20000000 [pid 5903] <... futex resumed>) = 0 [pid 5902] <... mmap resumed>) = 0x20000000 [pid 5912] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5904] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] exit_group(0 [pid 5912] <... futex resumed>) = 1 [pid 5909] <... futex resumed>) = ? [pid 5908] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5906] <... futex resumed>) = 0 [pid 5905] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] <... futex resumed>) = 0 [pid 5903] <... futex resumed>) = ? [pid 5902] <... futex resumed>) = 0 [pid 5901] exit_group(0 [pid 5900] exit_group(0 [pid 5899] <... exit_group resumed>) = ? [pid 5912] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5910] <... futex resumed>) = ? [pid 5909] +++ exited with 0 +++ [pid 5906] exit_group(0 [pid 5903] +++ exited with 0 +++ [pid 5902] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5900] <... exit_group resumed>) = ? [pid 5910] +++ exited with 0 +++ [pid 5898] exit_group(0 [pid 5907] <... futex resumed>) = ? [pid 5902] <... futex resumed>) = ? [pid 5898] <... exit_group resumed>) = ? [pid 5907] +++ exited with 0 +++ [pid 5902] +++ exited with 0 +++ [pid 5906] <... exit_group resumed>) = ? [pid 5912] <... futex resumed>) = ? [pid 5912] +++ exited with 0 +++ [pid 5898] +++ exited with 0 +++ [pid 5901] <... exit_group resumed>) = ? [pid 5908] <... futex resumed>) = ? [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5911] <... futex resumed>) = ? [pid 5911] +++ exited with 0 +++ [pid 5905] <... futex resumed>) = ? [pid 5899] +++ exited with 0 +++ [pid 5849] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./3/binderfs" [pid 5851] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] <... unlink resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5851] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] close(3 [pid 5851] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./3") = 0 [pid 5905] +++ exited with 0 +++ [pid 5901] +++ exited with 0 +++ [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5904] +++ exited with 0 +++ [pid 5900] +++ exited with 0 +++ [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5851] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5849] mkdir("./4", 0777 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5851] unlink("./3/binderfs" [pid 5849] <... mkdir resumed>) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... unlink resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] getdents64(3, [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5913 attached [pid 5852] <... openat resumed>) = 3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] set_robust_list(0x555564940760, 24 [pid 5852] newfstatat(3, "", [pid 5851] close(3 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5913 [pid 5848] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5913] <... set_robust_list resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... close resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5913] chdir("./4" [pid 5852] getdents64(3, [pid 5851] rmdir("./3" [pid 5913] <... chdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] newfstatat(3, "", [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... rmdir resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5848] getdents64(3, [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./3/binderfs" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5913] <... prctl resumed>) = 0 [pid 5851] mkdir("./4", 0777 [pid 5848] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5913] setpgid(0, 0 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] <... setpgid resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] getdents64(3, [pid 5848] newfstatat(AT_FDCWD, "./3/binderfs", ./strace-static-x86_64: Process 5914 attached [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5914] set_robust_list(0x555564940760, 24 [pid 5913] <... openat resumed>) = 3 [pid 5852] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5913] write(3, "1000", 4) = 4 [pid 5913] close(3 [pid 5914] chdir("./4" [pid 5913] <... close resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5914 [pid 5848] unlink("./3/binderfs" [pid 5852] rmdir("./3" [pid 5848] <... unlink resumed>) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs" [pid 5852] <... rmdir resumed>) = 0 [pid 5914] <... chdir resumed>) = 0 [pid 5848] getdents64(3, executing program [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] <... symlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5914] <... prctl resumed>) = 0 [pid 5913] write(1, "executing program\n", 18 [pid 5852] mkdir("./4", 0777 [pid 5848] close(3 [pid 5914] setpgid(0, 0 [pid 5913] <... write resumed>) = 18 [pid 5914] <... setpgid resumed>) = 0 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... mkdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5914] <... openat resumed>) = 3 [pid 5913] <... futex resumed>) = 0 [pid 5913] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] rmdir("./3" [pid 5914] write(3, "1000", 4 [pid 5913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... rmdir resumed>) = 0 [pid 5914] <... write resumed>) = 4 [pid 5913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5914] close(3 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5848] mkdir("./4", 0777 [pid 5914] <... close resumed>) = 0 [pid 5913] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5914] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5915 attached ) = 0 [pid 5913] <... mprotect resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5915 [pid 5848] <... mkdir resumed>) = 0 [pid 5915] set_robust_list(0x555564940760, 24executing program [pid 5914] write(1, "executing program\n", 18 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5914] <... write resumed>) = 18 [pid 5913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5915] <... set_robust_list resumed>) = 0 [pid 5914] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5916 attached [pid 5915] chdir("./4" [pid 5914] <... futex resumed>) = 0 [pid 5916] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5915] <... chdir resumed>) = 0 [pid 5914] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5913] <... clone3 resumed> => {parent_tid=[5916]}, 88) = 5916 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5917 attached [pid 5916] <... rseq resumed>) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5916] set_robust_list(0x7f9655efb9a0, 24 [pid 5914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5916] <... set_robust_list resumed>) = 0 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5915] <... prctl resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5917 [pid 5917] set_robust_list(0x555564940760, 24 [pid 5916] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5915] setpgid(0, 0 [pid 5914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5913] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5915] <... setpgid resumed>) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5917] chdir("./4" [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5914] <... mmap resumed>) = 0x7f9655edb000 [pid 5917] <... chdir resumed>) = 0 [pid 5915] <... openat resumed>) = 3 [pid 5913] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5914] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5917] <... prctl resumed>) = 0 [pid 5915] write(3, "1000", 4 [pid 5914] <... mprotect resumed>) = 0 [pid 5917] setpgid(0, 0 [pid 5915] <... write resumed>) = 4 [pid 5915] close(3 [pid 5914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5917] <... setpgid resumed>) = 0 [pid 5915] <... close resumed>) = 0 [pid 5915] symlink("/dev/binderfs", "./binderfs" [pid 5914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5915] <... symlink resumed>) = 0 [pid 5914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5918 attached [pid 5917] <... openat resumed>) = 3 [pid 5915] write(1, "executing program\n", 18 [pid 5917] write(3, "1000", 4 [pid 5914] <... clone3 resumed> => {parent_tid=[5918]}, 88) = 5918 [pid 5917] <... write resumed>) = 4 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] close(3 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5917] <... close resumed>) = 0 [pid 5918] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5915] <... write resumed>) = 18 [pid 5914] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... rseq resumed>) = 0 [pid 5915] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] set_robust_list(0x7f9655efb9a0, 24 [pid 5917] symlink("/dev/binderfs", "./binderfs" [pid 5915] <... futex resumed>) = 0 [pid 5914] <... futex resumed>) = 0 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] <... symlink resumed>) = 0 [pid 5915] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5914] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 5917] write(1, "executing program\n", 18 [pid 5915] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] <... write resumed>) = 18 [pid 5915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5918] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5917] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5917] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5918] <... openat resumed>) = 3 [pid 5916] <... openat resumed>) = 3 [pid 5915] <... mprotect resumed>) = 0 [pid 5908] +++ exited with 0 +++ [pid 5917] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5906] +++ exited with 0 +++ [pid 5918] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5916] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] <... futex resumed>) = 0 [pid 5917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5916] <... futex resumed>) = 1 [pid 5917] <... mmap resumed>) = 0x7f9655edb000 [pid 5913] <... futex resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5918] <... futex resumed>) = 1 [pid 5917] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5916] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5914] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... mprotect resumed>) = 0 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5914] <... futex resumed>) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5918] dup(3 [pid 5916] dup(3 [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5913] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... dup resumed>) = 4 [pid 5917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5916] <... dup resumed>) = 4 [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5914] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5919 attached [pid 5918] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5916] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5918] <... futex resumed>) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5916] <... futex resumed>) = 1 [pid 5915] <... clone3 resumed> => {parent_tid=[5919]}, 88) = 5919 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5920 attached [pid 5919] <... rseq resumed>) = 0 [pid 5918] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5920] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5919] set_robust_list(0x7f9655efb9a0, 24 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5920] <... rseq resumed>) = 0 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5918] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5917] <... clone3 resumed> => {parent_tid=[5920]}, 88) = 5920 [pid 5916] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5915] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = 0 [pid 5913] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5920] set_robust_list(0x7f9655efb9a0, 24 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] <... futex resumed>) = 0 [pid 5914] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... openat resumed>) = 3 [pid 5917] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5917] <... futex resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5917] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5919] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5920] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5919] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 5920] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5920] <... futex resumed>) = 1 [pid 5919] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] <... futex resumed>) = 0 [pid 5915] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = 0 [pid 5850] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] dup(3 [pid 5917] <... futex resumed>) = 0 [pid 5915] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5920] dup(3 [pid 5919] <... dup resumed>) = 4 [pid 5917] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... dup resumed>) = 4 [pid 5919] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5920] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5920] <... futex resumed>) = 1 [pid 5919] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] <... futex resumed>) = 0 [pid 5915] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5920] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = 0 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5919] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5917] <... futex resumed>) = 0 [pid 5915] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] unlink("./3/binderfs" [pid 5920] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5917] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... unlink resumed>) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./3") = 0 [pid 5850] mkdir("./4", 0777) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555564940750) = 5921 ./strace-static-x86_64: Process 5921 attached [pid 5914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5914] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5914] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5922 attached [pid 5921] set_robust_list(0x555564940760, 24 [pid 5913] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5922] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5921] <... set_robust_list resumed>) = 0 [pid 5914] <... clone3 resumed> => {parent_tid=[5922]}, 88) = 5922 [pid 5913] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... rseq resumed>) = 0 [pid 5921] chdir("./4" [pid 5914] rt_sigprocmask(SIG_SETMASK, [], [pid 5913] <... futex resumed>) = 0 [pid 5922] set_robust_list(0x7f9655eda9a0, 24 [pid 5921] <... chdir resumed>) = 0 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5914] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... mmap resumed>) = 0x7f9655eba000 [pid 5922] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... prctl resumed>) = 0 [pid 5914] <... futex resumed>) = 0 [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] setpgid(0, 0 [pid 5914] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5921] <... setpgid resumed>) = 0 [pid 5913] <... mprotect resumed>) = 0 [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5921] <... openat resumed>) = 3 [pid 5913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5922] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 5923 attached [pid 5923] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5913] <... clone3 resumed> => {parent_tid=[5923]}, 88) = 5923 [pid 5923] <... rseq resumed>) = 0 [pid 5923] set_robust_list(0x7f9655eda9a0, 24 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5923] <... set_robust_list resumed>) = 0 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5913] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5923] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5921] write(3, "1000", 4 [pid 5913] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... write resumed>) = 4 [pid 5921] close(3 [pid 5923] <... madvise resumed>) = 0 [pid 5922] <... madvise resumed>) = 0 [pid 5921] <... close resumed>) = 0 [pid 5915] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5915] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5915] <... futex resumed>) = 0 [pid 5921] symlink("/dev/binderfs", "./binderfs" [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5917] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5917] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5924 attached [pid 5923] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 executing program [pid 5922] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... symlink resumed>) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5923] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] <... futex resumed>) = 1 [pid 5921] write(1, "executing program\n", 18 [pid 5914] <... futex resumed>) = 0 [pid 5924] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5922] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] <... write resumed>) = 18 [pid 5917] <... clone3 resumed> => {parent_tid=[5924]}, 88) = 5924 [pid 5924] <... rseq resumed>) = 0 [pid 5921] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] set_robust_list(0x7f9655eda9a0, 24 [pid 5921] <... futex resumed>) = 0 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... mmap resumed>) = 0x7f9655eba000 [pid 5924] <... set_robust_list resumed>) = 0 [pid 5921] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5917] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5924] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5915] <... mprotect resumed>) = 0 [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5917] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5921] <... mmap resumed>) = 0x7f9655edb000 [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5921] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5925 attached [pid 5921] <... mprotect resumed>) = 0 [pid 5921] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5915] <... clone3 resumed> => {parent_tid=[5925]}, 88) = 5925 [pid 5921] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5915] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5925] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 5921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5925] set_robust_list(0x7f9655eda9a0, 24 [pid 5915] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5925] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5926 attached [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] <... madvise resumed>) = 0 [pid 5926] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5924] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] <... rseq resumed>) = 0 [pid 5924] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = 0 [pid 5926] set_robust_list(0x7f9655efb9a0, 24 [pid 5925] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5924] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] <... clone3 resumed> => {parent_tid=[5926]}, 88) = 5926 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], [pid 5926] <... set_robust_list resumed>) = 0 [pid 5926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] <... futex resumed>) = 0 [pid 5921] <... futex resumed>) = 1 [pid 5926] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5921] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5926] <... openat resumed>) = 3 [pid 5926] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] <... madvise resumed>) = 0 [pid 5926] <... futex resumed>) = 1 [pid 5925] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = 0 [pid 5926] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5925] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5921] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5925] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] <... futex resumed>) = 0 [pid 5926] dup(3 [pid 5921] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5926] <... dup resumed>) = 4 [pid 5926] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5921] <... futex resumed>) = 0 [pid 5921] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5921] <... futex resumed>) = 0 [pid 5921] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... mmap resumed>) = 0x20000000 [pid 5916] <... mmap resumed>) = 0x20000000 [pid 5918] <... mmap resumed>) = 0x20000000 [pid 5916] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = 0 [pid 5913] exit_group(0 [pid 5920] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... mmap resumed>) = 0x20000000 [pid 5918] <... futex resumed>) = 0 [pid 5913] <... exit_group resumed>) = ? [pid 5923] <... futex resumed>) = ? [pid 5923] +++ exited with 0 +++ [pid 5920] <... futex resumed>) = 0 [pid 5919] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] exit_group(0 [pid 5924] <... futex resumed>) = ? [pid 5917] <... exit_group resumed>) = ? [pid 5914] exit_group(0 [pid 5924] +++ exited with 0 +++ [pid 5918] <... futex resumed>) = ? [pid 5914] <... exit_group resumed>) = ? [pid 5919] <... futex resumed>) = 0 [pid 5915] exit_group(0) = ? [pid 5919] +++ exited with 0 +++ [pid 5916] +++ exited with 0 +++ [pid 5913] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5918] +++ exited with 0 +++ [pid 5922] <... futex resumed>) = ? [pid 5925] <... futex resumed>) = ? [pid 5849] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5926] <... mmap resumed>) = 0x20000000 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./4/binderfs" [pid 5925] +++ exited with 0 +++ [pid 5915] +++ exited with 0 +++ [pid 5926] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5926] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] <... unlink resumed>) = 0 [pid 5926] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5922] +++ exited with 0 +++ [pid 5921] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] +++ exited with 0 +++ [pid 5917] +++ exited with 0 +++ [pid 5914] +++ exited with 0 +++ [pid 5852] <... restart_syscall resumed>) = 0 [pid 5849] close(3 [pid 5926] <... futex resumed>) = 0 [pid 5921] <... futex resumed>) = 1 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5926] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5921] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5852] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] rmdir("./4" [pid 5851] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5851] <... openat resumed>) = 3 [pid 5848] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(3, "", [pid 5851] newfstatat(3, "", [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] mkdir("./5", 0777 [pid 5848] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] getdents64(3, [pid 5851] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... openat resumed>) = 3 [pid 5849] <... mkdir resumed>) = 0 [pid 5852] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] newfstatat(3, "", [pid 5926] <... madvise resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./4/binderfs") = 0 [pid 5851] newfstatat(AT_FDCWD, "./4/binderfs", ./strace-static-x86_64: Process 5927 attached [pid 5926] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 5848] getdents64(3, [pid 5927] set_robust_list(0x555564940760, 24 [pid 5926] <... futex resumed>) = 1 [pid 5921] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5927 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5926] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] exit_group(0 [pid 5852] close(3 [pid 5851] unlink("./4/binderfs" [pid 5848] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5927] <... set_robust_list resumed>) = 0 [pid 5926] <... futex resumed>) = ? [pid 5921] <... exit_group resumed>) = ? [pid 5852] <... close resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5926] +++ exited with 0 +++ [pid 5851] getdents64(3, [pid 5848] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] close(3 [pid 5848] unlink("./4/binderfs" [pid 5851] <... close resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5851] rmdir("./4") = 0 [pid 5851] mkdir("./5", 0777 [pid 5852] rmdir("./4" [pid 5851] <... mkdir resumed>) = 0 [pid 5927] chdir("./5" [pid 5852] <... rmdir resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, [pid 5927] <... chdir resumed>) = 0 [pid 5852] mkdir("./5", 0777./strace-static-x86_64: Process 5928 attached [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5927] <... prctl resumed>) = 0 [pid 5848] close(3 [pid 5927] setpgid(0, 0 [pid 5848] <... close resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5929 attached [pid 5929] set_robust_list(0x555564940760, 24) = 0 [pid 5928] set_robust_list(0x555564940760, 24 [pid 5927] <... setpgid resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5929 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5928 [pid 5848] rmdir("./4" [pid 5929] chdir("./5" [pid 5928] <... set_robust_list resumed>) = 0 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... rmdir resumed>) = 0 [pid 5929] <... chdir resumed>) = 0 [pid 5928] chdir("./5" [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] <... chdir resumed>) = 0 [pid 5927] <... openat resumed>) = 3 [pid 5848] mkdir("./5", 0777 [pid 5929] <... prctl resumed>) = 0 [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5927] write(3, "1000", 4 [pid 5929] setpgid(0, 0 [pid 5928] <... prctl resumed>) = 0 [pid 5927] <... write resumed>) = 4 [pid 5848] <... mkdir resumed>) = 0 [pid 5929] <... setpgid resumed>) = 0 [pid 5927] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5927] <... close resumed>) = 0 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5928] setpgid(0, 0./strace-static-x86_64: Process 5930 attached [pid 5927] symlink("/dev/binderfs", "./binderfs" [pid 5929] <... openat resumed>) = 3 [pid 5928] <... setpgid resumed>) = 0 executing program [pid 5927] <... symlink resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5930 [pid 5930] set_robust_list(0x555564940760, 24 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5927] write(1, "executing program\n", 18 [pid 5930] <... set_robust_list resumed>) = 0 [pid 5927] <... write resumed>) = 18 [pid 5929] write(3, "1000", 4 [pid 5930] chdir("./5" [pid 5928] <... openat resumed>) = 3 [pid 5929] <... write resumed>) = 4 [pid 5927] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] close(3 [pid 5928] write(3, "1000", 4 [pid 5927] <... futex resumed>) = 0 [pid 5930] <... chdir resumed>) = 0 [pid 5929] <... close resumed>) = 0 [pid 5927] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5929] symlink("/dev/binderfs", "./binderfs" [pid 5928] <... write resumed>) = 4 [pid 5927] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5930] <... prctl resumed>) = 0 [pid 5929] <... symlink resumed>) = 0 [pid 5928] close(3 [pid 5927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5930] setpgid(0, 0 [pid 5928] <... close resumed>) = 0 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] <... setpgid resumed>) = 0 [pid 5927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5929] write(1, "executing program\n", 18 [pid 5928] symlink("/dev/binderfs", "./binderfs" [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5927] <... mmap resumed>) = 0x7f9655edb000 [pid 5929] <... write resumed>) = 18 [pid 5928] <... symlink resumed>) = 0 [pid 5929] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5930] <... openat resumed>) = 3 [pid 5929] <... futex resumed>) = 0 [pid 5930] write(3, "1000", 4 [pid 5929] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, executing program [pid 5928] write(1, "executing program\n", 18 [pid 5927] <... mprotect resumed>) = 0 [pid 5930] <... write resumed>) = 4 [pid 5929] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5928] <... write resumed>) = 18 [pid 5930] close(3 [pid 5929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5927] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5930] <... close resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5930] symlink("/dev/binderfs", "./binderfs" [pid 5929] <... mmap resumed>) = 0x7f9655edb000 [pid 5927] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5929] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5928] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5931 attached [pid 5929] <... mprotect resumed>) = 0 [pid 5928] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, executing program [pid 5930] <... symlink resumed>) = 0 [pid 5928] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5927] <... clone3 resumed> => {parent_tid=[5931]}, 88) = 5931 [pid 5921] +++ exited with 0 +++ [pid 5930] write(1, "executing program\n", 18 [pid 5928] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5930] <... write resumed>) = 18 [pid 5929] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5931] <... rseq resumed>) = 0 [pid 5930] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5927] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] set_robust_list(0x7f9655efb9a0, 24 [pid 5930] <... futex resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5928] <... mmap resumed>) = 0x7f9655edb000 [pid 5927] <... futex resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5931] <... set_robust_list resumed>) = 0 [pid 5930] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5928] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5927] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] rt_sigprocmask(SIG_SETMASK, [], [pid 5930] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5928] <... mprotect resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5932 attached [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5932] <... rseq resumed>) = 0 [pid 5931] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5930] <... mmap resumed>) = 0x7f9655edb000 [pid 5928] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5932] set_robust_list(0x7f9655efb9a0, 24 [pid 5930] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5929] <... clone3 resumed> => {parent_tid=[5932]}, 88) = 5932 [pid 5932] <... set_robust_list resumed>) = 0 [pid 5930] <... mprotect resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5930] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... rt_sigprocmask resumed>[], 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5933 attached [pid 5933] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5931] <... openat resumed>) = 3 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] <... rseq resumed>) = 0 [pid 5931] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] <... clone3 resumed> => {parent_tid=[5933]}, 88) = 5933 [pid 5929] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5934 attached [pid 5933] set_robust_list(0x7f9655efb9a0, 24 [pid 5932] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 1 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], [pid 5929] <... futex resumed>) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5934] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5931] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... clone3 resumed> => {parent_tid=[5934]}, 88) = 5934 [pid 5927] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 3 [pid 5934] <... rseq resumed>) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5930] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5927] <... futex resumed>) = 0 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] dup(3 [pid 5930] <... futex resumed>) = 0 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] set_robust_list(0x7f9655efb9a0, 24 [pid 5933] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5932] <... openat resumed>) = 3 [pid 5931] <... dup resumed>) = 4 [pid 5930] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(3, "", [pid 5934] <... set_robust_list resumed>) = 0 [pid 5933] <... openat resumed>) = 3 [pid 5932] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = 0 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5932] <... futex resumed>) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5933] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] <... futex resumed>) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5928] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 5933] <... futex resumed>) = 1 [pid 5932] dup(3 [pid 5931] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... futex resumed>) = 0 [pid 5929] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... openat resumed>) = 3 [pid 5933] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] <... dup resumed>) = 4 [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5930] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5934] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5930] <... futex resumed>) = 0 [pid 5927] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5934] <... futex resumed>) = 1 [pid 5933] dup(3 [pid 5932] <... futex resumed>) = 1 [pid 5930] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] <... futex resumed>) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5934] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5933] <... dup resumed>) = 4 [pid 5932] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5929] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5933] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = 0 [pid 5928] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] dup(3 [pid 5933] <... futex resumed>) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5929] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5934] <... dup resumed>) = 4 [pid 5928] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5934] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5930] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] unlink("./4/binderfs" [pid 5934] <... futex resumed>) = 0 [pid 5930] <... futex resumed>) = 0 [pid 5928] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... unlink resumed>) = 0 [pid 5934] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./4") = 0 [pid 5850] mkdir("./5", 0777) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5935 attached [pid 5930] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... futex resumed>) = 0 [pid 5935] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5935 [pid 5935] <... set_robust_list resumed>) = 0 [pid 5935] chdir("./5" [pid 5928] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] <... chdir resumed>) = 0 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5935] setpgid(0, 0) = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5935] write(3, "1000", 4) = 4 [pid 5935] close(3) = 0 [pid 5935] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5935] write(1, "executing program\n", 18) = 18 [pid 5935] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5935] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 5935] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5935] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5935] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5936 attached [pid 5936] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5935] <... clone3 resumed> => {parent_tid=[5936]}, 88) = 5936 [pid 5936] <... rseq resumed>) = 0 [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] set_robust_list(0x7f9655efb9a0, 24 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5935] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5935] <... futex resumed>) = 0 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5935] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5927] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5927] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5935] <... futex resumed>) = 0 [pid 5936] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] <... futex resumed>) = 0 [pid 5936] dup(3 [pid 5935] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... dup resumed>) = 4 [pid 5936] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5936] <... futex resumed>) = 1 [pid 5935] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5935] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = 0 [pid 5935] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... futex resumed>) = 0 [pid 5927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5927] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5927] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5929] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5927] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5929] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5929] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5937 attached [pid 5929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5938 attached [pid 5930] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5927] <... clone3 resumed> => {parent_tid=[5937]}, 88) = 5937 [pid 5930] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5937] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5930] <... futex resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] <... rseq resumed>) = 0 [pid 5937] <... rseq resumed>) = 0 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5929] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] set_robust_list(0x7f9655eda9a0, 24 [pid 5937] set_robust_list(0x7f9655eda9a0, 24 [pid 5930] <... mmap resumed>) = 0x7f9655eba000 [pid 5929] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] <... set_robust_list resumed>) = 0 [pid 5930] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5927] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] <... mmap resumed>) = 0x7f9655eba000 [pid 5938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5928] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5929] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5937] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 5930] <... mprotect resumed>) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5937] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5939 attached [pid 5938] <... madvise resumed>) = 0 [pid 5928] <... mprotect resumed>) = 0 [pid 5930] <... clone3 resumed> => {parent_tid=[5939]}, 88) = 5939 [pid 5928] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5939] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5938] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... futex resumed>) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5940 attached [pid 5939] <... rseq resumed>) = 0 [pid 5938] <... futex resumed>) = 1 [pid 5937] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] <... futex resumed>) = 0 [pid 5928] <... clone3 resumed> => {parent_tid=[5940]}, 88) = 5940 [pid 5940] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5939] set_robust_list(0x7f9655eda9a0, 24 [pid 5938] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... rseq resumed>) = 0 [pid 5939] <... set_robust_list resumed>) = 0 [pid 5930] <... futex resumed>) = 0 [pid 5940] set_robust_list(0x7f9655eda9a0, 24 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] <... set_robust_list resumed>) = 0 [pid 5939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5935] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5930] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] rt_sigprocmask(SIG_SETMASK, [], [pid 5939] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5935] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5939] <... madvise resumed>) = 0 [pid 5935] <... futex resumed>) = 0 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5940] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5928] <... futex resumed>) = 0 [pid 5935] <... mmap resumed>) = 0x7f9655eba000 [pid 5928] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5935] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5935] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5940] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5935] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5940] <... madvise resumed>) = 0 [pid 5935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[5941]}, 88) = 5941 [pid 5935] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5941 attached [pid 5941] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 5941] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 5941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5941] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5939] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] <... futex resumed>) = 0 [pid 5939] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5940] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5935] <... futex resumed>) = 1 [pid 5941] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5935] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... futex resumed>) = 0 [pid 5941] <... madvise resumed>) = 0 [pid 5941] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5935] <... futex resumed>) = 0 [pid 5941] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] <... mmap resumed>) = 0x20000000 [pid 5933] <... mmap resumed>) = 0x20000000 [pid 5936] <... mmap resumed>) = 0x20000000 [pid 5934] <... mmap resumed>) = 0x20000000 [pid 5932] <... mmap resumed>) = 0x20000000 [pid 5931] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] exit_group(0 [pid 5937] <... futex resumed>) = ? [pid 5936] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] exit_group(0 [pid 5934] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = ? [pid 5927] <... exit_group resumed>) = ? [pid 5941] <... futex resumed>) = ? [pid 5937] +++ exited with 0 +++ [pid 5936] <... futex resumed>) = ? [pid 5935] <... exit_group resumed>) = ? [pid 5934] <... futex resumed>) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = 0 [pid 5930] exit_group(0 [pid 5929] exit_group(0 [pid 5941] +++ exited with 0 +++ [pid 5939] <... futex resumed>) = ? [pid 5938] <... futex resumed>) = ? [pid 5936] +++ exited with 0 +++ [pid 5934] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... exit_group resumed>) = ? [pid 5929] <... exit_group resumed>) = ? [pid 5928] exit_group(0 [pid 5939] +++ exited with 0 +++ [pid 5938] +++ exited with 0 +++ [pid 5933] +++ exited with 0 +++ [pid 5928] <... exit_group resumed>) = ? [pid 5932] +++ exited with 0 +++ [pid 5934] <... futex resumed>) = ? [pid 5934] +++ exited with 0 +++ [pid 5940] <... futex resumed>) = ? [pid 5929] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5930] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5931] +++ exited with 0 +++ [pid 5927] +++ exited with 0 +++ [pid 5852] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... openat resumed>) = 3 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", [pid 5852] newfstatat(3, "", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5852] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5940] +++ exited with 0 +++ [pid 5928] +++ exited with 0 +++ [pid 5852] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] unlink("./5/binderfs" [pid 5852] unlink("./5/binderfs" [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... unlink resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] getdents64(3, [pid 5852] getdents64(3, [pid 5849] newfstatat(3, "", [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5849] getdents64(3, [pid 5848] close(3 [pid 5852] <... close resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... close resumed>) = 0 [pid 5852] rmdir("./5" [pid 5851] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] rmdir("./5" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./5/binderfs") = 0 [pid 5851] <... openat resumed>) = 3 [pid 5849] getdents64(3, [pid 5848] <... rmdir resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 5852] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] mkdir("./6", 0777 [pid 5849] close(3) = 0 [pid 5849] rmdir("./5" [pid 5851] getdents64(3, [pid 5849] <... rmdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] mkdir("./6", 0777 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] mkdir("./6", 0777 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... mkdir resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./5/binderfs", ./strace-static-x86_64: Process 5942 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5851] unlink("./5/binderfs" [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... unlink resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5943 attached [pid 5942] set_robust_list(0x555564940760, 24 [pid 5851] getdents64(3, ./strace-static-x86_64: Process 5944 attached [pid 5943] set_robust_list(0x555564940760, 24 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5942 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5944] set_robust_list(0x555564940760, 24 [pid 5943] chdir("./6" [pid 5942] chdir("./6" [pid 5851] close(3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5943 [pid 5944] <... set_robust_list resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5944] chdir("./6" [pid 5943] <... chdir resumed>) = 0 [pid 5942] <... chdir resumed>) = 0 [pid 5851] rmdir("./5" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5944 [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5943] setpgid(0, 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] <... chdir resumed>) = 0 [pid 5942] <... prctl resumed>) = 0 [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5943] <... setpgid resumed>) = 0 [pid 5942] setpgid(0, 0 [pid 5851] mkdir("./6", 0777 [pid 5944] setpgid(0, 0 [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] <... setpgid resumed>) = 0 [pid 5944] <... setpgid resumed>) = 0 [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] <... openat resumed>) = 3 [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5944] <... openat resumed>) = 3 [pid 5944] write(3, "1000", 4) = 4 [pid 5943] write(3, "1000", 4) = 4 [pid 5943] close(3) = 0 [pid 5943] symlink("/dev/binderfs", "./binderfs" [pid 5944] close(3 [pid 5943] <... symlink resumed>) = 0 [pid 5942] <... openat resumed>) = 3 [pid 5851] <... mkdir resumed>) = 0 [pid 5944] <... close resumed>) = 0 [pid 5942] write(3, "1000", 4 [pid 5944] symlink("/dev/binderfs", "./binderfs" [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5942] <... write resumed>) = 4 [pid 5944] <... symlink resumed>) = 0 [pid 5943] write(1, "executing program\n", 18executing program [pid 5942] close(3./strace-static-x86_64: Process 5945 attached [pid 5943] <... write resumed>) = 18 [pid 5943] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5945] set_robust_list(0x555564940760, 24 [pid 5944] write(1, "executing program\n", 18 [pid 5943] <... futex resumed>) = 0 [pid 5942] <... close resumed>) = 0 [pid 5944] <... write resumed>) = 18 [pid 5942] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5945 [pid 5944] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5943] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5944] <... futex resumed>) = 0 [pid 5942] <... symlink resumed>) = 0 [pid 5945] chdir("./6" [pid 5944] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5943] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 5942] write(1, "executing program\n", 18 [pid 5945] <... chdir resumed>) = 0 [pid 5944] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5943] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5942] <... write resumed>) = 18 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5942] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... prctl resumed>) = 0 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] setpgid(0, 0 [pid 5943] <... mmap resumed>) = 0x7f9655edb000 [pid 5944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5942] <... futex resumed>) = 0 [pid 5945] <... setpgid resumed>) = 0 [pid 5944] <... mmap resumed>) = 0x7f9655edb000 [pid 5943] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5942] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5944] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5943] <... mprotect resumed>) = 0 [pid 5942] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5945] <... openat resumed>) = 3 [pid 5944] <... mprotect resumed>) = 0 [pid 5943] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] write(3, "1000", 4 [pid 5943] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5942] <... mmap resumed>) = 0x7f9655edb000 [pid 5944] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5945] <... write resumed>) = 4 [pid 5943] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5944] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5942] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5942] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5946 attached [pid 5945] close(3./strace-static-x86_64: Process 5947 attached ) = 0 [pid 5946] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5943] <... clone3 resumed> => {parent_tid=[5946]}, 88) = 5946 [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5947] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5946] <... rseq resumed>) = 0 [pid 5945] symlink("/dev/binderfs", "./binderfs" [pid 5944] <... clone3 resumed> => {parent_tid=[5947]}, 88) = 5947 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] <... rseq resumed>) = 0 [pid 5946] set_robust_list(0x7f9655efb9a0, 24 [pid 5945] <... symlink resumed>) = 0 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5947] set_robust_list(0x7f9655efb9a0, 24 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] write(1, "executing program\n", 18 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5943] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 5948 attached [pid 5945] <... write resumed>) = 18 [pid 5943] <... futex resumed>) = 0 [pid 5942] <... clone3 resumed> => {parent_tid=[5948]}, 88) = 5948 [pid 5948] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = 0 [pid 5943] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5946] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5944] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5948] <... rseq resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5942] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] set_robust_list(0x7f9655efb9a0, 24 [pid 5945] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5942] <... futex resumed>) = 0 [pid 5948] <... set_robust_list resumed>) = 0 [pid 5945] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5942] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5945] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5945] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5949 attached [pid 5949] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 5945] <... clone3 resumed> => {parent_tid=[5949]}, 88) = 5949 [pid 5949] set_robust_list(0x7f9655efb9a0, 24 [pid 5945] rt_sigprocmask(SIG_SETMASK, [], [pid 5949] <... set_robust_list resumed>) = 0 [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5945] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5948] <... openat resumed>) = 3 [pid 5949] <... openat resumed>) = 3 [pid 5947] <... openat resumed>) = 3 [pid 5935] +++ exited with 0 +++ [pid 5949] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... openat resumed>) = 3 [pid 5949] <... futex resumed>) = 1 [pid 5948] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 1 [pid 5946] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5949] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] <... futex resumed>) = 1 [pid 5947] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] <... futex resumed>) = 1 [pid 5945] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 0 [pid 5943] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] dup(3 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] dup(3 [pid 5946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5949] <... dup resumed>) = 4 [pid 5948] dup(3 [pid 5947] <... dup resumed>) = 4 [pid 5946] dup(3 [pid 5943] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... dup resumed>) = 4 [pid 5947] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... dup resumed>) = 4 [pid 5949] <... futex resumed>) = 1 [pid 5948] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 1 [pid 5946] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 0 [pid 5949] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] <... futex resumed>) = 1 [pid 5947] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] <... futex resumed>) = 1 [pid 5945] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = 0 [pid 5850] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 0 [pid 5943] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5949] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = 0 [pid 5948] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5943] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5946] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5942] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./5/binderfs") = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3 [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5945] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5945] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5944] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./5" [pid 5944] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5944] <... futex resumed>) = 0 [pid 5943] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5850] <... rmdir resumed>) = 0 [pid 5944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] mkdir("./6", 0777 [pid 5944] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 5950 attached [pid 5943] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... clone3 resumed> => {parent_tid=[5950]}, 88) = 5950 [pid 5944] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5943] <... futex resumed>) = 0 [pid 5942] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5850] <... mkdir resumed>) = 0 [pid 5945] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] <... mprotect resumed>) = 0 [pid 5943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5942] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5943] <... mmap resumed>) = 0x7f9655eba000 [pid 5945] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5943] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5942] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5943] <... mprotect resumed>) = 0 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5952 attached ./strace-static-x86_64: Process 5951 attached [pid 5950] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5945] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5942] <... mmap resumed>) = 0x7f9655eba000 [pid 5952] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5950] <... rseq resumed>) = 0 [pid 5944] <... clone3 resumed> => {parent_tid=[5952]}, 88) = 5952 [pid 5943] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5942] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5952] <... rseq resumed>) = 0 [pid 5951] set_robust_list(0x555564940760, 24 [pid 5950] set_robust_list(0x7f9655eda9a0, 24 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5943] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5942] <... mprotect resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5951 [pid 5951] <... set_robust_list resumed>) = 0 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5953 attached [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5951] chdir("./6" [pid 5950] <... set_robust_list resumed>) = 0 [pid 5944] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... clone3 resumed> => {parent_tid=[5953]}, 88) = 5953 [pid 5942] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5953] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5952] set_robust_list(0x7f9655eda9a0, 24 [pid 5951] <... chdir resumed>) = 0 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] <... futex resumed>) = 0 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5953] <... rseq resumed>) = 0 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5950] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5943] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] set_robust_list(0x7f9655eda9a0, 24 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5943] <... futex resumed>) = 0 [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5943] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5952] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5942] <... clone3 resumed> => {parent_tid=[5954]}, 88) = 5954 ./strace-static-x86_64: Process 5954 attached [pid 5953] <... madvise resumed>) = 0 [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5942] rt_sigprocmask(SIG_SETMASK, [], [pid 5954] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5951] <... prctl resumed>) = 0 [pid 5942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] <... rseq resumed>) = 0 [pid 5951] setpgid(0, 0 [pid 5954] set_robust_list(0x7f9655eda9a0, 24 [pid 5951] <... setpgid resumed>) = 0 [pid 5954] <... set_robust_list resumed>) = 0 [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] <... futex resumed>) = 0 [pid 5954] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5952] <... madvise resumed>) = 0 [pid 5950] <... madvise resumed>) = 0 [pid 5942] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5945] <... futex resumed>) = 0 [pid 5950] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5953] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5943] <... futex resumed>) = 0 [pid 5953] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... madvise resumed>) = 0 [pid 5951] <... openat resumed>) = 3 [pid 5954] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... futex resumed>) = 0 [pid 5954] <... futex resumed>) = 1 [pid 5954] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] <... futex resumed>) = 1 [pid 5951] write(3, "1000", 4 [pid 5944] <... futex resumed>) = 0 [pid 5952] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] <... write resumed>) = 4 [pid 5951] close(3) = 0 [pid 5951] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5951] write(1, "executing program\n", 18) = 18 [pid 5951] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5951] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 5951] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5951] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5951] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5955 attached [pid 5955] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5951] <... clone3 resumed> => {parent_tid=[5955]}, 88) = 5955 [pid 5951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5951] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5955] <... rseq resumed>) = 0 [pid 5951] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5955] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 5955] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5951] <... futex resumed>) = 0 [pid 5955] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5951] <... futex resumed>) = 0 [pid 5951] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] dup(3) = 4 [pid 5955] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5951] <... futex resumed>) = 0 [pid 5955] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5951] <... futex resumed>) = 0 [pid 5955] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5951] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... mmap resumed>) = 0x20000000 [pid 5949] <... mmap resumed>) = 0x20000000 [pid 5948] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... mmap resumed>) = 0x20000000 [pid 5948] <... futex resumed>) = 0 [pid 5942] exit_group(0 [pid 5954] <... futex resumed>) = ? [pid 5947] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... mmap resumed>) = 0x20000000 [pid 5942] <... exit_group resumed>) = ? [pid 5955] <... mmap resumed>) = 0x20000000 [pid 5954] +++ exited with 0 +++ [pid 5949] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] +++ exited with 0 +++ [pid 5947] <... futex resumed>) = 0 [pid 5944] exit_group(0 [pid 5955] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = ? [pid 5946] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] exit_group(0 [pid 5944] <... exit_group resumed>) = ? [pid 5955] <... futex resumed>) = 1 [pid 5952] +++ exited with 0 +++ [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = ? [pid 5947] +++ exited with 0 +++ [pid 5946] <... futex resumed>) = 0 [pid 5945] <... exit_group resumed>) = ? [pid 5955] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5951] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] +++ exited with 0 +++ [pid 5949] <... futex resumed>) = ? [pid 5946] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] <... futex resumed>) = 0 [pid 5944] +++ exited with 0 +++ [pid 5942] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5955] <... madvise resumed>) = 0 [pid 5955] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5949] +++ exited with 0 +++ [pid 5945] +++ exited with 0 +++ [pid 5943] exit_group(0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5955] <... futex resumed>) = 0 [pid 5953] <... futex resumed>) = ? [pid 5951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] <... futex resumed>) = ? [pid 5943] <... exit_group resumed>) = ? [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5955] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5953] +++ exited with 0 +++ [pid 5946] +++ exited with 0 +++ [pid 5852] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... openat resumed>) = 3 [pid 5851] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] newfstatat(3, "", [pid 5851] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] newfstatat(3, "", [pid 5852] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(3, "", [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5852] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./6/binderfs" [pid 5851] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5849] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5943] +++ exited with 0 +++ [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5951] exit_group(0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5955] <... futex resumed>) = ? [pid 5951] <... exit_group resumed>) = ? [pid 5851] unlink("./6/binderfs" [pid 5849] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5955] +++ exited with 0 +++ [pid 5852] getdents64(3, [pid 5851] <... unlink resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] close(3 [pid 5851] getdents64(3, [pid 5849] unlink("./6/binderfs" [pid 5852] <... close resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] rmdir("./6" [pid 5849] <... unlink resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] close(3 [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... close resumed>) = 0 [pid 5849] close(3 [pid 5851] rmdir("./6" [pid 5849] <... close resumed>) = 0 [pid 5852] mkdir("./7", 0777 [pid 5851] <... rmdir resumed>) = 0 [pid 5849] rmdir("./6" [pid 5852] <... mkdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5851] mkdir("./7", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] mkdir("./7", 0777./strace-static-x86_64: Process 5956 attached ) = 0 [pid 5848] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5956] set_robust_list(0x555564940760, 24 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5956] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5957 attached [pid 5956] chdir("./7" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5956 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5957] set_robust_list(0x555564940760, 24 [pid 5956] <... chdir resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5957] <... set_robust_list resumed>) = 0 [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] newfstatat(3, "", [pid 5957] chdir("./7" [pid 5956] <... prctl resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5956] setpgid(0, 0 [pid 5848] getdents64(3, [pid 5957] <... chdir resumed>) = 0 [pid 5956] <... setpgid resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5957] <... prctl resumed>) = 0 [pid 5956] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5957] setpgid(0, 0 [pid 5956] write(3, "1000", 4 [pid 5848] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5957] <... setpgid resumed>) = 0 [pid 5956] <... write resumed>) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5956] close(3 [pid 5848] unlink("./6/binderfs" [pid 5956] <... close resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5956] symlink("/dev/binderfs", "./binderfs" [pid 5848] getdents64(3, ./strace-static-x86_64: Process 5958 attached [pid 5957] <... openat resumed>) = 3 [pid 5956] <... symlink resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5957 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5958] set_robust_list(0x555564940760, 24 [pid 5956] write(1, "executing program\n", 18executing program [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5958 [pid 5848] close(3 [pid 5958] <... set_robust_list resumed>) = 0 [pid 5957] write(3, "1000", 4 [pid 5956] <... write resumed>) = 18 [pid 5848] <... close resumed>) = 0 [pid 5958] chdir("./7" [pid 5957] <... write resumed>) = 4 [pid 5956] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] rmdir("./6" [pid 5958] <... chdir resumed>) = 0 [pid 5957] close(3 [pid 5956] <... futex resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5957] <... close resumed>) = 0 [pid 5956] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5958] <... prctl resumed>) = 0 [pid 5957] symlink("/dev/binderfs", "./binderfs" [pid 5956] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] mkdir("./7", 0777 [pid 5958] setpgid(0, 0 [pid 5956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5958] <... setpgid resumed>) = 0 [pid 5958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... mkdir resumed>) = 0 [pid 5958] <... openat resumed>) = 3 [pid 5957] <... symlink resumed>) = 0 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5958] write(3, "1000", 4) = 4 [pid 5958] close(3) = 0 ./strace-static-x86_64: Process 5959 attached [pid 5958] symlink("/dev/binderfs", "./binderfs"executing program [pid 5957] write(1, "executing program\n", 18 [pid 5956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5959] set_robust_list(0x555564940760, 24) = 0 [pid 5958] <... symlink resumed>) = 0 [pid 5957] <... write resumed>) = 18 [pid 5956] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5959 [pid 5959] chdir("./7" [pid 5958] write(1, "executing program\n", 18 [pid 5957] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5958] <... write resumed>) = 18 [pid 5957] <... futex resumed>) = 0 [pid 5956] <... mprotect resumed>) = 0 [pid 5959] <... chdir resumed>) = 0 [pid 5958] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5958] <... futex resumed>) = 0 [pid 5957] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5959] <... prctl resumed>) = 0 [pid 5958] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5957] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5959] setpgid(0, 0 [pid 5958] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5959] <... setpgid resumed>) = 0 [pid 5958] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5960 attached [pid 5958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5960] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5959] <... openat resumed>) = 3 [pid 5958] <... mmap resumed>) = 0x7f9655edb000 [pid 5957] <... mmap resumed>) = 0x7f9655edb000 [pid 5960] <... rseq resumed>) = 0 [pid 5960] set_robust_list(0x7f9655efb9a0, 24 [pid 5958] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5960] <... set_robust_list resumed>) = 0 [pid 5958] <... mprotect resumed>) = 0 [pid 5960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5958] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5960] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5958] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5959] write(3, "1000", 4 [pid 5958] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5957] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5956] <... clone3 resumed> => {parent_tid=[5960]}, 88) = 5960 [pid 5951] +++ exited with 0 +++ [pid 5957] <... mprotect resumed>) = 0 [pid 5959] <... write resumed>) = 4 ./strace-static-x86_64: Process 5961 attached [pid 5959] close(3 [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5961] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5959] <... close resumed>) = 0 [pid 5958] <... clone3 resumed> => {parent_tid=[5961]}, 88) = 5961 [pid 5957] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] <... rseq resumed>) = 0 [pid 5959] symlink("/dev/binderfs", "./binderfs" [pid 5958] rt_sigprocmask(SIG_SETMASK, [], [pid 5957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5956] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] set_robust_list(0x7f9655efb9a0, 24 [pid 5960] <... futex resumed>) = 0 [pid 5958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5956] <... futex resumed>) = 1 [pid 5850] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5962 attached [pid 5961] <... set_robust_list resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5959] <... symlink resumed>) = 0 [pid 5958] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5962] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] <... openat resumed>) = 3 [pid 5959] write(1, "executing program\n", 18 [pid 5958] <... futex resumed>) = 0 executing program [pid 5957] <... clone3 resumed> => {parent_tid=[5962]}, 88) = 5962 [pid 5962] <... rseq resumed>) = 0 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... write resumed>) = 18 [pid 5958] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5962] set_robust_list(0x7f9655efb9a0, 24 [pid 5961] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5960] <... futex resumed>) = 1 [pid 5959] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5956] <... futex resumed>) = 0 [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] <... openat resumed>) = 3 [pid 5960] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] <... futex resumed>) = 0 [pid 5957] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... openat resumed>) = 3 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5959] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5957] <... futex resumed>) = 0 [pid 5956] <... futex resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] <... futex resumed>) = 1 [pid 5960] dup(3 [pid 5959] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5958] <... futex resumed>) = 0 [pid 5957] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5956] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5962] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5961] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5960] <... dup resumed>) = 4 [pid 5959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5958] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 5962] <... openat resumed>) = 3 [pid 5961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5962] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] dup(3 [pid 5960] <... futex resumed>) = 1 [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5958] <... futex resumed>) = 0 [pid 5956] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5962] <... futex resumed>) = 1 [pid 5961] <... dup resumed>) = 4 [pid 5960] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] <... mmap resumed>) = 0x7f9655edb000 [pid 5958] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] <... futex resumed>) = 0 [pid 5956] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5959] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... futex resumed>) = 0 [pid 5850] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = 0 [pid 5960] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5959] <... mprotect resumed>) = 0 [pid 5958] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = 0 [pid 5956] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] dup(3 [pid 5961] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5958] <... futex resumed>) = 0 [pid 5957] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... dup resumed>) = 4 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5958] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5962] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] unlink("./6/binderfs" [pid 5962] <... futex resumed>) = 1 [pid 5959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5963 attached [pid 5962] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] <... futex resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5963] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5959] <... clone3 resumed> => {parent_tid=[5963]}, 88) = 5963 [pid 5957] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 5963] <... rseq resumed>) = 0 [pid 5962] <... futex resumed>) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5957] <... futex resumed>) = 1 [pid 5963] set_robust_list(0x7f9655efb9a0, 24 [pid 5962] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], [pid 5959] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... close resumed>) = 0 [pid 5963] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5959] <... futex resumed>) = 0 [pid 5850] rmdir("./6" [pid 5963] <... openat resumed>) = 3 [pid 5959] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5963] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5963] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5963] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5959] <... futex resumed>) = 0 [pid 5959] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5963] dup(3) = 4 [pid 5850] mkdir("./7", 0777 [pid 5963] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5959] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5959] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5963] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached [pid 5964] set_robust_list(0x555564940760, 24) = 0 [pid 5964] chdir("./7" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5964 [pid 5964] <... chdir resumed>) = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5956] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5964] <... prctl resumed>) = 0 [pid 5956] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] setpgid(0, 0 [pid 5956] <... futex resumed>) = 0 [pid 5964] <... setpgid resumed>) = 0 [pid 5956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5956] <... mmap resumed>) = 0x7f9655eba000 [pid 5956] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5964] <... openat resumed>) = 3 [pid 5956] <... mprotect resumed>) = 0 [pid 5956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5964] write(3, "1000", 4 [pid 5958] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] <... write resumed>) = 4 [pid 5958] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5964] close(3 [pid 5958] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5965 attached [pid 5964] <... close resumed>) = 0 [pid 5958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5956] <... clone3 resumed> => {parent_tid=[5965]}, 88) = 5965 [pid 5965] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5964] symlink("/dev/binderfs", "./binderfs" [pid 5958] <... mmap resumed>) = 0x7f9655eba000 [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5958] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] <... mprotect resumed>) = 0 [pid 5956] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5956] <... futex resumed>) = 0 [pid 5958] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5956] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5966 attached => {parent_tid=[5966]}, 88) = 5966 [pid 5966] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5958] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] <... rseq resumed>) = 0 [pid 5957] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5966] set_robust_list(0x7f9655eda9a0, 24 [pid 5957] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] <... rseq resumed>) = 0 [pid 5958] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = 0 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] set_robust_list(0x7f9655eda9a0, 24 [pid 5964] <... symlink resumed>) = 0 [pid 5958] <... futex resumed>) = 0 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5966] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5965] <... set_robust_list resumed>) = 0 [pid 5958] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] <... madvise resumed>) = 0 [pid 5964] write(1, "executing program\n", 18 [pid 5959] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5957] <... mmap resumed>) = 0x7f9655eba000 [pid 5959] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5959] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5957] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}executing program ./strace-static-x86_64: Process 5967 attached [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] <... write resumed>) = 18 [pid 5957] <... mprotect resumed>) = 0 [pid 5967] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5965] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5964] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... clone3 resumed> => {parent_tid=[5967]}, 88) = 5967 [pid 5967] <... rseq resumed>) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5967] set_robust_list(0x7f9655eda9a0, 24 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5966] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = 0 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5964] <... futex resumed>) = 0 [pid 5957] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 5957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5968 attached NULL, 8) = 0 [pid 5957] <... clone3 resumed> => {parent_tid=[5968]}, 88) = 5968 [pid 5968] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] <... mmap resumed>) = 0x7f9655edb000 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5957] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... mprotect resumed>) = 0 [pid 5957] <... futex resumed>) = 0 [pid 5957] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5968] <... rseq resumed>) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5968] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5965] <... madvise resumed>) = 0 [pid 5968] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5967] <... madvise resumed>) = 0 [pid 5967] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5967] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5969 attached [pid 5965] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5965] <... futex resumed>) = 1 [pid 5964] <... clone3 resumed> => {parent_tid=[5969]}, 88) = 5969 [pid 5956] <... futex resumed>) = 0 [pid 5969] <... rseq resumed>) = 0 [pid 5968] <... madvise resumed>) = 0 [pid 5965] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5969] set_robust_list(0x7f9655efb9a0, 24 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] <... set_robust_list resumed>) = 0 [pid 5964] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... futex resumed>) = 0 [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5968] <... futex resumed>) = 1 [pid 5964] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] <... futex resumed>) = 0 [pid 5969] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5968] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] <... openat resumed>) = 3 [pid 5969] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5969] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] <... futex resumed>) = 0 [pid 5969] dup(3 [pid 5964] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5969] <... dup resumed>) = 4 [pid 5969] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5969] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5964] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5964] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5964] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5970 attached [pid 5970] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5964] <... clone3 resumed> => {parent_tid=[5970]}, 88) = 5970 [pid 5970] <... rseq resumed>) = 0 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] set_robust_list(0x7f9655eda9a0, 24 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5964] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] <... futex resumed>) = 0 [pid 5962] <... mmap resumed>) = 0x20000000 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5962] <... futex resumed>) = 0 [pid 5957] exit_group(0 [pid 5969] <... mmap resumed>) = 0x20000000 [pid 5963] <... mmap resumed>) = 0x20000000 [pid 5968] <... futex resumed>) = ? [pid 5961] <... mmap resumed>) = 0x20000000 [pid 5957] <... exit_group resumed>) = ? [pid 5968] +++ exited with 0 +++ [pid 5962] +++ exited with 0 +++ [pid 5970] <... madvise resumed>) = 0 [pid 5969] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... mmap resumed>) = 0x20000000 [pid 5969] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5969] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5958] exit_group(0 [pid 5961] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 5959] exit_group(0 [pid 5958] <... exit_group resumed>) = ? [pid 5961] +++ exited with 0 +++ [pid 5959] <... exit_group resumed>) = ? [pid 5967] <... futex resumed>) = ? [pid 5963] <... futex resumed>) = ? [pid 5966] <... futex resumed>) = ? [pid 5963] +++ exited with 0 +++ [pid 5960] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] +++ exited with 0 +++ [pid 5966] +++ exited with 0 +++ [pid 5959] +++ exited with 0 +++ [pid 5958] +++ exited with 0 +++ [pid 5957] +++ exited with 0 +++ [pid 5970] <... futex resumed>) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5956] exit_group(0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5958, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5970] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] <... futex resumed>) = ? [pid 5964] exit_group(0 [pid 5960] <... futex resumed>) = ? [pid 5956] <... exit_group resumed>) = ? [pid 5965] +++ exited with 0 +++ [pid 5852] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5970] <... futex resumed>) = ? [pid 5969] <... futex resumed>) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5960] +++ exited with 0 +++ [pid 5956] +++ exited with 0 +++ [pid 5970] +++ exited with 0 +++ [pid 5969] +++ exited with 0 +++ [pid 5852] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./7/binderfs") = 0 [pid 5852] getdents64(3, [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5849] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(3, "", [pid 5848] <... openat resumed>) = 3 [pid 5852] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... close resumed>) = 0 [pid 5852] rmdir("./7" [pid 5849] getdents64(3, [pid 5848] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5849] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] unlink("./7/binderfs" [pid 5852] mkdir("./8", 0777 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... mkdir resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5848] unlink("./7/binderfs"./strace-static-x86_64: Process 5971 attached [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5971] set_robust_list(0x555564940760, 24 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5971 [pid 5851] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] close(3 [pid 5971] <... set_robust_list resumed>) = 0 [pid 5971] chdir("./8" [pid 5851] <... openat resumed>) = 3 [pid 5849] <... close resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 5849] rmdir("./7" [pid 5848] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] close(3) = 0 [pid 5851] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] rmdir("./7" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] mkdir("./8", 0777 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5971] <... chdir resumed>) = 0 [pid 5964] +++ exited with 0 +++ [pid 5851] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5848] mkdir("./8", 0777 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5971] <... prctl resumed>) = 0 [pid 5851] unlink("./7/binderfs" [pid 5971] setpgid(0, 0) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5972 attached [pid 5971] <... openat resumed>) = 3 [pid 5851] <... unlink resumed>) = 0 [pid 5850] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5972 [pid 5972] set_robust_list(0x555564940760, 24 [pid 5971] write(3, "1000", 4 [pid 5851] getdents64(3, [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5972] <... set_robust_list resumed>) = 0 [pid 5971] <... write resumed>) = 4 [pid 5972] chdir("./8" [pid 5971] close(3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5971] <... close resumed>) = 0 [pid 5851] close(3 [pid 5971] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... close resumed>) = 0 [pid 5972] <... chdir resumed>) = 0 [pid 5971] <... symlink resumed>) = 0 [pid 5851] rmdir("./7" [pid 5850] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5973 attached [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5971] write(1, "executing program\n", 18executing program [pid 5973] set_robust_list(0x555564940760, 24 [pid 5972] <... prctl resumed>) = 0 [pid 5971] <... write resumed>) = 18 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5973 [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] setpgid(0, 0 [pid 5971] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] mkdir("./8", 0777 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5973] chdir("./8" [pid 5972] <... setpgid resumed>) = 0 [pid 5971] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 5971] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] <... mkdir resumed>) = 0 [pid 5973] <... chdir resumed>) = 0 [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5971] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5973] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5974 attached [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5972] <... openat resumed>) = 3 [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5974] set_robust_list(0x555564940760, 24 [pid 5972] write(3, "1000", 4 [pid 5971] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5974 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5974] <... set_robust_list resumed>) = 0 [pid 5973] <... openat resumed>) = 3 [pid 5972] <... write resumed>) = 4 [pid 5971] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5850] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5974] chdir("./8" [pid 5973] write(3, "1000", 4 [pid 5972] close(3 [pid 5971] <... mprotect resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5972] <... close resumed>) = 0 [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] unlink("./7/binderfs" [pid 5972] symlink("/dev/binderfs", "./binderfs" [pid 5974] <... chdir resumed>) = 0 [pid 5972] <... symlink resumed>) = 0 [pid 5971] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5973] <... write resumed>) = 4 [pid 5974] <... prctl resumed>) = 0 [pid 5973] close(3 [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}executing program [pid 5974] setpgid(0, 0 [pid 5973] <... close resumed>) = 0 [pid 5972] write(1, "executing program\n", 18 [pid 5850] getdents64(3, [pid 5972] <... write resumed>) = 18 [pid 5971] <... clone3 resumed> => {parent_tid=[5975]}, 88) = 5975 ./strace-static-x86_64: Process 5975 attached [pid 5974] <... setpgid resumed>) = 0 [pid 5973] symlink("/dev/binderfs", "./binderfs" [pid 5972] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] <... symlink resumed>) = 0 [pid 5972] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] close(3 [pid 5975] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 executing program [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5973] write(1, "executing program\n", 18 [pid 5972] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5971] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5975] <... rseq resumed>) = 0 [pid 5973] <... write resumed>) = 18 [pid 5972] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5971] <... futex resumed>) = 0 [pid 5850] rmdir("./7" [pid 5975] set_robust_list(0x7f9655efb9a0, 24 [pid 5974] <... openat resumed>) = 3 [pid 5973] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... set_robust_list resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] write(3, "1000", 4 [pid 5973] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5972] <... mmap resumed>) = 0x7f9655edb000 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] <... write resumed>) = 4 [pid 5973] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5972] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5850] mkdir("./8", 0777 [pid 5975] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5974] close(3 [pid 5973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5972] <... mprotect resumed>) = 0 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] <... close resumed>) = 0 [pid 5972] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... mkdir resumed>) = 0 [pid 5974] symlink("/dev/binderfs", "./binderfs" [pid 5973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5972] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5975] <... openat resumed>) = 3 [pid 5973] <... mmap resumed>) = 0x7f9655edb000 [pid 5972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5976 attached [pid 5976] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5974] <... symlink resumed>) = 0 [pid 5976] <... rseq resumed>) = 0 [pid 5976] set_robust_list(0x7f9655efb9a0, 24 [pid 5972] <... clone3 resumed> => {parent_tid=[5976]}, 88) = 5976 [pid 5976] <... set_robust_list resumed>) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5976] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5977 attached executing program [pid 5975] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] write(1, "executing program\n", 18 [pid 5973] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] <... futex resumed>) = 1 [pid 5974] <... write resumed>) = 18 [pid 5977] set_robust_list(0x555564940760, 24 [pid 5976] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... mprotect resumed>) = 0 [pid 5972] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 0 [pid 5977] <... set_robust_list resumed>) = 0 [pid 5976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... futex resumed>) = 0 [pid 5971] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] chdir("./8" [pid 5976] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5975] dup(3 [pid 5974] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5972] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5971] <... futex resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5977 [pid 5975] <... dup resumed>) = 4 [pid 5974] <... futex resumed>) = 0 [pid 5973] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5974] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5975] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5977] <... chdir resumed>) = 0 [pid 5976] <... openat resumed>) = 3 [pid 5975] <... futex resumed>) = 0 [pid 5974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5971] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5978 attached [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5976] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] <... clone3 resumed> => {parent_tid=[5978]}, 88) = 5978 [pid 5971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5977] <... prctl resumed>) = 0 [pid 5976] <... futex resumed>) = 1 [pid 5974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5972] <... futex resumed>) = 0 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5971] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... rseq resumed>) = 0 [pid 5977] setpgid(0, 0 [pid 5976] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] <... futex resumed>) = 0 [pid 5974] <... mmap resumed>) = 0x7f9655edb000 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 1 [pid 5978] set_robust_list(0x7f9655efb9a0, 24 [pid 5977] <... setpgid resumed>) = 0 [pid 5976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5974] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5973] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... futex resumed>) = 0 [pid 5971] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... set_robust_list resumed>) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5976] dup(3 [pid 5974] <... mprotect resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5972] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5973] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] rt_sigprocmask(SIG_SETMASK, [], [pid 5977] <... openat resumed>) = 3 [pid 5976] <... dup resumed>) = 4 [pid 5976] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5976] <... futex resumed>) = 1 [pid 5972] <... futex resumed>) = 0 [pid 5978] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5976] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5972] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5978] <... openat resumed>) = 3 [pid 5977] write(3, "1000", 4 [pid 5974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5978] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... write resumed>) = 4 [pid 5972] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5979 attached [pid 5979] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5974] <... clone3 resumed> => {parent_tid=[5979]}, 88) = 5979 [pid 5979] <... rseq resumed>) = 0 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] set_robust_list(0x7f9655efb9a0, 24 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] <... futex resumed>) = 1 [pid 5977] close(3 [pid 5974] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... futex resumed>) = 0 [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5974] <... futex resumed>) = 0 [pid 5973] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... close resumed>) = 0 [pid 5979] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5978] dup(3 [pid 5977] symlink("/dev/binderfs", "./binderfs" [pid 5974] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] <... futex resumed>) = 0 [pid 5979] <... openat resumed>) = 3 [pid 5978] <... dup resumed>) = 4 [pid 5977] <... symlink resumed>) = 0 [pid 5973] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] write(1, "executing program\n", 18executing program [pid 5973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5979] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5977] <... write resumed>) = 18 [pid 5974] <... futex resumed>) = 0 [pid 5973] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5977] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... futex resumed>) = 0 [pid 5979] dup(3 [pid 5974] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] <... dup resumed>) = 4 [pid 5979] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5974] <... futex resumed>) = 0 [pid 5979] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] <... futex resumed>) = 0 [pid 5977] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5974] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... futex resumed>) = 0 [pid 5977] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5974] <... futex resumed>) = 1 [pid 5979] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5974] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5971] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5971] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5977] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} => {parent_tid=[5980]}, 88) = 5980 [pid 5977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5977] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5977] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5980 attached [pid 5980] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 5980] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 5980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5980] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5972] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5971] <... mmap resumed>) = 0x7f9655eba000 [pid 5972] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5980] <... openat resumed>) = 3 [pid 5973] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5972] <... futex resumed>) = 0 [pid 5971] <... mprotect resumed>) = 0 [pid 5973] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5980] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... futex resumed>) = 0 [pid 5972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5971] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5980] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5972] <... mmap resumed>) = 0x7f9655eba000 [pid 5980] dup(3 [pid 5977] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5981 attached [pid 5980] <... dup resumed>) = 4 [pid 5977] <... futex resumed>) = 0 [pid 5973] <... mmap resumed>) = 0x7f9655eba000 [pid 5972] <... mprotect resumed>) = 0 [pid 5981] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5980] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5972] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5981] <... rseq resumed>) = 0 [pid 5980] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5981] set_robust_list(0x7f9655eda9a0, 24 [pid 5980] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5971] <... clone3 resumed> => {parent_tid=[5981]}, 88) = 5981 [pid 5981] <... set_robust_list resumed>) = 0 [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5982 attached [pid 5980] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5977] <... futex resumed>) = 0 [pid 5973] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5977] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5983 attached [pid 5981] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5972] <... clone3 resumed> => {parent_tid=[5982]}, 88) = 5982 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5982] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5973] <... clone3 resumed> => {parent_tid=[5983]}, 88) = 5983 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] <... rseq resumed>) = 0 [pid 5972] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 1 [pid 5983] <... rseq resumed>) = 0 [pid 5982] set_robust_list(0x7f9655eda9a0, 24 [pid 5981] <... futex resumed>) = 0 [pid 5974] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] <... futex resumed>) = 0 [pid 5971] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] set_robust_list(0x7f9655eda9a0, 24 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5981] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5974] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] <... set_robust_list resumed>) = 0 [pid 5982] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] <... futex resumed>) = 0 [pid 5973] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5982] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5973] <... futex resumed>) = 0 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5982] <... madvise resumed>) = 0 [pid 5974] <... mmap resumed>) = 0x7f9655eba000 [pid 5973] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5974] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5984 attached [pid 5984] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5974] <... clone3 resumed> => {parent_tid=[5984]}, 88) = 5984 [pid 5984] <... rseq resumed>) = 0 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] set_robust_list(0x7f9655eda9a0, 24 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] <... set_robust_list resumed>) = 0 [pid 5974] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] <... futex resumed>) = 0 [pid 5983] <... madvise resumed>) = 0 [pid 5974] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5981] <... madvise resumed>) = 0 [pid 5981] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] <... futex resumed>) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5983] <... futex resumed>) = 1 [pid 5982] <... futex resumed>) = 1 [pid 5981] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... futex resumed>) = 0 [pid 5983] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5982] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5972] <... futex resumed>) = 0 [pid 5977] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... madvise resumed>) = 0 [pid 5977] <... futex resumed>) = 0 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5984] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5974] <... futex resumed>) = 0 [pid 5984] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] <... mmap resumed>) = 0x7f9655eba000 [pid 5977] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5985 attached => {parent_tid=[5985]}, 88) = 5985 [pid 5977] rt_sigprocmask(SIG_SETMASK, [], [pid 5985] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5977] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5977] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... rseq resumed>) = 0 [pid 5985] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5985] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 5985] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5985] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] <... mmap resumed>) = 0x20000000 [pid 5978] <... mmap resumed>) = 0x20000000 [pid 5976] <... mmap resumed>) = 0x20000000 [pid 5978] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... mmap resumed>) = 0x20000000 [pid 5980] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... mmap resumed>) = 0x20000000 [pid 5978] <... futex resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5975] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] exit_group(0 [pid 5972] exit_group(0 [pid 5983] <... futex resumed>) = ? [pid 5982] <... futex resumed>) = ? [pid 5980] <... futex resumed>) = 0 [pid 5979] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] exit_group(0 [pid 5975] <... futex resumed>) = 0 [pid 5973] <... exit_group resumed>) = ? [pid 5972] <... exit_group resumed>) = ? [pid 5985] <... futex resumed>) = ? [pid 5983] +++ exited with 0 +++ [pid 5982] +++ exited with 0 +++ [pid 5979] <... futex resumed>) = 0 [pid 5978] +++ exited with 0 +++ [pid 5977] <... exit_group resumed>) = ? [pid 5976] +++ exited with 0 +++ [pid 5975] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] exit_group(0 [pid 5980] +++ exited with 0 +++ [pid 5979] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... exit_group resumed>) = ? [pid 5981] <... futex resumed>) = ? [pid 5975] <... futex resumed>) = ? [pid 5981] +++ exited with 0 +++ [pid 5985] +++ exited with 0 +++ [pid 5975] +++ exited with 0 +++ [pid 5974] exit_group(0 [pid 5973] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5984] <... futex resumed>) = ? [pid 5979] <... futex resumed>) = ? [pid 5974] <... exit_group resumed>) = ? [pid 5984] +++ exited with 0 +++ [pid 5979] +++ exited with 0 +++ [pid 5971] +++ exited with 0 +++ [pid 5972] +++ exited with 0 +++ [pid 5848] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... restart_syscall resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5974] +++ exited with 0 +++ [pid 5848] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5852] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] unlink("./8/binderfs" [pid 5852] <... openat resumed>) = 3 [pid 5851] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5848] <... unlink resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5851] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] close(3 [pid 5852] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... close resumed>) = 0 [pid 5852] unlink("./8/binderfs" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./8/binderfs" [pid 5848] rmdir("./8" [pid 5852] <... unlink resumed>) = 0 [pid 5851] unlink("./8/binderfs" [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5852] getdents64(3, [pid 5851] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5849] close(3 [pid 5852] <... close resumed>) = 0 [pid 5851] getdents64(3, [pid 5849] <... close resumed>) = 0 [pid 5848] mkdir("./9", 0777 [pid 5852] rmdir("./8" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] rmdir("./8" [pid 5848] <... mkdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] close(3) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5851] rmdir("./8") = 0 [pid 5852] mkdir("./9", 0777 [pid 5849] mkdir("./9", 0777 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5986 attached [pid 5852] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5987 attached [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5986] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 5988 attached [pid 5851] mkdir("./9", 0777 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 5986 [pid 5987] set_robust_list(0x555564940760, 24 [pid 5986] <... set_robust_list resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5987] <... set_robust_list resumed>) = 0 [pid 5986] chdir("./9" [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 5987 [pid 5988] set_robust_list(0x555564940760, 24 [pid 5987] chdir("./9" [pid 5986] <... chdir resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 5988 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5987] <... chdir resumed>) = 0 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5989 attached [pid 5988] chdir("./9" [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] <... prctl resumed>) = 0 [pid 5989] set_robust_list(0x555564940760, 24 [pid 5986] setpgid(0, 0 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5987] <... prctl resumed>) = 0 [pid 5986] <... setpgid resumed>) = 0 [pid 5989] chdir("./9" [pid 5988] <... chdir resumed>) = 0 [pid 5987] setpgid(0, 0 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5989] <... chdir resumed>) = 0 [pid 5987] <... setpgid resumed>) = 0 [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] <... openat resumed>) = 3 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 5989 [pid 5989] <... prctl resumed>) = 0 [pid 5988] <... prctl resumed>) = 0 [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5989] setpgid(0, 0 [pid 5988] setpgid(0, 0 [pid 5989] <... setpgid resumed>) = 0 [pid 5988] <... setpgid resumed>) = 0 [pid 5987] <... openat resumed>) = 3 [pid 5986] write(3, "1000", 4 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5986] <... write resumed>) = 4 [pid 5989] <... openat resumed>) = 3 [pid 5988] <... openat resumed>) = 3 [pid 5987] write(3, "1000", 4 [pid 5986] close(3 [pid 5989] write(3, "1000", 4 [pid 5988] write(3, "1000", 4 [pid 5987] <... write resumed>) = 4 [pid 5986] <... close resumed>) = 0 [pid 5989] <... write resumed>) = 4 [pid 5988] <... write resumed>) = 4 [pid 5987] close(3 [pid 5986] symlink("/dev/binderfs", "./binderfs" [pid 5977] +++ exited with 0 +++ [pid 5989] close(3 [pid 5988] close(3 [pid 5987] <... close resumed>) = 0 [pid 5989] <... close resumed>) = 0 [pid 5988] <... close resumed>) = 0 [pid 5987] symlink("/dev/binderfs", "./binderfs" [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5989] symlink("/dev/binderfs", "./binderfs" [pid 5988] symlink("/dev/binderfs", "./binderfs" [pid 5987] <... symlink resumed>) = 0 [pid 5986] <... symlink resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...>executing program [pid 5989] <... symlink resumed>) = 0 [pid 5986] write(1, "executing program\n", 18) = 18 [pid 5986] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... symlink resumed>) = 0 [pid 5986] <... futex resumed>) = 0 executing program executing program [pid 5989] write(1, "executing program\n", 18 [pid 5988] write(1, "executing program\n", 18 [pid 5987] write(1, "executing program\n", 18 executing program [pid 5986] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5989] <... write resumed>) = 18 [pid 5988] <... write resumed>) = 18 [pid 5987] <... write resumed>) = 18 [pid 5986] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5989] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5988] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... mmap resumed>) = 0x7f9655edb000 [pid 5987] <... futex resumed>) = 0 [pid 5989] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5987] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5986] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5989] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5988] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5987] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5986] <... mprotect resumed>) = 0 [pid 5989] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5988] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5989] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5989] <... mmap resumed>) = 0x7f9655edb000 [pid 5988] <... mmap resumed>) = 0x7f9655edb000 [pid 5987] <... mmap resumed>) = 0x7f9655edb000 [pid 5986] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5989] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5988] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5986] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5989] <... mprotect resumed>) = 0 [pid 5986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5990 attached [pid 5989] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5988] <... mprotect resumed>) = 0 [pid 5987] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5990] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5986] <... clone3 resumed> => {parent_tid=[5990]}, 88) = 5990 [pid 5990] <... rseq resumed>) = 0 [pid 5987] <... mprotect resumed>) = 0 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... restart_syscall resumed>) = 0 [pid 5990] set_robust_list(0x7f9655efb9a0, 24 [pid 5989] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5987] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5986] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5986] <... futex resumed>) = 0 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5987] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5990] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5992 attached [pid 5990] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5993 attached [pid 5992] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5990] <... futex resumed>) = 1 [pid 5986] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5991 attached [pid 5992] <... rseq resumed>) = 0 [pid 5990] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5993] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5992] set_robust_list(0x7f9655efb9a0, 24 [pid 5990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5989] <... clone3 resumed> => {parent_tid=[5991]}, 88) = 5991 [pid 5988] <... clone3 resumed> => {parent_tid=[5992]}, 88) = 5992 [pid 5987] <... clone3 resumed> => {parent_tid=[5993]}, 88) = 5993 [pid 5986] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5991] <... rseq resumed>) = 0 [pid 5993] <... rseq resumed>) = 0 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5990] dup(3 [pid 5989] rt_sigprocmask(SIG_SETMASK, [], [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] rt_sigprocmask(SIG_SETMASK, [], [pid 5986] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] set_robust_list(0x7f9655efb9a0, 24 [pid 5993] set_robust_list(0x7f9655efb9a0, 24 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5990] <... dup resumed>) = 4 [pid 5989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(3, "", [pid 5991] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5990] <... futex resumed>) = 1 [pid 5989] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] <... openat resumed>) = 3 [pid 5990] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5989] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5988] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 5991] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5993] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5992] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5993] <... openat resumed>) = 3 [pid 5988] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5988] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5988] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] dup(3 [pid 5987] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5987] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... dup resumed>) = 4 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5991] <... openat resumed>) = 3 [pid 5992] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5991] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] dup(3 [pid 5988] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5991] <... futex resumed>) = 1 [pid 5992] <... dup resumed>) = 4 [pid 5991] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5992] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5988] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5988] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 0 [pid 5850] unlink("./8/binderfs" [pid 5993] <... futex resumed>) = 1 [pid 5989] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5989] <... futex resumed>) = 1 [pid 5987] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 5993] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5989] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5987] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] close(3 [pid 5991] <... futex resumed>) = 0 [pid 5991] dup(3) = 4 [pid 5991] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5989] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./8" [pid 5989] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5989] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./9", 0777) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5994 attached [pid 5994] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 5994 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5986] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5994] chdir("./9" [pid 5988] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5986] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5994] <... chdir resumed>) = 0 [pid 5988] <... mmap resumed>) = 0x7f9655eba000 [pid 5986] <... mmap resumed>) = 0x7f9655eba000 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5988] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5986] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5994] <... prctl resumed>) = 0 [pid 5988] <... mprotect resumed>) = 0 [pid 5986] <... mprotect resumed>) = 0 [pid 5994] setpgid(0, 0 [pid 5988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5986] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5994] <... setpgid resumed>) = 0 [pid 5988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5986] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5996 attached ./strace-static-x86_64: Process 5995 attached [pid 5987] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5996] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5995] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5994] <... openat resumed>) = 3 [pid 5988] <... clone3 resumed> => {parent_tid=[5995]}, 88) = 5995 [pid 5987] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... clone3 resumed> => {parent_tid=[5996]}, 88) = 5996 [pid 5996] <... rseq resumed>) = 0 [pid 5995] <... rseq resumed>) = 0 [pid 5994] write(3, "1000", 4 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] <... futex resumed>) = 0 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] set_robust_list(0x7f9655eda9a0, 24 [pid 5995] set_robust_list(0x7f9655eda9a0, 24 [pid 5994] <... write resumed>) = 4 [pid 5989] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] <... set_robust_list resumed>) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5994] close(3 [pid 5989] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5994] <... close resumed>) = 0 [pid 5989] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5988] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5995] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5989] <... mmap resumed>) = 0x7f9655eba000 [pid 5996] <... madvise resumed>) = 0 [pid 5995] <... madvise resumed>) = 0 [pid 5994] symlink("/dev/binderfs", "./binderfs" [pid 5989] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5987] <... mmap resumed>) = 0x7f9655eba000 [pid 5996] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... symlink resumed>) = 0 [pid 5989] <... mprotect resumed>) = 0 [pid 5987] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5994] write(1, "executing program\n", 18) = 18 [pid 5994] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[5997]}, 88) = 5997 [pid 5996] <... futex resumed>) = 1 [pid 5989] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5995] <... futex resumed>) = 1 [pid 5989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5989] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5989] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5997 attached [pid 5994] <... futex resumed>) = 0 [pid 5997] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5994] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5997] <... rseq resumed>) = 0 [pid 5994] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5997] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 5994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] <... mprotect resumed>) = 0 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5987] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5997] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5994] <... mmap resumed>) = 0x7f9655edb000 [pid 5987] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 5998 attached => {parent_tid=[5998]}, 88) = 5998 [pid 5998] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], [pid 5998] <... rseq resumed>) = 0 [pid 5994] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] set_robust_list(0x7f9655eda9a0, 24 [pid 5987] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5994] <... mprotect resumed>) = 0 [pid 5987] <... futex resumed>) = 0 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], [pid 5994] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5987] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5994] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5998] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 5999 attached [pid 5997] <... madvise resumed>) = 0 [pid 5999] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5997] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... clone3 resumed> => {parent_tid=[5999]}, 88) = 5999 [pid 5999] <... rseq resumed>) = 0 [pid 5997] <... futex resumed>) = 1 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], [pid 5989] <... futex resumed>) = 0 [pid 5999] set_robust_list(0x7f9655efb9a0, 24 [pid 5997] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] <... set_robust_list resumed>) = 0 [pid 5994] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 5994] <... futex resumed>) = 0 [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] <... madvise resumed>) = 0 [pid 5994] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5998] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = 1 [pid 5999] <... openat resumed>) = 3 [pid 5998] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5999] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5994] <... futex resumed>) = 0 [pid 5994] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] dup(3 [pid 5994] <... futex resumed>) = 0 [pid 5999] <... dup resumed>) = 4 [pid 5994] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5999] <... futex resumed>) = 0 [pid 5994] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5994] <... futex resumed>) = 0 [pid 5994] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... mmap resumed>) = 0x20000000 [pid 5992] <... mmap resumed>) = 0x20000000 [pid 5990] <... mmap resumed>) = 0x20000000 [pid 5992] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... mmap resumed>) = 0x20000000 [pid 5992] <... futex resumed>) = 0 [pid 5990] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... mmap resumed>) = 0x20000000 [pid 5991] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] exit_group(0 [pid 5988] exit_group(0 [pid 5990] <... futex resumed>) = 231 [pid 5999] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... futex resumed>) = ? [pid 5995] <... futex resumed>) = ? [pid 5991] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = ? [pid 5990] +++ exited with 0 +++ [pid 5989] exit_group(0 [pid 5988] <... exit_group resumed>) = ? [pid 5987] exit_group(0 [pid 5986] <... exit_group resumed>) = ? [pid 5998] <... futex resumed>) = ? [pid 5997] <... futex resumed>) = ? [pid 5995] +++ exited with 0 +++ [pid 5992] +++ exited with 0 +++ [pid 5989] <... exit_group resumed>) = ? [pid 5987] <... exit_group resumed>) = ? [pid 5998] +++ exited with 0 +++ [pid 5997] +++ exited with 0 +++ [pid 5993] +++ exited with 0 +++ [pid 5988] +++ exited with 0 +++ [pid 5987] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5999] <... futex resumed>) = 1 [pid 5996] +++ exited with 0 +++ [pid 5994] <... futex resumed>) = 0 [pid 5986] +++ exited with 0 +++ [pid 5852] <... restart_syscall resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5999] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5994] <... futex resumed>) = 0 [pid 5994] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5991] +++ exited with 0 +++ [pid 5989] +++ exited with 0 +++ [pid 5852] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5999] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5852] unlink("./9/binderfs" [pid 5848] unlink("./9/binderfs" [pid 5852] <... unlink resumed>) = 0 [pid 5849] unlink("./9/binderfs" [pid 5848] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5852] <... close resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] rmdir("./9" [pid 5849] close(3 [pid 5852] <... rmdir resumed>) = 0 [pid 5848] close(3 [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./9" [pid 5848] <... close resumed>) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] rmdir("./9" [pid 5852] mkdir("./10", 0777 [pid 5848] <... rmdir resumed>) = 0 [pid 5999] <... madvise resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] mkdir("./10", 0777 [pid 5848] mkdir("./10", 0777 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5999] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6001 attached ./strace-static-x86_64: Process 6000 attached [pid 5999] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] exit_group(0 [pid 5851] <... openat resumed>) = 3 [pid 5999] <... futex resumed>) = ? [pid 5994] <... exit_group resumed>) = ? [pid 5851] newfstatat(3, "", [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6001 ./strace-static-x86_64: Process 6002 attached [pid 6001] set_robust_list(0x555564940760, 24 [pid 6000] set_robust_list(0x555564940760, 24 [pid 5851] getdents64(3, [pid 6002] set_robust_list(0x555564940760, 24 [pid 6001] <... set_robust_list resumed>) = 0 [pid 6000] <... set_robust_list resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6002 [pid 6000] chdir("./10" [pid 6002] <... set_robust_list resumed>) = 0 [pid 6001] chdir("./10" [pid 5851] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6002] chdir("./10" [pid 6001] <... chdir resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6000] <... chdir resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./9/binderfs", [pid 6002] <... chdir resumed>) = 0 [pid 6001] <... prctl resumed>) = 0 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6001] setpgid(0, 0 [pid 6000] <... prctl resumed>) = 0 [pid 5851] unlink("./9/binderfs" [pid 6002] <... prctl resumed>) = 0 [pid 6001] <... setpgid resumed>) = 0 [pid 6000] setpgid(0, 0 [pid 5851] <... unlink resumed>) = 0 [pid 6002] setpgid(0, 0 [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6000] <... setpgid resumed>) = 0 [pid 6002] <... setpgid resumed>) = 0 [pid 6001] <... openat resumed>) = 3 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] getdents64(3, [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6001] write(3, "1000", 4 [pid 6000] <... openat resumed>) = 3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6001] <... write resumed>) = 4 [pid 6002] <... openat resumed>) = 3 [pid 6001] close(3 [pid 6000] write(3, "1000", 4 [pid 5851] close(3 [pid 6002] write(3, "1000", 4 [pid 6001] <... close resumed>) = 0 [pid 6000] <... write resumed>) = 4 [pid 5851] <... close resumed>) = 0 [pid 6002] <... write resumed>) = 4 [pid 6001] symlink("/dev/binderfs", "./binderfs" [pid 6000] close(3 [pid 6002] close(3 [pid 6001] <... symlink resumed>) = 0 [pid 6000] <... close resumed>) = 0 [pid 5851] rmdir("./9" [pid 6002] <... close resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6002] symlink("/dev/binderfs", "./binderfs"executing program [pid 6001] write(1, "executing program\n", 18 [pid 6000] symlink("/dev/binderfs", "./binderfs" [pid 6002] <... symlink resumed>) = 0 [pid 6001] <... write resumed>) = 18 [pid 6000] <... symlink resumed>) = 0 [pid 5851] mkdir("./10", 0777 [pid 6002] write(1, "executing program\n", 18 [pid 6001] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program executing program [pid 6000] write(1, "executing program\n", 18 [pid 5851] <... mkdir resumed>) = 0 [pid 6002] <... write resumed>) = 18 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... write resumed>) = 18 [pid 6002] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6000] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6000] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6002] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6001] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5999] +++ exited with 0 +++ [pid 5994] +++ exited with 0 +++ ./strace-static-x86_64: Process 6003 attached [pid 6002] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6000] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6003] set_robust_list(0x555564940760, 24 [pid 6000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6003] <... set_robust_list resumed>) = 0 [pid 6003] chdir("./10" [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6003 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6001] <... mmap resumed>) = 0x7f9655edb000 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6002] <... mmap resumed>) = 0x7f9655edb000 [pid 6003] <... chdir resumed>) = 0 [pid 6002] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6001] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6000] <... mmap resumed>) = 0x7f9655edb000 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6003] setpgid(0, 0 [pid 6002] <... mprotect resumed>) = 0 [pid 6003] <... setpgid resumed>) = 0 [pid 6001] <... mprotect resumed>) = 0 [pid 6000] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6002] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6000] <... mprotect resumed>) = 0 [pid 6003] write(3, "1000", 4 [pid 6002] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6003] <... write resumed>) = 4 [pid 6002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6004 attached [pid 6003] close(3./strace-static-x86_64: Process 6005 attached [pid 6004] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6003] <... close resumed>) = 0 [pid 6002] <... clone3 resumed> => {parent_tid=[6004]}, 88) = 6004 [pid 6001] <... clone3 resumed> => {parent_tid=[6005]}, 88) = 6005 [pid 6000] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6005] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6004] <... rseq resumed>) = 0 [pid 6003] symlink("/dev/binderfs", "./binderfs" [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6006 attached [pid 6005] <... rseq resumed>) = 0 [pid 6004] set_robust_list(0x7f9655efb9a0, 24 [pid 6003] <... symlink resumed>) = 0 [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6005] set_robust_list(0x7f9655efb9a0, 24 [pid 6004] <... set_robust_list resumed>) = 0 [pid 6000] <... clone3 resumed> => {parent_tid=[6006]}, 88) = 6006 [pid 5850] <... openat resumed>) = 3 [pid 6006] <... rseq resumed>) = 0 [pid 6005] <... set_robust_list resumed>) = 0 [pid 6002] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] newfstatat(3, "", [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6005] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6000] <... futex resumed>) = 0 [pid 6006] set_robust_list(0x7f9655efb9a0, 24 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6003] write(1, "executing program\n", 18executing program [pid 6002] <... futex resumed>) = 0 [pid 6001] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] <... set_robust_list resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] <... write resumed>) = 18 [pid 6002] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... futex resumed>) = 1 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6004] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6003] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... openat resumed>) = 3 [pid 6004] <... openat resumed>) = 3 [pid 6003] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6006] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6005] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] newfstatat(AT_FDCWD, "./9/binderfs", [pid 6006] <... openat resumed>) = 3 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 1 [pid 6003] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6006] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6002] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] unlink("./9/binderfs" [pid 6006] <... futex resumed>) = 1 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6006] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] dup(3 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6005] dup(3 [pid 6004] <... dup resumed>) = 4 [pid 6003] <... mmap resumed>) = 0x7f9655edb000 [pid 6000] <... futex resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 6006] dup(3 [pid 6005] <... dup resumed>) = 4 [pid 6004] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6000] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] <... dup resumed>) = 4 [pid 6004] <... futex resumed>) = 1 [pid 6003] <... mprotect resumed>) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6006] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6000] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6006] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6005] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6002] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 5850] close(3./strace-static-x86_64: Process 6007 attached [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6001] <... futex resumed>) = 0 [pid 6000] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 6007] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6005] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6003] <... clone3 resumed> => {parent_tid=[6007]}, 88) = 6007 [pid 6001] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] rmdir("./9" [pid 6007] <... rseq resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./10", 0777) = 0 [pid 6007] set_robust_list(0x7f9655efb9a0, 24 [pid 6003] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6008 attached [pid 6007] <... set_robust_list resumed>) = 0 [pid 6003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 6003] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] <... futex resumed>) = 0 [pid 6008] set_robust_list(0x555564940760, 24 [pid 6007] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6003] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6008 [pid 6007] <... openat resumed>) = 3 [pid 6008] <... set_robust_list resumed>) = 0 [pid 6007] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] chdir("./10" [pid 6007] <... futex resumed>) = 1 [pid 6003] <... futex resumed>) = 0 [pid 6007] dup(3 [pid 6003] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... dup resumed>) = 4 [pid 6003] <... futex resumed>) = 0 [pid 6003] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... chdir resumed>) = 0 [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... prctl resumed>) = 0 [pid 6008] setpgid(0, 0 [pid 6007] <... futex resumed>) = 1 [pid 6003] <... futex resumed>) = 0 [pid 6008] <... setpgid resumed>) = 0 [pid 6003] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6007] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6003] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6008] write(3, "1000", 4) = 4 [pid 6008] close(3) = 0 [pid 6008] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6008] write(1, "executing program\n", 18) = 18 [pid 6008] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6008] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6008] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} => {parent_tid=[6009]}, 88) = 6009 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6008] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6008] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6009 attached [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6009] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... rseq resumed>) = 0 [pid 6002] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 6009] set_robust_list(0x7f9655efb9a0, 24 [pid 6002] <... futex resumed>) = 0 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6009] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] <... mmap resumed>) = 0x7f9655eba000 [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] <... mmap resumed>) = 0x7f9655eba000 [pid 6001] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6002] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6001] <... futex resumed>) = 0 [pid 6000] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6009] <... openat resumed>) = 3 [pid 6002] <... mprotect resumed>) = 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6001] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6002] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6000] <... mprotect resumed>) = 0 [pid 6001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6010 attached [pid 6009] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6000] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6010] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6009] <... futex resumed>) = 1 [pid 6008] <... futex resumed>) = 0 [pid 6002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6001] <... clone3 resumed> => {parent_tid=[6010]}, 88) = 6010 [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6012 attached ./strace-static-x86_64: Process 6011 attached [pid 6009] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 6012] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6011] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... futex resumed>) = 0 [pid 6002] <... clone3 resumed> => {parent_tid=[6011]}, 88) = 6011 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6012] <... rseq resumed>) = 0 [pid 6011] <... rseq resumed>) = 0 [pid 6010] <... rseq resumed>) = 0 [pid 6009] dup(3 [pid 6008] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... clone3 resumed> => {parent_tid=[6012]}, 88) = 6012 [pid 6012] set_robust_list(0x7f9655eda9a0, 24 [pid 6011] set_robust_list(0x7f9655eda9a0, 24 [pid 6010] set_robust_list(0x7f9655eda9a0, 24 [pid 6009] <... dup resumed>) = 4 [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 6012] <... set_robust_list resumed>) = 0 [pid 6011] <... set_robust_list resumed>) = 0 [pid 6010] <... set_robust_list resumed>) = 0 [pid 6009] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6012] rt_sigprocmask(SIG_SETMASK, [], [pid 6011] rt_sigprocmask(SIG_SETMASK, [], [pid 6010] rt_sigprocmask(SIG_SETMASK, [], [pid 6009] <... futex resumed>) = 1 [pid 6008] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] <... futex resumed>) = 0 [pid 6000] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] <... futex resumed>) = 0 [pid 6012] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6011] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = 0 [pid 6000] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... madvise resumed>) = 0 [pid 6008] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6011] <... madvise resumed>) = 0 [pid 6003] <... mmap resumed>) = 0x7f9655eba000 [pid 6012] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6009] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6003] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6012] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6012] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] <... futex resumed>) = 0 [pid 6003] <... mprotect resumed>) = 0 [pid 6003] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6013 attached [pid 6013] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6003] <... clone3 resumed> => {parent_tid=[6013]}, 88) = 6013 [pid 6013] <... rseq resumed>) = 0 [pid 6003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6003] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] set_robust_list(0x7f9655eda9a0, 24 [pid 6003] <... futex resumed>) = 0 [pid 6013] <... set_robust_list resumed>) = 0 [pid 6003] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6010] <... madvise resumed>) = 0 [pid 6013] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6010] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6013] <... madvise resumed>) = 0 [pid 6010] <... futex resumed>) = 0 [pid 6008] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6008] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6010] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... mmap resumed>) = 0x7f9655eba000 [pid 6008] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6013] <... futex resumed>) = 1 [pid 6008] <... mprotect resumed>) = 0 [pid 6003] <... futex resumed>) = 0 [pid 6013] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6014 attached [pid 6014] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6008] <... clone3 resumed> => {parent_tid=[6014]}, 88) = 6014 [pid 6014] <... rseq resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] set_robust_list(0x7f9655eda9a0, 24 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6008] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6008] <... futex resumed>) = 0 [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6008] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6014] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... mmap resumed>) = 0x20000000 [pid 6007] <... mmap resumed>) = 0x20000000 [pid 6006] <... mmap resumed>) = 0x20000000 [pid 6005] <... mmap resumed>) = 0x20000000 [pid 6004] <... mmap resumed>) = 0x20000000 [pid 6014] <... futex resumed>) = 1 [pid 6009] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... futex resumed>) = 0 [pid 6007] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6009] <... futex resumed>) = 0 [pid 6008] exit_group(0 [pid 6007] <... futex resumed>) = 0 [pid 6006] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... futex resumed>) = 0 [pid 6004] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] exit_group(0 [pid 6014] <... futex resumed>) = ? [pid 6010] <... futex resumed>) = ? [pid 6008] <... exit_group resumed>) = ? [pid 6007] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] <... futex resumed>) = 0 [pid 6004] <... futex resumed>) = 0 [pid 6001] <... exit_group resumed>) = ? [pid 6014] +++ exited with 0 +++ [pid 6010] +++ exited with 0 +++ [pid 6009] +++ exited with 0 +++ [pid 6006] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] +++ exited with 0 +++ [pid 6004] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] exit_group(0 [pid 6002] exit_group(0 [pid 6013] <... futex resumed>) = ? [pid 6011] <... futex resumed>) = ? [pid 6007] <... futex resumed>) = ? [pid 6004] <... futex resumed>) = ? [pid 6003] <... exit_group resumed>) = ? [pid 6002] <... exit_group resumed>) = ? [pid 6000] exit_group(0 [pid 6013] +++ exited with 0 +++ [pid 6011] +++ exited with 0 +++ [pid 6012] <... futex resumed>) = ? [pid 6007] +++ exited with 0 +++ [pid 6006] <... futex resumed>) = ? [pid 6004] +++ exited with 0 +++ [pid 6001] +++ exited with 0 +++ [pid 6000] <... exit_group resumed>) = ? [pid 6012] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6002] +++ exited with 0 +++ [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6002, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6003] +++ exited with 0 +++ [pid 5849] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6003, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5848] getdents64(3, [pid 5851] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(3, "", [pid 5848] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] unlink("./10/binderfs" [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... unlink resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5848] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] unlink("./10/binderfs" [pid 5851] getdents64(3, [pid 5848] close(3 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] rmdir("./10" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] close(3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... close resumed>) = 0 [pid 5851] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] rmdir("./10") = 0 [pid 6006] +++ exited with 0 +++ [pid 6000] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5848] mkdir("./11", 0777 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5848] <... mkdir resumed>) = 0 [pid 5849] mkdir("./11", 0777 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... mkdir resumed>) = 0 [pid 5851] unlink("./10/binderfs" [pid 5852] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... unlink resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] getdents64(3, [pid 5852] <... openat resumed>) = 3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6015 attached [pid 6015] set_robust_list(0x555564940760, 24) = 0 [pid 6015] chdir("./11" [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6015 [pid 6015] <... chdir resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5851] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... close resumed>) = 0 ./strace-static-x86_64: Process 6016 attached [pid 6015] <... prctl resumed>) = 0 [pid 5852] getdents64(3, [pid 5851] rmdir("./10" [pid 6016] set_robust_list(0x555564940760, 24) = 0 [pid 6015] setpgid(0, 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... rmdir resumed>) = 0 [pid 6015] <... setpgid resumed>) = 0 [pid 6016] chdir("./11") = 0 [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] mkdir("./11", 0777 [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6015] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6016 [pid 6015] write(3, "1000", 4 [pid 5852] newfstatat(AT_FDCWD, "./10/binderfs", [pid 6016] <... prctl resumed>) = 0 [pid 6015] <... write resumed>) = 4 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6016] setpgid(0, 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6016] <... setpgid resumed>) = 0 [pid 6015] close(3 [pid 5852] unlink("./10/binderfs" [pid 6015] <... close resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6017 attached [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6015] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6017 [pid 6017] set_robust_list(0x555564940760, 24 [pid 6016] <... openat resumed>) = 3 [pid 6015] <... symlink resumed>) = 0 [pid 5852] getdents64(3, [pid 6017] <... set_robust_list resumed>) = 0 [pid 6016] write(3, "1000", 4 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6017] chdir("./11"executing program [pid 6016] <... write resumed>) = 4 [pid 6015] write(1, "executing program\n", 18 [pid 5852] close(3 [pid 6017] <... chdir resumed>) = 0 [pid 6016] close(3 [pid 6015] <... write resumed>) = 18 [pid 5852] <... close resumed>) = 0 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6016] <... close resumed>) = 0 [pid 6015] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... prctl resumed>) = 0 [pid 6016] symlink("/dev/binderfs", "./binderfs" [pid 6015] <... futex resumed>) = 0 [pid 5852] rmdir("./10" [pid 6017] setpgid(0, 0 [pid 6016] <... symlink resumed>) = 0 [pid 6015] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] <... rmdir resumed>) = 0 [pid 6017] <... setpgid resumed>) = 0 [pid 6016] write(1, "executing program\n", 18executing program [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6016] <... write resumed>) = 18 [pid 6015] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] mkdir("./11", 0777 [pid 6015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] <... mkdir resumed>) = 0 [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6015] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6017] <... openat resumed>) = 3 [pid 6016] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6017] write(3, "1000", 4 [pid 6016] <... futex resumed>) = 0 [pid 6017] <... write resumed>) = 4 [pid 6016] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 ./strace-static-x86_64: Process 6018 attached [pid 6017] close(3 [pid 6016] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6015] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6008] +++ exited with 0 +++ [pid 6018] set_robust_list(0x555564940760, 24 [pid 6017] <... close resumed>) = 0 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6019 attached [pid 6018] <... set_robust_list resumed>) = 0 [pid 6017] symlink("/dev/binderfs", "./binderfs" [pid 6016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6019] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6018] chdir("./11" [pid 6016] <... mmap resumed>) = 0x7f9655edb000 [pid 6015] <... clone3 resumed> => {parent_tid=[6019]}, 88) = 6019 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6018 [pid 6019] <... rseq resumed>) = 0 [pid 6016] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6015] rt_sigprocmask(SIG_SETMASK, [], [pid 6019] set_robust_list(0x7f9655efb9a0, 24 [pid 6018] <... chdir resumed>) = 0 [pid 6017] <... symlink resumed>) = 0 [pid 6016] <... mprotect resumed>) = 0 [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] <... set_robust_list resumed>) = 0 [pid 6018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6017] write(1, "executing program\n", 18executing program [pid 6016] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6015] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6019] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] <... prctl resumed>) = 0 [pid 6017] <... write resumed>) = 18 [pid 6015] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6018] setpgid(0, 0 [pid 6017] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6015] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] <... setpgid resumed>) = 0 [pid 6017] <... futex resumed>) = 0 [pid 6016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6020 attached [pid 6019] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6017] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] <... openat resumed>) = 3 [pid 6020] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6019] <... openat resumed>) = 3 [pid 6016] <... clone3 resumed> => {parent_tid=[6020]}, 88) = 6020 [pid 6020] <... rseq resumed>) = 0 [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6019] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... openat resumed>) = 3 [pid 6017] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] newfstatat(3, "", [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6019] <... futex resumed>) = 1 [pid 6018] write(3, "1000", 4 [pid 6017] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6016] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] <... write resumed>) = 4 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] <... futex resumed>) = 0 [pid 6015] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6020] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] close(3 [pid 6017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6016] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6020] <... openat resumed>) = 3 [pid 6019] dup(3 [pid 6018] <... close resumed>) = 0 [pid 6017] <... mmap resumed>) = 0x7f9655edb000 [pid 6015] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... dup resumed>) = 4 [pid 6018] symlink("/dev/binderfs", "./binderfs" [pid 6017] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5850] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6020] <... futex resumed>) = 1 [pid 6019] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... symlink resumed>) = 0 [pid 6017] <... mprotect resumed>) = 0 [pid 6016] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6020] dup(3 [pid 6019] <... futex resumed>) = 1 [pid 6018] write(1, "executing program\n", 18 [pid 6017] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6016] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./10/binderfs", [pid 6016] <... futex resumed>) = 0 [pid 6020] <... dup resumed>) = 4 [pid 6019] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] <... futex resumed>) = 0 [pid 6020] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6018] <... write resumed>) = 18 [pid 6017] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6015] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6018] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6015] <... futex resumed>) = 1 [pid 5850] unlink("./10/binderfs"./strace-static-x86_64: Process 6021 attached [pid 6019] <... futex resumed>) = 0 [pid 6018] <... futex resumed>) = 0 [pid 6016] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... unlink resumed>) = 0 [pid 6021] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6019] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6018] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6017] <... clone3 resumed> => {parent_tid=[6021]}, 88) = 6021 [pid 5850] getdents64(3, [pid 6021] <... rseq resumed>) = 0 [pid 6018] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6021] set_robust_list(0x7f9655efb9a0, 24 [pid 6018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] close(3 [pid 6021] <... set_robust_list resumed>) = 0 [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6017] <... futex resumed>) = 0 [pid 5850] rmdir("./10" [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] <... mmap resumed>) = 0x7f9655edb000 [pid 6017] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 [pid 6021] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6018] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6021] <... openat resumed>) = 3 [pid 6018] <... mprotect resumed>) = 0 [pid 6021] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6021] <... futex resumed>) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6021] dup(3 [pid 6018] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6017] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] mkdir("./11", 0777 [pid 6021] <... dup resumed>) = 4 [pid 6018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6017] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6021] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6022 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 6022] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6021] <... futex resumed>) = 0 [pid 6018] <... clone3 resumed> => {parent_tid=[6022]}, 88) = 6022 [pid 6017] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... rseq resumed>) = 0 [pid 6021] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] <... futex resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6022] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6023 attached [pid 6022] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] <... futex resumed>) = 0 [pid 6022] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6018] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] set_robust_list(0x555564940760, 24 [pid 6022] <... openat resumed>) = 3 [pid 6022] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] <... set_robust_list resumed>) = 0 [pid 6022] <... futex resumed>) = 1 [pid 6018] <... futex resumed>) = 0 [pid 6022] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] <... futex resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6023 [pid 6022] dup(3 [pid 6018] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] chdir("./11" [pid 6022] <... dup resumed>) = 4 [pid 6023] <... chdir resumed>) = 0 [pid 6022] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6022] <... futex resumed>) = 1 [pid 6018] <... futex resumed>) = 0 [pid 6023] <... prctl resumed>) = 0 [pid 6022] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] setpgid(0, 0 [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] <... futex resumed>) = 0 [pid 6023] <... setpgid resumed>) = 0 [pid 6022] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6018] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6023] write(3, "1000", 4) = 4 [pid 6023] close(3) = 0 [pid 6023] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6023] write(1, "executing program\n", 18executing program ) = 18 [pid 6023] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6023] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6023] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6024 attached => {parent_tid=[6024]}, 88) = 6024 [pid 6016] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6023] rt_sigprocmask(SIG_SETMASK, [], [pid 6016] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] <... futex resumed>) = 0 [pid 6023] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6023] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6015] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... rseq resumed>) = 0 [pid 6015] <... futex resumed>) = 0 [pid 6024] set_robust_list(0x7f9655efb9a0, 24 [pid 6015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6015] <... mmap resumed>) = 0x7f9655eba000 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6015] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6015] <... mprotect resumed>) = 0 [pid 6024] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6017] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] <... openat resumed>) = 3 [pid 6017] <... futex resumed>) = 0 [pid 6015] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6024] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6025 attached [pid 6024] <... futex resumed>) = 0 [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] <... mmap resumed>) = 0x7f9655eba000 [pid 6024] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6025] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6023] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... clone3 resumed> => {parent_tid=[6025]}, 88) = 6025 [pid 6016] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6023] <... futex resumed>) = 1 [pid 6024] <... futex resumed>) = 0 [pid 6023] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... mprotect resumed>) = 0 [pid 6025] <... rseq resumed>) = 0 [pid 6024] dup(3 [pid 6025] set_robust_list(0x7f9655eda9a0, 24 [pid 6018] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6015] rt_sigprocmask(SIG_SETMASK, [], [pid 6025] <... set_robust_list resumed>) = 0 [pid 6024] <... dup resumed>) = 4 [pid 6018] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6025] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = 0 [pid 6016] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6015] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... mmap resumed>) = 0x7f9655eba000 [pid 6016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6026 attached [pid 6025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6017] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6015] <... futex resumed>) = 0 [pid 6026] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6024] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6023] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... mprotect resumed>) = 0 [pid 6016] <... clone3 resumed> => {parent_tid=[6026]}, 88) = 6026 [pid 6015] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6026] <... rseq resumed>) = 0 [pid 6025] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6018] <... mmap resumed>) = 0x7f9655eba000 [pid 6018] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6023] <... futex resumed>) = 0 [pid 6018] <... mprotect resumed>) = 0 [pid 6018] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6027 attached [pid 6027] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6018] <... clone3 resumed> => {parent_tid=[6027]}, 88) = 6027 [pid 6027] <... rseq resumed>) = 0 [pid 6026] set_robust_list(0x7f9655eda9a0, 24 [pid 6025] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] set_robust_list(0x7f9655eda9a0, 24 [pid 6026] <... set_robust_list resumed>) = 0 [pid 6025] <... futex resumed>) = 1 [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] <... futex resumed>) = 0 [pid 6026] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6016] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] <... set_robust_list resumed>) = 0 [pid 6025] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6028 attached [pid 6027] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6018] <... futex resumed>) = 0 [pid 6016] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6028] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6027] <... madvise resumed>) = 0 [pid 6017] <... clone3 resumed> => {parent_tid=[6028]}, 88) = 6028 [pid 6028] <... rseq resumed>) = 0 [pid 6026] <... madvise resumed>) = 0 [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 6028] set_robust_list(0x7f9655eda9a0, 24 [pid 6026] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6017] <... futex resumed>) = 0 [pid 6028] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] <... futex resumed>) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6028] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6027] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6018] <... futex resumed>) = 0 [pid 6027] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] <... madvise resumed>) = 0 [pid 6028] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6028] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6023] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6023] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6023] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6024] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 6029 attached [pid 6023] <... clone3 resumed> => {parent_tid=[6029]}, 88) = 6029 [pid 6023] rt_sigprocmask(SIG_SETMASK, [], [pid 6029] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6029] <... rseq resumed>) = 0 [pid 6023] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6029] set_robust_list(0x7f9655eda9a0, 24 [pid 6023] <... futex resumed>) = 0 [pid 6029] <... set_robust_list resumed>) = 0 [pid 6024] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] <... futex resumed>) = 0 [pid 6022] <... mmap resumed>) = 0x20000000 [pid 6019] <... mmap resumed>) = 0x20000000 [pid 6029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... mmap resumed>) = 0x20000000 [pid 6019] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] exit_group(0 [pid 6029] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6027] <... futex resumed>) = ? [pid 6022] <... futex resumed>) = ? [pid 6021] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... mmap resumed>) = 0x20000000 [pid 6019] <... futex resumed>) = 0 [pid 6018] <... exit_group resumed>) = ? [pid 6015] exit_group(0 [pid 6027] +++ exited with 0 +++ [pid 6025] <... futex resumed>) = ? [pid 6022] +++ exited with 0 +++ [pid 6021] <... futex resumed>) = 0 [pid 6020] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... exit_group resumed>) = ? [pid 6025] +++ exited with 0 +++ [pid 6020] <... futex resumed>) = 0 [pid 6019] +++ exited with 0 +++ [pid 6018] +++ exited with 0 +++ [pid 6015] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6016] exit_group(0 [pid 6020] exit_group(0 [pid 6017] exit_group(0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6018, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6016] <... exit_group resumed>) = ? [pid 6026] <... futex resumed>) = ? [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6020] <... exit_group resumed>) = ? [pid 6017] <... exit_group resumed>) = ? [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6028] <... futex resumed>) = ? [pid 6020] +++ exited with 0 +++ [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6021] +++ exited with 0 +++ [pid 5848] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./11/binderfs") = 0 [pid 6029] <... madvise resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5852] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./11" [pid 6028] +++ exited with 0 +++ [pid 6026] +++ exited with 0 +++ [pid 6017] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 5852] newfstatat(3, "", [pid 5848] <... rmdir resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5852] getdents64(3, [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5848] mkdir("./12", 0777 [pid 5849] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... mkdir resumed>) = 0 [pid 6029] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6029] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6030 attached [pid 6029] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6023] exit_group(0 [pid 5852] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6030] set_robust_list(0x555564940760, 24 [pid 5851] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 6030] <... set_robust_list resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] newfstatat(3, "", [pid 6029] <... futex resumed>) = ? [pid 6023] <... exit_group resumed>) = ? [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6030] chdir("./12" [pid 6029] +++ exited with 0 +++ [pid 6024] <... futex resumed>) = ? [pid 5852] unlink("./11/binderfs" [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 6030] <... chdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6030 [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6030] <... prctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6030] setpgid(0, 0 [pid 5851] getdents64(3, [pid 5849] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5852] <... unlink resumed>) = 0 [pid 6030] <... setpgid resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] getdents64(3, [pid 5849] unlink("./11/binderfs" [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... unlink resumed>) = 0 [pid 6030] <... openat resumed>) = 3 [pid 5852] close(3 [pid 5851] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5852] <... close resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6030] write(3, "1000", 4 [pid 5852] rmdir("./11" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] close(3 [pid 6030] <... write resumed>) = 4 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5849] <... close resumed>) = 0 [pid 6030] close(3 [pid 5849] rmdir("./11" [pid 6030] <... close resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6030] symlink("/dev/binderfs", "./binderfs" [pid 5852] mkdir("./12", 0777 [pid 5851] unlink("./11/binderfs" [pid 5849] mkdir("./12", 0777 [pid 6030] <... symlink resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6030] write(1, "executing program\n", 18 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] getdents64(3, [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6032 attached [pid 6030] <... write resumed>) = 18 ./strace-static-x86_64: Process 6031 attached [pid 6031] set_robust_list(0x555564940760, 24 [pid 6030] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6031] <... set_robust_list resumed>) = 0 [pid 5851] close(3 [pid 6030] <... futex resumed>) = 0 [pid 6031] chdir("./12" [pid 5851] <... close resumed>) = 0 [pid 6032] set_robust_list(0x555564940760, 24 [pid 6030] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] rmdir("./11" [pid 6032] <... set_robust_list resumed>) = 0 [pid 6031] <... chdir resumed>) = 0 [pid 6030] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6032 [pid 5851] <... rmdir resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6031 [pid 6032] chdir("./12" [pid 6030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6032] <... chdir resumed>) = 0 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] mkdir("./12", 0777 [pid 6032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6032] <... prctl resumed>) = 0 [pid 6031] <... prctl resumed>) = 0 [pid 6030] <... mmap resumed>) = 0x7f9655edb000 [pid 6031] setpgid(0, 0 [pid 6030] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6031] <... setpgid resumed>) = 0 [pid 6030] <... mprotect resumed>) = 0 [pid 6032] setpgid(0, 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6032] <... setpgid resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6031] <... openat resumed>) = 3 [pid 6032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6031] write(3, "1000", 4./strace-static-x86_64: Process 6033 attached [pid 6032] <... openat resumed>) = 3 [pid 6031] <... write resumed>) = 4 [pid 6030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6033 [pid 6033] set_robust_list(0x555564940760, 24 [pid 6032] write(3, "1000", 4 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6032] <... write resumed>) = 4 [pid 6032] close(3./strace-static-x86_64: Process 6034 attached [pid 6033] <... set_robust_list resumed>) = 0 [pid 6032] <... close resumed>) = 0 [pid 6031] close(3 [pid 6034] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6033] chdir("./12" [pid 6032] symlink("/dev/binderfs", "./binderfs" [pid 6031] <... close resumed>) = 0 [pid 6030] <... clone3 resumed> => {parent_tid=[6034]}, 88) = 6034 [pid 6034] <... rseq resumed>) = 0 [pid 6033] <... chdir resumed>) = 0 [pid 6032] <... symlink resumed>) = 0 [pid 6031] symlink("/dev/binderfs", "./binderfs" [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] set_robust_list(0x7f9655efb9a0, 24 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 6032] write(1, "executing program\n", 18 [pid 6031] <... symlink resumed>) = 0 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6034] <... set_robust_list resumed>) = 0 [pid 6033] <... prctl resumed>) = 0 [pid 6032] <... write resumed>) = 18 [pid 6031] write(1, "executing program\n", 18 [pid 6030] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] +++ exited with 0 +++ [pid 6023] +++ exited with 0 +++ [pid 6034] rt_sigprocmask(SIG_SETMASK, [], [pid 6033] setpgid(0, 0 [pid 6032] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6032] <... futex resumed>) = 0 [pid 6030] <... futex resumed>) = 0 [pid 6034] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6033] <... setpgid resumed>) = 0 [pid 6032] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6031] <... write resumed>) = 18 [pid 6030] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6023, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6034] <... openat resumed>) = 3 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6032] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6031] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 6034] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6031] <... futex resumed>) = 0 [pid 6034] <... futex resumed>) = 1 [pid 6033] <... openat resumed>) = 3 [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6030] <... futex resumed>) = 0 [pid 6034] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] write(3, "1000", 4 [pid 6032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6031] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6030] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... write resumed>) = 4 [pid 6032] <... mmap resumed>) = 0x7f9655edb000 [pid 6031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6030] <... futex resumed>) = 0 [pid 6034] dup(3 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6033] close(3 [pid 6031] <... mmap resumed>) = 0x7f9655edb000 [pid 6033] <... close resumed>) = 0 [pid 6032] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6031] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6030] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6034] <... dup resumed>) = 4 [pid 6033] symlink("/dev/binderfs", "./binderfs" [pid 6032] <... mprotect resumed>) = 0 [pid 6031] <... mprotect resumed>) = 0 [pid 6034] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] <... symlink resumed>) = 0 [pid 6031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6034] <... futex resumed>) = 1 [pid 6030] <... futex resumed>) = 0 [pid 6034] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6030] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6034] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6032] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6030] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6033] write(1, "executing program\n", 18 [pid 6031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6033] <... write resumed>) = 18 [pid 6031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6033] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6035 attached [pid 6032] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6031] <... clone3 resumed> => {parent_tid=[6035]}, 88) = 6035 [pid 5850] <... openat resumed>) = 3 [pid 6035] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] newfstatat(3, "", [pid 6035] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6036 attached [pid 6035] set_robust_list(0x7f9655efb9a0, 24 [pid 6033] <... futex resumed>) = 0 [pid 6032] <... clone3 resumed> => {parent_tid=[6036]}, 88) = 6036 [pid 6031] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6036] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6035] <... set_robust_list resumed>) = 0 [pid 6033] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6032] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] <... rseq resumed>) = 0 [pid 6035] rt_sigprocmask(SIG_SETMASK, [], [pid 6033] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6036] set_robust_list(0x7f9655efb9a0, 24 [pid 6035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6032] <... futex resumed>) = 0 [pid 6031] <... futex resumed>) = 0 [pid 6035] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6032] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6036] <... set_robust_list resumed>) = 0 [pid 6035] <... openat resumed>) = 3 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] rt_sigprocmask(SIG_SETMASK, [], [pid 6035] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6033] <... mmap resumed>) = 0x7f9655edb000 [pid 6031] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6036] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6033] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6031] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6036] <... openat resumed>) = 3 [pid 6035] <... futex resumed>) = 0 [pid 6033] <... mprotect resumed>) = 0 [pid 6031] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6036] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] dup(3 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6036] <... futex resumed>) = 1 [pid 6035] <... dup resumed>) = 4 [pid 6033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6032] <... futex resumed>) = 0 [pid 5850] unlink("./11/binderfs" [pid 6036] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6032] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... unlink resumed>) = 0 [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6035] <... futex resumed>) = 1 [pid 6032] <... futex resumed>) = 0 [pid 6031] <... futex resumed>) = 0 [pid 6035] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6032] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6031] <... futex resumed>) = 0 [pid 6035] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6031] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] dup(3 [pid 5850] getdents64(3, [pid 6036] <... dup resumed>) = 4 [pid 6033] <... clone3 resumed> => {parent_tid=[6037]}, 88) = 6037 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6036] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] close(3 [pid 6036] <... futex resumed>) = 1 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] <... futex resumed>) = 0 [pid 6036] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6032] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6037 attached [pid 6036] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6033] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] rmdir("./11" [pid 6037] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5850] <... rmdir resumed>) = 0 [pid 5850] mkdir("./12", 0777) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6038 attached [pid 6038] set_robust_list(0x555564940760, 24 [pid 6037] <... rseq resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6038 [pid 6030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6038] <... set_robust_list resumed>) = 0 [pid 6037] set_robust_list(0x7f9655efb9a0, 24 [pid 6038] chdir("./12" [pid 6037] <... set_robust_list resumed>) = 0 [pid 6030] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] <... futex resumed>) = 0 [pid 6038] <... chdir resumed>) = 0 [pid 6037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6037] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6038] setpgid(0, 0) = 0 [pid 6037] <... openat resumed>) = 3 [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6037] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... mmap resumed>) = 0x7f9655eba000 [pid 6038] <... openat resumed>) = 3 [pid 6037] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6030] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6038] write(3, "1000", 4 [pid 6033] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... mprotect resumed>) = 0 [pid 6038] <... write resumed>) = 4 [pid 6037] dup(3 [pid 6033] <... futex resumed>) = 0 [pid 6038] close(3 [pid 6037] <... dup resumed>) = 4 [pid 6033] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6038] <... close resumed>) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6038] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6039 attached ) = 0 [pid 6038] write(1, "executing program\n", 18executing program [pid 6037] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... clone3 resumed> => {parent_tid=[6039]}, 88) = 6039 [pid 6039] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6038] <... write resumed>) = 18 [pid 6037] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 6039] <... rseq resumed>) = 0 [pid 6037] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6039] set_robust_list(0x7f9655eda9a0, 24 [pid 6037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6037] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6033] <... futex resumed>) = 0 [pid 6030] <... futex resumed>) = 0 [pid 6039] rt_sigprocmask(SIG_SETMASK, [], [pid 6033] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6038] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6038] <... futex resumed>) = 0 [pid 6038] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6038] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6039] <... madvise resumed>) = 0 [pid 6038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6040 attached => {parent_tid=[6040]}, 88) = 6040 [pid 6040] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6038] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] <... rseq resumed>) = 0 [pid 6038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] set_robust_list(0x7f9655efb9a0, 24 [pid 6038] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... set_robust_list resumed>) = 0 [pid 6038] <... futex resumed>) = 0 [pid 6040] rt_sigprocmask(SIG_SETMASK, [], [pid 6038] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6040] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6040] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6038] <... futex resumed>) = 0 [pid 6038] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] dup(3 [pid 6038] <... futex resumed>) = 0 [pid 6040] <... dup resumed>) = 4 [pid 6038] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6040] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6031] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6031] <... futex resumed>) = 0 [pid 6040] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6038] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6038] <... futex resumed>) = 0 [pid 6039] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] <... futex resumed>) = 1 [pid 6031] <... mmap resumed>) = 0x7f9655eba000 [pid 6039] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6030] <... futex resumed>) = 0 [pid 6032] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6031] <... mprotect resumed>) = 0 [pid 6032] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6032] <... futex resumed>) = 0 [pid 6031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6032] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6041 attached [pid 6032] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6031] <... clone3 resumed> => {parent_tid=[6041]}, 88) = 6041 [pid 6032] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6031] rt_sigprocmask(SIG_SETMASK, [], [pid 6032] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6042 attached [pid 6042] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6041] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6032] <... clone3 resumed> => {parent_tid=[6042]}, 88) = 6042 [pid 6031] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] <... rseq resumed>) = 0 [pid 6031] <... futex resumed>) = 0 [pid 6041] set_robust_list(0x7f9655eda9a0, 24 [pid 6031] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6041] <... set_robust_list resumed>) = 0 [pid 6042] <... rseq resumed>) = 0 [pid 6041] rt_sigprocmask(SIG_SETMASK, [], [pid 6032] rt_sigprocmask(SIG_SETMASK, [], [pid 6042] set_robust_list(0x7f9655eda9a0, 24 [pid 6041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] <... set_robust_list resumed>) = 0 [pid 6041] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6032] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] rt_sigprocmask(SIG_SETMASK, [], [pid 6032] <... futex resumed>) = 0 [pid 6042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6041] <... madvise resumed>) = 0 [pid 6033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6033] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6041] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] <... futex resumed>) = 0 [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6033] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6042] <... madvise resumed>) = 0 [pid 6041] <... futex resumed>) = 1 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6031] <... futex resumed>) = 0 [pid 6042] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] <... futex resumed>) = 0 [pid 6033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6042] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6043 attached [pid 6042] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6043] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6043] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6041] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6038] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6043] rt_sigprocmask(SIG_SETMASK, [], [pid 6038] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] <... clone3 resumed> => {parent_tid=[6043]}, 88) = 6043 [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6038] <... futex resumed>) = 0 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 6043] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6038] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6033] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... futex resumed>) = 0 [pid 6038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6033] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6044 attached [pid 6043] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6044] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6038] <... clone3 resumed> => {parent_tid=[6044]}, 88) = 6044 [pid 6033] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] <... rseq resumed>) = 0 [pid 6038] rt_sigprocmask(SIG_SETMASK, [], [pid 6044] set_robust_list(0x7f9655eda9a0, 24 [pid 6038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6044] <... set_robust_list resumed>) = 0 [pid 6038] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] rt_sigprocmask(SIG_SETMASK, [], [pid 6038] <... futex resumed>) = 0 [pid 6044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6038] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6043] <... madvise resumed>) = 0 [pid 6043] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6043] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6044] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... mmap resumed>) = 0x20000000 [pid 6033] <... futex resumed>) = 0 [pid 6035] <... mmap resumed>) = 0x20000000 [pid 6035] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6031] exit_group(0 [pid 6035] ???( [pid 6031] <... exit_group resumed>) = ? [pid 6041] <... futex resumed>) = ? [pid 6035] <... ??? resumed>) = ? [pid 6041] +++ exited with 0 +++ [pid 6044] <... futex resumed>) = 1 [pid 6037] <... mmap resumed>) = 0x20000000 [pid 6044] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... mmap resumed>) = 0x20000000 [pid 6036] <... futex resumed>) = 0 [pid 6036] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6038] <... futex resumed>) = 0 [pid 6034] <... futex resumed>) = 0 [pid 6034] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6030] exit_group(0 [pid 6039] <... futex resumed>) = ? [pid 6034] <... futex resumed>) = ? [pid 6032] exit_group(0 [pid 6030] <... exit_group resumed>) = ? [pid 6042] <... futex resumed>) = ? [pid 6039] +++ exited with 0 +++ [pid 6036] <... futex resumed>) = ? [pid 6034] +++ exited with 0 +++ [pid 6032] <... exit_group resumed>) = ? [pid 6036] +++ exited with 0 +++ [pid 6035] +++ exited with 0 +++ [pid 6031] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6037] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6037] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] exit_group(0 [pid 5849] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6043] <... futex resumed>) = ? [pid 6037] <... futex resumed>) = ? [pid 6033] <... exit_group resumed>) = ? [pid 6030] +++ exited with 0 +++ [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6043] +++ exited with 0 +++ [pid 6040] <... mmap resumed>) = 0x20000000 [pid 6037] +++ exited with 0 +++ [pid 5849] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6030, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5849] newfstatat(3, "", [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./12/binderfs" [pid 6042] +++ exited with 0 +++ [pid 6040] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] +++ exited with 0 +++ [pid 5849] <... unlink resumed>) = 0 [pid 6040] <... futex resumed>) = 0 [pid 6038] exit_group(0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6032, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] getdents64(3, [pid 6044] <... futex resumed>) = ? [pid 6038] <... exit_group resumed>) = ? [pid 6033] +++ exited with 0 +++ [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6044] +++ exited with 0 +++ [pid 6040] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] close(3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] <... close resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] rmdir("./12" [pid 5852] <... openat resumed>) = 3 [pid 5848] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] mkdir("./13", 0777 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] getdents64(3, [pid 5848] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, [pid 5852] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6045 attached ) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] newfstatat(AT_FDCWD, "./12/binderfs", [pid 6045] set_robust_list(0x555564940760, 24 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6045 [pid 5848] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6045] <... set_robust_list resumed>) = 0 [pid 5852] unlink("./12/binderfs" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... unlink resumed>) = 0 [pid 5851] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./12/binderfs", [pid 6045] chdir("./13" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6045] <... chdir resumed>) = 0 [pid 5852] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] unlink("./12/binderfs" [pid 6045] <... prctl resumed>) = 0 [pid 5852] close(3) = 0 [pid 5851] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... unlink resumed>) = 0 [pid 6045] setpgid(0, 0 [pid 5851] <... openat resumed>) = 3 [pid 5852] rmdir("./12" [pid 6045] <... setpgid resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 5848] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... rmdir resumed>) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6045] <... openat resumed>) = 3 [pid 5852] mkdir("./13", 0777 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] close(3) = 0 [pid 5851] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5848] rmdir("./12" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./12/binderfs" [pid 6045] write(3, "1000", 4 [pid 5851] <... unlink resumed>) = 0 [pid 5851] getdents64(3, [pid 5848] <... rmdir resumed>) = 0 [pid 6045] <... write resumed>) = 4 [pid 6045] close(3) = 0 [pid 6045] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3 [pid 5848] mkdir("./13", 0777 [pid 6045] <... symlink resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5851] rmdir("./12" [pid 6045] write(1, "executing program\n", 18 [pid 5851] <... rmdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 executing program [pid 5851] mkdir("./13", 0777 [pid 6045] <... write resumed>) = 18 [pid 5852] <... mkdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6045] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6046 attached [pid 6045] <... futex resumed>) = 0 [pid 6045] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6046 ./strace-static-x86_64: Process 6047 attached [pid 6045] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6047] set_robust_list(0x555564940760, 24 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6047] <... set_robust_list resumed>) = 0 [pid 6046] set_robust_list(0x555564940760, 24 [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6047 [pid 6047] chdir("./13" [pid 6046] <... set_robust_list resumed>) = 0 [pid 6045] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6047] <... chdir resumed>) = 0 [pid 6045] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6048 attached [pid 6047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6046] chdir("./13" [pid 6045] <... mprotect resumed>) = 0 [pid 6047] <... prctl resumed>) = 0 [pid 6046] <... chdir resumed>) = 0 [pid 6048] set_robust_list(0x555564940760, 24 [pid 6047] setpgid(0, 0 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6038] +++ exited with 0 +++ [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6048 [pid 6048] <... set_robust_list resumed>) = 0 [pid 6047] <... setpgid resumed>) = 0 [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6048] chdir("./13" [pid 6047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6046] <... prctl resumed>) = 0 [pid 6045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- ./strace-static-x86_64: Process 6049 attached [pid 6048] <... chdir resumed>) = 0 [pid 6047] <... openat resumed>) = 3 [pid 6046] setpgid(0, 0 [pid 6049] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6047] write(3, "1000", 4 [pid 6046] <... setpgid resumed>) = 0 [pid 6045] <... clone3 resumed> => {parent_tid=[6049]}, 88) = 6049 [pid 6049] <... rseq resumed>) = 0 [pid 6048] <... prctl resumed>) = 0 [pid 6047] <... write resumed>) = 4 [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] set_robust_list(0x7f9655efb9a0, 24 [pid 6048] setpgid(0, 0 [pid 6047] close(3 [pid 6046] <... openat resumed>) = 3 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6049] <... set_robust_list resumed>) = 0 [pid 6048] <... setpgid resumed>) = 0 [pid 6047] <... close resumed>) = 0 [pid 6046] write(3, "1000", 4 [pid 6045] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6049] rt_sigprocmask(SIG_SETMASK, [], [pid 6045] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6045] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] symlink("/dev/binderfs", "./binderfs" [pid 6046] <... write resumed>) = 4 [pid 6046] close(3 [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 6047] <... symlink resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6049] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6048] <... openat resumed>) = 3 [pid 6047] write(1, "executing program\n", 18 [pid 6046] <... close resumed>) = 0 executing program [pid 5850] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6049] <... openat resumed>) = 3 [pid 6048] write(3, "1000", 4 [pid 6047] <... write resumed>) = 18 [pid 6046] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6049] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... write resumed>) = 4 [pid 6047] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./12/binderfs", [pid 6049] <... futex resumed>) = 1 [pid 6048] close(3 [pid 6047] <... futex resumed>) = 0 [pid 6046] <... symlink resumed>) = 0 [pid 6045] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6049] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] <... close resumed>) = 0 [pid 6047] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6046] write(1, "executing program\n", 18executing program [pid 6045] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] unlink("./12/binderfs" [pid 6049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] symlink("/dev/binderfs", "./binderfs" [pid 6047] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6046] <... write resumed>) = 18 [pid 6045] <... futex resumed>) = 0 [pid 6049] dup(3 [pid 6048] <... symlink resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6046] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... unlink resumed>) = 0 [pid 6049] <... dup resumed>) = 4 [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6049] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6048] write(1, "executing program\n", 18 [pid 6046] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = 1 [pid 6048] <... write resumed>) = 18 [pid 6046] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6045] <... futex resumed>) = 0 [pid 6049] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6045] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] <... futex resumed>) = 0 [pid 6046] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6045] <... futex resumed>) = 0 [pid 6049] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6048] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] getdents64(3, [pid 6047] <... mmap resumed>) = 0x7f9655edb000 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6047] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5850] close(3 [pid 6047] <... mprotect resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] rmdir("./12" [pid 6048] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6046] <... mmap resumed>) = 0x7f9655edb000 [pid 5850] mkdir("./13", 0777./strace-static-x86_64: Process 6050 attached [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6046] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5850] <... mkdir resumed>) = 0 [pid 6050] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6046] <... mprotect resumed>) = 0 [pid 6050] <... rseq resumed>) = 0 [pid 6048] <... mmap resumed>) = 0x7f9655edb000 [pid 6050] set_robust_list(0x7f9655efb9a0, 24 [pid 6048] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6047] <... clone3 resumed> => {parent_tid=[6050]}, 88) = 6050 [pid 6046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6051 attached [pid 6050] <... set_robust_list resumed>) = 0 [pid 6048] <... mprotect resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6050] rt_sigprocmask(SIG_SETMASK, [], [pid 6048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6051] set_robust_list(0x555564940760, 24 [pid 6050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6048] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6052 attached [pid 6050] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] <... set_robust_list 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6047] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6053 attached [pid 6052] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6047] <... futex resumed>) = 0 [pid 6046] <... clone3 resumed> => {parent_tid=[6052]}, 88) = 6052 [pid 6053] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6052] <... rseq resumed>) = 0 [pid 6051] chdir("./13" [pid 6050] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6048] <... clone3 resumed> => {parent_tid=[6053]}, 88) = 6053 [pid 6047] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6051 [pid 6053] <... rseq resumed>) = 0 [pid 6052] set_robust_list(0x7f9655efb9a0, 24 [pid 6051] <... chdir resumed>) = 0 [pid 6050] <... openat resumed>) = 3 [pid 6048] rt_sigprocmask(SIG_SETMASK, [], [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] set_robust_list(0x7f9655efb9a0, 24 [pid 6052] <... set_robust_list resumed>) = 0 [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6050] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6046] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... set_robust_list resumed>) = 0 [pid 6052] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... prctl resumed>) = 0 [pid 6050] <... futex resumed>) = 1 [pid 6048] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... futex resumed>) = 0 [pid 6046] <... futex resumed>) = 0 [pid 6053] rt_sigprocmask(SIG_SETMASK, [], [pid 6052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6050] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] <... futex resumed>) = 0 [pid 6047] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] setpgid(0, 0 [pid 6046] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6052] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6051] <... setpgid resumed>) = 0 [pid 6050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6052] <... openat resumed>) = 3 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6047] <... futex resumed>) = 0 [pid 6050] dup(3 [pid 6053] <... openat resumed>) = 3 [pid 6052] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] <... dup resumed>) = 4 [pid 6047] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... futex resumed>) = 1 [pid 6051] <... openat resumed>) = 3 [pid 6050] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... futex resumed>) = 0 [pid 6053] <... futex resumed>) = 1 [pid 6052] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] write(3, "1000", 4 [pid 6050] <... futex resumed>) = 1 [pid 6048] <... futex resumed>) = 0 [pid 6047] <... futex resumed>) = 0 [pid 6046] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6051] <... write resumed>) = 4 [pid 6050] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6048] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... futex resumed>) = 0 [pid 6053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6052] dup(3 [pid 6051] close(3 [pid 6048] <... futex resumed>) = 0 [pid 6047] <... futex resumed>) = 0 [pid 6046] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] dup(3 [pid 6052] <... dup resumed>) = 4 [pid 6048] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6052] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] <... close resumed>) = 0 [pid 6046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6053] <... dup resumed>) = 4 [pid 6051] symlink("/dev/binderfs", "./binderfs" [pid 6046] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] <... futex resumed>) = 0 [pid 6051] <... symlink resumed>) = 0 [pid 6046] <... futex resumed>) = 1 [pid 6053] <... futex resumed>) = 1 [pid 6052] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6048] <... futex resumed>) = 0 [pid 6046] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] write(1, "executing program\n", 18 [pid 6045] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6051] <... write resumed>) = 18 [pid 6051] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6051] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6045] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6045] <... futex resumed>) = 0 [pid 6048] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6053] <... futex resumed>) = 0 [pid 6051] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6048] <... futex resumed>) = 1 [pid 6045] <... mmap resumed>) = 0x7f9655eba000 [pid 6053] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6048] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6045] <... mprotect resumed>) = 0 [pid 6051] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6051] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6055 attached ./strace-static-x86_64: Process 6054 attached [pid 6055] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6054] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6051] <... clone3 resumed> => {parent_tid=[6054]}, 88) = 6054 [pid 6055] <... rseq resumed>) = 0 [pid 6054] <... rseq resumed>) = 0 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], [pid 6045] <... clone3 resumed> => {parent_tid=[6055]}, 88) = 6055 [pid 6054] set_robust_list(0x7f9655efb9a0, 24 [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6055] set_robust_list(0x7f9655eda9a0, 24 [pid 6054] <... set_robust_list resumed>) = 0 [pid 6051] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6055] <... set_robust_list resumed>) = 0 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... futex resumed>) = 0 [pid 6055] rt_sigprocmask(SIG_SETMASK, [], [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6054] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6051] <... futex resumed>) = 0 [pid 6047] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6054] dup(3 [pid 6051] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... dup resumed>) = 4 [pid 6051] <... futex resumed>) = 0 [pid 6047] <... futex resumed>) = 0 [pid 6054] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6054] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6054] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6051] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... mmap resumed>) = 0x7f9655eba000 [pid 6055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6045] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... futex resumed>) = 0 [pid 6051] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6047] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6045] <... futex resumed>) = 0 [pid 6055] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6047] <... rt_sigprocmask resumed>[], 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6056 attached [pid 6056] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6047] <... clone3 resumed> => {parent_tid=[6056]}, 88) = 6056 [pid 6056] <... rseq resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] set_robust_list(0x7f9655eda9a0, 24 [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] <... set_robust_list resumed>) = 0 [pid 6047] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] rt_sigprocmask(SIG_SETMASK, [], [pid 6047] <... futex resumed>) = 0 [pid 6056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6055] <... madvise resumed>) = 0 [pid 6045] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] <... madvise resumed>) = 0 [pid 6055] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6055] <... futex resumed>) = 1 [pid 6046] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... futex resumed>) = 0 [pid 6055] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6046] <... futex resumed>) = 0 [pid 6048] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6048] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6048] <... futex resumed>) = 0 [pid 6046] <... mmap resumed>) = 0x7f9655eba000 [pid 6048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6056] <... futex resumed>) = 1 [pid 6048] <... mmap resumed>) = 0x7f9655eba000 [pid 6047] <... futex resumed>) = 0 [pid 6048] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6056] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] <... mprotect resumed>) = 0 [pid 6048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6046] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6048] <... rt_sigprocmask resumed>[], 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6046] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6057 attached [pid 6057] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6057] set_robust_list(0x7f9655eda9a0, 24 [pid 6046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6057] <... set_robust_list resumed>) = 0 [pid 6048] <... clone3 resumed> => {parent_tid=[6057]}, 88) = 6057 [pid 6046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6057] rt_sigprocmask(SIG_SETMASK, [], [pid 6048] rt_sigprocmask(SIG_SETMASK, [], [pid 6057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6048] <... rt_sigprocmask resumed>NULL, 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6058 attached [pid 6057] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6048] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6048] <... futex resumed>) = 0 [pid 6046] <... clone3 resumed> => {parent_tid=[6058]}, 88) = 6058 [pid 6058] <... rseq resumed>) = 0 [pid 6057] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6048] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6046] rt_sigprocmask(SIG_SETMASK, [], [pid 6058] set_robust_list(0x7f9655eda9a0, 24 [pid 6046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6058] <... set_robust_list resumed>) = 0 [pid 6046] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6058] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6046] <... futex resumed>) = 0 [pid 6058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6046] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6058] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6051] <... futex resumed>) = 0 [pid 6051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6058] <... madvise resumed>) = 0 [pid 6051] <... mmap resumed>) = 0x7f9655eba000 [pid 6057] <... madvise resumed>) = 0 [pid 6051] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6057] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6048] <... futex resumed>) = 0 [pid 6057] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6058] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... mprotect resumed>) = 0 [pid 6058] <... futex resumed>) = 1 [pid 6046] <... futex resumed>) = 0 [pid 6058] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6059 attached => {parent_tid=[6059]}, 88) = 6059 [pid 6059] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], [pid 6059] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6059] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] <... futex resumed>) = 0 [pid 6059] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6051] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6052] <... mmap resumed>) = 0x20000000 [pid 6054] <... mmap resumed>) = 0x20000000 [pid 6054] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... mmap resumed>) = 0x20000000 [pid 6050] <... mmap resumed>) = 0x20000000 [pid 6054] <... futex resumed>) = 0 [pid 6054] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6053] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... mmap resumed>) = 0x20000000 [pid 6053] <... futex resumed>) = 0 [pid 6052] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6050] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6052] <... futex resumed>) = 0 [pid 6050] <... futex resumed>) = 0 [pid 6049] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6052] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6050] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6049] <... futex resumed>) = 0 [pid 6048] exit_group(0 [pid 6047] exit_group(0 [pid 6046] exit_group(0 [pid 6058] <... futex resumed>) = ? [pid 6057] <... futex resumed>) = ? [pid 6056] <... futex resumed>) = ? [pid 6048] <... exit_group resumed>) = ? [pid 6047] <... exit_group resumed>) = ? [pid 6046] <... exit_group resumed>) = ? [pid 6045] exit_group(0 [pid 6058] +++ exited with 0 +++ [pid 6057] +++ exited with 0 +++ [pid 6056] +++ exited with 0 +++ [pid 6055] <... futex resumed>) = ? [pid 6053] <... futex resumed>) = ? [pid 6050] <... futex resumed>) = ? [pid 6045] <... exit_group resumed>) = ? [pid 6055] +++ exited with 0 +++ [pid 6052] <... futex resumed>) = ? [pid 6052] +++ exited with 0 +++ [pid 6050] +++ exited with 0 +++ [pid 6047] +++ exited with 0 +++ [pid 6046] +++ exited with 0 +++ [pid 6059] <... madvise resumed>) = 0 [pid 6053] +++ exited with 0 +++ [pid 6059] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] +++ exited with 0 +++ [pid 6048] +++ exited with 0 +++ [pid 6045] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6047, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6059] <... futex resumed>) = 1 [pid 6051] <... futex resumed>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6046, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6059] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6051] exit_group(0 [pid 6059] <... futex resumed>) = ? [pid 6054] <... futex resumed>) = ? [pid 6051] <... exit_group resumed>) = ? [pid 5852] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6059] +++ exited with 0 +++ [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5851] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5851] newfstatat(3, "", [pid 5849] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./13/binderfs" [pid 5848] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5852] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./13/binderfs" [pid 5848] unlink("./13/binderfs" [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] close(3 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5852] <... close resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./13") = 0 [pid 5848] mkdir("./14", 0777) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] rmdir("./13" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6060 attached [pid 6060] set_robust_list(0x555564940760, 24 [pid 5851] unlink("./13/binderfs" [pid 5849] close(3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6060 [pid 5851] <... unlink resumed>) = 0 [pid 6060] <... set_robust_list resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6060] chdir("./14" [pid 5852] <... rmdir resumed>) = 0 [pid 5851] getdents64(3, [pid 5849] rmdir("./13" [pid 6060] <... chdir resumed>) = 0 [pid 5852] mkdir("./14", 0777 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... mkdir resumed>) = 0 [pid 5851] close(3 [pid 5849] mkdir("./14", 0777 [pid 6060] <... prctl resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6060] setpgid(0, 0 [pid 5851] rmdir("./13" [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6061 attached [pid 6060] <... setpgid resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... rmdir resumed>) = 0 [pid 6061] set_robust_list(0x555564940760, 24 [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6061] <... set_robust_list resumed>) = 0 [pid 6060] <... openat resumed>) = 3 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6061 ./strace-static-x86_64: Process 6062 attached [pid 6060] write(3, "1000", 4 [pid 5851] mkdir("./14", 0777 [pid 6061] chdir("./14" [pid 6060] <... write resumed>) = 4 [pid 5851] <... mkdir resumed>) = 0 [pid 6062] set_robust_list(0x555564940760, 24 [pid 6061] <... chdir resumed>) = 0 [pid 6060] close(3 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6062 [pid 6060] <... close resumed>) = 0 [pid 6062] <... set_robust_list resumed>) = 0 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6060] symlink("/dev/binderfs", "./binderfs" [pid 6062] chdir("./14" [pid 6061] <... prctl resumed>) = 0 [pid 6060] <... symlink resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6062] <... chdir resumed>) = 0 [pid 6061] setpgid(0, 0executing program [pid 6060] write(1, "executing program\n", 18./strace-static-x86_64: Process 6063 attached [pid 6062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6061] <... setpgid resumed>) = 0 [pid 6060] <... write resumed>) = 18 [pid 6062] <... prctl resumed>) = 0 [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6060] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] +++ exited with 0 +++ [pid 6051] +++ exited with 0 +++ [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6063 [pid 6063] set_robust_list(0x555564940760, 24 [pid 6062] setpgid(0, 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6063] <... set_robust_list resumed>) = 0 [pid 6062] <... setpgid resumed>) = 0 [pid 6061] <... openat resumed>) = 3 [pid 6060] <... futex resumed>) = 0 [pid 6063] chdir("./14" [pid 6060] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6061] write(3, "1000", 4 [pid 6062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6060] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6061] <... write resumed>) = 4 [pid 6060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6062] <... openat resumed>) = 3 [pid 6061] close(3 [pid 6063] <... chdir resumed>) = 0 [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6063] setpgid(0, 0) = 0 [pid 6062] write(3, "1000", 4 [pid 6061] <... close resumed>) = 0 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6061] symlink("/dev/binderfs", "./binderfs" [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6062] <... write resumed>) = 4 [pid 6063] <... openat resumed>) = 3 [pid 6061] <... symlink resumed>) = 0 [pid 6063] write(3, "1000", 4 [pid 6062] close(3 executing program executing program executing program [pid 6061] write(1, "executing program\n", 18 [pid 6060] <... mmap resumed>) = 0x7f9655edb000 [pid 6061] <... write resumed>) = 18 [pid 6060] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6062] <... close resumed>) = 0 [pid 6062] symlink("/dev/binderfs", "./binderfs" [pid 6060] <... mprotect resumed>) = 0 [pid 6063] <... write resumed>) = 4 [pid 6063] close(3) = 0 [pid 6061] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] symlink("/dev/binderfs", "./binderfs" [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6063] <... symlink resumed>) = 0 [pid 6062] <... symlink resumed>) = 0 [pid 6061] <... futex resumed>) = 0 [pid 5850] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6061] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6061] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6062] write(1, "executing program\n", 18 [pid 6061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6064 attached [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] write(1, "executing program\n", 18 [pid 6062] <... write resumed>) = 18 [pid 5850] <... openat resumed>) = 3 [pid 6063] <... write resumed>) = 18 [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6063] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6063] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6064] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6063] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6064] <... rseq resumed>) = 0 [pid 6063] <... mprotect resumed>) = 0 [pid 6062] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... mmap resumed>) = 0x7f9655edb000 [pid 6060] <... clone3 resumed> => {parent_tid=[6064]}, 88) = 6064 [pid 5850] newfstatat(3, "", [pid 6064] set_robust_list(0x7f9655efb9a0, 24 [pid 6063] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6062] <... futex resumed>) = 0 [pid 6061] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6060] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6064] <... set_robust_list resumed>) = 0 [pid 6061] <... mprotect resumed>) = 0 [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] getdents64(3, [pid 6064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6060] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6062] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6060] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6064] <... openat resumed>) = 3 [pid 6062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6061] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6065 attached [pid 6064] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... clone3 resumed> => {parent_tid=[6065]}, 88) = 6065 [pid 6062] <... rt_sigprocmask resumed>NULL, 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6060] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6066 attached [pid 6065] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6064] <... futex resumed>) = 0 [pid 6063] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6066] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6065] <... rseq resumed>) = 0 [pid 6064] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6062] <... mmap resumed>) = 0x7f9655edb000 [pid 6061] <... clone3 resumed> => {parent_tid=[6066]}, 88) = 6066 [pid 6060] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./13/binderfs", [pid 6066] <... rseq resumed>) = 0 [pid 6065] set_robust_list(0x7f9655efb9a0, 24 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6065] <... set_robust_list resumed>) = 0 [pid 6064] dup(3 [pid 6060] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] unlink("./13/binderfs" [pid 6065] rt_sigprocmask(SIG_SETMASK, [], [pid 6064] <... dup resumed>) = 4 [pid 5850] <... unlink resumed>) = 0 [pid 6066] set_robust_list(0x7f9655efb9a0, 24 [pid 6065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] getdents64(3, [pid 6066] <... set_robust_list resumed>) = 0 [pid 6065] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6064] <... futex resumed>) = 1 [pid 6060] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6065] <... openat resumed>) = 3 [pid 6064] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6060] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6060] <... futex resumed>) = 0 [pid 5850] close(3 [pid 6065] <... futex resumed>) = 0 [pid 6064] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6060] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... close resumed>) = 0 [pid 6066] rt_sigprocmask(SIG_SETMASK, [], [pid 6065] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] <... futex resumed>) = 0 [pid 6062] <... mprotect resumed>) = 0 [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6061] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rmdir("./13" [pid 6066] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6061] <... futex resumed>) = 0 [pid 6066] <... openat resumed>) = 3 [pid 6063] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6061] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6067 attached [pid 6066] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... futex resumed>) = 0 [pid 6063] <... futex resumed>) = 1 [pid 6067] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6066] <... futex resumed>) = 1 [pid 6065] dup(3 [pid 6063] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... futex resumed>) = 0 [pid 5850] mkdir("./14", 0777 [pid 6067] <... rseq resumed>) = 0 [pid 6066] dup(3 [pid 6065] <... dup resumed>) = 4 [pid 6062] <... clone3 resumed> => {parent_tid=[6067]}, 88) = 6067 [pid 6061] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] set_robust_list(0x7f9655efb9a0, 24 [pid 6066] <... dup resumed>) = 4 [pid 6065] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6061] <... futex resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6066] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... futex resumed>) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] rt_sigprocmask(SIG_SETMASK, [], [pid 6066] <... futex resumed>) = 0 [pid 6065] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6063] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6066] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 0 [pid 6061] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... futex resumed>) = 0 [pid 6066] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6061] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6068 attached [pid 6067] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6068] set_robust_list(0x555564940760, 24 [pid 6067] <... openat resumed>) = 3 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6068 [pid 6068] <... set_robust_list resumed>) = 0 [pid 6067] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6067] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] chdir("./14" [pid 6062] <... futex resumed>) = 0 [pid 6062] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 0 [pid 6062] <... futex resumed>) = 1 [pid 6067] dup(3 [pid 6062] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] <... dup resumed>) = 4 [pid 6067] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6062] <... futex resumed>) = 0 [pid 6067] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6062] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6062] <... futex resumed>) = 0 [pid 6067] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6062] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6068] <... chdir resumed>) = 0 [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6060] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6068] setpgid(0, 0) = 0 [pid 6060] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6068] <... openat resumed>) = 3 [pid 6060] <... mmap resumed>) = 0x7f9655eba000 [pid 6060] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6068] write(3, "1000", 4) = 4 [pid 6060] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6068] close(3) = 0 [pid 6061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6060] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6068] symlink("/dev/binderfs", "./binderfs" [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6061] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6068] <... symlink resumed>) = 0 [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program ./strace-static-x86_64: Process 6069 attached [pid 6068] write(1, "executing program\n", 18 [pid 6061] <... mmap resumed>) = 0x7f9655eba000 [pid 6069] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6068] <... write resumed>) = 18 [pid 6061] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6060] <... clone3 resumed> => {parent_tid=[6069]}, 88) = 6069 [pid 6068] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6068] <... futex resumed>) = 0 [pid 6063] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... mprotect resumed>) = 0 [pid 6060] rt_sigprocmask(SIG_SETMASK, [], [pid 6068] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6063] <... futex resumed>) = 0 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6069] <... rseq resumed>) = 0 [pid 6068] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6060] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] set_robust_list(0x7f9655eda9a0, 24 [pid 6068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6063] <... mmap resumed>) = 0x7f9655eba000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6060] <... futex resumed>) = 0 [pid 6069] <... set_robust_list resumed>) = 0 [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6060] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6069] rt_sigprocmask(SIG_SETMASK, [], [pid 6068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6070 attached [pid 6069] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6068] <... mmap resumed>) = 0x7f9655edb000 [pid 6063] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6061] <... clone3 resumed> => {parent_tid=[6070]}, 88) = 6070 [pid 6061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6061] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6061] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6070] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6070] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6070] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6062] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6062] <... futex resumed>) = 0 [pid 6070] <... madvise resumed>) = 0 [pid 6063] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6068] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6068] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6071 attached [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6062] <... mmap resumed>) = 0x7f9655eba000 [pid 6068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6063] <... clone3 resumed> => {parent_tid=[6071]}, 88) = 6071 [pid 6068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6063] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6072 attached NULL, 8) = 0 [pid 6062] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6072] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6068] <... clone3 resumed> => {parent_tid=[6072]}, 88) = 6072 [pid 6063] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... mprotect resumed>) = 0 [pid 6069] <... madvise resumed>) = 0 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], [pid 6063] <... futex resumed>) = 0 [pid 6062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6071] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6071] set_robust_list(0x7f9655eda9a0, 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6073 attached [pid 6071] <... set_robust_list resumed>) = 0 [pid 6071] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] <... clone3 resumed> => {parent_tid=[6073]}, 88) = 6073 [pid 6071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] <... rseq resumed>) = 0 [pid 6071] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6073] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6072] set_robust_list(0x7f9655efb9a0, 24 [pid 6071] <... madvise resumed>) = 0 [pid 6070] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6069] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... rseq resumed>) = 0 [pid 6072] <... set_robust_list resumed>) = 0 [pid 6069] <... futex resumed>) = 1 [pid 6068] <... futex resumed>) = 0 [pid 6060] <... futex resumed>) = 0 [pid 6072] rt_sigprocmask(SIG_SETMASK, [], [pid 6069] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6072] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6062] <... futex resumed>) = 0 [pid 6072] <... openat resumed>) = 3 [pid 6062] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6068] <... futex resumed>) = 0 [pid 6072] dup(3 [pid 6070] <... futex resumed>) = 1 [pid 6068] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = 0 [pid 6072] <... dup resumed>) = 4 [pid 6070] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] <... futex resumed>) = 0 [pid 6072] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6073] set_robust_list(0x7f9655eda9a0, 24 [pid 6068] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6068] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6072] <... futex resumed>) = 0 [pid 6073] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6073] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6071] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6063] <... futex resumed>) = 0 [pid 6071] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6073] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6062] <... futex resumed>) = 0 [pid 6073] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6068] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6068] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6074 attached => {parent_tid=[6074]}, 88) = 6074 [pid 6074] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6074] set_robust_list(0x7f9655eda9a0, 24 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], [pid 6074] <... set_robust_list resumed>) = 0 [pid 6072] <... mmap resumed>) = 0x20000000 [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6067] <... mmap resumed>) = 0x20000000 [pid 6066] <... mmap resumed>) = 0x20000000 [pid 6065] <... mmap resumed>) = 0x20000000 [pid 6064] <... mmap resumed>) = 0x20000000 [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6066] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6072] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 0 [pid 6067] <... futex resumed>) = 0 [pid 6066] <... futex resumed>) = 0 [pid 6065] <... futex resumed>) = 0 [pid 6064] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6072] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6066] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] <... futex resumed>) = 0 [pid 6064] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] exit_group(0 [pid 6062] exit_group(0 [pid 6073] <... futex resumed>) = ? [pid 6071] <... futex resumed>) = ? [pid 6067] <... futex resumed>) = ? [pid 6065] <... futex resumed>) = ? [pid 6063] <... exit_group resumed>) = ? [pid 6062] <... exit_group resumed>) = ? [pid 6061] exit_group(0 [pid 6060] exit_group(0 [pid 6074] <... madvise resumed>) = 0 [pid 6073] +++ exited with 0 +++ [pid 6071] +++ exited with 0 +++ [pid 6070] <... futex resumed>) = ? [pid 6069] <... futex resumed>) = ? [pid 6067] +++ exited with 0 +++ [pid 6066] <... futex resumed>) = ? [pid 6065] +++ exited with 0 +++ [pid 6064] <... futex resumed>) = ? [pid 6061] <... exit_group resumed>) = ? [pid 6060] <... exit_group resumed>) = ? [pid 6074] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6070] +++ exited with 0 +++ [pid 6069] +++ exited with 0 +++ [pid 6063] +++ exited with 0 +++ [pid 6066] +++ exited with 0 +++ [pid 6062] +++ exited with 0 +++ [pid 6074] <... futex resumed>) = 1 [pid 6068] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6062, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5851] --- 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] exit_group(0 [pid 5852] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6072] <... futex resumed>) = ? [pid 6068] <... exit_group resumed>) = ? [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6074] +++ exited with 0 +++ [pid 5852] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5851] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5851] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5851] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5851] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./14/binderfs" [pid 5851] unlink("./14/binderfs" [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5852] getdents64(3, [pid 5851] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5851] close(3 [pid 5852] <... close resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5852] rmdir("./14" [pid 5851] rmdir("./14" [pid 6072] +++ exited with 0 +++ [pid 6068] +++ exited with 0 +++ [pid 5852] <... rmdir resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5852] mkdir("./15", 0777 [pid 5851] mkdir("./15", 0777 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5852] <... mkdir resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6075 attached [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6076 attached [pid 6075] set_robust_list(0x555564940760, 24 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6075 [pid 5850] getdents64(3, [pid 6076] set_robust_list(0x555564940760, 24 [pid 6075] <... set_robust_list resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6076 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6076] <... set_robust_list resumed>) = 0 [pid 6075] chdir("./15" [pid 5850] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6075] <... chdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] newfstatat(AT_FDCWD, "./14/binderfs", [pid 6075] <... prctl resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6075] setpgid(0, 0 [pid 5850] unlink("./14/binderfs" [pid 6061] +++ exited with 0 +++ [pid 6075] <... setpgid resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] getdents64(3, [pid 6075] <... openat resumed>) = 3 [pid 6076] chdir("./15" [pid 6075] write(3, "1000", 4 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6076] <... chdir resumed>) = 0 [pid 6075] <... write resumed>) = 4 [pid 5850] close(3 [pid 6075] close(3) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6075] symlink("/dev/binderfs", "./binderfs" [pid 5850] rmdir("./14" [pid 6076] <... prctl resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6076] setpgid(0, 0 [pid 5849] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6076] <... setpgid resumed>) = 0 [pid 6075] <... symlink resumed>) = 0 [pid 5849] <... openat resumed>) = 3 executing program [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] newfstatat(3, "", [pid 6075] write(1, "executing program\n", 18 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6075] <... write resumed>) = 18 [pid 5849] getdents64(3, [pid 6075] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6076] <... openat resumed>) = 3 [pid 6076] write(3, "1000", 4) = 4 [pid 6076] close(3) = 0 [pid 6076] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6076] write(1, "executing program\n", 18 [pid 6075] <... futex resumed>) = 0 [pid 5850] mkdir("./15", 0777 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6076] <... write resumed>) = 18 [pid 6075] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] <... mkdir resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./14/binderfs", [pid 6076] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./14/binderfs") = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6076] <... futex resumed>) = 0 [pid 6075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 6076] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] rmdir("./14"./strace-static-x86_64: Process 6077 attached [pid 6076] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6076] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6075] <... mmap resumed>) = 0x7f9655edb000 [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6077 [pid 5849] mkdir("./15", 0777 [pid 6076] <... mmap resumed>) = 0x7f9655edb000 [pid 6075] <... mprotect resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6076] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6077] set_robust_list(0x555564940760, 24 [pid 6076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6076] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6078 attached [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6079 attached [pid 6077] <... set_robust_list resumed>) = 0 [pid 6078] set_robust_list(0x555564940760, 24 [pid 6075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6064] +++ exited with 0 +++ [pid 6060] +++ exited with 0 +++ [pid 6079] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] chdir("./15" [pid 6076] <... clone3 resumed> => {parent_tid=[6079]}, 88) = 6079 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6078 [pid 6079] <... rseq resumed>) = 0 [pid 6078] chdir("./15" [pid 6077] <... chdir resumed>) = 0 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- ./strace-static-x86_64: Process 6080 attached [pid 6079] set_robust_list(0x7f9655efb9a0, 24 [pid 6078] <... chdir resumed>) = 0 [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... clone3 resumed> => {parent_tid=[6080]}, 88) = 6080 [pid 6080] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6079] <... set_robust_list resumed>) = 0 [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6077] <... prctl resumed>) = 0 [pid 6076] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6080] <... rseq resumed>) = 0 [pid 6079] rt_sigprocmask(SIG_SETMASK, [], [pid 6078] <... prctl resumed>) = 0 [pid 6077] setpgid(0, 0 [pid 6076] <... futex resumed>) = 0 [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6080] set_robust_list(0x7f9655efb9a0, 24 [pid 6079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] setpgid(0, 0 [pid 6077] <... setpgid resumed>) = 0 [pid 6076] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6080] <... set_robust_list resumed>) = 0 [pid 6079] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6078] <... setpgid resumed>) = 0 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], [pid 6079] <... openat resumed>) = 3 [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6075] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6079] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6075] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6080] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6079] <... futex resumed>) = 1 [pid 6078] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 6079] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] <... openat resumed>) = 3 [pid 6076] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6080] <... openat resumed>) = 3 [pid 6078] write(3, "1000", 4 [pid 6076] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(3, [pid 6079] <... futex resumed>) = 0 [pid 6076] <... futex resumed>) = 1 [pid 6079] dup(3 [pid 6076] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6080] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] <... dup resumed>) = 4 [pid 6078] <... write resumed>) = 4 [pid 6077] write(3, "1000", 4 [pid 6080] <... futex resumed>) = 1 [pid 6079] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... futex resumed>) = 0 [pid 6078] close(3 [pid 5848] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6080] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] <... futex resumed>) = 1 [pid 6078] <... close resumed>) = 0 [pid 6077] <... write resumed>) = 4 [pid 6076] <... futex resumed>) = 0 [pid 6075] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6078] symlink("/dev/binderfs", "./binderfs" [pid 6077] close(3 [pid 6080] dup(3 [pid 6079] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] <... close resumed>) = 0 [pid 6076] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6080] <... dup resumed>) = 4 [pid 6079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6078] <... symlink resumed>) = 0 [pid 6077] symlink("/dev/binderfs", "./binderfs" [pid 6076] <... futex resumed>) = 0 [pid 6075] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] newfstatat(AT_FDCWD, "./14/binderfs", [pid 6080] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6079] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 6078] write(1, "executing program\n", 18 [pid 6077] <... symlink resumed>) = 0 [pid 6076] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6080] <... futex resumed>) = 0 [pid 6078] <... write resumed>) = 18 executing program [pid 6077] write(1, "executing program\n", 18 [pid 6075] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] unlink("./14/binderfs" [pid 6080] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6078] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... write resumed>) = 18 [pid 6075] <... futex resumed>) = 0 [pid 6075] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... unlink resumed>) = 0 [pid 6077] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6078] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6077] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] getdents64(3, [pid 6078] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6077] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6078] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] close(3 [pid 6078] <... mmap resumed>) = 0x7f9655edb000 [pid 6077] <... mmap resumed>) = 0x7f9655edb000 [pid 6078] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6077] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6078] <... mprotect resumed>) = 0 [pid 6077] <... mprotect resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] rmdir("./14" [pid 6078] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... rmdir resumed>) = 0 [pid 6078] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] mkdir("./15", 0777 [pid 6078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6081 attached ./strace-static-x86_64: Process 6082 attached [pid 6081] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6078] <... clone3 resumed> => {parent_tid=[6082]}, 88) = 6082 [pid 5848] <... mkdir resumed>) = 0 [pid 6082] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6081] <... rseq resumed>) = 0 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] <... clone3 resumed> => {parent_tid=[6081]}, 88) = 6081 ./strace-static-x86_64: Process 6083 attached [pid 6081] set_robust_list(0x7f9655efb9a0, 24 [pid 6078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 6081] <... set_robust_list resumed>) = 0 [pid 6082] <... rseq resumed>) = 0 [pid 6078] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] rt_sigprocmask(SIG_SETMASK, [], [pid 6078] <... futex resumed>) = 0 [pid 6077] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... futex resumed>) = 0 [pid 6083] set_robust_list(0x555564940760, 24 [pid 6082] set_robust_list(0x7f9655efb9a0, 24 [pid 6081] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6077] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] <... set_robust_list resumed>) = 0 [pid 6082] <... set_robust_list resumed>) = 0 [pid 6081] <... openat resumed>) = 3 [pid 6083] chdir("./15" [pid 6082] rt_sigprocmask(SIG_SETMASK, [], [pid 6081] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6083 [pid 6083] <... chdir resumed>) = 0 [pid 6082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6082] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6081] dup(3 [pid 6077] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... openat resumed>) = 3 [pid 6081] <... dup resumed>) = 4 [pid 6077] <... futex resumed>) = 0 [pid 6083] <... prctl resumed>) = 0 [pid 6082] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6083] setpgid(0, 0 [pid 6082] <... futex resumed>) = 1 [pid 6081] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 0 [pid 6077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6083] <... setpgid resumed>) = 0 [pid 6082] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6081] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6078] <... futex resumed>) = 0 [pid 6083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6082] dup(3 [pid 6081] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6078] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... futex resumed>) = 0 [pid 6083] <... openat resumed>) = 3 [pid 6082] <... dup resumed>) = 4 [pid 6082] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6078] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6078] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6082] <... futex resumed>) = 1 [pid 6083] write(3, "1000", 4 [pid 6078] <... futex resumed>) = 0 [pid 6083] <... write resumed>) = 4 [pid 6082] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6078] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 6083] close(3 [pid 6076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6076] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... futex resumed>) = 0 [pid 6076] <... futex resumed>) = 0 [pid 6075] 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 6083] <... close resumed>) = 0 [pid 6083] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6083] write(1, "executing program\n", 18) = 18 [pid 6083] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6083] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6076] <... mmap resumed>) = 0x7f9655eba000 [pid 6083] <... mmap resumed>) = 0x7f9655edb000 [pid 6083] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6076] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6083] <... mprotect resumed>) = 0 [pid 6083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6076] <... mprotect resumed>) = 0 [pid 6075] <... mmap resumed>) = 0x7f9655eba000 [pid 6076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6075] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6076] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6077] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6084 attached [pid 6077] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6083] <... clone3 resumed> => {parent_tid=[6084]}, 88) = 6084 [pid 6077] <... futex resumed>) = 0 [pid 6075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6083] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6077] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6085 attached [pid 6083] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6083] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6086 attached [pid 6085] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6084] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6083] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... mprotect resumed>) = 0 [pid 6075] <... clone3 resumed> => {parent_tid=[6085]}, 88) = 6085 [pid 6086] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6085] <... rseq resumed>) = 0 [pid 6084] <... rseq resumed>) = 0 [pid 6078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6077] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6076] <... clone3 resumed> => {parent_tid=[6086]}, 88) = 6086 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], [pid 6086] <... rseq resumed>) = 0 [pid 6085] set_robust_list(0x7f9655eda9a0, 24 [pid 6084] set_robust_list(0x7f9655efb9a0, 24 [pid 6078] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] set_robust_list(0x7f9655eda9a0, 24 [pid 6085] <... set_robust_list resumed>) = 0 [pid 6084] <... set_robust_list resumed>) = 0 [pid 6078] <... futex resumed>) = 0 [pid 6076] rt_sigprocmask(SIG_SETMASK, [], [pid 6075] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... set_robust_list resumed>) = 0 [pid 6085] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] rt_sigprocmask(SIG_SETMASK, [], [pid 6078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 6085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] <... mmap resumed>) = 0x7f9655eba000 [pid 6076] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6087 attached [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6085] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6084] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6078] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6076] <... futex resumed>) = 0 [pid 6075] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6086] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6084] <... openat resumed>) = 3 [pid 6078] <... mprotect resumed>) = 0 [pid 6077] <... clone3 resumed> => {parent_tid=[6087]}, 88) = 6087 [pid 6076] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... rseq resumed>) = 0 [pid 6086] <... madvise resumed>) = 0 [pid 6084] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 6087] set_robust_list(0x7f9655eda9a0, 24 [pid 6078] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6087] <... set_robust_list resumed>) = 0 [pid 6078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6088 attached [pid 6087] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] <... clone3 resumed> => {parent_tid=[6088]}, 88) = 6088 [pid 6077] <... futex resumed>) = 0 [pid 6087] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6084] <... futex resumed>) = 1 [pid 6083] <... futex resumed>) = 0 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], [pid 6077] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] <... madvise resumed>) = 0 [pid 6084] dup(3 [pid 6083] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6088] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6085] <... madvise resumed>) = 0 [pid 6085] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] <... rseq resumed>) = 0 [pid 6088] set_robust_list(0x7f9655eda9a0, 24 [pid 6085] <... futex resumed>) = 1 [pid 6075] <... futex resumed>) = 0 [pid 6088] <... set_robust_list resumed>) = 0 [pid 6085] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6078] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6088] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] <... dup resumed>) = 4 [pid 6083] <... futex resumed>) = 0 [pid 6078] <... futex resumed>) = 0 [pid 6088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6084] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6078] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6088] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6084] <... futex resumed>) = 0 [pid 6083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6086] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... futex resumed>) = 1 [pid 6084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6083] <... futex resumed>) = 0 [pid 6076] <... futex resumed>) = 0 [pid 6086] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6084] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6083] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6087] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6087] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6088] <... madvise resumed>) = 0 [pid 6088] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... futex resumed>) = 0 [pid 6088] <... futex resumed>) = 1 [pid 6088] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6083] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6083] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6084] <... mmap resumed>) = 0x20000000 [pid 6083] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6082] <... mmap resumed>) = 0x20000000 [pid 6083] <... mprotect resumed>) = 0 [pid 6083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6081] <... mmap resumed>) = 0x20000000 [pid 6083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6081] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] <... mmap resumed>) = 0x20000000 [pid 6083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6082] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... futex resumed>) = 0 [pid 6080] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6089 attached [pid 6082] <... futex resumed>) = 0 [pid 6081] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] <... futex resumed>) = 0 [pid 6075] exit_group(0 [pid 6089] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6085] <... futex resumed>) = ? [pid 6084] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6083] <... clone3 resumed> => {parent_tid=[6089]}, 88) = 6089 [pid 6082] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] <... mmap resumed>) = 0x20000000 [pid 6078] exit_group(0 [pid 6077] exit_group(0 [pid 6075] <... exit_group resumed>) = ? [pid 6089] <... rseq resumed>) = 0 [pid 6088] <... futex resumed>) = ? [pid 6087] <... futex resumed>) = ? [pid 6085] +++ exited with 0 +++ [pid 6084] <... futex resumed>) = 0 [pid 6083] rt_sigprocmask(SIG_SETMASK, [], [pid 6082] <... futex resumed>) = ? [pid 6081] <... futex resumed>) = ? [pid 6080] +++ exited with 0 +++ [pid 6079] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] <... exit_group resumed>) = ? [pid 6077] <... exit_group resumed>) = ? [pid 6076] exit_group(0 [pid 6088] +++ exited with 0 +++ [pid 6087] +++ exited with 0 +++ [pid 6086] <... futex resumed>) = ? [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6076] <... exit_group resumed>) = ? [pid 6086] +++ exited with 0 +++ [pid 6083] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6083] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] <... futex resumed>) = ? [pid 6089] set_robust_list(0x7f9655eda9a0, 24 [pid 6084] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6082] +++ exited with 0 +++ [pid 6081] +++ exited with 0 +++ [pid 6078] +++ exited with 0 +++ [pid 6077] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6078, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6075] +++ exited with 0 +++ [pid 6089] <... set_robust_list resumed>) = 0 [pid 6079] +++ exited with 0 +++ [pid 6076] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6089] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5850] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(3, "", [pid 5850] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5850] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6089] <... madvise resumed>) = 0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5850] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./15/binderfs" [pid 6089] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./15/binderfs", [pid 6083] <... futex resumed>) = 0 [pid 6089] <... futex resumed>) = 1 [pid 6083] exit_group(0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6084] <... futex resumed>) = ? [pid 6083] <... exit_group resumed>) = ? [pid 5852] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] unlink("./15/binderfs" [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6089] +++ exited with 0 +++ [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5852] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5851] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5851] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5851] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5852] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5851] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./15" [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5852] unlink("./15/binderfs" [pid 5851] unlink("./15/binderfs" [pid 5850] close(3 [pid 5849] mkdir("./16", 0777 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5852] getdents64(3, [pid 5850] rmdir("./15" [pid 5849] <... mkdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] getdents64(3, [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] close(3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6090 attached [pid 5852] <... close resumed>) = 0 [pid 5851] close(3) = 0 [pid 5852] rmdir("./15" [pid 5851] rmdir("./15" [pid 5852] <... rmdir resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] mkdir("./16", 0777 [pid 5852] mkdir("./16", 0777) = 0 [pid 6090] set_robust_list(0x555564940760, 24 [pid 5851] mkdir("./16", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 6090] <... set_robust_list resumed>) = 0 [pid 6090] chdir("./16") = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6090 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6090] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6092 attached [pid 6090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6092] set_robust_list(0x555564940760, 24 [pid 6090] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6091 attached [pid 6084] +++ exited with 0 +++ [pid 6083] +++ exited with 0 +++ [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6091 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6092 [pid 6092] <... set_robust_list resumed>) = 0 [pid 6091] set_robust_list(0x555564940760, 24 [pid 6090] write(3, "1000", 4./strace-static-x86_64: Process 6093 attached [pid 6091] <... set_robust_list resumed>) = 0 [pid 6090] <... write resumed>) = 4 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6083, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6093] set_robust_list(0x555564940760, 24 [pid 6092] chdir("./16" [pid 6091] chdir("./16" [pid 6090] close(3 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6093 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6093] <... set_robust_list resumed>) = 0 [pid 6092] <... chdir resumed>) = 0 [pid 6090] <... close resumed>) = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6090] symlink("/dev/binderfs", "./binderfs" [pid 6092] <... prctl resumed>) = 0 [pid 6093] chdir("./16" [pid 6092] setpgid(0, 0 [pid 6091] <... chdir resumed>) = 0 [pid 6090] <... symlink resumed>) = 0 [pid 6093] <... chdir resumed>) = 0 [pid 6092] <... setpgid resumed>) = 0 [pid 6091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6091] <... prctl resumed>) = 0 [pid 6093] <... prctl resumed>) = 0 [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6091] setpgid(0, 0 [pid 6090] write(1, "executing program\n", 18 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6093] setpgid(0, 0executing program ) = 0 [pid 6091] <... setpgid resumed>) = 0 [pid 6093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6092] <... openat resumed>) = 3 [pid 6091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6090] <... write resumed>) = 18 [pid 6092] write(3, "1000", 4 [pid 6090] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... openat resumed>) = 3 [pid 6092] <... write resumed>) = 4 [pid 6090] <... futex resumed>) = 0 [pid 5848] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6093] write(3, "1000", 4 [pid 6092] close(3 [pid 6090] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6093] <... write resumed>) = 4 [pid 6092] <... close resumed>) = 0 [pid 6091] <... openat resumed>) = 3 [pid 6090] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6093] close(3 [pid 6092] symlink("/dev/binderfs", "./binderfs" [pid 6090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6093] <... close resumed>) = 0 [pid 6091] write(3, "1000", 4 [pid 6093] symlink("/dev/binderfs", "./binderfs"executing program [pid 6092] <... symlink resumed>) = 0 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] <... write resumed>) = 4 [pid 5848] <... openat resumed>) = 3 [pid 6091] close(3 [pid 6090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] newfstatat(3, "", [pid 6092] write(1, "executing program\n", 18 [pid 6091] <... close resumed>) = 0 [pid 6090] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6092] <... write resumed>) = 18 [pid 6090] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] getdents64(3, [pid 6092] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... mprotect resumed>) = 0 [pid 6093] <... symlink resumed>) = 0 executing program [pid 6092] <... futex resumed>) = 0 [pid 6091] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6093] write(1, "executing program\n", 18 [pid 6092] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6092] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6093] <... write resumed>) = 18 [pid 6092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6091] <... symlink resumed>) = 0 [pid 6090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6093] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] write(1, "executing program\n", 18 [pid 6093] <... futex resumed>) = 0 [pid 6092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] newfstatat(AT_FDCWD, "./15/binderfs", [pid 6092] <... mmap resumed>) = 0x7f9655edb000 [pid 6090] <... clone3 resumed> => {parent_tid=[6094]}, 88) = 6094 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6092] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6092] <... mprotect resumed>) = 0 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] unlink("./15/binderfs" [pid 6090] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6093] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6090] <... futex resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6094 attached [pid 6093] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6091] <... write resumed>) = 18 [pid 6094] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6094] <... rseq resumed>) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6091] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6094] set_robust_list(0x7f9655efb9a0, 24 [pid 6093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6091] <... futex resumed>) = 0 [pid 6094] <... set_robust_list resumed>) = 0 [pid 6093] <... mmap resumed>) = 0x7f9655edb000 [pid 6091] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6094] rt_sigprocmask(SIG_SETMASK, [], [pid 6093] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6095 attached [pid 6092] <... clone3 resumed> => {parent_tid=[6095]}, 88) = 6095 [pid 6091] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] close(3 [pid 6095] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6094] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6093] <... mprotect resumed>) = 0 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... close resumed>) = 0 [pid 6095] <... rseq resumed>) = 0 [pid 6094] <... openat resumed>) = 3 [pid 6092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] rmdir("./15" [pid 6095] set_robust_list(0x7f9655efb9a0, 24 [pid 6094] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6092] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] <... rmdir resumed>) = 0 [pid 6095] <... set_robust_list resumed>) = 0 [pid 6094] <... futex resumed>) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6090] <... futex resumed>) = 0 [pid 6092] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] mkdir("./16", 0777 [pid 6090] <... futex resumed>) = 0 [pid 6090] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... mkdir resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] dup(3 [pid 6093] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6091] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6094] <... dup resumed>) = 4 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6094] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... mprotect resumed>) = 0 [pid 6094] <... futex resumed>) = 1 [pid 6090] <... futex resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6096 attached [pid 6094] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6090] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6097 attached [pid 6096] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6090] <... futex resumed>) = 0 [pid 6096] <... rseq resumed>) = 0 [pid 6090] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6096] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] set_robust_list(0x555564940760, 24 [pid 6096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] <... set_robust_list resumed>) = 0 [pid 6096] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6095] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6093] <... clone3 resumed> => {parent_tid=[6096]}, 88) = 6096 [pid 6091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6097] chdir("./16" [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6097 [pid 6097] <... chdir resumed>) = 0 [pid 6097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6097] setpgid(0, 0 [pid 6095] <... openat resumed>) = 3 [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6093] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... setpgid resumed>) = 0 [pid 6096] <... futex resumed>) = 0 [pid 6093] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6098 attached [pid 6097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6096] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6095] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6097] <... openat resumed>) = 3 [pid 6096] <... openat resumed>) = 3 [pid 6098] <... rseq resumed>) = 0 [pid 6096] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] set_robust_list(0x7f9655efb9a0, 24 [pid 6096] <... futex resumed>) = 0 [pid 6098] <... set_robust_list resumed>) = 0 [pid 6097] write(3, "1000", 4 [pid 6096] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] <... write resumed>) = 4 [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6098] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] close(3) = 0 [pid 6097] symlink("/dev/binderfs", "./binderfs" [pid 6095] <... futex resumed>) = 1 [pid 6093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6092] <... futex resumed>) = 0 [pid 6091] <... clone3 resumed> => {parent_tid=[6098]}, 88) = 6098 [pid 6095] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6093] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6093] <... futex resumed>) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] dup(3 [pid 6093] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6095] <... dup resumed>) = 4 [pid 6091] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... futex resumed>) = 0 [pid 6097] <... symlink resumed>) = 0 [pid 6096] <... futex resumed>) = 0 [pid 6095] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... futex resumed>) = 1 executing program [pid 6098] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6097] write(1, "executing program\n", 18 [pid 6096] dup(3 [pid 6095] <... futex resumed>) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6091] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... openat resumed>) = 3 [pid 6097] <... write resumed>) = 18 [pid 6096] <... dup resumed>) = 4 [pid 6095] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6092] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... futex resumed>) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6096] <... futex resumed>) = 1 [pid 6093] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = 0 [pid 6091] <... futex resumed>) = 0 [pid 6098] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6096] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6097] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6093] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] dup(3 [pid 6097] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6096] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6098] <... dup resumed>) = 4 [pid 6097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6093] <... futex resumed>) = 0 [pid 6091] <... futex resumed>) = 0 [pid 6090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6098] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6093] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... futex resumed>) = 0 [pid 6097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6090] <... futex resumed>) = 0 [pid 6098] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] <... mmap resumed>) = 0x7f9655edb000 [pid 6090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6097] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6090] <... mmap resumed>) = 0x7f9655eba000 [pid 6097] <... mprotect resumed>) = 0 [pid 6090] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6090] <... mprotect resumed>) = 0 [pid 6097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6100 attached ./strace-static-x86_64: Process 6099 attached [pid 6091] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6098] <... futex resumed>) = 0 [pid 6097] <... clone3 resumed> => {parent_tid=[6099]}, 88) = 6099 [pid 6091] <... futex resumed>) = 1 [pid 6090] <... clone3 resumed> => {parent_tid=[6100]}, 88) = 6100 [pid 6100] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6099] <... rseq resumed>) = 0 [pid 6098] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6097] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6099] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6100] <... rseq resumed>) = 0 [pid 6099] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6100] set_robust_list(0x7f9655eda9a0, 24 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6100] <... set_robust_list resumed>) = 0 [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... futex resumed>) = 0 [pid 6100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] <... futex resumed>) = 1 [pid 6090] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6100] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6097] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6099] <... futex resumed>) = 0 [pid 6100] <... madvise resumed>) = 0 [pid 6099] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6099] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6090] <... futex resumed>) = 0 [pid 6100] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6099] <... futex resumed>) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6099] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6097] <... futex resumed>) = 0 [pid 6092] <... futex resumed>) = 0 [pid 6099] dup(3 [pid 6097] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6099] <... dup resumed>) = 4 [pid 6092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6099] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6097] <... futex resumed>) = 0 [pid 6097] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... mmap resumed>) = 0x7f9655eba000 [pid 6099] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6097] <... futex resumed>) = 0 [pid 6097] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6093] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6093] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6093] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6092] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6093] <... mprotect resumed>) = 0 [pid 6092] <... mprotect resumed>) = 0 [pid 6091] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6093] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6091] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6091] <... futex resumed>) = 0 [pid 6091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6101 attached [pid 6092] <... clone3 resumed> => {parent_tid=[6101]}, 88) = 6101 [pid 6101] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6093] <... clone3 resumed> => {parent_tid=[6102]}, 88) = 6102 [pid 6092] rt_sigprocmask(SIG_SETMASK, [], [pid 6093] rt_sigprocmask(SIG_SETMASK, [], [pid 6092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] <... rseq resumed>) = 0 [pid 6093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6092] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] set_robust_list(0x7f9655eda9a0, 24 [pid 6093] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6092] <... futex resumed>) = 0 [pid 6101] <... set_robust_list resumed>) = 0 [pid 6093] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6102 attached [pid 6101] rt_sigprocmask(SIG_SETMASK, [], [pid 6093] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6092] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] <... mmap resumed>) = 0x7f9655eba000 [pid 6102] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6091] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6102] <... rseq resumed>) = 0 [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] <... mprotect resumed>) = 0 [pid 6102] set_robust_list(0x7f9655eda9a0, 24 [pid 6101] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6091] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6102] <... set_robust_list resumed>) = 0 [pid 6091] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6103 attached [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6102] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6103] <... rseq resumed>) = 0 [pid 6101] <... madvise resumed>) = 0 [pid 6091] <... clone3 resumed> => {parent_tid=[6103]}, 88) = 6103 [pid 6103] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], [pid 6103] rt_sigprocmask(SIG_SETMASK, [], [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6091] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6091] <... futex resumed>) = 0 [pid 6091] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6097] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... madvise resumed>) = 0 [pid 6103] <... madvise resumed>) = 0 [pid 6101] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... futex resumed>) = 0 [pid 6097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6103] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... futex resumed>) = 1 [pid 6092] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = 1 [pid 6102] <... futex resumed>) = 1 [pid 6101] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6091] <... futex resumed>) = 0 [pid 6103] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6102] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] <... mprotect resumed>) = 0 [pid 6093] <... futex resumed>) = 0 [pid 6097] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6094] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 6104 attached [pid 6099] <... mmap resumed>) = 0x20000000 [pid 6098] <... mmap resumed>) = 0x20000000 [pid 6096] <... mmap resumed>) = 0x20000000 [pid 6095] <... mmap resumed>) = 0x20000000 [pid 6094] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6099] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... clone3 resumed> => {parent_tid=[6104]}, 88) = 6104 [pid 6096] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... futex resumed>) = 0 [pid 6092] exit_group(0 [pid 6091] exit_group(0 [pid 6090] exit_group(0 [pid 6104] <... rseq resumed>) = 0 [pid 6103] <... futex resumed>) = ? [pid 6101] <... futex resumed>) = ? [pid 6100] <... futex resumed>) = ? [pid 6099] <... futex resumed>) = 0 [pid 6098] <... futex resumed>) = ? [pid 6097] rt_sigprocmask(SIG_SETMASK, [], [pid 6096] <... futex resumed>) = 0 [pid 6095] <... futex resumed>) = ? [pid 6093] exit_group(0 [pid 6092] <... exit_group resumed>) = ? [pid 6091] <... exit_group resumed>) = ? [pid 6090] <... exit_group resumed>) = ? [pid 6104] set_robust_list(0x7f9655eda9a0, 24 [pid 6103] +++ exited with 0 +++ [pid 6102] <... futex resumed>) = ? [pid 6101] +++ exited with 0 +++ [pid 6100] +++ exited with 0 +++ [pid 6099] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] +++ exited with 0 +++ [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] +++ exited with 0 +++ [pid 6094] +++ exited with 0 +++ [pid 6093] <... exit_group resumed>) = ? [pid 6092] +++ exited with 0 +++ [pid 6104] <... set_robust_list resumed>) = 0 [pid 6097] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6104] rt_sigprocmask(SIG_SETMASK, [], [pid 6097] <... futex resumed>) = 0 [pid 6104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6097] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6104] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6102] +++ exited with 0 +++ [pid 6096] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6092, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6104] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6093] +++ exited with 0 +++ [pid 6091] +++ exited with 0 +++ [pid 6090] +++ exited with 0 +++ [pid 6104] <... futex resumed>) = 1 [pid 6097] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6091, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6093, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6090, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6104] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6097] exit_group(0 [pid 6104] <... futex resumed>) = ? [pid 6099] <... futex resumed>) = ? [pid 6097] <... exit_group resumed>) = ? [pid 6104] +++ exited with 0 +++ [pid 6099] +++ exited with 0 +++ [pid 5851] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5852] newfstatat(3, "", [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, [pid 5849] newfstatat(3, "", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5851] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5852] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5851] unlink("./16/binderfs" [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5849] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] unlink("./16/binderfs" [pid 5851] getdents64(3, [pid 5850] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5852] getdents64(3, [pid 5851] close(3 [pid 5850] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... close resumed>) = 0 [pid 5852] close(3 [pid 5851] rmdir("./16" [pid 5850] <... openat resumed>) = 3 [pid 5849] unlink("./16/binderfs" [pid 5852] <... close resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5852] rmdir("./16") = 0 [pid 5851] mkdir("./17", 0777 [pid 5852] mkdir("./17", 0777 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... unlink resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5852] <... mkdir resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... close resumed>) = 0 ./strace-static-x86_64: Process 6105 attached [pid 5849] rmdir("./16"./strace-static-x86_64: Process 6106 attached [pid 6105] set_robust_list(0x555564940760, 24 [pid 5850] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6105 [pid 6106] set_robust_list(0x555564940760, 24 [pid 6105] <... set_robust_list resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6106 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... rmdir resumed>) = 0 [pid 6106] <... set_robust_list resumed>) = 0 [pid 6105] chdir("./17" [pid 5850] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6106] chdir("./17" [pid 6105] <... chdir resumed>) = 0 [pid 5850] unlink("./16/binderfs" [pid 6105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... unlink resumed>) = 0 [pid 6105] <... prctl resumed>) = 0 [pid 6105] setpgid(0, 0 [pid 6106] <... chdir resumed>) = 0 [pid 6105] <... setpgid resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] mkdir("./17", 0777 [pid 6106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6106] <... prctl resumed>) = 0 [pid 6105] <... openat resumed>) = 3 [pid 5850] close(3 [pid 6106] setpgid(0, 0 [pid 6105] write(3, "1000", 4 [pid 5850] <... close resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6107 attached [pid 6106] <... setpgid resumed>) = 0 [pid 6097] +++ exited with 0 +++ [pid 5850] rmdir("./16" [pid 6105] <... write resumed>) = 4 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6097, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6107] set_robust_list(0x555564940760, 24 [pid 6106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6107] <... set_robust_list resumed>) = 0 [pid 6107] chdir("./17" [pid 6105] close(3 [pid 5850] <... rmdir resumed>) = 0 [pid 6107] <... chdir resumed>) = 0 [pid 6106] <... openat resumed>) = 3 [pid 6105] <... close resumed>) = 0 [pid 5850] mkdir("./17", 0777 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6107 [pid 6105] symlink("/dev/binderfs", "./binderfs" [pid 6107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6106] write(3, "1000", 4 [pid 6107] <... prctl resumed>) = 0 [pid 6106] <... write resumed>) = 4 [pid 6105] <... symlink resumed>) = 0 [pid 6107] setpgid(0, 0 [pid 6106] close(3 [pid 6107] <... setpgid resumed>) = 0 [pid 6106] <... close resumed>) = 0 [pid 6107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6106] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6107] <... openat resumed>) = 3 [pid 6105] write(1, "executing program\n", 18 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6105] <... write resumed>) = 18 executing program [pid 6107] write(3, "1000", 4 [pid 6106] write(1, "executing program\n", 18 [pid 6105] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6107] <... write resumed>) = 4 [pid 6106] <... write resumed>) = 18 [pid 6105] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6107] close(3 [pid 6106] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 3 [pid 6107] <... close resumed>) = 0 [pid 6106] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", ./strace-static-x86_64: Process 6108 attached [pid 6107] symlink("/dev/binderfs", "./binderfs" [pid 6106] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6105] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6108] set_robust_list(0x555564940760, 24 [pid 6107] <... symlink resumed>) = 0 [pid 6106] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6105] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6108 [pid 6108] <... set_robust_list resumed>) = 0 executing program [pid 6107] write(1, "executing program\n", 18 [pid 6106] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6105] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] getdents64(3, [pid 6108] chdir("./17" [pid 6107] <... write resumed>) = 18 [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6108] <... chdir resumed>) = 0 [pid 6107] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... mmap resumed>) = 0x7f9655edb000 [pid 6105] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6108] setpgid(0, 0 [pid 6107] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6106] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6105] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6108] <... setpgid resumed>) = 0 [pid 6107] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6106] <... mprotect resumed>) = 0 [pid 6105] <... mprotect resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./16/binderfs", [pid 6107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6106] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6105] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6106] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6105] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6107] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] unlink("./16/binderfs" [pid 6108] <... openat resumed>) = 3 [pid 6107] <... mprotect resumed>) = 0 [pid 6106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6109 attached [pid 6107] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6110 attached [pid 6109] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6107] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6110] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6109] <... rseq resumed>) = 0 [pid 6108] write(3, "1000", 4 [pid 6107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6105] <... clone3 resumed> => {parent_tid=[6109]}, 88) = 6109 [pid 5848] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6111 attached [pid 6110] <... rseq resumed>) = 0 [pid 6109] set_robust_list(0x7f9655efb9a0, 24 [pid 6108] <... write resumed>) = 4 [pid 6106] <... clone3 resumed> => {parent_tid=[6110]}, 88) = 6110 [pid 6105] rt_sigprocmask(SIG_SETMASK, [], [pid 6111] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6110] set_robust_list(0x7f9655efb9a0, 24 [pid 6109] <... set_robust_list resumed>) = 0 [pid 6108] close(3 [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] getdents64(3, [pid 6111] <... rseq resumed>) = 0 [pid 6108] <... close resumed>) = 0 [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6105] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6111] set_robust_list(0x7f9655efb9a0, 24 [pid 6108] symlink("/dev/binderfs", "./binderfs" [pid 6106] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... futex resumed>) = 0 [pid 5848] close(3 [pid 6111] <... set_robust_list resumed>) = 0 [pid 6110] <... set_robust_list resumed>) = 0 [pid 6109] rt_sigprocmask(SIG_SETMASK, [], [pid 6108] <... symlink resumed>) = 0 [pid 6107] <... clone3 resumed> => {parent_tid=[6111]}, 88) = 6111 [pid 6106] <... futex resumed>) = 0 [pid 6105] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... close resumed>) = 0 [pid 6111] rt_sigprocmask(SIG_SETMASK, [], [pid 6110] rt_sigprocmask(SIG_SETMASK, [], [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6108] write(1, "executing program\n", 18 [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6108] <... write resumed>) = 18 [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] rmdir("./16" [pid 6111] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6109] <... openat resumed>) = 3 [pid 6108] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 6111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6110] <... openat resumed>) = 3 [pid 6109] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] <... futex resumed>) = 0 [pid 6111] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6110] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... futex resumed>) = 1 [pid 6108] <... futex resumed>) = 0 [pid 6107] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] <... futex resumed>) = 0 [pid 5848] mkdir("./17", 0777 [pid 6111] <... openat resumed>) = 3 [pid 6110] <... futex resumed>) = 1 [pid 6109] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6108] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6106] <... futex resumed>) = 0 [pid 6105] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... mkdir resumed>) = 0 [pid 6109] dup(3) = 4 [pid 6109] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6105] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6106] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... futex resumed>) = 0 [pid 6109] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] <... futex resumed>) = 1 [pid 6108] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6107] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 1 [pid 6105] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6111] dup(3 [pid 6110] dup(3 [pid 6108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6107] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6111] <... dup resumed>) = 4 [pid 6110] <... dup resumed>) = 4 [pid 6108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6107] <... futex resumed>) = 0 [pid 6105] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... mmap resumed>) = 0x7f9655edb000 [pid 6107] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6110] <... futex resumed>) = 1 [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6110] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6112 attached [pid 6111] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6108] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6107] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 0 [pid 6105] <... futex resumed>) = 1 [pid 6112] set_robust_list(0x555564940760, 24 [pid 6111] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6109] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6108] <... mprotect resumed>) = 0 [pid 6107] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6112 [pid 6112] <... set_robust_list resumed>) = 0 [pid 6112] chdir("./17") = 0 [pid 6108] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6106] <... futex resumed>) = 1 [pid 6112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6108] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6106] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6112] setpgid(0, 0) = 0 [pid 6110] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6113 attached [pid 6112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6110] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6108] <... clone3 resumed> => {parent_tid=[6113]}, 88) = 6113 [pid 6113] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6112] <... openat resumed>) = 3 [pid 6112] write(3, "1000", 4) = 4 [pid 6112] close(3) = 0 [pid 6112] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6112] write(1, "executing program\n", 18) = 18 [pid 6112] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6112] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6112] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6113] <... rseq resumed>) = 0 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6113] set_robust_list(0x7f9655efb9a0, 24 [pid 6108] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6108] <... futex resumed>) = 0 [pid 6113] rt_sigprocmask(SIG_SETMASK, [], [pid 6108] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6112] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6113] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6112] <... mprotect resumed>) = 0 [pid 6113] <... openat resumed>) = 3 [pid 6112] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6113] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6113] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6114 attached => {parent_tid=[6114]}, 88) = 6114 [pid 6112] rt_sigprocmask(SIG_SETMASK, [], [pid 6108] <... futex resumed>) = 0 [pid 6108] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6113] <... futex resumed>) = 0 [pid 6108] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6113] dup(3) = 4 [pid 6113] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6113] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6108] <... futex resumed>) = 0 [pid 6114] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6108] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... rseq resumed>) = 0 [pid 6112] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... futex resumed>) = 0 [pid 6114] set_robust_list(0x7f9655efb9a0, 24 [pid 6113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6112] <... futex resumed>) = 0 [pid 6108] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... set_robust_list resumed>) = 0 [pid 6114] rt_sigprocmask(SIG_SETMASK, [], [pid 6112] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6114] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6114] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6112] <... futex resumed>) = 0 [pid 6114] dup(3 [pid 6112] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... dup resumed>) = 4 [pid 6112] <... futex resumed>) = 0 [pid 6114] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6112] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6114] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6112] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... futex resumed>) = 0 [pid 6112] <... futex resumed>) = 1 [pid 6114] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6112] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6107] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6106] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6105] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6105] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6105] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = 0 [pid 6105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6107] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... mmap resumed>) = 0x7f9655eba000 [pid 6107] <... futex resumed>) = 0 [pid 6106] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6106] <... mprotect resumed>) = 0 [pid 6107] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6107] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6105] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6115 attached [pid 6105] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6107] <... clone3 resumed> => {parent_tid=[6115]}, 88) = 6115 [pid 6106] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6105] <... mprotect resumed>) = 0 [pid 6115] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6105] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6115] <... rseq resumed>) = 0 [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] set_robust_list(0x7f9655eda9a0, 24 [pid 6107] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6115] rt_sigprocmask(SIG_SETMASK, [], [pid 6107] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6116 attached [pid 6115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6116] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6115] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6116] <... rseq resumed>) = 0 [pid 6115] <... madvise resumed>) = 0 [pid 6106] <... clone3 resumed> => {parent_tid=[6116]}, 88) = 6116 [pid 6105] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6116] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6116] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6117 attached [pid 6116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6106] <... futex resumed>) = 0 [pid 6105] <... clone3 resumed> => {parent_tid=[6117]}, 88) = 6117 [pid 6106] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6105] rt_sigprocmask(SIG_SETMASK, [], [pid 6117] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6116] <... madvise resumed>) = 0 [pid 6115] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... rseq resumed>) = 0 [pid 6112] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6117] set_robust_list(0x7f9655eda9a0, 24 [pid 6115] <... futex resumed>) = 1 [pid 6112] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] <... futex resumed>) = 0 [pid 6117] <... set_robust_list resumed>) = 0 [pid 6112] <... futex resumed>) = 0 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6112] <... mmap resumed>) = 0x7f9655eba000 [pid 6117] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6112] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6108] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6118 attached => {parent_tid=[6118]}, 88) = 6118 [pid 6112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6118] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6112] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] <... rseq resumed>) = 0 [pid 6108] <... futex resumed>) = 0 [pid 6105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6118] set_robust_list(0x7f9655eda9a0, 24 [pid 6112] <... futex resumed>) = 0 [pid 6118] <... set_robust_list resumed>) = 0 [pid 6116] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6112] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6105] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] rt_sigprocmask(SIG_SETMASK, [], [pid 6116] <... futex resumed>) = 1 [pid 6108] <... mmap resumed>) = 0x7f9655eba000 [pid 6106] <... futex resumed>) = 0 [pid 6117] <... futex resumed>) = 0 [pid 6105] <... futex resumed>) = 1 [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6116] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6108] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6105] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6118] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6117] <... madvise resumed>) = 0 [pid 6108] <... mprotect resumed>) = 0 [pid 6108] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6119 attached [pid 6117] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6105] <... futex resumed>) = 0 [pid 6117] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6108] <... clone3 resumed> => {parent_tid=[6119]}, 88) = 6119 [pid 6119] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], [pid 6119] <... rseq resumed>) = 0 [pid 6108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6119] set_robust_list(0x7f9655eda9a0, 24 [pid 6108] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6119] <... set_robust_list resumed>) = 0 [pid 6108] <... futex resumed>) = 0 [pid 6108] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6119] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6118] <... madvise resumed>) = 0 [pid 6118] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6112] <... futex resumed>) = 0 [pid 6118] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6119] <... madvise resumed>) = 0 [pid 6119] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6108] <... futex resumed>) = 0 [pid 6119] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] <... mmap resumed>) = 0x20000000 [pid 6111] <... mmap resumed>) = 0x20000000 [pid 6110] <... mmap resumed>) = 0x20000000 [pid 6109] <... mmap resumed>) = 0x20000000 [pid 6114] <... mmap resumed>) = 0x20000000 [pid 6114] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] <... futex resumed>) = 0 [pid 6113] <... futex resumed>) = 0 [pid 6111] <... futex resumed>) = 0 [pid 6110] <... futex resumed>) = 0 [pid 6109] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6114] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6113] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6110] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] <... futex resumed>) = 0 [pid 6112] exit_group(0 [pid 6109] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] <... futex resumed>) = ? [pid 6114] <... futex resumed>) = ? [pid 6112] <... exit_group resumed>) = ? [pid 6108] exit_group(0 [pid 6107] exit_group(0 [pid 6106] exit_group(0 [pid 6105] exit_group(0 [pid 6119] <... futex resumed>) = ? [pid 6118] +++ exited with 0 +++ [pid 6117] <... futex resumed>) = ? [pid 6116] <... futex resumed>) = ? [pid 6115] <... futex resumed>) = ? [pid 6113] <... futex resumed>) = ? [pid 6111] <... futex resumed>) = ? [pid 6110] <... futex resumed>) = ? [pid 6109] <... futex resumed>) = ? [pid 6108] <... exit_group resumed>) = ? [pid 6107] <... exit_group resumed>) = ? [pid 6106] <... exit_group resumed>) = ? [pid 6105] <... exit_group resumed>) = ? [pid 6119] +++ exited with 0 +++ [pid 6117] +++ exited with 0 +++ [pid 6116] +++ exited with 0 +++ [pid 6115] +++ exited with 0 +++ [pid 6114] +++ exited with 0 +++ [pid 6113] +++ exited with 0 +++ [pid 6112] +++ exited with 0 +++ [pid 6111] +++ exited with 0 +++ [pid 6110] +++ exited with 0 +++ [pid 6109] +++ exited with 0 +++ [pid 6108] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6112, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6108, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5850] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] newfstatat(3, "", [pid 5848] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5848] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] unlink("./17/binderfs" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... unlink resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5848] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] unlink("./17/binderfs" [pid 5848] close(3 [pid 6107] +++ exited with 0 +++ [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6107, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] rmdir("./17" [pid 6105] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... rmdir resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6105, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5850] close(3 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] mkdir("./18", 0777 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... close resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] rmdir("./17" [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... rmdir resumed>) = 0 [pid 5849] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6120 attached [pid 5850] mkdir("./18", 0777 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6120] set_robust_list(0x555564940760, 24 [pid 5852] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... mkdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6120 [pid 5852] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(3, "", [pid 5852] <... openat resumed>) = 3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6120] <... set_robust_list resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5849] getdents64(3, ./strace-static-x86_64: Process 6121 attached [pid 6120] chdir("./18" [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6120] <... chdir resumed>) = 0 [pid 5852] getdents64(3, [pid 5849] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6121] set_robust_list(0x555564940760, 24 [pid 6120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6121] <... set_robust_list resumed>) = 0 [pid 6120] <... prctl resumed>) = 0 [pid 5852] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6121 [pid 5849] newfstatat(AT_FDCWD, "./17/binderfs", [pid 6121] chdir("./18" [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6121] <... chdir resumed>) = 0 [pid 6120] setpgid(0, 0 [pid 5852] newfstatat(AT_FDCWD, "./17/binderfs", [pid 5849] unlink("./17/binderfs" [pid 6121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6120] <... setpgid resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6121] <... prctl resumed>) = 0 [pid 5852] unlink("./17/binderfs" [pid 5849] getdents64(3, [pid 6121] setpgid(0, 0 [pid 6120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... unlink resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6121] <... setpgid resumed>) = 0 [pid 5852] getdents64(3, [pid 5849] close(3 [pid 6120] <... openat resumed>) = 3 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... close resumed>) = 0 [pid 6121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] close(3 [pid 5849] rmdir("./17" [pid 6121] <... openat resumed>) = 3 [pid 5852] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5852] rmdir("./17") = 0 [pid 5852] mkdir("./18", 0777 [pid 6121] write(3, "1000", 4 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] mkdir("./18", 0777 [pid 6121] <... write resumed>) = 4 [pid 6121] close(3 [pid 5849] <... mkdir resumed>) = 0 [pid 6121] <... close resumed>) = 0 [pid 6121] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6120] write(3, "1000", 4) = 4 [pid 6120] close(3) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6122 attached [pid 6121] write(1, "executing program\n", 18 [pid 6120] symlink("/dev/binderfs", "./binderfs" [pid 6121] <... write resumed>) = 18 [pid 6122] set_robust_list(0x555564940760, 24 [pid 6121] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6123 attached [pid 6121] <... futex resumed>) = 0 executing program [pid 6120] write(1, "executing program\n", 18 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6122 [pid 6121] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6120] <... write resumed>) = 18 [pid 6123] set_robust_list(0x555564940760, 24 [pid 6121] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6120] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6123 [pid 6122] <... set_robust_list resumed>) = 0 [pid 6123] <... set_robust_list resumed>) = 0 [pid 6121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6120] <... futex resumed>) = 0 [pid 6123] chdir("./18" [pid 6122] chdir("./18" [pid 6121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6120] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6123] <... chdir resumed>) = 0 [pid 6121] <... mmap resumed>) = 0x7f9655edb000 [pid 6120] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6121] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6120] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6123] <... prctl resumed>) = 0 [pid 6121] <... mprotect resumed>) = 0 [pid 6120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... chdir resumed>) = 0 [pid 6123] setpgid(0, 0 [pid 6121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6123] <... setpgid resumed>) = 0 [pid 6123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6120] <... mmap resumed>) = 0x7f9655edb000 [pid 6122] <... prctl resumed>) = 0 [pid 6120] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6122] setpgid(0, 0 [pid 6123] <... openat resumed>) = 3 [pid 6122] <... setpgid resumed>) = 0 [pid 6121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6120] <... mprotect resumed>) = 0 [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6124 attached [pid 6123] write(3, "1000", 4 [pid 6121] <... clone3 resumed> => {parent_tid=[6124]}, 88) = 6124 [pid 6124] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6123] <... write resumed>) = 4 [pid 6122] <... openat resumed>) = 3 [pid 6121] rt_sigprocmask(SIG_SETMASK, [], [pid 6120] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] <... rseq resumed>) = 0 [pid 6123] close(3 [pid 6122] write(3, "1000", 4 [pid 6121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6124] set_robust_list(0x7f9655efb9a0, 24 [pid 6123] <... close resumed>) = 0 [pid 6122] <... write resumed>) = 4 [pid 6121] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6124] <... set_robust_list resumed>) = 0 [pid 6123] symlink("/dev/binderfs", "./binderfs" [pid 6122] close(3 [pid 6121] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6125 attached [pid 6124] rt_sigprocmask(SIG_SETMASK, [], [pid 6123] <... symlink resumed>) = 0 [pid 6122] <... close resumed>) = 0 [pid 6121] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6124] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6122] symlink("/dev/binderfs", "./binderfs" [pid 6120] <... clone3 resumed> => {parent_tid=[6125]}, 88) = 6125 [pid 6124] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6123] write(1, "executing program\n", 18) = 18 [pid 6122] <... symlink resumed>) = 0 [pid 6120] rt_sigprocmask(SIG_SETMASK, [], [pid 6125] <... rseq resumed>) = 0 [pid 6123] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] write(1, "executing program\n", 18 [pid 6120] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6125] set_robust_list(0x7f9655efb9a0, 24 [pid 6123] <... futex resumed>) = 0 [pid 6122] <... write resumed>) = 18 [pid 6120] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... set_robust_list resumed>) = 0 [pid 6123] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6120] <... futex resumed>) = 0 [pid 6125] rt_sigprocmask(SIG_SETMASK, [], [pid 6123] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6120] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6125] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6122] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6122] <... futex resumed>) = 0 [pid 6122] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6123] <... mprotect resumed>) = 0 [pid 6122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6122] 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6122] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6126 attached [pid 6122] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6123] <... clone3 resumed> => {parent_tid=[6126]}, 88) = 6126 [pid 6122] <... mprotect resumed>) = 0 [pid 6123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6123] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6126] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6123] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6126] <... rseq resumed>) = 0 [pid 6126] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6126] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6106] +++ exited with 0 +++ [pid 6125] <... openat resumed>) = 3 [pid 6124] <... openat resumed>) = 3 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6126] <... openat resumed>) = 3 [pid 6125] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6106, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6126] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... futex resumed>) = 1 [pid 6120] <... futex resumed>) = 0 [pid 6125] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6120] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... futex resumed>) = 1 [pid 6124] <... futex resumed>) = 1 [pid 6121] <... futex resumed>) = 0 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6123] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6127 attached [pid 6126] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6124] dup(3 [pid 6123] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... clone3 resumed> => {parent_tid=[6127]}, 88) = 6127 [pid 6121] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... futex resumed>) = 0 [pid 6127] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] dup(3 [pid 6124] <... dup resumed>) = 4 [pid 6123] <... futex resumed>) = 0 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6121] <... futex resumed>) = 0 [pid 6120] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] <... rseq resumed>) = 0 [pid 6126] dup(3 [pid 6125] <... dup resumed>) = 4 [pid 6124] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6121] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] set_robust_list(0x7f9655efb9a0, 24 [pid 6126] <... dup resumed>) = 4 [pid 6124] <... futex resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6127] <... set_robust_list resumed>) = 0 [pid 6126] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] rt_sigprocmask(SIG_SETMASK, [], [pid 6126] <... futex resumed>) = 1 [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6123] <... futex resumed>) = 0 [pid 6122] <... futex resumed>) = 0 [pid 6121] <... futex resumed>) = 0 [pid 6127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6125] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6123] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6121] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] <... futex resumed>) = 1 [pid 6123] <... futex resumed>) = 0 [pid 6120] <... futex resumed>) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6127] <... openat resumed>) = 3 [pid 6126] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6125] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6123] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6120] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = 1 [pid 6125] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6122] <... futex resumed>) = 0 [pid 6120] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5851] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6122] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6127] <... futex resumed>) = 0 [pid 6122] <... futex resumed>) = 1 [pid 5851] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6127] dup(3) = 4 [pid 5851] <... openat resumed>) = 3 [pid 6127] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] <... futex resumed>) = 0 [pid 6127] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] newfstatat(3, "", [pid 6122] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] <... futex resumed>) = 0 [pid 6122] <... futex resumed>) = 1 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6127] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6122] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./17/binderfs") = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3) = 0 [pid 5851] rmdir("./17") = 0 [pid 5851] mkdir("./18", 0777 [pid 6123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] <... mkdir resumed>) = 0 [pid 6123] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6123] <... futex resumed>) = 0 [pid 6121] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6128 attached [pid 6123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6123] <... mmap resumed>) = 0x7f9655eba000 [pid 6121] <... mmap resumed>) = 0x7f9655eba000 [pid 6128] set_robust_list(0x555564940760, 24 [pid 6123] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6121] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6128] <... set_robust_list resumed>) = 0 [pid 6123] <... mprotect resumed>) = 0 [pid 6120] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6121] <... mprotect resumed>) = 0 [pid 6120] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6120] <... futex resumed>) = 0 [pid 6123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6128] chdir("./18" [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6128] <... chdir resumed>) = 0 [pid 6120] <... mmap resumed>) = 0x7f9655eba000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6128 [pid 6128] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6130 attached ) = 0 ./strace-static-x86_64: Process 6129 attached [pid 6128] setpgid(0, 0 [pid 6123] <... clone3 resumed> => {parent_tid=[6130]}, 88) = 6130 [pid 6121] <... clone3 resumed> => {parent_tid=[6129]}, 88) = 6129 [pid 6130] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6128] <... setpgid resumed>) = 0 [pid 6123] rt_sigprocmask(SIG_SETMASK, [], [pid 6121] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] <... rseq resumed>) = 0 [pid 6129] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6120] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6129] <... rseq resumed>) = 0 [pid 6122] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] <... mprotect resumed>) = 0 [pid 6129] set_robust_list(0x7f9655eda9a0, 24 [pid 6123] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] <... futex resumed>) = 0 [pid 6121] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6120] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6128] <... openat resumed>) = 3 [pid 6130] set_robust_list(0x7f9655eda9a0, 24 [pid 6129] <... set_robust_list resumed>) = 0 [pid 6123] <... futex resumed>) = 0 [pid 6122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6121] <... futex resumed>) = 0 [pid 6120] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6130] <... set_robust_list resumed>) = 0 [pid 6129] rt_sigprocmask(SIG_SETMASK, [], [pid 6123] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6122] <... mmap resumed>) = 0x7f9655eba000 [pid 6121] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6120] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6131 attached [pid 6130] rt_sigprocmask(SIG_SETMASK, [], [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] write(3, "1000", 4 [pid 6122] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6129] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6120] <... clone3 resumed> => {parent_tid=[6131]}, 88) = 6131 [pid 6130] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6128] <... write resumed>) = 4 [pid 6122] <... mprotect resumed>) = 0 [pid 6120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6120] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... madvise resumed>) = 0 [pid 6128] close(3 [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6131] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6120] <... futex resumed>) = 0 [pid 6131] <... rseq resumed>) = 0 [pid 6120] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] set_robust_list(0x7f9655eda9a0, 24 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6131] <... set_robust_list resumed>) = 0 [pid 6131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6131] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 6132 attached [pid 6130] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... close resumed>) = 0 [pid 6132] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6130] <... futex resumed>) = 1 [pid 6128] symlink("/dev/binderfs", "./binderfs" [pid 6123] <... futex resumed>) = 0 [pid 6122] <... clone3 resumed> => {parent_tid=[6132]}, 88) = 6132 [pid 6132] <... rseq resumed>) = 0 [pid 6130] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6132] set_robust_list(0x7f9655eda9a0, 24 [pid 6129] <... madvise resumed>) = 0 [pid 6128] <... symlink resumed>) = 0 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6132] <... set_robust_list resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... futex resumed>) = 0 [pid 6132] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6122] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6131] <... madvise resumed>) = 0 [pid 6129] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6131] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... futex resumed>) = 1 executing program [pid 6128] write(1, "executing program\n", 18 [pid 6121] <... futex resumed>) = 0 [pid 6131] <... futex resumed>) = 1 [pid 6129] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] <... write resumed>) = 18 [pid 6120] <... futex resumed>) = 0 [pid 6131] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6128] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6128] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6132] <... madvise resumed>) = 0 [pid 6132] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6132] <... futex resumed>) = 1 [pid 6128] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6122] <... futex resumed>) = 0 [pid 6132] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6133 attached [pid 6133] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6128] <... clone3 resumed> => {parent_tid=[6133]}, 88) = 6133 [pid 6127] <... mmap resumed>) = 0x20000000 [pid 6133] <... rseq resumed>) = 0 [pid 6128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6128] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6133] set_robust_list(0x7f9655efb9a0, 24 [pid 6128] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... set_robust_list resumed>) = 0 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6133] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6124] <... mmap resumed>) = 0x20000000 [pid 6133] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6128] <... futex resumed>) = 0 [pid 6133] dup(3 [pid 6128] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... dup resumed>) = 4 [pid 6128] <... futex resumed>) = 0 [pid 6127] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] <... futex resumed>) = 0 [pid 6133] <... futex resumed>) = 0 [pid 6128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6126] <... mmap resumed>) = 0x20000000 [pid 6133] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6128] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6127] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6126] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... mmap resumed>) = 0x20000000 [pid 6124] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] exit_group(0 [pid 6122] exit_group(0 [pid 6121] exit_group(0 [pid 6132] <... futex resumed>) = ? [pid 6130] <... futex resumed>) = ? [pid 6129] <... futex resumed>) = ? [pid 6128] <... futex resumed>) = 0 [pid 6127] <... futex resumed>) = ? [pid 6126] <... futex resumed>) = ? [pid 6125] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... futex resumed>) = ? [pid 6123] <... exit_group resumed>) = ? [pid 6122] <... exit_group resumed>) = ? [pid 6121] <... exit_group resumed>) = ? [pid 6132] +++ exited with 0 +++ [pid 6130] +++ exited with 0 +++ [pid 6129] +++ exited with 0 +++ [pid 6128] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6127] +++ exited with 0 +++ [pid 6126] +++ exited with 0 +++ [pid 6125] <... futex resumed>) = 0 [pid 6124] +++ exited with 0 +++ [pid 6122] +++ exited with 0 +++ [pid 6121] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6121, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6120] exit_group(0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5850] newfstatat(3, "", [pid 6120] <... exit_group resumed>) = ? [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5852] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6131] <... futex resumed>) = ? [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6131] +++ exited with 0 +++ [pid 5852] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... openat resumed>) = 3 [pid 5850] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5852] newfstatat(3, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] unlink("./18/binderfs" [pid 6123] +++ exited with 0 +++ [pid 5852] getdents64(3, [pid 5850] <... unlink resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6123, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5852] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] close(3 [pid 5852] newfstatat(AT_FDCWD, "./18/binderfs", [pid 5850] <... close resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] rmdir("./18" [pid 5852] unlink("./18/binderfs" [pid 5850] <... rmdir resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5850] mkdir("./19", 0777 [pid 5852] getdents64(3, [pid 5850] <... mkdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6133] <... mmap resumed>) = 0x20000000 [pid 6125] +++ exited with 0 +++ [pid 6120] +++ exited with 0 +++ [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] rmdir("./18" [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6120, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] <... openat resumed>) = 3 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6133] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6128] <... futex resumed>) = 0 [pid 6133] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6128] <... futex resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6134 attached [pid 6133] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6128] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(3, "", [pid 6134] set_robust_list(0x555564940760, 24 [pid 5852] mkdir("./19", 0777 [pid 6134] <... set_robust_list resumed>) = 0 [pid 6134] chdir("./19" [pid 5852] <... mkdir resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6134 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6134] <... chdir resumed>) = 0 [pid 6134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] getdents64(3, [pid 6134] <... prctl resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6134] setpgid(0, 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... restart_syscall resumed>) = 0 [pid 6134] <... setpgid resumed>) = 0 [pid 6133] <... madvise resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6135 attached [pid 6134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6135] set_robust_list(0x555564940760, 24 [pid 6134] <... openat resumed>) = 3 [pid 6133] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6135 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6134] write(3, "1000", 4 [pid 6133] <... futex resumed>) = 1 [pid 6128] <... futex resumed>) = 0 [pid 6134] <... write resumed>) = 4 [pid 6133] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] exit_group(0 [pid 6134] close(3 [pid 6133] <... futex resumed>) = ? [pid 6128] <... exit_group resumed>) = ? [pid 6135] <... set_robust_list resumed>) = 0 [pid 6134] <... close resumed>) = 0 [pid 6133] +++ exited with 0 +++ [pid 5849] unlink("./18/binderfs" [pid 6135] chdir("./19" [pid 5849] <... unlink resumed>) = 0 [pid 6135] <... chdir resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6135] <... prctl resumed>) = 0 [pid 5849] close(3 [pid 6135] setpgid(0, 0 [pid 5849] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6135] <... setpgid resumed>) = 0 [pid 5849] rmdir("./18" [pid 6135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6134] symlink("/dev/binderfs", "./binderfs" [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6135] <... openat resumed>) = 3 executing program [pid 5849] mkdir("./19", 0777 [pid 5848] newfstatat(3, "", [pid 6135] write(3, "1000", 4 [pid 6134] <... symlink resumed>) = 0 [pid 6134] write(1, "executing program\n", 18) = 18 [pid 6135] <... write resumed>) = 4 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6135] close(3) = 0 [pid 5848] getdents64(3, [pid 6135] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6136 attached [pid 6135] write(1, "executing program\n", 18 [pid 6134] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 6136] set_robust_list(0x555564940760, 24 [pid 6135] <... write resumed>) = 18 [pid 6134] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6136] <... set_robust_list resumed>) = 0 [pid 6135] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6136] chdir("./19" [pid 6135] <... futex resumed>) = 0 [pid 6134] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6136 [pid 5848] unlink("./18/binderfs" [pid 6135] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... unlink resumed>) = 0 [pid 6136] <... chdir resumed>) = 0 [pid 6135] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6135] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6136] <... prctl resumed>) = 0 [pid 6135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6134] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] getdents64(3, [pid 6136] setpgid(0, 0 [pid 6135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6134] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6136] <... setpgid resumed>) = 0 [pid 6135] <... mmap resumed>) = 0x7f9655edb000 [pid 6134] <... mprotect resumed>) = 0 [pid 5848] close(3 [pid 6135] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6134] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... close resumed>) = 0 [pid 6136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6135] <... mprotect resumed>) = 0 [pid 6134] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] rmdir("./18" [pid 6134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6137 attached [pid 6136] <... openat resumed>) = 3 [pid 6135] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... rmdir resumed>) = 0 [pid 6137] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6136] write(3, "1000", 4 [pid 6135] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6134] <... clone3 resumed> => {parent_tid=[6137]}, 88) = 6137 [pid 6137] <... rseq resumed>) = 0 [pid 6136] <... write resumed>) = 4 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], [pid 6137] set_robust_list(0x7f9655efb9a0, 24 [pid 6136] close(3 [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... close resumed>) = 0 [pid 6134] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... set_robust_list resumed>) = 0 [pid 6134] <... futex resumed>) = 0 [pid 6137] rt_sigprocmask(SIG_SETMASK, [], [pid 6136] symlink("/dev/binderfs", "./binderfs" [pid 6135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6134] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./19", 0777 [pid 6137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... symlink resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 executing program ./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] write(1, "executing program\n", 18 [pid 6135] <... clone3 resumed> => {parent_tid=[6138]}, 88) = 6138 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6138] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6136] <... write resumed>) = 18 [pid 6135] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6139 attached [pid 6138] <... rseq resumed>) = 0 [pid 6136] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] set_robust_list(0x7f9655efb9a0, 24 [pid 6136] <... futex resumed>) = 0 [pid 6135] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] set_robust_list(0x555564940760, 24 [pid 6138] <... set_robust_list resumed>) = 0 [pid 6136] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6139] <... set_robust_list resumed>) = 0 [pid 6138] rt_sigprocmask(SIG_SETMASK, [], [pid 6136] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6138] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6139] chdir("./19" [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6135] <... futex resumed>) = 0 [pid 6139] <... chdir resumed>) = 0 [pid 6136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6135] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6139 [pid 6139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6136] <... mmap resumed>) = 0x7f9655edb000 [pid 6139] <... prctl resumed>) = 0 [pid 6136] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6139] setpgid(0, 0 [pid 6136] <... mprotect resumed>) = 0 [pid 6139] <... setpgid resumed>) = 0 [pid 6136] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6136] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6139] <... openat resumed>) = 3 [pid 6138] <... openat resumed>) = 3 [pid 6137] <... openat resumed>) = 3 [pid 6128] +++ exited with 0 +++ [pid 6136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6138] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6135] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6140 attached [pid 6139] write(3, "1000", 4 [pid 6138] dup(3 [pid 6137] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6128, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6140] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6139] <... write resumed>) = 4 [pid 6138] <... dup resumed>) = 4 [pid 6137] <... futex resumed>) = 1 [pid 6135] <... futex resumed>) = 0 [pid 6134] <... futex resumed>) = 0 [pid 6140] <... rseq resumed>) = 0 [pid 6139] close(3 [pid 6138] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... clone3 resumed> => {parent_tid=[6140]}, 88) = 6140 [pid 6135] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] set_robust_list(0x7f9655efb9a0, 24 [pid 6139] <... close resumed>) = 0 [pid 6138] <... futex resumed>) = 0 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6136] rt_sigprocmask(SIG_SETMASK, [], [pid 6135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] <... futex resumed>) = 0 [pid 6140] <... set_robust_list resumed>) = 0 [pid 6139] symlink("/dev/binderfs", "./binderfs" [pid 6138] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6137] dup(3 [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6135] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] rt_sigprocmask(SIG_SETMASK, [], [pid 6138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6136] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] <... futex resumed>) = 0 [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6136] <... futex resumed>) = 0 [pid 6135] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6139] <... symlink resumed>) = 0 [pid 6137] <... dup resumed>) = 4 [pid 6136] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6140] <... openat resumed>) = 3 [pid 6139] write(1, "executing program\n", 18 [pid 6137] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6140] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... write resumed>) = 18 [pid 6137] <... futex resumed>) = 1 [pid 6134] <... futex resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6140] <... futex resumed>) = 1 [pid 6139] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] <... futex resumed>) = 0 [pid 6134] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... openat resumed>) = 3 [pid 6140] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] <... futex resumed>) = 0 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6136] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... futex resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 6140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6137] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6136] <... futex resumed>) = 0 [pid 6134] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6140] dup(3 [pid 6139] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6136] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] <... dup resumed>) = 4 [pid 6139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5851] getdents64(3, [pid 6140] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] <... futex resumed>) = 1 [pid 6136] <... futex resumed>) = 0 [pid 6140] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6136] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6139] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6139] <... mprotect resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./18/binderfs", [pid 6139] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6139] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] unlink("./18/binderfs" [pid 6139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6141 attached [pid 6140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6136] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 6141] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6140] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6136] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] <... rseq resumed>) = 0 [pid 6139] <... clone3 resumed> => {parent_tid=[6141]}, 88) = 6141 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6141] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6139] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] close(3 [pid 6141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... close resumed>) = 0 [pid 6141] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] rmdir("./18" [pid 6141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] <... futex resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6141] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6139] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6141] <... openat resumed>) = 3 [pid 5851] mkdir("./19", 0777 [pid 6141] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... mkdir resumed>) = 0 [pid 6141] <... futex resumed>) = 1 [pid 6139] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6141] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6139] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6142 attached [pid 6141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6141] dup(3 [pid 6142] set_robust_list(0x555564940760, 24 [pid 6141] <... dup resumed>) = 4 [pid 6141] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6142 [pid 6142] <... set_robust_list resumed>) = 0 [pid 6141] <... futex resumed>) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6135] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6141] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] chdir("./19" [pid 6141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6139] <... futex resumed>) = 0 [pid 6135] <... futex resumed>) = 0 [pid 6142] <... chdir resumed>) = 0 [pid 6141] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6139] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6135] <... mmap resumed>) = 0x7f9655eba000 [pid 6134] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6135] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6134] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] <... prctl resumed>) = 0 [pid 6142] setpgid(0, 0 [pid 6135] <... mprotect resumed>) = 0 [pid 6134] <... futex resumed>) = 0 [pid 6142] <... setpgid resumed>) = 0 [pid 6142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6135] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6142] <... openat resumed>) = 3 [pid 6142] write(3, "1000", 4) = 4 [pid 6142] close(3 [pid 6134] <... mmap resumed>) = 0x7f9655eba000 [pid 6142] <... close resumed>) = 0 [pid 6142] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6142] write(1, "executing program\n", 18executing program ) = 18 [pid 6142] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6136] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6135] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6134] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6136] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6134] <... mprotect resumed>) = 0 [pid 6142] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6136] <... futex resumed>) = 0 [pid 6134] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6142] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6135] <... clone3 resumed> => {parent_tid=[6143]}, 88) = 6143 ./strace-static-x86_64: Process 6143 attached [pid 6142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6136] <... mmap resumed>) = 0x7f9655eba000 [pid 6134] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6143] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6136] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6135] rt_sigprocmask(SIG_SETMASK, [], [pid 6134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6144 attached [pid 6143] <... rseq resumed>) = 0 [pid 6142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... mprotect resumed>) = 0 [pid 6135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6144] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6143] set_robust_list(0x7f9655eda9a0, 24 [pid 6142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6136] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6135] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6134] <... clone3 resumed> => {parent_tid=[6144]}, 88) = 6144 [pid 6144] <... rseq resumed>) = 0 [pid 6143] <... set_robust_list resumed>) = 0 [pid 6136] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6135] <... futex resumed>) = 0 [pid 6134] rt_sigprocmask(SIG_SETMASK, [], [pid 6144] set_robust_list(0x7f9655eda9a0, 24 [pid 6143] rt_sigprocmask(SIG_SETMASK, [], [pid 6142] <... mmap resumed>) = 0x7f9655edb000 [pid 6136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6135] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6145 attached [pid 6144] <... set_robust_list resumed>) = 0 [pid 6143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6134] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6145] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6144] rt_sigprocmask(SIG_SETMASK, [], [pid 6143] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6136] <... clone3 resumed> => {parent_tid=[6145]}, 88) = 6145 [pid 6134] <... futex resumed>) = 0 [pid 6145] <... rseq resumed>) = 0 [pid 6144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6142] <... mprotect resumed>) = 0 [pid 6134] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6144] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6136] rt_sigprocmask(SIG_SETMASK, [], [pid 6145] set_robust_list(0x7f9655eda9a0, 24 [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6145] <... set_robust_list resumed>) = 0 [pid 6143] <... madvise resumed>) = 0 [pid 6142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6145] rt_sigprocmask(SIG_SETMASK, [], [pid 6142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6139] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6136] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6139] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6146 attached [pid 6145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] <... futex resumed>) = 0 [pid 6136] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6145] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6143] <... futex resumed>) = 1 [pid 6139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6135] <... futex resumed>) = 0 [pid 6146] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6145] <... madvise resumed>) = 0 [pid 6142] <... clone3 resumed> => {parent_tid=[6146]}, 88) = 6146 [pid 6139] <... mmap resumed>) = 0x7f9655eba000 [pid 6143] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6139] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6146] <... rseq resumed>) = 0 [pid 6144] <... madvise resumed>) = 0 [pid 6142] rt_sigprocmask(SIG_SETMASK, [], [pid 6139] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6146] set_robust_list(0x7f9655efb9a0, 24 [pid 6142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6146] <... set_robust_list resumed>) = 0 [pid 6144] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6142] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6147 attached [pid 6146] rt_sigprocmask(SIG_SETMASK, [], [pid 6144] <... futex resumed>) = 1 [pid 6142] <... futex resumed>) = 0 [pid 6134] <... futex resumed>) = 0 [pid 6146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6144] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6139] <... clone3 resumed> => {parent_tid=[6147]}, 88) = 6147 [pid 6147] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6146] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6139] rt_sigprocmask(SIG_SETMASK, [], [pid 6147] <... rseq resumed>) = 0 [pid 6145] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] <... futex resumed>) = 0 [pid 6147] set_robust_list(0x7f9655eda9a0, 24 [pid 6145] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6139] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] <... set_robust_list resumed>) = 0 [pid 6139] <... futex resumed>) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], [pid 6139] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6147] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6146] <... openat resumed>) = 3 [pid 6146] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = 1 [pid 6142] <... futex resumed>) = 0 [pid 6146] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6142] <... futex resumed>) = 0 [pid 6142] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6146] dup(3 [pid 6147] <... futex resumed>) = 1 [pid 6139] <... futex resumed>) = 0 [pid 6147] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6146] <... dup resumed>) = 4 [pid 6146] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6142] <... futex resumed>) = 0 [pid 6146] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6142] <... futex resumed>) = 0 [pid 6146] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6142] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] <... mmap resumed>) = 0x20000000 [pid 6138] <... mmap resumed>) = 0x20000000 [pid 6140] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6138] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... mmap resumed>) = 0x20000000 [pid 6136] exit_group(0 [pid 6135] exit_group(0 [pid 6145] <... futex resumed>) = ? [pid 6143] <... futex resumed>) = ? [pid 6138] <... futex resumed>) = ? [pid 6136] <... exit_group resumed>) = ? [pid 6135] <... exit_group resumed>) = ? [pid 6145] +++ exited with 0 +++ [pid 6143] +++ exited with 0 +++ [pid 6141] <... mmap resumed>) = 0x20000000 [pid 6140] +++ exited with 0 +++ [pid 6138] +++ exited with 0 +++ [pid 6137] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6136] +++ exited with 0 +++ [pid 6135] +++ exited with 0 +++ [pid 6141] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6139] exit_group(0 [pid 6137] <... futex resumed>) = 0 [pid 6134] exit_group(0 [pid 6147] <... futex resumed>) = ? [pid 6144] <... futex resumed>) = ? [pid 6141] <... futex resumed>) = ? [pid 6139] <... exit_group resumed>) = ? [pid 6134] <... exit_group resumed>) = ? [pid 6147] +++ exited with 0 +++ [pid 6144] +++ exited with 0 +++ [pid 6142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6141] +++ exited with 0 +++ [pid 6137] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6135, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6136, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6142] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5849] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6139] +++ exited with 0 +++ [pid 6134] +++ exited with 0 +++ [pid 5849] <... openat resumed>) = 3 [pid 5852] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6134, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6139, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5852] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5852] <... openat resumed>) = 3 [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] newfstatat(3, "", [pid 5849] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6146] <... mmap resumed>) = 0x20000000 [pid 6142] <... mmap resumed>) = 0x7f9655eba000 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5848] <... restart_syscall resumed>) = 0 [pid 6146] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6146] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6142] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6146] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] <... mprotect resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] unlink("./19/binderfs" [pid 6142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5850] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6148 attached [pid 6142] <... clone3 resumed> => {parent_tid=[6148]}, 88) = 6148 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... openat resumed>) = 3 [pid 5849] getdents64(3, [pid 5848] <... openat resumed>) = 3 [pid 6148] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6142] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5850] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6148] <... rseq resumed>) = 0 [pid 6142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] newfstatat(3, "", [pid 6148] set_robust_list(0x7f9655eda9a0, 24 [pid 6142] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] getdents64(3, [pid 5849] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6148] <... set_robust_list resumed>) = 0 [pid 6142] <... futex resumed>) = 0 [pid 5852] unlink("./19/binderfs" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... close resumed>) = 0 [pid 5848] getdents64(3, [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6142] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5849] rmdir("./19" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6148] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] getdents64(3, [pid 5850] newfstatat(AT_FDCWD, "./19/binderfs", [pid 5849] <... rmdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5849] mkdir("./20", 0777 [pid 5852] <... close resumed>) = 0 [pid 5852] rmdir("./19" [pid 5849] <... mkdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6148] <... madvise resumed>) = 0 [pid 5852] mkdir("./20", 0777 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./19/binderfs" [pid 6148] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6149 attached ) = 1 [pid 6142] <... futex resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6149 [pid 5848] newfstatat(AT_FDCWD, "./19/binderfs", [pid 6149] set_robust_list(0x555564940760, 24 [pid 6148] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] exit_group(0 [pid 6149] <... set_robust_list resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6142] <... exit_group resumed>) = ? [pid 5850] getdents64(3, [pid 6148] <... futex resumed>) = ? [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6146] <... futex resumed>) = ? [pid 6149] chdir("./20" [pid 6148] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6149] <... chdir resumed>) = 0 [pid 5850] close(3 [pid 6149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... close resumed>) = 0 [pid 6149] <... prctl resumed>) = 0 [pid 6149] setpgid(0, 0 [pid 5850] rmdir("./19") = 0 ./strace-static-x86_64: Process 6150 attached [pid 6149] <... setpgid resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6150 [pid 5848] unlink("./19/binderfs" [pid 6150] set_robust_list(0x555564940760, 24 [pid 6149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] mkdir("./20", 0777 [pid 6150] <... set_robust_list resumed>) = 0 [pid 6150] chdir("./20") = 0 [pid 6150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6149] <... openat resumed>) = 3 [pid 6150] <... prctl resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6151 attached [pid 5848] close(3) = 0 [pid 5848] rmdir("./19" [pid 6151] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6151 [pid 5848] <... rmdir resumed>) = 0 [pid 6151] <... set_robust_list resumed>) = 0 [pid 6151] chdir("./20") = 0 [pid 6150] setpgid(0, 0 [pid 6149] write(3, "1000", 4 [pid 5848] mkdir("./20", 0777 [pid 6150] <... setpgid resumed>) = 0 [pid 6149] <... write resumed>) = 4 [pid 6151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6149] close(3 [pid 5848] <... mkdir resumed>) = 0 [pid 6151] <... prctl resumed>) = 0 [pid 6149] <... close resumed>) = 0 [pid 6151] setpgid(0, 0 [pid 6149] symlink("/dev/binderfs", "./binderfs" [pid 6150] <... openat resumed>) = 3 [pid 6151] <... setpgid resumed>) = 0 [pid 6149] <... symlink resumed>) = 0 [pid 6150] write(3, "1000", 4executing program [pid 6151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6150] <... write resumed>) = 4 [pid 6149] write(1, "executing program\n", 18 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6150] close(3 [pid 6151] <... openat resumed>) = 3 [pid 6150] <... close resumed>) = 0 [pid 6149] <... write resumed>) = 18 [pid 6150] symlink("/dev/binderfs", "./binderfs" [pid 6149] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6152 attached [pid 6151] write(3, "1000", 4 [pid 6150] <... symlink resumed>) = 0 [pid 6149] <... futex resumed>) = 0 [pid 6151] <... write resumed>) = 4 [pid 6152] set_robust_list(0x555564940760, 24 [pid 6151] close(3executing program [pid 6150] write(1, "executing program\n", 18 [pid 6149] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6152] <... set_robust_list resumed>) = 0 [pid 6151] <... close resumed>) = 0 [pid 6149] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6151] symlink("/dev/binderfs", "./binderfs" [pid 6150] <... write resumed>) = 18 [pid 6149] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6146] +++ exited with 0 +++ [pid 6142] +++ exited with 0 +++ [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6152 [pid 6152] chdir("./20" [pid 6151] <... symlink resumed>) = 0 [pid 6150] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] <... chdir resumed>) = 0 executing program [pid 6151] write(1, "executing program\n", 18 [pid 6149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6142, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6150] <... futex resumed>) = 0 [pid 6152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6151] <... write resumed>) = 18 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6152] <... prctl resumed>) = 0 [pid 6151] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6149] <... mmap resumed>) = 0x7f9655edb000 [pid 6152] setpgid(0, 0 [pid 6151] <... futex resumed>) = 0 [pid 6150] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6149] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6152] <... setpgid resumed>) = 0 [pid 6151] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6150] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6151] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6149] <... mprotect resumed>) = 0 [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6152] <... openat resumed>) = 3 [pid 6151] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6152] write(3, "1000", 4 [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6150] <... mmap resumed>) = 0x7f9655edb000 [pid 6149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6152] <... write resumed>) = 4 [pid 6151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6152] close(3 [pid 6151] <... mmap resumed>) = 0x7f9655edb000 [pid 6152] <... close resumed>) = 0 [pid 5851] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6152] symlink("/dev/binderfs", "./binderfs" [pid 6151] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6152] <... symlink resumed>) = 0 [pid 6151] <... mprotect resumed>) = 0 [pid 6150] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6153 attached [pid 6151] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6150] <... mprotect resumed>) = 0 [pid 6153] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6152] write(1, "executing program\n", 18executing program [pid 6151] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6149] <... clone3 resumed> => {parent_tid=[6153]}, 88) = 6153 [pid 5851] <... openat resumed>) = 3 [pid 6153] set_robust_list(0x7f9655efb9a0, 24 [pid 6152] <... write resumed>) = 18 [pid 6151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6150] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] newfstatat(3, "", ./strace-static-x86_64: Process 6154 attached [pid 6153] <... set_robust_list resumed>) = 0 [pid 6152] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6154] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] <... futex resumed>) = 0 [pid 6150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6154] <... rseq resumed>) = 0 [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6151] <... clone3 resumed> => {parent_tid=[6154]}, 88) = 6154 [pid 5851] getdents64(3, ./strace-static-x86_64: Process 6155 attached [pid 6154] set_robust_list(0x7f9655efb9a0, 24 [pid 6153] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6152] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6151] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6155] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6154] <... set_robust_list resumed>) = 0 [pid 6153] <... openat resumed>) = 3 [pid 6152] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] <... futex resumed>) = 0 [pid 5851] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6155] <... rseq resumed>) = 0 [pid 6154] rt_sigprocmask(SIG_SETMASK, [], [pid 6153] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... clone3 resumed> => {parent_tid=[6155]}, 88) = 6155 [pid 6149] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6155] set_robust_list(0x7f9655efb9a0, 24 [pid 6154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6153] <... futex resumed>) = 0 [pid 6152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6151] <... futex resumed>) = 0 [pid 6150] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] newfstatat(AT_FDCWD, "./19/binderfs", [pid 6155] <... set_robust_list resumed>) = 0 [pid 6154] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6153] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] <... mmap resumed>) = 0x7f9655edb000 [pid 6151] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6155] rt_sigprocmask(SIG_SETMASK, [], [pid 6153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6152] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6150] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] unlink("./19/binderfs" [pid 6155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6154] <... openat resumed>) = 3 [pid 6153] dup(3 [pid 6152] <... mprotect resumed>) = 0 [pid 6150] <... futex resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 6154] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... dup resumed>) = 4 [pid 6149] <... futex resumed>) = 0 [pid 6150] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... futex resumed>) = 1 [pid 6153] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6153] <... futex resumed>) = 0 [pid 6149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6155] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6153] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6151] <... futex resumed>) = 0 [pid 6149] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6155] <... openat resumed>) = 3 [pid 6153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6152] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6151] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6155] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... futex resumed>) = 0 [pid 6153] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6151] <... futex resumed>) = 1 [pid 6149] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] close(3./strace-static-x86_64: Process 6156 attached [pid 6155] <... futex resumed>) = 1 [pid 6154] dup(3 [pid 6151] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] <... futex resumed>) = 0 [pid 6156] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6155] dup(3 [pid 6150] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... close resumed>) = 0 [pid 6156] <... rseq resumed>) = 0 [pid 6155] <... dup resumed>) = 4 [pid 6152] <... clone3 resumed> => {parent_tid=[6156]}, 88) = 6156 [pid 6150] <... futex resumed>) = 0 [pid 5851] rmdir("./19" [pid 6156] set_robust_list(0x7f9655efb9a0, 24 [pid 6155] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... rmdir resumed>) = 0 [pid 6156] <... set_robust_list resumed>) = 0 [pid 6155] <... futex resumed>) = 0 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6156] rt_sigprocmask(SIG_SETMASK, [], [pid 6155] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6152] <... futex resumed>) = 0 [pid 6150] <... futex resumed>) = 0 [pid 5851] mkdir("./20", 0777 [pid 6156] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6155] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6154] <... dup resumed>) = 4 [pid 6152] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... mkdir resumed>) = 0 [pid 6156] <... openat resumed>) = 3 [pid 6154] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] <... futex resumed>) = 1 [pid 6156] <... futex resumed>) = 1 [pid 6154] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] <... futex resumed>) = 0 [pid 6151] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6156] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6157 attached [pid 6156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6154] <... futex resumed>) = 0 [pid 6152] <... futex resumed>) = 0 [pid 6151] <... futex resumed>) = 1 [pid 6157] set_robust_list(0x555564940760, 24 [pid 6156] dup(3 [pid 6154] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6152] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] <... set_robust_list resumed>) = 0 [pid 6156] <... dup resumed>) = 4 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6157 [pid 6157] chdir("./20" [pid 6156] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] <... chdir resumed>) = 0 [pid 6156] <... futex resumed>) = 1 [pid 6152] <... futex resumed>) = 0 [pid 6157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6156] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6152] <... futex resumed>) = 0 [pid 6156] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6152] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] <... prctl resumed>) = 0 [pid 6157] setpgid(0, 0) = 0 executing program [pid 6157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6157] write(3, "1000", 4) = 4 [pid 6157] close(3) = 0 [pid 6157] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6157] write(1, "executing program\n", 18) = 18 [pid 6157] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6157] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6157] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6158 attached => {parent_tid=[6158]}, 88) = 6158 [pid 6157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6157] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6157] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6149] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6149] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... rseq resumed>) = 0 [pid 6158] set_robust_list(0x7f9655efb9a0, 24 [pid 6149] <... futex resumed>) = 0 [pid 6158] <... set_robust_list resumed>) = 0 [pid 6149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6149] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6158] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6158] <... openat resumed>) = 3 [pid 6149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6159 attached [pid 6158] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6157] <... futex resumed>) = 0 [pid 6149] <... clone3 resumed> => {parent_tid=[6159]}, 88) = 6159 [pid 6158] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6157] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6157] <... futex resumed>) = 0 [pid 6149] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6150] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6159] <... rseq resumed>) = 0 [pid 6157] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 6159] set_robust_list(0x7f9655eda9a0, 24 [pid 6150] <... futex resumed>) = 0 [pid 6159] <... set_robust_list resumed>) = 0 [pid 6150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6159] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6158] dup(3 [pid 6150] <... mmap resumed>) = 0x7f9655eba000 [pid 6149] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6151] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6150] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6158] <... dup resumed>) = 4 [pid 6151] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6151] <... futex resumed>) = 0 [pid 6150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6160 attached [pid 6158] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6152] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6152] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... mmap resumed>) = 0x7f9655eba000 [pid 6150] <... clone3 resumed> => {parent_tid=[6160]}, 88) = 6160 [pid 6152] <... futex resumed>) = 0 [pid 6151] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6150] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6151] <... mprotect resumed>) = 0 [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6150] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6150] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6161 attached [pid 6160] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6159] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = 1 [pid 6157] <... futex resumed>) = 0 [pid 6160] <... rseq resumed>) = 0 [pid 6159] <... futex resumed>) = 1 [pid 6157] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... clone3 resumed> => {parent_tid=[6161]}, 88) = 6161 [pid 6150] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6149] <... futex resumed>) = 0 [pid 6161] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6160] set_robust_list(0x7f9655eda9a0, 24 [pid 6159] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] <... futex resumed>) = 0 [pid 6151] rt_sigprocmask(SIG_SETMASK, [], [pid 6161] <... rseq resumed>) = 0 [pid 6160] <... set_robust_list resumed>) = 0 [pid 6157] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6152] <... mmap resumed>) = 0x7f9655eba000 [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] set_robust_list(0x7f9655eda9a0, 24 [pid 6160] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6151] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... set_robust_list resumed>) = 0 [pid 6160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] <... mprotect resumed>) = 0 [pid 6151] <... futex resumed>) = 0 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6160] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6152] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6151] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6152] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6162 attached [pid 6162] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6160] <... madvise resumed>) = 0 [pid 6152] <... clone3 resumed> => {parent_tid=[6162]}, 88) = 6162 [pid 6162] <... rseq resumed>) = 0 [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6162] set_robust_list(0x7f9655eda9a0, 24 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] <... set_robust_list resumed>) = 0 [pid 6152] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] rt_sigprocmask(SIG_SETMASK, [], [pid 6152] <... futex resumed>) = 0 [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6152] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6162] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6161] <... madvise resumed>) = 0 [pid 6160] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6160] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] <... futex resumed>) = 0 [pid 6161] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6161] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] <... futex resumed>) = 0 [pid 6162] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6152] <... futex resumed>) = 0 [pid 6162] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6157] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6157] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6163 attached [pid 6163] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6163] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6157] <... clone3 resumed> => {parent_tid=[6163]}, 88) = 6163 [pid 6163] rt_sigprocmask(SIG_SETMASK, [], [pid 6157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6157] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6157] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6163] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6163] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6157] <... futex resumed>) = 0 [pid 6163] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6154] <... mmap resumed>) = 0x20000000 [pid 6158] <... mmap resumed>) = 0x20000000 [pid 6158] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6156] <... mmap resumed>) = 0x20000000 [pid 6154] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... mmap resumed>) = 0x20000000 [pid 6151] exit_group(0 [pid 6161] <... futex resumed>) = ? [pid 6158] <... futex resumed>) = 0 [pid 6154] <... futex resumed>) = ? [pid 6153] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... exit_group resumed>) = ? [pid 6161] +++ exited with 0 +++ [pid 6158] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6156] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] <... mmap resumed>) = 0x20000000 [pid 6154] +++ exited with 0 +++ [pid 6153] <... futex resumed>) = 0 [pid 6157] exit_group(0 [pid 6156] <... futex resumed>) = 0 [pid 6155] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6149] exit_group(0 [pid 6163] <... futex resumed>) = ? [pid 6159] <... futex resumed>) = ? [pid 6158] <... futex resumed>) = ? [pid 6157] <... exit_group resumed>) = ? [pid 6156] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] <... futex resumed>) = 0 [pid 6153] <... futex resumed>) = ? [pid 6152] exit_group(0 [pid 6149] <... exit_group resumed>) = ? [pid 6163] +++ exited with 0 +++ [pid 6159] +++ exited with 0 +++ [pid 6158] +++ exited with 0 +++ [pid 6153] +++ exited with 0 +++ [pid 6155] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6152] <... exit_group resumed>) = ? [pid 6150] exit_group(0 [pid 6160] <... futex resumed>) = ? [pid 6155] <... futex resumed>) = ? [pid 6150] <... exit_group resumed>) = ? [pid 6162] <... futex resumed>) = ? [pid 6160] +++ exited with 0 +++ [pid 6157] +++ exited with 0 +++ [pid 6156] <... futex resumed>) = ? [pid 6155] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6157, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6162] +++ exited with 0 +++ [pid 6151] +++ exited with 0 +++ [pid 5851] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5851] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6150] +++ exited with 0 +++ [pid 6149] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6151, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6150, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5851] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6149, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5852] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] getdents64(3, [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5849] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(3, "", [pid 5851] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... openat resumed>) = 3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(3, "", [pid 5852] getdents64(3, [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] getdents64(3, [pid 5852] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5851] unlink("./20/binderfs" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] unlink("./20/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] getdents64(3, [pid 5851] getdents64(3, [pid 5850] unlink("./20/binderfs" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] getdents64(3, [pid 5851] close(3 [pid 5850] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(AT_FDCWD, "./20/binderfs", [pid 5852] close(3 [pid 5851] rmdir("./20" [pid 5850] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] unlink("./20/binderfs" [pid 5850] rmdir("./20" [pid 5852] rmdir("./20" [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] mkdir("./21", 0777 [pid 5851] mkdir("./21", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] getdents64(3, [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6164 attached [pid 5852] mkdir("./21", 0777 [pid 5849] close(3 [pid 6164] set_robust_list(0x555564940760, 24 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6164] <... set_robust_list resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6164 [pid 5849] rmdir("./20" [pid 6164] chdir("./21" [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6165 attached [pid 6164] <... chdir resumed>) = 0 [pid 6164] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6166 attached ) = 0 [pid 6166] set_robust_list(0x555564940760, 24 [pid 6164] setpgid(0, 0 [pid 6166] <... set_robust_list resumed>) = 0 [pid 6165] set_robust_list(0x555564940760, 24 [pid 6164] <... setpgid resumed>) = 0 [pid 6165] <... set_robust_list resumed>) = 0 [pid 6164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6165 [pid 5849] mkdir("./21", 0777 [pid 6166] chdir("./21" [pid 6165] chdir("./21" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6166 [pid 5849] <... mkdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6166] <... chdir resumed>) = 0 [pid 6165] <... chdir resumed>) = 0 [pid 6164] <... openat resumed>) = 3 [pid 6156] +++ exited with 0 +++ [pid 6152] +++ exited with 0 +++ [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6166] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6167 attached [pid 6166] setpgid(0, 0 [pid 6165] setpgid(0, 0 [pid 6164] write(3, "1000", 4 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6152, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6166] <... setpgid resumed>) = 0 [pid 6165] <... setpgid resumed>) = 0 [pid 6164] <... write resumed>) = 4 [pid 6167] set_robust_list(0x555564940760, 24 [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6164] close(3 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6167 [pid 6167] <... set_robust_list resumed>) = 0 [pid 6167] chdir("./21" [pid 6165] <... openat resumed>) = 3 [pid 6164] <... close resumed>) = 0 [pid 6167] <... chdir resumed>) = 0 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6164] symlink("/dev/binderfs", "./binderfs" [pid 6167] setpgid(0, 0 [pid 6166] <... openat resumed>) = 3 [pid 6167] <... setpgid resumed>) = 0 [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6166] write(3, "1000", 4 [pid 6165] write(3, "1000", 4 [pid 6164] <... symlink resumed>) = 0 [pid 5848] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6166] <... write resumed>) = 4 [pid 6165] <... write resumed>) = 4 [pid 6166] close(3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6165] close(3 [pid 6166] <... close resumed>) = 0 [pid 6165] <... close resumed>) = 0 [pid 6164] write(1, "executing program\n", 18executing program [pid 6166] symlink("/dev/binderfs", "./binderfs" [pid 5848] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6165] symlink("/dev/binderfs", "./binderfs" [pid 6164] <... write resumed>) = 18 [pid 5848] <... openat resumed>) = 3 [pid 6167] <... openat resumed>) = 3 [pid 6165] <... symlink resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6167] write(3, "1000", 4 [pid 6164] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... write resumed>) = 4 [pid 6166] <... symlink resumed>) = 0 [pid 6167] close(3) = 0 [pid 6167] symlink("/dev/binderfs", "./binderfs"executing program [pid 6166] write(1, "executing program\n", 18executing program [pid 6165] write(1, "executing program\n", 18 [pid 6164] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6167] <... symlink resumed>) = 0 [pid 6166] <... write resumed>) = 18 [pid 6165] <... write resumed>) = 18 [pid 6164] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] getdents64(3, [pid 6167] write(1, "executing program\n", 18 [pid 6166] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6166] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = 0 [pid 6164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6166] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6165] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6166] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6165] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6165] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6164] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] newfstatat(AT_FDCWD, "./20/binderfs", [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6164] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6166] <... mmap resumed>) = 0x7f9655edb000 [pid 6165] <... mmap resumed>) = 0x7f9655edb000 [pid 6164] <... mprotect resumed>) = 0 executing program [pid 6166] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6165] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6167] <... write resumed>) = 18 [pid 5848] unlink("./20/binderfs" [pid 6167] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... mprotect resumed>) = 0 [pid 6165] <... mprotect resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6167] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6167] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6165] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6165] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] getdents64(3, [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6165] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6168 attached [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6169 attached [pid 6166] <... clone3 resumed> => {parent_tid=[6168]}, 88) = 6168 [pid 6165] <... clone3 resumed> => {parent_tid=[6169]}, 88) = 6169 [pid 5848] close(3 [pid 6167] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6170 attached [pid 6169] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6168] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6166] rt_sigprocmask(SIG_SETMASK, [], [pid 6165] rt_sigprocmask(SIG_SETMASK, [], [pid 6164] <... clone3 resumed> => {parent_tid=[6170]}, 88) = 6170 [pid 5848] <... close resumed>) = 0 [pid 6170] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6169] <... rseq resumed>) = 0 [pid 6168] <... rseq resumed>) = 0 [pid 6167] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6164] rt_sigprocmask(SIG_SETMASK, [], [pid 6170] <... rseq resumed>) = 0 [pid 6168] set_robust_list(0x7f9655efb9a0, 24 [pid 6170] set_robust_list(0x7f9655efb9a0, 24 [pid 6167] <... mprotect resumed>) = 0 [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6170] <... set_robust_list resumed>) = 0 [pid 6168] <... set_robust_list resumed>) = 0 [pid 6169] set_robust_list(0x7f9655efb9a0, 24 [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] rmdir("./20" [pid 6170] rt_sigprocmask(SIG_SETMASK, [], [pid 6169] <... set_robust_list resumed>) = 0 [pid 6168] rt_sigprocmask(SIG_SETMASK, [], [pid 6167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6166] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6169] rt_sigprocmask(SIG_SETMASK, [], [pid 6168] <... rt_sigprocmask resumed>NULL, 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6170] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6166] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = 0 [pid 6164] <... futex resumed>) = 0 [pid 6170] <... openat resumed>) = 3 [pid 6169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6164] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./21", 0777./strace-static-x86_64: Process 6171 attached [pid 6170] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6168] <... openat resumed>) = 3 [pid 6164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6171] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6170] <... futex resumed>) = 0 [pid 6169] <... openat resumed>) = 3 [pid 6168] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... clone3 resumed> => {parent_tid=[6171]}, 88) = 6171 [pid 6164] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... mkdir resumed>) = 0 [pid 6171] <... rseq resumed>) = 0 [pid 6170] dup(3 [pid 6169] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... futex resumed>) = 1 [pid 6167] rt_sigprocmask(SIG_SETMASK, [], [pid 6166] <... futex resumed>) = 0 [pid 6164] <... futex resumed>) = 0 [pid 6171] set_robust_list(0x7f9655efb9a0, 24 [pid 6170] <... dup resumed>) = 4 [pid 6169] <... futex resumed>) = 1 [pid 6168] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... futex resumed>) = 0 [pid 6164] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6171] <... set_robust_list resumed>) = 0 [pid 6170] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... futex resumed>) = 0 [pid 6165] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6172 attached [pid 6171] rt_sigprocmask(SIG_SETMASK, [], [pid 6170] <... futex resumed>) = 0 [pid 6169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6168] dup(3 [pid 6167] <... futex resumed>) = 0 [pid 6166] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] <... futex resumed>) = 0 [pid 6164] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] set_robust_list(0x555564940760, 24 [pid 6171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6170] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6169] dup(3 [pid 6168] <... dup resumed>) = 4 [pid 6167] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6165] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] <... futex resumed>) = 0 [pid 6172] <... set_robust_list resumed>) = 0 [pid 6171] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6169] <... dup resumed>) = 4 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6172 [pid 6172] chdir("./21" [pid 6171] <... openat resumed>) = 3 [pid 6169] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6165] <... futex resumed>) = 0 [pid 6172] <... chdir resumed>) = 0 [pid 6171] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6165] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6171] <... futex resumed>) = 0 [pid 6164] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6168] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6168] <... futex resumed>) = 1 [pid 6165] <... futex resumed>) = 0 [pid 6165] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] <... prctl resumed>) = 0 [pid 6171] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6168] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] <... futex resumed>) = 0 [pid 6166] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6172] setpgid(0, 0 [pid 6168] <... futex resumed>) = 0 [pid 6166] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... setpgid resumed>) = 0 [pid 6168] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6167] <... futex resumed>) = 1 [pid 6172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6171] <... futex resumed>) = 0 [pid 6172] <... openat resumed>) = 3 [pid 6171] dup(3 [pid 6167] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6171] <... dup resumed>) = 4 [pid 6172] write(3, "1000", 4) = 4 [pid 6171] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] close(3 [pid 6171] <... futex resumed>) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6172] <... close resumed>) = 0 [pid 6171] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6172] write(1, "executing program\n", 18 [pid 6167] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... write resumed>) = 18 executing program [pid 6172] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 1 [pid 6171] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6167] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] <... futex resumed>) = 0 [pid 6172] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6172] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6173 attached => {parent_tid=[6173]}, 88) = 6173 [pid 6173] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], [pid 6173] <... rseq resumed>) = 0 [pid 6172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] set_robust_list(0x7f9655efb9a0, 24 [pid 6172] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... set_robust_list resumed>) = 0 [pid 6172] <... futex resumed>) = 0 [pid 6172] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6173] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6173] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6172] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] dup(3) = 4 [pid 6173] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6173] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6172] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6173] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6165] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6166] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6167] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6166] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... futex resumed>) = 0 [pid 6165] <... futex resumed>) = 0 [pid 6164] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6165] <... mmap resumed>) = 0x7f9655eba000 [pid 6165] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6165] <... mprotect resumed>) = 0 [pid 6167] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6174 attached [pid 6165] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6164] <... mmap resumed>) = 0x7f9655eba000 [pid 6174] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6165] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6164] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6174] <... rseq resumed>) = 0 [pid 6165] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6167] <... clone3 resumed> => {parent_tid=[6174]}, 88) = 6174 [pid 6164] <... mprotect resumed>) = 0 [pid 6167] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6175 attached [pid 6174] set_robust_list(0x7f9655eda9a0, 24 [pid 6172] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6174] <... set_robust_list resumed>) = 0 [pid 6174] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6172] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6165] <... clone3 resumed> => {parent_tid=[6175]}, 88) = 6175 [pid 6174] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... futex resumed>) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6165] rt_sigprocmask(SIG_SETMASK, [], [pid 6172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6176 attached ) = 0x7f9655eba000 [pid 6167] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6175] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6172] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6165] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6175] <... rseq resumed>) = 0 [pid 6176] <... rseq resumed>) = 0 [pid 6175] set_robust_list(0x7f9655eda9a0, 24 [pid 6174] <... futex resumed>) = 0 [pid 6172] <... mprotect resumed>) = 0 [pid 6167] <... futex resumed>) = 1 [pid 6165] <... futex resumed>) = 0 [pid 6176] set_robust_list(0x7f9655eda9a0, 24 [pid 6175] <... set_robust_list resumed>) = 0 [pid 6174] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6165] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6164] <... clone3 resumed> => {parent_tid=[6176]}, 88) = 6176 [pid 6176] <... set_robust_list resumed>) = 0 [pid 6175] rt_sigprocmask(SIG_SETMASK, [], [pid 6167] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6164] rt_sigprocmask(SIG_SETMASK, [], [pid 6172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6175] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6164] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6177 attached [pid 6164] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6176] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6174] <... madvise resumed>) = 0 [pid 6164] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] <... mmap resumed>) = 0x7f9655eba000 [pid 6166] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6177] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6176] <... madvise resumed>) = 0 [pid 6175] <... madvise resumed>) = 0 [pid 6174] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... clone3 resumed> => {parent_tid=[6177]}, 88) = 6177 [pid 6177] <... rseq resumed>) = 0 [pid 6177] set_robust_list(0x7f9655eda9a0, 24 [pid 6174] <... futex resumed>) = 1 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], [pid 6167] <... futex resumed>) = 0 [pid 6177] <... set_robust_list resumed>) = 0 [pid 6176] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6174] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] <... mprotect resumed>) = 0 [pid 6177] rt_sigprocmask(SIG_SETMASK, [], [pid 6176] <... futex resumed>) = 1 [pid 6175] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6164] <... futex resumed>) = 0 [pid 6177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6176] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6175] <... futex resumed>) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6165] <... futex resumed>) = 0 [pid 6177] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6175] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6178 attached [pid 6178] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6166] <... clone3 resumed> => {parent_tid=[6178]}, 88) = 6178 [pid 6166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6178] set_robust_list(0x7f9655eda9a0, 24 [pid 6166] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6178] <... set_robust_list resumed>) = 0 [pid 6166] <... futex resumed>) = 0 [pid 6166] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6178] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6177] <... madvise resumed>) = 0 [pid 6169] <... mmap resumed>) = 0x20000000 [pid 6173] <... mmap resumed>) = 0x20000000 [pid 6173] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] <... mmap resumed>) = 0x20000000 [pid 6177] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] <... futex resumed>) = 0 [pid 6170] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6177] <... futex resumed>) = 1 [pid 6173] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... futex resumed>) = 0 [pid 6170] <... futex resumed>) = 0 [pid 6177] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6169] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] exit_group(0 [pid 6170] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6169] <... futex resumed>) = 0 [pid 6165] exit_group(0 [pid 6177] <... futex resumed>) = ? [pid 6173] <... futex resumed>) = ? [pid 6164] exit_group(0 [pid 6175] <... futex resumed>) = ? [pid 6177] +++ exited with 0 +++ [pid 6175] +++ exited with 0 +++ [pid 6165] <... exit_group resumed>) = ? [pid 6170] <... futex resumed>) = ? [pid 6164] <... exit_group resumed>) = ? [pid 6176] <... futex resumed>) = ? [pid 6176] +++ exited with 0 +++ [pid 6170] +++ exited with 0 +++ [pid 6168] <... mmap resumed>) = 0x20000000 [pid 6168] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6168] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6178] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] +++ exited with 0 +++ [pid 6172] <... exit_group resumed>) = ? [pid 6171] <... mmap resumed>) = 0x20000000 [pid 6169] +++ exited with 0 +++ [pid 6165] +++ exited with 0 +++ [pid 6164] +++ exited with 0 +++ [pid 6178] <... futex resumed>) = 1 [pid 6166] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6165, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6178] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6171] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] exit_group(0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6164, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6178] <... futex resumed>) = ? [pid 6171] <... futex resumed>) = 0 [pid 6168] <... futex resumed>) = ? [pid 6166] <... exit_group resumed>) = ? [pid 6178] +++ exited with 0 +++ [pid 6168] +++ exited with 0 +++ [pid 6167] exit_group(0 [pid 5850] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./21/binderfs") = 0 [pid 5850] getdents64(3, [pid 6174] <... futex resumed>) = ? [pid 6172] +++ exited with 0 +++ [pid 6167] <... exit_group resumed>) = ? [pid 6166] +++ exited with 0 +++ [pid 6174] +++ exited with 0 +++ [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6166, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] close(3) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6172, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] rmdir("./21") = 0 [pid 5852] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] newfstatat(3, "", [pid 5850] mkdir("./22", 0777 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] newfstatat(AT_FDCWD, "./21/binderfs", ./strace-static-x86_64: Process 6179 attached [pid 5852] <... openat resumed>) = 3 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6179] set_robust_list(0x555564940760, 24 [pid 5852] newfstatat(3, "", [pid 6179] <... set_robust_list resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6179] chdir("./22" [pid 5852] getdents64(3, [pid 5851] unlink("./21/binderfs" [pid 6179] <... chdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... unlink resumed>) = 0 [pid 5848] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] getdents64(3, [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6179 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6179] <... prctl resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6179] setpgid(0, 0 [pid 5852] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5851] close(3 [pid 5848] <... openat resumed>) = 3 [pid 6179] <... setpgid resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] unlink("./21/binderfs" [pid 5851] <... close resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 5852] <... unlink resumed>) = 0 [pid 5851] rmdir("./21" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6179] <... openat resumed>) = 3 [pid 5852] getdents64(3, [pid 5851] <... rmdir resumed>) = 0 [pid 5848] getdents64(3, [pid 6179] write(3, "1000", 4 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6179] <... write resumed>) = 4 [pid 5852] close(3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6179] close(3 [pid 5852] <... close resumed>) = 0 [pid 5851] mkdir("./22", 0777 [pid 5848] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6179] <... close resumed>) = 0 [pid 5852] rmdir("./21" [pid 5851] <... mkdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6179] symlink("/dev/binderfs", "./binderfs" [pid 5848] newfstatat(AT_FDCWD, "./21/binderfs", [pid 5852] <... rmdir resumed>) = 0 [pid 6179] <... symlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./21/binderfs" [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6180 attached , child_tidptr=0x555564940750) = 6180 [pid 6180] set_robust_list(0x555564940760, 24) = 0 [pid 6180] chdir("./22"executing program ) = 0 [pid 6179] write(1, "executing program\n", 18 [pid 5852] mkdir("./22", 0777 [pid 5848] <... unlink resumed>) = 0 [pid 6179] <... write resumed>) = 18 [pid 6180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 6179] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6180] setpgid(0, 0 [pid 6179] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6181 attached [pid 6180] <... setpgid resumed>) = 0 [pid 6179] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] getdents64(3, [pid 6180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6179] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6181 [pid 6179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6181] set_robust_list(0x555564940760, 24 [pid 6179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6181] <... set_robust_list resumed>) = 0 [pid 6181] chdir("./22" [pid 6180] <... openat resumed>) = 3 [pid 6179] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6181] <... chdir resumed>) = 0 [pid 6180] write(3, "1000", 4 [pid 6179] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] close(3 [pid 6181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6180] <... write resumed>) = 4 [pid 6179] <... mprotect resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6181] <... prctl resumed>) = 0 [pid 6180] close(3 [pid 6179] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] rmdir("./21" [pid 6181] setpgid(0, 0 [pid 6180] <... close resumed>) = 0 [pid 6179] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6181] <... setpgid resumed>) = 0 [pid 6179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6182 attached [pid 6181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6180] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... rmdir resumed>) = 0 [pid 6182] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6181] <... openat resumed>) = 3 [pid 6180] <... symlink resumed>) = 0 [pid 6179] <... clone3 resumed> => {parent_tid=[6182]}, 88) = 6182 [pid 6182] <... rseq resumed>) = 0 [pid 6181] write(3, "1000", 4 [pid 6179] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] set_robust_list(0x7f9655efb9a0, 24 [pid 6181] <... write resumed>) = 4 [pid 6182] <... set_robust_list resumed>) = 0 [pid 6179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6181] close(3 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6179] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6179] <... futex resumed>) = 0 [pid 6182] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIMEexecuting program [pid 6181] <... close resumed>) = 0 [pid 6180] write(1, "executing program\n", 18 [pid 6179] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./22", 0777 [pid 6181] symlink("/dev/binderfs", "./binderfs" [pid 6180] <... write resumed>) = 18 [pid 5848] <... mkdir resumed>) = 0 [pid 6181] <... symlink resumed>) = 0 [pid 6180] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6181] write(1, "executing program\n", 18executing program [pid 6180] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6181] <... write resumed>) = 18 [pid 6180] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6181] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6183 attached [pid 6181] <... futex resumed>) = 0 [pid 6180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6181] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6183] set_robust_list(0x555564940760, 24 [pid 6182] <... openat resumed>) = 3 [pid 6181] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6171] +++ exited with 0 +++ [pid 6167] +++ exited with 0 +++ [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6183 [pid 6183] <... set_robust_list resumed>) = 0 [pid 6182] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6180] <... mmap resumed>) = 0x7f9655edb000 [pid 6183] chdir("./22" [pid 6182] <... futex resumed>) = 1 [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6180] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6179] <... futex resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6183] <... chdir resumed>) = 0 [pid 6182] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6180] <... mprotect resumed>) = 0 [pid 6179] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] <... mmap resumed>) = 0x7f9655edb000 [pid 6180] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6179] <... futex resumed>) = 0 [pid 6183] <... prctl resumed>) = 0 [pid 6182] dup(3 [pid 6181] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6179] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6183] setpgid(0, 0 [pid 6182] <... dup resumed>) = 4 [pid 6180] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6183] <... setpgid resumed>) = 0 [pid 6182] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... mprotect resumed>) = 0 [pid 6180] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6182] <... futex resumed>) = 1 [pid 6181] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6179] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6184 attached [pid 6179] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6184] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6179] <... futex resumed>) = 0 [pid 6184] <... rseq resumed>) = 0 [pid 6179] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6184] set_robust_list(0x7f9655efb9a0, 24./strace-static-x86_64: Process 6185 attached ) = 0 [pid 6183] <... openat resumed>) = 3 [pid 6182] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6180] <... clone3 resumed> => {parent_tid=[6184]}, 88) = 6184 [pid 5849] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6185] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6184] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] write(3, "1000", 4 [pid 6180] rt_sigprocmask(SIG_SETMASK, [], [pid 6185] <... rseq resumed>) = 0 [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... write resumed>) = 4 [pid 6181] <... clone3 resumed> => {parent_tid=[6185]}, 88) = 6185 [pid 6180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... openat resumed>) = 3 [pid 6185] set_robust_list(0x7f9655efb9a0, 24 [pid 6184] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] close(3 [pid 6181] rt_sigprocmask(SIG_SETMASK, [], [pid 6180] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(3, "", [pid 6185] <... set_robust_list resumed>) = 0 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] <... close resumed>) = 0 [pid 6180] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6185] rt_sigprocmask(SIG_SETMASK, [], [pid 6184] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6183] symlink("/dev/binderfs", "./binderfs" [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6180] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] getdents64(3, [pid 6185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] <... openat resumed>) = 3 [pid 6181] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6184] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... symlink resumed>) = 0 [pid 6181] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6185] <... openat resumed>) = 3 [pid 6184] <... futex resumed>) = 1 executing program [pid 6181] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] <... futex resumed>) = 0 [pid 6185] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] write(1, "executing program\n", 18 [pid 6180] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6183] <... write resumed>) = 18 [pid 6180] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6180] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(AT_FDCWD, "./21/binderfs", [pid 6185] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6181] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6185] dup(3 [pid 6184] dup(3 [pid 6181] <... futex resumed>) = 0 [pid 6185] <... dup resumed>) = 4 [pid 6184] <... dup resumed>) = 4 [pid 6183] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] unlink("./21/binderfs" [pid 6185] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = 0 [pid 6181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] <... unlink resumed>) = 0 [pid 6185] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = 1 [pid 6183] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6181] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... futex resumed>) = 0 [pid 5849] getdents64(3, [pid 6185] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6184] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6181] <... futex resumed>) = 0 [pid 6180] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6180] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6181] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] close(3 [pid 6184] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5849] <... close resumed>) = 0 [pid 6183] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5849] rmdir("./21" [pid 6183] <... mprotect resumed>) = 0 [pid 6183] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6179] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6186 attached [pid 6183] <... clone3 resumed> => {parent_tid=[6186]}, 88) = 6186 [pid 6179] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6179] <... futex resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6186] <... rseq resumed>) = 0 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6179] <... mmap resumed>) = 0x7f9655eba000 [pid 5849] mkdir("./22", 0777 [pid 6186] set_robust_list(0x7f9655efb9a0, 24 [pid 6183] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6183] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6186] <... set_robust_list resumed>) = 0 [pid 6183] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6186] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6187 attached NULL, 8) = 0 [pid 6187] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6186] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6179] <... clone3 resumed> => {parent_tid=[6187]}, 88) = 6187 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6179] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... openat resumed>) = 3 [pid 6186] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] <... rseq resumed>) = 0 [pid 6179] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6179] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6188 attached [pid 6187] set_robust_list(0x7f9655eda9a0, 24 [pid 6186] <... futex resumed>) = 1 [pid 6183] <... futex resumed>) = 0 [pid 6187] <... set_robust_list resumed>) = 0 [pid 6186] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] set_robust_list(0x555564940760, 24 [pid 6186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] <... futex resumed>) = 0 [pid 6186] dup(3 [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... dup resumed>) = 4 [pid 6183] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6186] <... futex resumed>) = 0 [pid 6188] <... set_robust_list resumed>) = 0 [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6183] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] chdir("./22" [pid 6187] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6188 [pid 6183] <... futex resumed>) = 0 [pid 6183] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6188] <... chdir resumed>) = 0 [pid 6180] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6180] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... prctl resumed>) = 0 [pid 6180] <... futex resumed>) = 0 [pid 6188] setpgid(0, 0 [pid 6180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6188] <... setpgid resumed>) = 0 [pid 6187] <... madvise resumed>) = 0 [pid 6180] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6181] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6180] <... mprotect resumed>) = 0 [pid 6181] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6180] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6188] <... openat resumed>) = 3 [pid 6181] <... mmap resumed>) = 0x7f9655eba000 [pid 6180] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6187] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6180] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6188] write(3, "1000", 4 [pid 6187] <... futex resumed>) = 1 [pid 6181] <... mprotect resumed>) = 0 [pid 6179] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6189 attached [pid 6188] <... write resumed>) = 4 [pid 6187] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6188] close(3 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}executing program [pid 6188] <... close resumed>) = 0 [pid 6180] <... clone3 resumed> => {parent_tid=[6189]}, 88) = 6189 ./strace-static-x86_64: Process 6190 attached [pid 6189] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6188] symlink("/dev/binderfs", "./binderfs" [pid 6190] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6181] <... clone3 resumed> => {parent_tid=[6190]}, 88) = 6190 [pid 6190] <... rseq resumed>) = 0 [pid 6188] <... symlink resumed>) = 0 [pid 6181] rt_sigprocmask(SIG_SETMASK, [], [pid 6180] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] <... rseq resumed>) = 0 [pid 6190] set_robust_list(0x7f9655eda9a0, 24 [pid 6188] write(1, "executing program\n", 18 [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] set_robust_list(0x7f9655eda9a0, 24 [pid 6188] <... write resumed>) = 18 [pid 6181] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... set_robust_list resumed>) = 0 [pid 6189] <... set_robust_list resumed>) = 0 [pid 6188] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6181] <... futex resumed>) = 0 [pid 6180] <... futex resumed>) = 0 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] rt_sigprocmask(SIG_SETMASK, [], [pid 6188] <... futex resumed>) = 0 [pid 6181] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6180] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6188] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6189] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6190] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6188] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6190] <... madvise resumed>) = 0 [pid 6189] <... madvise resumed>) = 0 [pid 6188] <... mmap resumed>) = 0x7f9655edb000 [pid 6188] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6183] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6190] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6188] <... mprotect resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6181] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = 0 [pid 6190] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6189] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6183] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6191 attached [pid 6183] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6188] <... clone3 resumed> => {parent_tid=[6191]}, 88) = 6191 [pid 6183] <... mprotect resumed>) = 0 [pid 6191] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6189] <... futex resumed>) = 1 [pid 6188] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6180] <... futex resumed>) = 0 [pid 6191] <... rseq resumed>) = 0 [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6188] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6188] <... futex resumed>) = 0 [pid 6191] set_robust_list(0x7f9655efb9a0, 24 [pid 6188] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6192 attached [pid 6191] <... set_robust_list resumed>) = 0 [pid 6191] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... clone3 resumed> => {parent_tid=[6192]}, 88) = 6192 [pid 6192] <... rseq resumed>) = 0 [pid 6191] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6192] set_robust_list(0x7f9655eda9a0, 24 [pid 6191] <... openat resumed>) = 3 [pid 6192] <... set_robust_list resumed>) = 0 [pid 6191] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6192] rt_sigprocmask(SIG_SETMASK, [], [pid 6191] <... futex resumed>) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6183] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6191] dup(3 [pid 6188] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] <... futex resumed>) = 0 [pid 6192] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6188] <... futex resumed>) = 0 [pid 6183] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... dup resumed>) = 4 [pid 6188] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] <... futex resumed>) = 0 [pid 6188] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6188] <... futex resumed>) = 0 [pid 6188] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6192] <... madvise resumed>) = 0 [pid 6192] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6183] <... futex resumed>) = 0 [pid 6192] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] <... mmap resumed>) = 0x20000000 [pid 6186] <... mmap resumed>) = 0x20000000 [pid 6185] <... mmap resumed>) = 0x20000000 [pid 6184] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... futex resumed>) = 0 [pid 6182] <... mmap resumed>) = 0x20000000 [pid 6180] exit_group(0 [pid 6189] <... futex resumed>) = ? [pid 6186] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6185] <... futex resumed>) = 0 [pid 6182] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6180] <... exit_group resumed>) = ? [pid 6189] +++ exited with 0 +++ [pid 6186] <... futex resumed>) = 0 [pid 6185] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] +++ exited with 0 +++ [pid 6183] exit_group(0 [pid 6182] <... futex resumed>) = 0 [pid 6179] exit_group(0 [pid 6192] <... futex resumed>) = ? [pid 6191] <... mmap resumed>) = 0x20000000 [pid 6188] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6187] <... futex resumed>) = ? [pid 6183] <... exit_group resumed>) = ? [pid 6181] exit_group(0 [pid 6179] <... exit_group resumed>) = ? [pid 6192] +++ exited with 0 +++ [pid 6191] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... futex resumed>) = ? [pid 6188] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] +++ exited with 0 +++ [pid 6186] +++ exited with 0 +++ [pid 6185] <... futex resumed>) = ? [pid 6183] +++ exited with 0 +++ [pid 6182] +++ exited with 0 +++ [pid 6181] <... exit_group resumed>) = ? [pid 6180] +++ exited with 0 +++ [pid 6179] +++ exited with 0 +++ [pid 6191] <... futex resumed>) = 0 [pid 6190] +++ exited with 0 +++ [pid 6188] <... futex resumed>) = 0 [pid 6185] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6180, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6179, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6191] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6188] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... madvise resumed>) = 0 [pid 6181] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6183, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6191] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6188] <... futex resumed>) = 0 [pid 5852] --- 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 6191] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6188] exit_group(0 [pid 6191] <... futex resumed>) = ? [pid 6188] <... exit_group resumed>) = ? [pid 5852] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5852] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5851] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] unlink("./22/binderfs" [pid 5851] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5850] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] getdents64(3, [pid 5850] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] close(3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] getdents64(3, [pid 5852] <... close resumed>) = 0 [pid 5851] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] rmdir("./22" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5850] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] mkdir("./23", 0777 [pid 5851] unlink("./22/binderfs" [pid 5850] unlink("./22/binderfs" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... unlink resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./22/binderfs", [pid 5852] <... mkdir resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5851] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] unlink("./22/binderfs" [pid 5851] close(3 [pid 5848] <... unlink resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... close resumed>) = 0 [pid 5848] getdents64(3, [pid 5851] rmdir("./22" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./22" [pid 5851] mkdir("./23", 0777 [pid 5848] <... rmdir resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6193 [pid 5850] getdents64(3, [pid 5848] mkdir("./23", 0777 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6193 attached [pid 5850] close(3 [pid 6193] set_robust_list(0x555564940760, 24 [pid 5850] <... close resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6194 attached [pid 6193] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6195 attached [pid 6194] set_robust_list(0x555564940760, 24 [pid 6193] chdir("./23" [pid 5850] rmdir("./22" [pid 6195] set_robust_list(0x555564940760, 24 [pid 6194] <... set_robust_list resumed>) = 0 [pid 6193] <... chdir resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6194 [pid 5850] <... rmdir resumed>) = 0 [pid 6195] <... set_robust_list resumed>) = 0 [pid 6193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6194] chdir("./23" [pid 6193] <... prctl resumed>) = 0 [pid 6195] chdir("./23" [pid 6193] setpgid(0, 0 [pid 6195] <... chdir resumed>) = 0 [pid 6195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6193] <... setpgid resumed>) = 0 [pid 6195] <... prctl resumed>) = 0 [pid 6193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] mkdir("./23", 0777 [pid 6195] setpgid(0, 0 [pid 6194] <... chdir resumed>) = 0 [pid 6193] <... openat resumed>) = 3 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6195 [pid 6195] <... setpgid resumed>) = 0 [pid 6193] write(3, "1000", 4 [pid 6195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6193] <... write resumed>) = 4 [pid 6195] <... openat resumed>) = 3 [pid 6194] <... prctl resumed>) = 0 [pid 6193] close(3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6196 attached [pid 6195] write(3, "1000", 4 [pid 6194] setpgid(0, 0 [pid 6193] <... close resumed>) = 0 [pid 6195] <... write resumed>) = 4 [pid 6194] <... setpgid resumed>) = 0 [pid 6193] symlink("/dev/binderfs", "./binderfs" [pid 6196] set_robust_list(0x555564940760, 24 [pid 6195] close(3 [pid 6196] <... set_robust_list resumed>) = 0 [pid 6193] <... symlink resumed>) = 0 [pid 6195] <... close resumed>) = 0 [pid 6193] write(1, "executing program\n", 18executing program [pid 6196] chdir("./23" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6196 [pid 6195] symlink("/dev/binderfs", "./binderfs" [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6193] <... write resumed>) = 18 [pid 6196] <... chdir resumed>) = 0 [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6195] <... symlink resumed>) = 0 [pid 6193] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6196] <... prctl resumed>) = 0 [pid 6195] write(1, "executing program\n", 18 [pid 6194] <... openat resumed>) = 3 [pid 6193] <... futex resumed>) = 0 [pid 6196] setpgid(0, 0 [pid 6195] <... write resumed>) = 18 [pid 6194] write(3, "1000", 4 [pid 6193] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6196] <... setpgid resumed>) = 0 [pid 6195] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] <... write resumed>) = 4 [pid 6193] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6191] +++ exited with 0 +++ [pid 6188] +++ exited with 0 +++ [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6195] <... futex resumed>) = 0 [pid 6194] close(3 [pid 6193] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6196] <... openat resumed>) = 3 [pid 6195] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6194] <... close resumed>) = 0 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6188, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6196] write(3, "1000", 4 [pid 6195] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6194] symlink("/dev/binderfs", "./binderfs" [pid 6193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6196] <... write resumed>) = 4 [pid 6195] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6194] <... symlink resumed>) = 0 [pid 6193] <... mmap resumed>) = 0x7f9655edb000 [pid 6196] close(3 [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6194] write(1, "executing program\n", 18 [pid 6193] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6196] <... close resumed>) = 0 [pid 6195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6194] <... write resumed>) = 18 [pid 6193] <... mprotect resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6196] symlink("/dev/binderfs", "./binderfs" [pid 6195] <... mmap resumed>) = 0x7f9655edb000 [pid 6194] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] <... symlink resumed>) = 0 [pid 6195] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6194] <... futex resumed>) = 0 [pid 6193] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6196] write(1, "executing program\n", 18 [pid 6195] <... mprotect resumed>) = 0 [pid 6194] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6196] <... write resumed>) = 18 [pid 6194] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6197 attached [pid 6194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6197] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6196] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6193] <... clone3 resumed> => {parent_tid=[6197]}, 88) = 6197 [pid 5849] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6197] <... rseq resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] set_robust_list(0x7f9655efb9a0, 24 [pid 6196] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6195] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6194] <... mmap resumed>) = 0x7f9655edb000 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6197] <... set_robust_list resumed>) = 0 [pid 6196] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6194] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6193] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6194] <... mprotect resumed>) = 0 [pid 6193] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6198 attached [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6195] <... clone3 resumed> => {parent_tid=[6198]}, 88) = 6198 [pid 6193] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6197] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6195] rt_sigprocmask(SIG_SETMASK, [], [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] <... openat resumed>) = 3 [pid 6198] <... rseq resumed>) = 0 [pid 6196] <... mmap resumed>) = 0x7f9655edb000 [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] newfstatat(3, "", [pid 6198] set_robust_list(0x7f9655efb9a0, 24 [pid 6196] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6195] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6197] <... openat resumed>) = 3 [pid 6198] <... set_robust_list resumed>) = 0 [pid 6196] <... mprotect resumed>) = 0 [pid 6195] <... futex resumed>) = 0 [pid 6197] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6198] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] <... futex resumed>) = 1 [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6195] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] <... futex resumed>) = 0 [pid 5849] getdents64(3, [pid 6198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6193] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6193] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6197] dup(3./strace-static-x86_64: Process 6199 attached [pid 6198] <... openat resumed>) = 3 [pid 6197] <... dup resumed>) = 4 [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6199] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6198] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6194] <... clone3 resumed> => {parent_tid=[6199]}, 88) = 6199 ./strace-static-x86_64: Process 6200 attached [pid 6199] <... rseq resumed>) = 0 [pid 6198] <... futex resumed>) = 1 [pid 6197] <... futex resumed>) = 1 [pid 6195] <... futex resumed>) = 0 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], [pid 6193] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6200] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6199] set_robust_list(0x7f9655efb9a0, 24 [pid 6198] dup(3 [pid 6197] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] <... clone3 resumed> => {parent_tid=[6200]}, 88) = 6200 [pid 6195] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6193] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] newfstatat(AT_FDCWD, "./22/binderfs", [pid 6199] <... set_robust_list resumed>) = 0 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6196] rt_sigprocmask(SIG_SETMASK, [], [pid 6195] <... futex resumed>) = 0 [pid 6194] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... futex resumed>) = 0 [pid 6199] rt_sigprocmask(SIG_SETMASK, [], [pid 6198] <... dup resumed>) = 4 [pid 6197] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6195] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] <... futex resumed>) = 0 [pid 6193] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6200] <... rseq resumed>) = 0 [pid 6199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6198] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6194] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6200] set_robust_list(0x7f9655efb9a0, 24 [pid 6199] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6198] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6195] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] unlink("./22/binderfs" [pid 6200] <... set_robust_list resumed>) = 0 [pid 6199] <... openat resumed>) = 3 [pid 6198] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6196] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] <... futex resumed>) = 0 [pid 6199] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6199] <... futex resumed>) = 1 [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6199] dup(3 [pid 6194] <... futex resumed>) = 0 [pid 6199] <... dup resumed>) = 4 [pid 6194] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6199] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] rt_sigprocmask(SIG_SETMASK, [], [pid 6199] <... futex resumed>) = 1 [pid 6194] <... futex resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6199] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6194] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6194] <... futex resumed>) = 0 [pid 6194] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6200] <... openat resumed>) = 3 [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6200] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] close(3 [pid 6200] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6200] dup(3 [pid 6196] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 6200] <... dup resumed>) = 4 [pid 6196] <... futex resumed>) = 0 [pid 6200] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] rmdir("./22" [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6196] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6196] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6200] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6196] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6200] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5849] mkdir("./23", 0777) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6201 attached , child_tidptr=0x555564940750) = 6201 [pid 6201] set_robust_list(0x555564940760, 24) = 0 [pid 6201] chdir("./23") = 0 [pid 6201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6193] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6201] setpgid(0, 0 [pid 6193] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... setpgid resumed>) = 0 [pid 6193] <... futex resumed>) = 0 [pid 6201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6195] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6201] <... openat resumed>) = 3 [pid 6195] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6195] <... futex resumed>) = 0 [pid 6195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6195] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6195] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6201] write(3, "1000", 4 [pid 6195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6201] <... write resumed>) = 4 [pid 6201] close(3) = 0 [pid 6201] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6202 attached ) = 0 [pid 6194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6195] <... clone3 resumed> => {parent_tid=[6202]}, 88) = 6202 [pid 6194] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6195] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6194] <... futex resumed>) = 0 [pid 6202] <... rseq resumed>) = 0 [pid 6201] write(1, "executing program\n", 18 [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6193] <... mprotect resumed>) = 0 [pid 6201] <... write resumed>) = 18 [pid 6193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6201] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6201] <... futex resumed>) = 0 [pid 6193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6201] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 ./strace-static-x86_64: Process 6203 attached [pid 6202] set_robust_list(0x7f9655eda9a0, 24 [pid 6201] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6195] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6202] <... set_robust_list resumed>) = 0 [pid 6201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6196] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 0 [pid 6194] <... mmap resumed>) = 0x7f9655eba000 [pid 6193] <... clone3 resumed> => {parent_tid=[6203]}, 88) = 6203 [pid 6201] <... mmap resumed>) = 0x7f9655edb000 [pid 6203] <... rseq resumed>) = 0 [pid 6202] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6196] <... futex resumed>) = 0 [pid 6195] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] set_robust_list(0x7f9655eda9a0, 24 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6202] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6196] <... mmap resumed>) = 0x7f9655eba000 [pid 6203] <... set_robust_list resumed>) = 0 [pid 6202] <... madvise resumed>) = 0 [pid 6201] <... mprotect resumed>) = 0 [pid 6196] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6194] <... mprotect resumed>) = 0 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6193] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6193] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6204 attached [pid 6204] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6194] <... clone3 resumed> => {parent_tid=[6204]}, 88) = 6204 [pid 6193] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] <... rseq resumed>) = 0 [pid 6194] rt_sigprocmask(SIG_SETMASK, [], [pid 6204] set_robust_list(0x7f9655eda9a0, 24 [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... mprotect resumed>) = 0 [pid 6194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] <... set_robust_list resumed>) = 0 [pid 6203] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6202] <... futex resumed>) = 1 [pid 6201] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6195] <... futex resumed>) = 0 [pid 6194] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 6202] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6201] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6194] <... futex resumed>) = 0 [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6194] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6206 attached ./strace-static-x86_64: Process 6205 attached [pid 6204] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6201] <... clone3 resumed> => {parent_tid=[6205]}, 88) = 6205 [pid 6206] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6201] rt_sigprocmask(SIG_SETMASK, [], [pid 6196] <... clone3 resumed> => {parent_tid=[6206]}, 88) = 6206 [pid 6206] <... rseq resumed>) = 0 [pid 6205] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] set_robust_list(0x7f9655eda9a0, 24 [pid 6205] <... rseq resumed>) = 0 [pid 6201] <... futex resumed>) = 0 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6206] <... set_robust_list resumed>) = 0 [pid 6205] set_robust_list(0x7f9655efb9a0, 24 [pid 6201] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6206] rt_sigprocmask(SIG_SETMASK, [], [pid 6205] <... set_robust_list resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6206] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6206] <... madvise resumed>) = 0 [pid 6205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] <... madvise resumed>) = 0 [pid 6205] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6205] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6203] <... madvise resumed>) = 0 [pid 6205] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6201] <... futex resumed>) = 0 [pid 6201] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... futex resumed>) = 0 [pid 6203] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... futex resumed>) = 1 [pid 6205] dup(3 [pid 6203] <... futex resumed>) = 1 [pid 6201] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6193] <... futex resumed>) = 0 [pid 6205] <... dup resumed>) = 4 [pid 6203] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6205] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6201] <... futex resumed>) = 0 [pid 6205] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6201] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] <... futex resumed>) = 0 [pid 6205] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6204] <... futex resumed>) = 1 [pid 6201] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6194] <... futex resumed>) = 0 [pid 6204] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6206] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6206] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6205] <... mmap resumed>) = 0x20000000 [pid 6201] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6200] <... mmap resumed>) = 0x20000000 [pid 6199] <... mmap resumed>) = 0x20000000 [pid 6198] <... mmap resumed>) = 0x20000000 [pid 6197] <... mmap resumed>) = 0x20000000 [pid 6201] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] exit_group(0 [pid 6206] <... futex resumed>) = ? [pid 6201] <... futex resumed>) = 0 [pid 6200] <... futex resumed>) = ? [pid 6199] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = 0 [pid 6196] <... exit_group resumed>) = ? [pid 6206] +++ exited with 0 +++ [pid 6205] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6200] +++ exited with 0 +++ [pid 6199] <... futex resumed>) = 0 [pid 6197] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6205] <... futex resumed>) = 0 [pid 6201] <... mmap resumed>) = 0x7f9655eba000 [pid 6199] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6198] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6195] exit_group(0 [pid 6193] exit_group(0 [pid 6205] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6202] <... futex resumed>) = ? [pid 6201] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6203] <... futex resumed>) = ? [pid 6198] <... futex resumed>) = ? [pid 6195] <... exit_group resumed>) = ? [pid 6197] <... futex resumed>) = ? [pid 6194] exit_group(0 [pid 6193] <... exit_group resumed>) = ? [pid 6204] <... futex resumed>) = ? [pid 6203] +++ exited with 0 +++ [pid 6202] +++ exited with 0 +++ [pid 6201] <... mprotect resumed>) = 0 [pid 6199] <... futex resumed>) = ? [pid 6198] +++ exited with 0 +++ [pid 6197] +++ exited with 0 +++ [pid 6196] +++ exited with 0 +++ [pid 6195] +++ exited with 0 +++ [pid 6194] <... exit_group resumed>) = ? [pid 6204] +++ exited with 0 +++ [pid 6201] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6199] +++ exited with 0 +++ [pid 6193] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6195, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6201] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6193, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6201] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6194] +++ exited with 0 +++ [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... restart_syscall resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6207 attached [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6207] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6201] <... clone3 resumed> => {parent_tid=[6207]}, 88) = 6207 [pid 6207] <... rseq resumed>) = 0 [pid 6201] rt_sigprocmask(SIG_SETMASK, [], [pid 6207] set_robust_list(0x7f9655eda9a0, 24 [pid 6201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6207] <... set_robust_list resumed>) = 0 [pid 6201] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6207] rt_sigprocmask(SIG_SETMASK, [], [pid 6201] <... futex resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6201] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... openat resumed>) = 3 [pid 6207] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5850] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(3, "", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6207] <... madvise resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6207] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5850] newfstatat(AT_FDCWD, "./23/binderfs", [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6207] <... futex resumed>) = 1 [pid 6201] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6207] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6201] exit_group(0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] unlink("./23/binderfs" [pid 6207] <... futex resumed>) = ? [pid 6205] <... futex resumed>) = ? [pid 6201] <... exit_group resumed>) = ? [pid 5852] unlink("./23/binderfs" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./23/binderfs" [pid 6207] +++ exited with 0 +++ [pid 6205] +++ exited with 0 +++ [pid 5852] <... unlink resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3 [pid 5852] getdents64(3, [pid 5848] <... close resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5848] rmdir("./23" [pid 5852] close(3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./23" [pid 5852] rmdir("./23" [pid 5850] <... rmdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] mkdir("./24", 0777 [pid 5848] mkdir("./24", 0777 [pid 5851] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... mkdir resumed>) = 0 [pid 5852] mkdir("./24", 0777 [pid 5851] <... openat resumed>) = 3 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... mkdir resumed>) = 0 [pid 5851] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6208 attached ) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./23/binderfs", [pid 6208] set_robust_list(0x555564940760, 24 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6209 attached [pid 6208] <... set_robust_list resumed>) = 0 [pid 5851] unlink("./23/binderfs" [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6210 attached [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6209 [pid 5851] <... unlink resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6208 [pid 5851] getdents64(3, [pid 6208] chdir("./24" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6209] set_robust_list(0x555564940760, 24 [pid 6210] set_robust_list(0x555564940760, 24 [pid 6209] <... set_robust_list resumed>) = 0 [pid 6208] <... chdir resumed>) = 0 [pid 5851] close(3 [pid 6210] <... set_robust_list resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6210 [pid 6210] chdir("./24" [pid 6209] chdir("./24" [pid 5851] <... close resumed>) = 0 [pid 6209] <... chdir resumed>) = 0 [pid 6210] <... chdir resumed>) = 0 [pid 6208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] rmdir("./23" [pid 6209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6209] <... prctl resumed>) = 0 [pid 6208] <... prctl resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6210] <... prctl resumed>) = 0 [pid 6209] setpgid(0, 0 [pid 6208] setpgid(0, 0 [pid 5851] mkdir("./24", 0777 [pid 6210] setpgid(0, 0 [pid 6209] <... setpgid resumed>) = 0 [pid 6208] <... setpgid resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6210] <... setpgid resumed>) = 0 [pid 6209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6208] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6211 attached [pid 6210] <... openat resumed>) = 3 [pid 6209] <... openat resumed>) = 3 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6211 [pid 6211] set_robust_list(0x555564940760, 24 [pid 6210] write(3, "1000", 4 [pid 6209] write(3, "1000", 4 [pid 6208] write(3, "1000", 4 [pid 6211] <... set_robust_list resumed>) = 0 [pid 6210] <... write resumed>) = 4 [pid 6209] <... write resumed>) = 4 [pid 6208] <... write resumed>) = 4 [pid 6211] chdir("./24" [pid 6210] close(3 [pid 6209] close(3 [pid 6201] +++ exited with 0 +++ [pid 6208] close(3 [pid 6211] <... chdir resumed>) = 0 [pid 6210] <... close resumed>) = 0 [pid 6209] <... close resumed>) = 0 [pid 6208] <... close resumed>) = 0 [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6210] symlink("/dev/binderfs", "./binderfs" [pid 6209] symlink("/dev/binderfs", "./binderfs" [pid 6208] symlink("/dev/binderfs", "./binderfs" [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6201, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6211] <... prctl resumed>) = 0 [pid 6209] <... symlink resumed>) = 0 [pid 6211] setpgid(0, 0) = 0 [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6210] <... symlink resumed>) = 0 [pid 6209] write(1, "executing program\n", 18 [pid 6208] <... symlink resumed>) = 0 executing program [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6211] <... openat resumed>) = 3 [pid 6209] <... write resumed>) = 18 [pid 6209] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] write(3, "1000", 4 [pid 6210] write(1, "executing program\n", 18 [pid 6209] <... futex resumed>) = 0 executing program executing program [pid 6208] write(1, "executing program\n", 18 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6211] <... write resumed>) = 4 [pid 6210] <... write resumed>) = 18 [pid 6209] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6208] <... write resumed>) = 18 [pid 6211] close(3 [pid 6210] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6208] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... close resumed>) = 0 [pid 6210] <... futex resumed>) = 0 [pid 6209] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6208] <... futex resumed>) = 0 [pid 6211] symlink("/dev/binderfs", "./binderfs" [pid 6210] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6211] <... symlink resumed>) = 0 [pid 6210] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6208] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 executing program [pid 6210] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6211] write(1, "executing program\n", 18 [pid 6209] <... mmap resumed>) = 0x7f9655edb000 [pid 6208] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] newfstatat(3, "", [pid 6211] <... write resumed>) = 18 [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6209] <... mprotect resumed>) = 0 [pid 6208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6210] <... mmap resumed>) = 0x7f9655edb000 [pid 6211] <... futex resumed>) = 0 [pid 6210] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6208] <... mmap resumed>) = 0x7f9655edb000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6211] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6208] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5849] getdents64(3, [pid 6211] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6210] <... mprotect resumed>) = 0 [pid 6208] <... mprotect resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6209] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6211] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6210] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6208] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] unlink("./23/binderfs" [pid 6211] <... mmap resumed>) = 0x7f9655edb000 [pid 6210] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6209] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6208] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... unlink resumed>) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] getdents64(3, ./strace-static-x86_64: Process 6213 attached ./strace-static-x86_64: Process 6212 attached [pid 6211] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6213] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6212] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6209] <... clone3 resumed> => {parent_tid=[6212]}, 88) = 6212 [pid 6211] <... mprotect resumed>) = 0 [pid 6210] <... clone3 resumed> => {parent_tid=[6213]}, 88) = 6213 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6214 attached [pid 6213] <... rseq resumed>) = 0 [pid 6212] <... rseq resumed>) = 0 [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6214] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6213] set_robust_list(0x7f9655efb9a0, 24 [pid 6212] set_robust_list(0x7f9655efb9a0, 24 [pid 6211] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6210] rt_sigprocmask(SIG_SETMASK, [], [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] <... clone3 resumed> => {parent_tid=[6214]}, 88) = 6214 [pid 5849] close(3 [pid 6214] <... rseq resumed>) = 0 [pid 6213] <... set_robust_list resumed>) = 0 [pid 6212] <... set_robust_list resumed>) = 0 [pid 6211] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... close resumed>) = 0 [pid 6214] set_robust_list(0x7f9655efb9a0, 24 [pid 6213] rt_sigprocmask(SIG_SETMASK, [], [pid 6212] rt_sigprocmask(SIG_SETMASK, [], [pid 6211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6210] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6215 attached [pid 6214] <... set_robust_list resumed>) = 0 [pid 6213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6210] <... futex resumed>) = 0 [pid 6209] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] rmdir("./23" [pid 6215] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6214] rt_sigprocmask(SIG_SETMASK, [], [pid 6213] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6212] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6211] <... clone3 resumed> => {parent_tid=[6215]}, 88) = 6215 [pid 6210] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... rmdir resumed>) = 0 [pid 6215] <... rseq resumed>) = 0 [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6213] <... openat resumed>) = 3 [pid 6212] <... openat resumed>) = 3 [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6208] <... futex resumed>) = 0 [pid 6215] set_robust_list(0x7f9655efb9a0, 24 [pid 6214] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6213] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] mkdir("./24", 0777 [pid 6215] <... set_robust_list resumed>) = 0 [pid 6214] <... openat resumed>) = 3 [pid 6213] <... futex resumed>) = 1 [pid 6212] <... futex resumed>) = 1 [pid 6211] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6215] rt_sigprocmask(SIG_SETMASK, [], [pid 6214] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] <... futex resumed>) = 0 [pid 6210] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... mkdir resumed>) = 0 [pid 6215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6214] <... futex resumed>) = 1 [pid 6213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6208] <... futex resumed>) = 0 [pid 6213] dup(3 [pid 6212] dup(3 [pid 6210] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6213] <... dup resumed>) = 4 [pid 6212] <... dup resumed>) = 4 [pid 6215] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6214] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6216 attached [pid 6215] <... openat resumed>) = 3 [pid 6214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6213] <... futex resumed>) = 1 [pid 6212] <... futex resumed>) = 1 [pid 6210] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6208] <... futex resumed>) = 0 [pid 6216] set_robust_list(0x555564940760, 24 [pid 6215] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] dup(3 [pid 6213] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6212] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6210] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] <... set_robust_list resumed>) = 0 [pid 6215] <... futex resumed>) = 1 [pid 6214] <... dup resumed>) = 4 [pid 6213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] <... futex resumed>) = 0 [pid 6210] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6216 [pid 6216] chdir("./24" [pid 6215] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6214] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6212] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6210] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] <... chdir resumed>) = 0 [pid 6215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6214] <... futex resumed>) = 1 [pid 6213] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6211] <... futex resumed>) = 0 [pid 6208] <... futex resumed>) = 0 [pid 6216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6215] dup(3 [pid 6214] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... prctl resumed>) = 0 [pid 6215] <... dup resumed>) = 4 [pid 6214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6208] <... futex resumed>) = 0 [pid 6216] setpgid(0, 0 [pid 6215] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6208] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] <... setpgid resumed>) = 0 [pid 6215] <... futex resumed>) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6211] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6215] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6216] <... openat resumed>) = 3 [pid 6216] write(3, "1000", 4executing program ) = 4 [pid 6216] close(3) = 0 [pid 6216] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6216] write(1, "executing program\n", 18) = 18 [pid 6216] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6216] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6216] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6216] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6217 attached => {parent_tid=[6217]}, 88) = 6217 [pid 6217] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], [pid 6217] set_robust_list(0x7f9655efb9a0, 24 [pid 6216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6210] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6209] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6217] <... set_robust_list resumed>) = 0 [pid 6210] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6217] rt_sigprocmask(SIG_SETMASK, [], [pid 6216] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6217] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6209] <... mmap resumed>) = 0x7f9655eba000 [pid 6217] <... openat resumed>) = 3 [pid 6216] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] <... mmap resumed>) = 0x7f9655eba000 [pid 6209] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6217] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6210] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6209] <... mprotect resumed>) = 0 [pid 6217] <... futex resumed>) = 0 [pid 6216] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] <... mprotect resumed>) = 0 [pid 6217] dup(3 [pid 6216] <... futex resumed>) = 0 [pid 6210] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6209] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6217] <... dup resumed>) = 4 [pid 6216] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6209] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6217] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6217] <... futex resumed>) = 0 [pid 6216] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6218 attached [pid 6217] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6216] <... futex resumed>) = 0 [pid 6216] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6218] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6219 attached ) = 0 [pid 6210] <... clone3 resumed> => {parent_tid=[6218]}, 88) = 6218 [pid 6209] <... clone3 resumed> => {parent_tid=[6219]}, 88) = 6219 [pid 6219] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6218] set_robust_list(0x7f9655eda9a0, 24 [pid 6210] rt_sigprocmask(SIG_SETMASK, [], [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6219] <... rseq resumed>) = 0 [pid 6211] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6218] <... set_robust_list resumed>) = 0 [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6211] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6208] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6211] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6208] <... mmap resumed>) = 0x7f9655eba000 [pid 6208] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6211] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6208] <... mprotect resumed>) = 0 [pid 6219] set_robust_list(0x7f9655eda9a0, 24 [pid 6211] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6208] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6219] <... set_robust_list resumed>) = 0 [pid 6211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6208] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6219] rt_sigprocmask(SIG_SETMASK, [], [pid 6208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6221 attached ./strace-static-x86_64: Process 6220 attached [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6218] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] <... clone3 resumed> => {parent_tid=[6220]}, 88) = 6220 [pid 6210] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6210] <... futex resumed>) = 0 [pid 6209] <... futex resumed>) = 0 [pid 6208] <... clone3 resumed> => {parent_tid=[6221]}, 88) = 6221 [pid 6218] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6210] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6208] rt_sigprocmask(SIG_SETMASK, [], [pid 6211] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... madvise resumed>) = 0 [pid 6218] <... madvise resumed>) = 0 [pid 6211] <... futex resumed>) = 0 [pid 6209] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6208] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6211] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6220] <... rseq resumed>) = 0 [pid 6221] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6220] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6221] <... rseq resumed>) = 0 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], [pid 6208] <... futex resumed>) = 0 [pid 6221] set_robust_list(0x7f9655eda9a0, 24 [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] <... set_robust_list resumed>) = 0 [pid 6221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6221] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6220] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6221] <... madvise resumed>) = 0 [pid 6219] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6208] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] <... futex resumed>) = 1 [pid 6216] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] <... futex resumed>) = 0 [pid 6219] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6216] <... futex resumed>) = 0 [pid 6216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6220] <... madvise resumed>) = 0 [pid 6218] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6218] <... futex resumed>) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6210] <... futex resumed>) = 0 [pid 6218] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6220] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6208] <... futex resumed>) = 0 [pid 6221] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6216] <... mmap resumed>) = 0x7f9655eba000 [pid 6216] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6216] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6222 attached [pid 6222] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6222] set_robust_list(0x7f9655eda9a0, 24 [pid 6216] <... clone3 resumed> => {parent_tid=[6222]}, 88) = 6222 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6216] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... set_robust_list resumed>) = 0 [pid 6216] <... futex resumed>) = 0 [pid 6222] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6222] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6216] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] <... madvise resumed>) = 0 [pid 6222] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6216] <... futex resumed>) = 0 [pid 6222] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6217] <... mmap resumed>) = 0x20000000 [pid 6213] <... mmap resumed>) = 0x20000000 [pid 6215] <... mmap resumed>) = 0x20000000 [pid 6217] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... mmap resumed>) = 0x20000000 [pid 6217] <... futex resumed>) = 0 [pid 6215] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6213] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6212] <... mmap resumed>) = 0x20000000 [pid 6211] exit_group(0 [pid 6220] <... futex resumed>) = ? [pid 6217] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6216] exit_group(0 [pid 6215] <... futex resumed>) = ? [pid 6214] <... futex resumed>) = 0 [pid 6213] <... futex resumed>) = 0 [pid 6211] <... exit_group resumed>) = ? [pid 6210] exit_group(0 [pid 6208] exit_group(0 [pid 6222] <... futex resumed>) = ? [pid 6220] +++ exited with 0 +++ [pid 6217] <... futex resumed>) = ? [pid 6216] <... exit_group resumed>) = ? [pid 6215] +++ exited with 0 +++ [pid 6214] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] ???( [pid 6212] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] +++ exited with 0 +++ [pid 6221] <... futex resumed>) = ? [pid 6218] <... futex resumed>) = ? [pid 6217] +++ exited with 0 +++ [pid 6213] <... ??? resumed>) = ? [pid 6212] <... futex resumed>) = 0 [pid 6210] <... exit_group resumed>) = ? [pid 6208] <... exit_group resumed>) = ? [pid 6221] +++ exited with 0 +++ [pid 6218] +++ exited with 0 +++ [pid 6216] +++ exited with 0 +++ [pid 6214] <... futex resumed>) = ? [pid 6212] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6209] exit_group(0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6216, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6211] +++ exited with 0 +++ [pid 6219] <... futex resumed>) = ? [pid 6212] <... futex resumed>) = ? [pid 6209] <... exit_group resumed>) = ? [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6219] +++ exited with 0 +++ [pid 6214] +++ exited with 0 +++ [pid 6212] +++ exited with 0 +++ [pid 6208] +++ exited with 0 +++ [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6208, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6213] +++ exited with 0 +++ [pid 6210] +++ exited with 0 +++ [pid 5849] <... openat resumed>) = 3 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] newfstatat(3, "", [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6210, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... restart_syscall resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./24/binderfs" [pid 5851] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5851] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5850] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] close(3 [pid 5848] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... close resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] rmdir("./24" [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] mkdir("./25", 0777 [pid 5850] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... mkdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./24/binderfs") = 0 [pid 5851] getdents64(3, [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6223 attached [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5848] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6223] set_robust_list(0x555564940760, 24 [pid 5851] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5850] close(3 [pid 5848] newfstatat(3, "", [pid 6223] <... set_robust_list resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6223 [pid 6223] chdir("./25" [pid 5851] unlink("./24/binderfs" [pid 5850] rmdir("./24" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6223] <... chdir resumed>) = 0 [pid 5851] getdents64(3, [pid 5848] getdents64(3, [pid 6223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6223] <... prctl resumed>) = 0 [pid 5851] close(3 [pid 5848] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6223] setpgid(0, 0) = 0 [pid 5851] <... close resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] rmdir("./24" [pid 5850] mkdir("./25", 0777 [pid 6223] <... openat resumed>) = 3 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6223] write(3, "1000", 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6223] <... write resumed>) = 4 [pid 5848] unlink("./24/binderfs"./strace-static-x86_64: Process 6224 attached [pid 6223] close(3 [pid 5851] <... rmdir resumed>) = 0 [pid 6224] set_robust_list(0x555564940760, 24 [pid 5848] <... unlink resumed>) = 0 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6224] chdir("./25" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6224 [pid 6224] <... chdir resumed>) = 0 [pid 6224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6223] <... close resumed>) = 0 [pid 5851] mkdir("./25", 0777 [pid 5848] getdents64(3, [pid 6224] <... prctl resumed>) = 0 [pid 6223] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... mkdir resumed>) = 0 [pid 6224] setpgid(0, 0 [pid 6223] <... symlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6224] <... setpgid resumed>) = 0 [pid 6223] write(1, "executing program\n", 18executing program [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] close(3./strace-static-x86_64: Process 6225 attached [pid 6224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6223] <... write resumed>) = 18 [pid 5848] <... close resumed>) = 0 [pid 6225] set_robust_list(0x555564940760, 24 [pid 6224] <... openat resumed>) = 3 [pid 6223] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] rmdir("./24" [pid 6225] <... set_robust_list resumed>) = 0 [pid 6209] +++ exited with 0 +++ [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6225 [pid 6224] write(3, "1000", 4 [pid 6223] <... futex resumed>) = 0 [pid 6224] <... write resumed>) = 4 [pid 6223] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6224] close(3 [pid 6223] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6224] <... close resumed>) = 0 [pid 6223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6225] chdir("./25" [pid 6224] symlink("/dev/binderfs", "./binderfs" [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6209, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5848] mkdir("./25", 0777 [pid 6225] <... chdir resumed>) = 0 [pid 6224] <... symlink resumed>) = 0 [pid 6223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] restart_syscall(<... resuming interrupted clone ...>executing program [pid 6224] write(1, "executing program\n", 18 [pid 6225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6223] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] <... mkdir resumed>) = 0 [pid 6224] <... write resumed>) = 18 [pid 6224] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6225] <... prctl resumed>) = 0 [pid 6223] <... mprotect resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6224] <... futex resumed>) = 0 [pid 6225] setpgid(0, 0 [pid 6223] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6226 attached [pid 6225] <... setpgid resumed>) = 0 [pid 6224] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] <... restart_syscall resumed>) = 0 [pid 6226] set_robust_list(0x555564940760, 24 [pid 6223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6226 [pid 6226] <... set_robust_list resumed>) = 0 [pid 6225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6224] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6226] chdir("./25") = 0 [pid 6226] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6227 attached ) = 0 [pid 6225] <... openat resumed>) = 3 [pid 6224] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6227] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6226] setpgid(0, 0 [pid 6225] write(3, "1000", 4 [pid 6224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6223] <... clone3 resumed> => {parent_tid=[6227]}, 88) = 6227 [pid 5852] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6227] <... rseq resumed>) = 0 [pid 6226] <... setpgid resumed>) = 0 [pid 6225] <... write resumed>) = 4 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6227] set_robust_list(0x7f9655efb9a0, 24 [pid 6226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6225] close(3 [pid 6224] <... mmap resumed>) = 0x7f9655edb000 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6227] <... set_robust_list resumed>) = 0 [pid 6226] <... openat resumed>) = 3 [pid 6225] <... close resumed>) = 0 [pid 6224] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... openat resumed>) = 3 [pid 6227] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] write(3, "1000", 4 [pid 6225] symlink("/dev/binderfs", "./binderfs" [pid 6224] <... mprotect resumed>) = 0 [pid 6227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] <... write resumed>) = 4 [pid 6225] <... symlink resumed>) = 0 [pid 6223] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] newfstatat(3, "", [pid 6227] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6226] close(3 [pid 6224] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6223] <... futex resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6224] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6223] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] getdents64(3, [pid 6227] <... openat resumed>) = 3 [pid 6226] <... close resumed>) = 0 [pid 6225] write(1, "executing program\n", 18executing program [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6227] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] symlink("/dev/binderfs", "./binderfs" [pid 6225] <... write resumed>) = 18 [pid 6227] <... futex resumed>) = 1 [pid 6226] <... symlink resumed>) = 0 [pid 6225] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6227] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6225] <... futex resumed>) = 0 [pid 6226] write(1, "executing program\n", 18 [pid 6225] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6226] <... write resumed>) = 18 [pid 6225] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6226] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6226] <... futex resumed>) = 0 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6226] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6225] <... mmap resumed>) = 0x7f9655edb000 [pid 6224] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6223] <... futex resumed>) = 0 [pid 5852] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6226] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6225] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6223] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6228 attached [pid 6227] <... futex resumed>) = 0 [pid 6226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] <... mprotect resumed>) = 0 [pid 6223] <... futex resumed>) = 1 [pid 5852] newfstatat(AT_FDCWD, "./24/binderfs", [pid 6228] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6227] dup(3 [pid 6226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6224] <... clone3 resumed> => {parent_tid=[6228]}, 88) = 6228 [pid 6223] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... rseq resumed>) = 0 [pid 6227] <... dup resumed>) = 4 [pid 6226] <... mmap resumed>) = 0x7f9655edb000 [pid 6225] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6224] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6227] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] set_robust_list(0x7f9655efb9a0, 24 [pid 6224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] unlink("./24/binderfs" [pid 6226] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6228] <... set_robust_list resumed>) = 0 [pid 6227] <... futex resumed>) = 1 [pid 6226] <... mprotect resumed>) = 0 [pid 6225] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6224] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... futex resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 6228] rt_sigprocmask(SIG_SETMASK, [], [pid 6227] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6226] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6224] <... futex resumed>) = 0 [pid 6223] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6224] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6223] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6229 attached [pid 6228] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6227] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6226] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6223] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... openat resumed>) = 3 [pid 6226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6225] <... clone3 resumed> => {parent_tid=[6229]}, 88) = 6229 [pid 5852] close(3./strace-static-x86_64: Process 6230 attached [pid 6229] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6228] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] rt_sigprocmask(SIG_SETMASK, [], [pid 6230] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6229] <... rseq resumed>) = 0 [pid 6228] <... futex resumed>) = 1 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6224] <... futex resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 6230] <... rseq resumed>) = 0 [pid 6229] set_robust_list(0x7f9655efb9a0, 24 [pid 6224] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... set_robust_list resumed>) = 0 [pid 6229] rt_sigprocmask(SIG_SETMASK, [], [pid 6228] dup(3 [pid 6226] <... clone3 resumed> => {parent_tid=[6230]}, 88) = 6230 [pid 6225] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] set_robust_list(0x7f9655efb9a0, 24 [pid 6229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] <... dup resumed>) = 4 [pid 6226] rt_sigprocmask(SIG_SETMASK, [], [pid 6225] <... futex resumed>) = 0 [pid 6224] <... futex resumed>) = 0 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6229] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6228] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] rmdir("./24" [pid 6230] rt_sigprocmask(SIG_SETMASK, [], [pid 6229] <... openat resumed>) = 3 [pid 6228] <... futex resumed>) = 0 [pid 6226] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6229] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6226] <... futex resumed>) = 0 [pid 6224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] <... rmdir resumed>) = 0 [pid 6230] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6229] <... futex resumed>) = 1 [pid 6226] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] <... futex resumed>) = 0 [pid 6224] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] mkdir("./25", 0777 [pid 6230] <... openat resumed>) = 3 [pid 6229] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6228] <... futex resumed>) = 0 [pid 6225] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] <... futex resumed>) = 1 [pid 6229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6228] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6225] <... futex resumed>) = 0 [pid 6224] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] dup(3 [pid 6230] <... futex resumed>) = 1 [pid 5852] <... mkdir resumed>) = 0 [pid 6229] <... dup resumed>) = 4 [pid 6226] <... futex resumed>) = 0 [pid 6229] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6226] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6226] <... futex resumed>) = 0 [pid 6225] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6226] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6225] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6230] dup(3 [pid 6225] <... futex resumed>) = 1 [pid 6230] <... dup resumed>) = 4 [pid 6229] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6230] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6230] <... futex resumed>) = 1 [pid 6226] <... futex resumed>) = 0 [pid 6225] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6226] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6226] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0./strace-static-x86_64: Process 6231 attached [pid 6231] set_robust_list(0x555564940760, 24) = 0 [pid 6231] chdir("./25" [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6231 [pid 6231] <... chdir resumed>) = 0 [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6231] setpgid(0, 0) = 0 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6231] write(3, "1000", 4) = 4 [pid 6223] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] close(3) = 0 [pid 6231] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6223] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] write(1, "executing program\n", 18 [pid 6223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6231] <... write resumed>) = 18 [pid 6223] <... mmap resumed>) = 0x7f9655eba000 [pid 6231] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6231] <... futex resumed>) = 0 [pid 6231] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6223] <... mprotect resumed>) = 0 [pid 6231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6231] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6231] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6232 attached ./strace-static-x86_64: Process 6233 attached [pid 6231] <... clone3 resumed> => {parent_tid=[6233]}, 88) = 6233 [pid 6223] <... clone3 resumed> => {parent_tid=[6232]}, 88) = 6232 [pid 6232] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 6232] <... rseq resumed>) = 0 [pid 6233] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] <... rseq resumed>) = 0 [pid 6223] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] set_robust_list(0x7f9655eda9a0, 24 [pid 6233] set_robust_list(0x7f9655efb9a0, 24 [pid 6231] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... futex resumed>) = 0 [pid 6232] <... set_robust_list resumed>) = 0 [pid 6233] <... set_robust_list resumed>) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6223] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6232] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] <... openat resumed>) = 3 [pid 6232] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6233] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6232] <... madvise resumed>) = 0 [pid 6233] <... futex resumed>) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6231] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] dup(3) = 4 [pid 6233] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6231] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6224] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6225] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6224] <... futex resumed>) = 0 [pid 6224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6225] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] <... mmap resumed>) = 0x7f9655eba000 [pid 6225] <... futex resumed>) = 0 [pid 6224] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6224] <... mprotect resumed>) = 0 [pid 6224] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6226] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6224] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6226] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6224] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6225] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6234 attached [pid 6232] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6232] <... futex resumed>) = 1 [pid 6225] <... mprotect resumed>) = 0 [pid 6224] <... clone3 resumed> => {parent_tid=[6234]}, 88) = 6234 [pid 6234] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6232] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6224] rt_sigprocmask(SIG_SETMASK, [], [pid 6234] <... rseq resumed>) = 0 [pid 6225] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6223] <... futex resumed>) = 0 [pid 6224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] set_robust_list(0x7f9655eda9a0, 24 [pid 6225] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6234] <... set_robust_list resumed>) = 0 [pid 6226] <... mmap resumed>) = 0x7f9655eba000 [pid 6224] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6224] <... futex resumed>) = 0 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] <... mprotect resumed>) = 0 [pid 6224] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6235 attached [pid 6234] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6225] <... clone3 resumed> => {parent_tid=[6235]}, 88) = 6235 [pid 6226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6225] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6236 attached [pid 6235] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6226] <... clone3 resumed> => {parent_tid=[6236]}, 88) = 6236 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6235] <... rseq resumed>) = 0 [pid 6226] rt_sigprocmask(SIG_SETMASK, [], [pid 6225] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6236] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6235] set_robust_list(0x7f9655eda9a0, 24 [pid 6226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] <... futex resumed>) = 0 [pid 6235] <... set_robust_list resumed>) = 0 [pid 6226] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] <... rseq resumed>) = 0 [pid 6235] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] <... futex resumed>) = 0 [pid 6226] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6236] set_robust_list(0x7f9655eda9a0, 24 [pid 6235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] <... madvise resumed>) = 0 [pid 6236] <... set_robust_list resumed>) = 0 [pid 6235] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6236] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6234] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6234] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6231] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6235] <... madvise resumed>) = 0 [pid 6224] <... futex resumed>) = 0 [pid 6231] <... mmap resumed>) = 0x7f9655eba000 [pid 6231] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6231] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6236] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6236] <... futex resumed>) = 1 [pid 6235] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] <... futex resumed>) = 0 [pid 6236] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6235] <... futex resumed>) = 1 [pid 6225] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6237 attached [pid 6235] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6231] <... clone3 resumed> => {parent_tid=[6237]}, 88) = 6237 [pid 6237] <... rseq resumed>) = 0 [pid 6231] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] rt_sigprocmask(SIG_SETMASK, [], [pid 6231] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6231] <... futex resumed>) = 0 [pid 6237] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6231] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] <... madvise resumed>) = 0 [pid 6237] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6231] <... futex resumed>) = 0 [pid 6237] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] <... mmap resumed>) = 0x20000000 [pid 6230] <... mmap resumed>) = 0x20000000 [pid 6229] <... mmap resumed>) = 0x20000000 [pid 6228] <... mmap resumed>) = 0x20000000 [pid 6227] <... mmap resumed>) = 0x20000000 [pid 6233] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6231] exit_group(0 [pid 6228] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] <... futex resumed>) = ? [pid 6233] <... futex resumed>) = ? [pid 6231] <... exit_group resumed>) = ? [pid 6229] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... futex resumed>) = 0 [pid 6237] +++ exited with 0 +++ [pid 6233] +++ exited with 0 +++ [pid 6230] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6228] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6227] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6224] exit_group(0 [pid 6234] <... futex resumed>) = ? [pid 6230] <... futex resumed>) = 0 [pid 6229] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6228] <... futex resumed>) = ? [pid 6227] <... futex resumed>) = 0 [pid 6226] exit_group(0 [pid 6225] exit_group(0 [pid 6224] <... exit_group resumed>) = ? [pid 6223] exit_group(0 [pid 6236] <... futex resumed>) = ? [pid 6235] <... futex resumed>) = ? [pid 6234] +++ exited with 0 +++ [pid 6232] <... futex resumed>) = ? [pid 6231] +++ exited with 0 +++ [pid 6229] <... futex resumed>) = ? [pid 6228] +++ exited with 0 +++ [pid 6226] <... exit_group resumed>) = ? [pid 6225] <... exit_group resumed>) = ? [pid 6236] +++ exited with 0 +++ [pid 6235] +++ exited with 0 +++ [pid 6232] +++ exited with 0 +++ [pid 6229] +++ exited with 0 +++ [pid 6223] <... exit_group resumed>) = ? [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6224] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6224, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5852] <... restart_syscall resumed>) = 0 [pid 6230] +++ exited with 0 +++ [pid 6226] +++ exited with 0 +++ [pid 6225] +++ exited with 0 +++ [pid 5852] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6225, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5850] <... restart_syscall resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6226, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5852] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5850] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(3, "", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] getdents64(3, [pid 5851] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(3, "", [pid 5848] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... openat resumed>) = 3 [pid 5850] getdents64(3, [pid 5848] newfstatat(3, "", [pid 5852] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5851] newfstatat(3, "", [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5852] unlink("./25/binderfs" [pid 5851] getdents64(3, [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5848] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] getdents64(3, [pid 5851] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./25/binderfs" [pid 5852] close(3 [pid 5851] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5850] <... unlink resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5852] <... close resumed>) = 0 [pid 5852] rmdir("./25" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] unlink("./25/binderfs" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] unlink("./25/binderfs" [pid 5851] <... unlink resumed>) = 0 [pid 5850] close(3 [pid 5848] <... unlink resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./25" [pid 5851] getdents64(3, [pid 5850] <... rmdir resumed>) = 0 [pid 5848] getdents64(3, [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... close resumed>) = 0 [pid 5851] rmdir("./25" [pid 5848] close(3 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] mkdir("./26", 0777 [pid 5848] <... close resumed>) = 0 [pid 5852] mkdir("./26", 0777) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] rmdir("./25" [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] mkdir("./26", 0777./strace-static-x86_64: Process 6238 attached [pid 5848] <... rmdir resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6238 [pid 6238] set_robust_list(0x555564940760, 24 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6238] <... set_robust_list resumed>) = 0 [pid 6238] chdir("./26" [pid 5848] mkdir("./26", 0777 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6239 attached [pid 6238] <... chdir resumed>) = 0 [pid 6239] set_robust_list(0x555564940760, 24 [pid 6238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6239] <... set_robust_list resumed>) = 0 [pid 6238] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6240 attached [pid 6240] set_robust_list(0x555564940760, 24 [pid 6238] setpgid(0, 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6239 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6238] <... setpgid resumed>) = 0 [pid 6238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6240 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6240] chdir("./26" [pid 6239] chdir("./26" [pid 6238] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6241 attached [pid 6240] <... chdir resumed>) = 0 [pid 6239] <... chdir resumed>) = 0 [pid 6238] write(3, "1000", 4 [pid 6241] set_robust_list(0x555564940760, 24 [pid 6240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6241] <... set_robust_list resumed>) = 0 [pid 6240] <... prctl resumed>) = 0 [pid 6239] <... prctl resumed>) = 0 [pid 6238] <... write resumed>) = 4 [pid 6240] setpgid(0, 0) = 0 [pid 6239] setpgid(0, 0 [pid 6238] close(3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6241 [pid 6240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6239] <... setpgid resumed>) = 0 [pid 6238] <... close resumed>) = 0 [pid 6239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6238] symlink("/dev/binderfs", "./binderfs" [pid 6239] <... openat resumed>) = 3 [pid 6241] chdir("./26" [pid 6240] <... openat resumed>) = 3 [pid 6239] write(3, "1000", 4 [pid 6238] <... symlink resumed>) = 0 [pid 6241] <... chdir resumed>) = 0 executing program [pid 6239] <... write resumed>) = 4 [pid 6238] write(1, "executing program\n", 18 [pid 6241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6240] write(3, "1000", 4 [pid 6239] close(3 [pid 6238] <... write resumed>) = 18 [pid 6241] <... prctl resumed>) = 0 [pid 6240] <... write resumed>) = 4 [pid 6239] <... close resumed>) = 0 [pid 6238] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] setpgid(0, 0 [pid 6240] close(3 [pid 6241] <... setpgid resumed>) = 0 [pid 6240] <... close resumed>) = 0 [pid 6239] symlink("/dev/binderfs", "./binderfs" [pid 6238] <... futex resumed>) = 0 [pid 6241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6240] symlink("/dev/binderfs", "./binderfs" [pid 6239] <... symlink resumed>) = 0 [pid 6238] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6241] <... openat resumed>) = 3 [pid 6240] <... symlink resumed>) = 0 [pid 6238] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6239] write(1, "executing program\n", 18executing program executing program [pid 6241] write(3, "1000", 4 [pid 6240] write(1, "executing program\n", 18 [pid 6239] <... write resumed>) = 18 [pid 6238] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6241] <... write resumed>) = 4 [pid 6240] <... write resumed>) = 18 [pid 6239] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] close(3 [pid 6240] futex(0x7f9655fcb3ec, 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 6241] <... close resumed>) = 0 [pid 6240] <... futex resumed>) = 0 [pid 6239] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6238] <... mmap resumed>) = 0x7f9655edb000 [pid 6241] symlink("/dev/binderfs", "./binderfs" [pid 6240] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6239] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6238] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6241] <... symlink resumed>) = 0 [pid 6240] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6238] <... mprotect resumed>) = 0 [pid 6240] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6241] write(1, "executing program\n", 18 [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6241] <... write resumed>) = 18 [pid 6240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6241] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... mmap resumed>) = 0x7f9655edb000 [pid 6239] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6238] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6227] +++ exited with 0 +++ [pid 6223] +++ exited with 0 +++ [pid 6241] <... futex resumed>) = 0 [pid 6240] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6239] <... mprotect resumed>) = 0 [pid 6241] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6240] <... mprotect resumed>) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6242 attached [pid 6241] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6240] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6223, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6242] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6241] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6240] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6238] <... clone3 resumed> => {parent_tid=[6242]}, 88) = 6242 ./strace-static-x86_64: Process 6244 attached ./strace-static-x86_64: Process 6243 attached [pid 6242] <... rseq resumed>) = 0 [pid 6241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6244] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6243] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6242] set_robust_list(0x7f9655efb9a0, 24 [pid 6241] <... mmap resumed>) = 0x7f9655edb000 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6244] <... rseq resumed>) = 0 [pid 6243] <... rseq resumed>) = 0 [pid 6242] <... set_robust_list resumed>) = 0 [pid 6241] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6240] <... clone3 resumed> => {parent_tid=[6243]}, 88) = 6243 [pid 6239] <... clone3 resumed> => {parent_tid=[6244]}, 88) = 6244 [pid 6238] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6244] set_robust_list(0x7f9655efb9a0, 24 [pid 6243] set_robust_list(0x7f9655efb9a0, 24 [pid 6242] rt_sigprocmask(SIG_SETMASK, [], [pid 6241] <... mprotect resumed>) = 0 [pid 6240] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6244] <... set_robust_list resumed>) = 0 [pid 6243] <... set_robust_list resumed>) = 0 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6244] rt_sigprocmask(SIG_SETMASK, [], [pid 6243] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6240] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... openat resumed>) = 3 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... openat resumed>) = 3 [pid 6241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6240] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6245 attached [pid 6244] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6243] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6242] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] newfstatat(3, "", [pid 6245] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6244] <... openat resumed>) = 3 [pid 6243] <... openat resumed>) = 3 [pid 6242] <... futex resumed>) = 1 [pid 6241] <... clone3 resumed> => {parent_tid=[6245]}, 88) = 6245 [pid 6238] <... futex resumed>) = 0 [pid 6245] <... rseq resumed>) = 0 [pid 6244] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] set_robust_list(0x7f9655efb9a0, 24 [pid 6244] <... futex resumed>) = 0 [pid 6243] <... futex resumed>) = 1 [pid 6245] <... set_robust_list resumed>) = 0 [pid 6244] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6243] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] rt_sigprocmask(SIG_SETMASK, [], [pid 6241] rt_sigprocmask(SIG_SETMASK, [], [pid 6240] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6238] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6245] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6242] <... futex resumed>) = 0 [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... futex resumed>) = 1 [pid 5849] getdents64(3, [pid 6244] <... futex resumed>) = 0 [pid 6243] <... futex resumed>) = 0 [pid 6242] dup(3 [pid 6241] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... futex resumed>) = 1 [pid 6239] <... futex resumed>) = 1 [pid 6238] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6245] <... futex resumed>) = 0 [pid 6244] dup(3 [pid 6243] dup(3 [pid 6242] <... dup resumed>) = 4 [pid 6241] <... futex resumed>) = 1 [pid 6240] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6245] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6244] <... dup resumed>) = 4 [pid 6243] <... dup resumed>) = 4 [pid 6242] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6241] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6245] <... openat resumed>) = 3 [pid 6244] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] <... futex resumed>) = 1 [pid 6238] <... futex resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./25/binderfs", [pid 6245] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] <... futex resumed>) = 1 [pid 6243] <... futex resumed>) = 1 [pid 6242] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6240] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6238] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6245] <... futex resumed>) = 1 [pid 6244] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6243] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6241] <... futex resumed>) = 0 [pid 6240] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... futex resumed>) = 0 [pid 5849] unlink("./25/binderfs" [pid 6241] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6238] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... unlink resumed>) = 0 [pid 6241] <... futex resumed>) = 0 [pid 6240] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] dup(3 [pid 6244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6241] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] getdents64(3, [pid 6244] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6243] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6245] <... dup resumed>) = 4 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6245] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6241] <... futex resumed>) = 0 [pid 5849] close(3 [pid 6245] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6241] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... close resumed>) = 0 [pid 6241] <... futex resumed>) = 0 [pid 5849] rmdir("./25" [pid 6241] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 5849] mkdir("./26", 0777) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6246 attached , child_tidptr=0x555564940750) = 6246 [pid 6246] set_robust_list(0x555564940760, 24) = 0 [pid 6246] chdir("./26") = 0 [pid 6246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6246] setpgid(0, 0) = 0 [pid 6240] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6239] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6238] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6241] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6238] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... futex resumed>) = 0 [pid 6238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6240] <... futex resumed>) = 0 [pid 6238] <... mmap resumed>) = 0x7f9655eba000 [pid 6240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6238] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6240] <... mmap resumed>) = 0x7f9655eba000 [pid 6246] <... openat resumed>) = 3 [pid 6240] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6238] <... mprotect resumed>) = 0 [pid 6241] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... mprotect resumed>) = 0 [pid 6238] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6240] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6246] write(3, "1000", 4 [pid 6241] <... futex resumed>) = 0 [pid 6239] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6247 attached [pid 6247] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6238] <... clone3 resumed> => {parent_tid=[6247]}, 88) = 6247 [pid 6247] <... rseq resumed>) = 0 [pid 6240] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] set_robust_list(0x7f9655eda9a0, 24 [pid 6240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] <... set_robust_list resumed>) = 0 [pid 6238] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] rt_sigprocmask(SIG_SETMASK, [], [pid 6238] <... futex resumed>) = 0 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6238] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... write resumed>) = 4 [pid 6241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6239] <... futex resumed>) = 0 [pid 6246] close(3 [pid 6241] <... mmap resumed>) = 0x7f9655eba000 [pid 6239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6248 attached [pid 6247] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6246] <... close resumed>) = 0 [pid 6241] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6239] <... mmap resumed>) = 0x7f9655eba000 [pid 6248] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6246] symlink("/dev/binderfs", "./binderfs" [pid 6241] <... mprotect resumed>) = 0 [pid 6240] <... clone3 resumed> => {parent_tid=[6248]}, 88) = 6248 [pid 6239] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6246] <... symlink resumed>) = 0 [pid 6241] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6246] write(1, "executing program\n", 18 [pid 6241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6239] <... mprotect resumed>) = 0 [pid 6248] <... rseq resumed>) = 0 [pid 6246] <... write resumed>) = 18 [pid 6241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6240] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6249 attached [pid 6248] set_robust_list(0x7f9655eda9a0, 24 [pid 6246] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6249] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6248] <... set_robust_list resumed>) = 0 [pid 6246] <... futex resumed>) = 0 [pid 6241] <... clone3 resumed> => {parent_tid=[6249]}, 88) = 6249 [pid 6240] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6249] <... rseq resumed>) = 0 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6241] rt_sigprocmask(SIG_SETMASK, [], [pid 6240] <... futex resumed>) = 0 [pid 6239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6250 attached [pid 6249] set_robust_list(0x7f9655eda9a0, 24 [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] <... madvise resumed>) = 0 [pid 6246] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6246] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6241] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... clone3 resumed> => {parent_tid=[6250]}, 88) = 6250 [pid 6246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6241] <... futex resumed>) = 0 [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6250] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6249] <... set_robust_list resumed>) = 0 [pid 6248] <... madvise resumed>) = 0 [pid 6246] <... mmap resumed>) = 0x7f9655edb000 [pid 6241] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6239] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... rseq resumed>) = 0 [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] <... mprotect resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6250] set_robust_list(0x7f9655eda9a0, 24 [pid 6249] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6239] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] <... set_robust_list resumed>) = 0 [pid 6249] <... madvise resumed>) = 0 [pid 6247] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6250] rt_sigprocmask(SIG_SETMASK, [], [pid 6247] <... futex resumed>) = 1 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6238] <... futex resumed>) = 0 [pid 6250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6250] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6246] <... clone3 resumed> => {parent_tid=[6251]}, 88) = 6251 ./strace-static-x86_64: Process 6251 attached [pid 6250] <... madvise resumed>) = 0 [pid 6248] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 6251] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6248] <... futex resumed>) = 1 [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] <... futex resumed>) = 0 [pid 6251] <... rseq resumed>) = 0 [pid 6248] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6251] rt_sigprocmask(SIG_SETMASK, [], [pid 6249] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6249] <... futex resumed>) = 1 [pid 6246] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6241] <... futex resumed>) = 0 [pid 6250] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6250] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6239] <... futex resumed>) = 0 [pid 6251] <... openat resumed>) = 3 [pid 6251] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6246] <... futex resumed>) = 0 [pid 6251] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6246] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6246] <... futex resumed>) = 0 [pid 6251] dup(3 [pid 6246] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6251] <... dup resumed>) = 4 [pid 6251] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6246] <... futex resumed>) = 0 [pid 6251] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6246] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6246] <... futex resumed>) = 0 [pid 6251] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6246] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6242] <... mmap resumed>) = 0x20000000 [pid 6242] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6242] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6251] <... mmap resumed>) = 0x20000000 [pid 6245] <... mmap resumed>) = 0x20000000 [pid 6244] <... mmap resumed>) = 0x20000000 [pid 6243] <... mmap resumed>) = 0x20000000 [pid 6246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6245] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6251] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] exit_group(0 [pid 6239] exit_group(0 [pid 6238] exit_group(0 [pid 6251] <... futex resumed>) = 0 [pid 6250] <... futex resumed>) = ? [pid 6248] <... futex resumed>) = ? [pid 6247] <... futex resumed>) = ? [pid 6246] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... futex resumed>) = 0 [pid 6244] <... futex resumed>) = ? [pid 6243] <... futex resumed>) = ? [pid 6242] <... futex resumed>) = ? [pid 6240] <... exit_group resumed>) = ? [pid 6239] <... exit_group resumed>) = ? [pid 6238] <... exit_group resumed>) = ? [pid 6251] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6250] +++ exited with 0 +++ [pid 6248] +++ exited with 0 +++ [pid 6247] +++ exited with 0 +++ [pid 6246] <... futex resumed>) = 0 [pid 6245] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6244] +++ exited with 0 +++ [pid 6243] +++ exited with 0 +++ [pid 6242] +++ exited with 0 +++ [pid 6241] exit_group(0 [pid 6249] <... futex resumed>) = ? [pid 6245] <... futex resumed>) = ? [pid 6241] <... exit_group resumed>) = ? [pid 6249] +++ exited with 0 +++ [pid 6246] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] +++ exited with 0 +++ [pid 6241] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6241, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6251] <... madvise resumed>) = 0 [pid 6240] +++ exited with 0 +++ [pid 6239] +++ exited with 0 +++ [pid 6238] +++ exited with 0 +++ [pid 5848] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6251] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6238, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6240, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6251] <... futex resumed>) = 1 [pid 6246] <... futex resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6239, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6251] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6246] exit_group(0 [pid 5848] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6251] <... futex resumed>) = ? [pid 6246] <... exit_group resumed>) = ? [pid 5852] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 3 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(3, "", [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5852] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5850] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(3, "", [pid 5848] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5852] newfstatat(3, "", [pid 5851] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] unlink("./26/binderfs" [pid 5852] getdents64(3, [pid 5851] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... unlink resumed>) = 0 [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5852] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] unlink("./26/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... unlink resumed>) = 0 [pid 5850] unlink("./26/binderfs" [pid 5852] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5851] getdents64(3, [pid 5850] <... unlink resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5848] close(3 [pid 5852] unlink("./26/binderfs" [pid 5851] close(3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] close(3 [pid 5848] <... close resumed>) = 0 [pid 5851] rmdir("./26" [pid 5850] <... close resumed>) = 0 [pid 5848] rmdir("./26" [pid 5852] getdents64(3, [pid 5851] <... rmdir resumed>) = 0 [pid 5850] rmdir("./26" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5852] close(3 [pid 5850] mkdir("./27", 0777 [pid 5852] <... close resumed>) = 0 [pid 5851] mkdir("./27", 0777 [pid 5852] rmdir("./26") = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5848] mkdir("./27", 0777 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] mkdir("./27", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6253 attached ./strace-static-x86_64: Process 6252 attached [pid 5852] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6252] set_robust_list(0x555564940760, 24 [pid 6253] set_robust_list(0x555564940760, 24) = 0 [pid 6252] <... set_robust_list resumed>) = 0 [pid 6253] chdir("./27" [pid 6252] chdir("./27" [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6252 ./strace-static-x86_64: Process 6254 attached [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6253 [pid 6253] <... chdir resumed>) = 0 [pid 6252] <... chdir resumed>) = 0 [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6253] <... prctl resumed>) = 0 [pid 6252] <... prctl resumed>) = 0 [pid 6253] setpgid(0, 0) = 0 [pid 6252] setpgid(0, 0./strace-static-x86_64: Process 6255 attached [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6254 [pid 6252] <... setpgid resumed>) = 0 [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6253] <... openat resumed>) = 3 [pid 6252] <... openat resumed>) = 3 [pid 6255] set_robust_list(0x555564940760, 24 [pid 6254] set_robust_list(0x555564940760, 24 [pid 6253] write(3, "1000", 4 [pid 6252] write(3, "1000", 4 [pid 6255] <... set_robust_list resumed>) = 0 [pid 6254] <... set_robust_list resumed>) = 0 [pid 6253] <... write resumed>) = 4 [pid 6252] <... write resumed>) = 4 [pid 6251] +++ exited with 0 +++ [pid 6246] +++ exited with 0 +++ [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6255 [pid 6253] close(3 [pid 6255] chdir("./27" [pid 6254] chdir("./27" [pid 6253] <... close resumed>) = 0 [pid 6252] close(3 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6246, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6253] symlink("/dev/binderfs", "./binderfs" [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6255] <... chdir resumed>) = 0 [pid 6254] <... chdir resumed>) = 0 [pid 6253] <... symlink resumed>) = 0 [pid 6252] <... close resumed>) = 0 [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 6254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6253] write(1, "executing program\n", 18 [pid 6252] symlink("/dev/binderfs", "./binderfs" [pid 6255] <... prctl resumed>) = 0 [pid 6254] <... prctl resumed>) = 0 [pid 6253] <... write resumed>) = 18 [pid 6252] <... symlink resumed>) = 0 [pid 6254] setpgid(0, 0 [pid 6253] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6255] setpgid(0, 0 [pid 6253] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6255] <... setpgid resumed>) = 0 [pid 6254] <... setpgid resumed>) = 0 [pid 6253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6252] write(1, "executing program\n", 18 [pid 5849] <... restart_syscall resumed>) = 0 executing program [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6252] <... write resumed>) = 18 [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6255] <... openat resumed>) = 3 [pid 6253] <... mmap resumed>) = 0x7f9655edb000 [pid 6252] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] write(3, "1000", 4 [pid 6254] <... openat resumed>) = 3 [pid 6253] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6252] <... futex resumed>) = 0 [pid 5849] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6255] <... write resumed>) = 4 [pid 6255] close(3 [pid 6253] <... mprotect resumed>) = 0 [pid 6252] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6254] write(3, "1000", 4 [pid 6255] <... close resumed>) = 0 [pid 6252] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6255] symlink("/dev/binderfs", "./binderfs" [pid 6254] <... write resumed>) = 4 [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6252] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6255] <... symlink resumed>) = 0 [pid 6254] close(3 [pid 6255] write(1, "executing program\n", 18 [pid 6253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... openat resumed>) = 3 [pid 6254] <... close resumed>) = 0 [pid 6252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5849] newfstatat(3, "", [pid 6255] <... write resumed>) = 18 [pid 6254] symlink("/dev/binderfs", "./binderfs" [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6252] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6256 attached [pid 6255] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... symlink resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6255] <... futex resumed>) = 0 [pid 6255] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6256] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6255] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6253] <... clone3 resumed> => {parent_tid=[6256]}, 88) = 6256 [pid 6256] <... rseq resumed>) = 0 [pid 6255] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] set_robust_list(0x7f9655efb9a0, 24 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] <... set_robust_list resumed>) = 0 [pid 6255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] rt_sigprocmask(SIG_SETMASK, [], executing program NULL, 8) = 0 [pid 6255] <... mmap resumed>) = 0x7f9655edb000 [pid 6254] write(1, "executing program\n", 18 [pid 6253] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5849] getdents64(3, [pid 6256] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6255] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6254] <... write resumed>) = 18 [pid 6253] <... futex resumed>) = 0 [pid 6252] <... mprotect resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6256] <... openat resumed>) = 3 [pid 6255] <... mprotect resumed>) = 0 [pid 6254] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6254] <... futex resumed>) = 0 [pid 6252] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6254] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] newfstatat(AT_FDCWD, "./26/binderfs", ./strace-static-x86_64: Process 6257 attached [pid 6256] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6254] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6257] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6256] <... futex resumed>) = 1 [pid 6255] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6253] <... futex resumed>) = 0 [pid 6252] <... clone3 resumed> => {parent_tid=[6257]}, 88) = 6257 [pid 5849] unlink("./26/binderfs" [pid 6257] <... rseq resumed>) = 0 [pid 6256] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6253] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6258 attached [pid 6257] set_robust_list(0x7f9655efb9a0, 24 [pid 6256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6253] <... futex resumed>) = 0 [pid 6252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6258] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6257] <... set_robust_list resumed>) = 0 [pid 6256] dup(3 [pid 6255] <... clone3 resumed> => {parent_tid=[6258]}, 88) = 6258 [pid 6254] <... mmap resumed>) = 0x7f9655edb000 [pid 6253] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(3, [pid 6258] <... rseq resumed>) = 0 [pid 6257] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] <... dup resumed>) = 4 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6252] <... futex resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6258] set_robust_list(0x7f9655efb9a0, 24 [pid 6257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6256] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] <... mprotect resumed>) = 0 [pid 6252] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] close(3 [pid 6258] <... set_robust_list resumed>) = 0 [pid 6257] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6256] <... futex resumed>) = 1 [pid 6255] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6253] <... futex resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 6258] rt_sigprocmask(SIG_SETMASK, [], [pid 6256] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] <... futex resumed>) = 0 [pid 6254] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6253] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] rmdir("./26" [pid 6258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6257] <... openat resumed>) = 3 [pid 6256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6255] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6253] <... futex resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6259 attached [pid 6258] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6257] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6253] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6258] <... openat resumed>) = 3 [pid 6257] <... futex resumed>) = 1 [pid 6252] <... futex resumed>) = 0 [pid 6259] <... rseq resumed>) = 0 [pid 6258] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... clone3 resumed> => {parent_tid=[6259]}, 88) = 6259 [pid 6252] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mkdir("./27", 0777 [pid 6259] set_robust_list(0x7f9655efb9a0, 24 [pid 6258] <... futex resumed>) = 1 [pid 6257] dup(3 [pid 6255] <... futex resumed>) = 0 [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6252] <... futex resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6259] <... set_robust_list resumed>) = 0 [pid 6258] dup(3 [pid 6257] <... dup resumed>) = 4 [pid 6255] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6252] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6259] rt_sigprocmask(SIG_SETMASK, [], [pid 6257] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6257] <... futex resumed>) = 0 [pid 6257] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6259] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] <... dup resumed>) = 4 [pid 6255] <... futex resumed>) = 0 [pid 6254] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6260 attached [pid 6258] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6254] <... futex resumed>) = 1 [pid 6252] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] <... futex resumed>) = 0 [pid 6258] <... futex resumed>) = 0 [pid 6254] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... futex resumed>) = 1 [pid 6260] set_robust_list(0x555564940760, 24 [pid 6258] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6252] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... set_robust_list resumed>) = 0 [pid 6259] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6257] <... futex resumed>) = 0 [pid 6255] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6260 [pid 6260] chdir("./27" [pid 6259] <... openat resumed>) = 3 [pid 6258] <... futex resumed>) = 0 [pid 6257] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6255] <... futex resumed>) = 1 [pid 6260] <... chdir resumed>) = 0 [pid 6259] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6255] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6260] setpgid(0, 0) = 0 [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6259] <... futex resumed>) = 1 [pid 6260] <... openat resumed>) = 3 [pid 6259] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] write(3, "1000", 4 [pid 6254] <... futex resumed>) = 0 [pid 6254] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6259] <... futex resumed>) = 0 [pid 6259] dup(3) = 4 [pid 6259] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] futex(0x7f9655fcb3ec, 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(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] <... write resumed>) = 4 [pid 6254] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] close(3 [pid 6259] <... futex resumed>) = 0 [pid 6254] <... futex resumed>) = 1 [pid 6254] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6259] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6260] <... close resumed>) = 0 [pid 6260] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6260] write(1, "executing program\n", 18) = 18 [pid 6260] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6260] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6260] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6261 attached [pid 6261] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6261] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6253] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6253] <... futex resumed>) = 0 [pid 6261] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6260] <... clone3 resumed> => {parent_tid=[6261]}, 88) = 6261 [pid 6253] <... mmap resumed>) = 0x7f9655eba000 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6260] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 1 [pid 6253] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6260] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6253] <... mprotect resumed>) = 0 [pid 6261] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6261] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6262 attached [pid 6260] <... futex resumed>) = 0 [pid 6252] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6260] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6252] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 1 [pid 6252] <... futex resumed>) = 0 [pid 6260] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6262] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6261] dup(3 [pid 6253] <... clone3 resumed> => {parent_tid=[6262]}, 88) = 6262 [pid 6252] <... mmap resumed>) = 0x7f9655eba000 [pid 6262] <... rseq resumed>) = 0 [pid 6261] <... dup resumed>) = 4 [pid 6255] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6252] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6262] set_robust_list(0x7f9655eda9a0, 24 [pid 6261] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6262] <... set_robust_list resumed>) = 0 [pid 6261] <... futex resumed>) = 1 [pid 6253] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] <... futex resumed>) = 0 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6253] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6260] <... futex resumed>) = 0 [pid 6255] <... futex resumed>) = 0 [pid 6252] <... mprotect resumed>) = 0 [pid 6262] <... madvise resumed>) = 0 [pid 6260] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6260] <... futex resumed>) = 1 [pid 6252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6261] <... futex resumed>) = 0 [pid 6252] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6262] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0./strace-static-x86_64: Process 6263 attached [pid 6262] <... futex resumed>) = 1 [pid 6253] <... futex resumed>) = 0 [pid 6252] <... clone3 resumed> => {parent_tid=[6263]}, 88) = 6263 [pid 6252] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6252] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6252] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6263] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6262] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6263] <... rseq resumed>) = 0 [pid 6263] set_robust_list(0x7f9655eda9a0, 24 [pid 6254] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... set_robust_list resumed>) = 0 [pid 6254] <... futex resumed>) = 0 [pid 6254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6263] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6254] <... mmap resumed>) = 0x7f9655eba000 [pid 6254] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6255] <... mmap resumed>) = 0x7f9655eba000 [pid 6254] <... mprotect resumed>) = 0 [pid 6255] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6254] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6255] <... mprotect resumed>) = 0 [pid 6254] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6255] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6264 attached [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6255] <... clone3 resumed> => {parent_tid=[6264]}, 88) = 6264 ./strace-static-x86_64: Process 6265 attached [pid 6264] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6255] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6264] <... rseq resumed>) = 0 [pid 6255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6265] <... rseq resumed>) = 0 [pid 6264] set_robust_list(0x7f9655eda9a0, 24 [pid 6255] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... clone3 resumed> => {parent_tid=[6265]}, 88) = 6265 [pid 6265] set_robust_list(0x7f9655eda9a0, 24 [pid 6264] <... set_robust_list resumed>) = 0 [pid 6255] <... futex resumed>) = 0 [pid 6263] <... madvise resumed>) = 0 [pid 6264] rt_sigprocmask(SIG_SETMASK, [], [pid 6255] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6264] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6265] <... set_robust_list resumed>) = 0 [pid 6263] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... futex resumed>) = 1 [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6254] <... futex resumed>) = 0 [pid 6252] <... futex resumed>) = 0 [pid 6254] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6265] <... madvise resumed>) = 0 [pid 6264] <... madvise resumed>) = 0 [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6265] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6254] <... futex resumed>) = 0 [pid 6265] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6264] <... futex resumed>) = 1 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6255] <... futex resumed>) = 0 [pid 6264] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] <... mmap resumed>) = 0x7f9655eba000 [pid 6260] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6266 attached => {parent_tid=[6266]}, 88) = 6266 [pid 6266] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6266] <... rseq resumed>) = 0 [pid 6266] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6260] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6260] <... futex resumed>) = 0 [pid 6260] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] <... madvise resumed>) = 0 [pid 6266] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6260] <... futex resumed>) = 0 [pid 6266] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6261] <... mmap resumed>) = 0x20000000 [pid 6259] <... mmap resumed>) = 0x20000000 [pid 6258] <... mmap resumed>) = 0x20000000 [pid 6257] <... mmap resumed>) = 0x20000000 [pid 6256] <... mmap resumed>) = 0x20000000 [pid 6261] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6259] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6257] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6255] exit_group(0 [pid 6254] exit_group(0 [pid 6252] exit_group(0 [pid 6265] <... futex resumed>) = ? [pid 6264] <... futex resumed>) = ? [pid 6263] <... futex resumed>) = ? [pid 6261] <... futex resumed>) = 0 [pid 6259] <... futex resumed>) = ? [pid 6258] <... futex resumed>) = ? [pid 6257] <... futex resumed>) = ? [pid 6256] <... futex resumed>) = 0 [pid 6255] <... exit_group resumed>) = ? [pid 6254] <... exit_group resumed>) = ? [pid 6252] <... exit_group resumed>) = ? [pid 6265] +++ exited with 0 +++ [pid 6264] +++ exited with 0 +++ [pid 6263] +++ exited with 0 +++ [pid 6261] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6260] exit_group(0 [pid 6259] +++ exited with 0 +++ [pid 6258] +++ exited with 0 +++ [pid 6257] +++ exited with 0 +++ [pid 6256] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6266] <... futex resumed>) = ? [pid 6260] <... exit_group resumed>) = ? [pid 6266] +++ exited with 0 +++ [pid 6253] exit_group(0 [pid 6262] <... futex resumed>) = ? [pid 6256] <... futex resumed>) = ? [pid 6253] <... exit_group resumed>) = ? [pid 6262] +++ exited with 0 +++ [pid 6256] +++ exited with 0 +++ [pid 6255] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6255, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6261] <... futex resumed>) = ? [pid 5852] <... restart_syscall resumed>) = 0 [pid 6261] +++ exited with 0 +++ [pid 6260] +++ exited with 0 +++ [pid 6252] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6252, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5852] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(3, "", [pid 5849] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6254] +++ exited with 0 +++ [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] getdents64(3, [pid 5849] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6254, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5852] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... openat resumed>) = 3 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] unlink("./27/binderfs" [pid 5849] getdents64(3, [pid 5852] <... unlink resumed>) = 0 [pid 5848] getdents64(3, [pid 5852] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] close(3 [pid 5849] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] rmdir("./27" [pid 5849] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... rmdir resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./27/binderfs" [pid 5848] unlink("./27/binderfs" [pid 5850] <... restart_syscall resumed>) = 0 [pid 5852] mkdir("./28", 0777 [pid 5848] <... unlink resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] getdents64(3, [pid 5850] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3 [pid 5850] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] rmdir("./27" [pid 5849] rmdir("./27" [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] mkdir("./28", 0777 [pid 5848] mkdir("./28", 0777./strace-static-x86_64: Process 6267 attached [pid 5850] newfstatat(3, "", [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6267 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6267] set_robust_list(0x555564940760, 24 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6267] <... set_robust_list resumed>) = 0 [pid 5850] getdents64(3, ./strace-static-x86_64: Process 6269 attached [pid 6267] chdir("./28" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6268 attached [pid 6269] set_robust_list(0x555564940760, 24 [pid 6267] <... chdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6268 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6269 [pid 6269] <... set_robust_list resumed>) = 0 [pid 6268] set_robust_list(0x555564940760, 24 [pid 6267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6267] <... prctl resumed>) = 0 [pid 6267] setpgid(0, 0 [pid 6269] chdir("./28" [pid 6268] <... set_robust_list resumed>) = 0 [pid 5850] unlink("./27/binderfs" [pid 6269] <... chdir resumed>) = 0 [pid 6267] <... setpgid resumed>) = 0 [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6268] chdir("./28" [pid 5850] <... unlink resumed>) = 0 [pid 6268] <... chdir resumed>) = 0 [pid 6267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] getdents64(3, [pid 6269] <... prctl resumed>) = 0 [pid 6268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6267] <... openat resumed>) = 3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6269] setpgid(0, 0 [pid 6268] <... prctl resumed>) = 0 [pid 6267] write(3, "1000", 4 [pid 5850] close(3 [pid 6269] <... setpgid resumed>) = 0 [pid 6268] setpgid(0, 0 [pid 6267] <... write resumed>) = 4 [pid 6253] +++ exited with 0 +++ [pid 5850] <... close resumed>) = 0 [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6267] close(3 [pid 5850] rmdir("./27" [pid 6267] <... close resumed>) = 0 [pid 6269] <... openat resumed>) = 3 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6268] <... setpgid resumed>) = 0 [pid 6269] write(3, "1000", 4 [pid 6268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6267] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... rmdir resumed>) = 0 [pid 6269] <... write resumed>) = 4 [pid 6268] <... openat resumed>) = 3 [pid 6267] <... symlink resumed>) = 0 [pid 5850] mkdir("./28", 0777 [pid 6269] close(3 [pid 6267] write(1, "executing program\n", 18 [pid 5851] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6268] write(3, "1000", 4 [pid 6269] <... close resumed>) = 0 [pid 6268] <... write resumed>) = 4 [pid 6267] <... write resumed>) = 18 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... mkdir resumed>) = 0 [pid 6269] symlink("/dev/binderfs", "./binderfs" [pid 6268] close(3 [pid 6267] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6267] <... futex resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6268] <... close resumed>) = 0 [pid 6267] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] <... openat resumed>) = 3 [pid 6268] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6270 attached [pid 6269] <... symlink resumed>) = 0 [pid 6268] <... symlink resumed>) = 0 executing program [pid 6267] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] newfstatat(3, "", [pid 6270] set_robust_list(0x555564940760, 24 [pid 6269] write(1, "executing program\n", 18 [pid 6268] write(1, "executing program\n", 18 [pid 6267] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6270] <... set_robust_list resumed>) = 0 [pid 6269] <... write resumed>) = 18 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6270 executing program [pid 6270] chdir("./28" [pid 6269] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... write resumed>) = 18 [pid 6267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] getdents64(3, [pid 6268] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6268] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6268] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6269] <... futex resumed>) = 0 [pid 6268] <... mmap resumed>) = 0x7f9655edb000 [pid 6269] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6268] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6267] <... mmap resumed>) = 0x7f9655edb000 [pid 6270] <... chdir resumed>) = 0 [pid 6269] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6268] <... mprotect resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6267] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6270] <... prctl resumed>) = 0 [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6267] <... mprotect resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6270] setpgid(0, 0 [pid 6269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] newfstatat(AT_FDCWD, "./27/binderfs", [pid 6269] <... mmap resumed>) = 0x7f9655edb000 [pid 6270] <... setpgid resumed>) = 0 [pid 6269] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6271 attached [pid 6269] <... mprotect resumed>) = 0 [pid 5851] unlink("./27/binderfs" [pid 6271] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6268] <... clone3 resumed> => {parent_tid=[6271]}, 88) = 6271 [pid 6271] <... rseq resumed>) = 0 [pid 6270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6268] rt_sigprocmask(SIG_SETMASK, [], [pid 6267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6271] set_robust_list(0x7f9655efb9a0, 24 [pid 6269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6271] <... set_robust_list resumed>) = 0 [pid 6268] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6272 attached [pid 6272] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 6268] <... futex resumed>) = 0 [pid 6272] <... rseq resumed>) = 0 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] <... openat resumed>) = 3 [pid 6269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6268] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... clone3 resumed> => {parent_tid=[6272]}, 88) = 6272 [pid 5851] getdents64(3, [pid 6272] set_robust_list(0x7f9655efb9a0, 24 [pid 6271] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6272] <... set_robust_list resumed>) = 0 [pid 6272] rt_sigprocmask(SIG_SETMASK, [], [pid 6271] <... openat resumed>) = 3 [pid 6270] write(3, "1000", 4 [pid 6269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6267] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] <... write resumed>) = 4 [pid 6272] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] close(3 [pid 6267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] close(3./strace-static-x86_64: Process 6273 attached [pid 6271] <... futex resumed>) = 1 [pid 6270] <... close resumed>) = 0 [pid 6268] <... futex resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 6267] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6271] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] symlink("/dev/binderfs", "./binderfs" [pid 6272] <... futex resumed>) = 0 [pid 6269] <... clone3 resumed> => {parent_tid=[6273]}, 88) = 6273 [pid 6268] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = 1 [pid 5851] rmdir("./27" [pid 6273] <... rseq resumed>) = 0 [pid 6272] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6270] <... symlink resumed>) = 0 [pid 6268] <... futex resumed>) = 0 [pid 6267] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] set_robust_list(0x7f9655efb9a0, 24 [pid 6272] <... openat resumed>) = 3 [pid 6271] dup(3 [pid 6268] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... rmdir resumed>) = 0 [pid 6273] <... set_robust_list resumed>) = 0 [pid 6272] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... dup resumed>) = 4 executing program [pid 6273] rt_sigprocmask(SIG_SETMASK, [], [pid 6272] <... futex resumed>) = 0 [pid 6271] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] write(1, "executing program\n", 18 [pid 6269] rt_sigprocmask(SIG_SETMASK, [], [pid 6267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] mkdir("./28", 0777 [pid 6273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] <... futex resumed>) = 1 [pid 6270] <... write resumed>) = 18 [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] <... futex resumed>) = 0 [pid 6267] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6270] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = 0 [pid 6273] <... openat resumed>) = 3 [pid 6272] dup(3 [pid 6270] <... futex resumed>) = 0 [pid 6269] <... futex resumed>) = 0 [pid 6268] <... futex resumed>) = 0 [pid 6267] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... mkdir resumed>) = 0 [pid 6273] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] <... dup resumed>) = 4 [pid 6270] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6269] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6268] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] <... futex resumed>) = 0 [pid 6272] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6274 attached [pid 6273] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6272] <... futex resumed>) = 1 [pid 6270] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6269] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = 0 [pid 6273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6272] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6269] <... futex resumed>) = 0 [pid 6267] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] dup(3 [pid 6272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] set_robust_list(0x555564940760, 24 [pid 6272] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6267] <... futex resumed>) = 0 [pid 6274] <... set_robust_list resumed>) = 0 [pid 6267] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] <... dup resumed>) = 4 [pid 6270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6269] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6274 [pid 6273] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] <... mmap resumed>) = 0x7f9655edb000 [pid 6269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6273] <... futex resumed>) = 0 [pid 6270] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6269] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6270] <... mprotect resumed>) = 0 [pid 6269] <... futex resumed>) = 0 [pid 6274] chdir("./28" [pid 6269] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6270] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6275 attached => {parent_tid=[6275]}, 88) = 6275 [pid 6270] rt_sigprocmask(SIG_SETMASK, [], [pid 6275] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6274] <... chdir resumed>) = 0 [pid 6270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6275] <... rseq resumed>) = 0 [pid 6274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6270] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... prctl resumed>) = 0 [pid 6274] setpgid(0, 0 [pid 6275] set_robust_list(0x7f9655efb9a0, 24 [pid 6274] <... setpgid resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6275] <... set_robust_list resumed>) = 0 [pid 6270] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] rt_sigprocmask(SIG_SETMASK, [], [pid 6274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] <... openat resumed>) = 3 [pid 6275] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6274] write(3, "1000", 4 [pid 6275] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6275] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] <... futex resumed>) = 0 [pid 6270] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... write resumed>) = 4 [pid 6275] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 1 [pid 6274] close(3) = 0 [pid 6274] symlink("/dev/binderfs", "./binderfs" [pid 6275] dup(3 [pid 6270] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6275] <... dup resumed>) = 4 [pid 6275] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... symlink resumed>) = 0 [pid 6275] <... futex resumed>) = 1 [pid 6270] <... futex resumed>) = 0 [pid 6275] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6270] <... futex resumed>) = 0 executing program [pid 6274] write(1, "executing program\n", 18 [pid 6275] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6270] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] <... write resumed>) = 18 [pid 6274] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6274] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6268] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6274] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6268] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6274] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6276 attached [pid 6268] <... futex resumed>) = 0 [pid 6274] <... clone3 resumed> => {parent_tid=[6276]}, 88) = 6276 [pid 6268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6276] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6276] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6276] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6276] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6268] <... mmap resumed>) = 0x7f9655eba000 [pid 6267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6274] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6267] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6274] <... futex resumed>) = 0 [pid 6267] <... futex resumed>) = 0 [pid 6276] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6274] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... openat resumed>) = 3 [pid 6268] <... mprotect resumed>) = 0 [pid 6267] <... mmap resumed>) = 0x7f9655eba000 [pid 6269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6267] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6268] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6276] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6268] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6267] <... mprotect resumed>) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6269] <... futex resumed>) = 0 [pid 6269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6276] <... futex resumed>) = 1 [pid 6269] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6277 attached [pid 6276] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6274] <... futex resumed>) = 0 [pid 6277] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6274] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... mprotect resumed>) = 0 [pid 6268] <... clone3 resumed> => {parent_tid=[6277]}, 88) = 6277 [pid 6267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6274] <... futex resumed>) = 1 [pid 6274] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6276] <... futex resumed>) = 0 [pid 6276] dup(3) = 4 [pid 6277] <... rseq resumed>) = 0 [pid 6276] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6277] set_robust_list(0x7f9655eda9a0, 24 [pid 6276] <... futex resumed>) = 0 [pid 6274] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6268] rt_sigprocmask(SIG_SETMASK, [], [pid 6267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6277] <... set_robust_list resumed>) = 0 [pid 6276] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6274] <... futex resumed>) = 0 [pid 6269] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6278 attached [pid 6277] rt_sigprocmask(SIG_SETMASK, [], [pid 6268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6268] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... clone3 resumed> => {parent_tid=[6278]}, 88) = 6278 ./strace-static-x86_64: Process 6279 attached [pid 6278] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6277] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6270] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6268] <... futex resumed>) = 0 [pid 6267] rt_sigprocmask(SIG_SETMASK, [], [pid 6278] <... rseq resumed>) = 0 [pid 6270] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... clone3 resumed> => {parent_tid=[6279]}, 88) = 6279 [pid 6278] set_robust_list(0x7f9655eda9a0, 24 [pid 6270] <... futex resumed>) = 0 [pid 6269] rt_sigprocmask(SIG_SETMASK, [], [pid 6278] <... set_robust_list resumed>) = 0 [pid 6270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6279] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6278] rt_sigprocmask(SIG_SETMASK, [], [pid 6270] <... mmap resumed>) = 0x7f9655eba000 [pid 6269] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... rseq resumed>) = 0 [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6268] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6279] set_robust_list(0x7f9655eda9a0, 24 [pid 6278] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6269] <... futex resumed>) = 0 [pid 6279] <... set_robust_list resumed>) = 0 [pid 6270] <... mprotect resumed>) = 0 [pid 6269] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6279] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6279] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6270] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6267] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6280 attached => {parent_tid=[6280]}, 88) = 6280 [pid 6278] <... futex resumed>) = 0 [pid 6277] <... madvise resumed>) = 0 [pid 6270] rt_sigprocmask(SIG_SETMASK, [], [pid 6267] <... futex resumed>) = 1 [pid 6278] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6280] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6270] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] <... rseq resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6280] set_robust_list(0x7f9655eda9a0, 24 [pid 6270] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] <... set_robust_list resumed>) = 0 [pid 6280] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6280] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6279] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... madvise resumed>) = 0 [pid 6277] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6277] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6268] <... futex resumed>) = 0 [pid 6279] <... futex resumed>) = 1 [pid 6279] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] <... futex resumed>) = 0 [pid 6278] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6280] <... madvise resumed>) = 0 [pid 6278] <... futex resumed>) = 1 [pid 6274] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6267] <... futex resumed>) = 0 [pid 6278] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] <... futex resumed>) = 0 [pid 6274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6280] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] <... mmap resumed>) = 0x7f9655eba000 [pid 6280] <... futex resumed>) = 1 [pid 6274] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6280] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] <... mprotect resumed>) = 0 [pid 6274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6281 attached [pid 6281] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6274] <... clone3 resumed> => {parent_tid=[6281]}, 88) = 6281 [pid 6281] <... rseq resumed>) = 0 [pid 6281] set_robust_list(0x7f9655eda9a0, 24 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], [pid 6281] <... set_robust_list resumed>) = 0 [pid 6274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6281] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6281] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6274] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6274] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... madvise resumed>) = 0 [pid 6276] <... mmap resumed>) = 0x20000000 [pid 6273] <... mmap resumed>) = 0x20000000 [pid 6273] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6271] <... mmap resumed>) = 0x20000000 [pid 6273] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6269] exit_group(0 [pid 6275] <... mmap resumed>) = 0x20000000 [pid 6279] <... futex resumed>) = ? [pid 6276] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] <... futex resumed>) = ? [pid 6271] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6269] <... exit_group resumed>) = ? [pid 6268] exit_group(0 [pid 6281] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] +++ exited with 0 +++ [pid 6277] <... futex resumed>) = ? [pid 6276] <... futex resumed>) = 0 [pid 6275] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] +++ exited with 0 +++ [pid 6272] <... mmap resumed>) = 0x20000000 [pid 6271] <... futex resumed>) = ? [pid 6270] exit_group(0 [pid 6268] <... exit_group resumed>) = ? [pid 6281] <... futex resumed>) = 1 [pid 6280] <... futex resumed>) = ? [pid 6277] +++ exited with 0 +++ [pid 6276] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6275] <... futex resumed>) = ? [pid 6274] <... futex resumed>) = 0 [pid 6272] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] +++ exited with 0 +++ [pid 6270] <... exit_group resumed>) = ? [pid 6269] +++ exited with 0 +++ [pid 6281] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6280] +++ exited with 0 +++ [pid 6275] +++ exited with 0 +++ [pid 6274] exit_group(0 [pid 6272] <... futex resumed>) = 0 [pid 6268] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6269, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6281] <... futex resumed>) = ? [pid 6276] <... futex resumed>) = ? [pid 6274] <... exit_group resumed>) = ? [pid 6272] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] exit_group(0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6268, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6281] +++ exited with 0 +++ [pid 6278] <... futex resumed>) = ? [pid 6276] +++ exited with 0 +++ [pid 6272] <... futex resumed>) = ? [pid 6267] <... exit_group resumed>) = ? [pid 5848] <... restart_syscall resumed>) = 0 [pid 6278] +++ exited with 0 +++ [pid 6272] +++ exited with 0 +++ [pid 6267] +++ exited with 0 +++ [pid 5849] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6267, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6270] +++ exited with 0 +++ [pid 5849] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6270, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5848] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./28/binderfs" [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5848] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] close(3) = 0 [pid 5848] unlink("./28/binderfs" [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] rmdir("./28" [pid 5848] <... unlink resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5850] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] mkdir("./29", 0777 [pid 5848] getdents64(3, [pid 5852] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... openat resumed>) = 3 [pid 5848] close(3 [pid 5852] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... close resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] rmdir("./28"./strace-static-x86_64: Process 6282 attached [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5848] <... rmdir resumed>) = 0 [pid 6282] set_robust_list(0x555564940760, 24 [pid 5852] getdents64(3, [pid 6282] <... set_robust_list resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6282 [pid 5852] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] mkdir("./29", 0777 [pid 6282] chdir("./29" [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6282] <... chdir resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./28/binderfs", [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... mkdir resumed>) = 0 [pid 6282] <... prctl resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6282] setpgid(0, 0 [pid 5852] unlink("./28/binderfs" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6282] <... setpgid resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... unlink resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] getdents64(3, ./strace-static-x86_64: Process 6283 attached 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] unlink("./28/binderfs" [pid 5852] close(3) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5852] rmdir("./28" [pid 6283] set_robust_list(0x555564940760, 24 [pid 5850] getdents64(3, [pid 6283] <... set_robust_list resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6283 [pid 6283] chdir("./29" [pid 5852] mkdir("./29", 0777 [pid 5850] close(3 [pid 6283] <... chdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... mkdir resumed>) = 0 [pid 6283] <... prctl resumed>) = 0 [pid 6282] <... openat resumed>) = 3 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] rmdir("./28" [pid 6283] setpgid(0, 0 [pid 5850] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6284 attached [pid 6283] <... setpgid resumed>) = 0 [pid 6283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] mkdir("./29", 0777 [pid 6283] <... openat resumed>) = 3 [pid 5850] <... mkdir resumed>) = 0 [pid 6283] write(3, "1000", 4) = 4 [pid 6283] close(3) = 0 [pid 6283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6284] set_robust_list(0x555564940760, 24 [pid 6282] write(3, "1000", 4 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6284 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6284] <... set_robust_list resumed>) = 0 [pid 6284] chdir("./29"./strace-static-x86_64: Process 6285 attached ) = 0 [pid 6285] set_robust_list(0x555564940760, 24 [pid 6284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6285] <... set_robust_list resumed>) = 0 [pid 6284] setpgid(0, 0 [pid 6285] chdir("./29" [pid 6284] <... setpgid resumed>) = 0 [pid 6283] write(1, "executing program\n", 18 [pid 6282] <... write resumed>) = 4 executing program [pid 6274] +++ exited with 0 +++ [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6285 [pid 6285] <... chdir resumed>) = 0 [pid 6284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6283] <... write resumed>) = 18 [pid 6282] close(3 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6274, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6284] <... openat resumed>) = 3 [pid 6283] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... close resumed>) = 0 [pid 6285] <... prctl resumed>) = 0 [pid 6284] write(3, "1000", 4 [pid 6283] <... futex resumed>) = 0 [pid 6282] symlink("/dev/binderfs", "./binderfs" [pid 6285] setpgid(0, 0 [pid 6284] <... write resumed>) = 4 [pid 6283] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6285] <... setpgid resumed>) = 0 [pid 6283] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6282] <... symlink resumed>) = 0 [pid 6285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6284] close(3 [pid 6283] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6284] <... close resumed>) = 0 executing program [pid 6282] write(1, "executing program\n", 18 [pid 6284] symlink("/dev/binderfs", "./binderfs" [pid 6282] <... write resumed>) = 18 [pid 5851] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6285] <... openat resumed>) = 3 [pid 6284] <... symlink resumed>) = 0 [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6285] write(3, "1000", 4 [pid 6283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6282] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6285] <... write resumed>) = 4 [pid 6284] write(1, "executing program\n", 18 [pid 6283] <... mmap resumed>) = 0x7f9655edb000 executing program [pid 6282] <... futex resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6285] close(3 [pid 6284] <... write resumed>) = 18 [pid 6283] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6282] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6285] <... close resumed>) = 0 [pid 6284] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... mprotect resumed>) = 0 [pid 6282] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6285] symlink("/dev/binderfs", "./binderfs" [pid 6284] <... futex resumed>) = 0 [pid 6283] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6285] <... symlink resumed>) = 0 [pid 6284] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] newfstatat(3, "", [pid 6284] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6284] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6285] write(1, "executing program\n", 18 [pid 6283] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] getdents64(3, [pid 6285] <... write resumed>) = 18 [pid 6284] <... rt_sigprocmask resumed>NULL, 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6282] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6286 attached [pid 6285] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6285] <... futex resumed>) = 0 [pid 6283] <... clone3 resumed> => {parent_tid=[6286]}, 88) = 6286 [pid 6286] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6285] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6284] <... mmap resumed>) = 0x7f9655edb000 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], [pid 6282] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6286] <... rseq resumed>) = 0 [pid 6285] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6284] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] <... mprotect resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6286] set_robust_list(0x7f9655efb9a0, 24 [pid 6285] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6284] <... mprotect resumed>) = 0 [pid 6283] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] newfstatat(AT_FDCWD, "./28/binderfs", [pid 6285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] <... futex resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6286] <... set_robust_list resumed>) = 0 [pid 6285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6283] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6286] rt_sigprocmask(SIG_SETMASK, [], [pid 6285] <... mmap resumed>) = 0x7f9655edb000 [pid 6284] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] unlink("./28/binderfs" [pid 6286] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6285] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 6286] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6285] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6284] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] getdents64(3, [pid 6284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6285] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6288 attached ./strace-static-x86_64: Process 6287 attached ./strace-static-x86_64: Process 6289 attached [pid 6288] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6287] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6286] <... openat resumed>) = 3 [pid 6285] <... clone3 resumed> => {parent_tid=[6288]}, 88) = 6288 [pid 5851] close(3 [pid 6284] <... clone3 resumed> => {parent_tid=[6287]}, 88) = 6287 [pid 6282] <... clone3 resumed> => {parent_tid=[6289]}, 88) = 6289 [pid 6289] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6286] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] rt_sigprocmask(SIG_SETMASK, [], [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... close resumed>) = 0 [pid 6289] <... rseq resumed>) = 0 [pid 6288] <... rseq resumed>) = 0 [pid 6287] <... rseq resumed>) = 0 [pid 6286] <... futex resumed>) = 1 [pid 6285] rt_sigprocmask(SIG_SETMASK, [], [pid 6284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] <... futex resumed>) = 0 [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] rmdir("./28" [pid 6289] set_robust_list(0x7f9655efb9a0, 24 [pid 6288] set_robust_list(0x7f9655efb9a0, 24 [pid 6287] set_robust_list(0x7f9655efb9a0, 24 [pid 6286] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6284] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... set_robust_list resumed>) = 0 [pid 6288] <... set_robust_list resumed>) = 0 [pid 6287] <... set_robust_list resumed>) = 0 [pid 6286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6285] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... futex resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6288] rt_sigprocmask(SIG_SETMASK, [], [pid 6287] rt_sigprocmask(SIG_SETMASK, [], [pid 6285] <... futex resumed>) = 0 [pid 6283] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] rt_sigprocmask(SIG_SETMASK, [], [pid 6288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6287] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] dup(3 [pid 6285] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 0 [pid 5851] mkdir("./29", 0777 [pid 6289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6288] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6287] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6286] <... dup resumed>) = 4 [pid 6284] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... mkdir resumed>) = 0 [pid 6289] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6287] <... openat resumed>) = 3 [pid 6286] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... openat resumed>) = 3 [pid 6288] <... openat resumed>) = 3 [pid 6286] <... futex resumed>) = 1 [pid 6283] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6287] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] <... futex resumed>) = 1 [pid 6286] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6284] <... futex resumed>) = 0 [pid 6283] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6290 attached [pid 6289] <... futex resumed>) = 1 [pid 6288] <... futex resumed>) = 1 [pid 6287] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6285] <... futex resumed>) = 0 [pid 6284] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 0 [pid 6290] set_robust_list(0x555564940760, 24 [pid 6289] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6286] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6284] <... futex resumed>) = 0 [pid 6283] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6290 [pid 6288] dup(3 [pid 6290] <... set_robust_list resumed>) = 0 [pid 6289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6287] dup(3 [pid 6285] <... futex resumed>) = 0 [pid 6284] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... futex resumed>) = 0 [pid 6289] dup(3 [pid 6282] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] <... dup resumed>) = 4 [pid 6290] chdir("./29" [pid 6289] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6288] <... dup resumed>) = 4 [pid 6287] <... dup resumed>) = 4 [pid 6285] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6289] <... futex resumed>) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6289] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] <... futex resumed>) = 0 [pid 6289] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6282] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6290] <... chdir resumed>) = 0 [pid 6288] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6288] <... futex resumed>) = 1 [pid 6287] <... futex resumed>) = 1 [pid 6285] <... futex resumed>) = 0 [pid 6290] <... prctl resumed>) = 0 [pid 6288] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] setpgid(0, 0 [pid 6288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6285] <... futex resumed>) = 0 [pid 6290] <... setpgid resumed>) = 0 [pid 6288] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6285] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] <... futex resumed>) = 0 [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6284] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6284] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] <... futex resumed>) = 0 [pid 6287] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0executing program [pid 6290] write(3, "1000", 4) = 4 [pid 6290] close(3) = 0 [pid 6290] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6290] write(1, "executing program\n", 18) = 18 [pid 6290] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6290] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6290] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} => {parent_tid=[6291]}, 88) = 6291 [pid 6290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6290] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6291 attached ) = 0 [pid 6290] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6291] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6291] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6291] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] <... futex resumed>) = 0 [pid 6290] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] <... futex resumed>) = 1 [pid 6291] dup(3) = 4 [pid 6291] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] <... futex resumed>) = 0 [pid 6290] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6291] <... futex resumed>) = 1 [pid 6291] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6283] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6283] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6283] mprotect(0x7f9655ebb000, 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6292 attached => {parent_tid=[6292]}, 88) = 6292 [pid 6282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6282] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] <... mmap resumed>) = 0x7f9655eba000 [pid 6292] <... rseq resumed>) = 0 [pid 6283] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6292] set_robust_list(0x7f9655eda9a0, 24 [pid 6283] <... futex resumed>) = 0 [pid 6292] <... set_robust_list resumed>) = 0 [pid 6285] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6283] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... mprotect resumed>) = 0 [pid 6285] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], [pid 6284] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6285] <... mmap resumed>) = 0x7f9655eba000 [pid 6284] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6285] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6284] <... futex resumed>) = 0 [pid 6282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6284] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6293 attached [pid 6292] <... madvise resumed>) = 0 [pid 6285] <... mprotect resumed>) = 0 [pid 6284] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6293] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6285] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6284] <... mprotect resumed>) = 0 [pid 6282] <... clone3 resumed> => {parent_tid=[6293]}, 88) = 6293 [pid 6293] <... rseq resumed>) = 0 [pid 6284] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6293] set_robust_list(0x7f9655eda9a0, 24 [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6293] <... set_robust_list resumed>) = 0 [pid 6284] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6282] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] rt_sigprocmask(SIG_SETMASK, [], [pid 6284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6282] <... futex resumed>) = 0 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6290] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6290] <... futex resumed>) = 0 [pid 6285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6295 attached [pid 6292] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6295] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6292] <... futex resumed>) = 1 [pid 6290] <... mmap resumed>) = 0x7f9655eba000 [pid 6285] <... clone3 resumed> => {parent_tid=[6295]}, 88) = 6295 [pid 6283] <... futex resumed>) = 0 [pid 6295] <... rseq resumed>) = 0 [pid 6292] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6285] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6294 attached [pid 6295] set_robust_list(0x7f9655eda9a0, 24 [pid 6290] <... mprotect resumed>) = 0 [pid 6285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6295] <... set_robust_list resumed>) = 0 [pid 6294] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6285] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6284] <... clone3 resumed> => {parent_tid=[6294]}, 88) = 6294 [pid 6295] rt_sigprocmask(SIG_SETMASK, [], [pid 6294] <... rseq resumed>) = 0 [pid 6290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6285] <... futex resumed>) = 0 [pid 6284] rt_sigprocmask(SIG_SETMASK, [], [pid 6295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6294] set_robust_list(0x7f9655eda9a0, 24 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6285] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6284] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6296 attached [pid 6295] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6294] <... set_robust_list resumed>) = 0 [pid 6296] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6293] <... madvise resumed>) = 0 [pid 6284] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6290] <... clone3 resumed> => {parent_tid=[6296]}, 88) = 6296 [pid 6290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6296] <... rseq resumed>) = 0 [pid 6290] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6290] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6296] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6284] <... futex resumed>) = 0 [pid 6284] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6294] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6293] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6295] <... madvise resumed>) = 0 [pid 6295] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6285] <... futex resumed>) = 0 [pid 6295] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] <... madvise resumed>) = 0 [pid 6294] <... madvise resumed>) = 0 [pid 6293] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6296] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6290] <... futex resumed>) = 0 [pid 6296] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6284] <... futex resumed>) = 0 [pid 6294] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6289] <... mmap resumed>) = 0x20000000 [pid 6287] <... mmap resumed>) = 0x20000000 [pid 6286] <... mmap resumed>) = 0x20000000 [pid 6288] <... mmap resumed>) = 0x20000000 [pid 6289] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... mmap resumed>) = 0x20000000 [pid 6289] <... futex resumed>) = 0 [pid 6291] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6288] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... futex resumed>) = 0 [pid 6288] <... futex resumed>) = 0 [pid 6287] <... futex resumed>) = 0 [pid 6286] <... futex resumed>) = 0 [pid 6291] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6290] exit_group(0 [pid 6288] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6287] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6285] exit_group(0 [pid 6284] exit_group(0 [pid 6283] exit_group(0 [pid 6282] exit_group(0 [pid 6296] <... futex resumed>) = ? [pid 6295] <... futex resumed>) = ? [pid 6294] <... futex resumed>) = ? [pid 6293] <... futex resumed>) = ? [pid 6292] <... futex resumed>) = ? [pid 6291] <... futex resumed>) = ? [pid 6290] <... exit_group resumed>) = ? [pid 6289] <... futex resumed>) = ? [pid 6288] <... futex resumed>) = ? [pid 6287] <... futex resumed>) = ? [pid 6285] <... exit_group resumed>) = ? [pid 6284] <... exit_group resumed>) = ? [pid 6283] <... exit_group resumed>) = ? [pid 6295] +++ exited with 0 +++ [pid 6294] +++ exited with 0 +++ [pid 6293] +++ exited with 0 +++ [pid 6292] +++ exited with 0 +++ [pid 6291] +++ exited with 0 +++ [pid 6289] +++ exited with 0 +++ [pid 6288] +++ exited with 0 +++ [pid 6287] +++ exited with 0 +++ [pid 6286] +++ exited with 0 +++ [pid 6282] <... exit_group resumed>) = ? [pid 6285] +++ exited with 0 +++ [pid 6284] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6284, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6285, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6282] +++ exited with 0 +++ [pid 5850] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5852] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./29/binderfs" [pid 6283] +++ exited with 0 +++ [pid 5852] <... unlink resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... restart_syscall resumed>) = 0 [pid 5852] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6283, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5852] close(3) = 0 [pid 5850] getdents64(3, [pid 5852] rmdir("./29" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] mkdir("./30", 0777 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... mkdir resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5849] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./29/binderfs" [pid 5849] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... unlink resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 5848] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5849] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] close(3 [pid 5849] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6297 attached [pid 5850] <... close resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(3, "", [pid 6297] set_robust_list(0x555564940760, 24) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6297 [pid 6297] chdir("./30" [pid 5850] rmdir("./29" [pid 5849] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5848] getdents64(3, [pid 6297] <... chdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] unlink("./29/binderfs" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6297] <... prctl resumed>) = 0 [pid 5848] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6297] setpgid(0, 0 [pid 5850] mkdir("./30", 0777 [pid 6297] <... setpgid resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... mkdir resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] getdents64(3, [pid 5848] unlink("./29/binderfs" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] close(3 [pid 6297] <... openat resumed>) = 3 [pid 5848] <... unlink resumed>) = 0 [pid 6297] write(3, "1000", 4 [pid 5848] getdents64(3, [pid 6297] <... write resumed>) = 4 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6297] close(3 [pid 5848] close(3 [pid 6297] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6297] symlink("/dev/binderfs", "./binderfs" [pid 5848] rmdir("./29" [pid 6297] <... symlink resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6298 attached [pid 6298] set_robust_list(0x555564940760, 24 [pid 5849] rmdir("./29"executing program [pid 6298] <... set_robust_list resumed>) = 0 [pid 6297] write(1, "executing program\n", 18 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6298 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] mkdir("./30", 0777 [pid 6298] chdir("./30" [pid 6297] <... write resumed>) = 18 [pid 5849] mkdir("./30", 0777 [pid 5848] <... mkdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6297] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... chdir resumed>) = 0 [pid 6297] <... futex resumed>) = 0 [pid 6298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6297] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6298] <... prctl resumed>) = 0 [pid 6297] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6298] setpgid(0, 0 [pid 6297] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6300 attached ./strace-static-x86_64: Process 6299 attached [pid 6298] <... setpgid resumed>) = 0 [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6299] set_robust_list(0x555564940760, 24 [pid 6298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6299] <... set_robust_list resumed>) = 0 [pid 6299] chdir("./30" [pid 6297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6300] set_robust_list(0x555564940760, 24 [pid 6298] <... openat resumed>) = 3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6299 [pid 6300] <... set_robust_list resumed>) = 0 [pid 6299] <... chdir resumed>) = 0 [pid 6298] write(3, "1000", 4 [pid 6297] <... mmap resumed>) = 0x7f9655edb000 [pid 6296] +++ exited with 0 +++ [pid 6290] +++ exited with 0 +++ [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6300 [pid 6300] chdir("./30" [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6298] <... write resumed>) = 4 [pid 6297] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6290, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6300] <... chdir resumed>) = 0 [pid 6299] <... prctl resumed>) = 0 [pid 6298] close(3 [pid 6297] <... mprotect resumed>) = 0 [pid 6300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6299] setpgid(0, 0 [pid 6298] <... close resumed>) = 0 [pid 6298] symlink("/dev/binderfs", "./binderfs" [pid 5851] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6299] <... setpgid resumed>) = 0 [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6298] <... symlink resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6300] <... prctl resumed>) = 0 [pid 6297] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6299] <... openat resumed>) = 3 [pid 5851] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6300] setpgid(0, 0 [pid 6298] write(1, "executing program\n", 18 [pid 6297] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 5851] <... openat resumed>) = 3 [pid 6300] <... setpgid resumed>) = 0 [pid 6298] <... write resumed>) = 18 [pid 6297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}executing program [pid 5851] newfstatat(3, "", ./strace-static-x86_64: Process 6301 attached [pid 6300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6299] write(3, "1000", 4 [pid 6298] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6301] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6300] <... openat resumed>) = 3 [pid 6299] <... write resumed>) = 4 [pid 6298] <... futex resumed>) = 0 [pid 6297] <... clone3 resumed> => {parent_tid=[6301]}, 88) = 6301 [pid 6301] <... rseq resumed>) = 0 [pid 6299] close(3 [pid 5851] getdents64(3, [pid 6301] set_robust_list(0x7f9655efb9a0, 24 [pid 6299] <... close resumed>) = 0 [pid 6301] <... set_robust_list resumed>) = 0 [pid 6299] symlink("/dev/binderfs", "./binderfs" [pid 6301] rt_sigprocmask(SIG_SETMASK, [], [pid 6300] write(3, "1000", 4 [pid 6299] <... symlink resumed>) = 0 [pid 6298] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6300] <... write resumed>) = 4 [pid 6299] write(1, "executing program\n", 18 [pid 6298] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6301] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] close(3 [pid 6299] <... write resumed>) = 18 [pid 6298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6297] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] <... close resumed>) = 0 [pid 6299] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] <... futex resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./29/binderfs", [pid 6300] symlink("/dev/binderfs", "./binderfs" [pid 6299] <... futex resumed>) = 0 [pid 6298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6297] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6300] <... symlink resumed>) = 0 [pid 6298] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] unlink("./29/binderfs" [pid 6300] write(1, "executing program\n", 18 [pid 6298] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5851] <... unlink resumed>) = 0 [pid 6300] <... write resumed>) = 18 [pid 6298] <... mprotect resumed>) = 0 [pid 6300] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6300] <... futex resumed>) = 0 [pid 6299] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6298] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] getdents64(3, [pid 6301] <... openat resumed>) = 3 [pid 6300] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6299] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6298] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6301] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] close(3./strace-static-x86_64: Process 6302 attached [pid 6301] <... futex resumed>) = 1 [pid 6300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] <... futex resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 6301] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6298] <... clone3 resumed> => {parent_tid=[6302]}, 88) = 6302 [pid 6297] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6299] <... mmap resumed>) = 0x7f9655edb000 [pid 6298] rt_sigprocmask(SIG_SETMASK, [], [pid 6297] <... futex resumed>) = 0 [pid 5851] rmdir("./29" [pid 6301] dup(3 [pid 6300] <... mmap resumed>) = 0x7f9655edb000 [pid 6299] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5851] <... rmdir resumed>) = 0 [pid 6302] <... rseq resumed>) = 0 [pid 6301] <... dup resumed>) = 4 [pid 6300] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6299] <... mprotect resumed>) = 0 [pid 6298] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6301] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] <... mprotect resumed>) = 0 [pid 6299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6298] <... futex resumed>) = 0 [pid 5851] mkdir("./30", 0777 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], [pid 6301] <... futex resumed>) = 1 [pid 6300] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6297] <... futex resumed>) = 0 [pid 6302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6301] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6298] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6297] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6297] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6302] <... openat resumed>) = 3 [pid 6301] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0./strace-static-x86_64: Process 6303 attached ./strace-static-x86_64: Process 6304 attached [pid 6302] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6302] <... futex resumed>) = 1 [pid 6298] <... futex resumed>) = 0 [pid 6303] <... rseq resumed>) = 0 [pid 6302] dup(3 [pid 6298] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6305 attached [pid 6303] set_robust_list(0x7f9655efb9a0, 24 [pid 6302] <... dup resumed>) = 4 [pid 6299] <... clone3 resumed> => {parent_tid=[6303]}, 88) = 6303 [pid 6298] <... futex resumed>) = 0 [pid 6304] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6300] <... clone3 resumed> => {parent_tid=[6304]}, 88) = 6304 [pid 6305] set_robust_list(0x555564940760, 24 [pid 6304] <... rseq resumed>) = 0 [pid 6303] <... set_robust_list resumed>) = 0 [pid 6302] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] rt_sigprocmask(SIG_SETMASK, [], [pid 6299] rt_sigprocmask(SIG_SETMASK, [], [pid 6298] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6305 [pid 6305] <... set_robust_list resumed>) = 0 [pid 6304] set_robust_list(0x7f9655efb9a0, 24 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], [pid 6300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6305] chdir("./30" [pid 6304] <... set_robust_list resumed>) = 0 [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... futex resumed>) = 0 [pid 6300] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... chdir resumed>) = 0 [pid 6304] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6302] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6300] <... futex resumed>) = 0 [pid 6299] <... futex resumed>) = 0 [pid 6298] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6303] <... openat resumed>) = 3 [pid 6302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... futex resumed>) = 0 [pid 6305] <... prctl resumed>) = 0 [pid 6304] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6303] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6298] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] setpgid(0, 0 [pid 6304] <... openat resumed>) = 3 [pid 6303] <... futex resumed>) = 1 [pid 6299] <... futex resumed>) = 0 [pid 6305] <... setpgid resumed>) = 0 [pid 6299] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6304] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] <... futex resumed>) = 1 [pid 6300] <... futex resumed>) = 0 [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6300] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] dup(3 [pid 6303] dup(3 [pid 6300] <... futex resumed>) = 0 [pid 6303] <... dup resumed>) = 4 [pid 6305] <... openat resumed>) = 3 [pid 6303] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] write(3, "1000", 4 [pid 6304] <... dup resumed>) = 4 [pid 6303] <... futex resumed>) = 1 [pid 6300] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6299] <... futex resumed>) = 0 [pid 6305] <... write resumed>) = 4 [pid 6304] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6299] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] close(3 [pid 6304] <... futex resumed>) = 1 [pid 6303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] <... futex resumed>) = 0 [pid 6299] <... futex resumed>) = 0 [pid 6305] <... close resumed>) = 0 [pid 6304] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6303] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6300] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] symlink("/dev/binderfs", "./binderfs" [pid 6304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6300] <... futex resumed>) = 0 [pid 6304] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6300] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] <... symlink resumed>) = 0 [pid 6305] write(1, "executing program\n", 18executing program ) = 18 [pid 6305] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6305] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6305] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6297] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6297] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6297] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6306 attached [pid 6297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6306] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6305] <... clone3 resumed> => {parent_tid=[6306]}, 88) = 6306 [pid 6306] <... rseq resumed>) = 0 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], [pid 6306] set_robust_list(0x7f9655efb9a0, 24 [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6306] <... set_robust_list resumed>) = 0 [pid 6305] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] rt_sigprocmask(SIG_SETMASK, [], [pid 6305] <... futex resumed>) = 0 [pid 6306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6305] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6306] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6297] <... mmap resumed>) = 0x7f9655eba000 [pid 6306] <... openat resumed>) = 3 [pid 6298] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6297] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6306] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6298] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... futex resumed>) = 0 [pid 6297] <... mprotect resumed>) = 0 [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... futex resumed>) = 0 [pid 6298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6297] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6306] dup(3 [pid 6305] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6298] <... mmap resumed>) = 0x7f9655eba000 [pid 6297] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6306] <... dup resumed>) = 4 [pid 6298] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6306] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6307 attached ) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6298] <... mprotect resumed>) = 0 [pid 6297] <... clone3 resumed> => {parent_tid=[6307]}, 88) = 6307 [pid 6306] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 6306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6305] <... futex resumed>) = 0 [pid 6306] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6305] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6307] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6299] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6298] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6307] <... rseq resumed>) = 0 [pid 6299] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6307] set_robust_list(0x7f9655eda9a0, 24 [pid 6299] <... futex resumed>) = 0 [pid 6298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6307] <... set_robust_list resumed>) = 0 [pid 6299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6308 attached [pid 6307] rt_sigprocmask(SIG_SETMASK, [], [pid 6300] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6299] <... mmap resumed>) = 0x7f9655eba000 [pid 6297] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6300] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... futex resumed>) = 0 [pid 6300] <... futex resumed>) = 0 [pid 6297] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6307] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6299] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6298] <... clone3 resumed> => {parent_tid=[6308]}, 88) = 6308 [pid 6308] <... rseq resumed>) = 0 [pid 6300] <... mmap resumed>) = 0x7f9655eba000 [pid 6300] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6309 attached => {parent_tid=[6309]}, 88) = 6309 [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6300] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6300] <... futex resumed>) = 0 [pid 6309] <... rseq resumed>) = 0 [pid 6300] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6309] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6308] set_robust_list(0x7f9655eda9a0, 24 [pid 6307] <... madvise resumed>) = 0 [pid 6299] <... mprotect resumed>) = 0 [pid 6298] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6308] <... set_robust_list resumed>) = 0 [pid 6299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6298] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6298] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6309] madvise(0x20000000, 6291456, MADV_DONTNEED./strace-static-x86_64: Process 6310 attached [pid 6308] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6307] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... madvise resumed>) = 0 [pid 6310] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6308] <... madvise resumed>) = 0 [pid 6307] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6299] <... clone3 resumed> => {parent_tid=[6310]}, 88) = 6310 [pid 6297] <... futex resumed>) = 0 [pid 6310] <... rseq resumed>) = 0 [pid 6309] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 0 [pid 6300] <... futex resumed>) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6310] set_robust_list(0x7f9655eda9a0, 24 [pid 6309] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6299] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] <... set_robust_list resumed>) = 0 [pid 6299] <... futex resumed>) = 0 [pid 6310] rt_sigprocmask(SIG_SETMASK, [], [pid 6305] <... mmap resumed>) = 0x7f9655eba000 [pid 6299] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6298] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6310] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6305] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6310] <... madvise resumed>) = 0 [pid 6308] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6308] <... futex resumed>) = 0 [pid 6308] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] <... clone3 resumed> => {parent_tid=[6311]}, 88) = 6311 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6311 attached NULL, 8) = 0 [pid 6305] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6305] <... futex resumed>) = 0 [pid 6311] <... rseq resumed>) = 0 [pid 6305] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6311] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6310] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6303] <... mmap resumed>) = 0x20000000 [pid 6302] <... mmap resumed>) = 0x20000000 [pid 6299] <... futex resumed>) = 0 [pid 6310] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6306] <... mmap resumed>) = 0x20000000 [pid 6302] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = 0 [pid 6306] <... futex resumed>) = 0 [pid 6304] <... mmap resumed>) = 0x20000000 [pid 6302] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6306] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6298] exit_group(0 [pid 6303] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6298] <... exit_group resumed>) = ? [pid 6308] <... futex resumed>) = ? [pid 6302] <... futex resumed>) = ? [pid 6303] <... futex resumed>) = 0 [pid 6308] +++ exited with 0 +++ [pid 6303] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6301] <... mmap resumed>) = 0x20000000 [pid 6311] <... madvise resumed>) = 0 [pid 6304] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] +++ exited with 0 +++ [pid 6298] +++ exited with 0 +++ [pid 6311] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... futex resumed>) = 0 [pid 6301] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6300] exit_group(0 [pid 6299] exit_group(0 [pid 6297] exit_group(0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6298, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6311] <... futex resumed>) = 1 [pid 6310] <... futex resumed>) = ? [pid 6309] <... futex resumed>) = ? [pid 6307] <... futex resumed>) = ? [pid 6305] <... futex resumed>) = 0 [pid 6303] <... futex resumed>) = ? [pid 6301] <... futex resumed>) = ? [pid 6300] <... exit_group resumed>) = ? [pid 6299] <... exit_group resumed>) = ? [pid 6297] <... exit_group resumed>) = ? [pid 6311] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6310] +++ exited with 0 +++ [pid 6309] +++ exited with 0 +++ [pid 6307] +++ exited with 0 +++ [pid 6305] exit_group(0 [pid 6304] +++ exited with 0 +++ [pid 6303] +++ exited with 0 +++ [pid 6301] +++ exited with 0 +++ [pid 6300] +++ exited with 0 +++ [pid 6299] +++ exited with 0 +++ [pid 6311] <... futex resumed>) = ? [pid 6306] <... futex resumed>) = ? [pid 6305] <... exit_group resumed>) = ? [pid 5850] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6300, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6299, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6311] +++ exited with 0 +++ [pid 6306] +++ exited with 0 +++ [pid 6297] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6297, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5850] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... openat resumed>) = 3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./30/binderfs" [pid 5849] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./30/binderfs" [pid 5850] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./30/binderfs" [pid 5852] <... unlink resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] unlink("./30/binderfs" [pid 5848] <... unlink resumed>) = 0 [pid 5850] close(3 [pid 5849] <... unlink resumed>) = 0 [pid 5848] getdents64(3, [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5850] rmdir("./30" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3 [pid 5852] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5852] rmdir("./30" [pid 5849] close(3 [pid 5848] <... close resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] mkdir("./31", 0777 [pid 5849] <... close resumed>) = 0 [pid 5848] rmdir("./30" [pid 5850] <... mkdir resumed>) = 0 [pid 5849] rmdir("./30" [pid 5848] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5852] mkdir("./31", 0777 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6312 attached [pid 5848] mkdir("./31", 0777 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] mkdir("./31", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6313 attached [pid 6312] set_robust_list(0x555564940760, 24 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... mkdir resumed>) = 0 [pid 6313] set_robust_list(0x555564940760, 24 [pid 6312] <... set_robust_list resumed>) = 0 [pid 6313] <... set_robust_list resumed>) = 0 [pid 6313] chdir("./31" [pid 6312] chdir("./31" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6312 ./strace-static-x86_64: Process 6314 attached [pid 6313] <... chdir resumed>) = 0 [pid 6312] <... chdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6314] set_robust_list(0x555564940760, 24 [pid 6313] <... prctl resumed>) = 0 [pid 6312] <... prctl resumed>) = 0 [pid 6314] <... set_robust_list resumed>) = 0 [pid 6313] setpgid(0, 0 [pid 6314] chdir("./31" [pid 6313] <... setpgid resumed>) = 0 [pid 6312] setpgid(0, 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6313 [pid 6312] <... setpgid resumed>) = 0 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6314 [pid 6312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6313] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6315 attached [pid 6314] <... chdir resumed>) = 0 [pid 6313] write(3, "1000", 4 [pid 6315] set_robust_list(0x555564940760, 24 [pid 6312] <... openat resumed>) = 3 [pid 6315] <... set_robust_list resumed>) = 0 [pid 6314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6313] <... write resumed>) = 4 [pid 6312] write(3, "1000", 4 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6315 [pid 6315] chdir("./31" [pid 6314] <... prctl resumed>) = 0 [pid 6313] close(3 [pid 6312] <... write resumed>) = 4 [pid 6314] setpgid(0, 0 [pid 6313] <... close resumed>) = 0 [pid 6312] close(3 [pid 6315] <... chdir resumed>) = 0 [pid 6314] <... setpgid resumed>) = 0 [pid 6313] symlink("/dev/binderfs", "./binderfs" [pid 6312] <... close resumed>) = 0 [pid 6315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6313] <... symlink resumed>) = 0 [pid 6312] symlink("/dev/binderfs", "./binderfs"executing program [pid 6315] <... prctl resumed>) = 0 [pid 6314] <... openat resumed>) = 3 [pid 6313] write(1, "executing program\n", 18 [pid 6312] <... symlink resumed>) = 0 [pid 6305] +++ exited with 0 +++ [pid 6315] setpgid(0, 0 [pid 6313] <... write resumed>) = 18 [pid 6315] <... setpgid resumed>) = 0 [pid 6314] write(3, "1000", 4 [pid 6312] write(1, "executing program\n", 18 [pid 6313] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6314] <... write resumed>) = 4 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... write resumed>) = 18 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6305, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6314] close(3 [pid 6312] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6315] <... openat resumed>) = 3 [pid 6315] write(3, "1000", 4) = 4 [pid 6315] close(3) = 0 [pid 6314] <... close resumed>) = 0 [pid 6313] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6312] <... futex resumed>) = 0 [pid 6315] symlink("/dev/binderfs", "./binderfs" [pid 6314] symlink("/dev/binderfs", "./binderfs" [pid 6313] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6312] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6315] <... symlink resumed>) = 0 [pid 6314] <... symlink resumed>) = 0 [pid 6313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6312] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6315] write(1, "executing program\n", 18 [pid 6314] write(1, "executing program\n", 18 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6314] <... write resumed>) = 18 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6315] <... write resumed>) = 18 [pid 6314] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... mmap resumed>) = 0x7f9655edb000 [pid 6312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6315] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... futex resumed>) = 0 [pid 6313] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6312] <... mmap resumed>) = 0x7f9655edb000 [pid 6315] <... futex resumed>) = 0 [pid 6314] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6312] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6315] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6315] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6315] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6314] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6313] <... mprotect resumed>) = 0 [pid 6312] <... mprotect resumed>) = 0 [pid 5851] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6315] <... mprotect resumed>) = 0 [pid 6314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6314] <... mmap resumed>) = 0x7f9655edb000 [pid 6313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6314] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6316 attached [pid 6315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6314] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6318 attached ./strace-static-x86_64: Process 6317 attached [pid 6316] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] newfstatat(3, "", [pid 6318] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6317] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6316] <... rseq resumed>) = 0 [pid 6315] <... clone3 resumed> => {parent_tid=[6318]}, 88) = 6318 [pid 6318] <... rseq resumed>) = 0 [pid 6317] <... rseq resumed>) = 0 [pid 6318] set_robust_list(0x7f9655efb9a0, 24 [pid 6317] set_robust_list(0x7f9655efb9a0, 24 [pid 6316] set_robust_list(0x7f9655efb9a0, 24 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] <... set_robust_list resumed>) = 0 [pid 6317] <... set_robust_list resumed>) = 0 [pid 6316] <... set_robust_list resumed>) = 0 [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] <... futex resumed>) = 0 [pid 6318] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6313] <... clone3 resumed> => {parent_tid=[6316]}, 88) = 6316 [pid 6312] <... clone3 resumed> => {parent_tid=[6317]}, 88) = 6317 [pid 6315] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6317] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6312] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] <... openat resumed>) = 3 [pid 5851] getdents64(3, ./strace-static-x86_64: Process 6319 attached [pid 6318] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6319] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6318] <... futex resumed>) = 1 [pid 6315] <... futex resumed>) = 0 [pid 6314] <... clone3 resumed> => {parent_tid=[6319]}, 88) = 6319 [pid 6313] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6319] <... rseq resumed>) = 0 [pid 6318] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... futex resumed>) = 0 [pid 6316] <... futex resumed>) = 0 [pid 6315] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6313] <... futex resumed>) = 1 [pid 6312] <... futex resumed>) = 1 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6319] set_robust_list(0x7f9655efb9a0, 24 [pid 6318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6316] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6315] <... futex resumed>) = 0 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6313] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] newfstatat(AT_FDCWD, "./30/binderfs", [pid 6319] <... set_robust_list resumed>) = 0 [pid 6318] dup(3 [pid 6317] <... openat resumed>) = 3 [pid 6315] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6314] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] <... dup resumed>) = 4 [pid 6317] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... openat resumed>) = 3 [pid 6314] <... futex resumed>) = 0 [pid 5851] unlink("./30/binderfs" [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... futex resumed>) = 1 [pid 6316] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] <... futex resumed>) = 0 [pid 6319] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6318] <... futex resumed>) = 1 [pid 6317] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] <... futex resumed>) = 1 [pid 6315] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... unlink resumed>) = 0 [pid 6319] <... openat resumed>) = 3 [pid 6318] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] dup(3 [pid 6315] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 6319] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] dup(3 [pid 6316] <... dup resumed>) = 4 [pid 6315] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] <... futex resumed>) = 1 [pid 6317] <... dup resumed>) = 4 [pid 6316] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6314] <... futex resumed>) = 0 [pid 6313] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6319] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... futex resumed>) = 0 [pid 6314] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] close(3 [pid 6319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] <... futex resumed>) = 1 [pid 6316] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] <... futex resumed>) = 0 [pid 6313] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... futex resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 6319] dup(3 [pid 6317] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] <... futex resumed>) = 0 [pid 6312] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... dup resumed>) = 4 [pid 6317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6313] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] <... futex resumed>) = 0 [pid 5851] rmdir("./30" [pid 6319] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6314] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 1 [pid 6314] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6314] <... futex resumed>) = 0 [pid 6314] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... rmdir resumed>) = 0 [pid 5851] mkdir("./31", 0777) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6320 attached [pid 6320] set_robust_list(0x555564940760, 24) = 0 [pid 6320] chdir("./31" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6320 [pid 6320] <... chdir resumed>) = 0 [pid 6320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6320] setpgid(0, 0) = 0 [pid 6320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6320] write(3, "1000", 4) = 4 [pid 6320] close(3) = 0 [pid 6320] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6320] write(1, "executing program\n", 18 [pid 6315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6320] <... write resumed>) = 18 [pid 6320] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6320] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6320] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6313] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6313] <... futex resumed>) = 0 [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] <... mmap resumed>) = 0x7f9655eba000 [pid 6320] <... mmap resumed>) = 0x7f9655edb000 [pid 6315] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6320] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6315] <... futex resumed>) = 0 [pid 6313] <... mprotect resumed>) = 0 [pid 6315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6320] <... mprotect resumed>) = 0 [pid 6313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6312] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6320] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6312] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6321 attached ) = 0 [pid 6321] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6313] <... clone3 resumed> => {parent_tid=[6321]}, 88) = 6321 [pid 6312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6321] <... rseq resumed>) = 0 [pid 6320] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6321] set_robust_list(0x7f9655eda9a0, 24 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6314] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6322 attached [pid 6321] <... set_robust_list resumed>) = 0 [pid 6312] <... mmap resumed>) = 0x7f9655eba000 [pid 6320] <... clone3 resumed> => {parent_tid=[6322]}, 88) = 6322 [pid 6312] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6321] rt_sigprocmask(SIG_SETMASK, [], [pid 6320] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] <... mmap resumed>) = 0x7f9655eba000 [pid 6314] <... futex resumed>) = 0 [pid 6313] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... mprotect resumed>) = 0 [pid 6322] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6320] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... mprotect resumed>) = 0 [pid 6313] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6322] <... rseq resumed>) = 0 [pid 6321] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6320] <... futex resumed>) = 0 [pid 6315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6314] <... mmap resumed>) = 0x7f9655eba000 [pid 6312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6323 attached [pid 6322] set_robust_list(0x7f9655efb9a0, 24 [pid 6320] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6323] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6322] <... set_robust_list resumed>) = 0 [pid 6315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6314] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6312] <... clone3 resumed> => {parent_tid=[6323]}, 88) = 6323 [pid 6323] <... rseq resumed>) = 0 [pid 6321] <... madvise resumed>) = 0 [pid 6315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6314] <... mprotect resumed>) = 0 [pid 6312] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6324 attached [pid 6323] set_robust_list(0x7f9655eda9a0, 24 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6321] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6324] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6323] <... set_robust_list resumed>) = 0 [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6321] <... futex resumed>) = 1 [pid 6315] <... clone3 resumed> => {parent_tid=[6324]}, 88) = 6324 [pid 6314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6312] <... futex resumed>) = 0 [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6323] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6312] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] <... rseq resumed>) = 0 [pid 6323] <... madvise resumed>) = 0 [pid 6322] <... openat resumed>) = 3 [pid 6321] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6315] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] <... clone3 resumed> => {parent_tid=[6325]}, 88) = 6325 ./strace-static-x86_64: Process 6325 attached [pid 6324] set_robust_list(0x7f9655eda9a0, 24 [pid 6322] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6325] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6324] <... set_robust_list resumed>) = 0 [pid 6322] <... futex resumed>) = 1 [pid 6320] <... futex resumed>) = 0 [pid 6315] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6325] <... rseq resumed>) = 0 [pid 6324] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] dup(3 [pid 6320] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 0 [pid 6314] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6320] <... futex resumed>) = 0 [pid 6325] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6320] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6315] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6323] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... dup resumed>) = 4 [pid 6314] <... futex resumed>) = 0 [pid 6324] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6314] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... futex resumed>) = 1 [pid 6312] <... futex resumed>) = 0 [pid 6323] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6325] <... madvise resumed>) = 0 [pid 6322] <... futex resumed>) = 1 [pid 6320] <... futex resumed>) = 0 [pid 6320] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6320] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6324] <... madvise resumed>) = 0 [pid 6325] <... futex resumed>) = 1 [pid 6325] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6324] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... futex resumed>) = 0 [pid 6324] <... futex resumed>) = 1 [pid 6315] <... futex resumed>) = 0 [pid 6324] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] <... mmap resumed>) = 0x20000000 [pid 6316] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] exit_group(0 [pid 6319] <... mmap resumed>) = 0x20000000 [pid 6321] <... futex resumed>) = ? [pid 6318] <... mmap resumed>) = 0x20000000 [pid 6319] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... futex resumed>) = ? [pid 6313] <... exit_group resumed>) = ? [pid 6321] +++ exited with 0 +++ [pid 6319] <... futex resumed>) = 0 [pid 6317] <... mmap resumed>) = 0x20000000 [pid 6319] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6318] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] exit_group(0 [pid 6312] exit_group(0 [pid 6325] <... futex resumed>) = ? [pid 6323] <... futex resumed>) = ? [pid 6319] <... futex resumed>) = ? [pid 6317] <... futex resumed>) = ? [pid 6315] exit_group(0 [pid 6314] <... exit_group resumed>) = ? [pid 6312] <... exit_group resumed>) = ? [pid 6325] +++ exited with 0 +++ [pid 6324] <... futex resumed>) = ? [pid 6323] +++ exited with 0 +++ [pid 6319] +++ exited with 0 +++ [pid 6318] <... futex resumed>) = ? [pid 6318] +++ exited with 0 +++ [pid 6324] +++ exited with 0 +++ [pid 6316] +++ exited with 0 +++ [pid 6315] <... exit_group resumed>) = ? [pid 6314] +++ exited with 0 +++ [pid 6313] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6314, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5852] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5852] newfstatat(3, "", [pid 6320] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6320] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6320] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5852] unlink("./31/binderfs") = 0 [pid 6317] +++ exited with 0 +++ [pid 6312] +++ exited with 0 +++ [pid 5852] getdents64(3, [pid 5849] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6312, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6315] +++ exited with 0 +++ [pid 5852] close(3 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... close resumed>) = 0 [pid 6322] <... mmap resumed>) = 0x20000000 [pid 6320] <... mmap resumed>) = 0x7f9655eba000 [pid 5852] rmdir("./31" [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6315, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6322] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6320] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6320] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] <... rmdir resumed>) = 0 [pid 5850] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6322] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6320] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] newfstatat(3, "", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5852] mkdir("./32", 0777 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6326 attached [pid 5850] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6326] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6326] <... rseq resumed>) = 0 [pid 6320] <... clone3 resumed> => {parent_tid=[6326]}, 88) = 6326 [pid 5848] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6326] set_robust_list(0x7f9655eda9a0, 24 [pid 6320] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... openat resumed>) = 3 [pid 5849] getdents64(3, [pid 6326] <... set_robust_list resumed>) = 0 [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6326] rt_sigprocmask(SIG_SETMASK, [], [pid 6320] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] <... futex resumed>) = 0 [pid 6326] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6320] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... mkdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] newfstatat(3, "", [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6327 attached [pid 5850] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6327] set_robust_list(0x555564940760, 24 [pid 6326] <... madvise resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6327 [pid 5850] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5849] unlink("./31/binderfs" [pid 5848] unlink("./31/binderfs" [pid 6327] <... set_robust_list resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6326] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(3, [pid 6327] chdir("./32" [pid 6320] <... futex resumed>) = 0 [pid 5850] unlink("./31/binderfs" [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6327] <... chdir resumed>) = 0 [pid 6326] <... futex resumed>) = 1 [pid 6320] exit_group(0 [pid 5850] <... unlink resumed>) = 0 [pid 5848] close(3 [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] <... futex resumed>) = ? [pid 6320] <... exit_group resumed>) = ? [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... close resumed>) = 0 [pid 6327] <... prctl resumed>) = 0 [pid 6326] +++ exited with 0 +++ [pid 6322] +++ exited with 0 +++ [pid 5850] getdents64(3, [pid 5849] close(3 [pid 5848] rmdir("./31" [pid 6327] setpgid(0, 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] rmdir("./31" [pid 5850] close(3 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] mkdir("./32", 0777 [pid 5850] <... close resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6327] <... setpgid resumed>) = 0 [pid 5850] rmdir("./31" [pid 5849] mkdir("./32", 0777 [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... rmdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6327] <... openat resumed>) = 3 [pid 5849] <... mkdir resumed>) = 0 [pid 6327] write(3, "1000", 4 [pid 5850] mkdir("./32", 0777 [pid 6327] <... write resumed>) = 4 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6328 attached ./strace-static-x86_64: Process 6329 attached [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6328 [pid 6329] set_robust_list(0x555564940760, 24 [pid 6328] set_robust_list(0x555564940760, 24 [pid 6327] close(3./strace-static-x86_64: Process 6330 attached [pid 6328] <... set_robust_list resumed>) = 0 [pid 6327] <... close resumed>) = 0 [pid 6329] <... set_robust_list resumed>) = 0 [pid 6327] symlink("/dev/binderfs", "./binderfs" [pid 6330] set_robust_list(0x555564940760, 24 [pid 6329] chdir("./32" [pid 6328] chdir("./32" [pid 6329] <... chdir resumed>) = 0 [pid 6328] <... chdir resumed>) = 0 [pid 6327] <... symlink resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6329 [pid 6330] <... set_robust_list resumed>) = 0 [pid 6329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6330 [pid 6330] chdir("./32" [pid 6329] <... prctl resumed>) = 0 executing program [pid 6328] <... prctl resumed>) = 0 [pid 6327] write(1, "executing program\n", 18 [pid 6330] <... chdir resumed>) = 0 [pid 6329] setpgid(0, 0 [pid 6330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6329] <... setpgid resumed>) = 0 [pid 6328] setpgid(0, 0 [pid 6327] <... write resumed>) = 18 [pid 6330] <... prctl resumed>) = 0 [pid 6329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6328] <... setpgid resumed>) = 0 [pid 6327] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] setpgid(0, 0) = 0 [pid 6329] <... openat resumed>) = 3 [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6327] <... futex resumed>) = 0 [pid 6330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6327] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6329] write(3, "1000", 4 [pid 6327] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6330] <... openat resumed>) = 3 [pid 6329] <... write resumed>) = 4 [pid 6327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6330] write(3, "1000", 4 [pid 6328] <... openat resumed>) = 3 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6330] <... write resumed>) = 4 [pid 6328] write(3, "1000", 4 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6330] close(3 [pid 6328] <... write resumed>) = 4 [pid 6329] close(3 [pid 6327] <... mmap resumed>) = 0x7f9655edb000 [pid 6330] <... close resumed>) = 0 [pid 6329] <... close resumed>) = 0 [pid 6328] close(3 [pid 6330] symlink("/dev/binderfs", "./binderfs" [pid 6329] symlink("/dev/binderfs", "./binderfs" [pid 6328] <... close resumed>) = 0 [pid 6327] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6330] <... symlink resumed>) = 0 [pid 6329] <... symlink resumed>) = 0 [pid 6328] symlink("/dev/binderfs", "./binderfs" [pid 6327] <... mprotect resumed>) = 0 [pid 6330] write(1, "executing program\n", 18executing program executing program [pid 6329] write(1, "executing program\n", 18 [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6330] <... write resumed>) = 18 [pid 6329] <... write resumed>) = 18 executing program [pid 6328] <... symlink resumed>) = 0 [pid 6330] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6328] write(1, "executing program\n", 18 [pid 6327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6330] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6328] <... write resumed>) = 18 ./strace-static-x86_64: Process 6331 attached [pid 6329] <... futex resumed>) = 0 [pid 6329] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6329] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6329] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6329] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6332 attached [pid 6332] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6331] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6330] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6328] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... clone3 resumed> => {parent_tid=[6331]}, 88) = 6331 [pid 6331] <... rseq resumed>) = 0 [pid 6330] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6328] <... futex resumed>) = 0 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] set_robust_list(0x7f9655efb9a0, 24 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6331] <... set_robust_list resumed>) = 0 [pid 6330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6328] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], [pid 6330] <... mmap resumed>) = 0x7f9655edb000 [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6327] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6327] <... futex resumed>) = 0 [pid 6331] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6330] <... mprotect resumed>) = 0 [pid 6328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6327] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] <... rseq resumed>) = 0 [pid 6329] <... clone3 resumed> => {parent_tid=[6332]}, 88) = 6332 [pid 6328] <... mmap resumed>) = 0x7f9655edb000 [pid 6332] set_robust_list(0x7f9655efb9a0, 24 [pid 6330] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6329] rt_sigprocmask(SIG_SETMASK, [], [pid 6332] <... set_robust_list resumed>) = 0 [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6332] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6330] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6328] <... mprotect resumed>) = 0 [pid 6332] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6329] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6333 attached [pid 6331] <... openat resumed>) = 3 [pid 6328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6320] +++ exited with 0 +++ [pid 6333] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6332] <... openat resumed>) = 3 [pid 6331] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... clone3 resumed> => {parent_tid=[6333]}, 88) = 6333 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6332] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6320, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- ./strace-static-x86_64: Process 6334 attached [pid 6333] <... rseq resumed>) = 0 [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 1 [pid 6330] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] <... futex resumed>) = 0 [pid 6328] <... clone3 resumed> => {parent_tid=[6334]}, 88) = 6334 [pid 6327] <... futex resumed>) = 0 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6334] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6333] set_robust_list(0x7f9655efb9a0, 24 [pid 6332] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... rseq resumed>) = 0 [pid 6333] <... set_robust_list resumed>) = 0 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = 0 [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6334] set_robust_list(0x7f9655efb9a0, 24 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], [pid 6332] dup(3 [pid 6331] dup(3 [pid 6330] <... futex resumed>) = 0 [pid 6329] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... set_robust_list resumed>) = 0 [pid 6333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] <... dup resumed>) = 4 [pid 6331] <... dup resumed>) = 4 [pid 6330] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] <... futex resumed>) = 0 [pid 6327] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6328] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6332] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6332] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6334] <... openat resumed>) = 3 [pid 6332] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6329] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... openat resumed>) = 3 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6329] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = 1 [pid 6333] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6329] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] <... futex resumed>) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6334] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6333] <... futex resumed>) = 1 [pid 6330] <... futex resumed>) = 0 [pid 6328] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6330] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] dup(3 [pid 6328] <... futex resumed>) = 0 [pid 6334] dup(3 [pid 6333] <... dup resumed>) = 4 [pid 6330] <... futex resumed>) = 0 [pid 6328] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... dup resumed>) = 4 [pid 6333] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] <... futex resumed>) = 1 [pid 6333] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6330] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6334] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6328] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = 0 [pid 6328] <... futex resumed>) = 0 [pid 6330] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6328] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5851] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./31/binderfs") = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3) = 0 [pid 5851] rmdir("./31") = 0 [pid 5851] mkdir("./32", 0777 [pid 6327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] <... mkdir resumed>) = 0 [pid 6329] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6327] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6335 attached [pid 6329] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6335 [pid 6329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6327] <... futex resumed>) = 0 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6335] set_robust_list(0x555564940760, 24 [pid 6329] <... mmap resumed>) = 0x7f9655eba000 [pid 6328] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6335] <... set_robust_list resumed>) = 0 [pid 6330] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6329] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6328] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6330] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... mprotect resumed>) = 0 [pid 6329] <... mprotect resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6335] chdir("./32" [pid 6330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6329] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6328] <... mmap resumed>) = 0x7f9655eba000 [pid 6327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6330] <... mmap resumed>) = 0x7f9655eba000 [pid 6329] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6336 attached [pid 6335] <... chdir resumed>) = 0 [pid 6330] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6328] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6336] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6330] <... mprotect resumed>) = 0 [pid 6327] <... clone3 resumed> => {parent_tid=[6336]}, 88) = 6336 ./strace-static-x86_64: Process 6337 attached [pid 6336] <... rseq resumed>) = 0 [pid 6335] <... prctl resumed>) = 0 [pid 6330] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6328] <... mprotect resumed>) = 0 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] setpgid(0, 0 [pid 6328] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6329] <... clone3 resumed> => {parent_tid=[6337]}, 88) = 6337 [pid 6330] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6337] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6336] set_robust_list(0x7f9655eda9a0, 24 [pid 6335] <... setpgid resumed>) = 0 [pid 6329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6337] <... rseq resumed>) = 0 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6336] <... set_robust_list resumed>) = 0 [pid 6329] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6336] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6337] set_robust_list(0x7f9655eda9a0, 24./strace-static-x86_64: Process 6338 attached [pid 6327] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... set_robust_list resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 6336] <... futex resumed>) = 0 [pid 6335] <... openat resumed>) = 3 [pid 6330] <... clone3 resumed> => {parent_tid=[6338]}, 88) = 6338 [pid 6327] <... futex resumed>) = 1 [pid 6336] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6335] write(3, "1000", 4 [pid 6330] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6339 attached [pid 6338] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] <... clone3 resumed> => {parent_tid=[6339]}, 88) = 6339 [pid 6327] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] <... rseq resumed>) = 0 [pid 6337] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6338] set_robust_list(0x7f9655eda9a0, 24 [pid 6336] <... madvise resumed>) = 0 [pid 6335] <... write resumed>) = 4 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6338] <... set_robust_list resumed>) = 0 [pid 6328] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... rseq resumed>) = 0 [pid 6338] rt_sigprocmask(SIG_SETMASK, [], [pid 6328] <... futex resumed>) = 0 [pid 6330] <... futex resumed>) = 0 [pid 6330] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] set_robust_list(0x7f9655eda9a0, 24 [pid 6338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] <... set_robust_list resumed>) = 0 [pid 6338] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6335] close(3 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [pid 6338] <... madvise resumed>) = 0 [pid 6335] <... close resumed>) = 0 [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6335] symlink("/dev/binderfs", "./binderfs" [pid 6339] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6337] <... madvise resumed>) = 0 [pid 6335] <... symlink resumed>) = 0 executing program [pid 6339] <... madvise resumed>) = 0 [pid 6336] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] write(1, "executing program\n", 18 [pid 6337] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6336] <... futex resumed>) = 1 [pid 6335] <... write resumed>) = 18 [pid 6329] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6335] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6337] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6336] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6338] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6330] <... futex resumed>) = 0 [pid 6335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6338] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] <... mmap resumed>) = 0x7f9655edb000 [pid 6335] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6339] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... mprotect resumed>) = 0 [pid 6339] <... futex resumed>) = 1 [pid 6328] <... futex resumed>) = 0 [pid 6339] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6340 attached => {parent_tid=[6340]}, 88) = 6340 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6335] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6340] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6335] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... rseq resumed>) = 0 [pid 6340] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6340] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6332] <... mmap resumed>) = 0x20000000 [pid 6333] <... mmap resumed>) = 0x20000000 [pid 6340] <... openat resumed>) = 3 [pid 6333] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6333] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6335] <... futex resumed>) = 0 [pid 6340] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6335] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... mmap resumed>) = 0x20000000 [pid 6330] exit_group(0 [pid 6334] <... mmap resumed>) = 0x20000000 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] <... futex resumed>) = ? [pid 6335] <... futex resumed>) = 0 [pid 6333] <... futex resumed>) = ? [pid 6334] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 6331] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... exit_group resumed>) = ? [pid 6329] exit_group(0 [pid 6340] dup(3 [pid 6338] +++ exited with 0 +++ [pid 6337] <... futex resumed>) = ? [pid 6335] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... futex resumed>) = 0 [pid 6333] +++ exited with 0 +++ [pid 6331] <... futex resumed>) = 0 [pid 6329] <... exit_group resumed>) = ? [pid 6340] <... dup resumed>) = 4 [pid 6337] +++ exited with 0 +++ [pid 6334] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6332] +++ exited with 0 +++ [pid 6327] exit_group(0 [pid 6340] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] exit_group(0 [pid 6327] <... exit_group resumed>) = ? [pid 6340] <... futex resumed>) = 1 [pid 6339] <... futex resumed>) = ? [pid 6336] <... futex resumed>) = ? [pid 6335] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = ? [pid 6328] <... exit_group resumed>) = ? [pid 6340] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] +++ exited with 0 +++ [pid 6336] +++ exited with 0 +++ [pid 6335] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] +++ exited with 0 +++ [pid 6330] +++ exited with 0 +++ [pid 6328] +++ exited with 0 +++ [pid 6335] <... futex resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6328, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 6335] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6329] +++ exited with 0 +++ [pid 6331] +++ exited with 0 +++ [pid 6327] +++ exited with 0 +++ [pid 5848] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6327, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6329, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] newfstatat(3, "", [pid 5849] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] getdents64(3, [pid 5849] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... openat resumed>) = 3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(3, "", [pid 5850] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] getdents64(3, [pid 5850] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5849] getdents64(3, [pid 5848] unlink("./32/binderfs" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... unlink resumed>) = 0 [pid 5852] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] unlink("./32/binderfs" [pid 5849] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5848] close(3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... close resumed>) = 0 [pid 5852] unlink("./32/binderfs" [pid 5850] getdents64(3, [pid 5849] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5848] rmdir("./32" [pid 5852] <... unlink resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5852] getdents64(3, [pid 5850] close(3 [pid 5849] unlink("./32/binderfs" [pid 5848] mkdir("./33", 0777 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5852] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... close resumed>) = 0 [pid 5850] rmdir("./32" [pid 5852] rmdir("./32"./strace-static-x86_64: Process 6341 attached ) = 0 [pid 5849] getdents64(3, [pid 5852] mkdir("./33", 0777 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6341] set_robust_list(0x555564940760, 24 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] close(3 [pid 6341] <... set_robust_list resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6341 [pid 6341] chdir("./33" [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] mkdir("./33", 0777 [pid 5849] rmdir("./32"./strace-static-x86_64: Process 6342 attached [pid 6341] <... chdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6341] setpgid(0, 0) = 0 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] mkdir("./33", 0777 [pid 6342] set_robust_list(0x555564940760, 24 [pid 6341] <... openat resumed>) = 3 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6342 [pid 6342] <... set_robust_list resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6343 attached [pid 6341] write(3, "1000", 4 [pid 6343] set_robust_list(0x555564940760, 24 [pid 6341] <... write resumed>) = 4 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6341] close(3 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6343 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6343] chdir("./33" [pid 6341] <... close resumed>) = 0 [pid 6342] chdir("./33" [pid 6341] symlink("/dev/binderfs", "./binderfs" [pid 6343] <... chdir resumed>) = 0 [pid 6342] <... chdir resumed>) = 0 [pid 6341] <... symlink resumed>) = 0 [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] setpgid(0, 0 [pid 6342] <... prctl resumed>) = 0 executing program [pid 6343] <... setpgid resumed>) = 0 [pid 6341] write(1, "executing program\n", 18 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6342] setpgid(0, 0 [pid 6341] <... write resumed>) = 18 [pid 6343] <... openat resumed>) = 3 [pid 6341] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6335] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6341] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6335] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6343] write(3, "1000", 4 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6344 [pid 6343] <... write resumed>) = 4 [pid 6341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6343] close(3 [pid 6341] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6344 attached [pid 6343] <... close resumed>) = 0 [pid 6342] <... setpgid resumed>) = 0 [pid 6341] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6344] set_robust_list(0x555564940760, 24 [pid 6343] symlink("/dev/binderfs", "./binderfs" [pid 6341] <... mprotect resumed>) = 0 [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6344] <... set_robust_list resumed>) = 0 [pid 6343] <... symlink resumed>) = 0 [pid 6341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6343] write(1, "executing program\n", 18executing program [pid 6344] chdir("./33" [pid 6343] <... write resumed>) = 18 [pid 6342] <... openat resumed>) = 3 [pid 6341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6340] <... mmap resumed>) = 0x20000000 [pid 6335] <... mmap resumed>) = 0x7f9655eba000 [pid 6344] <... chdir resumed>) = 0 [pid 6342] write(3, "1000", 4 [pid 6344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... write resumed>) = 4 [pid 6341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6340] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6345 attached [pid 6344] <... prctl resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] close(3 [pid 6340] <... futex resumed>) = 0 [pid 6335] <... mprotect resumed>) = 0 [pid 6345] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6344] setpgid(0, 0 [pid 6342] <... close resumed>) = 0 [pid 6340] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] <... rseq resumed>) = 0 [pid 6344] <... setpgid resumed>) = 0 [pid 6343] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6342] symlink("/dev/binderfs", "./binderfs" [pid 6341] <... clone3 resumed> => {parent_tid=[6345]}, 88) = 6345 [pid 6335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6345] set_robust_list(0x7f9655efb9a0, 24 [pid 6344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6343] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6342] <... symlink resumed>) = 0 [pid 6341] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6345] <... set_robust_list resumed>) = 0 [pid 6343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6342] write(1, "executing program\n", 18executing program [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6345] rt_sigprocmask(SIG_SETMASK, [], [pid 6344] <... openat resumed>) = 3 [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6342] <... write resumed>) = 18 [pid 6341] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6346 attached [pid 6345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6344] write(3, "1000", 4 [pid 6343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6342] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... futex resumed>) = 0 [pid 6335] <... clone3 resumed> => {parent_tid=[6346]}, 88) = 6346 [pid 6346] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6345] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6344] <... write resumed>) = 4 [pid 6343] <... mmap resumed>) = 0x7f9655edb000 [pid 6342] <... futex resumed>) = 0 [pid 6341] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] <... rseq resumed>) = 0 [pid 6345] <... openat resumed>) = 3 [pid 6344] close(3 [pid 6342] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6335] rt_sigprocmask(SIG_SETMASK, [], [pid 6346] set_robust_list(0x7f9655eda9a0, 24 [pid 6345] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... close resumed>) = 0 [pid 6343] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6342] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6346] <... set_robust_list resumed>) = 0 [pid 6345] <... futex resumed>) = 1 [pid 6344] symlink("/dev/binderfs", "./binderfs" [pid 6343] <... mprotect resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6341] <... futex resumed>) = 0 [pid 6335] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6346] rt_sigprocmask(SIG_SETMASK, [], [pid 6345] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] <... symlink resumed>) = 0 [pid 6343] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6341] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] <... futex resumed>) = 0 [pid 6346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6341] <... futex resumed>) = 0 [pid 6335] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6345] dup(3 [pid 6344] write(1, "executing program\n", 18executing program [pid 6343] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6342] <... mmap resumed>) = 0x7f9655edb000 [pid 6341] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] <... madvise resumed>) = 0 [pid 6345] <... dup resumed>) = 4 [pid 6344] <... write resumed>) = 18 [pid 6343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6342] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6347 attached [pid 6343] <... clone3 resumed> => {parent_tid=[6347]}, 88) = 6347 [pid 6347] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] <... rseq resumed>) = 0 [pid 6346] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6342] <... mprotect resumed>) = 0 [pid 6347] set_robust_list(0x7f9655efb9a0, 24 [pid 6346] <... futex resumed>) = 1 [pid 6344] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... futex resumed>) = 0 [pid 6335] <... futex resumed>) = 0 [pid 6347] <... set_robust_list resumed>) = 0 [pid 6345] <... futex resumed>) = 1 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6341] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] rt_sigprocmask(SIG_SETMASK, [], [pid 6345] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6346] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6341] <... futex resumed>) = 0 [pid 6335] exit_group(0 [pid 6341] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] <... futex resumed>) = ? [pid 6340] <... futex resumed>) = ? [pid 6335] <... exit_group resumed>) = ? [pid 6346] +++ exited with 0 +++ [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6340] +++ exited with 0 +++ [pid 6343] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} => {parent_tid=[6348]}, 88) = 6348 [pid 6347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6344] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6347] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6347] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6348 attached [pid 6347] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] +++ exited with 0 +++ [pid 6348] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6347] <... futex resumed>) = 1 [pid 6344] <... mmap resumed>) = 0x7f9655edb000 [pid 6343] <... futex resumed>) = 0 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] <... rseq resumed>) = 0 [pid 6347] dup(3 [pid 6344] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6343] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6335, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6348] set_robust_list(0x7f9655efb9a0, 24 [pid 6347] <... dup resumed>) = 4 [pid 6344] <... mprotect resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6348] <... set_robust_list resumed>) = 0 [pid 6347] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] rt_sigprocmask(SIG_SETMASK, [], [pid 6344] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6347] <... futex resumed>) = 0 [pid 6343] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... openat resumed>) = 3 [pid 6344] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6348] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = 0 [pid 6348] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6343] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6342] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... futex resumed>) = 0 [pid 6348] dup(3 [pid 6342] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6348] <... dup resumed>) = 4 [pid 6348] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6348] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... futex resumed>) = 0 [pid 6348] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6342] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6349 attached [pid 6349] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6349] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6349] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] <... clone3 resumed> => {parent_tid=[6349]}, 88) = 6349 [pid 6344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6345] <... mmap resumed>) = 0x20000000 [pid 6344] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6345] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... futex resumed>) = 1 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6344] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] <... futex resumed>) = 1 [pid 5851] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6349] <... futex resumed>) = 0 [pid 6345] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5851] <... openat resumed>) = 3 [pid 6349] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5851] newfstatat(3, "", [pid 6349] <... openat resumed>) = 3 [pid 6341] <... futex resumed>) = 0 [pid 6349] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 1 [pid 6349] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] <... futex resumed>) = 0 [pid 6344] <... futex resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6345] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6344] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... futex resumed>) = 0 [pid 6344] <... futex resumed>) = 1 [pid 6349] dup(3) = 4 [pid 6344] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6349] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6344] <... futex resumed>) = 0 [pid 6349] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6344] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6345] <... madvise resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6345] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] newfstatat(AT_FDCWD, "./32/binderfs", [pid 6345] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6345] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] exit_group(0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6347] <... mmap resumed>) = 0x20000000 [pid 6345] <... futex resumed>) = ? [pid 6341] <... exit_group resumed>) = ? [pid 5851] unlink("./32/binderfs" [pid 6347] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] +++ exited with 0 +++ [pid 6343] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6343] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... futex resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 6347] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6343] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 6348] <... mmap resumed>) = 0x20000000 [pid 6347] <... madvise resumed>) = 0 [pid 6343] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6341] +++ exited with 0 +++ [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6349] <... mmap resumed>) = 0x20000000 [pid 6348] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6341, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6348] <... futex resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 5851] close(3 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6349] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6349] <... futex resumed>) = 1 [pid 6347] <... futex resumed>) = 1 [pid 6344] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] <... mmap resumed>) = 0x7f9655eba000 [pid 5851] <... close resumed>) = 0 [pid 6349] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6347] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] exit_group(0 [pid 6342] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5851] rmdir("./32" [pid 6349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] <... futex resumed>) = ? [pid 6344] <... futex resumed>) = 0 [pid 6343] <... exit_group resumed>) = ? [pid 6342] <... mprotect resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5848] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6349] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6344] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] mkdir("./33", 0777 [pid 6347] +++ exited with 0 +++ [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] <... mkdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... openat resumed>) = 3 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5848] newfstatat(3, "", ./strace-static-x86_64: Process 6351 attached ./strace-static-x86_64: Process 6350 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6342] <... clone3 resumed> => {parent_tid=[6351]}, 88) = 6351 [pid 6350] set_robust_list(0x555564940760, 24 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6350 [pid 5848] getdents64(3, [pid 6351] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... rseq resumed>) = 0 [pid 6342] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6351] set_robust_list(0x7f9655eda9a0, 24 [pid 6342] <... futex resumed>) = 0 [pid 6351] <... set_robust_list resumed>) = 0 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6349] <... madvise resumed>) = 0 [pid 6342] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6351] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6349] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6350] chdir("./33" [pid 6349] <... futex resumed>) = 1 [pid 6344] <... futex resumed>) = 0 [pid 6343] +++ exited with 0 +++ [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6350] <... chdir resumed>) = 0 [pid 6349] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6344] exit_group(0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6343, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5848] unlink("./33/binderfs" [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6349] <... futex resumed>) = ? [pid 6344] <... exit_group resumed>) = ? [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... unlink resumed>) = 0 [pid 6350] <... prctl resumed>) = 0 [pid 6349] +++ exited with 0 +++ [pid 5848] getdents64(3, [pid 6350] setpgid(0, 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3 [pid 6350] <... setpgid resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... restart_syscall resumed>) = 0 [pid 5848] rmdir("./33") = 0 [pid 5848] mkdir("./34", 0777 [pid 6351] <... madvise resumed>) = 0 [pid 6350] <... openat resumed>) = 3 [pid 6344] +++ exited with 0 +++ [pid 5850] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... mkdir resumed>) = 0 [pid 6351] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6350] write(3, "1000", 4 [pid 6342] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6351] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] <... write resumed>) = 4 [pid 6342] exit_group(0 [pid 6351] <... futex resumed>) = ? [pid 6350] close(3 [pid 6342] <... exit_group resumed>) = ? [pid 6351] +++ exited with 0 +++ [pid 6350] <... close resumed>) = 0 [pid 6350] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6350] write(1, "executing program\n", 18executing program [pid 6348] <... futex resumed>) = ? [pid 5850] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6350] <... write resumed>) = 18 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6344, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6350] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6350] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, executing program ./strace-static-x86_64: Process 6352 attached NULL, 8) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6352 [pid 6352] set_robust_list(0x555564940760, 24 [pid 5850] newfstatat(3, "", [pid 6352] <... set_robust_list resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6352] chdir("./34" [pid 5850] getdents64(3, [pid 6352] <... chdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6352] <... prctl resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6352] setpgid(0, 0 [pid 5850] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6352] <... setpgid resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] unlink("./33/binderfs" [pid 6352] <... openat resumed>) = 3 [pid 5850] <... unlink resumed>) = 0 [pid 6352] write(3, "1000", 4 [pid 5850] getdents64(3, [pid 6352] <... write resumed>) = 4 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6352] close(3 [pid 5850] close(3 [pid 6352] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 6352] symlink("/dev/binderfs", "./binderfs" [pid 5850] rmdir("./33" [pid 6352] <... symlink resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6352] write(1, "executing program\n", 18 [pid 5850] mkdir("./34", 0777 [pid 6352] <... write resumed>) = 18 [pid 5850] <... mkdir resumed>) = 0 [pid 6352] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6353 attached [pid 6352] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6350] <... mmap resumed>) = 0x7f9655edb000 [pid 5849] newfstatat(3, "", [pid 6353] set_robust_list(0x555564940760, 24 [pid 6350] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6350] <... mprotect resumed>) = 0 [pid 5849] getdents64(3, [pid 6353] <... set_robust_list resumed>) = 0 [pid 6352] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6353 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6353] chdir("./34" [pid 6352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] <... chdir resumed>) = 0 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] newfstatat(AT_FDCWD, "./33/binderfs", [pid 6353] <... prctl resumed>) = 0 [pid 6350] <... clone3 resumed> => {parent_tid=[6354]}, 88) = 6354 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6353] setpgid(0, 0 [pid 6352] <... mmap resumed>) = 0x7f9655edb000 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] unlink("./33/binderfs"./strace-static-x86_64: Process 6354 attached [pid 6353] <... setpgid resumed>) = 0 [pid 6352] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6354] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6352] <... mprotect resumed>) = 0 [pid 6350] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(3, [pid 6354] <... rseq resumed>) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6350] <... futex resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6354] set_robust_list(0x7f9655efb9a0, 24 [pid 6353] <... openat resumed>) = 3 [pid 6352] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6350] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] close(3 [pid 6354] <... set_robust_list resumed>) = 0 [pid 6353] write(3, "1000", 4 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] <... close resumed>) = 0 ./strace-static-x86_64: Process 6355 attached [pid 6353] <... write resumed>) = 4 [pid 5849] rmdir("./33" [pid 6355] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 6353] close(3 [pid 6352] <... clone3 resumed> => {parent_tid=[6355]}, 88) = 6355 [pid 5849] <... rmdir resumed>) = 0 [pid 6355] <... rseq resumed>) = 0 [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] <... close resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] mkdir("./34", 0777 [pid 6355] set_robust_list(0x7f9655efb9a0, 24 [pid 6354] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6353] symlink("/dev/binderfs", "./binderfs" [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6355] <... set_robust_list resumed>) = 0 [pid 6353] <... symlink resumed>) = 0 [pid 6352] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6356 attached [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] <... futex resumed>) = 0 [pid 6356] set_robust_list(0x555564940760, 24 [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6353] write(1, "executing program\n", 18 [pid 6352] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6356 [pid 6355] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6353] <... write resumed>) = 18 [pid 6353] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6353] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6356] <... set_robust_list resumed>) = 0 [pid 6355] <... openat resumed>) = 3 [pid 6354] <... openat resumed>) = 3 [pid 6353] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6348] +++ exited with 0 +++ [pid 6342] +++ exited with 0 +++ [pid 6356] chdir("./34" [pid 6355] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... mprotect resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6342, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6356] <... chdir resumed>) = 0 [pid 6355] <... futex resumed>) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6355] dup(3 [pid 6354] <... futex resumed>) = 1 [pid 6353] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6352] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... prctl resumed>) = 0 [pid 6355] <... dup resumed>) = 4 [pid 6354] dup(3 [pid 6353] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6352] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6356] setpgid(0, 0 [pid 6355] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... dup resumed>) = 4 [pid 6353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6352] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6356] <... setpgid resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6354] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] <... futex resumed>) = 0 [pid 6353] <... clone3 resumed> => {parent_tid=[6357]}, 88) = 6357 [pid 6350] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6357 attached [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6354] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... futex resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6357] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6356] <... openat resumed>) = 3 [pid 6355] <... futex resumed>) = 0 [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6352] <... futex resumed>) = 1 [pid 6350] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] <... rseq resumed>) = 0 [pid 6356] write(3, "1000", 4 [pid 6355] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6353] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... openat resumed>) = 3 [pid 6357] set_robust_list(0x7f9655efb9a0, 24 [pid 6356] <... write resumed>) = 4 [pid 6353] <... futex resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 6357] <... set_robust_list resumed>) = 0 [pid 6356] close(3 [pid 6353] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6356] <... close resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] symlink("/dev/binderfs", "./binderfs" [pid 6357] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6356] <... symlink resumed>) = 0 [pid 5852] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6357] <... openat resumed>) = 3 [pid 6356] write(1, "executing program\n", 18 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./33/binderfs"executing program ) = 0 [pid 6357] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... write resumed>) = 18 [pid 5852] getdents64(3, [pid 6356] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... futex resumed>) = 1 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6357] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... futex resumed>) = 0 [pid 5852] close(3) = 0 [pid 5852] rmdir("./33" [pid 6353] <... futex resumed>) = 0 [pid 6353] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... rmdir resumed>) = 0 [pid 6357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6357] dup(3 [pid 6356] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6357] <... dup resumed>) = 4 [pid 6356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6357] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6357] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] <... futex resumed>) = 0 [pid 6356] <... mmap resumed>) = 0x7f9655edb000 [pid 5852] mkdir("./34", 0777 [pid 6356] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6353] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] <... mprotect resumed>) = 0 [pid 6356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] <... mkdir resumed>) = 0 [pid 6356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6353] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6357] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 1 [pid 6357] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6356] <... clone3 resumed> => {parent_tid=[6358]}, 88) = 6358 [pid 6353] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6358 attached [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6359 attached [pid 6356] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6358] set_robust_list(0x7f9655efb9a0, 24 [pid 6356] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] <... set_robust_list resumed>) = 0 [pid 6359] set_robust_list(0x555564940760, 24 [pid 6358] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] <... set_robust_list resumed>) = 0 [pid 6358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6359 [pid 6358] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6359] chdir("./34") = 0 [pid 6358] <... openat resumed>) = 3 [pid 6359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6358] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... prctl resumed>) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6359] setpgid(0, 0 [pid 6358] dup(3 [pid 6356] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... setpgid resumed>) = 0 [pid 6358] <... dup resumed>) = 4 [pid 6356] <... futex resumed>) = 0 [pid 6359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6358] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6350] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6350] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6350] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6358] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = 0 [pid 6358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] <... futex resumed>) = 0 [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6350] <... mprotect resumed>) = 0 [pid 6356] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6352] <... mmap resumed>) = 0x7f9655eba000 [pid 6352] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6359] <... openat resumed>) = 3 [pid 6358] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6352] <... mprotect resumed>) = 0 [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6359] write(3, "1000", 4 [pid 6350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6359] <... write resumed>) = 4 [pid 6352] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6359] close(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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6361 attached ./strace-static-x86_64: Process 6360 attached [pid 6359] <... close resumed>) = 0 [pid 6350] <... clone3 resumed> => {parent_tid=[6360]}, 88) = 6360 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6350] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6350] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6359] symlink("/dev/binderfs", "./binderfs" [pid 6352] <... clone3 resumed> => {parent_tid=[6361]}, 88) = 6361 [pid 6361] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6360] <... rseq resumed>) = 0 [pid 6360] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], [pid 6353] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... rseq resumed>) = 0 [pid 6360] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6353] <... futex resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6361] set_robust_list(0x7f9655eda9a0, 24 [pid 6359] <... symlink resumed>) = 0 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6361] <... set_robust_list resumed>) = 0 [pid 6359] write(1, "executing program\n", 18 [pid 6352] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] <... write resumed>) = 18 [pid 6352] <... futex resumed>) = 0 [pid 6361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6359] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6359] <... futex resumed>) = 0 [pid 6352] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6359] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6353] <... mmap resumed>) = 0x7f9655eba000 [pid 6359] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6353] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6353] <... mprotect resumed>) = 0 [pid 6361] <... madvise resumed>) = 0 [pid 6360] <... madvise resumed>) = 0 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6361] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6353] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6360] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6362 attached [pid 6361] <... futex resumed>) = 1 [pid 6360] <... futex resumed>) = 1 [pid 6359] <... mmap resumed>) = 0x7f9655edb000 [pid 6356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6353] <... clone3 resumed> => {parent_tid=[6362]}, 88) = 6362 [pid 6352] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6361] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 6362] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6359] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6356] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6362] <... rseq resumed>) = 0 [pid 6353] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] set_robust_list(0x7f9655eda9a0, 24 [pid 6359] <... mprotect resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6353] <... futex resumed>) = 0 [pid 6362] <... set_robust_list resumed>) = 0 [pid 6353] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6359] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6362] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6356] <... mmap resumed>) = 0x7f9655eba000 [pid 6362] <... madvise resumed>) = 0 [pid 6359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6356] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6363 attached [pid 6356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6363] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6362] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... clone3 resumed> => {parent_tid=[6363]}, 88) = 6363 [pid 6356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6362] <... futex resumed>) = 1 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], [pid 6353] <... futex resumed>) = 0 [pid 6363] <... rseq resumed>) = 0 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] set_robust_list(0x7f9655efb9a0, 24 [pid 6359] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... clone3 resumed> => {parent_tid=[6364]}, 88) = 6364 [pid 6363] <... set_robust_list resumed>) = 0 [pid 6362] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6359] <... futex resumed>) = 0 [pid 6356] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6364 attached [pid 6363] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6363] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6356] <... futex resumed>) = 0 [pid 6364] <... rseq resumed>) = 0 [pid 6356] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] <... openat resumed>) = 3 [pid 6364] set_robust_list(0x7f9655eda9a0, 24 [pid 6363] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6359] <... futex resumed>) = 0 [pid 6364] <... set_robust_list resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6359] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6363] dup(3 [pid 6359] <... futex resumed>) = 0 [pid 6359] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] <... dup resumed>) = 4 [pid 6363] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6359] <... futex resumed>) = 0 [pid 6359] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6359] <... futex resumed>) = 0 [pid 6359] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6364] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] <... futex resumed>) = 0 [pid 6358] <... mmap resumed>) = 0x20000000 [pid 6357] <... mmap resumed>) = 0x20000000 [pid 6355] <... mmap resumed>) = 0x20000000 [pid 6357] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... futex resumed>) = 0 [pid 6355] <... futex resumed>) = 0 [pid 6357] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6358] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] <... mmap resumed>) = 0x20000000 [pid 6358] <... futex resumed>) = 0 [pid 6354] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] <... futex resumed>) = 0 [pid 6354] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] exit_group(0 [pid 6350] exit_group(0 [pid 6360] <... futex resumed>) = ? [pid 6356] exit_group(0 [pid 6354] <... futex resumed>) = ? [pid 6352] exit_group(0 [pid 6362] <... futex resumed>) = ? [pid 6353] <... exit_group resumed>) = ? [pid 6350] <... exit_group resumed>) = ? [pid 6364] <... futex resumed>) = ? [pid 6362] +++ exited with 0 +++ [pid 6361] <... futex resumed>) = ? [pid 6360] +++ exited with 0 +++ [pid 6358] <... futex resumed>) = ? [pid 6357] <... futex resumed>) = ? [pid 6356] <... exit_group resumed>) = ? [pid 6355] <... futex resumed>) = ? [pid 6354] +++ exited with 0 +++ [pid 6352] <... exit_group resumed>) = ? [pid 6350] +++ exited with 0 +++ [pid 6364] +++ exited with 0 +++ [pid 6361] +++ exited with 0 +++ [pid 6358] +++ exited with 0 +++ [pid 5851] --- 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 5851] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./33/binderfs") = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3) = 0 [pid 5851] rmdir("./33") = 0 [pid 5851] mkdir("./34", 0777) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6356] +++ exited with 0 +++ ./strace-static-x86_64: Process 6365 attached [pid 6365] set_robust_list(0x555564940760, 24 [pid 6357] +++ exited with 0 +++ [pid 6353] +++ exited with 0 +++ [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6365 [pid 6365] <... set_robust_list resumed>) = 0 [pid 6365] chdir("./34" [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6356, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6353, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... restart_syscall resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6365] <... chdir resumed>) = 0 [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5849] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6365] setpgid(0, 0 [pid 6363] <... mmap resumed>) = 0x20000000 [pid 6355] +++ exited with 0 +++ [pid 6352] +++ exited with 0 +++ [pid 5850] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6365] <... setpgid resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5850] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5850] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6365] <... openat resumed>) = 3 [pid 5849] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(AT_FDCWD, "./34/binderfs", [pid 6365] write(3, "1000", 4 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... restart_syscall resumed>) = 0 [pid 6365] <... write resumed>) = 4 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6359] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6365] close(3 [pid 6359] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5849] unlink("./34/binderfs" [pid 6365] <... close resumed>) = 0 [pid 6363] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 5848] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6365] symlink("/dev/binderfs", "./binderfs" [pid 6363] <... futex resumed>) = 0 [pid 6359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6365] <... symlink resumed>) = 0 [pid 6363] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6359] <... mmap resumed>) = 0x7f9655eba000 [pid 5849] getdents64(3, [pid 5848] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 6365] write(1, "executing program\n", 18 [pid 6359] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6365] <... write resumed>) = 18 [pid 5848] newfstatat(3, "", [pid 6365] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... mprotect resumed>) = 0 [pid 5850] unlink("./34/binderfs" [pid 5849] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6365] <... futex resumed>) = 0 [pid 5848] getdents64(3, [pid 6365] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6365] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6359] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] getdents64(3, [pid 5849] rmdir("./34" [pid 5848] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] newfstatat(AT_FDCWD, "./34/binderfs", [pid 6365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6365] <... mmap resumed>) = 0x7f9655edb000 [pid 6359] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] mkdir("./35", 0777 [pid 5848] unlink("./34/binderfs" [pid 6365] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5850] close(3 [pid 5848] <... unlink resumed>) = 0 [pid 6365] <... mprotect resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5848] getdents64(3, ./strace-static-x86_64: Process 6366 attached [pid 6365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] rmdir("./34" [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6366] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6359] <... clone3 resumed> => {parent_tid=[6366]}, 88) = 6366 [pid 5848] close(3 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6359] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6367 attached [pid 6366] <... rseq resumed>) = 0 [pid 5848] rmdir("./34" [pid 6367] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6365] <... clone3 resumed> => {parent_tid=[6367]}, 88) = 6367 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... rmdir resumed>) = 0 [pid 6367] <... rseq resumed>) = 0 [pid 6366] set_robust_list(0x7f9655eda9a0, 24 [pid 6365] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] mkdir("./35", 0777 [pid 5848] mkdir("./35", 0777 [pid 6367] set_robust_list(0x7f9655efb9a0, 24 [pid 6366] <... set_robust_list resumed>) = 0 [pid 6365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6359] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6367] <... set_robust_list resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6368 attached [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] <... futex resumed>) = 0 [pid 6359] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6369 attached [pid 6368] set_robust_list(0x555564940760, 24 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6365] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6369] set_robust_list(0x555564940760, 24 [pid 6367] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6369 [pid 6368] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6370 attached [pid 6369] <... set_robust_list resumed>) = 0 [pid 6368] chdir("./35" [pid 6367] <... openat resumed>) = 3 [pid 6366] <... madvise resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6370 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6368 [pid 6370] set_robust_list(0x555564940760, 24 [pid 6369] chdir("./35" [pid 6368] <... chdir resumed>) = 0 [pid 6367] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... set_robust_list resumed>) = 0 [pid 6369] <... chdir resumed>) = 0 [pid 6368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6367] <... futex resumed>) = 1 [pid 6366] <... futex resumed>) = 1 [pid 6365] <... futex resumed>) = 0 [pid 6359] <... futex resumed>) = 0 [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6367] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] exit_group(0 [pid 6368] <... prctl resumed>) = 0 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] <... futex resumed>) = ? [pid 6365] <... futex resumed>) = 0 [pid 6363] <... futex resumed>) = ? [pid 6359] <... exit_group resumed>) = ? [pid 6370] chdir("./35" [pid 6369] <... prctl resumed>) = 0 [pid 6368] setpgid(0, 0 [pid 6367] dup(3 [pid 6366] +++ exited with 0 +++ [pid 6365] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] +++ exited with 0 +++ [pid 6370] <... chdir resumed>) = 0 [pid 6369] setpgid(0, 0 [pid 6368] <... setpgid resumed>) = 0 [pid 6367] <... dup resumed>) = 4 [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6369] <... setpgid resumed>) = 0 [pid 6368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6367] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... prctl resumed>) = 0 [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6367] <... futex resumed>) = 1 [pid 6365] <... futex resumed>) = 0 [pid 6370] setpgid(0, 0 [pid 6368] <... openat resumed>) = 3 [pid 6367] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6365] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... setpgid resumed>) = 0 [pid 6369] <... openat resumed>) = 3 [pid 6359] +++ exited with 0 +++ [pid 6368] write(3, "1000", 4executing program [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6368] <... write resumed>) = 4 [pid 6365] <... futex resumed>) = 0 [pid 6370] <... openat resumed>) = 3 [pid 6369] write(3, "1000", 4 [pid 6368] close(3 [pid 6365] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6359, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6370] write(3, "1000", 4 [pid 6369] <... write resumed>) = 4 [pid 6368] <... close resumed>) = 0 [pid 6370] <... write resumed>) = 4 [pid 6369] close(3 [pid 6368] symlink("/dev/binderfs", "./binderfs" [pid 6370] close(3 [pid 6369] <... close resumed>) = 0 [pid 6368] <... symlink resumed>) = 0 [pid 5852] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6370] <... close resumed>) = 0 [pid 6369] symlink("/dev/binderfs", "./binderfs" [pid 6368] write(1, "executing program\n", 18 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6370] symlink("/dev/binderfs", "./binderfs" [pid 6369] <... symlink resumed>) = 0 [pid 6368] <... write resumed>) = 18 [pid 5852] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6370] <... symlink resumed>) = 0 [pid 6369] write(1, "executing program\n", 18 [pid 6368] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... openat resumed>) = 3 executing program executing program [pid 5852] newfstatat(3, "", [pid 6370] write(1, "executing program\n", 18 [pid 6369] <... write resumed>) = 18 [pid 6368] <... futex resumed>) = 0 [pid 6370] <... write resumed>) = 18 [pid 6369] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6368] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6370] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] getdents64(3, [pid 6369] <... futex resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6370] <... futex resumed>) = 0 [pid 6368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6370] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6368] <... mmap resumed>) = 0x7f9655edb000 [pid 6370] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6368] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6369] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6368] <... mprotect resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./34/binderfs", [pid 6370] <... mmap resumed>) = 0x7f9655edb000 [pid 6369] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6370] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6370] <... mprotect resumed>) = 0 [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6369] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6367] <... mmap resumed>) = 0x20000000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6369] <... mprotect resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6367] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] unlink("./34/binderfs" [pid 6370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6372 attached ./strace-static-x86_64: Process 6371 attached [pid 6371] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6372] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6370] <... clone3 resumed> => {parent_tid=[6372]}, 88) = 6372 ./strace-static-x86_64: Process 6373 attached [pid 6372] <... rseq resumed>) = 0 [pid 6371] <... rseq resumed>) = 0 [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6369] <... clone3 resumed> => {parent_tid=[6371]}, 88) = 6371 [pid 6368] <... clone3 resumed> => {parent_tid=[6373]}, 88) = 6373 [pid 6367] <... futex resumed>) = 1 [pid 6365] <... futex resumed>) = 0 [pid 5852] getdents64(3, [pid 6373] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6372] set_robust_list(0x7f9655efb9a0, 24 [pid 6371] set_robust_list(0x7f9655efb9a0, 24 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6369] rt_sigprocmask(SIG_SETMASK, [], [pid 6368] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6373] <... rseq resumed>) = 0 [pid 6372] <... set_robust_list resumed>) = 0 [pid 6371] <... set_robust_list resumed>) = 0 [pid 6370] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] <... futex resumed>) = 0 [pid 5852] close(3 [pid 6373] set_robust_list(0x7f9655efb9a0, 24 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], [pid 6371] rt_sigprocmask(SIG_SETMASK, [], [pid 6370] <... futex resumed>) = 0 [pid 6369] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6365] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] <... set_robust_list resumed>) = 0 [pid 6372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 6373] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6371] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6369] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] rmdir("./34" [pid 6373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6372] <... openat resumed>) = 3 [pid 6373] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6372] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... openat resumed>) = 3 [pid 6373] <... openat resumed>) = 3 [pid 6372] <... futex resumed>) = 1 [pid 6373] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] <... futex resumed>) = 1 [pid 6371] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6373] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6371] dup(3 [pid 6369] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... dup resumed>) = 4 [pid 6369] <... futex resumed>) = 0 [pid 6371] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... rmdir resumed>) = 0 [pid 6371] <... futex resumed>) = 0 [pid 6370] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 1 [pid 6368] <... futex resumed>) = 1 [pid 5852] mkdir("./35", 0777 [pid 6372] dup(3 [pid 6370] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] <... dup resumed>) = 4 [pid 6372] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6371] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... futex resumed>) = 0 [pid 6369] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... mkdir resumed>) = 0 [pid 6373] dup(3 [pid 6372] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 0 [pid 6367] <... madvise resumed>) = 0 [pid 6373] <... dup resumed>) = 4 [pid 6372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6371] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6370] <... futex resumed>) = 0 [pid 6369] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6373] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6370] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... futex resumed>) = 1 [pid 6365] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6374 attached [pid 6373] <... futex resumed>) = 1 [pid 6373] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6374] set_robust_list(0x555564940760, 24 [pid 6367] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] exit_group(0 [pid 6368] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = ? [pid 6365] <... exit_group resumed>) = ? [pid 6374] <... set_robust_list resumed>) = 0 [pid 6368] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] +++ exited with 0 +++ [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6374 [pid 6374] chdir("./35") = 0 [pid 6374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6373] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 1 [pid 6374] <... prctl resumed>) = 0 [pid 6373] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6368] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] setpgid(0, 0) = 0 [pid 6374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] +++ exited with 0 +++ [pid 6374] <... openat resumed>) = 3 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6365, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6374] write(3, "1000", 4) = 4 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6374] close(3 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6374] <... close resumed>) = 0 [pid 6374] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5851] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6374] write(1, "executing program\n", 18 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6374] <... write resumed>) = 18 [pid 6374] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6374] <... futex resumed>) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6374] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] newfstatat(3, "", [pid 6374] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, [pid 6374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6373] <... mmap resumed>) = 0x20000000 [pid 6372] <... mmap resumed>) = 0x20000000 [pid 6371] <... mmap resumed>) = 0x20000000 [pid 6370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6369] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6373] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6374] <... mmap resumed>) = 0x7f9655edb000 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6374] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6373] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6372] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6371] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6370] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6369] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... futex resumed>) = 0 [pid 6374] <... mprotect resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6374] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6368] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] unlink("./34/binderfs" [pid 6374] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6373] <... madvise resumed>) = 0 [pid 6372] <... madvise resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6375 attached [pid 6373] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6374] <... clone3 resumed> => {parent_tid=[6375]}, 88) = 6375 [pid 6373] <... futex resumed>) = 1 [pid 6372] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], [pid 6373] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] exit_group(0 [pid 6368] exit_group(0 [pid 5851] close(3 [pid 6375] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6373] <... futex resumed>) = ? [pid 6372] <... futex resumed>) = ? [pid 6370] <... exit_group resumed>) = ? [pid 6368] <... exit_group resumed>) = ? [pid 5851] <... close resumed>) = 0 [pid 6375] <... rseq resumed>) = 0 [pid 6374] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] +++ exited with 0 +++ [pid 6372] +++ exited with 0 +++ [pid 5851] rmdir("./34" [pid 6374] <... futex resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6374] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] set_robust_list(0x7f9655efb9a0, 24 [pid 5851] mkdir("./35", 0777 [pid 6375] <... set_robust_list resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6376 attached [pid 6376] set_robust_list(0x555564940760, 24) = 0 [pid 6375] rt_sigprocmask(SIG_SETMASK, [], [pid 6371] <... madvise resumed>) = 0 [pid 6370] +++ exited with 0 +++ [pid 6368] +++ exited with 0 +++ [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6376 [pid 6376] chdir("./35" [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6371] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6370, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6376] <... chdir resumed>) = 0 [pid 6375] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6371] <... futex resumed>) = 1 [pid 6369] <... futex resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6368, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6375] <... openat resumed>) = 3 [pid 6371] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6376] <... prctl resumed>) = 0 [pid 6375] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] exit_group(0 [pid 5850] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6376] setpgid(0, 0 [pid 6375] <... futex resumed>) = 1 [pid 6374] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = ? [pid 6369] <... exit_group resumed>) = ? [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6376] <... setpgid resumed>) = 0 [pid 6375] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6374] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6374] <... futex resumed>) = 0 [pid 6376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6375] dup(3 [pid 6374] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] <... dup resumed>) = 4 [pid 5850] <... openat resumed>) = 3 [pid 6376] <... openat resumed>) = 3 [pid 6375] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] newfstatat(3, "", [pid 6375] <... futex resumed>) = 1 [pid 6374] <... futex resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6375] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6374] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6374] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 6375] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6374] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... restart_syscall resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./35/binderfs" [pid 5849] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6376] write(3, "1000", 4 [pid 6371] +++ exited with 0 +++ [pid 6369] +++ exited with 0 +++ [pid 5850] <... unlink resumed>) = 0 [pid 6376] <... write resumed>) = 4 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6369, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] close(3 [pid 6376] close(3 [pid 6375] <... mmap resumed>) = 0x20000000 [pid 5850] <... close resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 6376] <... close resumed>) = 0 [pid 6375] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] symlink("/dev/binderfs", "./binderfs" [pid 5850] rmdir("./35" [pid 5849] newfstatat(3, "", [pid 6375] <... futex resumed>) = 1 [pid 6374] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6375] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6374] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6374] <... futex resumed>) = 0 [pid 5850] mkdir("./36", 0777 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6376] <... symlink resumed>) = 0 [pid 6375] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6374] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5849] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 3 [pid 6376] write(1, "executing program\n", 18 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(3, "", [pid 6376] <... write resumed>) = 18 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] newfstatat(AT_FDCWD, "./35/binderfs", ./strace-static-x86_64: Process 6377 attached [pid 6376] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6377] set_robust_list(0x555564940760, 24 [pid 6376] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6377] <... set_robust_list resumed>) = 0 [pid 5849] unlink("./35/binderfs" [pid 5848] getdents64(3, [pid 6376] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6377 [pid 6376] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6377] chdir("./36" [pid 6376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6377] <... chdir resumed>) = 0 [pid 6376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6376] <... mmap resumed>) = 0x7f9655edb000 [pid 6375] <... madvise resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6377] <... prctl resumed>) = 0 [pid 6376] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6375] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6377] setpgid(0, 0 [pid 6376] <... mprotect resumed>) = 0 [pid 6375] <... futex resumed>) = 1 [pid 6374] <... futex resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] unlink("./35/binderfs" [pid 6377] <... setpgid resumed>) = 0 [pid 6376] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6375] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6374] exit_group(0 [pid 5849] rmdir("./35" [pid 5848] <... unlink resumed>) = 0 [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6376] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6375] <... futex resumed>) = ? [pid 6374] <... exit_group resumed>) = ? [pid 5849] <... rmdir resumed>) = 0 [pid 5848] getdents64(3, [pid 6376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6378 attached [pid 6378] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6376] <... clone3 resumed> => {parent_tid=[6378]}, 88) = 6378 [pid 6378] <... rseq resumed>) = 0 [pid 6376] rt_sigprocmask(SIG_SETMASK, [], [pid 6378] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6377] <... openat resumed>) = 3 [pid 6376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] mkdir("./36", 0777 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6378] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] write(3, "1000", 4 [pid 6376] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] close(3 [pid 6378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] <... write resumed>) = 4 [pid 6376] <... futex resumed>) = 0 [pid 6377] close(3 [pid 6378] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6376] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] <... openat resumed>) = 3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... close resumed>) = 0 [pid 6378] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... close resumed>) = 0 [pid 6375] +++ exited with 0 +++ [pid 6374] +++ exited with 0 +++ [pid 5848] rmdir("./35" [pid 6377] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 6379 attached [pid 6378] <... futex resumed>) = 1 [pid 6376] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6374, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5848] <... rmdir resumed>) = 0 [pid 6376] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6376] <... futex resumed>) = 0 [pid 6376] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6379 [pid 5852] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6379] set_robust_list(0x555564940760, 24 [pid 6378] dup(3 [pid 6377] write(1, "executing program\n", 18executing program [pid 5852] <... openat resumed>) = 3 [pid 5848] mkdir("./36", 0777 [pid 6379] <... set_robust_list resumed>) = 0 [pid 6378] <... dup resumed>) = 4 [pid 6377] <... write resumed>) = 18 [pid 5848] <... mkdir resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 6379] chdir("./36" [pid 6378] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6379] <... chdir resumed>) = 0 [pid 6378] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6376] <... futex resumed>) = 0 [pid 5852] getdents64(3, [pid 6376] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6376] <... futex resumed>) = 0 [pid 5852] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6376] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6380 attached [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6378] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6377] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6380] set_robust_list(0x555564940760, 24 [pid 6379] <... prctl resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6380 [pid 6380] <... set_robust_list resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6380] chdir("./36" [pid 5852] unlink("./35/binderfs" [pid 6380] <... chdir resumed>) = 0 [pid 6377] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6379] setpgid(0, 0 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6379] <... setpgid resumed>) = 0 [pid 6377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] <... unlink resumed>) = 0 [pid 6380] <... prctl resumed>) = 0 [pid 6380] setpgid(0, 0 [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6380] <... setpgid resumed>) = 0 [pid 6377] <... mmap resumed>) = 0x7f9655edb000 [pid 6377] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] <... mprotect resumed>) = 0 [pid 6379] <... openat resumed>) = 3 [pid 6380] <... openat resumed>) = 3 [pid 6377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] getdents64(3, [pid 6379] write(3, "1000", 4 [pid 6377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6380] write(3, "1000", 4 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6380] <... write resumed>) = 4 [pid 5852] close(3 [pid 6380] close(3 [pid 5852] <... close resumed>) = 0 [pid 6380] <... close resumed>) = 0 [pid 6380] symlink("/dev/binderfs", "./binderfs" [pid 5852] rmdir("./35" [pid 6380] <... symlink resumed>) = 0 [pid 6379] <... write resumed>) = 4 [pid 6377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] <... rmdir resumed>) = 0 [pid 6379] close(3./strace-static-x86_64: Process 6381 attached executing program [pid 6381] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6380] write(1, "executing program\n", 18 [pid 6379] <... close resumed>) = 0 [pid 6377] <... clone3 resumed> => {parent_tid=[6381]}, 88) = 6381 [pid 5852] mkdir("./36", 0777 [pid 6381] <... rseq resumed>) = 0 [pid 6380] <... write resumed>) = 18 executing program [pid 6379] symlink("/dev/binderfs", "./binderfs" [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... mkdir resumed>) = 0 [pid 6381] set_robust_list(0x7f9655efb9a0, 24 [pid 6380] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] <... set_robust_list resumed>) = 0 [pid 6379] <... symlink resumed>) = 0 [pid 6381] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] write(1, "executing program\n", 18 [pid 6381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6379] <... write resumed>) = 18 [pid 6381] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6380] <... futex resumed>) = 0 [pid 6379] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6382 attached [pid 6381] <... openat resumed>) = 3 [pid 6380] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6379] <... futex resumed>) = 0 [pid 6378] <... mmap resumed>) = 0x20000000 [pid 6381] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6379] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6381] <... futex resumed>) = 1 [pid 6379] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6378] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 0 [pid 6381] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6378] <... futex resumed>) = 1 [pid 6377] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] set_robust_list(0x555564940760, 24 [pid 6381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6378] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] <... futex resumed>) = 0 [pid 6376] <... futex resumed>) = 0 [pid 6382] <... set_robust_list resumed>) = 0 [pid 6381] dup(3 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6377] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6382 [pid 6382] chdir("./36" [pid 6381] <... dup resumed>) = 4 [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6379] <... mmap resumed>) = 0x7f9655edb000 [pid 6378] <... futex resumed>) = 0 [pid 6376] <... futex resumed>) = 1 [pid 6381] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... mmap resumed>) = 0x7f9655edb000 [pid 6379] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6378] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6376] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... chdir resumed>) = 0 [pid 6381] <... futex resumed>) = 1 [pid 6380] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6379] <... mprotect resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] <... mprotect resumed>) = 0 [pid 6379] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6377] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... prctl resumed>) = 0 [pid 6381] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6379] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6382] setpgid(0, 0 [pid 6380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6377] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... setpgid resumed>) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6383 attached [pid 6380] <... clone3 resumed> => {parent_tid=[6383]}, 88) = 6383 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6384 attached [pid 6383] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6382] <... openat resumed>) = 3 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], [pid 6384] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6383] <... rseq resumed>) = 0 [pid 6379] <... clone3 resumed> => {parent_tid=[6384]}, 88) = 6384 [pid 6384] <... rseq resumed>) = 0 [pid 6383] set_robust_list(0x7f9655efb9a0, 24 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], [pid 6384] set_robust_list(0x7f9655efb9a0, 24 [pid 6383] <... set_robust_list resumed>) = 0 [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6384] <... set_robust_list resumed>) = 0 [pid 6383] rt_sigprocmask(SIG_SETMASK, [], [pid 6379] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6384] rt_sigprocmask(SIG_SETMASK, [], [pid 6383] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6382] write(3, "1000", 4 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6379] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] <... madvise resumed>) = 0 [pid 6384] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6382] <... write resumed>) = 4 [pid 6380] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... openat resumed>) = 3 [pid 6383] <... futex resumed>) = 0 [pid 6382] close(3 [pid 6380] <... futex resumed>) = 1 [pid 6378] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6382] <... close resumed>) = 0 [pid 6380] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6378] <... futex resumed>) = 1 [pid 6376] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = 1 [pid 6383] <... openat resumed>) = 3 [pid 6382] symlink("/dev/binderfs", "./binderfs" [pid 6379] <... futex resumed>) = 0 [pid 6378] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6376] exit_group(0 [pid 6384] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... symlink resumed>) = 0 [pid 6379] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... futex resumed>) = ? [pid 6376] <... exit_group resumed>) = ? [pid 6384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] <... futex resumed>) = 1 [pid 6382] write(1, "executing program\n", 18 [pid 6381] <... mmap resumed>) = 0x20000000 [pid 6380] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6378] +++ exited with 0 +++ [pid 6384] dup(3 [pid 6383] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6379] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... dup resumed>) = 4 [pid 6381] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6384] <... futex resumed>) = 1 executing program [pid 6379] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6379] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6379] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6377] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6382] <... write resumed>) = 18 [pid 6380] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... futex resumed>) = 0 [pid 6382] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 1 [pid 6383] dup(3 [pid 6382] <... futex resumed>) = 0 [pid 6380] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] +++ exited with 0 +++ [pid 6382] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6376, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6382] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6382] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6382] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6385 attached [pid 6385] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6383] <... dup resumed>) = 4 [pid 6382] <... clone3 resumed> => {parent_tid=[6385]}, 88) = 6385 [pid 6381] <... madvise resumed>) = 0 [pid 6385] <... rseq resumed>) = 0 [pid 6383] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], [pid 6381] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] set_robust_list(0x7f9655efb9a0, 24 [pid 6383] <... futex resumed>) = 1 [pid 6382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] <... futex resumed>) = 1 [pid 6380] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6385] <... set_robust_list resumed>) = 0 [pid 6383] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] exit_group(0 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] <... futex resumed>) = 0 [pid 6381] <... futex resumed>) = ? [pid 6380] <... futex resumed>) = 0 [pid 6377] <... exit_group resumed>) = ? [pid 5851] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6382] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] +++ exited with 0 +++ [pid 6380] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6385] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5851] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6385] <... openat resumed>) = 3 [pid 5851] <... openat resumed>) = 3 [pid 6385] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5851] newfstatat(3, "", [pid 6385] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] <... futex resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6385] dup(3 [pid 6382] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6385] <... dup resumed>) = 4 [pid 6382] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6385] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6385] <... futex resumed>) = 0 [pid 6382] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6385] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6382] <... futex resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./35/binderfs", [pid 6382] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./35/binderfs") = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6377] +++ exited with 0 +++ [pid 5851] close(3) = 0 [pid 5851] rmdir("./35") = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5851] mkdir("./36", 0777) = 0 [pid 5850] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6384] <... mmap resumed>) = 0x20000000 [pid 6379] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6386 attached [pid 6384] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6379] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6386 [pid 5850] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6384] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 6379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... openat resumed>) = 3 [pid 6384] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] set_robust_list(0x555564940760, 24 [pid 6379] <... mmap resumed>) = 0x7f9655eba000 [pid 5850] newfstatat(3, "", [pid 6386] <... set_robust_list resumed>) = 0 [pid 6379] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6386] chdir("./36" [pid 6379] <... mprotect resumed>) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6386] <... chdir resumed>) = 0 [pid 6379] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6383] <... mmap resumed>) = 0x20000000 [pid 6379] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6386] <... prctl resumed>) = 0 [pid 6383] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6387 attached [pid 6386] setpgid(0, 0 [pid 6383] <... futex resumed>) = 1 [pid 6380] <... futex resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./36/binderfs", [pid 6386] <... setpgid resumed>) = 0 [pid 6383] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6387] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6379] <... clone3 resumed> => {parent_tid=[6387]}, 88) = 6387 [pid 5850] unlink("./36/binderfs" [pid 6387] <... rseq resumed>) = 0 [pid 6386] <... openat resumed>) = 3 [pid 6383] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6380] <... futex resumed>) = 0 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] set_robust_list(0x7f9655eda9a0, 24 [pid 6386] write(3, "1000", 4 [pid 6385] <... mmap resumed>) = 0x20000000 [pid 6380] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 6387] <... set_robust_list resumed>) = 0 [pid 6386] <... write resumed>) = 4 [pid 6379] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] close(3 [pid 6385] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... madvise resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 5850] getdents64(3, [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] <... close resumed>) = 0 [pid 6387] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6386] symlink("/dev/binderfs", "./binderfs" [pid 6385] <... futex resumed>) = 1 [pid 6383] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 6379] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6386] <... symlink resumed>) = 0 [pid 6385] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] <... futex resumed>) = 1 [pid 6382] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 5850] close(3 [pid 6386] write(1, "executing program\n", 18 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] <... futex resumed>) = 0 [pid 6380] exit_group(0executing program [pid 5850] <... close resumed>) = 0 [pid 6387] <... madvise resumed>) = 0 [pid 6386] <... write resumed>) = 18 [pid 6385] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6383] <... futex resumed>) = ? [pid 6382] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... exit_group resumed>) = ? [pid 5850] rmdir("./36" [pid 6387] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] +++ exited with 0 +++ [pid 6387] <... futex resumed>) = 1 [pid 6387] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] <... madvise resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6379] <... futex resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6385] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6385] <... futex resumed>) = 1 [pid 6382] <... futex resumed>) = 0 [pid 6380] +++ exited with 0 +++ [pid 6379] exit_group(0 [pid 5850] mkdir("./37", 0777 [pid 6386] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6385] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6382] exit_group(0 [pid 6387] <... futex resumed>) = ? [pid 6384] <... futex resumed>) = ? [pid 6382] <... exit_group resumed>) = ? [pid 6379] <... exit_group resumed>) = ? [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6387] +++ exited with 0 +++ [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] <... futex resumed>) = ? [pid 6384] +++ exited with 0 +++ [pid 5850] <... mkdir resumed>) = 0 [pid 6386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6385] +++ exited with 0 +++ [pid 6382] +++ exited with 0 +++ [pid 6386] <... mmap resumed>) = 0x7f9655edb000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6388 attached [pid 6386] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6382, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6388] set_robust_list(0x555564940760, 24 [pid 6386] <... mprotect resumed>) = 0 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6388] <... set_robust_list resumed>) = 0 [pid 6386] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6386] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6388 [pid 5848] <... openat resumed>) = 3 [pid 6386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] newfstatat(3, "", ./strace-static-x86_64: Process 6389 attached [pid 6386] <... clone3 resumed> => {parent_tid=[6389]}, 88) = 6389 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6389] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6386] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] getdents64(3, [pid 6389] set_robust_list(0x7f9655efb9a0, 24 [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] <... set_robust_list resumed>) = 0 [pid 6386] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] <... futex resumed>) = 0 [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6389] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./36/binderfs") = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./36") = 0 [pid 5848] mkdir("./37", 0777 [pid 5852] <... restart_syscall resumed>) = 0 [pid 6388] chdir("./37" [pid 5848] <... mkdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6388] <... chdir resumed>) = 0 [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6388] <... prctl resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6390 attached [pid 6388] setpgid(0, 0 [pid 5852] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6388] <... setpgid resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6388] <... openat resumed>) = 3 [pid 5852] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6388] write(3, "1000", 4 [pid 5852] unlink("./36/binderfs" [pid 6388] <... write resumed>) = 4 [pid 5852] <... unlink resumed>) = 0 [pid 6388] close(3 [pid 6390] set_robust_list(0x555564940760, 24 [pid 6388] <... close resumed>) = 0 [pid 6390] <... set_robust_list resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6390 [pid 6388] symlink("/dev/binderfs", "./binderfs" [pid 5852] getdents64(3, [pid 6390] chdir("./37" [pid 6388] <... symlink resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3executing program [pid 6388] write(1, "executing program\n", 18) = 18 [pid 5852] <... close resumed>) = 0 [pid 6388] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] rmdir("./36" [pid 6388] <... futex resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 6388] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 5852] mkdir("./37", 0777 [pid 6388] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5852] <... mkdir resumed>) = 0 [pid 6388] <... mprotect resumed>) = 0 [pid 6390] <... chdir resumed>) = 0 [pid 6390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6390] <... prctl resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6391 attached [pid 6390] setpgid(0, 0) = 0 [pid 6388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6392 attached [pid 6390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6388] <... clone3 resumed> => {parent_tid=[6392]}, 88) = 6392 [pid 6392] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6391] set_robust_list(0x555564940760, 24 [pid 6390] <... openat resumed>) = 3 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [pid 6392] <... rseq resumed>) = 0 [pid 6391] <... set_robust_list resumed>) = 0 [pid 6390] write(3, "1000", 4 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6391 [pid 6392] set_robust_list(0x7f9655efb9a0, 24 [pid 6390] <... write resumed>) = 4 [pid 6388] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... set_robust_list resumed>) = 0 [pid 6391] chdir("./37" [pid 6390] close(3 [pid 6388] <... futex resumed>) = 0 [pid 6392] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] <... chdir resumed>) = 0 [pid 6390] <... close resumed>) = 0 [pid 6388] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6390] symlink("/dev/binderfs", "./binderfs" [pid 6392] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6390] <... symlink resumed>) = 0 [pid 6392] <... openat resumed>) = 3 [pid 6391] <... prctl resumed>) = 0 [pid 6389] <... openat resumed>) = 3 [pid 6386] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6379] +++ exited with 0 +++ [pid 6392] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] setpgid(0, 0executing program [pid 6389] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6379, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6390] write(1, "executing program\n", 18 [pid 6392] <... futex resumed>) = 1 [pid 6391] <... setpgid resumed>) = 0 [pid 6390] <... write resumed>) = 18 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6386] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6392] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] dup(3 [pid 6388] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] <... futex resumed>) = 0 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... openat resumed>) = 3 [pid 6390] <... futex resumed>) = 0 [pid 6389] <... dup resumed>) = 4 [pid 6388] <... futex resumed>) = 0 [pid 6386] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] dup(3 [pid 6391] write(3, "1000", 4 [pid 6390] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6389] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] <... write resumed>) = 4 [pid 6389] <... futex resumed>) = 0 [pid 6392] <... dup resumed>) = 4 [pid 6391] close(3 [pid 6390] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6389] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] <... restart_syscall resumed>) = 0 [pid 6392] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... close resumed>) = 0 [pid 6390] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6386] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = 1 [pid 6391] symlink("/dev/binderfs", "./binderfs" [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 1 [pid 6392] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6389] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6388] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... symlink resumed>) = 0 [pid 6390] <... mmap resumed>) = 0x7f9655edb000 [pid 6388] <... futex resumed>) = 0 [pid 6392] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6390] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6388] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6391] write(1, "executing program\n", 18executing program [pid 6390] <... mprotect resumed>) = 0 [pid 6391] <... write resumed>) = 18 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6391] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6391] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6390] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6391] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6391] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6390] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5849] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6393 attached [pid 6391] <... mmap resumed>) = 0x7f9655edb000 [pid 6391] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5849] newfstatat(3, "", [pid 6393] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6391] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6390] <... clone3 resumed> => {parent_tid=[6393]}, 88) = 6393 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6391] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] getdents64(3, [pid 6393] <... rseq resumed>) = 0 [pid 6391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6393] set_robust_list(0x7f9655efb9a0, 24 [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] <... set_robust_list resumed>) = 0 [pid 6390] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] rt_sigprocmask(SIG_SETMASK, [], [pid 6390] <... futex resumed>) = 0 [pid 6393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6390] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6394 attached [pid 6393] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5849] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6393] <... openat resumed>) = 3 [pid 6391] <... clone3 resumed> => {parent_tid=[6394]}, 88) = 6394 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6394] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6393] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] newfstatat(AT_FDCWD, "./36/binderfs", [pid 6394] <... rseq resumed>) = 0 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] <... futex resumed>) = 1 [pid 6390] <... futex resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6394] set_robust_list(0x7f9655efb9a0, 24 [pid 6393] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] unlink("./36/binderfs" [pid 6394] <... set_robust_list resumed>) = 0 [pid 6393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6394] rt_sigprocmask(SIG_SETMASK, [], [pid 6393] dup(3 [pid 6391] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... unlink resumed>) = 0 [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] <... dup resumed>) = 4 [pid 5849] getdents64(3, [pid 6394] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6393] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... openat resumed>) = 3 [pid 6393] <... futex resumed>) = 1 [pid 6390] <... futex resumed>) = 0 [pid 6394] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... futex resumed>) = 1 [pid 6393] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6391] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6394] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6391] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] close(3 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6394] dup(3 [pid 6391] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... close resumed>) = 0 [pid 6394] <... dup resumed>) = 4 [pid 5849] rmdir("./36" [pid 6394] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rmdir resumed>) = 0 [pid 6394] <... futex resumed>) = 1 [pid 6391] <... futex resumed>) = 0 [pid 6394] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... futex resumed>) = 0 [pid 6394] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6391] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] mkdir("./37", 0777 [pid 6386] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5849] <... mkdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6388] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6395 attached [pid 6395] set_robust_list(0x555564940760, 24 [pid 6386] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... set_robust_list resumed>) = 0 [pid 6388] <... mmap resumed>) = 0x7f9655eba000 [pid 6386] <... futex resumed>) = 0 [pid 6395] chdir("./37" [pid 6388] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6395 [pid 6388] <... mprotect resumed>) = 0 [pid 6386] <... mmap resumed>) = 0x7f9655eba000 [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6386] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6395] <... chdir resumed>) = 0 [pid 6388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6386] <... mprotect resumed>) = 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6386] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6396 attached [pid 6395] <... prctl resumed>) = 0 [pid 6386] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6396] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6395] setpgid(0, 0 [pid 6388] <... clone3 resumed> => {parent_tid=[6396]}, 88) = 6396 [pid 6386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6397 attached [pid 6396] <... rseq resumed>) = 0 [pid 6395] <... setpgid resumed>) = 0 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6396] set_robust_list(0x7f9655eda9a0, 24 [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6397] <... rseq resumed>) = 0 [pid 6396] <... set_robust_list resumed>) = 0 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] <... clone3 resumed> => {parent_tid=[6397]}, 88) = 6397 [pid 6397] set_robust_list(0x7f9655eda9a0, 24 [pid 6395] <... openat resumed>) = 3 [pid 6395] write(3, "1000", 4 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6395] <... write resumed>) = 4 [pid 6386] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] rt_sigprocmask(SIG_SETMASK, [], [pid 6395] close(3 [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6395] <... close resumed>) = 0 [pid 6388] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] symlink("/dev/binderfs", "./binderfs" [pid 6386] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... symlink resumed>) = 0 [pid 6386] <... futex resumed>) = 0 executing program [pid 6397] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6395] write(1, "executing program\n", 18 [pid 6386] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6396] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6395] <... write resumed>) = 18 [pid 6390] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] <... futex resumed>) = 0 [pid 6395] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... futex resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6395] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6395] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6390] <... mmap resumed>) = 0x7f9655eba000 [pid 6395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6390] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6390] <... mprotect resumed>) = 0 [pid 6397] <... madvise resumed>) = 0 [pid 6396] <... madvise resumed>) = 0 [pid 6391] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6390] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6395] <... mmap resumed>) = 0x7f9655edb000 [pid 6391] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6395] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6395] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6398 attached [pid 6395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6390] <... clone3 resumed> => {parent_tid=[6398]}, 88) = 6398 [pid 6398] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6397] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] <... rseq resumed>) = 0 [pid 6397] <... futex resumed>) = 1 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6399 attached [pid 6398] set_robust_list(0x7f9655eda9a0, 24 [pid 6396] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... mmap resumed>) = 0x7f9655eba000 [pid 6390] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... set_robust_list resumed>) = 0 [pid 6397] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] <... clone3 resumed> => {parent_tid=[6399]}, 88) = 6399 [pid 6391] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6390] <... futex resumed>) = 0 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] <... mprotect resumed>) = 0 [pid 6398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6395] rt_sigprocmask(SIG_SETMASK, [], [pid 6399] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6398] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6396] <... futex resumed>) = 1 [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6390] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] <... futex resumed>) = 0 [pid 6399] <... rseq resumed>) = 0 [pid 6391] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6399] set_robust_list(0x7f9655efb9a0, 24 [pid 6395] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6399] <... set_robust_list resumed>) = 0 [pid 6395] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6400 attached [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6396] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] <... clone3 resumed> => {parent_tid=[6400]}, 88) = 6400 [pid 6400] <... rseq resumed>) = 0 [pid 6399] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 6400] set_robust_list(0x7f9655eda9a0, 24 [pid 6399] <... openat resumed>) = 3 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6400] <... set_robust_list resumed>) = 0 [pid 6398] <... madvise resumed>) = 0 [pid 6400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6399] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6399] <... futex resumed>) = 1 [pid 6395] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6400] <... madvise resumed>) = 0 [pid 6399] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] dup(3) = 4 [pid 6399] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... futex resumed>) = 0 [pid 6399] <... futex resumed>) = 0 [pid 6399] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] <... futex resumed>) = 1 [pid 6395] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] <... futex resumed>) = 0 [pid 6398] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6395] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] <... futex resumed>) = 1 [pid 6400] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6399] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6391] <... futex resumed>) = 0 [pid 6393] <... mmap resumed>) = 0x20000000 [pid 6392] <... mmap resumed>) = 0x20000000 [pid 6395] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6395] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... mmap resumed>) = 0x20000000 [pid 6392] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... mmap resumed>) = 0x20000000 [pid 6395] <... futex resumed>) = 0 [pid 6392] <... futex resumed>) = 0 [pid 6394] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6394] <... futex resumed>) = 0 [pid 6393] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6389] <... futex resumed>) = 0 [pid 6388] exit_group(0 [pid 6396] <... futex resumed>) = ? [pid 6394] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6393] <... futex resumed>) = 0 [pid 6391] exit_group(0 [pid 6390] exit_group(0 [pid 6389] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... exit_group resumed>) = ? [pid 6392] <... futex resumed>) = ? [pid 6386] exit_group(0 [pid 6400] <... futex resumed>) = ? [pid 6398] <... futex resumed>) = ? [pid 6396] +++ exited with 0 +++ [pid 6394] <... futex resumed>) = ? [pid 6397] <... futex resumed>) = ? [pid 6391] <... exit_group resumed>) = ? [pid 6390] <... exit_group resumed>) = ? [pid 6389] <... futex resumed>) = ? [pid 6386] <... exit_group resumed>) = ? [pid 6400] +++ exited with 0 +++ [pid 6397] +++ exited with 0 +++ [pid 6394] +++ exited with 0 +++ [pid 6393] +++ exited with 0 +++ [pid 6389] +++ exited with 0 +++ [pid 6398] +++ exited with 0 +++ [pid 6391] +++ exited with 0 +++ [pid 6390] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6390, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6391, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./37/binderfs" [pid 5852] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... unlink resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5852] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] newfstatat(3, "", [pid 5848] close(3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... close resumed>) = 0 [pid 5852] getdents64(3, [pid 5848] rmdir("./37" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... rmdir resumed>) = 0 [pid 5852] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] mkdir("./38", 0777 [pid 6386] +++ exited with 0 +++ [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... mkdir resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6386, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5852] unlink("./37/binderfs" [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6401 attached [pid 6392] +++ exited with 0 +++ [pid 6388] +++ exited with 0 +++ [pid 5852] <... unlink resumed>) = 0 [pid 6401] set_robust_list(0x555564940760, 24 [pid 5852] getdents64(3, [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6401] <... set_robust_list resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] close(3 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6401 [pid 5852] <... close resumed>) = 0 [pid 6401] chdir("./38" [pid 5852] rmdir("./37" [pid 5851] <... openat resumed>) = 3 [pid 5850] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6401] <... chdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] mkdir("./38", 0777 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6401] <... prctl resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] getdents64(3, [pid 5850] <... openat resumed>) = 3 [pid 6401] setpgid(0, 0 [pid 6399] <... mmap resumed>) = 0x20000000 [pid 6395] <... mmap resumed>) = 0x7f9655eba000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] newfstatat(3, "", [pid 6401] <... setpgid resumed>) = 0 [pid 6399] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5851] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6399] <... futex resumed>) = 0 [pid 6395] <... mprotect resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6402 attached [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6399] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5850] getdents64(3, [pid 6402] set_robust_list(0x555564940760, 24 [pid 6395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6402] <... set_robust_list resumed>) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5851] unlink("./36/binderfs" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6403 attached [pid 6402] chdir("./38" [pid 6401] <... openat resumed>) = 3 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6402 [pid 5851] <... unlink resumed>) = 0 [pid 5850] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6403] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6401] write(3, "1000", 4 [pid 6395] <... clone3 resumed> => {parent_tid=[6403]}, 88) = 6403 [pid 5851] getdents64(3, [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6403] <... rseq resumed>) = 0 [pid 6402] <... chdir resumed>) = 0 [pid 6401] <... write resumed>) = 4 [pid 6395] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] close(3 [pid 6402] <... prctl resumed>) = 0 [pid 6395] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... close resumed>) = 0 [pid 6403] set_robust_list(0x7f9655eda9a0, 24 [pid 6402] setpgid(0, 0 [pid 6401] close(3 [pid 6395] <... futex resumed>) = 0 [pid 5851] rmdir("./36" [pid 5850] newfstatat(AT_FDCWD, "./37/binderfs", [pid 6403] <... set_robust_list resumed>) = 0 [pid 6402] <... setpgid resumed>) = 0 [pid 6401] <... close resumed>) = 0 [pid 6395] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... rmdir resumed>) = 0 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6401] symlink("/dev/binderfs", "./binderfs" [pid 5851] mkdir("./37", 0777 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... openat resumed>) = 3 [pid 6401] <... symlink resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] unlink("./37/binderfs" [pid 6403] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6401] write(1, "executing program\n", 18 [pid 6402] write(3, "1000", 4 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6402] <... write resumed>) = 4 ./strace-static-x86_64: Process 6404 attached [pid 6403] <... madvise resumed>) = 0 [pid 6402] close(3 [pid 6401] <... write resumed>) = 18 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6404 [pid 5850] <... unlink resumed>) = 0 [pid 6404] set_robust_list(0x555564940760, 24 [pid 6403] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... close resumed>) = 0 [pid 6401] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] getdents64(3, [pid 6404] <... set_robust_list resumed>) = 0 [pid 6403] <... futex resumed>) = 1 [pid 6402] symlink("/dev/binderfs", "./binderfs" [pid 6401] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6404] chdir("./37" [pid 6403] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... symlink resumed>) = 0 [pid 6401] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6395] exit_group(0 [pid 5850] close(3 [pid 6403] <... futex resumed>) = ? [pid 6401] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6395] <... exit_group resumed>) = ? [pid 5850] <... close resumed>) = 0 [pid 6403] +++ exited with 0 +++ [pid 6404] <... chdir resumed>) = 0 executing program [pid 6402] write(1, "executing program\n", 18 [pid 6401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6399] <... futex resumed>) = ? [pid 5850] rmdir("./37" [pid 6404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] <... write resumed>) = 18 [pid 6401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] mkdir("./38", 0777 [pid 6401] <... mmap resumed>) = 0x7f9655edb000 [pid 5850] <... mkdir resumed>) = 0 [pid 6401] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6404] <... prctl resumed>) = 0 [pid 6402] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6404] setpgid(0, 0 [pid 6402] <... futex 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6404] <... setpgid resumed>) = 0 [pid 6402] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, ./strace-static-x86_64: Process 6406 attached [pid 6404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6405 attached [pid 6406] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6404] <... openat resumed>) = 3 [pid 6402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6401] <... clone3 resumed> => {parent_tid=[6406]}, 88) = 6406 [pid 6406] <... rseq resumed>) = 0 [pid 6405] set_robust_list(0x555564940760, 24 [pid 6404] write(3, "1000", 4 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6401] rt_sigprocmask(SIG_SETMASK, [], [pid 6406] set_robust_list(0x7f9655efb9a0, 24 [pid 6405] <... set_robust_list resumed>) = 0 [pid 6404] <... write resumed>) = 4 [pid 6402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6406] <... set_robust_list resumed>) = 0 [pid 6404] close(3 [pid 6402] <... mmap resumed>) = 0x7f9655edb000 [pid 6401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6405 [pid 6406] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] chdir("./38" [pid 6404] <... close resumed>) = 0 [pid 6402] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6401] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6405] <... chdir resumed>) = 0 [pid 6404] symlink("/dev/binderfs", "./binderfs" [pid 6402] <... mprotect resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 6406] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6401] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6405] <... prctl resumed>) = 0 [pid 6404] <... symlink resumed>) = 0 [pid 6402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6407 attached [pid 6405] setpgid(0, 0executing program [pid 6407] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6405] <... setpgid resumed>) = 0 [pid 6404] write(1, "executing program\n", 18 [pid 6402] <... clone3 resumed> => {parent_tid=[6407]}, 88) = 6407 [pid 6407] <... rseq resumed>) = 0 [pid 6404] <... write resumed>) = 18 [pid 6402] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] set_robust_list(0x7f9655efb9a0, 24 [pid 6404] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] <... set_robust_list resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6407] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6402] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6404] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6405] <... openat resumed>) = 3 [pid 6404] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6405] write(3, "1000", 4) = 4 [pid 6405] close(3) = 0 [pid 6405] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6405] write(1, "executing program\n", 18 [pid 6404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6405] <... write resumed>) = 18 [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6405] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6405] <... futex resumed>) = 0 [pid 6405] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6404] <... mmap resumed>) = 0x7f9655edb000 [pid 6405] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6404] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] <... mprotect resumed>) = 0 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6405] <... mmap resumed>) = 0x7f9655edb000 [pid 6404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6405] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6405] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6408 attached [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6404] <... clone3 resumed> => {parent_tid=[6408]}, 88) = 6408 [pid 6408] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], [pid 6408] <... rseq resumed>) = 0 [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6408] set_robust_list(0x7f9655efb9a0, 24) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6408] rt_sigprocmask(SIG_SETMASK, [], [pid 6404] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6409 attached [pid 6408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6408] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6405] <... clone3 resumed> => {parent_tid=[6409]}, 88) = 6409 [pid 6404] <... futex resumed>) = 0 [pid 6409] set_robust_list(0x7f9655efb9a0, 24 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6404] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] <... set_robust_list resumed>) = 0 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6405] <... futex resumed>) = 0 [pid 6405] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] <... openat resumed>) = 3 [pid 6408] <... openat resumed>) = 3 [pid 6407] <... openat resumed>) = 3 [pid 6406] <... openat resumed>) = 3 [pid 6399] +++ exited with 0 +++ [pid 6395] +++ exited with 0 +++ [pid 6409] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6395, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6409] <... futex resumed>) = 1 [pid 6408] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 1 [pid 6406] <... futex resumed>) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 6409] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6408] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6406] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6409] dup(3 [pid 6408] dup(3 [pid 6407] dup(3 [pid 6406] dup(3 [pid 6405] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6402] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6409] <... dup resumed>) = 4 [pid 6408] <... dup resumed>) = 4 [pid 6407] <... dup resumed>) = 4 [pid 6406] <... dup resumed>) = 4 [pid 5849] <... openat resumed>) = 3 [pid 6409] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 1 [pid 6408] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 1 [pid 6406] <... futex resumed>) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 6409] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6408] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6406] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 0 [pid 6408] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6407] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6406] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6405] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6402] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./37/binderfs") = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./37") = 0 [pid 5849] mkdir("./38", 0777) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6410 attached [pid 6410] set_robust_list(0x555564940760, 24 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6410 [pid 6410] <... set_robust_list resumed>) = 0 [pid 6410] chdir("./38") = 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) = 3 [pid 6410] write(3, "1000", 4) = 4 [pid 6410] close(3) = 0 [pid 6410] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6410] write(1, "executing program\n", 18) = 18 [pid 6410] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6401] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6410] <... futex resumed>) = 0 [pid 6410] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6404] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6405] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6402] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... futex resumed>) = 0 [pid 6410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6405] <... futex resumed>) = 0 [pid 6404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] <... futex resumed>) = 0 [pid 6401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6410] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6405] <... mmap resumed>) = 0x7f9655eba000 [pid 6410] <... mprotect resumed>) = 0 [pid 6405] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6402] <... mmap resumed>) = 0x7f9655eba000 [pid 6410] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6405] <... mprotect resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6410] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6411 attached [pid 6402] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6404] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6412 attached [pid 6411] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6405] <... clone3 resumed> => {parent_tid=[6411]}, 88) = 6411 [pid 6404] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6402] <... mprotect resumed>) = 0 [pid 6412] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6410] <... clone3 resumed> => {parent_tid=[6412]}, 88) = 6412 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6411] <... rseq resumed>) = 0 [pid 6404] <... mprotect resumed>) = 0 [pid 6402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6411] set_robust_list(0x7f9655eda9a0, 24 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6411] <... set_robust_list resumed>) = 0 [pid 6411] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6413 attached [pid 6412] <... rseq resumed>) = 0 [pid 6411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] <... futex resumed>) = 0 [pid 6404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] <... clone3 resumed> => {parent_tid=[6413]}, 88) = 6413 [pid 6412] set_robust_list(0x7f9655efb9a0, 24 [pid 6411] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6405] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6402] rt_sigprocmask(SIG_SETMASK, [], [pid 6413] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6401] <... mmap resumed>) = 0x7f9655eba000 [pid 6410] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6401] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6412] <... set_robust_list resumed>) = 0 [pid 6410] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6414 attached [pid 6412] rt_sigprocmask(SIG_SETMASK, [], [pid 6404] <... clone3 resumed> => {parent_tid=[6414]}, 88) = 6414 [pid 6401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], [pid 6401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6412] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6412] <... openat resumed>) = 3 [pid 6411] <... madvise resumed>) = 0 [pid 6404] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6401] <... clone3 resumed> => {parent_tid=[6415]}, 88) = 6415 [pid 6404] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] rt_sigprocmask(SIG_SETMASK, [], [pid 6414] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] <... futex resumed>) = 1 [pid 6410] <... futex resumed>) = 0 [pid 6401] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] <... rseq resumed>) = 0 [pid 6410] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] set_robust_list(0x7f9655eda9a0, 24 [pid 6412] dup(3 [pid 6410] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6415 attached [pid 6414] <... set_robust_list resumed>) = 0 [pid 6413] <... rseq resumed>) = 0 [pid 6412] <... dup resumed>) = 4 [pid 6410] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6402] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] rt_sigprocmask(SIG_SETMASK, [], [pid 6412] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6410] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6412] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6410] <... futex resumed>) = 0 [pid 6415] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6413] set_robust_list(0x7f9655eda9a0, 24 [pid 6410] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6402] <... futex resumed>) = 0 [pid 6415] <... rseq resumed>) = 0 [pid 6413] <... set_robust_list resumed>) = 0 [pid 6402] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6415] set_robust_list(0x7f9655eda9a0, 24 [pid 6413] rt_sigprocmask(SIG_SETMASK, [], [pid 6415] <... set_robust_list resumed>) = 0 [pid 6414] <... madvise resumed>) = 0 [pid 6413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6413] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6411] <... futex resumed>) = 1 [pid 6415] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6405] <... futex resumed>) = 0 [pid 6414] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6414] <... futex resumed>) = 1 [pid 6414] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] <... madvise resumed>) = 0 [pid 6415] <... madvise resumed>) = 0 [pid 6415] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6401] <... futex resumed>) = 0 [pid 6415] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = 1 [pid 6413] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6410] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6410] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6416 attached => {parent_tid=[6416]}, 88) = 6416 [pid 6416] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6416] <... rseq resumed>) = 0 [pid 6410] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] set_robust_list(0x7f9655eda9a0, 24 [pid 6410] <... futex resumed>) = 0 [pid 6416] <... set_robust_list resumed>) = 0 [pid 6410] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6416] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6416] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6412] <... mmap resumed>) = 0x20000000 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... mmap resumed>) = 0x20000000 [pid 6408] <... mmap resumed>) = 0x20000000 [pid 6407] <... mmap resumed>) = 0x20000000 [pid 6406] <... mmap resumed>) = 0x20000000 [pid 6416] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6412] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] exit_group(0 [pid 6409] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] exit_group(0 [pid 6416] <... futex resumed>) = ? [pid 6412] <... futex resumed>) = ? [pid 6411] <... futex resumed>) = ? [pid 6410] <... exit_group resumed>) = ? [pid 6409] <... futex resumed>) = ? [pid 6408] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... exit_group resumed>) = ? [pid 6416] +++ exited with 0 +++ [pid 6412] +++ exited with 0 +++ [pid 6411] +++ exited with 0 +++ [pid 6409] +++ exited with 0 +++ [pid 6408] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 6402] exit_group(0 [pid 6413] <... futex resumed>) = ? [pid 6408] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... exit_group resumed>) = ? [pid 6413] +++ exited with 0 +++ [pid 6401] exit_group(0 [pid 6415] <... futex resumed>) = ? [pid 6401] <... exit_group resumed>) = ? [pid 6415] +++ exited with 0 +++ [pid 6404] exit_group(0 [pid 6410] +++ exited with 0 +++ [pid 6414] <... futex resumed>) = ? [pid 6408] <... futex resumed>) = ? [pid 6407] +++ exited with 0 +++ [pid 6406] +++ exited with 0 +++ [pid 6405] +++ exited with 0 +++ [pid 6404] <... exit_group resumed>) = ? [pid 6402] +++ exited with 0 +++ [pid 6401] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6410, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6414] +++ exited with 0 +++ [pid 6408] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6402, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] --- 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 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6401, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5852] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5850] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5850] getdents64(3, [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5850] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5849] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./38/binderfs" [pid 5850] unlink("./38/binderfs" [pid 5849] unlink("./38/binderfs" [pid 5848] unlink("./38/binderfs" [pid 5852] <... unlink resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5852] getdents64(3, [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5848] close(3 [pid 5852] <... close resumed>) = 0 [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5852] rmdir("./38" [pid 5850] <... close resumed>) = 0 [pid 5849] rmdir("./38" [pid 5848] rmdir("./38" [pid 5852] <... rmdir resumed>) = 0 [pid 5850] rmdir("./38" [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] mkdir("./39", 0777 [pid 5848] mkdir("./39", 0777) = 0 [pid 5852] mkdir("./39", 0777 [pid 5850] mkdir("./39", 0777 [pid 5852] <... mkdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6417 attached [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6418 attached [pid 6417] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 6419 attached [pid 6418] set_robust_list(0x555564940760, 24 [pid 6417] <... set_robust_list resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6417 [pid 6418] <... set_robust_list resumed>) = 0 [pid 6417] chdir("./39" [pid 6419] set_robust_list(0x555564940760, 24 [pid 6417] <... chdir resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6418 [pid 6419] <... set_robust_list resumed>) = 0 [pid 6418] chdir("./39" [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6419 [pid 6419] chdir("./39" [pid 6417] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6420 attached [pid 6419] <... chdir resumed>) = 0 [pid 6418] <... chdir resumed>) = 0 [pid 6417] setpgid(0, 0 [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6417] <... setpgid resumed>) = 0 [pid 6419] <... prctl resumed>) = 0 [pid 6418] <... prctl resumed>) = 0 [pid 6420] set_robust_list(0x555564940760, 24 [pid 6418] setpgid(0, 0 [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6420 [pid 6420] <... set_robust_list resumed>) = 0 [pid 6419] setpgid(0, 0 [pid 6420] chdir("./39" [pid 6419] <... setpgid resumed>) = 0 [pid 6418] <... setpgid resumed>) = 0 [pid 6417] <... openat resumed>) = 3 [pid 6420] <... chdir resumed>) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6417] write(3, "1000", 4 [pid 6420] <... prctl resumed>) = 0 [pid 6420] setpgid(0, 0 [pid 6419] <... openat resumed>) = 3 [pid 6417] <... write resumed>) = 4 [pid 6420] <... setpgid resumed>) = 0 [pid 6419] write(3, "1000", 4) = 4 [pid 6417] close(3 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6417] <... close resumed>) = 0 [pid 6419] close(3 [pid 6417] symlink("/dev/binderfs", "./binderfs" [pid 6420] <... openat resumed>) = 3 executing program [pid 6419] <... close resumed>) = 0 [pid 6417] <... symlink resumed>) = 0 [pid 6419] symlink("/dev/binderfs", "./binderfs" [pid 6417] write(1, "executing program\n", 18 [pid 6419] <... symlink resumed>) = 0 [pid 6417] <... write resumed>) = 18 [pid 6417] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] write(3, "1000", 4 [pid 6404] +++ exited with 0 +++ [pid 6420] <... write resumed>) = 4 [pid 6417] <... futex resumed>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6404, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- executing program [pid 6420] close(3 [pid 6419] write(1, "executing program\n", 18 [pid 6417] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6420] <... close resumed>) = 0 [pid 6419] <... write resumed>) = 18 [pid 6417] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6420] symlink("/dev/binderfs", "./binderfs" [pid 6419] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... symlink resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6418] <... openat resumed>) = 3 [pid 6417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6420] write(1, "executing program\n", 18 [pid 6419] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6418] write(3, "1000", 4 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6418] <... write resumed>) = 4 [pid 6419] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6417] <... mmap resumed>) = 0x7f9655edb000 [pid 6420] <... write resumed>) = 18 executing program [pid 6420] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6418] close(3 [pid 6417] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6420] <... futex resumed>) = 0 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6420] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6418] <... close resumed>) = 0 [pid 6417] <... mprotect resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6420] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6419] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] newfstatat(3, "", [pid 6420] <... mmap resumed>) = 0x7f9655edb000 [pid 6419] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6418] symlink("/dev/binderfs", "./binderfs" [pid 6420] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6420] <... mprotect resumed>) = 0 [pid 6419] <... mprotect resumed>) = 0 [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6418] <... symlink resumed>) = 0 [pid 6417] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] getdents64(3, executing program [pid 6420] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6419] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6418] write(1, "executing program\n", 18 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6421 attached [pid 6419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6418] <... write resumed>) = 18 [pid 5851] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6422 attached [pid 6421] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6420] <... clone3 resumed> => {parent_tid=[6422]}, 88) = 6422 [pid 6419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6422] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6421] <... rseq resumed>) = 0 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6418] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... clone3 resumed> => {parent_tid=[6421]}, 88) = 6421 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6423 attached [pid 6422] <... rseq resumed>) = 0 [pid 6421] set_robust_list(0x7f9655efb9a0, 24 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6422] set_robust_list(0x7f9655efb9a0, 24 [pid 6421] <... set_robust_list resumed>) = 0 [pid 6420] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = 0 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] newfstatat(AT_FDCWD, "./37/binderfs", [pid 6423] <... rseq resumed>) = 0 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] <... futex resumed>) = 0 [pid 6419] <... clone3 resumed> => {parent_tid=[6423]}, 88) = 6423 [pid 6418] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] set_robust_list(0x7f9655efb9a0, 24 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 6418] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6417] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] <... 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 6423] <... set_robust_list resumed>) = 0 [pid 6420] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6423] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6417] <... futex resumed>) = 0 [pid 6423] <... futex resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6419] <... futex resumed>) = 1 [pid 5851] unlink("./37/binderfs" [pid 6423] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6421] <... openat resumed>) = 3 [pid 6419] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] <... openat resumed>) = 3 [pid 6422] <... openat resumed>) = 3 [pid 6421] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] <... unlink resumed>) = 0 [pid 6423] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 0 [pid 6418] <... mmap resumed>) = 0x7f9655edb000 [pid 6417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 1 [pid 6421] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6417] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6423] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6417] <... futex resumed>) = 0 [pid 6423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6418] <... mprotect resumed>) = 0 [pid 6417] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] dup(3 [pid 6422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] dup(3 [pid 6420] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6423] <... dup resumed>) = 4 [pid 6422] dup(3 [pid 6421] <... dup resumed>) = 4 [pid 6418] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6423] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6419] <... futex resumed>) = 0 [pid 6418] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6423] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6419] <... futex resumed>) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6424 attached [pid 6423] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6419] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6422] <... dup resumed>) = 4 [pid 6421] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] close(3 [pid 6422] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 1 [pid 6424] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6417] <... futex resumed>) = 0 [pid 6418] <... clone3 resumed> => {parent_tid=[6424]}, 88) = 6424 [pid 5851] <... close resumed>) = 0 [pid 6424] <... rseq resumed>) = 0 [pid 6422] <... futex resumed>) = 1 [pid 6421] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] <... futex resumed>) = 0 [pid 6418] rt_sigprocmask(SIG_SETMASK, [], [pid 6417] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] rmdir("./37" [pid 6424] set_robust_list(0x7f9655efb9a0, 24 [pid 6422] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] <... futex resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6424] <... set_robust_list resumed>) = 0 [pid 6422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6420] <... futex resumed>) = 0 [pid 6418] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] rt_sigprocmask(SIG_SETMASK, [], [pid 6422] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6420] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6418] <... futex resumed>) = 0 [pid 5851] mkdir("./38", 0777 [pid 6424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6418] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5851] <... mkdir resumed>) = 0 [pid 6424] <... openat resumed>) = 3 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6424] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 ./strace-static-x86_64: Process 6425 attached [pid 6425] set_robust_list(0x555564940760, 24) = 0 [pid 6424] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] <... futex resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6425 [pid 6418] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] chdir("./38" [pid 6424] <... futex resumed>) = 0 [pid 6418] <... futex resumed>) = 1 [pid 6424] dup(3 [pid 6418] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] <... dup resumed>) = 4 [pid 6425] <... chdir resumed>) = 0 [pid 6424] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6424] <... futex resumed>) = 1 [pid 6418] <... futex resumed>) = 0 [pid 6424] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6425] <... prctl resumed>) = 0 [pid 6418] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] setpgid(0, 0 [pid 6424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6418] <... futex resumed>) = 0 [pid 6425] <... setpgid resumed>) = 0 [pid 6424] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6418] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6425] write(3, "1000", 4 [pid 6419] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6419] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6419] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6419] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6425] <... write resumed>) = 4 [pid 6425] close(3) = 0 [pid 6425] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6420] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6417] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6426 attached executing program [pid 6425] write(1, "executing program\n", 18 [pid 6420] <... futex resumed>) = 0 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6426] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6425] <... write resumed>) = 18 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6419] <... clone3 resumed> => {parent_tid=[6426]}, 88) = 6426 [pid 6417] <... mmap resumed>) = 0x7f9655eba000 [pid 6425] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6425] <... futex resumed>) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] <... rseq resumed>) = 0 [pid 6420] <... mmap resumed>) = 0x7f9655eba000 [pid 6425] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6426] set_robust_list(0x7f9655eda9a0, 24 [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] <... set_robust_list resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] <... mprotect resumed>) = 0 [pid 6419] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... mprotect resumed>) = 0 [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6419] <... futex resumed>) = 0 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6426] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6425] <... mmap resumed>) = 0x7f9655edb000 [pid 6420] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6419] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6425] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6427 attached [pid 6425] <... mprotect resumed>) = 0 [pid 6427] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6417] <... clone3 resumed> => {parent_tid=[6427]}, 88) = 6427 [pid 6427] <... rseq resumed>) = 0 [pid 6425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], [pid 6427] set_robust_list(0x7f9655eda9a0, 24 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6428 attached [pid 6427] <... set_robust_list resumed>) = 0 [pid 6417] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] <... clone3 resumed> => {parent_tid=[6428]}, 88) = 6428 [pid 6417] <... futex resumed>) = 0 [pid 6428] <... rseq resumed>) = 0 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6417] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] set_robust_list(0x7f9655efb9a0, 24 [pid 6427] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6428] <... set_robust_list resumed>) = 0 [pid 6425] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6429 attached [pid 6418] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6420] <... clone3 resumed> => {parent_tid=[6429]}, 88) = 6429 [pid 6418] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6418] <... mmap resumed>) = 0x7f9655eba000 [pid 6420] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6425] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6418] <... mprotect resumed>) = 0 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6418] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6429] <... rseq resumed>) = 0 [pid 6428] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6426] <... madvise resumed>) = 0 [pid 6418] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6429] set_robust_list(0x7f9655eda9a0, 24 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6429] <... set_robust_list resumed>) = 0 [pid 6429] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6430 attached NULL, 8) = 0 [pid 6428] <... openat resumed>) = 3 [pid 6429] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6428] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6425] <... futex resumed>) = 0 [pid 6428] dup(3 [pid 6425] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] <... dup resumed>) = 4 [pid 6425] <... futex resumed>) = 0 [pid 6428] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... futex resumed>) = 0 [pid 6425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6428] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6425] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... rseq resumed>) = 0 [pid 6428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6425] <... futex resumed>) = 0 [pid 6430] set_robust_list(0x7f9655eda9a0, 24 [pid 6428] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6427] <... madvise resumed>) = 0 [pid 6425] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6430] <... set_robust_list resumed>) = 0 [pid 6426] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... clone3 resumed> => {parent_tid=[6430]}, 88) = 6430 [pid 6418] rt_sigprocmask(SIG_SETMASK, [], [pid 6430] rt_sigprocmask(SIG_SETMASK, [], [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] <... futex resumed>) = 1 [pid 6419] <... futex resumed>) = 0 [pid 6426] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6430] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6427] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] <... futex resumed>) = 0 [pid 6427] <... futex resumed>) = 1 [pid 6429] <... madvise resumed>) = 0 [pid 6427] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6418] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] <... futex resumed>) = 0 [pid 6430] <... madvise resumed>) = 0 [pid 6429] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 1 [pid 6418] <... futex resumed>) = 0 [pid 6429] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] <... futex resumed>) = 0 [pid 6430] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6425] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6425] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6425] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6431 attached [pid 6431] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6425] <... clone3 resumed> => {parent_tid=[6431]}, 88) = 6431 [pid 6431] <... rseq resumed>) = 0 [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6431] set_robust_list(0x7f9655eda9a0, 24 [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6431] <... set_robust_list resumed>) = 0 [pid 6425] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] <... futex resumed>) = 0 [pid 6431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6431] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] <... mmap resumed>) = 0x20000000 [pid 6424] <... mmap resumed>) = 0x20000000 [pid 6425] <... futex resumed>) = 0 [pid 6423] <... mmap resumed>) = 0x20000000 [pid 6431] <... futex resumed>) = 1 [pid 6421] <... mmap resumed>) = 0x20000000 [pid 6431] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... mmap resumed>) = 0x20000000 [pid 6421] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] exit_group(0 [pid 6428] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = ? [pid 6423] <... futex resumed>) = 0 [pid 6422] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = 0 [pid 6417] exit_group(0 [pid 6430] <... futex resumed>) = ? [pid 6430] +++ exited with 0 +++ [pid 6428] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] <... futex resumed>) = ? [pid 6424] +++ exited with 0 +++ [pid 6423] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] <... futex resumed>) = 0 [pid 6418] <... exit_group resumed>) = ? [pid 6417] <... exit_group resumed>) = ? [pid 6427] +++ exited with 0 +++ [pid 6425] exit_group(0 [pid 6422] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6421] +++ exited with 0 +++ [pid 6420] exit_group(0 [pid 6419] exit_group(0 [pid 6431] <... futex resumed>) = ? [pid 6429] <... futex resumed>) = ? [pid 6428] <... futex resumed>) = ? [pid 6426] <... futex resumed>) = ? [pid 6425] <... exit_group resumed>) = ? [pid 6423] <... futex resumed>) = ? [pid 6420] <... exit_group resumed>) = ? [pid 6419] <... exit_group resumed>) = ? [pid 6429] +++ exited with 0 +++ [pid 6428] +++ exited with 0 +++ [pid 6426] +++ exited with 0 +++ [pid 6423] +++ exited with 0 +++ [pid 6422] <... futex resumed>) = ? [pid 6417] +++ exited with 0 +++ [pid 6419] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6419, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6417, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6418] +++ exited with 0 +++ [pid 5852] <... restart_syscall resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6418, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(3, "", [pid 6422] +++ exited with 0 +++ [pid 6420] +++ exited with 0 +++ [pid 5852] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5852] newfstatat(3, "", [pid 5850] <... openat resumed>) = 3 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] getdents64(3, [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(3, "", [pid 5852] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5849] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5849] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5852] unlink("./39/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... unlink resumed>) = 0 [pid 5850] unlink("./39/binderfs" [pid 5849] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] getdents64(3, [pid 5850] <... unlink resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5849] <... openat resumed>) = 3 [pid 5848] unlink("./39/binderfs" [pid 5852] close(3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(3, "", [pid 5852] <... close resumed>) = 0 [pid 5850] close(3 [pid 5848] <... unlink resumed>) = 0 [pid 5852] rmdir("./39" [pid 5850] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5852] <... rmdir resumed>) = 0 [pid 5850] rmdir("./39" [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] close(3 [pid 5849] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 5852] mkdir("./40", 0777 [pid 5850] mkdir("./40", 0777 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] rmdir("./39" [pid 5852] <... mkdir resumed>) = 0 [pid 5849] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5849] unlink("./39/binderfs" [pid 5848] mkdir("./40", 0777 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6432 attached [pid 5848] <... mkdir resumed>) = 0 [pid 6432] set_robust_list(0x555564940760, 24 [pid 5849] getdents64(3, [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6433 attached [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6432 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6433 ./strace-static-x86_64: Process 6434 attached [pid 6433] set_robust_list(0x555564940760, 24 [pid 6432] <... set_robust_list resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6434] set_robust_list(0x555564940760, 24 [pid 6433] <... set_robust_list resumed>) = 0 [pid 6432] chdir("./40" [pid 5849] close(3 [pid 6434] <... set_robust_list resumed>) = 0 [pid 6433] chdir("./40" [pid 6432] <... chdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6434 [pid 6434] chdir("./40" [pid 5849] rmdir("./39" [pid 6434] <... chdir resumed>) = 0 [pid 6433] <... chdir resumed>) = 0 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6432] setpgid(0, 0 [pid 6434] <... prctl resumed>) = 0 [pid 6434] setpgid(0, 0 [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... rmdir resumed>) = 0 [pid 6433] <... prctl resumed>) = 0 [pid 6434] <... setpgid resumed>) = 0 [pid 6432] <... setpgid resumed>) = 0 [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6434] <... openat resumed>) = 3 [pid 6432] <... openat resumed>) = 3 [pid 6434] write(3, "1000", 4 [pid 6432] write(3, "1000", 4 [pid 6434] <... write resumed>) = 4 [pid 6433] setpgid(0, 0 [pid 6432] <... write resumed>) = 4 [pid 6431] +++ exited with 0 +++ [pid 6425] +++ exited with 0 +++ [pid 5849] mkdir("./40", 0777 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6425, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6433] <... setpgid resumed>) = 0 [pid 6434] close(3 [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6432] close(3 [pid 5849] <... mkdir resumed>) = 0 [pid 6434] <... close resumed>) = 0 [pid 6432] <... close resumed>) = 0 [pid 6434] symlink("/dev/binderfs", "./binderfs" [pid 6433] <... openat resumed>) = 3 [pid 6432] symlink("/dev/binderfs", "./binderfs" [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6433] write(3, "1000", 4./strace-static-x86_64: Process 6435 attached [pid 6434] <... symlink resumed>) = 0 [pid 6433] <... write resumed>) = 4 [pid 6432] <... symlink resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6435] set_robust_list(0x555564940760, 24 [pid 6433] close(3 [pid 6434] write(1, "executing program\n", 18 [pid 5851] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6432] write(1, "executing program\n", 18 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6435 executing program [pid 6432] <... write resumed>) = 18 [pid 6435] <... set_robust_list resumed>) = 0 [pid 6433] <... close resumed>) = 0 [pid 6432] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... write resumed>) = 18 [pid 6432] <... futex resumed>) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6433] symlink("/dev/binderfs", "./binderfs" [pid 6432] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6435] chdir("./40" [pid 6434] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6432] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6435] <... chdir resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6433] <... symlink resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 6435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6434] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6433] write(1, "executing program\n", 18executing program [pid 6432] <... mprotect resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6435] <... prctl resumed>) = 0 [pid 6434] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6433] <... write resumed>) = 18 [pid 6433] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6433] <... futex resumed>) = 0 [pid 6433] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6433] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] setpgid(0, 0 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] getdents64(3, [pid 6432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6435] <... setpgid resumed>) = 0 [pid 6434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6433] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6436 attached [pid 6434] <... mmap resumed>) = 0x7f9655edb000 [pid 6433] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6432] <... clone3 resumed> => {parent_tid=[6436]}, 88) = 6436 [pid 5851] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6434] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6433] <... mprotect resumed>) = 0 [pid 6432] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6436] <... rseq resumed>) = 0 [pid 6435] <... openat resumed>) = 3 [pid 6434] <... mprotect resumed>) = 0 [pid 6433] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] newfstatat(AT_FDCWD, "./38/binderfs", [pid 6436] set_robust_list(0x7f9655efb9a0, 24 [pid 6432] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6436] <... set_robust_list resumed>) = 0 [pid 6435] write(3, "1000", 4 [pid 6433] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6432] <... futex resumed>) = 0 [pid 5851] unlink("./38/binderfs" [pid 6436] rt_sigprocmask(SIG_SETMASK, [], [pid 6435] <... write resumed>) = 4 [pid 6434] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6432] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6437 attached [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] close(3 [pid 5851] <... unlink resumed>) = 0 [pid 6434] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6435] <... close resumed>) = 0 [pid 6434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6435] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6438 attached [pid 6437] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6436] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6437] <... rseq resumed>) = 0 [pid 6436] <... openat resumed>) = 3 [pid 6435] <... symlink resumed>) = 0 [pid 6433] <... clone3 resumed> => {parent_tid=[6437]}, 88) = 6437 [pid 6437] set_robust_list(0x7f9655efb9a0, 24 [pid 6436] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] rt_sigprocmask(SIG_SETMASK, [], [pid 6437] <... set_robust_list resumed>) = 0 [pid 6436] <... futex resumed>) = 1 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6437] rt_sigprocmask(SIG_SETMASK, [], [pid 6436] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6437] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6435] write(1, "executing program\n", 18 [pid 6433] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 6438] <... rseq resumed>) = 0 [pid 6437] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6435] <... write resumed>) = 18 [pid 6434] <... clone3 resumed> => {parent_tid=[6438]}, 88) = 6438 [pid 6433] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6438] set_robust_list(0x7f9655efb9a0, 24 [pid 6437] <... openat resumed>) = 3 [pid 6436] <... futex resumed>) = 0 [pid 6435] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 6432] <... futex resumed>) = 1 [pid 5851] close(3 [pid 6438] <... set_robust_list resumed>) = 0 [pid 6437] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] dup(3 [pid 6435] <... futex resumed>) = 0 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6438] rt_sigprocmask(SIG_SETMASK, [], [pid 6437] <... futex resumed>) = 1 [pid 6436] <... dup resumed>) = 4 [pid 6435] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6434] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 0 [pid 6432] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... close resumed>) = 0 [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6437] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6436] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6433] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] rmdir("./38" [pid 6438] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] <... futex resumed>) = 0 [pid 6435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6434] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] <... futex resumed>) = 0 [pid 6432] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] dup(3 [pid 6436] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6438] <... openat resumed>) = 3 [pid 6437] <... dup resumed>) = 4 [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] <... futex resumed>) = 0 [pid 5851] mkdir("./39", 0777 [pid 6438] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6432] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... mkdir resumed>) = 0 [pid 6438] <... futex resumed>) = 1 [pid 6437] <... futex resumed>) = 0 [pid 6435] <... mmap resumed>) = 0x7f9655edb000 [pid 6434] <... futex resumed>) = 0 [pid 6433] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] dup(3 [pid 6437] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6435] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6434] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 0 [pid 6438] <... dup resumed>) = 4 [pid 6435] <... mprotect resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6438] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6434] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] <... futex resumed>) = 0 [pid 6438] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6434] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6439 attached ./strace-static-x86_64: Process 6440 attached ) = 0 [pid 6433] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6435] <... clone3 resumed> => {parent_tid=[6440]}, 88) = 6440 [pid 6434] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6438] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6435] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6439 [pid 6440] <... rseq resumed>) = 0 [pid 6439] set_robust_list(0x555564940760, 24 [pid 6440] set_robust_list(0x7f9655efb9a0, 24 [pid 6439] <... set_robust_list resumed>) = 0 [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6440] <... set_robust_list resumed>) = 0 [pid 6435] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] rt_sigprocmask(SIG_SETMASK, [], [pid 6439] chdir("./39" [pid 6435] <... futex resumed>) = 0 [pid 6440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6439] <... chdir resumed>) = 0 [pid 6435] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6440] <... openat resumed>) = 3 [pid 6439] <... prctl resumed>) = 0 [pid 6440] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] setpgid(0, 0 [pid 6440] <... futex resumed>) = 1 [pid 6439] <... setpgid resumed>) = 0 [pid 6440] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6435] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] dup(3 [pid 6439] <... openat resumed>) = 3 [pid 6435] <... futex resumed>) = 0 [pid 6440] <... dup resumed>) = 4 [pid 6439] write(3, "1000", 4 [pid 6435] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] <... write resumed>) = 4 [pid 6440] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] close(3 [pid 6435] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] <... close resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6440] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6439] symlink("/dev/binderfs", "./binderfs" [pid 6435] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] <... symlink resumed>) = 0 executing program [pid 6439] write(1, "executing program\n", 18) = 18 [pid 6439] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6432] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6432] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6439] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6432] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6439] <... mprotect resumed>) = 0 [pid 6432] <... mprotect resumed>) = 0 [pid 6432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6439] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6439] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6433] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6441 attached [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6434] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6442 attached [pid 6434] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6432] <... clone3 resumed> => {parent_tid=[6441]}, 88) = 6441 [pid 6442] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6439] <... clone3 resumed> => {parent_tid=[6442]}, 88) = 6442 [pid 6434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6432] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] <... rseq resumed>) = 0 [pid 6441] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6439] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6442] set_robust_list(0x7f9655efb9a0, 24 [pid 6441] <... rseq resumed>) = 0 [pid 6439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] <... mmap resumed>) = 0x7f9655eba000 [pid 6432] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... set_robust_list resumed>) = 0 [pid 6441] set_robust_list(0x7f9655eda9a0, 24 [pid 6439] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6432] <... futex resumed>) = 0 [pid 6442] rt_sigprocmask(SIG_SETMASK, [], [pid 6441] <... set_robust_list resumed>) = 0 [pid 6434] <... mmap resumed>) = 0x7f9655eba000 [pid 6433] <... mprotect resumed>) = 0 [pid 6432] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6433] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6442] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6434] <... mprotect resumed>) = 0 [pid 6433] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6442] <... openat resumed>) = 3 [pid 6441] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6439] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6434] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6443 attached [pid 6442] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6444 attached [pid 6442] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6435] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... clone3 resumed> => {parent_tid=[6443]}, 88) = 6443 [pid 6444] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6442] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... futex resumed>) = 0 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] <... clone3 resumed> => {parent_tid=[6444]}, 88) = 6444 [pid 6444] <... rseq resumed>) = 0 [pid 6442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6439] <... futex resumed>) = 0 [pid 6435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6433] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] dup(3 [pid 6439] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6444] set_robust_list(0x7f9655eda9a0, 24 [pid 6442] <... dup resumed>) = 4 [pid 6435] <... mmap resumed>) = 0x7f9655eba000 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] <... set_robust_list resumed>) = 0 [pid 6442] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6433] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] <... futex resumed>) = 1 [pid 6439] <... futex resumed>) = 0 [pid 6443] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6442] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6441] <... madvise resumed>) = 0 [pid 6439] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... mprotect resumed>) = 0 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6444] rt_sigprocmask(SIG_SETMASK, [], [pid 6443] <... rseq resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6435] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] set_robust_list(0x7f9655eda9a0, 24 [pid 6439] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6435] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6434] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6444] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6443] <... set_robust_list resumed>) = 0 [pid 6441] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6434] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6445 attached [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] <... futex resumed>) = 1 [pid 6432] <... futex resumed>) = 0 [pid 6443] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6441] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] <... madvise resumed>) = 0 [pid 6435] <... clone3 resumed> => {parent_tid=[6445]}, 88) = 6445 [pid 6445] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6443] <... madvise resumed>) = 0 [pid 6435] rt_sigprocmask(SIG_SETMASK, [], [pid 6445] set_robust_list(0x7f9655eda9a0, 24 [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6443] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... set_robust_list resumed>) = 0 [pid 6444] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] rt_sigprocmask(SIG_SETMASK, [], [pid 6435] <... futex resumed>) = 0 [pid 6445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6444] <... futex resumed>) = 1 [pid 6433] <... futex resumed>) = 0 [pid 6444] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6445] <... madvise resumed>) = 0 [pid 6439] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6439] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6445] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6435] <... futex resumed>) = 0 [pid 6445] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6439] <... mmap resumed>) = 0x7f9655eba000 [pid 6439] mprotect(0x7f9655ebb000, 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6446 attached [pid 6446] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6439] <... clone3 resumed> => {parent_tid=[6446]}, 88) = 6446 [pid 6446] <... rseq resumed>) = 0 [pid 6439] rt_sigprocmask(SIG_SETMASK, [], [pid 6446] set_robust_list(0x7f9655eda9a0, 24 [pid 6439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6446] <... set_robust_list resumed>) = 0 [pid 6439] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] rt_sigprocmask(SIG_SETMASK, [], [pid 6439] <... futex resumed>) = 0 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6439] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6446] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6438] <... mmap resumed>) = 0x20000000 [pid 6446] <... madvise resumed>) = 0 [pid 6442] <... mmap resumed>) = 0x20000000 [pid 6440] <... mmap resumed>) = 0x20000000 [pid 6438] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... mmap resumed>) = 0x20000000 [pid 6436] <... mmap resumed>) = 0x20000000 [pid 6446] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... futex resumed>) = 0 [pid 6437] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] exit_group(0 [pid 6446] <... futex resumed>) = 1 [pid 6443] <... futex resumed>) = ? [pid 6442] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6437] <... futex resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6435] exit_group(0 [pid 6434] <... exit_group resumed>) = ? [pid 6433] exit_group(0 [pid 6432] exit_group(0 [pid 6446] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6445] <... futex resumed>) = ? [pid 6444] <... futex resumed>) = ? [pid 6443] +++ exited with 0 +++ [pid 6442] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6441] <... futex resumed>) = ? [pid 6439] exit_group(0 [pid 6438] +++ exited with 0 +++ [pid 6435] <... exit_group resumed>) = ? [pid 6433] <... exit_group resumed>) = ? [pid 6432] <... exit_group resumed>) = ? [pid 6446] <... futex resumed>) = ? [pid 6445] +++ exited with 0 +++ [pid 6444] +++ exited with 0 +++ [pid 6442] <... futex resumed>) = ? [pid 6441] +++ exited with 0 +++ [pid 6440] +++ exited with 0 +++ [pid 6439] <... exit_group resumed>) = ? [pid 6437] +++ exited with 0 +++ [pid 6436] +++ exited with 0 +++ [pid 6435] +++ exited with 0 +++ [pid 6434] +++ exited with 0 +++ [pid 6433] +++ exited with 0 +++ [pid 6442] +++ exited with 0 +++ [pid 6446] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6433, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6434, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6432] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6435, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] newfstatat(3, "", [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5852] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5852] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5848] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] unlink("./40/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5852] <... unlink resumed>) = 0 [pid 5850] unlink("./40/binderfs" [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] getdents64(3, [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./40/binderfs" [pid 5848] unlink("./40/binderfs" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5849] <... unlink resumed>) = 0 [pid 5852] close(3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5850] close(3 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5852] rmdir("./40" [pid 5850] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] rmdir("./40" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] close(3 [pid 5848] close(3 [pid 5852] mkdir("./41", 0777 [pid 5848] <... close resumed>) = 0 [pid 5850] mkdir("./41", 0777 [pid 5849] <... close resumed>) = 0 [pid 5848] rmdir("./40" [pid 5852] <... mkdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] rmdir("./40") = 0 [pid 5849] mkdir("./41", 0777 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... mkdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6447 attached [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... rmdir resumed>) = 0 [pid 6447] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6447 [pid 5848] mkdir("./41", 0777 [pid 6447] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6448 attached [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6449 ./strace-static-x86_64: Process 6449 attached [pid 5848] <... mkdir resumed>) = 0 [pid 6447] chdir("./41" [pid 6449] set_robust_list(0x555564940760, 24 [pid 6448] set_robust_list(0x555564940760, 24 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6448 [pid 6447] <... chdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6449] <... set_robust_list resumed>) = 0 [pid 6448] <... set_robust_list resumed>) = 0 [pid 6447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6449] chdir("./41"./strace-static-x86_64: Process 6450 attached [pid 6448] chdir("./41" [pid 6447] <... prctl resumed>) = 0 [pid 6448] <... chdir resumed>) = 0 [pid 6450] set_robust_list(0x555564940760, 24 [pid 6449] <... chdir resumed>) = 0 [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6447] setpgid(0, 0) = 0 [pid 6448] <... prctl resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6450 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6448] setpgid(0, 0 [pid 6447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6450] <... set_robust_list resumed>) = 0 [pid 6449] <... prctl resumed>) = 0 [pid 6448] <... setpgid resumed>) = 0 [pid 6447] <... openat resumed>) = 3 [pid 6449] setpgid(0, 0 [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6449] <... setpgid resumed>) = 0 [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6449] write(3, "1000", 4) = 4 [pid 6450] chdir("./41" [pid 6447] write(3, "1000", 4 [pid 6448] <... openat resumed>) = 3 [pid 6447] <... write resumed>) = 4 [pid 6450] <... chdir resumed>) = 0 [pid 6449] close(3 [pid 6448] write(3, "1000", 4 [pid 6447] close(3 [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6449] <... close resumed>) = 0 [pid 6448] <... write resumed>) = 4 [pid 6450] <... prctl resumed>) = 0 [pid 6448] close(3 [pid 6447] <... close resumed>) = 0 [pid 6450] setpgid(0, 0 [pid 6449] symlink("/dev/binderfs", "./binderfs" [pid 6448] <... close resumed>) = 0 [pid 6447] symlink("/dev/binderfs", "./binderfs" [pid 6450] <... setpgid resumed>) = 0 [pid 6449] <... symlink resumed>) = 0 [pid 6448] symlink("/dev/binderfs", "./binderfs" [pid 6447] <... symlink resumed>) = 0 executing program [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6449] write(1, "executing program\n", 18 executing program [pid 6450] <... openat resumed>) = 3 [pid 6449] <... write resumed>) = 18 [pid 6448] <... symlink resumed>) = 0 [pid 6447] write(1, "executing program\n", 18executing program [pid 6450] write(3, "1000", 4 [pid 6448] write(1, "executing program\n", 18 [pid 6447] <... write resumed>) = 18 [pid 6450] <... write resumed>) = 4 [pid 6448] <... write resumed>) = 18 [pid 6450] close(3 [pid 6447] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... close resumed>) = 0 [pid 6448] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 6450] symlink("/dev/binderfs", "./binderfs" [pid 6449] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 6447] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6439] +++ exited with 0 +++ [pid 6450] <... symlink resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6439, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- executing program [pid 6450] write(1, "executing program\n", 18 [pid 6449] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6448] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6447] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6450] <... write resumed>) = 18 [pid 6449] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6448] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6447] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6450] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6450] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6447] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6450] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6449] <... mmap resumed>) = 0x7f9655edb000 [pid 6449] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6448] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6449] <... mprotect resumed>) = 0 [pid 6447] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6447] <... mprotect resumed>) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] <... mprotect resumed>) = 0 [pid 6447] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6450] <... mmap resumed>) = 0x7f9655edb000 [pid 6449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] newfstatat(3, "", [pid 6449] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6450] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6447] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6450] <... mprotect resumed>) = 0 [pid 6447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6451 attached [pid 6450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6447] <... clone3 resumed> => {parent_tid=[6452]}, 88) = 6452 ./strace-static-x86_64: Process 6452 attached [pid 6451] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6449] <... clone3 resumed> => {parent_tid=[6451]}, 88) = 6451 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6447] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] getdents64(3, ./strace-static-x86_64: Process 6453 attached [pid 6452] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6451] <... rseq resumed>) = 0 [pid 6450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6454 attached [pid 6453] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6452] <... rseq resumed>) = 0 [pid 6451] set_robust_list(0x7f9655efb9a0, 24 [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6447] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6454] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6453] <... rseq resumed>) = 0 [pid 6452] set_robust_list(0x7f9655efb9a0, 24 [pid 6451] <... set_robust_list resumed>) = 0 [pid 6449] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... clone3 resumed> => {parent_tid=[6453]}, 88) = 6453 [pid 6450] <... clone3 resumed> => {parent_tid=[6454]}, 88) = 6454 [pid 6447] <... futex resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6454] <... rseq resumed>) = 0 [pid 6453] set_robust_list(0x7f9655efb9a0, 24 [pid 6452] <... set_robust_list resumed>) = 0 [pid 6451] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] <... futex resumed>) = 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6447] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] newfstatat(AT_FDCWD, "./39/binderfs", [pid 6454] set_robust_list(0x7f9655efb9a0, 24 [pid 6453] <... set_robust_list resumed>) = 0 [pid 6452] rt_sigprocmask(SIG_SETMASK, [], [pid 6451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6450] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6453] rt_sigprocmask(SIG_SETMASK, [], [pid 6452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6451] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5851] unlink("./39/binderfs" [pid 6454] <... openat resumed>) = 3 [pid 6453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6452] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6451] <... openat resumed>) = 3 [pid 5851] <... unlink resumed>) = 0 [pid 6454] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6452] <... openat resumed>) = 3 [pid 6451] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6454] <... futex resumed>) = 1 [pid 6453] <... openat resumed>) = 3 [pid 6452] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6454] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6453] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 1 [pid 6451] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 5851] close(3 [pid 6454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] <... futex resumed>) = 1 [pid 6452] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6447] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... close resumed>) = 0 [pid 6454] dup(3 [pid 6453] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] dup(3 [pid 6450] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 5851] rmdir("./39" [pid 6454] <... dup resumed>) = 4 [pid 6453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6452] dup(3 [pid 6451] <... dup resumed>) = 4 [pid 6448] <... futex resumed>) = 0 [pid 6447] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... rmdir resumed>) = 0 [pid 6454] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6454] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] dup(3 [pid 6452] <... dup resumed>) = 4 [pid 6451] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = 0 [pid 5851] mkdir("./40", 0777 [pid 6454] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6453] <... dup resumed>) = 4 [pid 6452] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] <... futex resumed>) = 1 [pid 6450] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... futex resumed>) = 0 [pid 6453] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 1 [pid 6451] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6449] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6453] <... futex resumed>) = 1 [pid 6452] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] <... futex resumed>) = 0 [pid 6447] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6448] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] <... futex resumed>) = 0 [pid 6447] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6453] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6449] <... futex resumed>) = 0 [pid 6452] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6449] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6455 attached [pid 6455] set_robust_list(0x555564940760, 24) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6455 [pid 6455] chdir("./40") = 0 [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6455] setpgid(0, 0) = 0 [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6455] write(3, "1000", 4) = 4 [pid 6455] close(3 [pid 6450] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] <... close resumed>) = 0 [pid 6450] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] symlink("/dev/binderfs", "./binderfs" [pid 6450] <... futex resumed>) = 0 [pid 6455] <... symlink resumed>) = 0 [pid 6450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] write(1, "executing program\n", 18executing program [pid 6450] <... mmap resumed>) = 0x7f9655eba000 [pid 6449] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6448] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] <... write resumed>) = 18 [pid 6450] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6447] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 6455] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... mprotect resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6447] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = 0 [pid 6450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] <... mmap resumed>) = 0x7f9655eba000 [pid 6447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6455] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6448] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6447] <... mmap resumed>) = 0x7f9655eba000 [pid 6455] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6448] <... mprotect resumed>) = 0 [pid 6447] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6456 attached [pid 6455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6449] <... mmap resumed>) = 0x7f9655eba000 [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6447] <... mprotect resumed>) = 0 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] <... clone3 resumed> => {parent_tid=[6456]}, 88) = 6456 [pid 6449] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6447] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] <... mprotect resumed>) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6447] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6457 attached [pid 6456] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6455] <... mmap resumed>) = 0x7f9655edb000 [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6457] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6456] <... rseq resumed>) = 0 [pid 6455] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6450] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6448] <... clone3 resumed> => {parent_tid=[6457]}, 88) = 6457 ./strace-static-x86_64: Process 6458 attached [pid 6457] <... rseq resumed>) = 0 [pid 6456] set_robust_list(0x7f9655eda9a0, 24 [pid 6455] <... mprotect resumed>) = 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6447] <... clone3 resumed> => {parent_tid=[6458]}, 88) = 6458 [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6447] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] set_robust_list(0x7f9655eda9a0, 24 [pid 6456] <... set_robust_list resumed>) = 0 [pid 6455] <... 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6448] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6458] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6459 attached ) = 0 [pid 6457] <... set_robust_list resumed>) = 0 [pid 6456] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6450] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6447] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6460 attached [pid 6459] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6458] set_robust_list(0x7f9655eda9a0, 24 [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... clone3 resumed> => {parent_tid=[6459]}, 88) = 6459 [pid 6448] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] <... futex resumed>) = 0 [pid 6456] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] <... clone3 resumed> => {parent_tid=[6460]}, 88) = 6460 [pid 6447] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 6460] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] <... rseq resumed>) = 0 [pid 6457] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6455] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] set_robust_list(0x7f9655efb9a0, 24 [pid 6455] <... futex resumed>) = 0 [pid 6460] <... set_robust_list resumed>) = 0 [pid 6455] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6460] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6449] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] <... set_robust_list resumed>) = 0 [pid 6459] <... rseq resumed>) = 0 [pid 6460] <... futex resumed>) = 1 [pid 6455] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = 0 [pid 6460] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] set_robust_list(0x7f9655eda9a0, 24 [pid 6458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6455] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... set_robust_list resumed>) = 0 [pid 6449] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] rt_sigprocmask(SIG_SETMASK, [], [pid 6458] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6455] <... futex resumed>) = 0 [pid 6459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6460] dup(3) = 4 [pid 6460] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6455] <... futex resumed>) = 0 [pid 6460] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6455] <... futex resumed>) = 0 [pid 6460] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6457] <... madvise resumed>) = 0 [pid 6455] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6458] <... madvise resumed>) = 0 [pid 6456] <... madvise resumed>) = 0 [pid 6457] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = 1 [pid 6457] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... madvise resumed>) = 0 [pid 6456] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6456] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6458] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = 0 [pid 6459] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6458] <... futex resumed>) = 1 [pid 6447] <... futex resumed>) = 0 [pid 6458] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6455] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6460] <... mmap resumed>) = 0x20000000 [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6452] <... mmap resumed>) = 0x20000000 [pid 6451] <... mmap resumed>) = 0x20000000 [pid 6453] <... mmap resumed>) = 0x20000000 [pid 6460] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6454] <... mmap resumed>) = 0x20000000 [pid 6452] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] <... futex resumed>) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6454] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6452] <... futex resumed>) = 0 [pid 6451] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6461 attached [pid 6460] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6454] <... futex resumed>) = 0 [pid 6453] <... futex resumed>) = 0 [pid 6452] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] <... futex resumed>) = 0 [pid 6461] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6455] <... clone3 resumed> => {parent_tid=[6461]}, 88) = 6461 [pid 6454] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6453] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6449] exit_group(0 [pid 6450] exit_group(0 [pid 6448] exit_group(0 [pid 6447] exit_group(0 [pid 6461] <... rseq resumed>) = 0 [pid 6459] <... futex resumed>) = ? [pid 6457] <... futex resumed>) = ? [pid 6458] <... futex resumed>) = ? [pid 6456] <... futex resumed>) = ? [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 6454] <... futex resumed>) = ? [pid 6453] <... futex resumed>) = ? [pid 6452] <... futex resumed>) = ? [pid 6451] <... futex resumed>) = ? [pid 6450] <... exit_group resumed>) = ? [pid 6449] <... exit_group resumed>) = ? [pid 6448] <... exit_group resumed>) = ? [pid 6447] <... exit_group resumed>) = ? [pid 6461] set_robust_list(0x7f9655eda9a0, 24 [pid 6459] +++ exited with 0 +++ [pid 6458] +++ exited with 0 +++ [pid 6457] +++ exited with 0 +++ [pid 6456] +++ exited with 0 +++ [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] +++ exited with 0 +++ [pid 6453] +++ exited with 0 +++ [pid 6452] +++ exited with 0 +++ [pid 6451] +++ exited with 0 +++ [pid 6450] +++ exited with 0 +++ [pid 6449] +++ exited with 0 +++ [pid 6461] <... set_robust_list resumed>) = 0 [pid 6455] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6449, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6450, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6447] +++ exited with 0 +++ [pid 6448] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6447, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6461] <... madvise resumed>) = 0 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6461] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... restart_syscall resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6461] <... futex resumed>) = 1 [pid 6455] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6461] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] exit_group(0 [pid 5849] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... openat resumed>) = 3 [pid 6461] <... futex resumed>) = ? [pid 6460] <... futex resumed>) = ? [pid 6455] <... exit_group resumed>) = ? [pid 5852] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(3, "", [pid 6461] +++ exited with 0 +++ [pid 6460] +++ exited with 0 +++ [pid 5850] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5850] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(3, "", [pid 5848] getdents64(3, [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5850] newfstatat(3, "", [pid 5849] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5849] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5850] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5849] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./41/binderfs" [pid 5849] unlink("./41/binderfs" [pid 5848] unlink("./41/binderfs" [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5852] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5850] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] unlink("./41/binderfs") = 0 [pid 5849] close(3) = 0 [pid 5852] getdents64(3, [pid 5849] rmdir("./41" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5852] close(3) = 0 [pid 5852] rmdir("./41") = 0 [pid 5849] mkdir("./42", 0777 [pid 5850] getdents64(3, [pid 5848] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3 [pid 5848] close(3 [pid 5852] mkdir("./42", 0777 [pid 5850] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5850] rmdir("./41" [pid 5848] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] rmdir("./41" [pid 5850] mkdir("./42", 0777 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6463 attached ./strace-static-x86_64: Process 6462 attached [pid 5848] mkdir("./42", 0777 [pid 6463] set_robust_list(0x555564940760, 24) = 0 [pid 6463] chdir("./42" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6462 [pid 6463] <... chdir resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6463 [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6464 attached [pid 6462] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6464 [pid 6464] set_robust_list(0x555564940760, 24 [pid 6463] <... prctl resumed>) = 0 [pid 6462] <... set_robust_list resumed>) = 0 [pid 6464] <... set_robust_list resumed>) = 0 [pid 6463] setpgid(0, 0 [pid 6462] chdir("./42" [pid 6464] chdir("./42" [pid 6463] <... setpgid resumed>) = 0 [pid 6464] <... chdir resumed>) = 0 [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6462] <... chdir resumed>) = 0 [pid 6464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6463] <... openat resumed>) = 3 [pid 6462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... mkdir resumed>) = 0 [pid 6464] setpgid(0, 0 [pid 6462] <... prctl resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6464] <... setpgid resumed>) = 0 [pid 6462] setpgid(0, 0 [pid 6464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6463] write(3, "1000", 4 [pid 6462] <... setpgid resumed>) = 0 [pid 6463] <... write resumed>) = 4 [pid 6463] close(3./strace-static-x86_64: Process 6465 attached ) = 0 [pid 6463] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6463] write(1, "executing program\n", 18 [pid 6465] set_robust_list(0x555564940760, 24 [pid 6464] <... openat resumed>) = 3 [pid 6462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6465] <... set_robust_list resumed>) = 0 executing program [pid 6465] chdir("./42" [pid 6464] write(3, "1000", 4 [pid 6463] <... write resumed>) = 18 [pid 6462] <... openat resumed>) = 3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6465 [pid 6465] <... chdir resumed>) = 0 [pid 6464] <... write resumed>) = 4 [pid 6463] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] +++ exited with 0 +++ [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6464] close(3 [pid 6463] <... futex resumed>) = 0 [pid 6462] write(3, "1000", 4 [pid 6465] <... prctl resumed>) = 0 [pid 6464] <... close resumed>) = 0 [pid 6463] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6462] <... write resumed>) = 4 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6455, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6465] setpgid(0, 0 [pid 6462] close(3 [pid 6465] <... setpgid resumed>) = 0 [pid 6464] symlink("/dev/binderfs", "./binderfs" [pid 6463] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6462] <... close resumed>) = 0 [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6462] symlink("/dev/binderfs", "./binderfs" [pid 6465] <... openat resumed>) = 3 [pid 6464] <... symlink resumed>) = 0 [pid 6463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6462] <... symlink resumed>) = 0 [pid 6465] write(3, "1000", 4 [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6465] <... write resumed>) = 4 [pid 6464] write(1, "executing program\n", 18 [pid 6462] write(1, "executing program\n", 18executing program executing program [pid 6465] close(3 [pid 6463] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6464] <... write resumed>) = 18 [pid 6465] <... close resumed>) = 0 [pid 6465] symlink("/dev/binderfs", "./binderfs" [pid 6464] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... mprotect resumed>) = 0 [pid 6462] <... write resumed>) = 18 [pid 6465] <... symlink resumed>) = 0 [pid 6462] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = 0 executing program [pid 6465] write(1, "executing program\n", 18 [pid 6464] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6463] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6462] <... futex resumed>) = 0 [pid 5851] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6465] <... write resumed>) = 18 [pid 6464] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6463] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6462] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6465] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6466 attached [pid 6465] <... futex resumed>) = 0 [pid 6464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6462] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6466] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6465] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6463] <... clone3 resumed> => {parent_tid=[6466]}, 88) = 6466 [pid 6462] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6466] <... rseq resumed>) = 0 [pid 6465] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6464] <... mmap resumed>) = 0x7f9655edb000 [pid 6463] rt_sigprocmask(SIG_SETMASK, [], [pid 6462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6466] set_robust_list(0x7f9655efb9a0, 24 [pid 6465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6464] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6466] <... set_robust_list resumed>) = 0 [pid 6465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6464] <... mprotect resumed>) = 0 [pid 6463] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] newfstatat(3, "", [pid 6466] rt_sigprocmask(SIG_SETMASK, [], [pid 6465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6463] <... futex resumed>) = 0 [pid 6462] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6465] <... mmap resumed>) = 0x7f9655edb000 [pid 6464] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6463] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... mprotect resumed>) = 0 [pid 5851] getdents64(3, [pid 6466] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6464] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6465] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6464] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6467 attached [pid 6465] <... mprotect resumed>) = 0 [pid 6462] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6466] <... openat resumed>) = 3 [pid 6467] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6466] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6462] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6467] <... rseq resumed>) = 0 [pid 6466] <... futex resumed>) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6468 attached [pid 6467] set_robust_list(0x7f9655efb9a0, 24 [pid 6466] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6464] <... clone3 resumed> => {parent_tid=[6467]}, 88) = 6467 [pid 6463] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6468] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6467] <... set_robust_list resumed>) = 0 [pid 6466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6464] rt_sigprocmask(SIG_SETMASK, [], [pid 6463] <... futex resumed>) = 0 [pid 6462] <... clone3 resumed> => {parent_tid=[6468]}, 88) = 6468 ./strace-static-x86_64: Process 6469 attached [pid 6468] <... rseq resumed>) = 0 [pid 6467] rt_sigprocmask(SIG_SETMASK, [], [pid 6466] dup(3 [pid 6464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6463] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6469] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6468] set_robust_list(0x7f9655efb9a0, 24 [pid 6467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6466] <... dup resumed>) = 4 [pid 6465] <... clone3 resumed> => {parent_tid=[6469]}, 88) = 6469 [pid 6464] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] <... rseq resumed>) = 0 [pid 6468] <... set_robust_list resumed>) = 0 [pid 6467] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6466] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] rt_sigprocmask(SIG_SETMASK, [], [pid 6464] <... futex resumed>) = 0 [pid 6462] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] unlink("./40/binderfs" [pid 6469] set_robust_list(0x7f9655efb9a0, 24 [pid 6468] rt_sigprocmask(SIG_SETMASK, [], [pid 6467] <... openat resumed>) = 3 [pid 6466] <... futex resumed>) = 1 [pid 6465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6464] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] <... futex resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 6469] <... set_robust_list resumed>) = 0 [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] rt_sigprocmask(SIG_SETMASK, [], [pid 6468] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6467] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6463] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] getdents64(3, [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6468] <... openat resumed>) = 3 [pid 6467] <... futex resumed>) = 0 [pid 6466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] <... futex resumed>) = 0 [pid 6464] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6469] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6468] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] dup(3 [pid 6466] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6465] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] <... futex resumed>) = 0 [pid 6463] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] close(3 [pid 6469] <... openat resumed>) = 3 [pid 6468] <... futex resumed>) = 1 [pid 6467] <... dup resumed>) = 4 [pid 6464] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... futex resumed>) = 0 [pid 6469] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6467] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6462] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... close resumed>) = 0 [pid 6469] <... futex resumed>) = 1 [pid 6468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] <... futex resumed>) = 0 [pid 6464] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] <... futex resumed>) = 0 [pid 6464] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] dup(3 [pid 6465] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] <... dup resumed>) = 4 [pid 6469] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6469] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] <... futex resumed>) = 0 [pid 6469] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6468] dup(3 [pid 6467] <... futex resumed>) = 1 [pid 6465] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... futex resumed>) = 0 [pid 5851] rmdir("./40" [pid 6468] <... dup resumed>) = 4 [pid 6467] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6462] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] <... futex resumed>) = 0 [pid 6464] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=43000000} [pid 6468] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... rmdir resumed>) = 0 [pid 6462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6462] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... futex resumed>) = 0 [pid 6462] <... futex resumed>) = 0 [pid 6468] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5851] mkdir("./41", 0777 [pid 6462] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... mkdir resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6470 attached [pid 6470] set_robust_list(0x555564940760, 24 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6470 [pid 6470] <... set_robust_list resumed>) = 0 [pid 6470] chdir("./41") = 0 [pid 6470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6470] setpgid(0, 0) = 0 [pid 6470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6463] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6470] write(3, "1000", 4 [pid 6463] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... write resumed>) = 4 [pid 6463] <... futex resumed>) = 0 [pid 6464] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6464] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6463] <... mmap resumed>) = 0x7f9655eba000 [pid 6464] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6463] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6470] close(3 [pid 6463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6470] <... close resumed>) = 0 [pid 6464] <... mprotect resumed>) = 0 [pid 6463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6471 attached [pid 6470] symlink("/dev/binderfs", "./binderfs" [pid 6464] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6464] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6463] <... clone3 resumed> => {parent_tid=[6471]}, 88) = 6471 [pid 6465] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6463] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6472 attached [pid 6465] <... futex resumed>) = 0 [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6463] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6465] <... mmap resumed>) = 0x7f9655eba000 [pid 6464] <... clone3 resumed> => {parent_tid=[6472]}, 88) = 6472 [pid 6463] <... futex resumed>) = 0 [pid 6472] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6471] <... rseq resumed>) = 0 [pid 6465] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6464] rt_sigprocmask(SIG_SETMASK, [], [pid 6463] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6472] <... rseq resumed>) = 0 [pid 6471] set_robust_list(0x7f9655eda9a0, 24 [pid 6465] <... mprotect resumed>) = 0 [pid 6464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] set_robust_list(0x7f9655eda9a0, 24 [pid 6471] <... set_robust_list resumed>) = 0 executing program [pid 6465] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6464] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] <... set_robust_list resumed>) = 0 [pid 6471] rt_sigprocmask(SIG_SETMASK, [], [pid 6470] <... symlink resumed>) = 0 [pid 6462] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6470] write(1, "executing program\n", 18 [pid 6462] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... write resumed>) = 18 [pid 6462] <... futex resumed>) = 0 [pid 6472] rt_sigprocmask(SIG_SETMASK, [], [pid 6471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6470] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6464] <... futex resumed>) = 0 [pid 6462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6470] <... futex resumed>) = 0 [pid 6465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6464] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6462] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6473 attached [pid 6471] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6470] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6462] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6473] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6471] <... madvise resumed>) = 0 [pid 6470] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6465] <... clone3 resumed> => {parent_tid=[6473]}, 88) = 6473 [pid 6472] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6465] rt_sigprocmask(SIG_SETMASK, [], [pid 6470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6472] <... madvise resumed>) = 0 [pid 6470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6465] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6471] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6472] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6473] <... rseq resumed>) = 0 [pid 6470] <... mmap resumed>) = 0x7f9655edb000 [pid 6462] <... mprotect resumed>) = 0 [pid 6473] set_robust_list(0x7f9655eda9a0, 24 [pid 6470] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6462] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6473] <... set_robust_list resumed>) = 0 [pid 6473] rt_sigprocmask(SIG_SETMASK, [], [pid 6470] <... mprotect resumed>) = 0 [pid 6462] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6473] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6472] <... futex resumed>) = 1 [pid 6470] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6464] <... futex resumed>) = 0 [pid 6462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6474 attached [pid 6473] <... madvise resumed>) = 0 [pid 6472] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6474] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6462] <... clone3 resumed> => {parent_tid=[6474]}, 88) = 6474 ./strace-static-x86_64: Process 6475 attached [pid 6474] <... rseq resumed>) = 0 [pid 6462] rt_sigprocmask(SIG_SETMASK, [], [pid 6474] set_robust_list(0x7f9655eda9a0, 24 [pid 6473] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... clone3 resumed> => {parent_tid=[6475]}, 88) = 6475 [pid 6462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6475] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6474] <... set_robust_list resumed>) = 0 [pid 6473] <... futex resumed>) = 1 [pid 6470] rt_sigprocmask(SIG_SETMASK, [], [pid 6465] <... futex resumed>) = 0 [pid 6462] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... rseq resumed>) = 0 [pid 6474] rt_sigprocmask(SIG_SETMASK, [], [pid 6473] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6462] <... futex resumed>) = 0 [pid 6470] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6462] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6474] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6470] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6475] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6475] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6470] <... futex resumed>) = 0 [pid 6470] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] dup(3) = 4 [pid 6470] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6475] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6474] <... madvise resumed>) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6475] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6470] <... futex resumed>) = 0 [pid 6475] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6474] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] <... futex resumed>) = 1 [pid 6467] <... mmap resumed>) = 0x20000000 [pid 6462] <... futex resumed>) = 0 [pid 6474] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] <... mmap resumed>) = 0x20000000 [pid 6469] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6464] exit_group(0 [pid 6469] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = ? [pid 6469] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6468] <... mmap resumed>) = 0x20000000 [pid 6466] <... mmap resumed>) = 0x20000000 [pid 6464] <... exit_group resumed>) = ? [pid 6472] +++ exited with 0 +++ [pid 6468] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6467] +++ exited with 0 +++ [pid 6465] exit_group(0 [pid 6462] exit_group(0 [pid 6474] <... futex resumed>) = ? [pid 6473] <... futex resumed>) = ? [pid 6469] <... futex resumed>) = ? [pid 6468] <... futex resumed>) = ? [pid 6466] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... exit_group resumed>) = ? [pid 6464] +++ exited with 0 +++ [pid 6463] exit_group(0 [pid 6462] <... exit_group resumed>) = ? [pid 6474] +++ exited with 0 +++ [pid 6473] +++ exited with 0 +++ [pid 6471] <... futex resumed>) = ? [pid 6469] +++ exited with 0 +++ [pid 6468] +++ exited with 0 +++ [pid 6466] <... futex resumed>) = ? [pid 6465] +++ exited with 0 +++ [pid 6463] <... exit_group resumed>) = ? [pid 6462] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6464, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6471] +++ exited with 0 +++ [pid 6466] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6465, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6462, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6463] +++ exited with 0 +++ [pid 5850] <... openat resumed>) = 3 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6463, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5850] newfstatat(3, "", [pid 5849] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5849] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... openat resumed>) = 3 [pid 5850] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(3, "", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] unlink("./42/binderfs" [pid 5849] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6475] <... mmap resumed>) = 0x20000000 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] getdents64(3, [pid 5849] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5848] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6475] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6470] <... futex resumed>) = 0 [pid 5850] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6475] <... futex resumed>) = 1 [pid 6470] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... close resumed>) = 0 [pid 5848] unlink("./42/binderfs" [pid 5849] unlink("./42/binderfs" [pid 6475] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6470] <... futex resumed>) = 0 [pid 5850] rmdir("./42" [pid 6470] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5850] mkdir("./43", 0777 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] close(3 [pid 5848] close(3 [pid 6475] <... madvise resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... close resumed>) = 0 ./strace-static-x86_64: Process 6476 attached [pid 6475] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] rmdir("./42" [pid 5848] <... close resumed>) = 0 [pid 6475] <... futex resumed>) = 1 [pid 6470] <... futex resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6476 [pid 6475] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6470] exit_group(0 [pid 5852] newfstatat(3, "", [pid 5848] rmdir("./42" [pid 6475] <... futex resumed>) = ? [pid 6470] <... exit_group resumed>) = ? [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6476] set_robust_list(0x555564940760, 24 [pid 6475] +++ exited with 0 +++ [pid 5852] getdents64(3, [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6476] <... set_robust_list resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] mkdir("./43", 0777 [pid 5848] mkdir("./43", 0777 [pid 6476] chdir("./43" [pid 5852] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6476] <... chdir resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./42/binderfs", ./strace-static-x86_64: Process 6477 attached [pid 6476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6477] set_robust_list(0x555564940760, 24 [pid 5852] unlink("./42/binderfs" [pid 6477] <... set_robust_list resumed>) = 0 [pid 6476] <... prctl resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5852] getdents64(3, [pid 6477] chdir("./43" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6477] <... chdir resumed>) = 0 [pid 6476] setpgid(0, 0 [pid 5852] close(3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6477 [pid 6477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6476] <... setpgid resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 6477] <... prctl resumed>) = 0 [pid 6476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] rmdir("./42" [pid 6477] setpgid(0, 0 [pid 6476] <... openat resumed>) = 3 [pid 5852] <... rmdir resumed>) = 0 [pid 5852] mkdir("./43", 0777 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6478 [pid 6476] write(3, "1000", 4 [pid 5852] <... mkdir resumed>) = 0 [pid 6476] <... write resumed>) = 4 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6476] close(3./strace-static-x86_64: Process 6478 attached ) = 0 [pid 6478] set_robust_list(0x555564940760, 24 [pid 6477] <... setpgid resumed>) = 0 [pid 6476] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6479 attached [pid 6478] <... set_robust_list resumed>) = 0 [pid 6477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6476] <... symlink resumed>) = 0 [pid 6478] chdir("./43" [pid 6476] write(1, "executing program\n", 18 [pid 6477] <... openat resumed>) = 3 [pid 6478] <... chdir resumed>) = 0 [pid 6477] write(3, "1000", 4 [pid 6478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6477] <... write resumed>) = 4 executing program [pid 6477] close(3 [pid 6479] set_robust_list(0x555564940760, 24 [pid 6478] setpgid(0, 0 [pid 6476] <... write resumed>) = 18 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6479 [pid 6477] <... close resumed>) = 0 [pid 6479] <... set_robust_list resumed>) = 0 [pid 6478] <... setpgid resumed>) = 0 [pid 6477] symlink("/dev/binderfs", "./binderfs" [pid 6476] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] chdir("./43" [pid 6478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6477] <... symlink resumed>) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6479] <... chdir resumed>) = 0 executing program [pid 6477] write(1, "executing program\n", 18 [pid 6476] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6478] <... openat resumed>) = 3 [pid 6477] <... write resumed>) = 18 [pid 6476] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6478] write(3, "1000", 4 [pid 6477] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6478] <... write resumed>) = 4 [pid 6476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6478] close(3 [pid 6476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6478] <... close resumed>) = 0 [pid 6478] symlink("/dev/binderfs", "./binderfs" [pid 6476] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6478] <... symlink resumed>) = 0 [pid 6476] <... mprotect resumed>) = 0 [pid 6476] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6479] <... prctl resumed>) = 0 [pid 6478] write(1, "executing program\n", 18 [pid 6477] <... futex resumed>) = 0 [pid 6477] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6479] setpgid(0, 0 [pid 6478] <... write resumed>) = 18 [pid 6477] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6476] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6479] <... setpgid resumed>) = 0 [pid 6478] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6470] +++ exited with 0 +++ ./strace-static-x86_64: Process 6480 attached [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6478] <... futex resumed>) = 0 [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6470, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6478] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6480] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6478] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6477] <... mmap resumed>) = 0x7f9655edb000 [pid 6479] <... openat resumed>) = 3 [pid 6476] <... clone3 resumed> => {parent_tid=[6480]}, 88) = 6480 [pid 6480] <... rseq resumed>) = 0 [pid 6479] write(3, "1000", 4 [pid 6478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6477] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6476] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] set_robust_list(0x7f9655efb9a0, 24 [pid 6479] <... write resumed>) = 4 [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] <... set_robust_list resumed>) = 0 [pid 6479] close(3 [pid 6478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6477] <... mprotect resumed>) = 0 [pid 6476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] <... close resumed>) = 0 [pid 6478] <... mmap resumed>) = 0x7f9655edb000 [pid 6479] symlink("/dev/binderfs", "./binderfs" [pid 6480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6477] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6476] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6479] <... symlink resumed>) = 0 [pid 6478] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6477] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6480] <... openat resumed>) = 3 [pid 6479] write(1, "executing program\n", 18executing program [pid 6478] <... mprotect resumed>) = 0 [pid 6477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6476] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... write resumed>) = 18 ./strace-static-x86_64: Process 6481 attached [pid 6480] <... futex resumed>) = 0 [pid 6479] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6481] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6480] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] <... futex resumed>) = 0 [pid 6477] <... clone3 resumed> => {parent_tid=[6481]}, 88) = 6481 [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6477] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] dup(3 [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6480] <... dup resumed>) = 4 [pid 6477] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] <... rseq resumed>) = 0 [pid 6480] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6477] <... futex resumed>) = 0 [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6481] set_robust_list(0x7f9655efb9a0, 24 [pid 6480] <... futex resumed>) = 0 [pid 6479] <... rt_sigaction resumed>NULL, 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6477] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... set_robust_list resumed>) = 0 [pid 6480] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6481] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6478] <... clone3 resumed> => {parent_tid=[6482]}, 88) = 6482 [pid 6476] <... futex resumed>) = 0 [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6478] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6479] <... mmap resumed>) = 0x7f9655edb000 [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6481] <... openat resumed>) = 3 [pid 6479] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6478] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... mprotect resumed>) = 0 [pid 6478] <... futex resumed>) = 0 [pid 6481] <... futex resumed>) = 1 [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6478] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6482 attached [pid 6481] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6477] <... futex resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6477] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6483 attached [pid 6482] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5851] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6483] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6482] <... rseq resumed>) = 0 [pid 6481] <... futex resumed>) = 0 [pid 6477] <... futex resumed>) = 1 [pid 6483] <... rseq resumed>) = 0 [pid 6482] set_robust_list(0x7f9655efb9a0, 24 [pid 6481] dup(3 [pid 6479] <... clone3 resumed> => {parent_tid=[6483]}, 88) = 6483 [pid 6477] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... openat resumed>) = 3 [pid 6483] set_robust_list(0x7f9655efb9a0, 24 [pid 6482] <... set_robust_list resumed>) = 0 [pid 6481] <... dup resumed>) = 4 [pid 5851] newfstatat(3, "", [pid 6482] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] <... set_robust_list resumed>) = 0 [pid 6481] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6483] rt_sigprocmask(SIG_SETMASK, [], [pid 6482] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6481] <... futex resumed>) = 1 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6477] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 6483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6482] <... openat resumed>) = 3 [pid 6481] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6482] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 [pid 6477] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6483] <... openat resumed>) = 3 [pid 6482] <... futex resumed>) = 1 [pid 6481] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6479] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... futex resumed>) = 0 [pid 6477] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6483] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6478] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6483] <... futex resumed>) = 0 [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6483] dup(3 [pid 6482] dup(3 [pid 6479] <... futex resumed>) = 0 [pid 6478] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6483] <... dup resumed>) = 4 [pid 6482] <... dup resumed>) = 4 [pid 6479] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] unlink("./41/binderfs" [pid 6482] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6478] <... futex resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 6482] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6478] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] <... futex resumed>) = 1 [pid 6479] <... futex resumed>) = 0 [pid 6483] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6479] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 6479] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6482] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3) = 0 [pid 5851] rmdir("./41") = 0 [pid 5851] mkdir("./42", 0777) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6484 attached [pid 6476] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6484 [pid 6476] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6484] set_robust_list(0x555564940760, 24 [pid 6476] <... mmap resumed>) = 0x7f9655eba000 [pid 6484] <... set_robust_list resumed>) = 0 [pid 6484] chdir("./42" [pid 6476] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6477] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6484] <... chdir resumed>) = 0 executing program [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6484] setpgid(0, 0) = 0 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6484] write(3, "1000", 4) = 4 [pid 6484] close(3) = 0 [pid 6484] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6484] write(1, "executing program\n", 18) = 18 [pid 6484] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6484] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6477] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... mprotect resumed>) = 0 [pid 6477] <... futex resumed>) = 0 [pid 6476] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6476] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6484] <... mmap resumed>) = 0x7f9655edb000 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6478] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = 0 [pid 6478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6484] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6484] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6478] <... mmap resumed>) = 0x7f9655eba000 [pid 6477] <... mmap resumed>) = 0x7f9655eba000 [pid 6484] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6486 attached ./strace-static-x86_64: Process 6485 attached [pid 6478] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6477] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6484] <... clone3 resumed> => {parent_tid=[6485]}, 88) = 6485 [pid 6485] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6479] <... mmap resumed>) = 0x7f9655eba000 [pid 6484] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6484] <... futex resumed>) = 0 [pid 6479] <... mprotect resumed>) = 0 [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6484] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6479] <... rt_sigprocmask resumed>[], 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6485] <... rseq resumed>) = 0 [pid 6476] <... clone3 resumed> => {parent_tid=[6486]}, 88) = 6486 [pid 6477] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6487 attached [pid 6486] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6485] set_robust_list(0x7f9655efb9a0, 24 [pid 6479] <... clone3 resumed> => {parent_tid=[6487]}, 88) = 6487 [pid 6478] <... mprotect resumed>) = 0 [pid 6476] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] <... set_robust_list resumed>) = 0 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6485] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] <... rseq resumed>) = 0 [pid 6485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] <... futex resumed>) = 0 [pid 6478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6477] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6487] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6486] set_robust_list(0x7f9655eda9a0, 24 [pid 6485] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6479] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6476] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... rseq resumed>) = 0 [pid 6485] <... openat resumed>) = 3 [pid 6477] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6487] set_robust_list(0x7f9655eda9a0, 24 [pid 6486] <... set_robust_list resumed>) = 0 [pid 6485] futex(0x7f9655fcb3ec, 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6476] <... futex resumed>) = 0 [pid 6487] <... set_robust_list resumed>) = 0 [pid 6485] <... futex resumed>) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6476] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6487] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6489 attached ./strace-static-x86_64: Process 6488 attached [pid 6487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6486] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6484] <... futex resumed>) = 0 [pid 6489] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6488] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6487] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6485] dup(3 [pid 6484] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... clone3 resumed> => {parent_tid=[6489]}, 88) = 6489 [pid 6477] <... clone3 resumed> => {parent_tid=[6488]}, 88) = 6488 [pid 6489] <... rseq resumed>) = 0 [pid 6488] <... rseq resumed>) = 0 [pid 6486] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6478] rt_sigprocmask(SIG_SETMASK, [], [pid 6477] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] <... dup resumed>) = 4 [pid 6489] set_robust_list(0x7f9655eda9a0, 24 [pid 6488] set_robust_list(0x7f9655eda9a0, 24 [pid 6485] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... set_robust_list resumed>) = 0 [pid 6488] <... set_robust_list resumed>) = 0 [pid 6485] <... futex resumed>) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6489] rt_sigprocmask(SIG_SETMASK, [], [pid 6488] rt_sigprocmask(SIG_SETMASK, [], [pid 6484] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6485] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6484] <... futex resumed>) = 0 [pid 6489] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6477] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = 0 [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6488] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6486] <... madvise resumed>) = 0 [pid 6484] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... futex resumed>) = 0 [pid 6477] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6478] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6487] <... madvise resumed>) = 0 [pid 6486] <... futex resumed>) = 1 [pid 6476] <... futex resumed>) = 0 [pid 6489] <... madvise resumed>) = 0 [pid 6487] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6488] <... madvise resumed>) = 0 [pid 6487] <... futex resumed>) = 1 [pid 6487] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] <... futex resumed>) = 0 [pid 6488] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6477] <... futex resumed>) = 0 [pid 6488] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6489] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6478] <... futex resumed>) = 0 [pid 6489] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6484] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6484] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6484] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6490 attached [pid 6490] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6484] <... clone3 resumed> => {parent_tid=[6490]}, 88) = 6490 [pid 6490] <... rseq resumed>) = 0 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] set_robust_list(0x7f9655eda9a0, 24 [pid 6484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] <... set_robust_list resumed>) = 0 [pid 6490] rt_sigprocmask(SIG_SETMASK, [], [pid 6484] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6490] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6484] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] <... madvise resumed>) = 0 [pid 6490] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6490] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6485] <... mmap resumed>) = 0x20000000 [pid 6480] <... mmap resumed>) = 0x20000000 [pid 6482] <... mmap resumed>) = 0x20000000 [pid 6485] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] <... futex resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6478] exit_group(0 [pid 6489] <... futex resumed>) = ? [pid 6485] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6481] <... mmap resumed>) = 0x20000000 [pid 6480] <... futex resumed>) = 0 [pid 6478] <... exit_group resumed>) = ? [pid 6489] +++ exited with 0 +++ [pid 6484] exit_group(0 [pid 6483] <... mmap resumed>) = 0x20000000 [pid 6482] +++ exited with 0 +++ [pid 6480] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] <... futex resumed>) = ? [pid 6485] <... futex resumed>) = ? [pid 6484] <... exit_group resumed>) = ? [pid 6490] +++ exited with 0 +++ [pid 6485] +++ exited with 0 +++ [pid 6483] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] exit_group(0 [pid 6486] <... futex resumed>) = ? [pid 6483] <... futex resumed>) = 0 [pid 6481] <... futex resumed>) = 0 [pid 6476] <... exit_group resumed>) = ? [pid 6486] +++ exited with 0 +++ [pid 6481] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] <... futex resumed>) = ? [pid 6479] exit_group(0 [pid 6477] exit_group(0 [pid 6488] <... futex resumed>) = ? [pid 6487] <... futex resumed>) = ? [pid 6483] <... futex resumed>) = ? [pid 6481] <... futex resumed>) = ? [pid 6479] <... exit_group resumed>) = ? [pid 6477] <... exit_group resumed>) = ? [pid 6488] +++ exited with 0 +++ [pid 6487] +++ exited with 0 +++ [pid 6483] +++ exited with 0 +++ [pid 6481] +++ exited with 0 +++ [pid 6478] +++ exited with 0 +++ [pid 6480] +++ exited with 0 +++ [pid 6476] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6476, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6478, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5850] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6484] +++ exited with 0 +++ [pid 6479] +++ exited with 0 +++ [pid 5850] newfstatat(3, "", [pid 5849] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6479, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5850] getdents64(3, [pid 5849] newfstatat(3, "", [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5849] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] unlink("./43/binderfs" [pid 5849] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] unlink("./43/binderfs" [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5850] close(3 [pid 5849] getdents64(3, [pid 5850] <... close resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] rmdir("./43" [pid 5849] close(3 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... openat resumed>) = 3 [pid 5850] mkdir("./44", 0777 [pid 5849] rmdir("./43" [pid 5852] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] mkdir("./44", 0777 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... mkdir resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6492 attached ./strace-static-x86_64: Process 6491 attached ) = -1 EINVAL (Invalid argument) [pid 6491] set_robust_list(0x555564940760, 24 [pid 5852] getdents64(3, [pid 5851] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6491] <... set_robust_list resumed>) = 0 [pid 6491] chdir("./44" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./42/binderfs" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6491 [pid 6492] set_robust_list(0x555564940760, 24 [pid 6491] <... chdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... unlink resumed>) = 0 [pid 5851] getdents64(3, [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6491] <... prctl resumed>) = 0 [pid 5851] close(3 [pid 6492] <... set_robust_list resumed>) = 0 [pid 6491] setpgid(0, 0 [pid 5851] <... close resumed>) = 0 [pid 6492] chdir("./44" [pid 6491] <... setpgid resumed>) = 0 [pid 5852] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6492] <... chdir resumed>) = 0 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] rmdir("./42" [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6491] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6492 [pid 6492] <... prctl resumed>) = 0 [pid 6491] write(3, "1000", 4 [pid 5852] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5851] <... rmdir resumed>) = 0 [pid 6492] setpgid(0, 0 [pid 6491] <... write resumed>) = 4 [pid 6492] <... setpgid resumed>) = 0 [pid 6491] close(3 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] mkdir("./43", 0777 [pid 6492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6491] <... close resumed>) = 0 [pid 5852] unlink("./43/binderfs" [pid 6491] symlink("/dev/binderfs", "./binderfs" [pid 6492] <... openat resumed>) = 3 [pid 6491] <... symlink resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5852] getdents64(3, [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6492] write(3, "1000", 4 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6492] <... write resumed>) = 4 [pid 6492] close(3 [pid 6491] write(1, "executing program\n", 18 [pid 6492] <... close resumed>) = 0 [pid 6491] <... write resumed>) = 18 [pid 6492] symlink("/dev/binderfs", "./binderfs" [pid 6491] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program executing program [pid 5852] close(3./strace-static-x86_64: Process 6493 attached [pid 6492] <... symlink resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6493 [pid 5852] rmdir("./43" [pid 6493] set_robust_list(0x555564940760, 24 [pid 6492] write(1, "executing program\n", 18 [pid 6491] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6493] <... set_robust_list resumed>) = 0 [pid 6492] <... write resumed>) = 18 [pid 6491] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 6493] chdir("./43" [pid 6492] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6493] <... chdir resumed>) = 0 [pid 6492] <... futex resumed>) = 0 [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6492] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] mkdir("./44", 0777 [pid 6493] <... prctl resumed>) = 0 [pid 6492] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6491] <... mmap resumed>) = 0x7f9655edb000 [pid 6493] setpgid(0, 0 [pid 6492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6493] <... setpgid resumed>) = 0 [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6491] <... mprotect resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 6492] <... mmap resumed>) = 0x7f9655edb000 [pid 6493] <... openat resumed>) = 3 [pid 6492] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6494 attached [pid 6493] write(3, "1000", 4 [pid 6492] <... mprotect resumed>) = 0 [pid 6491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6494] set_robust_list(0x555564940760, 24 [pid 6493] <... write resumed>) = 4 [pid 6491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6494] <... set_robust_list resumed>) = 0 [pid 6493] close(3 [pid 6492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6494 [pid 6493] <... close resumed>) = 0 [pid 6494] chdir("./44" [pid 6493] symlink("/dev/binderfs", "./binderfs" [pid 6494] <... chdir resumed>) = 0 [pid 6493] <... symlink resumed>) = 0 [pid 6492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6494] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6495 attached [pid 6492] <... clone3 resumed> => {parent_tid=[6495]}, 88) = 6495 [pid 6495] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6493] write(1, "executing program\n", 18 [pid 6492] rt_sigprocmask(SIG_SETMASK, [], [pid 6495] <... rseq resumed>) = 0 [pid 6494] <... openat resumed>) = 3 [pid 6495] set_robust_list(0x7f9655efb9a0, 24 [pid 6494] write(3, "1000", 4 [pid 6495] <... set_robust_list resumed>) = 0 [pid 6494] <... write resumed>) = 4 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] close(3 [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6494] <... close resumed>) = 0 [pid 6495] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] symlink("/dev/binderfs", "./binderfs" [pid 6491] <... clone3 resumed> => {parent_tid=[6496]}, 88) = 6496 ./strace-static-x86_64: Process 6496 attached [pid 6491] rt_sigprocmask(SIG_SETMASK, [], executing program executing program [pid 6496] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6494] <... symlink resumed>) = 0 [pid 6493] <... write resumed>) = 18 [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6496] <... rseq resumed>) = 0 [pid 6494] write(1, "executing program\n", 18 [pid 6493] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] set_robust_list(0x7f9655efb9a0, 24 [pid 6495] <... futex resumed>) = 0 [pid 6494] <... write resumed>) = 18 [pid 6493] <... futex resumed>) = 0 [pid 6492] <... futex resumed>) = 1 [pid 6491] <... futex resumed>) = 0 [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6494] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6492] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] <... futex resumed>) = 0 [pid 6493] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6496] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6494] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6494] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6493] <... mmap resumed>) = 0x7f9655edb000 [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6493] <... mprotect resumed>) = 0 [pid 6494] <... mmap resumed>) = 0x7f9655edb000 [pid 6493] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6494] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6493] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6494] <... mprotect resumed>) = 0 [pid 6494] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6497 attached [], 8) = 0 [pid 6493] <... clone3 resumed> => {parent_tid=[6497]}, 88) = 6497 [pid 6497] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6493] rt_sigprocmask(SIG_SETMASK, [], [pid 6497] <... rseq resumed>) = 0 [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6498 attached [pid 6497] set_robust_list(0x7f9655efb9a0, 24 [pid 6498] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6494] <... clone3 resumed> => {parent_tid=[6498]}, 88) = 6498 [pid 6497] <... set_robust_list resumed>) = 0 [pid 6498] <... rseq resumed>) = 0 [pid 6494] rt_sigprocmask(SIG_SETMASK, [], [pid 6498] set_robust_list(0x7f9655efb9a0, 24 [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6498] <... set_robust_list resumed>) = 0 [pid 6494] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] <... futex resumed>) = 0 [pid 6497] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6498] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6497] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6493] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6495] <... openat resumed>) = 3 [pid 6498] <... openat resumed>) = 3 [pid 6477] +++ exited with 0 +++ [pid 6495] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... futex resumed>) = 1 [pid 6492] <... futex resumed>) = 0 [pid 6498] <... futex resumed>) = 1 [pid 6495] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6498] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] <... futex resumed>) = 0 [pid 6492] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6494] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = 0 [pid 6498] <... futex resumed>) = 0 [pid 6495] dup(3 [pid 6494] <... futex resumed>) = 1 [pid 6492] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6498] dup(3 [pid 6495] <... dup resumed>) = 4 [pid 6494] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6498] <... dup resumed>) = 4 [pid 6495] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... openat resumed>) = 3 [pid 6496] <... openat resumed>) = 3 [pid 6492] <... futex resumed>) = 0 [pid 6495] <... futex resumed>) = 1 [pid 6498] <... futex resumed>) = 1 [pid 6497] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6494] <... futex resumed>) = 0 [pid 6492] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6477, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6498] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6497] <... futex resumed>) = 1 [pid 6496] <... futex resumed>) = 1 [pid 6494] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = 0 [pid 6492] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6497] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] <... futex resumed>) = 0 [pid 6493] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6494] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 6498] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6497] dup(3 [pid 6496] dup(3 [pid 6493] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... dup resumed>) = 4 [pid 6496] <... dup resumed>) = 4 [pid 5848] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6497] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6497] <... futex resumed>) = 1 [pid 6496] <... futex resumed>) = 1 [pid 6493] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6497] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6493] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 3 [pid 6497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6493] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6497] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6496] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6493] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./43/binderfs") = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./43") = 0 [pid 5848] mkdir("./44", 0777) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6499 attached , child_tidptr=0x555564940750) = 6499 [pid 6499] set_robust_list(0x555564940760, 24) = 0 [pid 6499] chdir("./44") = 0 [pid 6499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6499] setpgid(0, 0) = 0 [pid 6499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6494] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6494] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6499] <... openat resumed>) = 3 [pid 6494] <... futex resumed>) = 0 [pid 6492] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] write(3, "1000", 4 [pid 6492] <... futex resumed>) = 0 [pid 6499] <... write resumed>) = 4 [pid 6494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6499] close(3 [pid 6494] <... mmap resumed>) = 0x7f9655eba000 [pid 6492] <... mmap resumed>) = 0x7f9655eba000 [pid 6499] <... close resumed>) = 0 [pid 6494] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6492] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6499] symlink("/dev/binderfs", "./binderfs" [pid 6492] <... mprotect resumed>) = 0 [pid 6492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6500 attached [pid 6491] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6491] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6491] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6493] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6491] <... mprotect resumed>) = 0 [pid 6494] <... mprotect resumed>) = 0 [pid 6493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6499] <... symlink resumed>) = 0 [pid 6493] <... mmap resumed>) = 0x7f9655eba000 [pid 6491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6494] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6500] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6493] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6492] <... clone3 resumed> => {parent_tid=[6500]}, 88) = 6500 [pid 6491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}executing program ./strace-static-x86_64: Process 6501 attached [pid 6500] <... rseq resumed>) = 0 [pid 6494] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6493] <... mprotect resumed>) = 0 [pid 6492] rt_sigprocmask(SIG_SETMASK, [], [pid 6500] set_robust_list(0x7f9655eda9a0, 24 [pid 6499] write(1, "executing program\n", 18 [pid 6494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] <... set_robust_list resumed>) = 0 [pid 6499] <... write resumed>) = 18 [pid 6501] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6500] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6492] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... clone3 resumed> => {parent_tid=[6501]}, 88) = 6501 ./strace-static-x86_64: Process 6502 attached [pid 6501] <... rseq resumed>) = 0 [pid 6500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6499] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] <... clone3 resumed> => {parent_tid=[6502]}, 88) = 6502 [pid 6493] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6502] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6501] set_robust_list(0x7f9655eda9a0, 24 [pid 6500] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6499] <... futex resumed>) = 0 [pid 6494] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6492] <... futex resumed>) = 0 [pid 6491] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6503 attached [pid 6502] <... rseq resumed>) = 0 [pid 6501] <... set_robust_list resumed>) = 0 [pid 6499] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6501] rt_sigprocmask(SIG_SETMASK, [], [pid 6499] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6493] <... clone3 resumed> => {parent_tid=[6503]}, 88) = 6503 [pid 6492] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] <... rseq resumed>) = 0 [pid 6502] set_robust_list(0x7f9655eda9a0, 24 [pid 6501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] <... madvise resumed>) = 0 [pid 6494] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] rt_sigprocmask(SIG_SETMASK, [], [pid 6491] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] set_robust_list(0x7f9655eda9a0, 24 [pid 6502] <... set_robust_list resumed>) = 0 [pid 6501] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6494] <... futex resumed>) = 0 [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] <... futex resumed>) = 0 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], [pid 6503] <... set_robust_list resumed>) = 0 [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6494] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6503] rt_sigprocmask(SIG_SETMASK, [], [pid 6500] <... futex resumed>) = 1 [pid 6499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6493] <... futex resumed>) = 0 [pid 6492] <... futex resumed>) = 0 [pid 6503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6500] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] <... mmap resumed>) = 0x7f9655edb000 [pid 6493] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6502] <... madvise resumed>) = 0 [pid 6499] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6501] <... madvise resumed>) = 0 [pid 6499] <... mprotect resumed>) = 0 [pid 6499] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6503] <... madvise resumed>) = 0 [pid 6499] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6504 attached => {parent_tid=[6504]}, 88) = 6504 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], [pid 6502] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6502] <... futex resumed>) = 1 [pid 6494] <... futex resumed>) = 0 [pid 6501] <... futex resumed>) = 1 [pid 6499] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... futex resumed>) = 0 [pid 6504] <... rseq resumed>) = 0 [pid 6503] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6501] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] <... futex resumed>) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6503] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6504] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6504] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6499] <... futex resumed>) = 0 [pid 6504] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6499] <... futex resumed>) = 0 [pid 6504] dup(3 [pid 6499] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... dup resumed>) = 4 [pid 6504] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6504] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] <... futex resumed>) = 0 [pid 6499] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... futex resumed>) = 0 [pid 6499] <... futex resumed>) = 1 [pid 6504] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6499] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... mmap resumed>) = 0x20000000 [pid 6496] <... mmap resumed>) = 0x20000000 [pid 6495] <... mmap resumed>) = 0x20000000 [pid 6498] <... mmap resumed>) = 0x20000000 [pid 6498] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6495] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6497] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] exit_group(0 [pid 6502] <... futex resumed>) = ? [pid 6498] <... futex resumed>) = ? [pid 6497] <... futex resumed>) = 0 [pid 6495] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] <... exit_group resumed>) = ? [pid 6502] +++ exited with 0 +++ [pid 6499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6498] +++ exited with 0 +++ [pid 6497] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] exit_group(0 [pid 6491] exit_group(0 [pid 6503] <... futex resumed>) = ? [pid 6501] <... futex resumed>) = ? [pid 6499] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... futex resumed>) = ? [pid 6496] <... futex resumed>) = ? [pid 6493] <... exit_group resumed>) = ? [pid 6492] exit_group(0 [pid 6491] <... exit_group resumed>) = ? [pid 6504] <... mmap resumed>) = 0x20000000 [pid 6501] +++ exited with 0 +++ [pid 6500] <... futex resumed>) = ? [pid 6499] <... futex resumed>) = 0 [pid 6497] +++ exited with 0 +++ [pid 6496] +++ exited with 0 +++ [pid 6495] <... futex resumed>) = ? [pid 6492] <... exit_group resumed>) = ? [pid 6499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6495] +++ exited with 0 +++ [pid 6500] +++ exited with 0 +++ [pid 6499] <... mmap resumed>) = 0x7f9655eba000 [pid 6494] +++ exited with 0 +++ [pid 6499] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6494, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6499] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6499] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6505 attached [pid 5852] <... restart_syscall resumed>) = 0 [pid 6499] <... clone3 resumed> => {parent_tid=[6505]}, 88) = 6505 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5852] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6499] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6499] <... futex resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6499] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 6505] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6505] <... rseq resumed>) = 0 [pid 5852] getdents64(3, [pid 6505] set_robust_list(0x7f9655eda9a0, 24 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6505] <... set_robust_list resumed>) = 0 [pid 5852] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6505] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] unlink("./44/binderfs" [pid 6505] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5852] <... unlink resumed>) = 0 [pid 6492] +++ exited with 0 +++ [pid 6504] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6504] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6504] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] close(3) = 0 [pid 5852] rmdir("./44") = 0 [pid 5852] mkdir("./45", 0777 [pid 6503] +++ exited with 0 +++ [pid 6493] +++ exited with 0 +++ [pid 6491] +++ exited with 0 +++ [pid 5852] <... mkdir resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6491, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6492, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6493, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6506 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6506 attached ) = 3 [pid 6506] set_robust_list(0x555564940760, 24 [pid 5851] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6506] <... set_robust_list resumed>) = 0 [pid 5849] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6506] chdir("./45" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6506] <... chdir resumed>) = 0 [pid 5849] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6506] <... prctl resumed>) = 0 [pid 6506] setpgid(0, 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] unlink("./44/binderfs" [pid 5851] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 6506] <... setpgid resumed>) = 0 [pid 6506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... unlink resumed>) = 0 [pid 6506] <... openat resumed>) = 3 [pid 5851] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5850] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] unlink("./43/binderfs" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6506] write(3, "1000", 4 [pid 5851] <... unlink resumed>) = 0 [pid 5849] close(3 [pid 6506] <... write resumed>) = 4 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] rmdir("./44" [pid 5850] unlink("./44/binderfs" [pid 6506] close(3) = 0 [pid 6506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5850] getdents64(3, executing program [pid 5849] mkdir("./45", 0777 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6506] write(1, "executing program\n", 18) = 18 [pid 6506] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6506] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5849] <... mkdir resumed>) = 0 [pid 5850] close(3 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6505] <... madvise resumed>) = 0 [pid 5851] getdents64(3, [pid 5850] <... close resumed>) = 0 [pid 6506] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6505] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] rmdir("./44" [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6505] <... futex resumed>) = 1 [pid 6499] <... futex resumed>) = 0 [pid 5851] close(3 [pid 6506] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6505] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] exit_group(0 [pid 5851] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6507 attached [pid 6506] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6505] <... futex resumed>) = ? [pid 6504] <... futex resumed>) = ? [pid 6499] <... exit_group resumed>) = ? [pid 5851] rmdir("./43" [pid 6505] +++ exited with 0 +++ [pid 6504] +++ exited with 0 +++ [pid 6506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6508 attached => {parent_tid=[6508]}, 88) = 6508 [pid 6508] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], [pid 6508] <... rseq resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6507 [pid 6508] set_robust_list(0x7f9655efb9a0, 24 [pid 6506] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... set_robust_list resumed>) = 0 [pid 6508] rt_sigprocmask(SIG_SETMASK, [], [pid 6506] <... futex resumed>) = 0 [pid 6508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6508] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] set_robust_list(0x555564940760, 24 [pid 6499] +++ exited with 0 +++ [pid 6506] <... futex resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] mkdir("./45", 0777 [pid 6508] <... futex resumed>) = 1 [pid 6507] <... set_robust_list resumed>) = 0 [pid 6506] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] mkdir("./44", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 6508] dup(3 [pid 6507] chdir("./45" [pid 6506] <... futex resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6499, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 6509 attached [pid 6508] <... dup resumed>) = 4 [pid 6507] <... chdir resumed>) = 0 [pid 6506] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6510 attached [pid 6509] set_robust_list(0x555564940760, 24 [pid 6508] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6508] <... futex resumed>) = 0 [pid 6507] <... prctl resumed>) = 0 [pid 6506] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6510 [pid 6510] set_robust_list(0x555564940760, 24 [pid 6509] <... set_robust_list resumed>) = 0 [pid 6508] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6507] setpgid(0, 0 [pid 6506] <... futex resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6509 [pid 6510] <... set_robust_list resumed>) = 0 [pid 6509] chdir("./45" [pid 6507] <... setpgid resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6510] chdir("./44" [pid 6509] <... chdir resumed>) = 0 [pid 6507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6506] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6510] <... chdir resumed>) = 0 [pid 6509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6507] <... openat resumed>) = 3 [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6509] <... prctl resumed>) = 0 [pid 6510] <... prctl resumed>) = 0 [pid 6509] setpgid(0, 0 [pid 6510] setpgid(0, 0 [pid 6509] <... setpgid resumed>) = 0 [pid 6510] <... setpgid resumed>) = 0 [pid 5848] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... openat resumed>) = 3 [pid 6509] <... openat resumed>) = 3 [pid 6509] write(3, "1000", 4 [pid 6510] <... openat resumed>) = 3 [pid 6509] <... write resumed>) = 4 [pid 6507] write(3, "1000", 4 [pid 5848] newfstatat(3, "", [pid 6510] write(3, "1000", 4 [pid 6509] close(3 [pid 6510] <... write resumed>) = 4 [pid 6509] <... close resumed>) = 0 [pid 6507] <... write resumed>) = 4 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6510] close(3 [pid 6509] symlink("/dev/binderfs", "./binderfs" [pid 6510] <... close resumed>) = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6509] <... symlink resumed>) = 0 [pid 5848] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6510] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6510] <... symlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./44/binderfs" [pid 6507] close(3 [pid 5848] <... unlink resumed>) = 0 [pid 6507] <... close resumed>) = 0 [pid 6507] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5848] getdents64(3, [pid 6507] write(1, "executing program\n", 18executing program ) = 18 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6507] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(3 [pid 6507] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6507] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] rmdir("./44" [pid 6507] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... rmdir resumed>) = 0 executing program executing program [pid 6507] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] mkdir("./45", 0777 [pid 6510] write(1, "executing program\n", 18 [pid 6509] write(1, "executing program\n", 18 [pid 6507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6510] <... write resumed>) = 18 [pid 6509] <... write resumed>) = 18 [pid 6510] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6510] <... futex resumed>) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6510] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6509] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6510] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6509] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6507] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6509] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6509] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6511 attached [pid 6510] <... mmap resumed>) = 0x7f9655edb000 [pid 6509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6507] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6510] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6509] <... mmap resumed>) = 0x7f9655edb000 [pid 6507] <... mprotect resumed>) = 0 [pid 6511] set_robust_list(0x555564940760, 24 [pid 6510] <... mprotect resumed>) = 0 [pid 6509] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6507] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6511 [pid 6511] <... set_robust_list resumed>) = 0 [pid 6510] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6509] <... mprotect resumed>) = 0 [pid 6507] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6511] chdir("./45" [pid 6510] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6509] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6511] <... chdir resumed>) = 0 [pid 6510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6509] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6508] <... mmap resumed>) = 0x20000000 [pid 6506] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6513 attached ./strace-static-x86_64: Process 6512 attached [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6506] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6514 attached [pid 6513] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6511] <... prctl resumed>) = 0 [pid 6510] <... clone3 resumed> => {parent_tid=[6513]}, 88) = 6513 [pid 6507] <... clone3 resumed> => {parent_tid=[6512]}, 88) = 6512 [pid 6506] <... futex resumed>) = 0 [pid 6513] <... rseq resumed>) = 0 [pid 6512] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6511] setpgid(0, 0 [pid 6510] rt_sigprocmask(SIG_SETMASK, [], [pid 6509] <... clone3 resumed> => {parent_tid=[6514]}, 88) = 6514 [pid 6514] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6508] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] rt_sigprocmask(SIG_SETMASK, [], [pid 6506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6514] <... rseq resumed>) = 0 [pid 6513] set_robust_list(0x7f9655efb9a0, 24 [pid 6512] <... rseq resumed>) = 0 [pid 6511] <... setpgid resumed>) = 0 [pid 6510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6509] rt_sigprocmask(SIG_SETMASK, [], [pid 6508] <... futex resumed>) = 0 [pid 6507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] <... mmap resumed>) = 0x7f9655eba000 [pid 6514] set_robust_list(0x7f9655efb9a0, 24 [pid 6512] set_robust_list(0x7f9655efb9a0, 24 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6510] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6508] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6507] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6514] <... set_robust_list resumed>) = 0 [pid 6513] <... set_robust_list resumed>) = 0 [pid 6512] <... set_robust_list resumed>) = 0 [pid 6511] <... openat resumed>) = 3 [pid 6510] <... futex resumed>) = 0 [pid 6509] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] <... futex resumed>) = 0 [pid 6506] <... mprotect resumed>) = 0 [pid 6514] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] rt_sigprocmask(SIG_SETMASK, [], [pid 6512] rt_sigprocmask(SIG_SETMASK, [], [pid 6511] write(3, "1000", 4 [pid 6510] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6509] <... futex resumed>) = 0 [pid 6507] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6511] <... write resumed>) = 4 [pid 6509] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6514] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6513] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6512] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6511] close(3 [pid 6506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6515 attached [pid 6512] <... openat resumed>) = 3 [pid 6515] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6512] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... clone3 resumed> => {parent_tid=[6515]}, 88) = 6515 [pid 6515] <... rseq resumed>) = 0 [pid 6512] <... futex resumed>) = 1 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], [pid 6515] set_robust_list(0x7f9655eda9a0, 24 [pid 6514] <... openat resumed>) = 3 [pid 6513] <... openat resumed>) = 3 [pid 6512] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] <... close resumed>) = 0 [pid 6507] <... futex resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6515] <... set_robust_list resumed>) = 0 [pid 6514] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] symlink("/dev/binderfs", "./binderfs" [pid 6507] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] rt_sigprocmask(SIG_SETMASK, [], [pid 6514] <... futex resumed>) = 1 [pid 6513] <... futex resumed>) = 1 [pid 6512] <... futex resumed>) = 0 [pid 6511] <... symlink resumed>) = 0 [pid 6510] <... futex resumed>) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6507] <... futex resumed>) = 1 [pid 6506] <... futex resumed>) = 0 [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6514] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6513] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] dup(3 [pid 6511] write(1, "executing program\n", 18 [pid 6510] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6512] <... dup resumed>) = 4 [pid 6511] <... write resumed>) = 18 [pid 6510] <... futex resumed>) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6515] <... madvise resumed>) = 0 [pid 6514] dup(3 [pid 6513] dup(3 [pid 6512] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6509] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6514] <... dup resumed>) = 4 [pid 6513] <... dup resumed>) = 4 [pid 6512] <... futex resumed>) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6507] <... futex resumed>) = 0 [pid 6514] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6513] <... futex resumed>) = 0 [pid 6511] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6511] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6513] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6514] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6511] <... mmap resumed>) = 0x7f9655edb000 [pid 6510] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6510] <... futex resumed>) = 1 [pid 6509] <... futex resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 6511] <... mprotect resumed>) = 0 [pid 6510] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6509] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6515] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6507] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6507] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6516 attached [pid 6512] <... futex resumed>) = 0 [pid 6515] <... futex resumed>) = 1 [pid 6507] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6515] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6511] <... clone3 resumed> => {parent_tid=[6516]}, 88) = 6516 [pid 6506] <... futex resumed>) = 0 [pid 6506] exit_group(0 [pid 6515] <... futex resumed>) = ? [pid 6506] <... exit_group resumed>) = ? [pid 6515] +++ exited with 0 +++ [pid 6508] <... futex resumed>) = ? [pid 6511] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] <... rseq resumed>) = 0 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] set_robust_list(0x7f9655efb9a0, 24 [pid 6511] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... set_robust_list resumed>) = 0 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], [pid 6511] <... futex resumed>) = 0 [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6511] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6510] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6509] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6510] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6509] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... futex resumed>) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6516] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6516] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... futex resumed>) = 0 [pid 6516] dup(3 [pid 6511] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] +++ exited with 0 +++ [pid 6506] +++ exited with 0 +++ [pid 6516] <... dup resumed>) = 4 [pid 6516] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6506, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6516] <... futex resumed>) = 1 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6511] <... futex resumed>) = 0 [pid 6516] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5852] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6514] <... mmap resumed>) = 0x20000000 [pid 6509] <... mmap resumed>) = 0x7f9655eba000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6509] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6509] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6513] <... mmap resumed>) = 0x20000000 [pid 6510] <... mmap resumed>) = 0x7f9655eba000 [pid 6509] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6510] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6517 attached [pid 6510] <... mprotect resumed>) = 0 [pid 6510] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6509] <... clone3 resumed> => {parent_tid=[6517]}, 88) = 6517 [pid 6507] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6517] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6513] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6509] rt_sigprocmask(SIG_SETMASK, [], [pid 6507] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6517] <... rseq resumed>) = 0 [pid 6514] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = 0 [pid 6510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6507] <... futex resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 6514] <... futex resumed>) = 0 [pid 6513] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6518 attached [pid 6514] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] <... mmap resumed>) = 0x20000000 [pid 6509] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] <... mmap resumed>) = 0x7f9655eba000 [pid 5852] newfstatat(3, "", [pid 6509] <... futex resumed>) = 0 [pid 6507] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6509] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] <... mprotect resumed>) = 0 [pid 6507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[6519]}, 88) = 6519 ./strace-static-x86_64: Process 6519 attached [pid 6517] set_robust_list(0x7f9655eda9a0, 24 [pid 6510] <... clone3 resumed> => {parent_tid=[6518]}, 88) = 6518 [pid 6507] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6518] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6517] <... set_robust_list resumed>) = 0 [pid 6512] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] rt_sigprocmask(SIG_SETMASK, [], [pid 6507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6519] <... rseq resumed>) = 0 [pid 6518] <... rseq resumed>) = 0 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], [pid 6512] <... futex resumed>) = 0 [pid 6510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6507] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] set_robust_list(0x7f9655eda9a0, 24 [pid 6518] set_robust_list(0x7f9655eda9a0, 24 [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6512] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6510] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] <... futex resumed>) = 0 [pid 5852] getdents64(3, [pid 6519] <... set_robust_list resumed>) = 0 [pid 6518] <... set_robust_list resumed>) = 0 [pid 6517] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6510] <... futex resumed>) = 0 [pid 6507] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6519] rt_sigprocmask(SIG_SETMASK, [], [pid 6518] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] <... mmap resumed>) = 0x20000000 [pid 6511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6510] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] <... madvise resumed>) = 0 [pid 6516] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6519] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6518] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6516] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6519] <... madvise resumed>) = 0 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6511] <... mmap resumed>) = 0x7f9655eba000 [pid 6516] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5852] unlink("./45/binderfs" [pid 6511] <... mprotect resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] getdents64(3, [pid 6511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5852] close(3./strace-static-x86_64: Process 6520 attached [pid 6511] <... clone3 resumed> => {parent_tid=[6520]}, 88) = 6520 [pid 5852] <... close resumed>) = 0 [pid 6520] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] rmdir("./45" [pid 6520] <... rseq resumed>) = 0 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6520] set_robust_list(0x7f9655eda9a0, 24 [pid 6518] <... madvise resumed>) = 0 [pid 6519] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... rmdir resumed>) = 0 [pid 6520] <... set_robust_list resumed>) = 0 [pid 6519] <... futex resumed>) = 1 [pid 6518] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6509] <... futex resumed>) = 0 [pid 6507] <... futex resumed>) = 0 [pid 6520] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6518] <... futex resumed>) = 1 [pid 6517] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6510] <... futex resumed>) = 0 [pid 6509] exit_group(0 [pid 6507] exit_group(0 [pid 5852] mkdir("./46", 0777 [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] <... futex resumed>) = ? [pid 6518] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] <... futex resumed>) = ? [pid 6514] <... futex resumed>) = ? [pid 6512] <... futex resumed>) = ? [pid 6510] exit_group(0 [pid 6509] <... exit_group resumed>) = ? [pid 6507] <... exit_group resumed>) = ? [pid 6520] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6519] +++ exited with 0 +++ [pid 6518] <... futex resumed>) = ? [pid 6517] +++ exited with 0 +++ [pid 6514] +++ exited with 0 +++ [pid 6513] <... futex resumed>) = ? [pid 6512] +++ exited with 0 +++ [pid 6510] <... exit_group resumed>) = ? [pid 5852] <... mkdir resumed>) = 0 [pid 6520] <... madvise resumed>) = 0 [pid 6513] +++ exited with 0 +++ [pid 6509] +++ exited with 0 +++ [pid 6507] +++ exited with 0 +++ [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6509, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 6521 attached [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6521 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6507, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6521] set_robust_list(0x555564940760, 24 [pid 5849] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6521] <... set_robust_list resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6521] chdir("./46" [pid 5849] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6521] <... chdir resumed>) = 0 [pid 6521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6518] +++ exited with 0 +++ [pid 6510] +++ exited with 0 +++ [pid 5849] newfstatat(3, "", [pid 6521] <... prctl resumed>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6510, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6521] setpgid(0, 0 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6521] <... setpgid resumed>) = 0 [pid 6520] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] getdents64(3, [pid 6520] <... futex resumed>) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... restart_syscall resumed>) = 0 [pid 6520] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] exit_group(0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6521] <... openat resumed>) = 3 [pid 6520] <... futex resumed>) = ? [pid 6516] <... futex resumed>) = ? [pid 6511] <... exit_group resumed>) = ? [pid 5849] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6521] write(3, "1000", 4 [pid 6520] +++ exited with 0 +++ [pid 6516] +++ exited with 0 +++ [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6521] <... write resumed>) = 4 [pid 5849] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6521] close(3 [pid 5850] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6521] <... close resumed>) = 0 [pid 5851] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./45/binderfs" [pid 6521] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... unlink resumed>) = 0 [pid 6521] <... symlink resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... openat resumed>) = 3 [pid 5849] getdents64(3, executing program [pid 6521] write(1, "executing program\n", 18 [pid 5851] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6521] <... write resumed>) = 18 [pid 5851] newfstatat(3, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] close(3 [pid 6521] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5849] <... close resumed>) = 0 [pid 6521] <... futex resumed>) = 0 [pid 5851] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] rmdir("./45" [pid 6521] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... rmdir resumed>) = 0 [pid 6521] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6521] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] mkdir("./46", 0777 [pid 6521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5850] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] unlink("./44/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6521] <... mmap resumed>) = 0x7f9655edb000 [pid 5850] unlink("./45/binderfs" [pid 6521] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5851] getdents64(3, [pid 6521] <... mprotect resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6521] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] getdents64(3, [pid 5851] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6521] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] rmdir("./44" [pid 5850] close(3./strace-static-x86_64: Process 6522 attached [pid 6522] set_robust_list(0x555564940760, 24 [pid 6521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... rmdir resumed>) = 0 [pid 6522] <... set_robust_list resumed>) = 0 [pid 5851] mkdir("./45", 0777 [pid 5850] <... close resumed>) = 0 ./strace-static-x86_64: Process 6523 attached [pid 6522] chdir("./46" [pid 6521] <... clone3 resumed> => {parent_tid=[6523]}, 88) = 6523 [pid 5850] rmdir("./45" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6522 [pid 6523] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6522] <... chdir resumed>) = 0 [pid 6521] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6523] <... rseq resumed>) = 0 [pid 6522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6523] set_robust_list(0x7f9655efb9a0, 24 [pid 6522] <... prctl resumed>) = 0 [pid 6521] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] mkdir("./46", 0777 [pid 6521] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6524 attached [pid 6523] <... set_robust_list resumed>) = 0 [pid 6522] setpgid(0, 0 [pid 6521] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6524 [pid 6524] set_robust_list(0x555564940760, 24 [pid 6523] rt_sigprocmask(SIG_SETMASK, [], [pid 6522] <... setpgid resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6524] <... set_robust_list resumed>) = 0 [pid 6522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6524] chdir("./45" [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6524] <... chdir resumed>) = 0 [pid 6523] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6522] <... openat resumed>) = 3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6525 attached [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6522] write(3, "1000", 4 [pid 6525] set_robust_list(0x555564940760, 24 [pid 6524] <... prctl resumed>) = 0 [pid 6522] <... write resumed>) = 4 [pid 6522] close(3 [pid 6524] setpgid(0, 0) = 0 [pid 6522] <... close resumed>) = 0 [pid 6525] <... set_robust_list resumed>) = 0 [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6525] chdir("./46" [pid 6522] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6525 [pid 6524] <... openat resumed>) = 3 [pid 6525] <... chdir resumed>) = 0 [pid 6522] <... symlink resumed>) = 0 executing program [pid 6524] write(3, "1000", 4 [pid 6525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6522] write(1, "executing program\n", 18) = 18 [pid 6525] <... prctl resumed>) = 0 [pid 6524] <... write resumed>) = 4 [pid 6523] <... openat resumed>) = 3 [pid 6511] +++ exited with 0 +++ [pid 6525] setpgid(0, 0 [pid 6524] close(3 [pid 6523] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... setpgid resumed>) = 0 [pid 6524] <... close resumed>) = 0 [pid 6523] <... futex resumed>) = 1 [pid 6522] <... futex resumed>) = 0 [pid 6521] <... futex resumed>) = 0 [pid 6524] symlink("/dev/binderfs", "./binderfs" [pid 6523] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6522] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6521] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6511, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6521] <... futex resumed>) = 0 [pid 6525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6522] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6521] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6523] dup(3 [pid 5848] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6523] <... dup resumed>) = 4 [pid 6524] <... symlink resumed>) = 0 [pid 6522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6525] <... openat resumed>) = 3 [pid 6524] write(1, "executing program\n", 18 [pid 6523] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6525] write(3, "1000", 4) = 4 [pid 6525] close(3 [pid 6524] <... write resumed>) = 18 [pid 6523] <... futex resumed>) = 1 [pid 6522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6521] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6525] <... close resumed>) = 0 [pid 6524] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6522] <... mmap resumed>) = 0x7f9655edb000 [pid 6521] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(3, "", [pid 6525] symlink("/dev/binderfs", "./binderfs" [pid 6524] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6522] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6521] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6524] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6523] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6522] <... mprotect resumed>) = 0 [pid 6521] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6525] <... symlink resumed>) = 0 [pid 6524] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6525] write(1, "executing program\n", 18 [pid 6524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6525] <... write resumed>) = 18 [pid 6524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6522] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6525] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... mmap resumed>) = 0x7f9655edb000 [pid 6522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6526 attached [pid 6525] <... futex resumed>) = 0 [pid 6524] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6526] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6525] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6526] <... rseq resumed>) = 0 [pid 6525] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6524] <... mprotect resumed>) = 0 [pid 6522] <... clone3 resumed> => {parent_tid=[6526]}, 88) = 6526 [pid 5848] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6526] set_robust_list(0x7f9655efb9a0, 24 [pid 6525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6524] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6522] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6526] <... set_robust_list resumed>) = 0 [pid 6525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] unlink("./45/binderfs" [pid 6525] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6524] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6522] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... unlink resumed>) = 0 [pid 6524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6526] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] <... mprotect resumed>) = 0 [pid 6522] <... futex resumed>) = 0 [pid 5848] getdents64(3, ./strace-static-x86_64: Process 6527 attached [pid 6526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6526] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5848] close(3 [pid 6527] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6526] <... openat resumed>) = 3 [pid 6525] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6524] <... clone3 resumed> => {parent_tid=[6527]}, 88) = 6527 [pid 6522] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... close resumed>) = 0 [pid 6527] <... rseq resumed>) = 0 [pid 6526] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6524] rt_sigprocmask(SIG_SETMASK, [], [pid 6522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] rmdir("./45"./strace-static-x86_64: Process 6528 attached [pid 6527] set_robust_list(0x7f9655efb9a0, 24 [pid 6526] <... futex resumed>) = 0 [pid 6524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... set_robust_list resumed>) = 0 [pid 6524] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... futex resumed>) = 0 [pid 6528] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6527] rt_sigprocmask(SIG_SETMASK, [], [pid 6526] dup(3 [pid 6525] <... clone3 resumed> => {parent_tid=[6528]}, 88) = 6528 [pid 6524] <... futex resumed>) = 0 [pid 6522] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... rmdir resumed>) = 0 [pid 6528] <... rseq resumed>) = 0 [pid 6527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6526] <... dup resumed>) = 4 [pid 6525] rt_sigprocmask(SIG_SETMASK, [], [pid 6524] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./46", 0777 [pid 6528] set_robust_list(0x7f9655efb9a0, 24 [pid 6527] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6526] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6528] <... set_robust_list resumed>) = 0 [pid 6527] <... openat resumed>) = 3 [pid 6526] <... futex resumed>) = 1 [pid 6525] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... futex resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6528] rt_sigprocmask(SIG_SETMASK, [], [pid 6527] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6525] <... futex resumed>) = 0 [pid 6522] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] <... futex resumed>) = 1 [pid 6526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6525] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... futex resumed>) = 0 [pid 6522] <... futex resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6529 attached [pid 6528] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6527] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6526] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6524] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] <... openat resumed>) = 3 [pid 6527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] dup(3 [pid 6524] <... futex resumed>) = 0 [pid 6527] <... dup resumed>) = 4 [pid 6524] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] set_robust_list(0x555564940760, 24 [pid 6528] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6529 [pid 6528] <... futex resumed>) = 1 [pid 6524] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 6525] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... futex resumed>) = 1 [pid 6527] <... futex resumed>) = 0 [pid 6525] <... futex resumed>) = 0 [pid 6527] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6524] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] <... set_robust_list resumed>) = 0 [pid 6528] dup(3 [pid 6525] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] chdir("./46" [pid 6528] <... dup resumed>) = 4 [pid 6529] <... chdir resumed>) = 0 [pid 6528] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6528] <... futex resumed>) = 1 [pid 6529] <... prctl resumed>) = 0 [pid 6528] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] setpgid(0, 0) = 0 [pid 6529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6529] write(3, "1000", 4 [pid 6525] <... futex resumed>) = 0 [pid 6521] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6529] <... write resumed>) = 4 [pid 6525] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] close(3 [pid 6521] <... futex resumed>) = 0 [pid 6521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6529] <... close resumed>) = 0 [pid 6525] <... futex resumed>) = 1 [pid 6525] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... mmap resumed>) = 0x7f9655eba000 [pid 6521] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6528] <... futex resumed>) = 0 [pid 6529] symlink("/dev/binderfs", "./binderfs" [pid 6528] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6521] <... mprotect resumed>) = 0 [pid 6529] <... symlink resumed>) = 0 [pid 6521] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6529] write(1, "executing program\n", 18executing program ) = 18 [pid 6529] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6529] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6529] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6529] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6529] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6530 attached => {parent_tid=[6530]}, 88) = 6530 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6530] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6529] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... rseq resumed>) = 0 [pid 6529] <... futex resumed>) = 0 [pid 6530] set_robust_list(0x7f9655efb9a0, 24 [pid 6529] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6530] <... set_robust_list resumed>) = 0 [pid 6530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6530] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6530] <... openat resumed>) = 3 [pid 6530] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6529] <... futex resumed>) = 0 [pid 6530] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6531 attached ) = 0 [pid 6521] <... clone3 resumed> => {parent_tid=[6531]}, 88) = 6531 [pid 6529] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] rt_sigprocmask(SIG_SETMASK, [], [pid 6531] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6531] <... rseq resumed>) = 0 [pid 6530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] set_robust_list(0x7f9655eda9a0, 24 [pid 6530] dup(3 [pid 6531] <... set_robust_list resumed>) = 0 [pid 6530] <... dup resumed>) = 4 [pid 6521] <... futex resumed>) = 0 [pid 6531] rt_sigprocmask(SIG_SETMASK, [], [pid 6530] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6531] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6530] <... futex resumed>) = 1 [pid 6529] <... futex resumed>) = 0 [pid 6522] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... futex resumed>) = 0 [pid 6529] <... futex resumed>) = 0 [pid 6529] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6524] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6524] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... mmap resumed>) = 0x7f9655eba000 [pid 6524] <... futex resumed>) = 0 [pid 6524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6522] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6525] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6525] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] <... mprotect resumed>) = 0 [pid 6525] <... futex resumed>) = 0 [pid 6531] <... madvise resumed>) = 0 [pid 6525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6522] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6525] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6524] <... mmap resumed>) = 0x7f9655eba000 [pid 6522] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6525] <... mprotect resumed>) = 0 [pid 6524] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6531] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... mprotect resumed>) = 0 [pid 6531] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6524] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6522] <... clone3 resumed> => {parent_tid=[6532]}, 88) = 6532 ./strace-static-x86_64: Process 6532 attached [pid 6525] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6524] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6522] rt_sigprocmask(SIG_SETMASK, [], [pid 6521] <... futex resumed>) = 0 [pid 6532] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6525] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6533 attached [pid 6532] set_robust_list(0x7f9655eda9a0, 24 [pid 6525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6522] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6534 attached [pid 6533] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6532] <... set_robust_list resumed>) = 0 [pid 6524] <... clone3 resumed> => {parent_tid=[6533]}, 88) = 6533 [pid 6522] <... futex resumed>) = 0 [pid 6524] rt_sigprocmask(SIG_SETMASK, [], [pid 6532] rt_sigprocmask(SIG_SETMASK, [], [pid 6524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6525] <... clone3 resumed> => {parent_tid=[6534]}, 88) = 6534 [pid 6534] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6524] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... rseq resumed>) = 0 [pid 6525] rt_sigprocmask(SIG_SETMASK, [], [pid 6534] set_robust_list(0x7f9655eda9a0, 24 [pid 6532] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6524] <... futex resumed>) = 0 [pid 6534] <... set_robust_list resumed>) = 0 [pid 6525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] <... rseq resumed>) = 0 [pid 6534] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] <... futex resumed>) = 0 [pid 6525] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6529] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6529] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6533] <... madvise resumed>) = 0 [pid 6529] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6535 attached => {parent_tid=[6535]}, 88) = 6535 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], [pid 6535] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6533] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6535] <... rseq resumed>) = 0 [pid 6533] <... futex resumed>) = 1 [pid 6532] <... madvise resumed>) = 0 [pid 6529] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... futex resumed>) = 0 [pid 6535] set_robust_list(0x7f9655eda9a0, 24 [pid 6534] <... madvise resumed>) = 0 [pid 6533] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] <... futex resumed>) = 0 [pid 6535] <... set_robust_list resumed>) = 0 [pid 6534] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6535] rt_sigprocmask(SIG_SETMASK, [], [pid 6534] <... futex resumed>) = 1 [pid 6532] <... futex resumed>) = 1 [pid 6525] <... futex resumed>) = 0 [pid 6522] <... futex resumed>) = 0 [pid 6535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6529] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6535] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6534] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6532] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6535] <... madvise resumed>) = 0 [pid 6535] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6535] <... futex resumed>) = 1 [pid 6535] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... mmap resumed>) = 0x20000000 [pid 6527] <... mmap resumed>) = 0x20000000 [pid 6526] <... mmap resumed>) = 0x20000000 [pid 6527] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6526] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6526] <... futex resumed>) = 0 [pid 6528] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... mmap resumed>) = 0x20000000 [pid 6530] <... mmap resumed>) = 0x20000000 [pid 6528] <... futex resumed>) = 0 [pid 6526] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6525] exit_group(0 [pid 6524] exit_group(0 [pid 6523] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] exit_group(0 [pid 6534] <... futex resumed>) = ? [pid 6533] <... futex resumed>) = ? [pid 6532] <... futex resumed>) = ? [pid 6530] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = ? [pid 6525] <... exit_group resumed>) = ? [pid 6524] <... exit_group resumed>) = ? [pid 6523] <... futex resumed>) = 0 [pid 6522] <... exit_group resumed>) = ? [pid 6526] <... futex resumed>) = ? [pid 6534] +++ exited with 0 +++ [pid 6533] +++ exited with 0 +++ [pid 6532] +++ exited with 0 +++ [pid 6530] <... futex resumed>) = 0 [pid 6528] +++ exited with 0 +++ [pid 6527] +++ exited with 0 +++ [pid 6521] exit_group(0 [pid 6529] exit_group(0 [pid 6521] <... exit_group resumed>) = ? [pid 6535] <... futex resumed>) = ? [pid 6531] <... futex resumed>) = ? [pid 6529] <... exit_group resumed>) = ? [pid 6535] +++ exited with 0 +++ [pid 6531] +++ exited with 0 +++ [pid 6524] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6524, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6525] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6525, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5851] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6526] +++ exited with 0 +++ [pid 6522] +++ exited with 0 +++ [pid 5851] <... openat resumed>) = 3 [pid 5850] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] newfstatat(3, "", [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6522, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... openat resumed>) = 3 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(3, "", [pid 5851] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5851] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5850] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6523] +++ exited with 0 +++ [pid 6521] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6521, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5851] unlink("./45/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... unlink resumed>) = 0 [pid 5850] unlink("./46/binderfs" [pid 5849] <... restart_syscall resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... restart_syscall resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] getdents64(3, [pid 5850] getdents64(3, [pid 5849] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5852] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] close(3 [pid 5850] close(3 [pid 5849] newfstatat(3, "", [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] rmdir("./45" [pid 5850] rmdir("./46" [pid 5849] getdents64(3, [pid 5852] <... openat resumed>) = 3 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] newfstatat(3, "", [pid 5849] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] getdents64(3, [pid 5849] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] mkdir("./46", 0777 [pid 5850] mkdir("./47", 0777 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] unlink("./46/binderfs" [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... unlink resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5849] getdents64(3, [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] unlink("./46/binderfs" [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] close(3 [pid 5852] <... unlink resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... close resumed>) = 0 ./strace-static-x86_64: Process 6536 attached [pid 5852] getdents64(3, [pid 5849] rmdir("./46" [pid 6536] set_robust_list(0x555564940760, 24 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6536] <... set_robust_list resumed>) = 0 [pid 5852] close(3 [pid 5849] mkdir("./47", 0777./strace-static-x86_64: Process 6537 attached [pid 6536] chdir("./46" [pid 5852] <... close resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5852] rmdir("./46" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6536 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6537] set_robust_list(0x555564940760, 24 [pid 6536] <... chdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6537 ./strace-static-x86_64: Process 6538 attached [pid 6537] <... set_robust_list resumed>) = 0 [pid 6536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5852] mkdir("./47", 0777 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6538 [pid 6538] set_robust_list(0x555564940760, 24 [pid 6537] chdir("./47" [pid 6536] setpgid(0, 0 [pid 5852] <... mkdir resumed>) = 0 [pid 6538] <... set_robust_list resumed>) = 0 [pid 6536] <... setpgid resumed>) = 0 [pid 6536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6539 attached [pid 6536] <... openat resumed>) = 3 [pid 6536] write(3, "1000", 4) = 4 [pid 6536] close(3) = 0 [pid 6539] set_robust_list(0x555564940760, 24 [pid 6536] symlink("/dev/binderfs", "./binderfs" [pid 6539] <... set_robust_list resumed>) = 0 [pid 6536] <... symlink resumed>) = 0 [pid 6539] chdir("./47" [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6539 [pid 6536] write(1, "executing program\n", 18 [pid 6539] <... chdir resumed>) = 0 [pid 6538] chdir("./47" [pid 6537] <... chdir resumed>) = 0 [pid 6538] <... chdir resumed>) = 0 [pid 6537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] <... prctl resumed>) = 0 [pid 6538] <... prctl resumed>) = 0 executing program [pid 6539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6538] setpgid(0, 0 [pid 6537] setpgid(0, 0 [pid 6536] <... write resumed>) = 18 [pid 6539] <... prctl resumed>) = 0 [pid 6538] <... setpgid resumed>) = 0 [pid 6537] <... setpgid resumed>) = 0 [pid 6536] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] setpgid(0, 0 [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6536] <... futex resumed>) = 0 [pid 6539] <... setpgid resumed>) = 0 [pid 6538] <... openat resumed>) = 3 [pid 6537] <... openat resumed>) = 3 [pid 6536] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6538] write(3, "1000", 4 [pid 6537] write(3, "1000", 4 [pid 6536] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6538] <... write resumed>) = 4 [pid 6537] <... write resumed>) = 4 [pid 6538] close(3 [pid 6537] close(3 [pid 6538] <... close resumed>) = 0 [pid 6539] <... openat resumed>) = 3 [pid 6537] <... close resumed>) = 0 [pid 6536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6530] +++ exited with 0 +++ [pid 6538] symlink("/dev/binderfs", "./binderfs" [pid 6529] +++ exited with 0 +++ [pid 6539] write(3, "1000", 4 [pid 6537] symlink("/dev/binderfs", "./binderfs" [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6529, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6539] <... write resumed>) = 4 [pid 6538] <... symlink resumed>) = 0 [pid 6537] <... symlink resumed>) = 0 [pid 6536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6539] close(3 [pid 6538] write(1, "executing program\n", 18 [pid 6537] write(1, "executing program\n", 18executing program [pid 6536] <... mmap resumed>) = 0x7f9655edb000 [pid 6539] <... close resumed>) = 0 [pid 6538] <... write resumed>) = 18 [pid 6537] <... write resumed>) = 18 [pid 6536] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6538] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... futex resumed>) = 0 [pid 6537] <... futex resumed>) = 0 [pid 6538] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6537] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6538] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6537] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6538] <... mmap resumed>) = 0x7f9655edb000 [pid 6537] <... mmap resumed>) = 0x7f9655edb000 [pid 6537] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6538] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6537] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6538] <... mprotect resumed>) = 0 [pid 6537] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6540 attached [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6540] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6539] symlink("/dev/binderfs", "./binderfs" [pid 6536] <... mprotect resumed>) = 0 [pid 5848] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6540] <... rseq resumed>) = 0 [pid 6538] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6537] <... clone3 resumed> => {parent_tid=[6540]}, 88) = 6540 [pid 6540] set_robust_list(0x7f9655efb9a0, 24 [pid 6539] <... symlink resumed>) = 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6537] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6541 attached [pid 6540] <... set_robust_list resumed>) = 0 [pid 6537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6536] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6541] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6540] rt_sigprocmask(SIG_SETMASK, [], [pid 6539] write(1, "executing program\n", 18 [pid 6537] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5848] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6536] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6541] <... rseq resumed>) = 0 [pid 6540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6539] <... write resumed>) = 18 [pid 6538] <... clone3 resumed> => {parent_tid=[6541]}, 88) = 6541 [pid 6537] <... futex resumed>) = 0 [pid 6536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] <... openat resumed>) = 3 [pid 6541] set_robust_list(0x7f9655efb9a0, 24 [pid 6540] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6537] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6542 attached [pid 6541] <... set_robust_list resumed>) = 0 [pid 6540] <... openat resumed>) = 3 [pid 6539] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] newfstatat(3, "", [pid 6542] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6541] rt_sigprocmask(SIG_SETMASK, [], [pid 6540] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... futex resumed>) = 0 [pid 6538] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... clone3 resumed> => {parent_tid=[6542]}, 88) = 6542 [pid 6542] <... rseq resumed>) = 0 [pid 6541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6540] <... futex resumed>) = 1 [pid 6539] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6538] <... futex resumed>) = 0 [pid 6537] <... futex resumed>) = 0 [pid 6536] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6542] set_robust_list(0x7f9655efb9a0, 24 [pid 6541] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6540] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6539] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6538] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6542] <... set_robust_list resumed>) = 0 [pid 6541] <... openat resumed>) = 3 [pid 6540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6537] <... futex resumed>) = 0 [pid 6536] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(3, [pid 6542] rt_sigprocmask(SIG_SETMASK, [], [pid 6541] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] dup(3 [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6537] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6536] <... futex resumed>) = 0 [pid 6542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6541] <... futex resumed>) = 1 [pid 6540] <... dup resumed>) = 4 [pid 6539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6538] <... futex resumed>) = 0 [pid 6536] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6542] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6541] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6542] <... openat resumed>) = 3 [pid 6541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] <... futex resumed>) = 1 [pid 6539] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6538] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6542] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] dup(3 [pid 6540] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6539] <... mprotect resumed>) = 0 [pid 6542] <... futex resumed>) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6537] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6542] dup(3 [pid 6541] <... dup resumed>) = 4 [pid 6540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] <... futex resumed>) = 0 [pid 6536] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... dup resumed>) = 4 [pid 6541] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6539] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6537] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6542] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] <... futex resumed>) = 0 [pid 6539] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6538] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 0 [pid 5848] unlink("./46/binderfs" [pid 6542] <... futex resumed>) = 0 [pid 6541] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6538] <... futex resumed>) = 0 [pid 6536] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... unlink resumed>) = 0 [pid 6538] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6543 attached [pid 6542] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] getdents64(3, [pid 6543] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6543] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] <... clone3 resumed> => {parent_tid=[6543]}, 88) = 6543 [pid 6536] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6542] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6539] rt_sigprocmask(SIG_SETMASK, [], [pid 6536] <... futex resumed>) = 0 [pid 5848] close(3 [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... close resumed>) = 0 [pid 6539] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] rt_sigprocmask(SIG_SETMASK, [], [pid 6539] <... futex resumed>) = 0 [pid 6543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6543] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6543] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] rmdir("./46") = 0 [pid 6539] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6543] <... futex resumed>) = 0 [pid 6543] dup(3) = 4 [pid 6543] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6539] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./47", 0777 [pid 6539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6539] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... mkdir resumed>) = 0 [pid 6539] <... futex resumed>) = 1 [pid 6543] <... futex resumed>) = 0 [pid 6539] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6543] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6544 ./strace-static-x86_64: Process 6544 attached [pid 6544] set_robust_list(0x555564940760, 24) = 0 [pid 6544] chdir("./47" [pid 6537] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6537] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6537] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6544] <... chdir resumed>) = 0 [pid 6537] <... mprotect resumed>) = 0 [pid 6544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6544] <... prctl resumed>) = 0 [pid 6537] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6544] setpgid(0, 0 [pid 6537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6545 attached [pid 6544] <... setpgid resumed>) = 0 [pid 6544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6537] <... clone3 resumed> => {parent_tid=[6545]}, 88) = 6545 [pid 6544] <... openat resumed>) = 3 [pid 6537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6545] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6537] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] <... rseq resumed>) = 0 [pid 6544] write(3, "1000", 4 [pid 6537] <... futex resumed>) = 0 [pid 6545] set_robust_list(0x7f9655eda9a0, 24 [pid 6544] <... write resumed>) = 4 [pid 6538] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6537] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] <... set_robust_list resumed>) = 0 [pid 6544] close(3 [pid 6538] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] rt_sigprocmask(SIG_SETMASK, [], [pid 6544] <... close resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6544] symlink("/dev/binderfs", "./binderfs" [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6545] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6544] <... symlink resumed>) = 0 [pid 6538] <... mmap resumed>) = 0x7f9655eba000 executing program [pid 6544] write(1, "executing program\n", 18 [pid 6538] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6544] <... write resumed>) = 18 [pid 6544] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] <... mprotect resumed>) = 0 [pid 6544] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6544] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6538] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6546 attached [pid 6545] <... madvise resumed>) = 0 [pid 6544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6538] <... clone3 resumed> => {parent_tid=[6546]}, 88) = 6546 [pid 6538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6538] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6536] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6546] <... rseq resumed>) = 0 [pid 6544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6546] set_robust_list(0x7f9655eda9a0, 24 [pid 6544] <... mmap resumed>) = 0x7f9655edb000 [pid 6546] <... set_robust_list resumed>) = 0 [pid 6544] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6546] rt_sigprocmask(SIG_SETMASK, [], [pid 6544] <... mprotect resumed>) = 0 [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6545] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6536] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6545] <... futex resumed>) = 1 [pid 6544] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6537] <... futex resumed>) = 0 [pid 6545] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6536] <... futex resumed>) = 0 [pid 6536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6544] <... clone3 resumed> => {parent_tid=[6547]}, 88) = 6547 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6536] <... mmap resumed>) = 0x7f9655eba000 [pid 6536] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6544] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6536] <... mprotect resumed>) = 0 [pid 6544] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6547 attached [pid 6539] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6536] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6539] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6547] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6539] <... futex resumed>) = 0 [pid 6536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6547] <... rseq resumed>) = 0 [pid 6539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6548 attached [pid 6547] set_robust_list(0x7f9655efb9a0, 24 [pid 6546] <... madvise resumed>) = 0 [pid 6539] <... mmap resumed>) = 0x7f9655eba000 [pid 6548] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6547] <... set_robust_list resumed>) = 0 [pid 6539] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6548] <... rseq resumed>) = 0 [pid 6547] rt_sigprocmask(SIG_SETMASK, [], [pid 6548] set_robust_list(0x7f9655eda9a0, 24 [pid 6539] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] <... set_robust_list resumed>) = 0 [pid 6539] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6547] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6548] rt_sigprocmask(SIG_SETMASK, [], [pid 6539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6546] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6549 attached ) = 1 [pid 6547] <... openat resumed>) = 3 [pid 6539] <... clone3 resumed> => {parent_tid=[6549]}, 88) = 6549 [pid 6549] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6539] rt_sigprocmask(SIG_SETMASK, [], [pid 6549] <... rseq resumed>) = 0 [pid 6547] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... clone3 resumed> => {parent_tid=[6548]}, 88) = 6548 [pid 6546] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] set_robust_list(0x7f9655eda9a0, 24 [pid 6547] <... futex resumed>) = 1 [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6536] rt_sigprocmask(SIG_SETMASK, [], [pid 6544] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6544] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] dup(3 [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6549] <... set_robust_list resumed>) = 0 [pid 6547] <... dup resumed>) = 4 [pid 6549] rt_sigprocmask(SIG_SETMASK, [], [pid 6539] <... futex resumed>) = 0 [pid 6536] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6547] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6536] <... futex resumed>) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6549] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6548] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6547] <... futex resumed>) = 1 [pid 6544] <... futex resumed>) = 0 [pid 6536] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6544] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6548] <... madvise resumed>) = 0 [pid 6549] <... madvise resumed>) = 0 [pid 6548] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6548] <... futex resumed>) = 1 [pid 6539] <... futex resumed>) = 0 [pid 6536] <... futex resumed>) = 0 [pid 6549] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6548] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6544] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6544] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6544] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6550 attached => {parent_tid=[6550]}, 88) = 6550 [pid 6550] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6547] <... mmap resumed>) = 0x20000000 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], [pid 6543] <... mmap resumed>) = 0x20000000 [pid 6542] <... mmap resumed>) = 0x20000000 [pid 6541] <... mmap resumed>) = 0x20000000 [pid 6540] <... mmap resumed>) = 0x20000000 [pid 6550] set_robust_list(0x7f9655eda9a0, 24 [pid 6547] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6543] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] exit_group(0 [pid 6547] <... futex resumed>) = 0 [pid 6544] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 6539] <... exit_group resumed>) = ? [pid 6549] <... futex resumed>) = ? [pid 6547] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... futex resumed>) = 0 [pid 6550] <... set_robust_list resumed>) = 0 [pid 6549] +++ exited with 0 +++ [pid 6544] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6542] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] rt_sigprocmask(SIG_SETMASK, [], [pid 6542] <... futex resumed>) = 0 [pid 6540] <... futex resumed>) = 0 [pid 6538] exit_group(0 [pid 6537] exit_group(0 [pid 6536] exit_group(0 [pid 6550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] <... futex resumed>) = ? [pid 6546] <... futex resumed>) = ? [pid 6545] <... futex resumed>) = ? [pid 6538] <... exit_group resumed>) = ? [pid 6537] <... exit_group resumed>) = ? [pid 6536] <... exit_group resumed>) = ? [pid 6550] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6548] +++ exited with 0 +++ [pid 6546] +++ exited with 0 +++ [pid 6545] +++ exited with 0 +++ [pid 6542] +++ exited with 0 +++ [pid 6541] +++ exited with 0 +++ [pid 6540] +++ exited with 0 +++ [pid 6543] +++ exited with 0 +++ [pid 6539] +++ exited with 0 +++ [pid 6538] +++ exited with 0 +++ [pid 6536] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6539, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5852] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6537] +++ exited with 0 +++ [pid 5852] unlink("./47/binderfs" [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6536, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5852] <... unlink resumed>) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6537, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6550] <... madvise resumed>) = 0 [pid 5852] getdents64(3, [pid 5849] <... restart_syscall resumed>) = 0 [pid 5851] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6550] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6550] <... futex resumed>) = 1 [pid 5852] close(3 [pid 6550] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... futex resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] rmdir("./47" [pid 6544] exit_group(0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6550] <... futex resumed>) = ? [pid 6547] <... futex resumed>) = ? [pid 6544] <... exit_group resumed>) = ? [pid 6550] +++ exited with 0 +++ [pid 6547] +++ exited with 0 +++ [pid 5851] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] mkdir("./48", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] newfstatat(3, "", [pid 5849] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6551 attached [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... openat resumed>) = 3 [pid 6551] set_robust_list(0x555564940760, 24 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6551 [pid 5851] getdents64(3, [pid 5849] newfstatat(3, "", [pid 5850] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5850] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6551] <... set_robust_list resumed>) = 0 [pid 5851] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... openat resumed>) = 3 [pid 5849] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6551] chdir("./48" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] newfstatat(3, "", [pid 5851] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6551] <... chdir resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] getdents64(3, [pid 5849] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./46/binderfs" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] unlink("./47/binderfs" [pid 5851] <... unlink resumed>) = 0 [pid 5850] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5850] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] close(3 [pid 5851] getdents64(3, [pid 5850] unlink("./47/binderfs" [pid 5849] <... close resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] rmdir("./47" [pid 5851] close(3 [pid 5849] <... rmdir resumed>) = 0 [pid 6551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 6551] <... prctl resumed>) = 0 [pid 6551] setpgid(0, 0 [pid 5851] rmdir("./46" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6551] <... setpgid resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] close(3 [pid 5849] mkdir("./48", 0777 [pid 6551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./47" [pid 5849] <... mkdir resumed>) = 0 [pid 5851] mkdir("./47", 0777 [pid 5850] <... rmdir resumed>) = 0 [pid 6551] <... openat resumed>) = 3 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] mkdir("./48", 0777 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6552 attached [pid 6551] write(3, "1000", 4 [pid 5850] <... mkdir resumed>) = 0 executing program [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6551] <... write resumed>) = 4 [pid 6552] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 6553 attached ) = 0 [pid 6551] close(3 [pid 6552] chdir("./48" [pid 6553] set_robust_list(0x555564940760, 24 [pid 6552] <... chdir resumed>) = 0 [pid 6551] <... close resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6553] <... set_robust_list resumed>) = 0 [pid 6552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6551] symlink("/dev/binderfs", "./binderfs" [pid 6544] +++ exited with 0 +++ [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6553 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6552 [pid 6553] chdir("./47" [pid 6552] <... prctl resumed>) = 0 [pid 6552] setpgid(0, 0 [pid 6551] <... symlink resumed>) = 0 [pid 6552] <... setpgid resumed>) = 0 [pid 6551] write(1, "executing program\n", 18 [pid 6553] <... chdir resumed>) = 0 [pid 6552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6544, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6551] <... write resumed>) = 18 ./strace-static-x86_64: Process 6554 attached [pid 6553] <... prctl resumed>) = 0 [pid 6552] <... openat resumed>) = 3 [pid 6554] set_robust_list(0x555564940760, 24 [pid 6553] setpgid(0, 0 [pid 6551] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6554] <... set_robust_list resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6554 [pid 6551] <... futex resumed>) = 0 [pid 6554] chdir("./48" [pid 6553] <... setpgid resumed>) = 0 [pid 6552] write(3, "1000", 4 [pid 6554] <... chdir resumed>) = 0 [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6551] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6552] <... write resumed>) = 4 [pid 6551] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6554] <... prctl resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6554] setpgid(0, 0 [pid 6552] close(3 [pid 6551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6554] <... setpgid resumed>) = 0 [pid 6552] <... close resumed>) = 0 [pid 6551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... openat resumed>) = 3 [pid 6554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6553] <... openat resumed>) = 3 [pid 6553] write(3, "1000", 4) = 4 [pid 6553] close(3) = 0 [pid 6553] symlink("/dev/binderfs", "./binderfs" [pid 6554] <... openat resumed>) = 3 [pid 6553] <... symlink resumed>) = 0 executing program [pid 6552] symlink("/dev/binderfs", "./binderfs" [pid 6551] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] newfstatat(3, "", [pid 6554] write(3, "1000", 4 [pid 6553] write(1, "executing program\n", 18) = 18 [pid 6552] <... symlink resumed>) = 0 [pid 6554] <... write resumed>) = 4 [pid 6553] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 6553] <... futex resumed>) = 0 [pid 6554] close(3 [pid 6553] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] getdents64(3, [pid 6554] <... close resumed>) = 0 [pid 6553] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6551] <... mprotect resumed>) = 0 [pid 6554] symlink("/dev/binderfs", "./binderfs" [pid 6553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6552] write(1, "executing program\n", 18 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./47/binderfs", [pid 6553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6554] <... symlink resumed>) = 0 [pid 6553] <... mmap resumed>) = 0x7f9655edb000 [pid 6552] <... write resumed>) = 18 [pid 6553] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6551] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6553] <... mprotect resumed>) = 0 executing program [pid 6554] write(1, "executing program\n", 18 [pid 6553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6552] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] unlink("./47/binderfs" [pid 6554] <... write resumed>) = 18 [pid 6552] <... futex resumed>) = 0 [pid 6551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6553] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6556 attached ./strace-static-x86_64: Process 6555 attached [pid 6554] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6555] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6554] <... futex resumed>) = 0 [pid 6553] <... clone3 resumed> => {parent_tid=[6556]}, 88) = 6556 [pid 6552] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... unlink resumed>) = 0 [pid 6554] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6552] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6551] <... clone3 resumed> => {parent_tid=[6555]}, 88) = 6555 [pid 6554] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6551] rt_sigprocmask(SIG_SETMASK, [], [pid 6554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] getdents64(3, [pid 6556] <... rseq resumed>) = 0 [pid 6555] <... rseq resumed>) = 0 [pid 6554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6551] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] set_robust_list(0x7f9655efb9a0, 24 [pid 6555] set_robust_list(0x7f9655efb9a0, 24 [pid 6554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6556] <... set_robust_list resumed>) = 0 [pid 6555] <... set_robust_list resumed>) = 0 [pid 6554] <... mmap resumed>) = 0x7f9655edb000 [pid 6553] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... mmap resumed>) = 0x7f9655edb000 [pid 6551] <... futex resumed>) = 0 [pid 5848] close(3 [pid 6556] rt_sigprocmask(SIG_SETMASK, [], [pid 6555] rt_sigprocmask(SIG_SETMASK, [], [pid 6553] <... futex resumed>) = 0 [pid 6556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6556] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6555] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6554] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6552] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6551] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... close resumed>) = 0 [pid 6556] <... openat resumed>) = 3 [pid 6555] <... openat resumed>) = 3 [pid 6554] <... mprotect resumed>) = 0 [pid 6552] <... mprotect resumed>) = 0 [pid 5848] rmdir("./47" [pid 6556] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 1 [pid 6555] <... futex resumed>) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6551] <... futex resumed>) = 0 [pid 6556] dup(3 [pid 6555] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6553] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6556] <... dup resumed>) = 4 [pid 6555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6553] <... futex resumed>) = 0 [pid 6552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6551] <... futex resumed>) = 0 [pid 6556] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] dup(3 [pid 6554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6553] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mkdir("./48", 0777 [pid 6556] <... futex resumed>) = 0 [pid 6555] <... dup resumed>) = 4 [pid 6553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6551] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6556] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6555] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6558 attached [pid 6556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6555] <... futex resumed>) = 0 [pid 6553] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6557 attached [pid 6558] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6556] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6555] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... mkdir resumed>) = 0 [pid 6557] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6558] <... rseq resumed>) = 0 [pid 6554] <... clone3 resumed> => {parent_tid=[6557]}, 88) = 6557 [pid 6552] <... clone3 resumed> => {parent_tid=[6558]}, 88) = 6558 [pid 6558] set_robust_list(0x7f9655efb9a0, 24 [pid 6557] <... rseq resumed>) = 0 [pid 6558] <... set_robust_list resumed>) = 0 [pid 6557] set_robust_list(0x7f9655efb9a0, 24 [pid 6558] rt_sigprocmask(SIG_SETMASK, [], [pid 6557] <... set_robust_list resumed>) = 0 [pid 6558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] rt_sigprocmask(SIG_SETMASK, [], [pid 6555] <... futex resumed>) = 0 [pid 6552] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] <... futex resumed>) = 1 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6555] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6557] rt_sigprocmask(SIG_SETMASK, [], [pid 6558] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6557] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6559 attached [pid 6559] set_robust_list(0x555564940760, 24 [pid 6554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6559 [pid 6559] <... set_robust_list resumed>) = 0 [pid 6554] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] chdir("./48" [pid 6557] <... futex resumed>) = 0 [pid 6554] <... futex resumed>) = 1 [pid 6552] <... futex resumed>) = 1 [pid 6559] <... chdir resumed>) = 0 [pid 6557] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6558] <... futex resumed>) = 0 [pid 6554] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6557] <... openat resumed>) = 3 [pid 6558] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6552] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] <... prctl resumed>) = 0 [pid 6557] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] <... openat resumed>) = 3 [pid 6559] setpgid(0, 0 [pid 6557] <... futex resumed>) = 1 [pid 6558] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] <... futex resumed>) = 0 [pid 6559] <... setpgid resumed>) = 0 [pid 6557] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6558] <... futex resumed>) = 1 [pid 6554] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6558] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] <... futex resumed>) = 0 [pid 6552] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... openat resumed>) = 3 [pid 6557] dup(3 [pid 6558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... futex resumed>) = 0 [pid 6559] write(3, "1000", 4 [pid 6557] <... dup resumed>) = 4 [pid 6558] dup(3 [pid 6552] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] <... write resumed>) = 4 [pid 6557] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] <... dup resumed>) = 4 [pid 6559] close(3 [pid 6557] <... futex resumed>) = 1 [pid 6558] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] <... futex resumed>) = 0 [pid 6559] <... close resumed>) = 0 [pid 6557] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6558] <... futex resumed>) = 1 [pid 6554] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6559] symlink("/dev/binderfs", "./binderfs" [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6558] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] <... futex resumed>) = 0 [pid 6552] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... symlink resumed>) = 0 [pid 6557] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... futex resumed>) = 0 [pid 6559] write(1, "executing program\n", 18executing program ) = 18 [pid 6552] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6559] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6558] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6559] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6559] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6559] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6560 attached [pid 6559] <... clone3 resumed> => {parent_tid=[6560]}, 88) = 6560 [pid 6553] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] rt_sigprocmask(SIG_SETMASK, [], [pid 6553] <... futex resumed>) = 0 [pid 6559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6559] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... mmap resumed>) = 0x7f9655eba000 [pid 6560] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6559] <... futex resumed>) = 0 [pid 6553] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6560] <... rseq resumed>) = 0 [pid 6559] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] <... mprotect resumed>) = 0 [pid 6560] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6560] rt_sigprocmask(SIG_SETMASK, [], [pid 6553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6551] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6551] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6551] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[6561]}, 88) = 6561 [pid 6551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6551] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6551] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6562 attached ./strace-static-x86_64: Process 6561 attached [pid 6560] <... openat resumed>) = 3 [pid 6553] <... clone3 resumed> => {parent_tid=[6562]}, 88) = 6562 [pid 6560] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 6560] <... futex resumed>) = 1 [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6560] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6559] <... futex resumed>) = 0 [pid 6561] <... rseq resumed>) = 0 [pid 6559] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] <... futex resumed>) = 0 [pid 6559] <... futex resumed>) = 1 [pid 6560] dup(3 [pid 6559] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] <... dup resumed>) = 4 [pid 6560] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6559] <... futex resumed>) = 0 [pid 6562] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6559] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] set_robust_list(0x7f9655eda9a0, 24 [pid 6560] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6562] <... rseq resumed>) = 0 [pid 6562] set_robust_list(0x7f9655eda9a0, 24 [pid 6561] <... set_robust_list resumed>) = 0 [pid 6554] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6552] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6562] <... set_robust_list resumed>) = 0 [pid 6562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6562] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6561] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6561] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6554] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6561] <... madvise resumed>) = 0 [pid 6554] <... futex resumed>) = 0 [pid 6552] <... mmap resumed>) = 0x7f9655eba000 [pid 6562] <... madvise resumed>) = 0 [pid 6561] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6552] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6562] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = 1 [pid 6554] <... mmap resumed>) = 0x7f9655eba000 [pid 6552] <... mprotect resumed>) = 0 [pid 6551] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 1 [pid 6554] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6553] <... futex resumed>) = 0 [pid 6562] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6554] <... mprotect resumed>) = 0 [pid 6552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6554] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6554] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6563 attached [pid 6554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6564 attached [pid 6563] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6552] <... clone3 resumed> => {parent_tid=[6563]}, 88) = 6563 [pid 6554] <... clone3 resumed> => {parent_tid=[6564]}, 88) = 6564 [pid 6552] rt_sigprocmask(SIG_SETMASK, [], [pid 6563] <... rseq resumed>) = 0 [pid 6554] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6564] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6552] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... rseq resumed>) = 0 [pid 6563] set_robust_list(0x7f9655eda9a0, 24 [pid 6554] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6564] set_robust_list(0x7f9655eda9a0, 24 [pid 6563] <... set_robust_list resumed>) = 0 [pid 6554] <... futex resumed>) = 0 [pid 6552] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... set_robust_list resumed>) = 0 [pid 6563] rt_sigprocmask(SIG_SETMASK, [], [pid 6554] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6564] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6563] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6559] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... madvise resumed>) = 0 [pid 6559] <... futex resumed>) = 0 [pid 6559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6559] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6564] <... madvise resumed>) = 0 [pid 6563] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... mprotect resumed>) = 0 [pid 6564] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... futex resumed>) = 1 [pid 6559] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6552] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = 1 [pid 6563] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6559] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6554] <... futex resumed>) = 0 [pid 6559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6565 attached [pid 6564] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6559] <... clone3 resumed> => {parent_tid=[6565]}, 88) = 6565 [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6559] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6565] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6565] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6556] <... mmap resumed>) = 0x20000000 [pid 6558] <... mmap resumed>) = 0x20000000 [pid 6558] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6565] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] <... mmap resumed>) = 0x20000000 [pid 6557] <... mmap resumed>) = 0x20000000 [pid 6558] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6556] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 1 [pid 6560] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] <... futex resumed>) = 0 [pid 6557] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... mmap resumed>) = 0x20000000 [pid 6565] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6560] <... futex resumed>) = 0 [pid 6559] exit_group(0 [pid 6557] <... futex resumed>) = 0 [pid 6556] <... futex resumed>) = 0 [pid 6554] exit_group(0 [pid 6553] exit_group(0 [pid 6552] exit_group(0 [pid 6565] <... futex resumed>) = ? [pid 6564] <... futex resumed>) = ? [pid 6562] <... futex resumed>) = ? [pid 6559] <... exit_group resumed>) = ? [pid 6563] <... futex resumed>) = ? [pid 6558] <... futex resumed>) = ? [pid 6555] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] <... exit_group resumed>) = ? [pid 6553] <... exit_group resumed>) = ? [pid 6552] <... exit_group resumed>) = ? [pid 6565] +++ exited with 0 +++ [pid 6564] +++ exited with 0 +++ [pid 6563] +++ exited with 0 +++ [pid 6562] +++ exited with 0 +++ [pid 6560] +++ exited with 0 +++ [pid 6558] +++ exited with 0 +++ [pid 6555] <... futex resumed>) = 0 [pid 6555] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6552] +++ exited with 0 +++ [pid 6551] exit_group(0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6552, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6551] <... exit_group resumed>) = ? [pid 6561] <... futex resumed>) = ? [pid 6561] +++ exited with 0 +++ [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6555] <... futex resumed>) = ? [pid 6559] +++ exited with 0 +++ [pid 6556] +++ exited with 0 +++ [pid 6553] +++ exited with 0 +++ [pid 5849] <... restart_syscall resumed>) = 0 [pid 5851] --- 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 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6559, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5851] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5848] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6557] +++ exited with 0 +++ [pid 6554] +++ exited with 0 +++ [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5851] getdents64(3, [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6554, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] getdents64(3, [pid 5848] newfstatat(3, "", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] getdents64(3, [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5849] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5848] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] unlink("./47/binderfs" [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] unlink("./48/binderfs" [pid 5848] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5851] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] getdents64(3, [pid 5849] getdents64(3, [pid 5848] unlink("./48/binderfs" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5851] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] close(3 [pid 5848] getdents64(3, [pid 5851] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... close resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] rmdir("./47" [pid 5850] <... openat resumed>) = 3 [pid 5849] rmdir("./48" [pid 5848] close(3 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5848] rmdir("./48" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] mkdir("./49", 0777 [pid 5848] <... rmdir resumed>) = 0 [pid 5851] mkdir("./48", 0777 [pid 5850] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... mkdir resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... mkdir resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] mkdir("./49", 0777 [pid 5850] unlink("./48/binderfs" [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6566 attached [pid 5850] getdents64(3, [pid 5848] <... mkdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./48" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6567 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6566 ./strace-static-x86_64: Process 6567 attached [pid 6566] set_robust_list(0x555564940760, 24 [pid 6567] set_robust_list(0x555564940760, 24 [pid 6566] <... set_robust_list resumed>) = 0 [pid 6567] <... set_robust_list resumed>) = 0 [pid 6566] chdir("./49" [pid 5850] mkdir("./49", 0777./strace-static-x86_64: Process 6568 attached [pid 6567] chdir("./48" [pid 6566] <... chdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6567] <... chdir resumed>) = 0 [pid 6566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6566] <... prctl resumed>) = 0 [pid 6568] set_robust_list(0x555564940760, 24 [pid 6567] <... prctl resumed>) = 0 [pid 6568] <... set_robust_list resumed>) = 0 [pid 6566] setpgid(0, 0 [pid 6567] setpgid(0, 0 [pid 6568] chdir("./49" [pid 6567] <... setpgid resumed>) = 0 [pid 6566] <... setpgid resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6568 [pid 6568] <... chdir resumed>) = 0 [pid 6567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6567] <... openat resumed>) = 3 [pid 6566] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6569 attached [pid 6568] <... prctl resumed>) = 0 [pid 6567] write(3, "1000", 4 [pid 6566] write(3, "1000", 4 [pid 6569] set_robust_list(0x555564940760, 24 [pid 6568] setpgid(0, 0 [pid 6567] <... write resumed>) = 4 [pid 6566] <... write resumed>) = 4 [pid 6569] <... set_robust_list resumed>) = 0 [pid 6568] <... setpgid resumed>) = 0 [pid 6567] close(3 [pid 6566] close(3 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6569 [pid 6569] chdir("./49" [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6567] <... close resumed>) = 0 [pid 6566] <... close resumed>) = 0 [pid 6568] <... openat resumed>) = 3 [pid 6567] symlink("/dev/binderfs", "./binderfs" [pid 6566] symlink("/dev/binderfs", "./binderfs" [pid 6568] write(3, "1000", 4 [pid 6566] <... symlink resumed>) = 0 [pid 6569] <... chdir resumed>) = 0 [pid 6568] <... write resumed>) = 4 [pid 6566] write(1, "executing program\n", 18executing program [pid 6569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6568] close(3 [pid 6567] <... symlink resumed>) = 0 [pid 6566] <... write resumed>) = 18 executing program executing program [pid 6569] <... prctl resumed>) = 0 [pid 6568] <... close resumed>) = 0 [pid 6566] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] symlink("/dev/binderfs", "./binderfs" [pid 6566] <... futex resumed>) = 0 [pid 6569] setpgid(0, 0 [pid 6568] <... symlink resumed>) = 0 [pid 6567] write(1, "executing program\n", 18 [pid 6566] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6569] <... setpgid resumed>) = 0 [pid 6568] write(1, "executing program\n", 18 [pid 6567] <... write resumed>) = 18 [pid 6566] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6568] <... write resumed>) = 18 [pid 6567] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6568] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... futex resumed>) = 0 [pid 6566] <... mmap resumed>) = 0x7f9655edb000 [pid 6569] <... openat resumed>) = 3 [pid 6568] <... futex resumed>) = 0 [pid 6567] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6566] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6555] +++ exited with 0 +++ [pid 6551] +++ exited with 0 +++ [pid 6568] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6567] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6566] <... mprotect resumed>) = 0 [pid 6569] write(3, "1000", 4 [pid 6568] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6569] <... write resumed>) = 4 [pid 6568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6569] close(3 [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6551, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- ./strace-static-x86_64: Process 6570 attached [pid 6569] <... close resumed>) = 0 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6567] <... mmap resumed>) = 0x7f9655edb000 [pid 5852] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6570] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6569] symlink("/dev/binderfs", "./binderfs" [pid 6568] <... mmap resumed>) = 0x7f9655edb000 [pid 6567] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6566] <... clone3 resumed> => {parent_tid=[6570]}, 88) = 6570 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6570] <... rseq resumed>) = 0 [pid 6569] <... symlink resumed>) = 0 [pid 6568] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6567] <... mprotect resumed>) = 0 [pid 6566] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6570] set_robust_list(0x7f9655efb9a0, 24executing program [pid 6569] write(1, "executing program\n", 18 [pid 6568] <... mprotect resumed>) = 0 [pid 6566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6570] <... set_robust_list resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 6570] rt_sigprocmask(SIG_SETMASK, [], [pid 6569] <... write resumed>) = 18 [pid 6567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6566] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6569] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6566] <... futex resumed>) = 0 [pid 6567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] newfstatat(3, "", [pid 6570] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6569] <... futex resumed>) = 0 [pid 6567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6566] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6571 attached [pid 6569] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] getdents64(3, [pid 6571] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6570] <... openat resumed>) = 3 [pid 6569] <... rt_sigaction resumed>NULL, 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6567] <... clone3 resumed> => {parent_tid=[6571]}, 88) = 6571 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6572 attached [pid 6571] <... rseq resumed>) = 0 [pid 6570] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6567] rt_sigprocmask(SIG_SETMASK, [], [pid 6572] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6571] set_robust_list(0x7f9655efb9a0, 24 [pid 6570] <... futex resumed>) = 1 [pid 6569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] <... clone3 resumed> => {parent_tid=[6572]}, 88) = 6572 [pid 6566] <... futex resumed>) = 0 [pid 5852] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6572] <... rseq resumed>) = 0 [pid 6571] <... set_robust_list resumed>) = 0 [pid 6570] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], [pid 6567] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6572] set_robust_list(0x7f9655efb9a0, 24 [pid 6571] rt_sigprocmask(SIG_SETMASK, [], [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6569] <... mmap resumed>) = 0x7f9655edb000 [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./48/binderfs", [pid 6572] <... set_robust_list resumed>) = 0 [pid 6571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6570] dup(3 [pid 6569] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6568] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6572] rt_sigprocmask(SIG_SETMASK, [], [pid 6571] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6570] <... dup resumed>) = 4 [pid 6569] <... mprotect resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 5852] unlink("./48/binderfs" [pid 6572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6571] <... openat resumed>) = 3 [pid 6570] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6568] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... unlink resumed>) = 0 [pid 6572] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6571] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 6572] <... openat resumed>) = 3 [pid 6571] <... futex resumed>) = 1 [pid 6570] <... futex resumed>) = 1 [pid 6569] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6572] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6567] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6572] <... futex resumed>) = 1 [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6568] <... futex resumed>) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] close(3 [pid 6572] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6571] dup(3 [pid 6568] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... close resumed>) = 0 ./strace-static-x86_64: Process 6573 attached [pid 6572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] <... dup resumed>) = 4 [pid 6568] <... futex resumed>) = 0 [pid 6573] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6572] dup(3 [pid 6571] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] rmdir("./48" [pid 6573] <... rseq resumed>) = 0 [pid 6572] <... dup resumed>) = 4 [pid 6571] <... futex resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 6573] set_robust_list(0x7f9655efb9a0, 24 [pid 6572] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6573] <... set_robust_list resumed>) = 0 [pid 6572] <... futex resumed>) = 1 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], [pid 6572] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] <... futex resumed>) = 0 [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] mkdir("./49", 0777 [pid 6573] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6572] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 5852] <... mkdir resumed>) = 0 [pid 6572] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6568] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] <... clone3 resumed> => {parent_tid=[6573]}, 88) = 6573 [pid 6567] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6567] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = 0 [pid 6569] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... futex resumed>) = 1 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6569] <... futex resumed>) = 1 [pid 6567] futex(0x7f9655fcb3ec, 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./strace-static-x86_64: Process 6574 attached [pid 6573] <... futex resumed>) = 0 [pid 6569] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] set_robust_list(0x555564940760, 24) = 0 [pid 6573] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6574 [pid 6574] chdir("./49" [pid 6573] <... openat resumed>) = 3 [pid 6574] <... chdir resumed>) = 0 [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6573] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... prctl resumed>) = 0 [pid 6569] <... futex resumed>) = 0 [pid 6569] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] setpgid(0, 0 [pid 6569] <... futex resumed>) = 0 [pid 6574] <... setpgid resumed>) = 0 [pid 6569] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... futex resumed>) = 1 [pid 6573] dup(3) = 4 [pid 6573] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... futex resumed>) = 0 [pid 6569] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6569] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... futex resumed>) = 1 [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6573] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6574] write(3, "1000", 4) = 4 [pid 6574] close(3) = 0 [pid 6574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6566] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6574] write(1, "executing program\n", 18 [pid 6567] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6566] <... mmap resumed>) = 0x7f9655eba000 [pid 6569] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6569] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6568] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6569] <... mmap resumed>) = 0x7f9655eba000 [pid 6567] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6574] <... write resumed>) = 18 [pid 6569] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6566] <... mprotect resumed>) = 0 [pid 6574] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6567] <... futex resumed>) = 0 [pid 6566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6574] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6569] <... mprotect resumed>) = 0 [pid 6569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[6575]}, 88) = 6575 [pid 6569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6569] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6575 attached ) = 0 [pid 6569] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6575] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6575] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6574] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6568] <... mmap resumed>) = 0x7f9655eba000 [pid 6567] <... mmap resumed>) = 0x7f9655eba000 [pid 6566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6568] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6576 attached [pid 6574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6568] <... mprotect resumed>) = 0 [pid 6567] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6576] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6575] <... madvise resumed>) = 0 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6567] <... mprotect resumed>) = 0 [pid 6566] <... clone3 resumed> => {parent_tid=[6576]}, 88) = 6576 [pid 6568] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6577 attached [pid 6576] <... rseq resumed>) = 0 [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6566] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... mmap resumed>) = 0x7f9655edb000 [pid 6566] <... futex resumed>) = 0 [pid 6576] set_robust_list(0x7f9655eda9a0, 24 [pid 6574] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6566] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... clone3 resumed> => {parent_tid=[6577]}, 88) = 6577 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6578 attached [pid 6577] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6576] <... set_robust_list resumed>) = 0 [pid 6575] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... mprotect resumed>) = 0 [pid 6568] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... clone3 resumed> => {parent_tid=[6578]}, 88) = 6578 [pid 6568] <... futex resumed>) = 0 [pid 6574] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6568] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] rt_sigprocmask(SIG_SETMASK, [], [pid 6567] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] <... rseq resumed>) = 0 [pid 6576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6575] <... futex resumed>) = 1 [pid 6569] <... futex resumed>) = 0 [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] set_robust_list(0x7f9655eda9a0, 24 [pid 6576] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6575] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6567] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6579 attached [pid 6577] <... set_robust_list resumed>) = 0 [pid 6577] rt_sigprocmask(SIG_SETMASK, [], [pid 6574] <... clone3 resumed> => {parent_tid=[6579]}, 88) = 6579 [pid 6576] <... madvise resumed>) = 0 [pid 6578] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], [pid 6567] <... futex resumed>) = 0 [pid 6577] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6578] <... rseq resumed>) = 0 [pid 6574] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6578] set_robust_list(0x7f9655eda9a0, 24 [pid 6574] <... futex resumed>) = 0 [pid 6579] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6574] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] <... rseq resumed>) = 0 [pid 6578] <... set_robust_list resumed>) = 0 [pid 6577] <... madvise resumed>) = 0 [pid 6576] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] set_robust_list(0x7f9655efb9a0, 24 [pid 6578] rt_sigprocmask(SIG_SETMASK, [], [pid 6579] <... set_robust_list resumed>) = 0 [pid 6578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6579] rt_sigprocmask(SIG_SETMASK, [], [pid 6578] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6579] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6579] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6574] <... futex resumed>) = 0 [pid 6579] dup(3 [pid 6574] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] <... dup resumed>) = 4 [pid 6574] <... futex resumed>) = 0 [pid 6579] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6579] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6579] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] <... futex resumed>) = 0 [pid 6579] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6574] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] <... futex resumed>) = 1 [pid 6566] <... futex resumed>) = 0 [pid 6577] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6577] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6578] <... madvise resumed>) = 0 [pid 6578] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6567] <... futex resumed>) = 0 [pid 6578] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6574] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6574] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6580 attached => {parent_tid=[6580]}, 88) = 6580 [pid 6580] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6574] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6580] <... rseq resumed>) = 0 [pid 6580] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6580] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6570] <... mmap resumed>) = 0x20000000 [pid 6573] <... mmap resumed>) = 0x20000000 [pid 6579] <... mmap resumed>) = 0x20000000 [pid 6571] <... mmap resumed>) = 0x20000000 [pid 6573] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] <... mmap resumed>) = 0x20000000 [pid 6571] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... futex resumed>) = 0 [pid 6572] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = 0 [pid 6569] exit_group(0 [pid 6568] exit_group(0 [pid 6570] <... futex resumed>) = 0 [pid 6579] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = ? [pid 6575] <... futex resumed>) = ? [pid 6572] <... futex resumed>) = ? [pid 6571] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6569] <... exit_group resumed>) = ? [pid 6568] <... exit_group resumed>) = ? [pid 6567] exit_group(0 [pid 6566] exit_group(0 [pid 6580] <... madvise resumed>) = 0 [pid 6579] <... futex resumed>) = 0 [pid 6578] <... futex resumed>) = ? [pid 6577] +++ exited with 0 +++ [pid 6576] <... futex resumed>) = ? [pid 6575] +++ exited with 0 +++ [pid 6572] +++ exited with 0 +++ [pid 6571] <... futex resumed>) = ? [pid 6570] <... futex resumed>) = ? [pid 6567] <... exit_group resumed>) = ? [pid 6566] <... exit_group resumed>) = ? [pid 6580] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6578] +++ exited with 0 +++ [pid 6576] +++ exited with 0 +++ [pid 6573] +++ exited with 0 +++ [pid 6571] +++ exited with 0 +++ [pid 6570] +++ exited with 0 +++ [pid 6569] +++ exited with 0 +++ [pid 6566] +++ exited with 0 +++ [pid 6580] <... futex resumed>) = 1 [pid 6574] <... futex resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6566, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6580] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] exit_group(0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6569, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6580] <... futex resumed>) = ? [pid 6579] <... futex resumed>) = ? [pid 6574] <... exit_group resumed>) = ? [pid 5850] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6580] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6568] +++ exited with 0 +++ [pid 6567] +++ exited with 0 +++ [pid 5850] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6567, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... restart_syscall resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... openat resumed>) = 3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(3, "", [pid 5850] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5848] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... openat resumed>) = 3 [pid 5850] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5848] newfstatat(3, "", [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] unlink("./49/binderfs" [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, [pid 5849] unlink("./49/binderfs" [pid 5848] getdents64(3, [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5849] getdents64(3, [pid 5848] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5850] close(3 [pid 5849] close(3 [pid 5848] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./48/binderfs" [pid 5850] rmdir("./49" [pid 5849] rmdir("./49" [pid 5848] unlink("./49/binderfs" [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5851] getdents64(3, [pid 5849] mkdir("./50", 0777 [pid 5848] getdents64(3, [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] close(3./strace-static-x86_64: Process 6581 attached [pid 5851] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6581] set_robust_list(0x555564940760, 24 [pid 5851] rmdir("./48" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6581 [pid 5848] rmdir("./49" [pid 6581] <... set_robust_list resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6581] chdir("./50" [pid 5851] mkdir("./49", 0777 [pid 6581] <... chdir resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] mkdir("./50", 0777 [pid 6581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6581] <... prctl resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] mkdir("./50", 0777 [pid 6581] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6582 attached [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6583 attached [pid 6582] set_robust_list(0x555564940760, 24 [pid 5848] <... mkdir resumed>) = 0 [pid 6583] set_robust_list(0x555564940760, 24 [pid 6582] <... set_robust_list resumed>) = 0 [pid 6581] <... openat resumed>) = 3 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6582 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6583 [pid 6583] <... set_robust_list resumed>) = 0 [pid 6583] chdir("./50" [pid 6582] chdir("./49" [pid 6581] write(3, "1000", 4 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6582] <... chdir resumed>) = 0 [pid 6583] <... chdir resumed>) = 0 [pid 6581] <... write resumed>) = 4 ./strace-static-x86_64: Process 6584 attached [pid 6583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6581] close(3 [pid 6582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6581] <... close resumed>) = 0 [pid 6584] set_robust_list(0x555564940760, 24 [pid 6582] setpgid(0, 0 [pid 6584] <... set_robust_list resumed>) = 0 [pid 6583] <... prctl resumed>) = 0 [pid 6582] <... setpgid resumed>) = 0 [pid 6581] symlink("/dev/binderfs", "./binderfs" [pid 6584] chdir("./50" [pid 6583] setpgid(0, 0 [pid 6582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6581] <... symlink resumed>) = 0 [pid 6583] <... setpgid resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6584 executing program [pid 6583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6582] <... openat resumed>) = 3 [pid 6581] write(1, "executing program\n", 18) = 18 [pid 6583] <... openat resumed>) = 3 [pid 6581] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6583] write(3, "1000", 4 [pid 6581] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6583] <... write resumed>) = 4 [pid 6583] close(3 [pid 6581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6583] <... close resumed>) = 0 [pid 6581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6583] symlink("/dev/binderfs", "./binderfs" [pid 6581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6583] <... symlink resumed>) = 0 [pid 6584] <... chdir resumed>) = 0 [pid 6582] write(3, "1000", 4 [pid 6581] <... mmap resumed>) = 0x7f9655edb000 executing program [pid 6584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6583] write(1, "executing program\n", 18 [pid 6582] <... write resumed>) = 4 [pid 6581] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6584] <... prctl resumed>) = 0 [pid 6583] <... write resumed>) = 18 [pid 6582] close(3 [pid 6581] <... mprotect resumed>) = 0 [pid 6584] setpgid(0, 0 [pid 6583] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... close resumed>) = 0 [pid 6581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6584] <... setpgid resumed>) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6582] symlink("/dev/binderfs", "./binderfs" [pid 6581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6583] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6582] <... symlink resumed>) = 0 [pid 6584] <... openat resumed>) = 3 [pid 6581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6584] write(3, "1000", 4 [pid 6583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 6582] write(1, "executing program\n", 18./strace-static-x86_64: Process 6585 attached [pid 6584] <... write resumed>) = 4 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6582] <... write resumed>) = 18 [pid 6585] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6584] close(3 [pid 6583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6581] <... clone3 resumed> => {parent_tid=[6585]}, 88) = 6585 [pid 6585] <... rseq resumed>) = 0 [pid 6584] <... close resumed>) = 0 [pid 6582] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] set_robust_list(0x7f9655efb9a0, 24 [pid 6584] symlink("/dev/binderfs", "./binderfs" [pid 6582] <... futex resumed>) = 0 [pid 6585] <... set_robust_list resumed>) = 0 [pid 6585] rt_sigprocmask(SIG_SETMASK, [], [pid 6584] <... symlink resumed>) = 0 [pid 6583] <... mmap resumed>) = 0x7f9655edb000 [pid 6582] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, executing program [pid 6581] rt_sigprocmask(SIG_SETMASK, [], [pid 6585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] write(1, "executing program\n", 18 [pid 6583] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6582] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6585] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6584] <... write resumed>) = 18 [pid 6583] <... mprotect resumed>) = 0 [pid 6582] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6581] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6585] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6584] <... futex resumed>) = 0 [pid 6583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6581] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6582] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6586 attached [pid 6584] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6582] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6584] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6586] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6582] <... mprotect resumed>) = 0 [pid 6584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6586] <... rseq resumed>) = 0 [pid 6584] <... mmap resumed>) = 0x7f9655edb000 [pid 6583] <... clone3 resumed> => {parent_tid=[6586]}, 88) = 6586 [pid 6582] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6586] set_robust_list(0x7f9655efb9a0, 24 [pid 6584] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6583] rt_sigprocmask(SIG_SETMASK, [], [pid 6582] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6586] <... set_robust_list resumed>) = 0 [pid 6584] <... mprotect resumed>) = 0 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6583] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6587 attached [pid 6586] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6584] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6582] <... clone3 resumed> => {parent_tid=[6587]}, 88) = 6587 [pid 6587] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6583] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6588 attached [pid 6587] <... rseq resumed>) = 0 [pid 6586] <... openat resumed>) = 3 [pid 6585] <... openat resumed>) = 3 [pid 6582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6579] +++ exited with 0 +++ [pid 6574] +++ exited with 0 +++ [pid 6588] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6587] set_robust_list(0x7f9655efb9a0, 24 [pid 6586] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6574, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6588] <... rseq resumed>) = 0 [pid 6587] <... set_robust_list resumed>) = 0 [pid 6586] <... futex resumed>) = 1 [pid 6585] <... futex resumed>) = 1 [pid 6584] <... clone3 resumed> => {parent_tid=[6588]}, 88) = 6588 [pid 6583] <... futex resumed>) = 0 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6588] set_robust_list(0x7f9655efb9a0, 24 [pid 6587] rt_sigprocmask(SIG_SETMASK, [], [pid 6586] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6583] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... restart_syscall resumed>) = 0 [pid 6588] <... set_robust_list resumed>) = 0 [pid 6587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6588] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6586] dup(3 [pid 6585] dup(3 [pid 6584] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] <... openat resumed>) = 3 [pid 6586] <... dup resumed>) = 4 [pid 6585] <... dup resumed>) = 4 [pid 6584] <... futex resumed>) = 0 [pid 5852] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6587] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6585] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6587] <... futex resumed>) = 1 [pid 6586] <... futex resumed>) = 1 [pid 6585] <... futex resumed>) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6588] <... openat resumed>) = 3 [pid 6586] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6583] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6588] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6583] <... futex resumed>) = 0 [pid 6582] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... futex resumed>) = 0 [pid 6588] <... futex resumed>) = 1 [pid 6587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6586] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6584] <... futex resumed>) = 0 [pid 6583] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] <... futex resumed>) = 0 [pid 6581] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... openat resumed>) = 3 [pid 6588] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] dup(3 [pid 6582] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] newfstatat(3, "", [pid 6588] dup(3) = 4 [pid 6584] <... futex resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6588] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] getdents64(3, [pid 6588] <... futex resumed>) = 0 [pid 6584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6587] <... dup resumed>) = 4 [pid 6588] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6584] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6582] <... futex resumed>) = 0 [pid 5852] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6587] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6584] <... futex resumed>) = 0 [pid 6582] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6584] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] <... futex resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./49/binderfs", [pid 6582] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./49/binderfs") = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3) = 0 [pid 5852] rmdir("./49") = 0 [pid 5852] mkdir("./50", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6589 attached , child_tidptr=0x555564940750) = 6589 [pid 6589] set_robust_list(0x555564940760, 24) = 0 [pid 6589] chdir("./50") = 0 [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6589] setpgid(0, 0) = 0 [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6583] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6581] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6589] write(3, "1000", 4) = 4 [pid 6583] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] close(3executing program ) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6589] symlink("/dev/binderfs", "./binderfs" [pid 6583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6589] <... symlink resumed>) = 0 [pid 6581] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6589] write(1, "executing program\n", 18 [pid 6581] <... mprotect resumed>) = 0 [pid 6589] <... write resumed>) = 18 [pid 6581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6589] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6583] <... mmap resumed>) = 0x7f9655eba000 [pid 6581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6590 attached [pid 6589] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6584] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6583] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6590] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6589] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6584] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] <... mprotect resumed>) = 0 [pid 6581] <... clone3 resumed> => {parent_tid=[6590]}, 88) = 6590 [pid 6590] <... rseq resumed>) = 0 [pid 6589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6584] <... futex resumed>) = 0 [pid 6583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6581] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] set_robust_list(0x7f9655eda9a0, 24 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6582] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6584] <... mmap resumed>) = 0x7f9655eba000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6582] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6591 attached [pid 6590] rt_sigprocmask(SIG_SETMASK, [], [pid 6589] <... mmap resumed>) = 0x7f9655edb000 [pid 6584] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 0 [pid 6591] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6589] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6584] <... mprotect resumed>) = 0 [pid 6583] <... clone3 resumed> => {parent_tid=[6591]}, 88) = 6591 [pid 6582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6581] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] <... rseq resumed>) = 0 [pid 6590] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6589] <... mprotect resumed>) = 0 [pid 6584] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6583] rt_sigprocmask(SIG_SETMASK, [], [pid 6582] <... mmap resumed>) = 0x7f9655eba000 [pid 6591] set_robust_list(0x7f9655eda9a0, 24 [pid 6590] <... madvise resumed>) = 0 [pid 6589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6584] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6582] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6591] <... set_robust_list resumed>) = 0 [pid 6589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6582] <... mprotect resumed>) = 0 [pid 6589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6592 attached [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6589] <... clone3 resumed> => {parent_tid=[6592]}, 88) = 6592 [pid 6582] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6582] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6582] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6591] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6584] <... clone3 resumed> => {parent_tid=[6593]}, 88) = 6593 [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6583] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6593 attached [pid 6591] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6584] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... futex resumed>) = 0 [pid 6584] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 ./strace-static-x86_64: Process 6594 attached [pid 6592] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6589] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... rseq resumed>) = 0 [pid 6594] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6592] set_robust_list(0x7f9655efb9a0, 24 [pid 6589] <... futex resumed>) = 0 [pid 6593] set_robust_list(0x7f9655eda9a0, 24 [pid 6592] <... set_robust_list resumed>) = 0 [pid 6590] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6594] <... rseq resumed>) = 0 [pid 6593] <... set_robust_list resumed>) = 0 [pid 6592] rt_sigprocmask(SIG_SETMASK, [], [pid 6591] <... madvise resumed>) = 0 [pid 6590] <... futex resumed>) = 1 [pid 6582] <... clone3 resumed> => {parent_tid=[6594]}, 88) = 6594 [pid 6581] <... futex resumed>) = 0 [pid 6593] rt_sigprocmask(SIG_SETMASK, [], [pid 6594] set_robust_list(0x7f9655eda9a0, 24 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], [pid 6592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] <... set_robust_list resumed>) = 0 [pid 6593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] rt_sigprocmask(SIG_SETMASK, [], [pid 6593] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6592] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6590] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6593] <... madvise resumed>) = 0 [pid 6592] <... openat resumed>) = 3 [pid 6591] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6592] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6591] <... futex resumed>) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6591] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6593] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] <... madvise resumed>) = 0 [pid 6592] <... futex resumed>) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6582] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6594] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] <... futex resumed>) = 1 [pid 6592] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 1 [pid 6593] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6589] <... futex resumed>) = 0 [pid 6582] <... futex resumed>) = 0 [pid 6594] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6592] dup(3 [pid 6589] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6592] <... dup resumed>) = 4 [pid 6592] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6592] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6589] <... futex resumed>) = 0 [pid 6592] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6589] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6589] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6589] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6589] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6588] <... mmap resumed>) = 0x20000000 [pid 6587] <... mmap resumed>) = 0x20000000 [pid 6586] <... mmap resumed>) = 0x20000000 [pid 6585] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 6595 attached [pid 6592] <... mmap resumed>) = 0x20000000 [pid 6588] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6592] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... clone3 resumed> => {parent_tid=[6595]}, 88) = 6595 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = 0 [pid 6585] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... rseq resumed>) = 0 [pid 6592] <... futex resumed>) = 0 [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6588] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6586] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] <... futex resumed>) = 0 [pid 6584] exit_group(0 [pid 6583] exit_group(0 [pid 6582] exit_group(0 [pid 6581] exit_group(0 [pid 6595] set_robust_list(0x7f9655eda9a0, 24 [pid 6593] <... futex resumed>) = ? [pid 6592] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6588] <... futex resumed>) = ? [pid 6590] <... futex resumed>) = ? [pid 6584] <... exit_group resumed>) = ? [pid 6587] <... futex resumed>) = ? [pid 6582] <... exit_group resumed>) = ? [pid 6581] <... exit_group resumed>) = ? [pid 6594] <... futex resumed>) = ? [pid 6595] <... set_robust_list resumed>) = 0 [pid 6593] +++ exited with 0 +++ [pid 6591] <... futex resumed>) = ? [pid 6590] +++ exited with 0 +++ [pid 6589] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] +++ exited with 0 +++ [pid 6587] +++ exited with 0 +++ [pid 6586] <... futex resumed>) = ? [pid 6583] <... exit_group resumed>) = ? [pid 6595] rt_sigprocmask(SIG_SETMASK, [], [pid 6591] +++ exited with 0 +++ [pid 6589] <... futex resumed>) = 0 [pid 6586] +++ exited with 0 +++ [pid 6595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6589] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6595] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6594] +++ exited with 0 +++ [pid 6585] +++ exited with 0 +++ [pid 6584] +++ exited with 0 +++ [pid 6583] +++ exited with 0 +++ [pid 6582] +++ exited with 0 +++ [pid 6581] +++ exited with 0 +++ [pid 6595] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6582, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6583, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6581, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6584, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6595] <... futex resumed>) = 1 [pid 6589] <... futex resumed>) = 0 [pid 6595] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] exit_group(0) = ? [pid 6592] <... futex resumed>) = ? [pid 6595] <... futex resumed>) = ? [pid 6595] +++ exited with 0 +++ [pid 5848] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5849] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(3, "", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] getdents64(3, [pid 5849] <... openat resumed>) = 3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(3, "", [pid 5848] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5851] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... openat resumed>) = 3 [pid 5848] unlink("./50/binderfs" [pid 5851] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", [pid 5851] newfstatat(3, "", [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... unlink resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] getdents64(3, [pid 5851] getdents64(3, [pid 5849] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] close(3 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5851] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5850] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] <... close resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] rmdir("./50" [pid 5851] unlink("./49/binderfs" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] unlink("./50/binderfs" [pid 5848] <... rmdir resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5851] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] mkdir("./51", 0777 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] unlink("./50/binderfs" [pid 5849] getdents64(3, [pid 5848] <... mkdir resumed>) = 0 [pid 5851] close(3 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] rmdir("./49" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... close resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6596 attached [pid 5850] close(3 [pid 5849] rmdir("./50" [pid 5850] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5851] mkdir("./50", 0777 [pid 5850] rmdir("./50" [pid 6596] set_robust_list(0x555564940760, 24 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] mkdir("./51", 0777 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6596 [pid 6596] <... set_robust_list resumed>) = 0 [pid 6596] chdir("./51") = 0 [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... mkdir resumed>) = 0 [pid 6596] <... prctl resumed>) = 0 [pid 6596] setpgid(0, 0 [pid 5850] mkdir("./51", 0777 [pid 6596] <... setpgid resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... mkdir resumed>) = 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6597 attached ) = 3 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6597] set_robust_list(0x555564940760, 24) = 0 [pid 6596] write(3, "1000", 4 [pid 6597] chdir("./50" [pid 6596] <... write resumed>) = 4 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6598 attached [pid 6597] <... chdir resumed>) = 0 [pid 6596] close(3 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6596] <... close resumed>) = 0 [pid 6597] <... prctl resumed>) = 0 [pid 6596] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6597 [pid 6597] setpgid(0, 0 [pid 6596] <... symlink resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6598 ./strace-static-x86_64: Process 6599 attached [pid 6598] set_robust_list(0x555564940760, 24 [pid 6597] <... setpgid resumed>) = 0 executing program [pid 6599] set_robust_list(0x555564940760, 24 [pid 6598] <... set_robust_list resumed>) = 0 [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6596] write(1, "executing program\n", 18 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6599 [pid 6599] <... set_robust_list resumed>) = 0 [pid 6598] chdir("./51" [pid 6597] <... openat resumed>) = 3 [pid 6596] <... write resumed>) = 18 [pid 6599] chdir("./51") = 0 [pid 6598] <... chdir resumed>) = 0 [pid 6597] write(3, "1000", 4 [pid 6596] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6597] <... write resumed>) = 4 [pid 6596] <... futex resumed>) = 0 [pid 6599] <... prctl resumed>) = 0 [pid 6597] close(3 [pid 6596] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6599] setpgid(0, 0 [pid 6597] <... close resumed>) = 0 [pid 6596] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6599] <... setpgid resumed>) = 0 [pid 6597] symlink("/dev/binderfs", "./binderfs" [pid 6596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6597] <... symlink resumed>) = 0 [pid 6596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6599] <... openat resumed>) = 3 [pid 6598] <... prctl resumed>) = 0 [pid 6597] write(1, "executing program\n", 18 [pid 6592] +++ exited with 0 +++ [pid 6589] +++ exited with 0 +++ executing program [pid 6598] setpgid(0, 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6598] <... setpgid resumed>) = 0 [pid 6599] write(3, "1000", 4 [pid 6597] <... write resumed>) = 18 [pid 6596] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6599] <... write resumed>) = 4 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6597] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... mprotect resumed>) = 0 [pid 6599] close(3 [pid 6598] <... openat resumed>) = 3 [pid 6597] <... futex resumed>) = 0 [pid 6596] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6599] <... close resumed>) = 0 [pid 6598] write(3, "1000", 4 [pid 6597] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6596] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6599] symlink("/dev/binderfs", "./binderfs" [pid 6597] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6600 attached [pid 6599] <... symlink resumed>) = 0 [pid 6598] <... write resumed>) = 4 [pid 6597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6600] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6599] write(1, "executing program\n", 18 [pid 6598] close(3 [pid 6597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6596] <... clone3 resumed> => {parent_tid=[6600]}, 88) = 6600 [pid 5852] <... openat resumed>) = 3 [pid 6600] <... rseq resumed>) = 0 [pid 6599] <... write resumed>) = 18 [pid 6598] <... close resumed>) = 0 [pid 6597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] newfstatat(3, "", [pid 6600] set_robust_list(0x7f9655efb9a0, 24 [pid 6599] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] symlink("/dev/binderfs", "./binderfs" [pid 6597] <... mmap resumed>) = 0x7f9655edb000 [pid 6596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6600] <... set_robust_list resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 6597] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6596] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], [pid 6599] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6598] <... symlink resumed>) = 0 [pid 6597] <... mprotect resumed>) = 0 [pid 6596] <... futex resumed>) = 0 [pid 5852] getdents64(3, [pid 6600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6599] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6598] write(1, "executing program\n", 18 [pid 6597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6596] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6600] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6598] <... write resumed>) = 18 [pid 5852] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6598] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6598] <... futex resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6598] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6598] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] unlink("./50/binderfs" [pid 6600] <... openat resumed>) = 3 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6600] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6600] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6601 attached [pid 6600] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] <... mmap resumed>) = 0x7f9655edb000 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6596] <... futex resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 6601] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6599] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6597] <... clone3 resumed> => {parent_tid=[6601]}, 88) = 6601 [pid 6596] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6601] <... rseq resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6599] <... mprotect resumed>) = 0 [pid 6598] <... mmap resumed>) = 0x7f9655edb000 [pid 6597] rt_sigprocmask(SIG_SETMASK, [], [pid 6596] <... futex resumed>) = 1 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6601] set_robust_list(0x7f9655efb9a0, 24 [pid 6600] dup(3 [pid 6598] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6596] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] close(3 [pid 6601] <... set_robust_list resumed>) = 0 [pid 6600] <... dup resumed>) = 4 [pid 6599] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6598] <... mprotect resumed>) = 0 [pid 6597] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... close resumed>) = 0 [pid 6601] rt_sigprocmask(SIG_SETMASK, [], [pid 6600] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = 1 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6596] <... futex resumed>) = 0 [pid 6600] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6597] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6602 attached [pid 6601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6596] <... futex resumed>) = 0 [pid 5852] rmdir("./50" [pid 6602] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6600] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6596] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6599] <... clone3 resumed> => {parent_tid=[6602]}, 88) = 6602 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] <... rmdir resumed>) = 0 [pid 6602] <... rseq resumed>) = 0 [pid 6602] set_robust_list(0x7f9655efb9a0, 24./strace-static-x86_64: Process 6603 attached ) = 0 [pid 6601] <... openat resumed>) = 3 [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] mkdir("./51", 0777 [pid 6603] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6602] rt_sigprocmask(SIG_SETMASK, [], [pid 6601] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] <... clone3 resumed> => {parent_tid=[6603]}, 88) = 6603 [pid 5852] <... mkdir resumed>) = 0 [pid 6603] <... rseq resumed>) = 0 [pid 6602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6601] <... futex resumed>) = 1 [pid 6599] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... futex resumed>) = 0 [pid 6603] set_robust_list(0x7f9655efb9a0, 24 [pid 6602] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6599] <... futex resumed>) = 0 [pid 6597] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... set_robust_list resumed>) = 0 [pid 6601] dup(3 [pid 6599] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6603] rt_sigprocmask(SIG_SETMASK, [], [pid 6602] <... openat resumed>) = 3 [pid 6601] <... dup resumed>) = 4 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6597] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6604 attached [pid 6603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6602] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6602] <... futex resumed>) = 1 [pid 6601] <... futex resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6604] set_robust_list(0x555564940760, 24 [pid 6603] <... openat resumed>) = 3 [pid 6602] dup(3 [pid 6601] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6604 [pid 6604] <... set_robust_list resumed>) = 0 [pid 6603] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... dup resumed>) = 4 [pid 6601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6604] chdir("./51" [pid 6603] <... futex resumed>) = 1 [pid 6602] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6599] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] <... futex resumed>) = 0 [pid 6597] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... futex resumed>) = 0 [pid 6604] <... chdir resumed>) = 0 [pid 6603] dup(3 [pid 6602] <... futex resumed>) = 0 [pid 6599] <... futex resumed>) = 0 [pid 6598] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6602] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6599] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... dup resumed>) = 4 [pid 6604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6603] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6604] setpgid(0, 0 [pid 6603] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... setpgid resumed>) = 0 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] <... futex resumed>) = 0 [pid 6604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6603] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6598] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6604] <... openat resumed>) = 3 [pid 6604] write(3, "1000", 4) = 4 [pid 6604] close(3) = 0 [pid 6604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6604] write(1, "executing program\n", 18executing program ) = 18 [pid 6604] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6604] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6596] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6604] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6596] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6596] <... futex resumed>) = 0 [pid 6604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6604] <... mmap resumed>) = 0x7f9655edb000 [pid 6604] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6596] <... mmap resumed>) = 0x7f9655eba000 [pid 6604] <... mprotect resumed>) = 0 [pid 6596] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6596] <... mprotect resumed>) = 0 [pid 6604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6596] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6605 attached [pid 6605] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6604] <... clone3 resumed> => {parent_tid=[6605]}, 88) = 6605 [pid 6596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6605] <... rseq resumed>) = 0 [pid 6604] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6606 attached [pid 6605] set_robust_list(0x7f9655efb9a0, 24 [pid 6604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6606] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6605] <... set_robust_list resumed>) = 0 [pid 6604] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... clone3 resumed> => {parent_tid=[6606]}, 88) = 6606 [pid 6606] <... rseq resumed>) = 0 [pid 6605] rt_sigprocmask(SIG_SETMASK, [], [pid 6604] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6599] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6596] rt_sigprocmask(SIG_SETMASK, [], [pid 6605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6604] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6606] set_robust_list(0x7f9655eda9a0, 24 [pid 6605] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6599] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... set_robust_list resumed>) = 0 [pid 6605] <... openat resumed>) = 3 [pid 6599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6596] <... futex resumed>) = 0 [pid 6606] rt_sigprocmask(SIG_SETMASK, [], [pid 6605] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... mmap resumed>) = 0x7f9655eba000 [pid 6597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6596] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] <... futex resumed>) = 1 [pid 6604] <... futex resumed>) = 0 [pid 6599] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6605] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6604] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... mmap resumed>) = 0x7f9655eba000 [pid 6605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6604] <... futex resumed>) = 0 [pid 6597] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6605] dup(3 [pid 6604] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6605] <... dup resumed>) = 4 [pid 6599] <... mprotect resumed>) = 0 [pid 6598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6597] <... mprotect resumed>) = 0 [pid 6606] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6605] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6598] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6605] <... futex resumed>) = 1 [pid 6604] <... futex resumed>) = 0 [pid 6599] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... rt_sigprocmask resumed>[], 8) = 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6606] <... madvise resumed>) = 0 [pid 6605] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6604] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... mmap resumed>) = 0x7f9655eba000 [pid 6597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6607 attached [pid 6598] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6607] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6598] <... mprotect resumed>) = 0 [pid 6607] <... rseq resumed>) = 0 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6607] set_robust_list(0x7f9655eda9a0, 24 [pid 6598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6607] <... set_robust_list 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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6607] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6609 attached ./strace-static-x86_64: Process 6608 attached NULL, 8) = 0 [pid 6598] <... clone3 resumed> => {parent_tid=[6609]}, 88) = 6609 [pid 6609] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6608] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6607] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 6609] <... rseq resumed>) = 0 [pid 6608] <... rseq resumed>) = 0 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6606] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] set_robust_list(0x7f9655eda9a0, 24 [pid 6606] <... futex resumed>) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6596] <... futex resumed>) = 0 [pid 6604] <... futex resumed>) = 0 [pid 6599] <... clone3 resumed> => {parent_tid=[6607]}, 88) = 6607 [pid 6597] <... clone3 resumed> => {parent_tid=[6608]}, 88) = 6608 [pid 6608] <... set_robust_list resumed>) = 0 [pid 6606] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6609] set_robust_list(0x7f9655eda9a0, 24 [pid 6608] rt_sigprocmask(SIG_SETMASK, [], [pid 6604] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6597] rt_sigprocmask(SIG_SETMASK, [], [pid 6609] <... set_robust_list resumed>) = 0 [pid 6597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] rt_sigprocmask(SIG_SETMASK, [], [pid 6608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6608] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6599] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6608] <... madvise resumed>) = 0 [pid 6607] <... futex resumed>) = 0 [pid 6599] <... futex resumed>) = 1 [pid 6597] <... futex resumed>) = 0 [pid 6599] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6609] <... madvise resumed>) = 0 [pid 6609] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6609] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6597] <... futex resumed>) = 0 [pid 6608] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6607] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6607] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] <... futex resumed>) = 0 [pid 6604] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6604] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6604] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6610 attached [pid 6610] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6604] <... clone3 resumed> => {parent_tid=[6610]}, 88) = 6610 [pid 6610] <... rseq resumed>) = 0 [pid 6604] rt_sigprocmask(SIG_SETMASK, [], [pid 6610] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6604] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6604] <... futex resumed>) = 0 [pid 6605] <... mmap resumed>) = 0x20000000 [pid 6603] <... mmap resumed>) = 0x20000000 [pid 6602] <... mmap resumed>) = 0x20000000 [pid 6601] <... mmap resumed>) = 0x20000000 [pid 6600] <... mmap resumed>) = 0x20000000 [pid 6604] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] exit_group(0 [pid 6605] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = ? [pid 6602] <... futex resumed>) = ? [pid 6601] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... exit_group resumed>) = ? [pid 6605] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] <... futex resumed>) = 0 [pid 6610] <... madvise resumed>) = 0 [pid 6607] +++ exited with 0 +++ [pid 6603] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6602] +++ exited with 0 +++ [pid 6601] <... futex resumed>) = 0 [pid 6600] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] exit_group(0 [pid 6597] exit_group(0 [pid 6609] <... futex resumed>) = ? [pid 6608] <... futex resumed>) = ? [pid 6603] <... futex resumed>) = ? [pid 6600] <... futex resumed>) = 0 [pid 6598] <... exit_group resumed>) = ? [pid 6597] <... exit_group resumed>) = ? [pid 6596] exit_group(0 [pid 6609] +++ exited with 0 +++ [pid 6608] +++ exited with 0 +++ [pid 6603] +++ exited with 0 +++ [pid 6601] +++ exited with 0 +++ [pid 6600] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... futex resumed>) = ? [pid 6600] <... futex resumed>) = ? [pid 6596] <... exit_group resumed>) = ? [pid 6610] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] +++ exited with 0 +++ [pid 6610] <... futex resumed>) = 1 [pid 6604] <... futex resumed>) = 0 [pid 6600] +++ exited with 0 +++ [pid 6599] +++ exited with 0 +++ [pid 6597] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6597, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6610] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6599, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6604] exit_group(0 [pid 6598] +++ exited with 0 +++ [pid 6610] <... futex resumed>) = ? [pid 6605] <... futex resumed>) = ? [pid 6604] <... exit_group resumed>) = ? [pid 6610] +++ exited with 0 +++ [pid 6605] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6598, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6596] +++ exited with 0 +++ [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6596, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5849] getdents64(3, [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./51/binderfs" [pid 5850] <... restart_syscall resumed>) = 0 [pid 5851] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5851] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] newfstatat(3, "", [pid 5850] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] close(3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] getdents64(3, [pid 5850] newfstatat(3, "", [pid 5848] <... openat resumed>) = 3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] rmdir("./51" [pid 5848] newfstatat(3, "", [pid 5851] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] getdents64(3, [pid 5851] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5850] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] mkdir("./52", 0777 [pid 5848] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] unlink("./50/binderfs" [pid 5850] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5851] getdents64(3, [pid 5850] unlink("./51/binderfs" [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] unlink("./51/binderfs" [pid 5851] close(3 [pid 5850] getdents64(3, [pid 5848] <... unlink resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] getdents64(3, [pid 5851] rmdir("./50" [pid 5850] close(3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5848] close(3 [pid 5850] rmdir("./51" [pid 5848] <... close resumed>) = 0 ./strace-static-x86_64: Process 6611 attached [pid 5851] mkdir("./51", 0777 [pid 5850] <... rmdir resumed>) = 0 [pid 5848] rmdir("./51" [pid 5851] <... mkdir resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6611 [pid 5848] <... rmdir resumed>) = 0 [pid 6611] set_robust_list(0x555564940760, 24 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] mkdir("./52", 0777 [pid 6611] <... set_robust_list resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] mkdir("./52", 0777 [pid 6611] chdir("./52" [pid 5848] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6612 attached [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6613 attached ./strace-static-x86_64: Process 6614 attached [pid 6612] set_robust_list(0x555564940760, 24 [pid 6611] <... chdir resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6614 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6612 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6613 [pid 6614] set_robust_list(0x555564940760, 24 [pid 6613] set_robust_list(0x555564940760, 24 [pid 6612] <... set_robust_list resumed>) = 0 [pid 6611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6614] <... set_robust_list resumed>) = 0 [pid 6613] <... set_robust_list resumed>) = 0 [pid 6612] chdir("./52" [pid 6611] <... prctl resumed>) = 0 [pid 6614] chdir("./51" [pid 6612] <... chdir resumed>) = 0 [pid 6613] chdir("./52" [pid 6612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6614] <... chdir resumed>) = 0 [pid 6613] <... chdir resumed>) = 0 [pid 6612] setpgid(0, 0 [pid 6614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6612] <... setpgid resumed>) = 0 [pid 6611] setpgid(0, 0 [pid 6614] <... prctl resumed>) = 0 [pid 6613] <... prctl resumed>) = 0 [pid 6611] <... setpgid resumed>) = 0 [pid 6614] setpgid(0, 0 [pid 6613] setpgid(0, 0 [pid 6612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6614] <... setpgid resumed>) = 0 [pid 6613] <... setpgid resumed>) = 0 [pid 6611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6612] <... openat resumed>) = 3 [pid 6611] <... openat resumed>) = 3 [pid 6614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6612] write(3, "1000", 4) = 4 [pid 6612] close(3) = 0 [pid 6612] symlink("/dev/binderfs", "./binderfs" [pid 6614] write(3, "1000", 4 [pid 6613] <... openat resumed>) = 3 [pid 6611] write(3, "1000", 4 [pid 6614] <... write resumed>) = 4 [pid 6613] write(3, "1000", 4 [pid 6614] close(3 [pid 6613] <... write resumed>) = 4 [pid 6614] <... close resumed>) = 0 [pid 6613] close(3 [pid 6614] symlink("/dev/binderfs", "./binderfs" [pid 6613] <... close resumed>) = 0 [pid 6614] <... symlink resumed>) = 0 [pid 6613] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6614] write(1, "executing program\n", 18 [pid 6612] <... symlink resumed>) = 0 [pid 6611] <... write resumed>) = 4 [pid 6604] +++ exited with 0 +++ executing program executing program executing program [pid 6612] write(1, "executing program\n", 18 [pid 6611] close(3 [pid 6614] <... write resumed>) = 18 [pid 6613] write(1, "executing program\n", 18 [pid 6612] <... write resumed>) = 18 [pid 6611] <... close resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6604, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6614] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... write resumed>) = 18 [pid 6612] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] symlink("/dev/binderfs", "./binderfs" [pid 6614] <... futex resumed>) = 0 [pid 6613] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6612] <... futex resumed>) = 0 [pid 6611] <... symlink resumed>) = 0 [pid 6614] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6613] <... futex resumed>) = 0 [pid 6612] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6611] write(1, "executing program\n", 18 [pid 6614] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6613] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6612] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6611] <... write resumed>) = 18 [pid 5852] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6613] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6612] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6611] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6611] <... futex resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6611] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6614] <... mmap resumed>) = 0x7f9655edb000 [pid 6613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6612] <... mmap resumed>) = 0x7f9655edb000 [pid 6611] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5852] <... openat resumed>) = 3 [pid 6614] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6613] <... mmap resumed>) = 0x7f9655edb000 [pid 6611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5852] newfstatat(3, "", [pid 6614] <... mprotect resumed>) = 0 [pid 6613] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6612] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] <... mprotect resumed>) = 0 [pid 6612] <... mprotect resumed>) = 0 [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6612] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6611] <... mmap resumed>) = 0x7f9655edb000 [pid 6613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] getdents64(3, [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6612] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6611] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6616 attached ./strace-static-x86_64: Process 6615 attached [pid 6614] <... clone3 resumed> => {parent_tid=[6615]}, 88) = 6615 [pid 6613] <... clone3 resumed> => {parent_tid=[6616]}, 88) = 6616 [pid 6612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6611] <... mprotect resumed>) = 0 [pid 5852] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6617 attached [pid 6616] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6615] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6613] rt_sigprocmask(SIG_SETMASK, [], [pid 6611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6617] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6616] <... rseq resumed>) = 0 [pid 6615] <... rseq resumed>) = 0 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] <... clone3 resumed> => {parent_tid=[6617]}, 88) = 6617 [pid 6611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5852] newfstatat(AT_FDCWD, "./51/binderfs", [pid 6617] <... rseq resumed>) = 0 [pid 6616] set_robust_list(0x7f9655efb9a0, 24 [pid 6615] set_robust_list(0x7f9655efb9a0, 24 [pid 6614] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] rt_sigprocmask(SIG_SETMASK, [], [pid 6611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6618 attached [pid 6617] set_robust_list(0x7f9655efb9a0, 24 [pid 6616] <... set_robust_list resumed>) = 0 [pid 6615] <... set_robust_list resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = 0 [pid 6612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] unlink("./51/binderfs" [pid 6618] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6617] <... set_robust_list resumed>) = 0 [pid 6616] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 6614] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] rt_sigprocmask(SIG_SETMASK, [], [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6611] <... clone3 resumed> => {parent_tid=[6618]}, 88) = 6618 [pid 6618] <... rseq resumed>) = 0 [pid 6617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... unlink resumed>) = 0 [pid 6618] set_robust_list(0x7f9655efb9a0, 24 [pid 6617] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6616] <... openat resumed>) = 3 [pid 6615] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6618] <... set_robust_list resumed>) = 0 [pid 6617] <... openat resumed>) = 3 [pid 6616] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... openat resumed>) = 3 [pid 6611] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6618] rt_sigprocmask(SIG_SETMASK, [], [pid 6617] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = 1 [pid 6615] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... futex resumed>) = 0 [pid 6611] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6617] <... futex resumed>) = 1 [pid 6616] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6615] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 0 [pid 6613] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... futex resumed>) = 0 [pid 6611] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] close(3 [pid 6618] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6617] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... futex resumed>) = 0 [pid 6612] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... close resumed>) = 0 [pid 6618] <... openat resumed>) = 3 [pid 6617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] dup(3 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] <... futex resumed>) = 0 [pid 6613] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] <... futex resumed>) = 0 [pid 6618] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] dup(3 [pid 6616] <... dup resumed>) = 4 [pid 6615] dup(3 [pid 6614] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] rmdir("./51" [pid 6618] <... futex resumed>) = 1 [pid 6617] <... dup resumed>) = 4 [pid 6616] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... dup resumed>) = 4 [pid 6611] <... futex resumed>) = 0 [pid 6618] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6617] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = 1 [pid 6615] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... futex resumed>) = 0 [pid 6611] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... futex resumed>) = 1 [pid 6616] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6613] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... futex resumed>) = 0 [pid 6611] <... futex resumed>) = 0 [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6617] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6615] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 0 [pid 6613] <... futex resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 6618] dup(3 [pid 6617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6618] <... dup resumed>) = 4 [pid 6617] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 5852] mkdir("./52", 0777 [pid 6618] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6614] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... mkdir resumed>) = 0 [pid 6618] <... futex resumed>) = 1 [pid 6618] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6612] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6619 attached [pid 6611] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] <... futex resumed>) = 0 [pid 6611] <... futex resumed>) = 1 [pid 6611] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6618] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6619] set_robust_list(0x555564940760, 24 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6619 [pid 6619] <... set_robust_list resumed>) = 0 [pid 6619] chdir("./52") = 0 [pid 6619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6619] setpgid(0, 0) = 0 [pid 6619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6619] write(3, "1000", 4) = 4 [pid 6619] close(3 [pid 6613] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6619] <... close resumed>) = 0 [pid 6613] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] symlink("/dev/binderfs", "./binderfs" [pid 6613] <... futex resumed>) = 0 [pid 6613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6619] <... symlink resumed>) = 0 [pid 6613] <... mmap resumed>) = 0x7f9655eba000 executing program [pid 6613] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6619] write(1, "executing program\n", 18 [pid 6613] <... mprotect resumed>) = 0 [pid 6619] <... write resumed>) = 18 [pid 6613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6619] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6619] <... futex resumed>) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6620 attached [pid 6619] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6620] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6613] <... clone3 resumed> => {parent_tid=[6620]}, 88) = 6620 [pid 6620] <... rseq resumed>) = 0 [pid 6619] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6614] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6612] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6620] set_robust_list(0x7f9655eda9a0, 24 [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6620] <... set_robust_list resumed>) = 0 [pid 6619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6614] <... futex resumed>) = 0 [pid 6613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6611] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] rt_sigprocmask(SIG_SETMASK, [], [pid 6619] <... mmap resumed>) = 0x7f9655edb000 [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6613] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6611] <... futex resumed>) = 0 [pid 6620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6614] <... mmap resumed>) = 0x7f9655eba000 [pid 6613] <... futex resumed>) = 0 [pid 6611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6620] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6619] <... mprotect resumed>) = 0 [pid 6614] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6613] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] <... mmap resumed>) = 0x7f9655eba000 [pid 6620] <... madvise resumed>) = 0 [pid 6611] <... mmap resumed>) = 0x7f9655eba000 [pid 6619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6611] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6620] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6614] <... mprotect resumed>) = 0 [pid 6612] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6611] <... mprotect resumed>) = 0 [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6612] <... mprotect resumed>) = 0 [pid 6611] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6621 attached [pid 6620] <... futex resumed>) = 1 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6612] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6621] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6622 attached ) = 0 [pid 6620] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6612] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6622] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6621] set_robust_list(0x7f9655efb9a0, 24 [pid 6619] <... clone3 resumed> => {parent_tid=[6621]}, 88) = 6621 [pid 6614] <... clone3 resumed> => {parent_tid=[6622]}, 88) = 6622 [pid 6612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6623 attached [pid 6622] <... rseq resumed>) = 0 [pid 6621] <... set_robust_list resumed>) = 0 [pid 6619] rt_sigprocmask(SIG_SETMASK, [], [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6623] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6622] set_robust_list(0x7f9655eda9a0, 24 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6611] <... clone3 resumed> => {parent_tid=[6623]}, 88) = 6623 [pid 6623] <... rseq resumed>) = 0 [pid 6622] <... set_robust_list resumed>) = 0 [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... clone3 resumed> => {parent_tid=[6624]}, 88) = 6624 [pid 6611] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6624 attached [pid 6623] set_robust_list(0x7f9655eda9a0, 24 [pid 6622] rt_sigprocmask(SIG_SETMASK, [], [pid 6613] <... futex resumed>) = 0 [pid 6622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6612] rt_sigprocmask(SIG_SETMASK, [], [pid 6611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6621] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6624] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6623] <... set_robust_list resumed>) = 0 [pid 6622] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6619] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6611] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... openat resumed>) = 3 [pid 6623] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... futex resumed>) = 0 [pid 6623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6621] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... futex resumed>) = 0 [pid 6611] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] <... rseq resumed>) = 0 [pid 6623] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6621] <... futex resumed>) = 0 [pid 6619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6612] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6624] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6623] <... madvise resumed>) = 0 [pid 6621] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6619] <... futex resumed>) = 0 [pid 6621] dup(3 [pid 6619] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] <... dup resumed>) = 4 [pid 6621] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6619] <... futex resumed>) = 0 [pid 6624] <... madvise resumed>) = 0 [pid 6624] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] <... madvise resumed>) = 0 [pid 6621] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] <... futex resumed>) = 1 [pid 6623] <... futex resumed>) = 1 [pid 6622] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6619] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6611] <... futex resumed>) = 0 [pid 6624] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6622] <... futex resumed>) = 1 [pid 6621] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6619] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = 0 [pid 6622] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... mmap resumed>) = 0x20000000 [pid 6617] <... mmap resumed>) = 0x20000000 [pid 6615] <... mmap resumed>) = 0x20000000 [pid 6616] <... mmap resumed>) = 0x20000000 [pid 6618] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] exit_group(0 [pid 6611] exit_group(0 [pid 6624] <... futex resumed>) = ? [pid 6623] <... futex resumed>) = ? [pid 6618] <... futex resumed>) = ? [pid 6617] <... futex resumed>) = ? [pid 6616] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6612] <... exit_group resumed>) = ? [pid 6611] <... exit_group resumed>) = ? [pid 6624] +++ exited with 0 +++ [pid 6623] +++ exited with 0 +++ [pid 6618] +++ exited with 0 +++ [pid 6617] +++ exited with 0 +++ [pid 6616] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6615] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] exit_group(0 [pid 6613] exit_group(0 [pid 6612] +++ exited with 0 +++ [pid 6611] +++ exited with 0 +++ [pid 6622] <... futex resumed>) = ? [pid 6620] <... futex resumed>) = ? [pid 6616] <... futex resumed>) = ? [pid 6615] <... futex resumed>) = ? [pid 6614] <... exit_group resumed>) = ? [pid 6613] <... exit_group resumed>) = ? [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6612, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6611, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6622] +++ exited with 0 +++ [pid 6620] +++ exited with 0 +++ [pid 6616] +++ exited with 0 +++ [pid 6615] +++ exited with 0 +++ [pid 6614] +++ exited with 0 +++ [pid 5850] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6614, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5850] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 6619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... restart_syscall resumed>) = 0 [pid 6619] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6619] <... futex resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./52/binderfs" [pid 5851] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] <... unlink resumed>) = 0 [pid 5849] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... openat resumed>) = 3 [pid 5850] getdents64(3, [pid 5851] newfstatat(3, "", [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] close(3 [pid 5851] getdents64(3, [pid 5850] <... close resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] rmdir("./52" [pid 5851] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] mkdir("./53", 0777 [pid 5849] newfstatat(3, "", [pid 5851] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5850] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6625 attached [pid 5851] unlink("./51/binderfs" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6625 [pid 6625] set_robust_list(0x555564940760, 24 [pid 5851] <... unlink resumed>) = 0 [pid 5851] getdents64(3, [pid 6625] <... set_robust_list resumed>) = 0 [pid 6613] +++ exited with 0 +++ [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] getdents64(3, [pid 6625] chdir("./53" [pid 5851] close(3 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6613, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5851] <... close resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5851] rmdir("./51" [pid 5849] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... rmdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] mkdir("./52", 0777 [pid 5849] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5851] <... mkdir resumed>) = 0 [pid 6625] <... chdir resumed>) = 0 [pid 6621] <... mmap resumed>) = 0x20000000 [pid 6619] <... mmap resumed>) = 0x7f9655eba000 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6619] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] unlink("./52/binderfs" [pid 6625] <... prctl resumed>) = 0 [pid 6621] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6626 attached [pid 6625] setpgid(0, 0 [pid 6621] <... futex resumed>) = 0 [pid 6619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] <... unlink resumed>) = 0 [pid 6626] set_robust_list(0x555564940760, 24 [pid 6625] <... setpgid resumed>) = 0 [pid 6621] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6626 [pid 5848] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", [pid 5849] getdents64(3, [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6626] <... set_robust_list resumed>) = 0 [pid 6625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5848] getdents64(3, ./strace-static-x86_64: Process 6627 attached [pid 6626] chdir("./52" [pid 5849] close(3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... close resumed>) = 0 [pid 6619] <... clone3 resumed> => {parent_tid=[6627]}, 88) = 6627 [pid 6626] <... chdir resumed>) = 0 [pid 6625] <... openat resumed>) = 3 [pid 6619] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] rmdir("./52" [pid 6626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6625] write(3, "1000", 4 [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6627] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 5848] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6627] <... rseq resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6619] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6627] set_robust_list(0x7f9655eda9a0, 24 [pid 6626] <... prctl resumed>) = 0 [pid 6625] <... write resumed>) = 4 [pid 5848] newfstatat(AT_FDCWD, "./52/binderfs", [pid 6627] <... set_robust_list resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] unlink("./52/binderfs" [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6627] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5848] getdents64(3, [pid 6626] setpgid(0, 0 [pid 6625] close(3 [pid 6619] <... futex resumed>) = 0 [pid 5849] mkdir("./53", 0777 [pid 6626] <... setpgid resumed>) = 0 [pid 6625] <... close resumed>) = 0 [pid 6619] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6625] symlink("/dev/binderfs", "./binderfs" [pid 5848] close(3 [pid 6626] <... openat resumed>) = 3 [pid 6625] <... symlink resumed>) = 0 executing program [pid 6625] write(1, "executing program\n", 18 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... close resumed>) = 0 ./strace-static-x86_64: Process 6628 attached [pid 6627] <... madvise resumed>) = 0 [pid 6626] write(3, "1000", 4 [pid 6625] <... write resumed>) = 18 [pid 5848] rmdir("./52" [pid 6627] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... write resumed>) = 4 [pid 6625] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] <... futex resumed>) = 1 [pid 6628] set_robust_list(0x555564940760, 24 [pid 6627] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6628] <... set_robust_list resumed>) = 0 [pid 6626] close(3 [pid 6625] <... futex resumed>) = 0 [pid 6619] <... futex resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6628 [pid 5848] <... rmdir resumed>) = 0 [pid 6628] chdir("./53" [pid 6626] <... close resumed>) = 0 [pid 6625] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6619] exit_group(0 [pid 6626] symlink("/dev/binderfs", "./binderfs" [pid 6625] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6619] <... exit_group resumed>) = ? [pid 5848] mkdir("./53", 0777 [pid 6621] <... futex resumed>) = ? [pid 6628] <... chdir resumed>) = 0 [pid 6627] <... futex resumed>) = ? [pid 6626] <... symlink resumed>) = 0 [pid 6625] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6621] +++ exited with 0 +++ [pid 5848] <... mkdir resumed>) = 0 [pid 6628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6626] write(1, "executing program\n", 18executing program [pid 6625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] <... write resumed>) = 18 [pid 6625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6628] <... prctl resumed>) = 0 [pid 6626] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... mmap resumed>) = 0x7f9655edb000 [pid 6626] <... futex resumed>) = 0 [pid 6625] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6629 attached [pid 6628] setpgid(0, 0 [pid 6626] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6629 [pid 6629] set_robust_list(0x555564940760, 24 [pid 6628] <... setpgid resumed>) = 0 [pid 6629] <... set_robust_list resumed>) = 0 [pid 6626] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6625] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6626] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6625] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6629] chdir("./53" [pid 6626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6629] <... chdir resumed>) = 0 [pid 6628] <... openat resumed>) = 3 [pid 6626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6630 attached [pid 6629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6626] <... mmap resumed>) = 0x7f9655edb000 [pid 6629] <... prctl resumed>) = 0 [pid 6626] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6628] write(3, "1000", 4 [pid 6629] setpgid(0, 0 [pid 6630] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6629] <... setpgid resumed>) = 0 [pid 6628] <... write resumed>) = 4 [pid 6626] <... mprotect resumed>) = 0 [pid 6625] <... clone3 resumed> => {parent_tid=[6630]}, 88) = 6630 [pid 6630] <... rseq resumed>) = 0 [pid 6629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6626] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6625] rt_sigprocmask(SIG_SETMASK, [], [pid 6630] set_robust_list(0x7f9655efb9a0, 24 [pid 6626] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6630] <... set_robust_list resumed>) = 0 [pid 6626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6625] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6631 attached [pid 6630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6625] <... futex resumed>) = 0 [pid 6631] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6630] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6625] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] <... rseq resumed>) = 0 [pid 6626] <... clone3 resumed> => {parent_tid=[6631]}, 88) = 6631 [pid 6631] set_robust_list(0x7f9655efb9a0, 24 [pid 6628] close(3 [pid 6626] rt_sigprocmask(SIG_SETMASK, [], [pid 6631] <... set_robust_list resumed>) = 0 [pid 6629] <... openat resumed>) = 3 [pid 6626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6628] <... close resumed>) = 0 [pid 6631] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] write(3, "1000", 4 [pid 6628] symlink("/dev/binderfs", "./binderfs" [pid 6626] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] <... futex resumed>) = 0 [pid 6631] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6626] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] <... write resumed>) = 4 [pid 6628] <... symlink resumed>) = 0 [pid 6629] close(3 [pid 6628] write(1, "executing program\n", 18 [pid 6629] <... close resumed>) = 0 executing program [pid 6628] <... write resumed>) = 18 [pid 6629] symlink("/dev/binderfs", "./binderfs" [pid 6628] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... symlink resumed>) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6628] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6629] write(1, "executing program\n", 18 [pid 6628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6629] <... write resumed>) = 18 [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6629] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6629] <... futex resumed>) = 0 [pid 6628] <... mmap resumed>) = 0x7f9655edb000 [pid 6629] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6628] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6629] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6628] <... mprotect resumed>) = 0 [pid 6629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6628] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6629] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6632 attached ) = 0 [pid 6632] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6629] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6628] <... clone3 resumed> => {parent_tid=[6632]}, 88) = 6632 [pid 6632] <... rseq resumed>) = 0 [pid 6632] set_robust_list(0x7f9655efb9a0, 24 [pid 6628] rt_sigprocmask(SIG_SETMASK, [], [pid 6632] <... set_robust_list resumed>) = 0 [pid 6629] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6628] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6630] <... openat resumed>) = 3 [pid 6631] <... openat resumed>) = 3 [pid 6630] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6633 attached [pid 6632] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6631] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... futex resumed>) = 1 [pid 6629] <... clone3 resumed> => {parent_tid=[6633]}, 88) = 6633 [pid 6628] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] +++ exited with 0 +++ [pid 6625] <... futex resumed>) = 0 [pid 6619] +++ exited with 0 +++ [pid 6633] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6632] <... openat resumed>) = 3 [pid 6631] <... futex resumed>) = 1 [pid 6630] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6626] <... futex resumed>) = 0 [pid 6625] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... rseq resumed>) = 0 [pid 6632] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6619, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6633] set_robust_list(0x7f9655efb9a0, 24 [pid 6632] <... futex resumed>) = 1 [pid 6631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6630] dup(3 [pid 6629] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = 0 [pid 6626] <... futex resumed>) = 0 [pid 6625] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6633] <... set_robust_list resumed>) = 0 [pid 6632] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] dup(3 [pid 6630] <... dup resumed>) = 4 [pid 6629] <... futex resumed>) = 0 [pid 6628] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] rt_sigprocmask(SIG_SETMASK, [], [pid 6632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] <... dup resumed>) = 4 [pid 6630] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... futex resumed>) = 0 [pid 6633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6632] dup(3 [pid 6631] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6632] <... dup resumed>) = 4 [pid 6632] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6628] <... futex resumed>) = 0 [pid 6630] <... futex resumed>) = 1 [pid 6631] <... futex resumed>) = 1 [pid 5852] <... restart_syscall resumed>) = 0 [pid 6625] <... futex resumed>) = 0 [pid 6626] <... futex resumed>) = 0 [pid 6631] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6630] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] <... futex resumed>) = 0 [pid 6625] <... futex resumed>) = 0 [pid 6631] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6630] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6626] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] <... openat resumed>) = 3 [pid 6632] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6628] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6633] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6633] <... futex resumed>) = 1 [pid 6629] <... futex resumed>) = 0 [pid 6628] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6633] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6633] dup(3 [pid 6629] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] <... dup resumed>) = 4 [pid 5852] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 6633] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6633] <... futex resumed>) = 0 [pid 6629] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6629] <... futex resumed>) = 0 [pid 5852] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./52/binderfs") = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3) = 0 [pid 6629] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] rmdir("./52") = 0 [pid 5852] mkdir("./53", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6634 attached , child_tidptr=0x555564940750) = 6634 [pid 6634] set_robust_list(0x555564940760, 24) = 0 [pid 6634] chdir("./53") = 0 [pid 6634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6625] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6634] <... prctl resumed>) = 0 [pid 6626] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6625] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6625] <... futex resumed>) = 0 [pid 6626] <... mmap resumed>) = 0x7f9655eba000 [pid 6625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6626] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6626] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6634] setpgid(0, 0 [pid 6628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6626] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6634] <... setpgid resumed>) = 0 [pid 6628] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6628] <... futex resumed>) = 0 [pid 6634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6626] <... clone3 resumed> => {parent_tid=[6635]}, 88) = 6635 [pid 6626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6628] <... mmap resumed>) = 0x7f9655eba000 [pid 6626] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6635 attached [pid 6628] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6626] <... futex resumed>) = 0 [pid 6635] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6628] <... mprotect resumed>) = 0 [pid 6626] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... rseq resumed>) = 0 [pid 6628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6635] set_robust_list(0x7f9655eda9a0, 24 [pid 6634] <... openat resumed>) = 3 [pid 6629] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6625] <... mmap resumed>) = 0x7f9655eba000 [pid 6635] <... set_robust_list resumed>) = 0 [pid 6634] write(3, "1000", 4 [pid 6629] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6625] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6636 attached [pid 6635] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] <... futex resumed>) = 0 [pid 6625] <... mprotect resumed>) = 0 [pid 6636] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6634] <... write resumed>) = 4 [pid 6629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6628] <... clone3 resumed> => {parent_tid=[6636]}, 88) = 6636 [pid 6629] <... mmap resumed>) = 0x7f9655eba000 [pid 6628] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6635] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6628] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... rseq resumed>) = 0 [pid 6629] <... mprotect resumed>) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6635] <... madvise resumed>) = 0 [pid 6634] close(3 [pid 6629] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6628] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] set_robust_list(0x7f9655eda9a0, 24 [pid 6625] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6636] <... set_robust_list resumed>) = 0 [pid 6634] <... close resumed>) = 0 [pid 6629] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6625] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], [pid 6634] symlink("/dev/binderfs", "./binderfs" [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6637 attached [pid 6636] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6634] <... symlink resumed>) = 0 [pid 6629] <... clone3 resumed> => {parent_tid=[6637]}, 88) = 6637 ./strace-static-x86_64: Process 6638 attached [pid 6637] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6625] <... clone3 resumed> => {parent_tid=[6638]}, 88) = 6638 [pid 6638] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6625] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6638] <... rseq resumed>) = 0 [pid 6635] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6638] set_robust_list(0x7f9655eda9a0, 24 [pid 6637] <... rseq resumed>) = 0 [pid 6634] write(1, "executing program\n", 18 [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6625] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] <... set_robust_list resumed>) = 0 [pid 6637] set_robust_list(0x7f9655eda9a0, 24 [pid 6636] <... madvise resumed>) = 0 [pid 6635] <... futex resumed>) = 1 [pid 6634] <... write resumed>) = 18 [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] <... futex resumed>) = 0 [pid 6625] <... futex resumed>) = 0 [pid 6637] <... set_robust_list resumed>) = 0 [pid 6636] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] <... futex resumed>) = 1 [pid 6634] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6625] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6637] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6635] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6638] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6634] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6638] <... madvise resumed>) = 0 [pid 6637] <... madvise resumed>) = 0 [pid 6634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6634] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6637] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... mprotect resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6637] <... futex resumed>) = 1 [pid 6638] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6625] <... futex resumed>) = 0 [pid 6637] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6639 attached [pid 6639] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6634] <... clone3 resumed> => {parent_tid=[6639]}, 88) = 6639 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 6639] set_robust_list(0x7f9655efb9a0, 24 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] <... set_robust_list resumed>) = 0 [pid 6639] rt_sigprocmask(SIG_SETMASK, [], [pid 6634] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6634] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6639] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6639] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6639] <... futex resumed>) = 0 [pid 6634] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] dup(3) = 4 [pid 6639] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6634] <... futex resumed>) = 0 [pid 6634] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6634] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6634] <... futex resumed>) = 0 [pid 6634] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6633] <... mmap resumed>) = 0x20000000 [pid 6632] <... mmap resumed>) = 0x20000000 [pid 6631] <... mmap resumed>) = 0x20000000 [pid 6630] <... mmap resumed>) = 0x20000000 [pid 6633] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] exit_group(0 [pid 6628] exit_group(0 [pid 6626] exit_group(0 [pid 6637] <... futex resumed>) = ? [pid 6636] <... futex resumed>) = ? [pid 6635] <... futex resumed>) = ? [pid 6633] <... futex resumed>) = ? [pid 6632] <... futex resumed>) = ? [pid 6631] <... futex resumed>) = ? [pid 6630] <... futex resumed>) = 0 [pid 6629] <... exit_group resumed>) = ? [pid 6628] <... exit_group resumed>) = ? [pid 6626] <... exit_group resumed>) = ? [pid 6637] +++ exited with 0 +++ [pid 6636] +++ exited with 0 +++ [pid 6635] +++ exited with 0 +++ [pid 6633] +++ exited with 0 +++ [pid 6632] +++ exited with 0 +++ [pid 6631] +++ exited with 0 +++ [pid 6630] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6628] +++ exited with 0 +++ [pid 6626] +++ exited with 0 +++ [pid 6625] exit_group(0 [pid 6638] <... futex resumed>) = ? [pid 6630] <... futex resumed>) = ? [pid 6625] <... exit_group resumed>) = ? [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6626, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- 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 */} --- [pid 6638] +++ exited with 0 +++ [pid 6630] +++ exited with 0 +++ [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6625] +++ exited with 0 +++ [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... restart_syscall resumed>) = 0 [pid 5851] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6629] +++ exited with 0 +++ [pid 5851] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... restart_syscall resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6625, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6629, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5851] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] unlink("./52/binderfs") = 0 [pid 5850] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] close(3) = 0 [pid 5850] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5851] rmdir("./52" [pid 6634] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] <... rmdir resumed>) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5851] mkdir("./53", 0777 [pid 6634] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6634] <... futex resumed>) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 6639] <... mmap resumed>) = 0x20000000 [pid 6634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6639] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... mmap resumed>) = 0x7f9655eba000 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6639] <... futex resumed>) = 0 [pid 6634] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5850] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6640 attached [pid 6639] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] <... mprotect resumed>) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5848] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6640] set_robust_list(0x555564940760, 24 [pid 6634] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6640 [pid 5850] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6640] <... set_robust_list resumed>) = 0 [pid 6634] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./53/binderfs" [pid 5848] newfstatat(3, "", [pid 6640] chdir("./53" [pid 6634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5850] unlink("./53/binderfs" [pid 5849] <... unlink resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6641 attached [pid 6640] <... chdir resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5848] getdents64(3, [pid 6641] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6634] <... clone3 resumed> => {parent_tid=[6641]}, 88) = 6641 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6641] <... rseq resumed>) = 0 [pid 6640] <... prctl resumed>) = 0 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6641] set_robust_list(0x7f9655eda9a0, 24 [pid 6640] setpgid(0, 0 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6641] <... set_robust_list resumed>) = 0 [pid 6640] <... setpgid resumed>) = 0 [pid 6634] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] close(3 [pid 5849] rmdir("./53" [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6641] rt_sigprocmask(SIG_SETMASK, [], [pid 6640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6634] <... futex resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6634] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] rmdir("./53" [pid 5848] newfstatat(AT_FDCWD, "./53/binderfs", [pid 6641] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6640] <... openat resumed>) = 3 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] mkdir("./54", 0777 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] mkdir("./54", 0777 [pid 5849] <... mkdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6641] <... madvise resumed>) = 0 [pid 6640] write(3, "1000", 4 [pid 5850] <... mkdir resumed>) = 0 [pid 5848] unlink("./53/binderfs" [pid 6641] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... write resumed>) = 4 [pid 6641] <... futex resumed>) = 1 [pid 6640] close(3 [pid 5848] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6642 attached [pid 6641] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6640] <... close resumed>) = 0 [pid 6634] <... futex resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, [pid 6640] symlink("/dev/binderfs", "./binderfs" [pid 6634] exit_group(0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6640] <... symlink resumed>) = 0 [pid 5848] close(3 [pid 6641] <... futex resumed>) = ? executing program [pid 6640] write(1, "executing program\n", 18 [pid 6634] <... exit_group resumed>) = ? [pid 5848] <... close resumed>) = 0 [pid 6641] +++ exited with 0 +++ [pid 6640] <... write resumed>) = 18 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6642 [pid 6639] <... futex resumed>) = ? [pid 5848] rmdir("./53" [pid 6642] set_robust_list(0x555564940760, 24 [pid 6640] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rmdir resumed>) = 0 [pid 6640] <... futex resumed>) = 0 [pid 5848] mkdir("./54", 0777 [pid 6640] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... mkdir resumed>) = 0 [pid 6640] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6640] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6640] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6644 attached ./strace-static-x86_64: Process 6643 attached => {parent_tid=[6644]}, 88) = 6644 [pid 6640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6640] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6643] set_robust_list(0x555564940760, 24 [pid 6640] <... futex resumed>) = 0 [pid 6644] <... rseq resumed>) = 0 [pid 6643] <... set_robust_list resumed>) = 0 [pid 6640] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6643 [pid 6644] set_robust_list(0x7f9655efb9a0, 24 [pid 6643] chdir("./54" [pid 6644] <... set_robust_list resumed>) = 0 [pid 6644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6643] <... chdir resumed>) = 0 [pid 6644] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6642] <... set_robust_list resumed>) = 0 [pid 6643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6643] setpgid(0, 0./strace-static-x86_64: Process 6645 attached ) = 0 [pid 6642] chdir("./54" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6645 [pid 6643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6642] <... chdir resumed>) = 0 [pid 6645] set_robust_list(0x555564940760, 24 [pid 6642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6645] <... set_robust_list resumed>) = 0 [pid 6643] <... openat resumed>) = 3 [pid 6643] write(3, "1000", 4 [pid 6645] chdir("./54" [pid 6643] <... write resumed>) = 4 [pid 6642] setpgid(0, 0 [pid 6645] <... chdir resumed>) = 0 [pid 6643] close(3) = 0 [pid 6643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6643] write(1, "executing program\n", 18executing program [pid 6642] <... setpgid resumed>) = 0 [pid 6645] <... prctl resumed>) = 0 [pid 6643] <... write resumed>) = 18 [pid 6642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6645] setpgid(0, 0 [pid 6643] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... openat resumed>) = 3 [pid 6645] <... setpgid resumed>) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6643] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6642] write(3, "1000", 4 [pid 6643] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6645] <... openat resumed>) = 3 [pid 6643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6642] <... write resumed>) = 4 [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] close(3 [pid 6643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6642] <... close resumed>) = 0 [pid 6645] write(3, "1000", 4 [pid 6643] <... mmap resumed>) = 0x7f9655edb000 [pid 6642] symlink("/dev/binderfs", "./binderfs" [pid 6645] <... write resumed>) = 4 executing program [pid 6642] <... symlink resumed>) = 0 [pid 6645] close(3 [pid 6644] <... openat resumed>) = 3 [pid 6643] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6640] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6639] +++ exited with 0 +++ [pid 6634] +++ exited with 0 +++ [pid 6645] <... close resumed>) = 0 [pid 6644] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] <... mprotect resumed>) = 0 [pid 6642] write(1, "executing program\n", 18 [pid 6645] symlink("/dev/binderfs", "./binderfs" [pid 6644] <... futex resumed>) = 0 [pid 6642] <... write resumed>) = 18 [pid 6640] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6634, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6643] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6642] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... futex resumed>) = 0 [pid 6644] dup(3 [pid 6643] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6644] <... dup resumed>) = 4 [pid 6645] <... symlink resumed>) = 0 [pid 6640] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] <... futex resumed>) = 0 [pid 6644] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6642] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6646 attached executing program [pid 6645] write(1, "executing program\n", 18 [pid 6644] <... futex resumed>) = 0 [pid 6642] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6640] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6645] <... write resumed>) = 18 [pid 6644] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6643] <... clone3 resumed> => {parent_tid=[6646]}, 88) = 6646 [pid 6642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6640] <... futex resumed>) = 0 [pid 5852] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6646] <... rseq resumed>) = 0 [pid 6646] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6646] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6645] <... futex resumed>) = 0 [pid 6643] rt_sigprocmask(SIG_SETMASK, [], [pid 6642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6640] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6645] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] <... mmap resumed>) = 0x7f9655edb000 [pid 6645] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6643] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6646] <... futex resumed>) = 0 [pid 6645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6643] <... futex resumed>) = 1 [pid 6646] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5852] <... openat resumed>) = 3 [pid 6643] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] <... openat resumed>) = 3 [pid 6645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] newfstatat(3, "", [pid 6642] <... mprotect resumed>) = 0 [pid 6645] <... mmap resumed>) = 0x7f9655edb000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6645] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6646] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... mprotect resumed>) = 0 [pid 6642] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5852] getdents64(3, [pid 6646] <... futex resumed>) = 1 [pid 6645] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6643] <... futex resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6642] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6646] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6643] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5852] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6647 attached [pid 6646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6643] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6648 attached [pid 6647] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6646] dup(3 [pid 6643] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] <... clone3 resumed> => {parent_tid=[6647]}, 88) = 6647 [pid 5852] newfstatat(AT_FDCWD, "./53/binderfs", [pid 6647] <... rseq resumed>) = 0 [pid 6645] <... clone3 resumed> => {parent_tid=[6648]}, 88) = 6648 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] set_robust_list(0x7f9655efb9a0, 24 [pid 6642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6647] <... set_robust_list resumed>) = 0 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], [pid 6642] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] rt_sigprocmask(SIG_SETMASK, [], [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] <... futex resumed>) = 0 [pid 5852] unlink("./53/binderfs" [pid 6647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6645] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6647] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6648] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6647] <... openat resumed>) = 3 [pid 6646] <... dup resumed>) = 4 [pid 6648] <... rseq resumed>) = 0 [pid 6647] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... futex resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 6648] set_robust_list(0x7f9655efb9a0, 24 [pid 6647] <... futex resumed>) = 1 [pid 6646] <... futex resumed>) = 1 [pid 6645] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] <... futex resumed>) = 0 [pid 6642] <... futex resumed>) = 0 [pid 6648] <... set_robust_list resumed>) = 0 [pid 6647] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6646] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6643] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] getdents64(3, [pid 6648] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6643] <... futex resumed>) = 0 [pid 6642] <... futex resumed>) = 0 [pid 6648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6647] dup(3 [pid 6646] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6643] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6648] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6647] <... dup resumed>) = 4 [pid 5852] close(3 [pid 6648] <... openat resumed>) = 3 [pid 6647] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... futex resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 6647] <... futex resumed>) = 1 [pid 6642] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] rmdir("./53" [pid 6647] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6642] <... futex resumed>) = 0 [pid 6648] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6648] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6642] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] <... futex resumed>) = 0 [pid 6645] <... futex resumed>) = 1 [pid 6648] dup(3 [pid 6645] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] <... dup resumed>) = 4 [pid 6648] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6648] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6648] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6645] <... futex resumed>) = 0 [pid 6640] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5852] <... rmdir resumed>) = 0 [pid 6645] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6640] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] mkdir("./54", 0777) = 0 [pid 6640] <... mmap resumed>) = 0x7f9655eba000 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6649 attached [pid 6640] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6649] set_robust_list(0x555564940760, 24 [pid 6640] <... mprotect resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6649 [pid 6649] <... set_robust_list resumed>) = 0 [pid 6643] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6649] chdir("./54" [pid 6643] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... chdir resumed>) = 0 [pid 6640] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6643] <... futex resumed>) = 0 [pid 6640] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6649] <... prctl resumed>) = 0 [pid 6643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6650 attached [pid 6649] setpgid(0, 0 [pid 6643] <... mmap resumed>) = 0x7f9655eba000 [pid 6650] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6649] <... setpgid resumed>) = 0 [pid 6643] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6640] <... clone3 resumed> => {parent_tid=[6650]}, 88) = 6650 [pid 6650] <... rseq resumed>) = 0 [pid 6649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6643] <... mprotect resumed>) = 0 [pid 6642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6640] rt_sigprocmask(SIG_SETMASK, [], [pid 6650] set_robust_list(0x7f9655eda9a0, 24 [pid 6643] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6642] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6650] <... set_robust_list resumed>) = 0 [pid 6643] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6642] <... futex resumed>) = 0 [pid 6640] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] rt_sigprocmask(SIG_SETMASK, [], [pid 6649] <... openat resumed>) = 3 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6640] <... futex resumed>) = 0 [pid 6650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] <... mmap resumed>) = 0x7f9655eba000 [pid 6640] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6642] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6651 attached [pid 6649] write(3, "1000", 4 [pid 6643] <... clone3 resumed> => {parent_tid=[6651]}, 88) = 6651 [pid 6651] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6649] <... write resumed>) = 4 [pid 6643] rt_sigprocmask(SIG_SETMASK, [], [pid 6642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6651] <... rseq resumed>) = 0 [pid 6649] close(3 [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... close resumed>) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6651] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6643] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6652 attached [pid 6649] symlink("/dev/binderfs", "./binderfs" [pid 6651] rt_sigprocmask(SIG_SETMASK, [], [pid 6652] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6650] <... madvise resumed>) = 0 [pid 6649] <... symlink resumed>) = 0 [pid 6645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6642] <... clone3 resumed> => {parent_tid=[6652]}, 88) = 6652 [pid 6652] <... rseq resumed>) = 0 [pid 6651] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6650] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] write(1, "executing program\n", 18 [pid 6645] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6642] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6642] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] <... mmap resumed>) = 0x7f9655eba000 [pid 6650] <... futex resumed>) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6650] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6652] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6651] <... madvise resumed>) = 0 [pid 6649] <... write resumed>) = 18 [pid 6645] <... mprotect resumed>) = 0 [pid 6645] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6652] rt_sigprocmask(SIG_SETMASK, [], [pid 6651] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] <... futex resumed>) = 1 [pid 6645] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6649] <... futex resumed>) = 0 [pid 6651] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6653 attached [pid 6652] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6649] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6653] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6649] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6649] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6653] <... rseq resumed>) = 0 [pid 6649] <... mprotect resumed>) = 0 [pid 6653] set_robust_list(0x7f9655eda9a0, 24 [pid 6649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6645] <... clone3 resumed> => {parent_tid=[6653]}, 88) = 6653 [pid 6653] <... set_robust_list resumed>) = 0 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], [pid 6653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6653] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6654 attached [pid 6648] <... mmap resumed>) = 0x20000000 [pid 6647] <... mmap resumed>) = 0x20000000 [pid 6646] <... mmap resumed>) = 0x20000000 [pid 6645] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] <... mmap resumed>) = 0x20000000 [pid 6652] <... madvise resumed>) = 0 [pid 6654] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6653] <... futex resumed>) = 0 [pid 6649] <... clone3 resumed> => {parent_tid=[6654]}, 88) = 6654 [pid 6647] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... futex resumed>) = 1 [pid 6644] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... rseq resumed>) = 0 [pid 6653] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6652] <... futex resumed>) = 1 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] <... futex resumed>) = 0 [pid 6646] <... futex resumed>) = 0 [pid 6645] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] <... futex resumed>) = 0 [pid 6644] <... futex resumed>) = 0 [pid 6643] exit_group(0 [pid 6642] <... futex resumed>) = 0 [pid 6640] exit_group(0 [pid 6654] set_robust_list(0x7f9655efb9a0, 24 [pid 6652] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6651] <... futex resumed>) = ? [pid 6650] <... futex resumed>) = ? [pid 6649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6648] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6647] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6643] <... exit_group resumed>) = ? [pid 6642] exit_group(0 [pid 6640] <... exit_group resumed>) = ? [pid 6654] <... set_robust_list resumed>) = 0 [pid 6653] <... madvise resumed>) = 0 [pid 6652] <... futex resumed>) = ? [pid 6651] +++ exited with 0 +++ [pid 6650] +++ exited with 0 +++ [pid 6649] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] <... futex resumed>) = ? [pid 6646] +++ exited with 0 +++ [pid 6644] +++ exited with 0 +++ [pid 6642] <... exit_group resumed>) = ? [pid 6654] rt_sigprocmask(SIG_SETMASK, [], [pid 6653] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6647] +++ exited with 0 +++ [pid 6654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6653] <... futex resumed>) = 1 [pid 6649] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] <... futex resumed>) = 0 [pid 6653] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] exit_group(0 [pid 6654] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6653] <... futex resumed>) = ? [pid 6645] <... exit_group resumed>) = ? [pid 6643] +++ exited with 0 +++ [pid 6654] <... openat resumed>) = 3 [pid 6653] +++ exited with 0 +++ [pid 6654] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6654] <... futex resumed>) = 1 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6643, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6654] dup(3 [pid 6649] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6654] <... dup resumed>) = 4 [pid 6649] <... futex resumed>) = 0 [pid 6648] <... futex resumed>) = ? [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6654] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] +++ exited with 0 +++ [pid 6649] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] +++ exited with 0 +++ [pid 6640] +++ exited with 0 +++ [pid 5848] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6654] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6640, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6642, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6649] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... openat resumed>) = 3 [pid 6649] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6649] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6654] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6648] +++ exited with 0 +++ [pid 6645] +++ exited with 0 +++ [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] getdents64(3, [pid 5851] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... openat resumed>) = 3 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6645, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] newfstatat(3, "", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5851] getdents64(3, [pid 5850] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] unlink("./54/binderfs" [pid 5851] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5848] <... unlink resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5848] getdents64(3, [pid 5851] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5850] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 5848] close(3 [pid 5851] unlink("./53/binderfs" [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... close resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] rmdir("./54" [pid 5851] getdents64(3, [pid 5850] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... rmdir resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5848] mkdir("./55", 0777 [pid 5851] close(3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5849] unlink("./54/binderfs" [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6655 attached [pid 5851] rmdir("./53" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 6655] set_robust_list(0x555564940760, 24 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] unlink("./54/binderfs" [pid 5849] getdents64(3, [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6655 [pid 6655] <... set_robust_list resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] mkdir("./54", 0777) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5849] close(3 [pid 6655] chdir("./55" [pid 5849] <... close resumed>) = 0 [pid 6655] <... chdir resumed>) = 0 [pid 5849] rmdir("./54" [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] rmdir("./54"./strace-static-x86_64: Process 6656 attached [pid 6655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5849] mkdir("./55", 0777 [pid 5850] mkdir("./55", 0777 [pid 6656] set_robust_list(0x555564940760, 24 [pid 6655] <... prctl resumed>) = 0 [pid 6654] <... mmap resumed>) = 0x20000000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6656 [pid 5849] <... mkdir resumed>) = 0 [pid 6656] <... set_robust_list resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6655] setpgid(0, 0 [pid 6656] chdir("./54" [pid 6655] <... setpgid resumed>) = 0 [pid 6654] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6654] <... futex resumed>) = 1 [pid 6649] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6658 attached ./strace-static-x86_64: Process 6657 attached [pid 6656] <... chdir resumed>) = 0 [pid 6649] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6649] <... futex resumed>) = 0 [pid 6658] set_robust_list(0x555564940760, 24 [pid 6657] set_robust_list(0x555564940760, 24 [pid 6656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6655] <... openat resumed>) = 3 [pid 6649] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6658 [pid 6658] <... set_robust_list resumed>) = 0 [pid 6657] <... set_robust_list resumed>) = 0 [pid 6656] <... prctl resumed>) = 0 [pid 6655] write(3, "1000", 4 [pid 6658] chdir("./55" [pid 6657] chdir("./55" [pid 6656] setpgid(0, 0 [pid 6655] <... write resumed>) = 4 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6657 [pid 6658] <... chdir resumed>) = 0 [pid 6657] <... chdir resumed>) = 0 [pid 6656] <... setpgid resumed>) = 0 [pid 6655] close(3 [pid 6658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6655] <... close resumed>) = 0 [pid 6654] <... madvise resumed>) = 0 [pid 6658] <... prctl resumed>) = 0 [pid 6657] <... prctl resumed>) = 0 [pid 6656] <... openat resumed>) = 3 [pid 6655] symlink("/dev/binderfs", "./binderfs" [pid 6654] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] setpgid(0, 0 [pid 6657] setpgid(0, 0 [pid 6654] <... futex resumed>) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6657] <... setpgid resumed>) = 0 [pid 6656] write(3, "1000", 4 [pid 6658] <... setpgid resumed>) = 0 [pid 6655] <... symlink resumed>) = 0 [pid 6654] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] exit_group(0 [pid 6656] <... write resumed>) = 4 [pid 6654] <... futex resumed>) = ? [pid 6649] <... exit_group resumed>) = ? [pid 6658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6656] close(3 [pid 6655] write(1, "executing program\n", 18 [pid 6654] +++ exited with 0 +++ [pid 6658] <... openat resumed>) = 3 [pid 6657] <... openat resumed>) = 3 [pid 6656] <... close resumed>) = 0 [pid 6655] <... write resumed>) = 18 [pid 6656] symlink("/dev/binderfs", "./binderfs" [pid 6655] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] write(3, "1000", 4 [pid 6657] write(3, "1000", 4 [pid 6656] <... symlink resumed>) = 0 [pid 6655] <... futex resumed>) = 0 [pid 6658] <... write resumed>) = 4 executing program [pid 6657] <... write resumed>) = 4 [pid 6656] write(1, "executing program\n", 18 [pid 6655] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6658] close(3 [pid 6657] close(3 [pid 6656] <... write resumed>) = 18 [pid 6655] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6658] <... close resumed>) = 0 [pid 6657] <... close resumed>) = 0 [pid 6656] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6658] symlink("/dev/binderfs", "./binderfs" [pid 6657] symlink("/dev/binderfs", "./binderfs" [pid 6656] <... futex resumed>) = 0 [pid 6655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] <... symlink resumed>) = 0 [pid 6657] <... symlink resumed>) = 0 [pid 6656] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6658] write(1, "executing program\n", 18 [pid 6656] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6655] <... mmap resumed>) = 0x7f9655edb000 [pid 6658] <... write resumed>) = 18 [pid 6657] write(1, "executing program\n", 18 [pid 6656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6655] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6658] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... write resumed>) = 18 [pid 6656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6655] <... mprotect resumed>) = 0 [pid 6658] <... futex resumed>) = 0 [pid 6657] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6658] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6657] <... futex resumed>) = 0 [pid 6656] <... mmap resumed>) = 0x7f9655edb000 [pid 6655] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6658] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6657] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6658] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6657] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6656] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6655] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6656] <... mprotect resumed>) = 0 [pid 6655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6659 attached [pid 6658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6659] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6658] <... mmap resumed>) = 0x7f9655edb000 [pid 6657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6656] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6655] <... clone3 resumed> => {parent_tid=[6659]}, 88) = 6659 [pid 6659] <... rseq resumed>) = 0 [pid 6658] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6657] <... mmap resumed>) = 0x7f9655edb000 [pid 6659] set_robust_list(0x7f9655efb9a0, 24 [pid 6658] <... mprotect resumed>) = 0 [pid 6657] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6656] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6655] rt_sigprocmask(SIG_SETMASK, [], [pid 6659] <... set_robust_list resumed>) = 0 [pid 6658] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6657] <... mprotect resumed>) = 0 [pid 6656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6655] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6660 attached [pid 6659] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6655] <... futex resumed>) = 0 [pid 6660] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6656] <... clone3 resumed> => {parent_tid=[6660]}, 88) = 6660 [pid 6655] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6661 attached [pid 6660] <... rseq resumed>) = 0 [pid 6658] <... clone3 resumed> => {parent_tid=[6661]}, 88) = 6661 [pid 6657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6656] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6662 attached [pid 6661] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6660] set_robust_list(0x7f9655efb9a0, 24 [pid 6658] rt_sigprocmask(SIG_SETMASK, [], [pid 6656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6662] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6661] <... rseq resumed>) = 0 [pid 6660] <... set_robust_list resumed>) = 0 [pid 6662] <... rseq resumed>) = 0 [pid 6661] set_robust_list(0x7f9655efb9a0, 24 [pid 6660] rt_sigprocmask(SIG_SETMASK, [], [pid 6662] set_robust_list(0x7f9655efb9a0, 24 [pid 6661] <... set_robust_list resumed>) = 0 [pid 6660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6662] <... set_robust_list resumed>) = 0 [pid 6661] rt_sigprocmask(SIG_SETMASK, [], [pid 6660] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] rt_sigprocmask(SIG_SETMASK, [], [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6657] <... clone3 resumed> => {parent_tid=[6662]}, 88) = 6662 [pid 6656] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6658] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], [pid 6656] <... futex resumed>) = 1 [pid 6661] <... futex resumed>) = 0 [pid 6660] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6658] <... futex resumed>) = 1 [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6656] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6661] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6658] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 1 [pid 6662] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6657] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] <... openat resumed>) = 3 [pid 6662] <... openat resumed>) = 3 [pid 6661] <... openat resumed>) = 3 [pid 6660] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... openat resumed>) = 3 [pid 6660] <... futex resumed>) = 1 [pid 6656] <... futex resumed>) = 0 [pid 6649] +++ exited with 0 +++ [pid 6662] <... futex resumed>) = 1 [pid 6661] <... futex resumed>) = 1 [pid 6660] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6656] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... futex resumed>) = 1 [pid 6658] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] <... futex resumed>) = 0 [pid 6655] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6649, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] dup(3 [pid 6659] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6658] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6656] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6662] dup(3 [pid 6661] dup(3 [pid 6660] <... dup resumed>) = 4 [pid 6658] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6662] <... dup resumed>) = 4 [pid 6661] <... dup resumed>) = 4 [pid 6660] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6662] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 1 [pid 6659] dup(3 [pid 6656] <... futex resumed>) = 0 [pid 6662] <... futex resumed>) = 1 [pid 6661] <... futex resumed>) = 1 [pid 6660] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] <... dup resumed>) = 4 [pid 6658] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6656] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... openat resumed>) = 3 [pid 6662] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] <... futex resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 6662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6659] <... futex resumed>) = 1 [pid 6658] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6656] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] <... futex resumed>) = 0 [pid 6662] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6661] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6659] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6658] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] <... futex resumed>) = 0 [pid 5852] getdents64(3, [pid 6659] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6655] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./54/binderfs") = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3) = 0 [pid 5852] rmdir("./54") = 0 [pid 5852] mkdir("./55", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6663 attached [pid 6658] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6657] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... futex resumed>) = 0 [pid 6656] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... futex resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6663 [pid 6658] <... futex resumed>) = 0 [pid 6657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6656] <... futex resumed>) = 0 [pid 6655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6658] <... mmap resumed>) = 0x7f9655eba000 [pid 6656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6655] <... mmap resumed>) = 0x7f9655eba000 [pid 6658] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6656] <... mmap resumed>) = 0x7f9655eba000 [pid 6655] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6663] set_robust_list(0x555564940760, 24 [pid 6658] <... mprotect resumed>) = 0 [pid 6657] <... mmap resumed>) = 0x7f9655eba000 [pid 6656] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6655] <... mprotect resumed>) = 0 [pid 6663] <... set_robust_list resumed>) = 0 [pid 6658] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6657] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6663] chdir("./55" [pid 6658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6657] <... mprotect resumed>) = 0 [pid 6655] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6663] <... chdir resumed>) = 0 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6655] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6664 attached [pid 6663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6656] <... mprotect resumed>) = 0 [pid 6663] <... prctl resumed>) = 0 [pid 6664] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6656] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6666 attached ./strace-static-x86_64: Process 6665 attached [pid 6664] <... rseq resumed>) = 0 [pid 6663] setpgid(0, 0 [pid 6658] <... clone3 resumed> => {parent_tid=[6664]}, 88) = 6664 [pid 6656] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6666] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6665] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6664] set_robust_list(0x7f9655eda9a0, 24 [pid 6663] <... setpgid resumed>) = 0 [pid 6658] rt_sigprocmask(SIG_SETMASK, [], [pid 6657] <... clone3 resumed> => {parent_tid=[6665]}, 88) = 6665 [pid 6656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6655] <... clone3 resumed> => {parent_tid=[6666]}, 88) = 6666 ./strace-static-x86_64: Process 6667 attached [pid 6665] <... rseq resumed>) = 0 [pid 6664] <... set_robust_list resumed>) = 0 [pid 6663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], [pid 6655] rt_sigprocmask(SIG_SETMASK, [], [pid 6667] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6666] <... rseq resumed>) = 0 [pid 6665] set_robust_list(0x7f9655eda9a0, 24 [pid 6664] rt_sigprocmask(SIG_SETMASK, [], [pid 6663] <... openat resumed>) = 3 [pid 6658] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6656] <... clone3 resumed> => {parent_tid=[6667]}, 88) = 6667 [pid 6655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6667] <... rseq resumed>) = 0 [pid 6666] set_robust_list(0x7f9655eda9a0, 24 [pid 6665] <... set_robust_list resumed>) = 0 [pid 6664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6663] write(3, "1000", 4 [pid 6658] <... futex resumed>) = 0 [pid 6657] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] rt_sigprocmask(SIG_SETMASK, [], [pid 6655] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] set_robust_list(0x7f9655eda9a0, 24 [pid 6666] <... set_robust_list resumed>) = 0 [pid 6665] rt_sigprocmask(SIG_SETMASK, [], [pid 6664] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6663] <... write resumed>) = 4 [pid 6658] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] <... futex resumed>) = 0 [pid 6656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6655] <... futex resumed>) = 0 [pid 6667] <... set_robust_list resumed>) = 0 [pid 6666] rt_sigprocmask(SIG_SETMASK, [], [pid 6665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6663] close(3 [pid 6667] rt_sigprocmask(SIG_SETMASK, [], [pid 6665] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6665] <... madvise resumed>) = 0 [pid 6657] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6667] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6656] <... futex resumed>) = 0 [pid 6656] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6663] <... close resumed>) = 0 [pid 6666] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6664] <... madvise resumed>) = 0 [pid 6663] symlink("/dev/binderfs", "./binderfs" [pid 6664] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... symlink resumed>) = 0 [pid 6658] <... futex resumed>) = 0 [pid 6664] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6665] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... futex resumed>) = 0 [pid 6665] <... futex resumed>) = 1 [pid 6667] <... madvise resumed>) = 0 [pid 6666] <... madvise resumed>) = 0 executing program [pid 6663] write(1, "executing program\n", 18 [pid 6665] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6667] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... write resumed>) = 18 [pid 6656] <... futex resumed>) = 0 [pid 6667] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6663] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6663] <... futex resumed>) = 0 [pid 6666] <... futex resumed>) = 1 [pid 6663] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6666] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6655] <... futex resumed>) = 0 [pid 6663] <... mmap resumed>) = 0x7f9655edb000 [pid 6663] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6663] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6668 attached [pid 6668] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6663] <... clone3 resumed> => {parent_tid=[6668]}, 88) = 6668 [pid 6663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6668] <... rseq resumed>) = 0 [pid 6663] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] set_robust_list(0x7f9655efb9a0, 24 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] <... set_robust_list resumed>) = 0 [pid 6668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6668] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6668] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] dup(3 [pid 6663] <... futex resumed>) = 0 [pid 6668] <... dup resumed>) = 4 [pid 6663] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6668] <... futex resumed>) = 0 [pid 6663] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6668] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6663] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6659] <... mmap resumed>) = 0x20000000 [pid 6661] <... mmap resumed>) = 0x20000000 [pid 6662] <... mmap resumed>) = 0x20000000 [pid 6661] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... mmap resumed>) = 0x20000000 [pid 6662] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... futex resumed>) = 0 [pid 6657] exit_group(0 [pid 6665] <... futex resumed>) = ? [pid 6662] <... futex resumed>) = ? [pid 6661] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6660] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] exit_group(0 [pid 6657] <... exit_group resumed>) = ? [pid 6655] exit_group(0 [pid 6666] <... futex resumed>) = ? [pid 6665] +++ exited with 0 +++ [pid 6664] <... futex resumed>) = ? [pid 6662] +++ exited with 0 +++ [pid 6661] <... futex resumed>) = ? [pid 6660] <... futex resumed>) = 0 [pid 6658] <... exit_group resumed>) = ? [pid 6655] <... exit_group resumed>) = ? [pid 6668] <... mmap resumed>) = 0x20000000 [pid 6666] +++ exited with 0 +++ [pid 6664] +++ exited with 0 +++ [pid 6661] +++ exited with 0 +++ [pid 6659] <... futex resumed>) = ? [pid 6657] +++ exited with 0 +++ [pid 6656] exit_group(0 [pid 6660] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6657, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6667] <... futex resumed>) = ? [pid 6660] <... futex resumed>) = ? [pid 6656] <... exit_group resumed>) = ? [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6667] +++ exited with 0 +++ [pid 6660] +++ exited with 0 +++ [pid 6658] +++ exited with 0 +++ [pid 5849] <... restart_syscall resumed>) = 0 [pid 6668] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6663] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6656] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6658, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6663] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6656, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5849] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6663] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5851] newfstatat(3, "", [pid 5850] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6668] <... futex resumed>) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6659] +++ exited with 0 +++ [pid 6655] +++ exited with 0 +++ [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] getdents64(3, [pid 6668] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6663] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=46000000} [pid 5851] getdents64(3, [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6655, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5851] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5851] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5850] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./55/binderfs" [pid 5851] unlink("./54/binderfs" [pid 5850] unlink("./55/binderfs" [pid 5849] <... unlink resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5851] getdents64(3, [pid 5849] rmdir("./55" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] getdents64(3, [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6668] <... madvise resumed>) = 0 [pid 5851] close(3 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] mkdir("./56", 0777 [pid 5851] <... close resumed>) = 0 [pid 5850] close(3 [pid 5849] <... mkdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5848] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6668] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] rmdir("./54" [pid 5850] rmdir("./55" [pid 5848] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6668] <... futex resumed>) = 1 [pid 6663] <... futex resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6669 attached [pid 6668] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6663] exit_group(0 [pid 5850] <... rmdir resumed>) = 0 [pid 6663] <... exit_group resumed>) = ? [pid 5848] newfstatat(3, "", [pid 5851] mkdir("./55", 0777 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] mkdir("./56", 0777 [pid 5848] getdents64(3, [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6669 [pid 5848] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6669] set_robust_list(0x555564940760, 24 [pid 6668] <... futex resumed>) = ? [pid 6669] <... set_robust_list resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6670 [pid 5848] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./55/binderfs") = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./55"./strace-static-x86_64: Process 6671 attached ./strace-static-x86_64: Process 6670 attached [pid 6669] chdir("./56" [pid 5848] <... rmdir resumed>) = 0 [pid 6670] set_robust_list(0x555564940760, 24 [pid 6669] <... chdir resumed>) = 0 [pid 6670] <... set_robust_list resumed>) = 0 [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6670] chdir("./56" [pid 6669] <... prctl resumed>) = 0 [pid 6671] set_robust_list(0x555564940760, 24 [pid 6669] setpgid(0, 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6671 [pid 5848] mkdir("./56", 0777 [pid 6671] <... set_robust_list resumed>) = 0 [pid 6670] <... chdir resumed>) = 0 [pid 6669] <... setpgid resumed>) = 0 [pid 6671] chdir("./55" [pid 6670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... mkdir resumed>) = 0 [pid 6671] <... chdir resumed>) = 0 [pid 6670] <... prctl resumed>) = 0 [pid 6669] <... openat resumed>) = 3 [pid 6670] setpgid(0, 0 [pid 6669] write(3, "1000", 4 [pid 6671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6670] <... setpgid resumed>) = 0 [pid 6669] <... write resumed>) = 4 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6671] <... prctl resumed>) = 0 [pid 6670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6669] close(3./strace-static-x86_64: Process 6672 attached [pid 6671] setpgid(0, 0 [pid 6670] <... openat resumed>) = 3 [pid 6669] <... close resumed>) = 0 [pid 6671] <... setpgid resumed>) = 0 [pid 6670] write(3, "1000", 4 [pid 6669] symlink("/dev/binderfs", "./binderfs"executing program [pid 6672] set_robust_list(0x555564940760, 24 [pid 6671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6670] <... write resumed>) = 4 [pid 6669] <... symlink resumed>) = 0 [pid 6672] <... set_robust_list resumed>) = 0 [pid 6670] close(3 [pid 6669] write(1, "executing program\n", 18 [pid 6670] <... close resumed>) = 0 [pid 6669] <... write resumed>) = 18 [pid 6672] chdir("./56" [pid 6671] <... openat resumed>) = 3 [pid 6670] symlink("/dev/binderfs", "./binderfs" [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6672 [pid 6672] <... chdir resumed>) = 0 [pid 6669] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6671] write(3, "1000", 4executing program [pid 6670] <... symlink resumed>) = 0 [pid 6669] <... futex resumed>) = 0 [pid 6672] <... prctl resumed>) = 0 [pid 6671] <... write resumed>) = 4 [pid 6670] write(1, "executing program\n", 18 [pid 6669] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6672] setpgid(0, 0 [pid 6670] <... write resumed>) = 18 [pid 6669] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6672] <... setpgid resumed>) = 0 [pid 6669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6670] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6671] close(3 [pid 6670] <... futex resumed>) = 0 [pid 6669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6672] <... openat resumed>) = 3 [pid 6671] <... close resumed>) = 0 [pid 6670] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6669] <... mmap resumed>) = 0x7f9655edb000 [pid 6672] write(3, "1000", 4 [pid 6671] symlink("/dev/binderfs", "./binderfs" [pid 6670] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6669] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6672] <... write resumed>) = 4 [pid 6671] <... symlink resumed>) = 0 [pid 6670] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6669] <... mprotect resumed>) = 0 executing program [pid 6672] close(3 [pid 6671] write(1, "executing program\n", 18 [pid 6670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6672] <... close resumed>) = 0 [pid 6671] <... write resumed>) = 18 [pid 6670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6671] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6671] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6673 attached [pid 6672] symlink("/dev/binderfs", "./binderfs" [pid 6671] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6670] <... mmap resumed>) = 0x7f9655edb000 [pid 6673] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6672] <... symlink resumed>) = 0 [pid 6671] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6670] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6669] <... clone3 resumed> => {parent_tid=[6673]}, 88) = 6673 executing program [pid 6673] <... rseq resumed>) = 0 [pid 6672] write(1, "executing program\n", 18 [pid 6671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6670] <... mprotect resumed>) = 0 [pid 6669] rt_sigprocmask(SIG_SETMASK, [], [pid 6673] set_robust_list(0x7f9655efb9a0, 24 [pid 6672] <... write resumed>) = 18 [pid 6671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6670] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] <... set_robust_list resumed>) = 0 [pid 6672] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] rt_sigprocmask(SIG_SETMASK, [], [pid 6672] <... futex resumed>) = 0 [pid 6670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6669] <... futex resumed>) = 0 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6672] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6669] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6672] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6674 attached [pid 6672] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6674] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6670] <... clone3 resumed> => {parent_tid=[6674]}, 88) = 6674 [pid 6672] <... mmap resumed>) = 0x7f9655edb000 [pid 6670] rt_sigprocmask(SIG_SETMASK, [], [pid 6674] <... rseq resumed>) = 0 [pid 6672] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6674] set_robust_list(0x7f9655efb9a0, 24 [pid 6672] <... mprotect resumed>) = 0 [pid 6674] <... set_robust_list resumed>) = 0 [pid 6670] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6670] <... futex resumed>) = 0 [pid 6672] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6674] rt_sigprocmask(SIG_SETMASK, [], [pid 6671] <... mmap resumed>) = 0x7f9655edb000 [pid 6670] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6672] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6671] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6674] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6671] <... mprotect resumed>) = 0 [pid 6671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6675 attached [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6675] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6671] <... clone3 resumed> => {parent_tid=[6675]}, 88) = 6675 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6671] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6672] <... clone3 resumed> => {parent_tid=[6676]}, 88) = 6676 [pid 6675] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6672] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6676 attached [pid 6676] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6676] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6676] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6675] <... openat resumed>) = 3 [pid 6674] <... openat resumed>) = 3 [pid 6673] <... openat resumed>) = 3 [pid 6670] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6668] +++ exited with 0 +++ [pid 6663] +++ exited with 0 +++ [pid 6676] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... futex resumed>) = 1 [pid 6675] <... futex resumed>) = 1 [pid 6674] <... futex resumed>) = 0 [pid 6673] <... futex resumed>) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6670] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6663, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6676] dup(3 [pid 6675] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6674] dup(3 [pid 6673] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6672] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6676] <... dup resumed>) = 4 [pid 6675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6674] <... dup resumed>) = 4 [pid 6672] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6669] <... mmap resumed>) = 0x7f9655eba000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6676] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] dup(3 [pid 6674] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5852] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6676] <... futex resumed>) = 0 [pid 6675] <... dup resumed>) = 4 [pid 6674] <... futex resumed>) = 1 [pid 6672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6670] <... futex resumed>) = 0 [pid 6669] <... mprotect resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 6676] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6672] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6675] <... futex resumed>) = 1 [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6672] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6670] <... futex resumed>) = 0 [pid 6669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6675] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6674] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6672] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6671] <... futex resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 6676] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, ./strace-static-x86_64: Process 6677 attached [pid 6675] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6671] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6677] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 5852] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6677] set_robust_list(0x7f9655eda9a0, 24 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6677] <... set_robust_list resumed>) = 0 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6669] <... clone3 resumed> => {parent_tid=[6677]}, 88) = 6677 [pid 6677] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5852] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6669] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = 1 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6677] dup(3 [pid 6669] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] <... dup resumed>) = 4 [pid 6677] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] unlink("./55/binderfs" [pid 6677] <... futex resumed>) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6677] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = 1 [pid 5852] <... unlink resumed>) = 0 [pid 6673] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6669] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3) = 0 [pid 5852] rmdir("./55") = 0 [pid 5852] mkdir("./56", 0777) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555564940750) = 6678 ./strace-static-x86_64: Process 6678 attached [pid 6678] set_robust_list(0x555564940760, 24) = 0 [pid 6672] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6670] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6678] chdir("./56" [pid 6672] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] <... chdir resumed>) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6670] <... futex resumed>) = 0 [pid 6672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6672] <... mmap resumed>) = 0x7f9655eba000 [pid 6671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6670] <... mmap resumed>) = 0x7f9655eba000 [pid 6678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6672] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6671] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6672] <... mprotect resumed>) = 0 [pid 6678] <... prctl resumed>) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6670] <... mprotect resumed>) = 0 [pid 6672] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6672] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6670] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6671] <... mmap resumed>) = 0x7f9655eba000 [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6671] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6670] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6678] setpgid(0, 0 [pid 6670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6680 attached ./strace-static-x86_64: Process 6679 attached [pid 6678] <... setpgid resumed>) = 0 [pid 6671] <... mprotect resumed>) = 0 [pid 6679] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6672] <... clone3 resumed> => {parent_tid=[6680]}, 88) = 6680 [pid 6671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6670] <... clone3 resumed> => {parent_tid=[6679]}, 88) = 6679 [pid 6670] rt_sigprocmask(SIG_SETMASK, [], [pid 6680] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6672] rt_sigprocmask(SIG_SETMASK, [], [pid 6670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6680] <... rseq resumed>) = 0 [pid 6680] set_robust_list(0x7f9655eda9a0, 24 [pid 6679] <... rseq resumed>) = 0 [pid 6680] <... set_robust_list resumed>) = 0 [pid 6678] <... openat resumed>) = 3 [pid 6672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6670] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6681 attached [pid 6680] rt_sigprocmask(SIG_SETMASK, [], [pid 6679] set_robust_list(0x7f9655eda9a0, 24 [pid 6678] write(3, "1000", 4 [pid 6672] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] <... futex resumed>) = 0 [pid 6669] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] <... set_robust_list resumed>) = 0 [pid 6677] <... futex resumed>) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6670] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] <... futex resumed>) = 1 [pid 6680] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6678] <... write resumed>) = 4 [pid 6671] <... clone3 resumed> => {parent_tid=[6681]}, 88) = 6681 [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6677] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6679] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6681] <... rseq resumed>) = 0 [pid 6680] <... madvise resumed>) = 0 [pid 6678] close(3 [pid 6677] <... madvise resumed>) = 0 [pid 6672] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] rt_sigprocmask(SIG_SETMASK, [], [pid 6669] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] set_robust_list(0x7f9655eda9a0, 24 [pid 6680] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] <... close resumed>) = 0 [pid 6677] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6681] <... set_robust_list resumed>) = 0 [pid 6680] <... futex resumed>) = 0 [pid 6678] symlink("/dev/binderfs", "./binderfs" [pid 6677] <... futex resumed>) = 0 [pid 6671] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] rt_sigprocmask(SIG_SETMASK, [], [pid 6680] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] <... futex resumed>) = 0 [pid 6677] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6681] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6678] <... symlink resumed>) = 0 executing program [pid 6681] <... madvise resumed>) = 0 [pid 6679] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] write(1, "executing program\n", 18 [pid 6679] <... futex resumed>) = 1 [pid 6678] <... write resumed>) = 18 [pid 6670] <... futex resumed>) = 0 [pid 6679] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6681] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6681] <... futex resumed>) = 1 [pid 6678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6681] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6678] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6678] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6682 attached [pid 6682] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6678] <... clone3 resumed> => {parent_tid=[6682]}, 88) = 6682 [pid 6682] set_robust_list(0x7f9655efb9a0, 24 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], [pid 6682] <... set_robust_list resumed>) = 0 [pid 6678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6678] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6678] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] <... openat resumed>) = 3 [pid 6682] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6678] <... futex resumed>) = 0 [pid 6678] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] dup(3 [pid 6678] <... futex resumed>) = 0 [pid 6682] <... dup resumed>) = 4 [pid 6682] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6678] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = 0 [pid 6678] <... futex resumed>) = 1 [pid 6682] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6678] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6678] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6676] <... mmap resumed>) = 0x20000000 [pid 6674] <... mmap resumed>) = 0x20000000 [pid 6673] <... mmap resumed>) = 0x20000000 [pid 6674] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... futex resumed>) = 0 [pid 6675] <... mmap resumed>) = 0x20000000 [pid 6674] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] <... mmap resumed>) = 0x20000000 [pid 6678] <... mmap resumed>) = 0x7f9655eba000 [pid 6676] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... futex resumed>) = 0 [pid 6672] exit_group(0 [pid 6670] exit_group(0 [pid 6669] exit_group(0 [pid 6679] <... futex resumed>) = ? [pid 6677] <... futex resumed>) = ? [pid 6674] <... futex resumed>) = ? [pid 6671] exit_group(0 [pid 6670] <... exit_group resumed>) = ? [pid 6669] <... exit_group resumed>) = ? [pid 6679] +++ exited with 0 +++ [pid 6677] +++ exited with 0 +++ [pid 6676] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = ? [pid 6671] <... exit_group resumed>) = ? [pid 6676] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] +++ exited with 0 +++ [pid 6681] <... futex resumed>) = ? [pid 6680] <... futex resumed>) = ? [pid 6676] <... futex resumed>) = ? [pid 6672] <... exit_group resumed>) = ? [pid 6680] +++ exited with 0 +++ [pid 6676] +++ exited with 0 +++ [pid 6682] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6681] +++ exited with 0 +++ [pid 6678] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6674] +++ exited with 0 +++ [pid 6671] +++ exited with 0 +++ [pid 6670] +++ exited with 0 +++ [pid 6678] <... mprotect resumed>) = 0 [pid 6678] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6673] +++ exited with 0 +++ [pid 6672] +++ exited with 0 +++ [pid 6669] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6671, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6670, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6678] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- ./strace-static-x86_64: Process 6683 attached [pid 6683] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6678] <... clone3 resumed> => {parent_tid=[6683]}, 88) = 6683 [pid 5851] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6672, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6683] <... rseq resumed>) = 0 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6683] set_robust_list(0x7f9655eda9a0, 24 [pid 6678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6683] <... set_robust_list resumed>) = 0 [pid 6678] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5849] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6683] rt_sigprocmask(SIG_SETMASK, [], [pid 6678] <... futex resumed>) = 0 [pid 5851] newfstatat(3, "", [pid 5850] newfstatat(3, "", [pid 5849] <... openat resumed>) = 3 [pid 6683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6678] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] newfstatat(3, "", [pid 5848] <... openat resumed>) = 3 [pid 6683] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5850] getdents64(3, [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] newfstatat(3, "", [pid 5851] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5850] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] getdents64(3, [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5851] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5850] unlink("./56/binderfs" [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... unlink resumed>) = 0 [pid 5849] unlink("./56/binderfs" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] getdents64(3, [pid 5849] <... unlink resumed>) = 0 [pid 5848] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] unlink("./55/binderfs" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] getdents64(3, [pid 5850] close(3 [pid 5851] <... unlink resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] getdents64(3, [pid 5850] <... close resumed>) = 0 [pid 5849] close(3 [pid 5848] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] rmdir("./56" [pid 5849] <... close resumed>) = 0 [pid 5851] close(3 [pid 5849] rmdir("./56" [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] unlink("./56/binderfs" [pid 5851] rmdir("./55" [pid 5850] mkdir("./57", 0777 [pid 5849] mkdir("./57", 0777 [pid 5851] <... rmdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5851] mkdir("./56", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, [pid 6683] <... madvise resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6684 attached [pid 6684] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 6685 attached [pid 6683] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] close(3 [pid 6685] set_robust_list(0x555564940760, 24 [pid 5848] <... close resumed>) = 0 [pid 6685] <... set_robust_list resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6685 [pid 5848] rmdir("./56" [pid 6684] <... set_robust_list resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6684 [pid 6684] chdir("./57" [pid 5848] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6686 attached [pid 6685] chdir("./57" [pid 6684] <... chdir resumed>) = 0 [pid 6683] <... futex resumed>) = 1 [pid 6678] <... futex resumed>) = 0 [pid 6686] set_robust_list(0x555564940760, 24 [pid 6685] <... chdir resumed>) = 0 [pid 6684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6683] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] mkdir("./57", 0777 [pid 6678] exit_group(0 [pid 6686] <... set_robust_list resumed>) = 0 [pid 6684] <... prctl resumed>) = 0 [pid 6682] <... futex resumed>) = ? [pid 6678] <... exit_group resumed>) = ? [pid 6686] chdir("./56" [pid 6684] setpgid(0, 0 [pid 6682] +++ exited with 0 +++ [pid 6685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6686] <... chdir resumed>) = 0 [pid 6684] <... setpgid resumed>) = 0 [pid 6686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6685] <... prctl resumed>) = 0 [pid 6683] <... futex resumed>) = ? [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6686 [pid 5848] <... mkdir resumed>) = 0 [pid 6686] <... prctl resumed>) = 0 [pid 6685] setpgid(0, 0 [pid 6684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6686] setpgid(0, 0 [pid 6684] <... openat resumed>) = 3 [pid 6686] <... setpgid resumed>) = 0 [pid 6686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6684] write(3, "1000", 4) = 4 [pid 6686] <... openat resumed>) = 3 [pid 6685] <... setpgid resumed>) = 0 [pid 6684] close(3 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6684] <... close resumed>) = 0 [pid 6686] write(3, "1000", 4./strace-static-x86_64: Process 6687 attached ) = 4 [pid 6685] write(3, "1000", 4 [pid 6684] symlink("/dev/binderfs", "./binderfs" [pid 6685] <... write resumed>) = 4 [pid 6685] close(3) = 0 [pid 6685] symlink("/dev/binderfs", "./binderfs" [pid 6687] set_robust_list(0x555564940760, 24) = 0 [pid 6686] close(3 [pid 6685] <... symlink resumed>) = 0 [pid 6684] <... symlink resumed>) = 0 [pid 6687] chdir("./57" [pid 6686] <... close resumed>) = 0 executing program executing program [pid 6685] write(1, "executing program\n", 18 [pid 6684] write(1, "executing program\n", 18 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6687 [pid 6687] <... chdir resumed>) = 0 [pid 6686] symlink("/dev/binderfs", "./binderfs" [pid 6685] <... write resumed>) = 18 [pid 6684] <... write resumed>) = 18 executing program [pid 6687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6686] <... symlink resumed>) = 0 [pid 6685] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... prctl resumed>) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6686] write(1, "executing program\n", 18 [pid 6685] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6687] setpgid(0, 0 [pid 6685] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6685] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6687] <... setpgid resumed>) = 0 [pid 6686] <... write resumed>) = 18 [pid 6684] <... futex resumed>) = 0 [pid 6684] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6684] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6686] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6686] <... futex resumed>) = 0 [pid 6684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6686] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6684] <... mmap resumed>) = 0x7f9655edb000 [pid 6686] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6684] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6684] <... mprotect resumed>) = 0 [pid 6686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6684] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6684] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6686] <... mmap resumed>) = 0x7f9655edb000 [pid 6684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6686] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6688 attached [pid 6685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6688] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6686] <... mprotect resumed>) = 0 [pid 6685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6687] <... openat resumed>) = 3 [pid 6684] <... clone3 resumed> => {parent_tid=[6688]}, 88) = 6688 [pid 6688] <... rseq resumed>) = 0 [pid 6687] write(3, "1000", 4 [pid 6685] <... mmap resumed>) = 0x7f9655edb000 [pid 6688] set_robust_list(0x7f9655efb9a0, 24 [pid 6687] <... write resumed>) = 4 [pid 6685] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6688] <... set_robust_list resumed>) = 0 [pid 6687] close(3 [pid 6688] rt_sigprocmask(SIG_SETMASK, [], [pid 6685] <... mprotect resumed>) = 0 [pid 6688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] <... close resumed>) = 0 [pid 6688] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6686] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6684] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6687] write(1, "executing program\n", 18 [pid 6686] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] <... write resumed>) = 18 [pid 6686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6684] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6690 attached ./strace-static-x86_64: Process 6689 attached [pid 6688] <... futex resumed>) = 0 [pid 6687] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... futex resumed>) = 1 [pid 6690] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6689] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6688] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6687] <... futex resumed>) = 0 [pid 6686] <... clone3 resumed> => {parent_tid=[6689]}, 88) = 6689 [pid 6685] <... clone3 resumed> => {parent_tid=[6690]}, 88) = 6690 [pid 6684] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6690] <... rseq resumed>) = 0 [pid 6689] <... rseq resumed>) = 0 [pid 6687] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6686] rt_sigprocmask(SIG_SETMASK, [], [pid 6685] rt_sigprocmask(SIG_SETMASK, [], [pid 6690] set_robust_list(0x7f9655efb9a0, 24 [pid 6689] set_robust_list(0x7f9655efb9a0, 24 [pid 6687] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] <... set_robust_list resumed>) = 0 [pid 6689] <... set_robust_list resumed>) = 0 [pid 6687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6685] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6689] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6685] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] <... mmap resumed>) = 0x7f9655edb000 [pid 6686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6690] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6687] <... mprotect resumed>) = 0 [pid 6686] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6686] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6689] <... futex resumed>) = 0 [pid 6687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6689] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6691 attached => {parent_tid=[6691]}, 88) = 6691 [pid 6687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6691] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6690] <... openat resumed>) = 3 [pid 6689] <... openat resumed>) = 3 [pid 6688] <... openat resumed>) = 3 [pid 6687] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] +++ exited with 0 +++ [pid 6678] +++ exited with 0 +++ [pid 6691] <... rseq resumed>) = 0 [pid 6690] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... futex resumed>) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6678, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6691] set_robust_list(0x7f9655efb9a0, 24 [pid 6690] <... futex resumed>) = 1 [pid 6689] <... futex resumed>) = 1 [pid 6688] <... futex resumed>) = 1 [pid 6687] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6686] <... futex resumed>) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6691] <... set_robust_list resumed>) = 0 [pid 6690] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6688] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6686] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], [pid 6690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6686] <... futex resumed>) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] dup(3 [pid 6689] dup(3 [pid 6688] dup(3 [pid 6686] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6690] <... dup resumed>) = 4 [pid 6689] <... dup resumed>) = 4 [pid 6688] <... dup resumed>) = 4 [pid 6691] <... openat resumed>) = 3 [pid 6690] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... futex resumed>) = 1 [pid 6689] <... futex resumed>) = 1 [pid 6688] <... futex resumed>) = 1 [pid 6686] <... futex resumed>) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6691] <... futex resumed>) = 1 [pid 6690] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6688] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] <... futex resumed>) = 0 [pid 6686] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6687] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... futex resumed>) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6689] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6688] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6687] <... futex resumed>) = 0 [pid 6686] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] dup(3 [pid 6687] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] <... dup resumed>) = 4 [pid 5852] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6691] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6691] <... futex resumed>) = 1 [pid 6687] <... futex resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6691] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./56/binderfs") = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3) = 0 [pid 5852] rmdir("./56") = 0 [pid 6687] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] mkdir("./57", 0777 [pid 6691] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 1 [pid 5852] <... mkdir resumed>) = 0 [pid 6691] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6687] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6692 attached [pid 6692] set_robust_list(0x555564940760, 24) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6692 [pid 6692] chdir("./57") = 0 [pid 6692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6692] setpgid(0, 0) = 0 [pid 6692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6692] write(3, "1000", 4) = 4 [pid 6692] close(3) = 0 [pid 6692] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6692] write(1, "executing program\n", 18) = 18 [pid 6692] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6692] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6692] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6692] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6693 attached [pid 6693] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6692] <... clone3 resumed> => {parent_tid=[6693]}, 88) = 6693 [pid 6693] <... rseq resumed>) = 0 [pid 6693] set_robust_list(0x7f9655efb9a0, 24 [pid 6686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6693] <... set_robust_list resumed>) = 0 [pid 6686] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] rt_sigprocmask(SIG_SETMASK, [], [pid 6692] rt_sigprocmask(SIG_SETMASK, [], [pid 6686] <... futex resumed>) = 0 [pid 6693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6692] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... mmap resumed>) = 0x7f9655eba000 [pid 6692] <... futex resumed>) = 0 [pid 6686] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6693] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6692] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6686] <... mprotect resumed>) = 0 [pid 6684] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6686] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6685] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6684] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] <... openat resumed>) = 3 [pid 6686] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6684] <... futex resumed>) = 0 [pid 6685] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6685] <... futex resumed>) = 0 [pid 6684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6694 attached [pid 6693] <... futex resumed>) = 1 [pid 6692] <... futex resumed>) = 0 [pid 6685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6684] <... mmap resumed>) = 0x7f9655eba000 [pid 6693] dup(3 [pid 6692] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... clone3 resumed> => {parent_tid=[6694]}, 88) = 6694 [pid 6685] <... mmap resumed>) = 0x7f9655eba000 [pid 6684] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6692] <... futex resumed>) = 0 [pid 6686] rt_sigprocmask(SIG_SETMASK, [], [pid 6684] <... mprotect resumed>) = 0 [pid 6692] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6685] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6684] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6693] <... dup resumed>) = 4 [pid 6686] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6693] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... futex resumed>) = 0 [pid 6685] <... mprotect resumed>) = 0 [pid 6684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6695 attached [pid 6694] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6693] <... futex resumed>) = 1 [pid 6692] <... futex resumed>) = 0 [pid 6686] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6695] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6694] <... rseq resumed>) = 0 [pid 6693] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6692] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6684] <... clone3 resumed> => {parent_tid=[6695]}, 88) = 6695 [pid 6695] <... rseq resumed>) = 0 [pid 6694] set_robust_list(0x7f9655eda9a0, 24 [pid 6693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6692] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6684] rt_sigprocmask(SIG_SETMASK, [], [pid 6694] <... set_robust_list resumed>) = 0 [pid 6693] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6692] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6684] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6696 attached [pid 6695] set_robust_list(0x7f9655eda9a0, 24 [pid 6694] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] <... futex resumed>) = 0 [pid 6684] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6695] <... set_robust_list resumed>) = 0 [pid 6694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6685] <... clone3 resumed> => {parent_tid=[6696]}, 88) = 6696 [pid 6684] <... futex resumed>) = 0 [pid 6695] rt_sigprocmask(SIG_SETMASK, [], [pid 6694] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6685] rt_sigprocmask(SIG_SETMASK, [], [pid 6684] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] <... mmap resumed>) = 0x7f9655eba000 [pid 6696] <... rseq resumed>) = 0 [pid 6695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6695] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6696] set_robust_list(0x7f9655eda9a0, 24 [pid 6694] <... madvise resumed>) = 0 [pid 6687] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6685] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... madvise resumed>) = 0 [pid 6685] <... futex resumed>) = 0 [pid 6696] <... set_robust_list resumed>) = 0 [pid 6687] <... mprotect resumed>) = 0 [pid 6685] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6696] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6696] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6695] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6684] <... futex resumed>) = 0 [pid 6695] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6697 attached [pid 6697] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6697] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6697] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] <... clone3 resumed> => {parent_tid=[6697]}, 88) = 6697 [pid 6697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6694] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] rt_sigprocmask(SIG_SETMASK, [], [pid 6697] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6694] <... futex resumed>) = 1 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6686] <... futex resumed>) = 0 [pid 6687] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6697] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 1 [pid 6697] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6696] <... madvise resumed>) = 0 [pid 6687] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] <... madvise resumed>) = 0 [pid 6692] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6692] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6696] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... mmap resumed>) = 0x7f9655eba000 [pid 6696] <... futex resumed>) = 1 [pid 6692] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6685] <... futex resumed>) = 0 [pid 6696] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6692] <... mprotect resumed>) = 0 [pid 6692] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6698 attached [pid 6698] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6698] set_robust_list(0x7f9655eda9a0, 24 [pid 6697] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... clone3 resumed> => {parent_tid=[6698]}, 88) = 6698 [pid 6697] <... futex resumed>) = 1 [pid 6692] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] <... futex resumed>) = 0 [pid 6698] <... set_robust_list resumed>) = 0 [pid 6697] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6698] rt_sigprocmask(SIG_SETMASK, [], [pid 6692] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] <... futex resumed>) = 0 [pid 6698] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6692] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6698] <... madvise resumed>) = 0 [pid 6698] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6692] <... futex resumed>) = 0 [pid 6698] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] <... mmap resumed>) = 0x20000000 [pid 6688] <... mmap resumed>) = 0x20000000 [pid 6693] <... mmap resumed>) = 0x20000000 [pid 6691] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... mmap resumed>) = 0x20000000 [pid 6691] <... futex resumed>) = 0 [pid 6690] <... mmap resumed>) = 0x20000000 [pid 6689] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] exit_group(0 [pid 6697] <... futex resumed>) = ? [pid 6693] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... futex resumed>) = 0 [pid 6688] <... futex resumed>) = 0 [pid 6687] <... exit_group resumed>) = ? [pid 6697] +++ exited with 0 +++ [pid 6693] <... futex resumed>) = 0 [pid 6692] exit_group(0 [pid 6691] +++ exited with 0 +++ [pid 6690] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6688] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] exit_group(0 [pid 6686] exit_group(0 [pid 6698] <... futex resumed>) = ? [pid 6692] <... exit_group resumed>) = ? [pid 6686] <... exit_group resumed>) = ? [pid 6685] <... exit_group resumed>) = ? [pid 6698] +++ exited with 0 +++ [pid 6690] <... futex resumed>) = ? [pid 6689] <... futex resumed>) = ? [pid 6684] exit_group(0 [pid 6696] <... futex resumed>) = ? [pid 6695] <... futex resumed>) = ? [pid 6694] <... futex resumed>) = ? [pid 6693] +++ exited with 0 +++ [pid 6692] +++ exited with 0 +++ [pid 6690] +++ exited with 0 +++ [pid 6689] +++ exited with 0 +++ [pid 6688] <... futex resumed>) = ? [pid 6684] <... exit_group resumed>) = ? [pid 6695] +++ exited with 0 +++ [pid 6688] +++ exited with 0 +++ [pid 6684] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6692, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6696] +++ exited with 0 +++ [pid 6685] +++ exited with 0 +++ [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6684, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6687] +++ exited with 0 +++ [pid 5852] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6685, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6687, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5852] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 5852] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5850] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5850] newfstatat(3, "", [pid 5849] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5849] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5850] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5848] <... restart_syscall resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./57/binderfs" [pid 5850] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5849] unlink("./57/binderfs" [pid 5852] <... unlink resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5848] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] getdents64(3, [pid 5850] unlink("./57/binderfs" [pid 5849] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] close(3 [pid 5850] getdents64(3, [pid 5849] close(3 [pid 5848] <... openat resumed>) = 3 [pid 5852] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 5852] rmdir("./57" [pid 5850] close(3 [pid 5849] rmdir("./57" [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] getdents64(3, [pid 5852] mkdir("./58", 0777 [pid 5850] rmdir("./57" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] mkdir("./58", 0777 [pid 5848] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... rmdir resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] mkdir("./58", 0777 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] unlink("./57/binderfs") = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] getdents64(3, ./strace-static-x86_64: Process 6699 attached [pid 5850] <... mkdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] close(3 [pid 6699] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 6701 attached ) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6699 [pid 5848] <... close resumed>) = 0 ./strace-static-x86_64: Process 6700 attached [pid 6701] set_robust_list(0x555564940760, 24 [pid 6699] chdir("./58" [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6700 [pid 5848] rmdir("./57" [pid 6701] <... set_robust_list resumed>) = 0 [pid 6700] set_robust_list(0x555564940760, 24 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6701 [pid 5848] <... rmdir resumed>) = 0 [pid 6701] chdir("./58" [pid 6700] <... set_robust_list resumed>) = 0 [pid 6700] chdir("./58" [pid 6701] <... chdir resumed>) = 0 [pid 6699] <... chdir resumed>) = 0 [pid 5848] mkdir("./58", 0777 [pid 6701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6701] setpgid(0, 0 [pid 6700] <... chdir resumed>) = 0 [pid 6699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... mkdir resumed>) = 0 [pid 6700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6699] <... prctl resumed>) = 0 [pid 6700] <... prctl resumed>) = 0 [pid 6699] setpgid(0, 0 [pid 6700] setpgid(0, 0) = 0 [pid 6699] <... setpgid resumed>) = 0 [pid 6701] <... setpgid resumed>) = 0 [pid 6699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] <... openat resumed>) = 3 [pid 6700] <... openat resumed>) = 3 [pid 6700] write(3, "1000", 4) = 4 [pid 6700] close(3 [pid 6699] <... openat resumed>) = 3 [pid 6701] write(3, "1000", 4./strace-static-x86_64: Process 6702 attached [pid 6700] <... close resumed>) = 0 [pid 6699] write(3, "1000", 4 [pid 6701] <... write resumed>) = 4 [pid 6700] symlink("/dev/binderfs", "./binderfs" [pid 6702] set_robust_list(0x555564940760, 24 [pid 6699] <... write resumed>) = 4 [pid 6702] <... set_robust_list resumed>) = 0 [pid 6701] close(3 [pid 6700] <... symlink resumed>) = 0 [pid 6699] close(3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6702 [pid 6701] <... close resumed>) = 0 [pid 6700] write(1, "executing program\n", 18executing program [pid 6699] <... close resumed>) = 0 [pid 6702] chdir("./58" [pid 6701] symlink("/dev/binderfs", "./binderfs" [pid 6700] <... write resumed>) = 18 [pid 6699] symlink("/dev/binderfs", "./binderfs"executing program [pid 6702] <... chdir resumed>) = 0 [pid 6701] <... symlink resumed>) = 0 [pid 6700] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] <... symlink resumed>) = 0 [pid 6702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6701] write(1, "executing program\n", 18 [pid 6700] <... futex resumed>) = 0 [pid 6699] write(1, "executing program\n", 18executing program [pid 6702] <... prctl resumed>) = 0 [pid 6701] <... write resumed>) = 18 [pid 6700] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6699] <... write resumed>) = 18 [pid 6702] setpgid(0, 0 [pid 6701] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6699] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] <... futex resumed>) = 0 [pid 6700] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6699] <... futex resumed>) = 0 [pid 6702] <... setpgid resumed>) = 0 [pid 6701] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6699] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6700] <... mmap resumed>) = 0x7f9655edb000 [pid 6699] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6700] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6701] <... mmap resumed>) = 0x7f9655edb000 [pid 6700] <... mprotect resumed>) = 0 [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] <... openat resumed>) = 3 [pid 6701] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6701] <... mprotect resumed>) = 0 [pid 6700] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6699] <... mmap resumed>) = 0x7f9655edb000 [pid 6699] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6702] write(3, "1000", 4 [pid 6701] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6700] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6701] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6699] <... mprotect resumed>) = 0 [pid 6701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6703 attached [pid 6702] <... write resumed>) = 4 [pid 6700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6699] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6704 attached [pid 6703] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6702] close(3 [pid 6701] <... clone3 resumed> => {parent_tid=[6703]}, 88) = 6703 [pid 6699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6704] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6703] <... rseq resumed>) = 0 [pid 6702] <... close resumed>) = 0 [pid 6701] rt_sigprocmask(SIG_SETMASK, [], [pid 6700] <... clone3 resumed> => {parent_tid=[6704]}, 88) = 6704 [pid 6699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6704] <... rseq resumed>) = 0 [pid 6703] set_robust_list(0x7f9655efb9a0, 24 [pid 6702] symlink("/dev/binderfs", "./binderfs" [pid 6701] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6705 attached [pid 6704] set_robust_list(0x7f9655efb9a0, 24 [pid 6703] <... set_robust_list resumed>) = 0 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], [pid 6705] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6704] <... set_robust_list resumed>) = 0 [pid 6703] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6702] <... symlink resumed>) = 0 [pid 6701] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] <... clone3 resumed> => {parent_tid=[6705]}, 88) = 6705 [pid 6705] <... rseq resumed>) = 0 [pid 6704] rt_sigprocmask(SIG_SETMASK, [], [pid 6703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] write(1, "executing program\n", 18 [pid 6701] <... futex resumed>) = 0 [pid 6700] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6705] set_robust_list(0x7f9655efb9a0, 24 [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6703] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6702] <... write resumed>) = 18 [pid 6701] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... futex resumed>) = 0 [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6705] <... set_robust_list resumed>) = 0 [pid 6704] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6702] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] rt_sigprocmask(SIG_SETMASK, [], [pid 6700] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] <... futex resumed>) = 0 [pid 6702] <... futex resumed>) = 0 [pid 6705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6702] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6705] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6702] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6702] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6702] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6702] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6705] <... openat resumed>) = 3 [pid 6704] <... openat resumed>) = 3 [pid 6703] <... openat resumed>) = 3 [pid 6694] +++ exited with 0 +++ [pid 6686] +++ exited with 0 +++ [pid 6704] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6686, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 6705] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6706 attached ) = 1 [pid 6704] <... futex resumed>) = 1 [pid 6703] <... futex resumed>) = 1 [pid 6701] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6706] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6705] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6704] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6703] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] <... clone3 resumed> => {parent_tid=[6706]}, 88) = 6706 [pid 6701] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... rseq resumed>) = 0 [pid 6705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6702] rt_sigprocmask(SIG_SETMASK, [], [pid 6701] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6706] set_robust_list(0x7f9655efb9a0, 24 [pid 6705] dup(3 [pid 6704] dup(3 [pid 6703] dup(3 [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6706] <... set_robust_list resumed>) = 0 [pid 6705] <... dup resumed>) = 4 [pid 6704] <... dup resumed>) = 4 [pid 6703] <... dup resumed>) = 4 [pid 6702] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6706] rt_sigprocmask(SIG_SETMASK, [], [pid 6705] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... futex resumed>) = 0 [pid 6706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6705] <... futex resumed>) = 1 [pid 6699] <... futex resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6705] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6699] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6699] <... futex resumed>) = 0 [pid 6705] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6704] <... futex resumed>) = 1 [pid 6703] <... futex resumed>) = 1 [pid 6702] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6699] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 5851] <... openat resumed>) = 3 [pid 6701] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6703] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6701] <... futex resumed>) = 0 [pid 6700] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 1 [pid 6704] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6700] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] <... openat resumed>) = 3 [pid 6701] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] newfstatat(3, "", [pid 6706] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6706] <... futex resumed>) = 1 [pid 6702] <... futex resumed>) = 0 [pid 6706] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6702] <... futex resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6706] dup(3 [pid 6702] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6706] <... dup resumed>) = 4 [pid 6706] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6706] <... futex resumed>) = 1 [pid 6702] <... futex resumed>) = 0 [pid 6706] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6702] <... futex resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6706] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6702] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./56/binderfs") = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3) = 0 [pid 5851] rmdir("./56") = 0 [pid 5851] mkdir("./57", 0777) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6707 attached , child_tidptr=0x555564940750) = 6707 [pid 6707] set_robust_list(0x555564940760, 24) = 0 [pid 6707] chdir("./57") = 0 [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6707] setpgid(0, 0) = 0 [pid 6701] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6701] <... futex resumed>) = 0 [pid 6700] <... mmap resumed>) = 0x7f9655eba000 [pid 6699] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6700] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6699] <... futex resumed>) = 0 [pid 6707] <... openat resumed>) = 3 [pid 6701] <... mmap resumed>) = 0x7f9655eba000 [pid 6700] <... mprotect resumed>) = 0 [pid 6699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6707] write(3, "1000", 4 [pid 6702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6707] <... write resumed>) = 4 [pid 6700] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6708 attached [pid 6707] close(3 [pid 6699] <... mmap resumed>) = 0x7f9655eba000 [pid 6707] <... close resumed>) = 0 [pid 6700] <... clone3 resumed> => {parent_tid=[6708]}, 88) = 6708 [pid 6699] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6702] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6702] <... futex resumed>) = 0 [pid 6707] symlink("/dev/binderfs", "./binderfs" [pid 6702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6701] <... mprotect resumed>) = 0 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] <... mprotect resumed>) = 0 executing program [pid 6708] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6707] <... symlink resumed>) = 0 [pid 6702] <... mmap resumed>) = 0x7f9655eba000 [pid 6701] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6708] <... rseq resumed>) = 0 [pid 6707] write(1, "executing program\n", 18 [pid 6701] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6700] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6702] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6708] set_robust_list(0x7f9655eda9a0, 24 [pid 6707] <... write resumed>) = 18 [pid 6701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6700] <... futex resumed>) = 0 [pid 6699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6710 attached ./strace-static-x86_64: Process 6709 attached [pid 6708] <... set_robust_list resumed>) = 0 [pid 6707] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6710] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6709] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], [pid 6707] <... futex resumed>) = 0 [pid 6701] <... clone3 resumed> => {parent_tid=[6709]}, 88) = 6709 [pid 6699] <... clone3 resumed> => {parent_tid=[6710]}, 88) = 6710 [pid 6710] <... rseq resumed>) = 0 [pid 6709] <... rseq resumed>) = 0 [pid 6708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6701] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6710] set_robust_list(0x7f9655eda9a0, 24 [pid 6709] set_robust_list(0x7f9655eda9a0, 24 [pid 6708] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6707] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6702] <... mprotect resumed>) = 0 [pid 6701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] <... set_robust_list resumed>) = 0 [pid 6709] <... set_robust_list resumed>) = 0 [pid 6708] <... madvise resumed>) = 0 [pid 6707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6699] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] rt_sigprocmask(SIG_SETMASK, [], [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6699] <... futex resumed>) = 0 [pid 6707] <... mmap resumed>) = 0x7f9655edb000 [pid 6699] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6701] <... futex resumed>) = 0 [pid 6701] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6709] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6702] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6702] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6708] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... clone3 resumed> => {parent_tid=[6711]}, 88) = 6711 ./strace-static-x86_64: Process 6712 attached [pid 6708] <... futex resumed>) = 1 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], [pid 6708] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6711 attached [pid 6707] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... clone3 resumed> => {parent_tid=[6712]}, 88) = 6712 [pid 6700] <... futex resumed>) = 0 [pid 6702] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] <... madvise resumed>) = 0 [pid 6707] <... futex resumed>) = 0 [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6702] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6712] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6707] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6712] <... rseq resumed>) = 0 [pid 6712] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6712] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6711] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6710] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6699] <... futex resumed>) = 0 [pid 6711] <... rseq resumed>) = 0 [pid 6711] set_robust_list(0x7f9655efb9a0, 24 [pid 6710] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6711] <... set_robust_list resumed>) = 0 [pid 6711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6711] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6712] <... madvise resumed>) = 0 [pid 6711] <... openat resumed>) = 3 [pid 6709] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6711] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] <... futex resumed>) = 0 [pid 6707] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 1 [pid 6707] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... futex resumed>) = 1 [pid 6709] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6711] dup(3 [pid 6701] <... futex resumed>) = 0 [pid 6711] <... dup resumed>) = 4 [pid 6712] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6707] <... futex resumed>) = 0 [pid 6707] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6707] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = 1 [pid 6712] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6702] <... futex resumed>) = 0 [pid 6703] <... mmap resumed>) = 0x20000000 [pid 6704] <... mmap resumed>) = 0x20000000 [pid 6704] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... mmap resumed>) = 0x20000000 [pid 6704] <... futex resumed>) = 0 [pid 6704] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6703] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6703] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6701] exit_group(0 [pid 6709] <... futex resumed>) = ? [pid 6707] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... futex resumed>) = ? [pid 6701] <... exit_group resumed>) = ? [pid 6700] exit_group(0 [pid 6709] +++ exited with 0 +++ [pid 6708] <... futex resumed>) = ? [pid 6707] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = ? [pid 6703] +++ exited with 0 +++ [pid 6700] <... exit_group resumed>) = ? [pid 6711] <... mmap resumed>) = 0x20000000 [pid 6708] +++ exited with 0 +++ [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6706] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6705] <... mmap resumed>) = 0x20000000 [pid 6704] +++ exited with 0 +++ [pid 6702] exit_group(0 [pid 6701] +++ exited with 0 +++ [pid 6700] +++ exited with 0 +++ [pid 6712] <... futex resumed>) = ? [pid 6711] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... mmap resumed>) = 0x7f9655eba000 [pid 6706] <... futex resumed>) = ? [pid 6705] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... exit_group resumed>) = ? [pid 6699] exit_group(0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6700, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6701, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6712] +++ exited with 0 +++ [pid 6710] <... futex resumed>) = ? [pid 6707] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6706] +++ exited with 0 +++ [pid 6699] <... exit_group resumed>) = ? [pid 6710] +++ exited with 0 +++ [pid 6711] <... futex resumed>) = 0 [pid 6707] <... mprotect resumed>) = 0 [pid 6711] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6705] <... futex resumed>) = ? [pid 6702] +++ exited with 0 +++ [pid 5849] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6702, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5849] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6705] +++ exited with 0 +++ [pid 6699] +++ exited with 0 +++ [pid 5849] <... openat resumed>) = 3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 5849] newfstatat(3, "", [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6699, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6713 attached [pid 5852] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6713] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6707] <... clone3 resumed> => {parent_tid=[6713]}, 88) = 6713 [pid 5850] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6713] <... rseq resumed>) = 0 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6713] set_robust_list(0x7f9655eda9a0, 24 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... openat resumed>) = 3 [pid 6713] <... set_robust_list resumed>) = 0 [pid 5849] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6713] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] newfstatat(3, "", [pid 6713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6713] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] <... futex resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6713] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6707] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] getdents64(3, [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] unlink("./58/binderfs") = 0 [pid 5852] getdents64(3, [pid 6713] <... madvise resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] unlink("./58/binderfs" [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6713] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6713] <... futex resumed>) = 1 [pid 6707] <... futex resumed>) = 0 [pid 5852] close(3 [pid 5850] getdents64(3, [pid 5849] <... unlink resumed>) = 0 [pid 6713] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] exit_group(0 [pid 5852] <... close resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, [pid 5848] newfstatat(AT_FDCWD, "./58/binderfs", [pid 6713] <... futex resumed>) = ? [pid 6711] <... futex resumed>) = ? [pid 6707] <... exit_group resumed>) = ? [pid 5852] rmdir("./58" [pid 5850] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6713] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] close(3 [pid 5848] unlink("./58/binderfs" [pid 5850] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5849] <... close resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] rmdir("./58" [pid 5848] getdents64(3, [pid 5850] unlink("./58/binderfs" [pid 5849] <... rmdir resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./58" [pid 5850] getdents64(3, [pid 5848] <... rmdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] mkdir("./59", 0777 [pid 5850] close(3 [pid 5849] mkdir("./59", 0777 [pid 5848] <... mkdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5850] rmdir("./58") = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... mkdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] mkdir("./59", 0777 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] mkdir("./59", 0777./strace-static-x86_64: Process 6715 attached [pid 5850] <... mkdir resumed>) = 0 [pid 6715] set_robust_list(0x555564940760, 24 [pid 5852] <... mkdir resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6714 attached ./strace-static-x86_64: Process 6716 attached [pid 6715] <... set_robust_list resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6715] chdir("./59" [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6715 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6714 ./strace-static-x86_64: Process 6717 attached [pid 6716] set_robust_list(0x555564940760, 24 [pid 6715] <... chdir resumed>) = 0 [pid 6714] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6716 [pid 6717] set_robust_list(0x555564940760, 24 [pid 6716] <... set_robust_list resumed>) = 0 [pid 6715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6714] <... set_robust_list resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6717 [pid 6717] <... set_robust_list resumed>) = 0 [pid 6716] chdir("./59" [pid 6715] <... prctl resumed>) = 0 [pid 6714] chdir("./59" [pid 6717] chdir("./59" [pid 6715] setpgid(0, 0 [pid 6717] <... chdir resumed>) = 0 [pid 6716] <... chdir resumed>) = 0 [pid 6714] <... chdir resumed>) = 0 [pid 6717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6717] <... prctl resumed>) = 0 [pid 6716] <... prctl resumed>) = 0 [pid 6714] <... prctl resumed>) = 0 [pid 6717] setpgid(0, 0 [pid 6716] setpgid(0, 0 [pid 6714] setpgid(0, 0 [pid 6717] <... setpgid resumed>) = 0 [pid 6716] <... setpgid resumed>) = 0 [pid 6714] <... setpgid resumed>) = 0 [pid 6717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6715] <... setpgid resumed>) = 0 [pid 6714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6717] <... openat resumed>) = 3 [pid 6715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6716] <... openat resumed>) = 3 [pid 6714] <... openat resumed>) = 3 [pid 6717] write(3, "1000", 4 [pid 6714] write(3, "1000", 4 [pid 6717] <... write resumed>) = 4 [pid 6716] write(3, "1000", 4 [pid 6715] <... openat resumed>) = 3 [pid 6714] <... write resumed>) = 4 [pid 6717] close(3 [pid 6716] <... write resumed>) = 4 [pid 6715] write(3, "1000", 4 [pid 6717] <... close resumed>) = 0 [pid 6716] close(3 [pid 6715] <... write resumed>) = 4 [pid 6714] close(3 [pid 6717] symlink("/dev/binderfs", "./binderfs" [pid 6716] <... close resumed>) = 0 [pid 6715] close(3 [pid 6714] <... close resumed>) = 0 [pid 6717] <... symlink resumed>) = 0 [pid 6716] symlink("/dev/binderfs", "./binderfs" [pid 6715] <... close resumed>) = 0 [pid 6714] symlink("/dev/binderfs", "./binderfs"executing program [pid 6717] write(1, "executing program\n", 18 [pid 6716] <... symlink resumed>) = 0 [pid 6715] symlink("/dev/binderfs", "./binderfs" [pid 6714] <... symlink resumed>) = 0 [pid 6717] <... write resumed>) = 18 [pid 6717] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6714] write(1, "executing program\n", 18 [pid 6717] <... futex resumed>) = 0 executing program executing program [pid 6716] write(1, "executing program\n", 18 [pid 6715] <... symlink resumed>) = 0 [pid 6714] <... write resumed>) = 18 [pid 6716] <... write resumed>) = 18 [pid 6715] write(1, "executing program\n", 18 [pid 6716] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6715] <... write resumed>) = 18 [pid 6717] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6716] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6715] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6716] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] <... futex resumed>) = 0 [pid 6717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6715] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6714] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6715] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6714] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6714] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6717] <... mmap resumed>) = 0x7f9655edb000 [pid 6716] <... mmap resumed>) = 0x7f9655edb000 [pid 6715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6717] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6716] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6717] <... mprotect resumed>) = 0 [pid 6716] <... mprotect resumed>) = 0 [pid 6715] <... mmap resumed>) = 0x7f9655edb000 [pid 6714] <... mmap resumed>) = 0x7f9655edb000 [pid 6717] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6716] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6715] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6714] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6717] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6716] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6715] <... mprotect resumed>) = 0 [pid 6714] <... mprotect resumed>) = 0 [pid 6717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6715] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6714] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6719 attached ./strace-static-x86_64: Process 6718 attached [pid 6715] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6714] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6719] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6718] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6717] <... clone3 resumed> => {parent_tid=[6719]}, 88) = 6719 [pid 6716] <... clone3 resumed> => {parent_tid=[6718]}, 88) = 6718 [pid 6715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6719] <... rseq resumed>) = 0 [pid 6718] <... rseq resumed>) = 0 [pid 6717] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6721 attached ./strace-static-x86_64: Process 6720 attached [pid 6719] set_robust_list(0x7f9655efb9a0, 24 [pid 6718] set_robust_list(0x7f9655efb9a0, 24 [pid 6717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6720] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6719] <... set_robust_list resumed>) = 0 [pid 6718] <... set_robust_list resumed>) = 0 [pid 6716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6715] <... clone3 resumed> => {parent_tid=[6720]}, 88) = 6720 [pid 6721] <... rseq resumed>) = 0 [pid 6720] <... rseq resumed>) = 0 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] set_robust_list(0x7f9655efb9a0, 24 [pid 6720] set_robust_list(0x7f9655efb9a0, 24 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6716] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] rt_sigprocmask(SIG_SETMASK, [], [pid 6721] <... set_robust_list resumed>) = 0 [pid 6720] <... set_robust_list resumed>) = 0 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], [pid 6717] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... clone3 resumed> => {parent_tid=[6721]}, 88) = 6721 [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6717] <... futex resumed>) = 0 [pid 6714] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6717] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6721] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] <... openat resumed>) = 3 [pid 6718] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6716] <... futex resumed>) = 0 [pid 6715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6714] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] +++ exited with 0 +++ [pid 6707] +++ exited with 0 +++ [pid 6721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... futex resumed>) = 0 [pid 6721] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6720] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6719] <... futex resumed>) = 1 [pid 6718] <... openat resumed>) = 3 [pid 6717] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] <... openat resumed>) = 3 [pid 6720] <... openat resumed>) = 3 [pid 6719] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6707, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6721] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6718] <... futex resumed>) = 1 [pid 6717] <... futex resumed>) = 0 [pid 6716] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6721] <... futex resumed>) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6719] dup(3 [pid 6718] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6717] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... futex resumed>) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6721] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] dup(3 [pid 6719] <... dup resumed>) = 4 [pid 6718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6716] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6720] <... dup resumed>) = 4 [pid 6719] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] dup(3 [pid 6716] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6714] <... futex resumed>) = 0 [pid 6721] dup(3 [pid 6720] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 1 [pid 6718] <... dup resumed>) = 4 [pid 6717] <... futex resumed>) = 0 [pid 6714] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] <... dup resumed>) = 4 [pid 6720] <... futex resumed>) = 1 [pid 6719] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] <... futex resumed>) = 0 [pid 6721] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6718] <... futex resumed>) = 1 [pid 6717] <... futex resumed>) = 0 [pid 6716] <... futex resumed>) = 0 [pid 6715] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] <... futex resumed>) = 1 [pid 6720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6719] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6718] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6717] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6716] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... futex resumed>) = 0 [pid 6721] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6716] <... futex resumed>) = 0 [pid 6718] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6716] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6715] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./57/binderfs") = 0 [pid 5851] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3) = 0 [pid 5851] rmdir("./57") = 0 [pid 5851] mkdir("./58", 0777 [pid 6717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5851] <... mkdir resumed>) = 0 [pid 6717] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6717] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6722 attached ) = 0 [pid 6717] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6722] set_robust_list(0x555564940760, 24 [pid 6717] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6722] <... set_robust_list resumed>) = 0 [pid 6717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6714] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6723 attached [pid 6722] chdir("./58" [pid 6716] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6714] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6722 [pid 6723] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6717] <... clone3 resumed> => {parent_tid=[6723]}, 88) = 6723 [pid 6716] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... futex resumed>) = 0 [pid 6723] <... rseq resumed>) = 0 [pid 6722] <... chdir resumed>) = 0 [pid 6717] rt_sigprocmask(SIG_SETMASK, [], [pid 6716] <... futex resumed>) = 0 [pid 6714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6715] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6723] set_robust_list(0x7f9655eda9a0, 24 [pid 6722] <... prctl resumed>) = 0 [pid 6723] <... set_robust_list resumed>) = 0 [pid 6717] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... mmap resumed>) = 0x7f9655eba000 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] setpgid(0, 0 [pid 6717] <... futex resumed>) = 0 [pid 6723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6723] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6722] <... setpgid resumed>) = 0 [pid 6717] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6715] <... mmap resumed>) = 0x7f9655eba000 [pid 6714] <... mprotect resumed>) = 0 [pid 6715] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6714] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6715] <... mprotect resumed>) = 0 [pid 6722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6715] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6714] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6723] <... madvise resumed>) = 0 [pid 6722] <... openat resumed>) = 3 [pid 6715] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6723] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] write(3, "1000", 4 [pid 6715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6722] <... write resumed>) = 4 [pid 6717] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6724 attached [pid 6723] <... futex resumed>) = 1 [pid 6722] close(3./strace-static-x86_64: Process 6725 attached [pid 6723] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] <... close resumed>) = 0 [pid 6716] <... mmap resumed>) = 0x7f9655eba000 [pid 6715] <... clone3 resumed> => {parent_tid=[6724]}, 88) = 6724 [pid 6725] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6722] symlink("/dev/binderfs", "./binderfs" [pid 6716] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6715] rt_sigprocmask(SIG_SETMASK, [], [pid 6714] <... clone3 resumed> => {parent_tid=[6725]}, 88) = 6725 [pid 6725] <... rseq resumed>) = 0 executing program [pid 6724] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6716] <... mprotect resumed>) = 0 [pid 6715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6714] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] <... symlink resumed>) = 0 [pid 6725] set_robust_list(0x7f9655eda9a0, 24 [pid 6724] <... rseq resumed>) = 0 [pid 6722] write(1, "executing program\n", 18 [pid 6716] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6715] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6725] <... set_robust_list resumed>) = 0 [pid 6724] set_robust_list(0x7f9655eda9a0, 24 [pid 6722] <... write resumed>) = 18 [pid 6716] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] rt_sigprocmask(SIG_SETMASK, [], [pid 6724] <... set_robust_list resumed>) = 0 [pid 6722] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6715] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6714] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6726 attached [pid 6725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] <... futex resumed>) = 0 [pid 6726] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] <... rseq resumed>) = 0 [pid 6724] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6725] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6722] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6716] <... clone3 resumed> => {parent_tid=[6726]}, 88) = 6726 [pid 6714] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] set_robust_list(0x7f9655eda9a0, 24 [pid 6724] <... madvise resumed>) = 0 [pid 6722] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] <... set_robust_list resumed>) = 0 [pid 6722] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6716] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6716] <... futex resumed>) = 0 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6722] <... mmap resumed>) = 0x7f9655edb000 [pid 6716] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6722] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6726] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6722] <... mprotect resumed>) = 0 [pid 6722] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6727 attached [pid 6727] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6722] <... clone3 resumed> => {parent_tid=[6727]}, 88) = 6727 [pid 6727] <... rseq resumed>) = 0 [pid 6725] <... madvise resumed>) = 0 [pid 6722] rt_sigprocmask(SIG_SETMASK, [], [pid 6727] set_robust_list(0x7f9655efb9a0, 24 [pid 6725] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6727] <... set_robust_list resumed>) = 0 [pid 6725] <... futex resumed>) = 1 [pid 6722] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... futex resumed>) = 0 [pid 6727] rt_sigprocmask(SIG_SETMASK, [], [pid 6725] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] <... futex resumed>) = 0 [pid 6727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6722] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6727] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6722] <... futex resumed>) = 0 [pid 6727] dup(3 [pid 6722] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... dup resumed>) = 4 [pid 6722] <... futex resumed>) = 0 [pid 6727] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] <... futex resumed>) = 0 [pid 6722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6727] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6722] <... futex resumed>) = 0 [pid 6727] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6722] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] <... madvise resumed>) = 0 [pid 6726] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = 1 [pid 6724] <... futex resumed>) = 1 [pid 6716] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6726] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6722] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6721] <... mmap resumed>) = 0x20000000 [pid 6719] <... mmap resumed>) = 0x20000000 [pid 6721] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... mmap resumed>) = 0x20000000 [pid 6721] <... futex resumed>) = 0 [pid 6720] <... mmap resumed>) = 0x20000000 [pid 6719] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 0 [pid 6718] <... futex resumed>) = 0 [pid 6714] exit_group(0 [pid 6725] <... futex resumed>) = ? [pid 6721] <... futex resumed>) = ? [pid 6720] <... futex resumed>) = 0 [pid 6719] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6717] exit_group(0 [pid 6716] exit_group(0 [pid 6715] exit_group(0 [pid 6714] <... exit_group resumed>) = ? [pid 6726] <... futex resumed>) = ? [pid 6725] +++ exited with 0 +++ [pid 6724] <... futex resumed>) = ? [pid 6723] <... futex resumed>) = ? [pid 6721] +++ exited with 0 +++ [pid 6719] <... futex resumed>) = ? [pid 6718] <... futex resumed>) = ? [pid 6717] <... exit_group resumed>) = ? [pid 6716] <... exit_group resumed>) = ? [pid 6715] <... exit_group resumed>) = ? [pid 6726] +++ exited with 0 +++ [pid 6724] +++ exited with 0 +++ [pid 6720] +++ exited with 0 +++ [pid 6723] +++ exited with 0 +++ [pid 6719] +++ exited with 0 +++ [pid 6714] +++ exited with 0 +++ [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6714, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5848] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5848] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5848] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5848] newfstatat(3, "", [pid 6715] +++ exited with 0 +++ [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6727] <... mmap resumed>) = 0x20000000 [pid 6722] <... mmap resumed>) = 0x7f9655eba000 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6715, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5848] getdents64(3, [pid 6727] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6727] <... futex resumed>) = 0 [pid 6722] <... mprotect resumed>) = 0 [pid 5849] <... restart_syscall resumed>) = 0 [pid 5848] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6727] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6718] +++ exited with 0 +++ [pid 6716] +++ exited with 0 +++ [pid 6722] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6728 attached [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6716, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] newfstatat(AT_FDCWD, "./59/binderfs", [pid 6728] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6722] <... clone3 resumed> => {parent_tid=[6728]}, 88) = 6728 [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6728] <... rseq resumed>) = 0 [pid 6722] rt_sigprocmask(SIG_SETMASK, [], [pid 6717] +++ exited with 0 +++ [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5848] unlink("./59/binderfs" [pid 6728] set_robust_list(0x7f9655eda9a0, 24 [pid 6722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6717, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] <... openat resumed>) = 3 [pid 5848] <... unlink resumed>) = 0 [pid 6728] <... set_robust_list resumed>) = 0 [pid 6722] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5849] newfstatat(3, "", [pid 5848] getdents64(3, [pid 6728] rt_sigprocmask(SIG_SETMASK, [], [pid 6722] <... futex resumed>) = 0 [pid 5850] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5848] close(3 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... close resumed>) = 0 [pid 6728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6722] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] rmdir("./59" [pid 6728] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5850] <... openat resumed>) = 3 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5848] <... rmdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] mkdir("./60", 0777 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] unlink("./59/binderfs" [pid 5848] <... mkdir resumed>) = 0 [pid 5852] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5849] <... unlink resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6728] <... madvise resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] getdents64(3, ./strace-static-x86_64: Process 6729 attached [pid 6728] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6729] set_robust_list(0x555564940760, 24 [pid 6722] <... futex resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] close(3 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6729 [pid 6722] exit_group(0 [pid 6728] <... futex resumed>) = 1 [pid 5852] newfstatat(3, "", [pid 6729] <... set_robust_list resumed>) = 0 [pid 5850] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5849] <... close resumed>) = 0 [pid 6729] chdir("./60" [pid 6727] <... futex resumed>) = ? [pid 6722] <... exit_group resumed>) = ? [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] rmdir("./59" [pid 6728] +++ exited with 0 +++ [pid 6727] +++ exited with 0 +++ [pid 5852] getdents64(3, [pid 5850] unlink("./59/binderfs" [pid 5849] <... rmdir resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... unlink resumed>) = 0 [pid 5852] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] mkdir("./60", 0777 [pid 6729] <... chdir resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... mkdir resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5850] getdents64(3, [pid 6729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6729] <... prctl resumed>) = 0 [pid 5852] unlink("./59/binderfs"./strace-static-x86_64: Process 6730 attached [pid 6729] setpgid(0, 0 [pid 5852] <... unlink resumed>) = 0 [pid 5850] close(3 [pid 6729] <... setpgid resumed>) = 0 [pid 5852] getdents64(3, [pid 6730] set_robust_list(0x555564940760, 24) = 0 [pid 6729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6730 [pid 6730] chdir("./60" [pid 6729] <... openat resumed>) = 3 [pid 5852] close(3 [pid 5850] rmdir("./59" [pid 6730] <... chdir resumed>) = 0 [pid 6729] write(3, "1000", 4 [pid 5852] <... close resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6729] <... write resumed>) = 4 [pid 5852] rmdir("./59" [pid 6730] <... prctl resumed>) = 0 [pid 6729] close(3 [pid 5852] <... rmdir resumed>) = 0 [pid 6729] <... close resumed>) = 0 [pid 6729] symlink("/dev/binderfs", "./binderfs" [pid 5850] mkdir("./60", 0777 [pid 6729] <... symlink resumed>) = 0 [pid 5852] mkdir("./60", 0777 [pid 5850] <... mkdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 6730] setpgid(0, 0executing program [pid 6729] write(1, "executing program\n", 18 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6729] <... write resumed>) = 18 [pid 6730] <... setpgid resumed>) = 0 [pid 6729] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 6731 attached [pid 6730] write(3, "1000", 4 [pid 6729] <... futex resumed>) = 0 [pid 6722] +++ exited with 0 +++ [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6729] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6731] set_robust_list(0x555564940760, 24 [pid 6730] <... write resumed>) = 4 [pid 6729] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6722, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 6732 attached [pid 6731] <... set_robust_list resumed>) = 0 [pid 6730] close(3 [pid 6729] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6731 [pid 6732] set_robust_list(0x555564940760, 24 [pid 6731] chdir("./60" [pid 6730] <... close resumed>) = 0 [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... set_robust_list resumed>) = 0 [pid 6731] <... chdir resumed>) = 0 [pid 6730] symlink("/dev/binderfs", "./binderfs" [pid 6729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6732 [pid 6732] chdir("./60" [pid 6729] <... mmap resumed>) = 0x7f9655edb000 [pid 6729] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6730] <... symlink resumed>) = 0 [pid 6729] <... mprotect resumed>) = 0 [pid 5851] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6732] <... chdir resumed>) = 0 [pid 6731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6730] write(1, "executing program\n", 18 [pid 6729] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6731] <... prctl resumed>) = 0 [pid 6730] <... write resumed>) = 18 [pid 5851] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6732] <... prctl resumed>) = 0 [pid 6731] setpgid(0, 0 [pid 6730] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... openat resumed>) = 3 [pid 6732] setpgid(0, 0 [pid 6731] <... setpgid resumed>) = 0 [pid 6729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6733 attached [pid 6730] <... futex resumed>) = 0 [pid 6733] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6730] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6729] <... clone3 resumed> => {parent_tid=[6733]}, 88) = 6733 [pid 5851] newfstatat(3, "", [pid 6733] <... rseq resumed>) = 0 [pid 6732] <... setpgid resumed>) = 0 [pid 6731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6730] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], [pid 6733] set_robust_list(0x7f9655efb9a0, 24 [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] <... set_robust_list resumed>) = 0 [pid 6729] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6729] <... futex resumed>) = 0 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6729] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6731] <... openat resumed>) = 3 [pid 6730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6732] <... openat resumed>) = 3 [pid 6731] write(3, "1000", 4 [pid 6730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] <... openat resumed>) = 3 [pid 6732] write(3, "1000", 4 [pid 6731] <... write resumed>) = 4 [pid 6730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] getdents64(3, [pid 6733] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... write resumed>) = 4 [pid 6731] close(3 [pid 6730] <... mmap resumed>) = 0x7f9655edb000 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6733] <... futex resumed>) = 1 [pid 6732] close(3 [pid 6731] <... close resumed>) = 0 [pid 6730] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6729] <... futex resumed>) = 0 [pid 6732] <... close resumed>) = 0 [pid 6731] symlink("/dev/binderfs", "./binderfs" [pid 6730] <... mprotect resumed>) = 0 [pid 6733] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] symlink("/dev/binderfs", "./binderfs" [pid 6731] <... symlink resumed>) = 0 [pid 6729] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] <... symlink resumed>) = 0 [pid 6730] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6729] <... futex resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6733] dup(3 [pid 5851] newfstatat(AT_FDCWD, "./58/binderfs", [pid 6729] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... dup resumed>) = 4 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6733] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] unlink("./58/binderfs" [pid 6733] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6733] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program executing program [pid 6729] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] <... futex resumed>) = 0 [pid 6733] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6729] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] write(1, "executing program\n", 18 [pid 6731] write(1, "executing program\n", 18 [pid 6730] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 6732] <... write resumed>) = 18 [pid 6731] <... write resumed>) = 18 [pid 6730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6732] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] getdents64(3, [pid 6732] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6730] <... clone3 resumed> => {parent_tid=[6734]}, 88) = 6734 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6732] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6731] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6730] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6731] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] close(3 [pid 6732] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6730] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... close resumed>) = 0 [pid 6732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6730] <... futex resumed>) = 0 [pid 6732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6730] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5851] rmdir("./58" [pid 6732] <... mmap resumed>) = 0x7f9655edb000 [pid 6731] <... mmap resumed>) = 0x7f9655edb000 [pid 6732] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6731] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6734 attached [pid 6732] <... mprotect resumed>) = 0 [pid 6731] <... mprotect resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6731] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] mkdir("./59", 0777./strace-static-x86_64: Process 6735 attached [pid 6731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5851] <... mkdir resumed>) = 0 [pid 6734] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6736 attached [pid 6735] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6734] <... rseq resumed>) = 0 [pid 6736] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6735] <... rseq resumed>) = 0 [pid 6732] <... clone3 resumed> => {parent_tid=[6735]}, 88) = 6735 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6734] set_robust_list(0x7f9655efb9a0, 24./strace-static-x86_64: Process 6737 attached [pid 6736] <... rseq resumed>) = 0 [pid 6735] set_robust_list(0x7f9655efb9a0, 24 [pid 6734] <... set_robust_list resumed>) = 0 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], [pid 6731] <... clone3 resumed> => {parent_tid=[6736]}, 88) = 6736 [pid 6736] set_robust_list(0x7f9655efb9a0, 24 [pid 6735] <... set_robust_list resumed>) = 0 [pid 6734] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], [pid 6734] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... futex resumed>) = 0 [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6736] <... set_robust_list resumed>) = 0 [pid 6735] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6734] <... openat resumed>) = 3 [pid 6732] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], [pid 6735] <... openat resumed>) = 3 [pid 6734] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6737 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] <... futex resumed>) = 1 [pid 6731] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 0 [pid 6737] set_robust_list(0x555564940760, 24 [pid 6736] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6735] <... futex resumed>) = 1 [pid 6734] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = 0 [pid 6730] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... openat resumed>) = 3 [pid 6735] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... futex resumed>) = 0 [pid 6736] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6734] dup(3 [pid 6732] <... futex resumed>) = 0 [pid 6730] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] <... set_robust_list resumed>) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6735] dup(3 [pid 6734] <... dup resumed>) = 4 [pid 6732] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... futex resumed>) = 0 [pid 6737] chdir("./59" [pid 6736] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6735] <... dup resumed>) = 4 [pid 6734] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6735] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] <... futex resumed>) = 1 [pid 6731] <... futex resumed>) = 0 [pid 6730] <... futex resumed>) = 0 [pid 6736] dup(3 [pid 6735] <... futex resumed>) = 1 [pid 6734] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = 0 [pid 6731] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... chdir resumed>) = 0 [pid 6736] <... dup resumed>) = 4 [pid 6735] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... futex resumed>) = 0 [pid 6736] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6732] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6736] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6731] <... futex resumed>) = 0 [pid 6731] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6736] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6734] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6737] <... prctl resumed>) = 0 [pid 6731] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] setpgid(0, 0) = 0 [pid 6737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6737] write(3, "1000", 4) = 4 [pid 6737] close(3) = 0 [pid 6737] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6737] write(1, "executing program\n", 18) = 18 [pid 6729] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6737] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = 0 [pid 6737] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6737] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6729] <... mmap resumed>) = 0x7f9655eba000 [pid 6737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6729] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6729] <... mprotect resumed>) = 0 [pid 6737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6729] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6737] <... mmap resumed>) = 0x7f9655edb000 [pid 6729] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6737] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6737] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6738 attached [pid 6737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6729] <... clone3 resumed> => {parent_tid=[6738]}, 88) = 6738 [pid 6738] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], [pid 6738] <... rseq resumed>) = 0 [pid 6737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] set_robust_list(0x7f9655eda9a0, 24 [pid 6729] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6739 attached [pid 6738] <... set_robust_list resumed>) = 0 [pid 6729] <... futex resumed>) = 0 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], [pid 6737] <... clone3 resumed> => {parent_tid=[6739]}, 88) = 6739 [pid 6729] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] rt_sigprocmask(SIG_SETMASK, [], [pid 6739] <... rseq resumed>) = 0 [pid 6738] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6739] set_robust_list(0x7f9655efb9a0, 24 [pid 6730] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6732] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6730] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6730] <... futex resumed>) = 0 [pid 6730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6732] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6730] <... mmap resumed>) = 0x7f9655eba000 [pid 6732] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6732] <... futex resumed>) = 0 [pid 6730] <... mprotect resumed>) = 0 [pid 6739] <... set_robust_list resumed>) = 0 [pid 6738] <... madvise resumed>) = 0 [pid 6737] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6730] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6732] <... mmap resumed>) = 0x7f9655eba000 [pid 6730] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6732] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6740 attached [pid 6732] <... mprotect resumed>) = 0 [pid 6731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6731] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... clone3 resumed> => {parent_tid=[6740]}, 88) = 6740 [pid 6740] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6730] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] <... rseq resumed>) = 0 [pid 6732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6730] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6741 attached [pid 6739] rt_sigprocmask(SIG_SETMASK, [], [pid 6730] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6740] set_robust_list(0x7f9655eda9a0, 24 [pid 6737] <... futex resumed>) = 0 [pid 6731] <... mmap resumed>) = 0x7f9655eba000 [pid 6730] <... futex resumed>) = 0 [pid 6741] <... rseq resumed>) = 0 [pid 6740] <... set_robust_list resumed>) = 0 [pid 6739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6738] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] <... clone3 resumed> => {parent_tid=[6741]}, 88) = 6741 [pid 6731] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6730] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] set_robust_list(0x7f9655eda9a0, 24 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], [pid 6739] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6738] <... futex resumed>) = 1 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], [pid 6731] <... mprotect resumed>) = 0 [pid 6729] <... futex resumed>) = 0 [pid 6741] <... set_robust_list resumed>) = 0 [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6739] <... openat resumed>) = 3 [pid 6738] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6731] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6741] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6739] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6739] <... futex resumed>) = 1 [pid 6737] <... futex resumed>) = 0 [pid 6741] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6739] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6737] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 0 [pid 6731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6737] <... futex resumed>) = 0 [pid 6739] dup(3 [pid 6737] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... dup resumed>) = 4 [pid 6739] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6737] <... futex resumed>) = 0 [pid 6739] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6737] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6737] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6742 attached [pid 6739] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6737] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6741] <... madvise resumed>) = 0 [pid 6740] <... madvise resumed>) = 0 [pid 6731] <... clone3 resumed> => {parent_tid=[6742]}, 88) = 6742 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], [pid 6742] <... rseq resumed>) = 0 [pid 6742] set_robust_list(0x7f9655eda9a0, 24 [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6731] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... set_robust_list resumed>) = 0 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = 0 [pid 6730] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6741] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 6731] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] <... futex resumed>) = 1 [pid 6742] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6732] <... futex resumed>) = 0 [pid 6741] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] <... madvise resumed>) = 0 [pid 6737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6742] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6737] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = 1 [pid 6737] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6742] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6737] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6737] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6743 attached => {parent_tid=[6743]}, 88) = 6743 [pid 6743] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6737] rt_sigprocmask(SIG_SETMASK, [], [pid 6743] set_robust_list(0x7f9655eda9a0, 24 [pid 6737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6743] <... set_robust_list resumed>) = 0 [pid 6737] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6743] rt_sigprocmask(SIG_SETMASK, [], [pid 6737] <... futex resumed>) = 0 [pid 6743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6737] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6743] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6737] <... futex resumed>) = 0 [pid 6743] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6739] <... mmap resumed>) = 0x20000000 [pid 6736] <... mmap resumed>) = 0x20000000 [pid 6735] <... mmap resumed>) = 0x20000000 [pid 6734] <... mmap resumed>) = 0x20000000 [pid 6733] <... mmap resumed>) = 0x20000000 [pid 6739] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] exit_group(0 [pid 6731] exit_group(0 [pid 6730] exit_group(0 [pid 6729] exit_group(0 [pid 6742] <... futex resumed>) = ? [pid 6741] <... futex resumed>) = ? [pid 6740] <... futex resumed>) = ? [pid 6739] <... futex resumed>) = 0 [pid 6738] <... futex resumed>) = ? [pid 6736] <... futex resumed>) = ? [pid 6735] <... futex resumed>) = ? [pid 6734] <... futex resumed>) = ? [pid 6733] <... futex resumed>) = ? [pid 6732] <... exit_group resumed>) = ? [pid 6731] <... exit_group resumed>) = ? [pid 6730] <... exit_group resumed>) = ? [pid 6729] <... exit_group resumed>) = ? [pid 6742] +++ exited with 0 +++ [pid 6741] +++ exited with 0 +++ [pid 6740] +++ exited with 0 +++ [pid 6739] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] +++ exited with 0 +++ [pid 6737] exit_group(0 [pid 6736] +++ exited with 0 +++ [pid 6735] +++ exited with 0 +++ [pid 6734] +++ exited with 0 +++ [pid 6743] <... futex resumed>) = ? [pid 6739] <... futex resumed>) = ? [pid 6737] <... exit_group resumed>) = ? [pid 6732] +++ exited with 0 +++ [pid 6731] +++ exited with 0 +++ [pid 6730] +++ exited with 0 +++ [pid 6743] +++ exited with 0 +++ [pid 6739] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6732, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6730, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6731, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5852] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(3, [pid 5849] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6737] +++ exited with 0 +++ [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6737, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5849] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./60/binderfs", [pid 5852] newfstatat(AT_FDCWD, "./60/binderfs", [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 5849] unlink("./60/binderfs" [pid 5852] unlink("./60/binderfs" [pid 5849] <... unlink resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... restart_syscall resumed>) = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] close(3 [pid 5852] getdents64(3, [pid 5851] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... close resumed>) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] rmdir("./60" [pid 5852] close(3 [pid 5851] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... openat resumed>) = 3 [pid 5849] mkdir("./61", 0777 [pid 5852] rmdir("./60" [pid 5851] newfstatat(3, "", [pid 5849] <... mkdir resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6744 attached [pid 5852] mkdir("./61", 0777 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] getdents64(3, [pid 5850] getdents64(3, [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6744 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6745 attached [pid 6744] set_robust_list(0x555564940760, 24 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] set_robust_list(0x555564940760, 24 [pid 6744] <... set_robust_list resumed>) = 0 [pid 6745] <... set_robust_list resumed>) = 0 [pid 6744] chdir("./61" [pid 5850] newfstatat(AT_FDCWD, "./60/binderfs", [pid 5851] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6745] chdir("./61" [pid 6744] <... chdir resumed>) = 0 [pid 6745] <... chdir resumed>) = 0 [pid 6744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6745 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] unlink("./60/binderfs" [pid 6745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6744] setpgid(0, 0 [pid 5851] unlink("./59/binderfs" [pid 5850] <... unlink resumed>) = 0 [pid 6745] <... prctl resumed>) = 0 [pid 6744] <... setpgid resumed>) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] getdents64(3, [pid 6745] setpgid(0, 0 [pid 6744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6745] <... setpgid resumed>) = 0 [pid 6744] <... openat resumed>) = 3 [pid 5851] getdents64(3, [pid 5850] close(3 [pid 6745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6744] write(3, "1000", 4 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... close resumed>) = 0 [pid 6745] <... openat resumed>) = 3 [pid 6744] <... write resumed>) = 4 [pid 5851] close(3 [pid 6744] close(3 [pid 5851] <... close resumed>) = 0 [pid 5850] rmdir("./60" [pid 6745] write(3, "1000", 4 [pid 6744] <... close resumed>) = 0 [pid 5851] rmdir("./59"executing program executing program [pid 6745] <... write resumed>) = 4 [pid 6744] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... rmdir resumed>) = 0 [pid 6745] close(3 [pid 6744] <... symlink resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6745] <... close resumed>) = 0 [pid 6744] write(1, "executing program\n", 18 [pid 6745] symlink("/dev/binderfs", "./binderfs" [pid 6744] <... write resumed>) = 18 [pid 6745] <... symlink resumed>) = 0 [pid 6744] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] write(1, "executing program\n", 18 [pid 6744] <... futex resumed>) = 0 [pid 5851] mkdir("./60", 0777 [pid 6745] <... write resumed>) = 18 [pid 6744] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] <... mkdir resumed>) = 0 [pid 6745] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5850] mkdir("./61", 0777 [pid 6745] <... futex resumed>) = 0 [pid 6744] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6745] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, ./strace-static-x86_64: Process 6746 attached NULL, 8) = 0 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6746] set_robust_list(0x555564940760, 24 [pid 6745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6746] <... set_robust_list resumed>) = 0 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] <... mmap resumed>) = 0x7f9655edb000 [pid 6746] chdir("./60" [pid 6745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6744] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6746 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6746] <... chdir resumed>) = 0 [pid 6745] <... mmap resumed>) = 0x7f9655edb000 [pid 6744] <... mprotect resumed>) = 0 [pid 6733] +++ exited with 0 +++ [pid 6729] +++ exited with 0 +++ [pid 6746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6747 [pid 6744] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6747 attached [pid 6746] <... prctl resumed>) = 0 [pid 6745] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6744] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6747] set_robust_list(0x555564940760, 24 [pid 6746] setpgid(0, 0 [pid 6744] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6745] <... mprotect resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- ./strace-static-x86_64: Process 6748 attached [pid 6747] <... set_robust_list resumed>) = 0 [pid 6746] <... setpgid resumed>) = 0 [pid 6748] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6747] chdir("./61" [pid 6745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6748] <... rseq resumed>) = 0 [pid 6746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6744] <... clone3 resumed> => {parent_tid=[6748]}, 88) = 6748 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6748] set_robust_list(0x7f9655efb9a0, 24 [pid 6747] <... chdir resumed>) = 0 [pid 6748] <... set_robust_list resumed>) = 0 [pid 6747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6746] <... openat resumed>) = 3 [pid 6745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], [pid 6747] <... prctl resumed>) = 0 [pid 6745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6747] setpgid(0, 0 [pid 6746] write(3, "1000", 4 [pid 6744] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6749 attached [pid 6748] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6747] <... setpgid resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6749] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6748] <... openat resumed>) = 3 [pid 6747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6746] <... write resumed>) = 4 [pid 6745] <... clone3 resumed> => {parent_tid=[6749]}, 88) = 6749 [pid 6744] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6749] <... rseq resumed>) = 0 [pid 6748] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] close(3 [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6747] <... openat resumed>) = 3 [pid 6744] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] newfstatat(3, "", [pid 6749] set_robust_list(0x7f9655efb9a0, 24 [pid 6748] <... futex resumed>) = 0 [pid 6747] write(3, "1000", 4 [pid 6746] <... close resumed>) = 0 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6749] <... set_robust_list resumed>) = 0 [pid 6748] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6747] <... write resumed>) = 4 [pid 6746] symlink("/dev/binderfs", "./binderfs" [pid 6745] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(3, [pid 6749] rt_sigprocmask(SIG_SETMASK, [], [pid 6748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6747] close(3 [pid 6744] <... futex resumed>) = 0 [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6748] dup(3 [pid 6747] <... close resumed>) = 0 [pid 6746] <... symlink resumed>) = 0 [pid 6745] <... futex resumed>) = 0 [pid 6744] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6749] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6748] <... dup resumed>) = 4 executing program [pid 6747] symlink("/dev/binderfs", "./binderfs" [pid 6746] write(1, "executing program\n", 18 [pid 6749] <... openat resumed>) = 3 [pid 6748] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6749] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] <... futex resumed>) = 1 [pid 6747] <... symlink resumed>) = 0 [pid 6746] <... write resumed>) = 18 [pid 6744] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6749] <... futex resumed>) = 1 [pid 6748] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6747] write(1, "executing program\n", 18 [pid 6746] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] <... futex resumed>) = 0 [pid 6744] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5848] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6749] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6747] <... write resumed>) = 18 [pid 6746] <... futex resumed>) = 0 [pid 6745] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6747] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6745] <... futex resumed>) = 0 [pid 6744] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] unlink("./60/binderfs" [pid 6749] dup(3 [pid 6746] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6745] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... unlink resumed>) = 0 [pid 6749] <... dup resumed>) = 4 [pid 6746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] getdents64(3, [pid 6749] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] <... futex resumed>) = 1 [pid 6746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6745] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6749] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] <... mmap resumed>) = 0x7f9655edb000 [pid 6745] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] close(3 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6745] <... futex resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6749] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6746] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6745] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] rmdir("./60" [pid 6747] <... futex resumed>) = 0 [pid 6747] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, NULL, 8) = 0 [pid 6747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6747] <... mmap resumed>) = 0x7f9655edb000 [pid 6746] <... mprotect resumed>) = 0 [pid 5848] mkdir("./61", 0777 [pid 6747] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6747] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6750 attached [], 8) = 0 [pid 6747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6750] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 6751 attached ) = 0 [pid 6746] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6750 [pid 6751] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6750] chdir("./61" [pid 6746] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6751] <... rseq resumed>) = 0 [pid 6747] <... clone3 resumed> => {parent_tid=[6751]}, 88) = 6751 [pid 6746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6751] set_robust_list(0x7f9655efb9a0, 24 [pid 6750] <... chdir resumed>) = 0 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], [pid 6750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] <... prctl resumed>) = 0 [pid 6747] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6752 attached [pid 6751] <... set_robust_list resumed>) = 0 [pid 6750] setpgid(0, 0 [pid 6747] <... futex resumed>) = 0 [pid 6752] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6751] rt_sigprocmask(SIG_SETMASK, [], [pid 6750] <... setpgid resumed>) = 0 [pid 6747] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... clone3 resumed> => {parent_tid=[6752]}, 88) = 6752 [pid 6752] <... rseq resumed>) = 0 [pid 6751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6746] rt_sigprocmask(SIG_SETMASK, [], [pid 6752] set_robust_list(0x7f9655efb9a0, 24 [pid 6751] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6752] <... set_robust_list resumed>) = 0 [pid 6752] rt_sigprocmask(SIG_SETMASK, [], [pid 6751] <... openat resumed>) = 3 [pid 6752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6746] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6751] <... futex resumed>) = 1 [pid 6750] <... openat resumed>) = 3 [pid 6747] <... futex resumed>) = 0 [pid 6746] <... futex resumed>) = 0 [pid 6752] <... openat resumed>) = 3 [pid 6751] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] write(3, "1000", 4 [pid 6747] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... write resumed>) = 4 [pid 6747] <... futex resumed>) = 0 [pid 6746] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] close(3 [pid 6747] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] <... close resumed>) = 0 [pid 6750] symlink("/dev/binderfs", "./binderfs"executing program [pid 6752] <... futex resumed>) = 0 [pid 6751] dup(3 [pid 6750] <... symlink resumed>) = 0 [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6752] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] <... dup resumed>) = 4 [pid 6746] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] write(1, "executing program\n", 18 [pid 6746] <... futex resumed>) = 0 [pid 6752] dup(3 [pid 6751] <... futex resumed>) = 1 [pid 6750] <... write resumed>) = 18 [pid 6747] <... futex resumed>) = 0 [pid 6746] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6752] <... dup resumed>) = 4 [pid 6751] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... futex resumed>) = 0 [pid 6747] <... futex resumed>) = 0 [pid 6752] <... futex resumed>) = 1 [pid 6751] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6750] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6747] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... futex resumed>) = 0 [pid 6750] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6746] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6750] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6746] <... futex resumed>) = 0 [pid 6750] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6746] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6744] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6745] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [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=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6745] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6744] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6753 attached [pid 6745] <... mprotect resumed>) = 0 [pid 6744] <... futex resumed>) = 0 [pid 6750] <... clone3 resumed> => {parent_tid=[6753]}, 88) = 6753 [pid 6745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6753] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6753] <... rseq resumed>) = 0 [pid 6750] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] <... mmap resumed>) = 0x7f9655eba000 ./strace-static-x86_64: Process 6754 attached [pid 6753] set_robust_list(0x7f9655efb9a0, 24 [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] <... clone3 resumed> => {parent_tid=[6754]}, 88) = 6754 [pid 6744] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6754] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6753] <... set_robust_list resumed>) = 0 [pid 6750] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... mprotect resumed>) = 0 [pid 6750] <... futex resumed>) = 0 [pid 6744] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6750] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6754] <... rseq resumed>) = 0 [pid 6753] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6755 attached [pid 6754] set_robust_list(0x7f9655eda9a0, 24 [pid 6753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6755] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6754] <... set_robust_list resumed>) = 0 [pid 6753] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6745] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... clone3 resumed> => {parent_tid=[6755]}, 88) = 6755 [pid 6755] <... rseq resumed>) = 0 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6755] set_robust_list(0x7f9655eda9a0, 24 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] <... futex resumed>) = 0 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6753] <... openat resumed>) = 3 [pid 6755] <... set_robust_list resumed>) = 0 [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6753] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6753] <... futex resumed>) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6753] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... futex resumed>) = 0 [pid 6750] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6747] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6755] <... madvise resumed>) = 0 [pid 6754] <... madvise resumed>) = 0 [pid 6753] dup(3 [pid 6747] <... mmap resumed>) = 0x7f9655eba000 [pid 6746] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6753] <... dup resumed>) = 4 [pid 6746] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6753] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6753] <... futex resumed>) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6746] <... mmap resumed>) = 0x7f9655eba000 [pid 6753] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = 1 [pid 6754] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... futex resumed>) = 0 [pid 6747] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6746] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6744] <... futex resumed>) = 0 [pid 6755] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] <... futex resumed>) = 1 [pid 6753] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6750] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... mprotect resumed>) = 0 [pid 6745] <... futex resumed>) = 0 [pid 6754] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6747] <... mprotect resumed>) = 0 [pid 6747] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6746] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6747] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} => {parent_tid=[6756]}, 88) = 6756 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6747] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6747] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6756 attached [pid 6746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6757 attached [pid 6756] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6746] <... clone3 resumed> => {parent_tid=[6757]}, 88) = 6757 [pid 6756] <... rseq resumed>) = 0 [pid 6746] rt_sigprocmask(SIG_SETMASK, [], [pid 6757] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6756] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6757] <... rseq resumed>) = 0 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], [pid 6746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6757] set_robust_list(0x7f9655eda9a0, 24 [pid 6756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6746] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] <... set_robust_list resumed>) = 0 [pid 6756] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6750] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = 0 [pid 6750] <... futex resumed>) = 0 [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6757] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6746] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... madvise resumed>) = 0 [pid 6756] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6757] <... madvise resumed>) = 0 [pid 6757] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6746] <... futex resumed>) = 0 [pid 6757] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] <... mmap resumed>) = 0x20000000 [pid 6749] <... mmap resumed>) = 0x20000000 [pid 6752] <... mmap resumed>) = 0x20000000 [pid 6748] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] <... futex resumed>) = 0 [pid 6748] <... futex resumed>) = 0 [pid 6752] <... futex resumed>) = 0 [pid 6749] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6752] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6751] <... mmap resumed>) = 0x20000000 [pid 6744] exit_group(0 [pid 6755] <... futex resumed>) = ? [pid 6751] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] <... futex resumed>) = ? [pid 6746] exit_group(0 [pid 6744] <... exit_group resumed>) = ? [pid 6757] <... futex resumed>) = ? [pid 6755] +++ exited with 0 +++ [pid 6753] <... mmap resumed>) = 0x20000000 [pid 6752] <... futex resumed>) = ? [pid 6751] <... futex resumed>) = 0 [pid 6748] +++ exited with 0 +++ [pid 6747] exit_group(0 [pid 6746] <... exit_group resumed>) = ? [pid 6745] exit_group(0 [pid 6757] +++ exited with 0 +++ [pid 6756] <... futex resumed>) = ? [pid 6753] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] +++ exited with 0 +++ [pid 6750] <... mmap resumed>) = 0x7f9655eba000 [pid 6747] <... exit_group resumed>) = ? [pid 6756] +++ exited with 0 +++ [pid 6754] <... futex resumed>) = ? [pid 6753] <... futex resumed>) = 0 [pid 6751] +++ exited with 0 +++ [pid 6750] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6749] <... futex resumed>) = ? [pid 6747] +++ exited with 0 +++ [pid 6745] <... exit_group resumed>) = ? [pid 6744] +++ exited with 0 +++ [pid 6754] +++ exited with 0 +++ [pid 6753] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] <... mprotect resumed>) = 0 [pid 6749] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6747, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6744, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5849] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6750] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [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=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5850] <... openat resumed>) = 3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6758 attached [pid 6750] <... clone3 resumed> => {parent_tid=[6758]}, 88) = 6758 [pid 5850] newfstatat(3, "", [pid 5849] getdents64(3, [pid 6750] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6758] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] getdents64(3, [pid 5849] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6758] <... rseq resumed>) = 0 [pid 6750] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] +++ exited with 0 +++ [pid 5850] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(AT_FDCWD, "./61/binderfs", [pid 6758] set_robust_list(0x7f9655eda9a0, 24 [pid 6750] <... futex resumed>) = 0 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6746, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6758] <... set_robust_list resumed>) = 0 [pid 6750] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] +++ exited with 0 +++ [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 5850] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5849] unlink("./61/binderfs" [pid 6758] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... restart_syscall resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6745, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5850] unlink("./61/binderfs" [pid 5849] <... unlink resumed>) = 0 [pid 6758] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5851] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5852] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... openat resumed>) = 3 [pid 5850] <... close resumed>) = 0 [pid 5849] rmdir("./61" [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] newfstatat(3, "", [pid 5850] rmdir("./61" [pid 5849] <... rmdir resumed>) = 0 [pid 5852] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] mkdir("./62", 0777 [pid 5852] <... openat resumed>) = 3 [pid 5851] getdents64(3, [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5852] newfstatat(3, "", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] mkdir("./62", 0777 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6758] <... madvise resumed>) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... mkdir resumed>) = 0 [pid 5852] getdents64(3, [pid 6758] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6759 attached [pid 6758] <... futex resumed>) = 1 [pid 6750] <... futex resumed>) = 0 [pid 5852] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6759] set_robust_list(0x555564940760, 24 [pid 6758] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] exit_group(0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6759] <... set_robust_list resumed>) = 0 [pid 5852] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6759 ./strace-static-x86_64: Process 6760 attached [pid 6759] chdir("./62" [pid 6758] <... futex resumed>) = ? [pid 6753] <... futex resumed>) = ? [pid 6750] <... exit_group resumed>) = ? [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6760] set_robust_list(0x555564940760, 24 [pid 6759] <... chdir resumed>) = 0 [pid 6758] +++ exited with 0 +++ [pid 6753] +++ exited with 0 +++ [pid 5852] unlink("./61/binderfs" [pid 5851] unlink("./60/binderfs" [pid 6760] <... set_robust_list resumed>) = 0 [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... unlink resumed>) = 0 [pid 6759] <... prctl resumed>) = 0 [pid 5852] getdents64(3, [pid 6760] chdir("./62" [pid 6759] setpgid(0, 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6760 [pid 6760] <... chdir resumed>) = 0 [pid 5852] close(3 [pid 6760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6759] <... setpgid resumed>) = 0 [pid 6759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6759] write(3, "1000", 4) = 4 [pid 6759] close(3) = 0 [pid 5852] <... close resumed>) = 0 [pid 6759] symlink("/dev/binderfs", "./binderfs" [pid 6760] setpgid(0, 0 [pid 6759] <... symlink resumed>) = 0 [pid 5852] rmdir("./61" executing program [pid 5851] <... unlink resumed>) = 0 [pid 6760] <... setpgid resumed>) = 0 [pid 5851] getdents64(3, [pid 6760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6760] <... openat resumed>) = 3 [pid 6759] write(1, "executing program\n", 18 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] close(3 [pid 6760] write(3, "1000", 4 [pid 6759] <... write resumed>) = 18 [pid 5851] <... close resumed>) = 0 [pid 6760] <... write resumed>) = 4 [pid 6759] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] rmdir("./60" [pid 6760] close(3 [pid 6759] <... futex resumed>) = 0 [pid 5852] mkdir("./62", 0777 [pid 6760] <... close resumed>) = 0 [pid 6759] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5852] <... mkdir resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 6760] symlink("/dev/binderfs", "./binderfs" [pid 6759] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6759] <... mmap resumed>) = 0x7f9655edb000 ./strace-static-x86_64: Process 6761 attached [pid 6760] <... symlink resumed>) = 0 [pid 6759] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6761 [pid 6761] set_robust_list(0x555564940760, 24 [pid 5851] mkdir("./61", 0777executing program [pid 6761] <... set_robust_list resumed>) = 0 [pid 6760] write(1, "executing program\n", 18 [pid 6759] <... mprotect resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 6761] chdir("./62" [pid 6760] <... write resumed>) = 18 [pid 6761] <... chdir resumed>) = 0 [pid 6760] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6760] <... futex resumed>) = 0 [pid 6760] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6762 attached [pid 6761] <... prctl resumed>) = 0 [pid 6760] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6759] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6761] setpgid(0, 0 [pid 6760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6762] set_robust_list(0x555564940760, 24 [pid 6761] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6763 attached [pid 6762] <... set_robust_list resumed>) = 0 [pid 6761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6763] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6763] <... rseq resumed>) = 0 [pid 6761] <... openat resumed>) = 3 [pid 6760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6759] <... clone3 resumed> => {parent_tid=[6763]}, 88) = 6763 [pid 6763] set_robust_list(0x7f9655efb9a0, 24 [pid 6762] chdir("./61" [pid 6761] write(3, "1000", 4 [pid 6760] <... mmap resumed>) = 0x7f9655edb000 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6762 [pid 6763] <... set_robust_list resumed>) = 0 [pid 6762] <... chdir resumed>) = 0 [pid 6761] <... write resumed>) = 4 [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6761] close(3 [pid 6759] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... prctl resumed>) = 0 [pid 6761] <... close resumed>) = 0 [pid 6759] <... futex resumed>) = 0 [pid 6763] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] setpgid(0, 0 [pid 6761] symlink("/dev/binderfs", "./binderfs" [pid 6760] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6759] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] <... setpgid resumed>) = 0 [pid 6761] <... symlink resumed>) = 0 [pid 6760] <... mprotect resumed>) = 0 [pid 6763] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIMEexecuting program [pid 6762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6760] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6761] write(1, "executing program\n", 18 [pid 6762] <... openat resumed>) = 3 [pid 6761] <... write resumed>) = 18 [pid 6762] write(3, "1000", 4 [pid 6761] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... write resumed>) = 4 [pid 6761] <... futex resumed>) = 0 [pid 6762] close(3 [pid 6761] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6762] <... close resumed>) = 0 [pid 6761] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6760] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6762] symlink("/dev/binderfs", "./binderfs" [pid 6761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6764 attached executing program [pid 6762] <... symlink resumed>) = 0 [pid 6761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6760] <... clone3 resumed> => {parent_tid=[6764]}, 88) = 6764 [pid 6760] rt_sigprocmask(SIG_SETMASK, [], [pid 6761] <... mmap resumed>) = 0x7f9655edb000 [pid 6760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6764] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6762] write(1, "executing program\n", 18 [pid 6761] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6760] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... rseq resumed>) = 0 [pid 6762] <... write resumed>) = 18 [pid 6761] <... mprotect resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6764] set_robust_list(0x7f9655efb9a0, 24 [pid 6762] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6760] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6764] <... set_robust_list resumed>) = 0 [pid 6762] <... futex resumed>) = 0 [pid 6764] rt_sigprocmask(SIG_SETMASK, [], [pid 6761] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6765 attached [pid 6764] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6762] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6765] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6761] <... clone3 resumed> => {parent_tid=[6765]}, 88) = 6765 [pid 6765] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] rt_sigprocmask(SIG_SETMASK, [], [pid 6765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] <... mmap resumed>) = 0x7f9655edb000 [pid 6761] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6761] <... futex resumed>) = 0 [pid 6765] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6762] <... mprotect resumed>) = 0 [pid 6761] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6766 attached [pid 6765] <... openat resumed>) = 3 [pid 6764] <... openat resumed>) = 3 [pid 6763] <... openat resumed>) = 3 [pid 6762] <... clone3 resumed> => {parent_tid=[6766]}, 88) = 6766 [pid 6766] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6750] +++ exited with 0 +++ [pid 6765] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] <... rseq resumed>) = 0 [pid 6764] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6750, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6766] set_robust_list(0x7f9655efb9a0, 24 [pid 6765] <... futex resumed>) = 1 [pid 6764] <... futex resumed>) = 1 [pid 6763] <... futex resumed>) = 1 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 0 [pid 6766] <... set_robust_list resumed>) = 0 [pid 6765] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6763] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] <... futex resumed>) = 0 [pid 6761] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 0 [pid 5848] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] dup(3 [pid 6764] dup(3 [pid 6763] dup(3 [pid 6762] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6766] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6765] <... dup resumed>) = 4 [pid 6764] <... dup resumed>) = 4 [pid 6763] <... dup resumed>) = 4 [pid 5848] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6765] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... futex resumed>) = 0 [pid 6764] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... openat resumed>) = 3 [pid 6764] <... futex resumed>) = 1 [pid 6763] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6765] <... futex resumed>) = 1 [pid 6764] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6763] <... futex resumed>) = 1 [pid 6761] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 0 [pid 6766] <... openat resumed>) = 3 [pid 6765] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6761] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6760] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6766] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6760] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 0 [pid 6763] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6759] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6766] <... futex resumed>) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6766] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] dup(3 [pid 6762] <... futex resumed>) = 0 [pid 6760] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6766] <... dup resumed>) = 4 [pid 6762] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6766] <... futex resumed>) = 0 [pid 6762] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6766] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6762] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./61/binderfs", [pid 6762] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./61/binderfs") = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./61") = 0 [pid 5848] mkdir("./62", 0777) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6767 attached [pid 6761] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6767 [pid 6767] set_robust_list(0x555564940760, 24 [pid 6761] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... set_robust_list resumed>) = 0 [pid 6761] <... futex resumed>) = 0 [pid 6767] chdir("./62" [pid 6761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6767] <... chdir resumed>) = 0 [pid 6761] <... mmap resumed>) = 0x7f9655eba000 [pid 6761] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6767] setpgid(0, 0 [pid 6761] <... mprotect resumed>) = 0 [pid 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6767] <... setpgid resumed>) = 0 [pid 6759] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6759] <... futex resumed>) = 0 [pid 6761] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6761] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6767] <... openat resumed>) = 3 [pid 6761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6759] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6767] write(3, "1000", 4./strace-static-x86_64: Process 6768 attached ) = 4 [pid 6768] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6767] close(3 [pid 6761] <... clone3 resumed> => {parent_tid=[6768]}, 88) = 6768 [pid 6768] <... rseq resumed>) = 0 [pid 6767] <... close resumed>) = 0 [pid 6761] rt_sigprocmask(SIG_SETMASK, [], [pid 6759] <... mprotect resumed>) = 0 [pid 6768] set_robust_list(0x7f9655eda9a0, 24 [pid 6767] symlink("/dev/binderfs", "./binderfs" [pid 6761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6768] <... set_robust_list resumed>) = 0 [pid 6767] <... symlink resumed>) = 0 [pid 6761] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6767] write(1, "executing program\n", 18 [pid 6761] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6759] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6767] <... write resumed>) = 18 [pid 6761] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6768] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6767] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6769 attached [pid 6768] <... madvise resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6760] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6770 attached [pid 6770] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6760] <... clone3 resumed> => {parent_tid=[6770]}, 88) = 6770 [pid 6770] <... rseq resumed>) = 0 [pid 6768] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] rt_sigprocmask(SIG_SETMASK, [], [pid 6770] set_robust_list(0x7f9655eda9a0, 24 [pid 6768] <... futex resumed>) = 1 [pid 6761] <... futex resumed>) = 0 [pid 6760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] <... set_robust_list resumed>) = 0 [pid 6769] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6768] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6760] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] rt_sigprocmask(SIG_SETMASK, [], [pid 6767] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6760] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] <... clone3 resumed> => {parent_tid=[6769]}, 88) = 6769 [pid 6769] <... rseq resumed>) = 0 [pid 6769] set_robust_list(0x7f9655eda9a0, 24 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] <... set_robust_list resumed>) = 0 [pid 6762] <... futex resumed>) = 0 [pid 6767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6767] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6762] <... mmap resumed>) = 0x7f9655eba000 [pid 6759] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6762] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6759] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6771 attached [pid 6767] <... clone3 resumed> => {parent_tid=[6771]}, 88) = 6771 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] <... rseq resumed>) = 0 [pid 6770] <... madvise resumed>) = 0 [pid 6767] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] set_robust_list(0x7f9655efb9a0, 24 [pid 6767] <... futex resumed>) = 0 [pid 6771] <... set_robust_list resumed>) = 0 [pid 6770] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] rt_sigprocmask(SIG_SETMASK, [], [pid 6770] <... futex resumed>) = 1 [pid 6762] <... mprotect resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6759] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6771] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6771] <... openat resumed>) = 3 [pid 6762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6772 attached [pid 6771] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6762] <... clone3 resumed> => {parent_tid=[6772]}, 88) = 6772 [pid 6771] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] <... futex resumed>) = 0 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] dup(3 [pid 6767] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6771] <... dup resumed>) = 4 [pid 6769] <... madvise resumed>) = 0 [pid 6762] <... futex resumed>) = 0 [pid 6771] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... futex resumed>) = 1 [pid 6771] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] <... futex resumed>) = 0 [pid 6772] <... rseq resumed>) = 0 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6769] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] set_robust_list(0x7f9655eda9a0, 24 [pid 6771] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6769] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 0 [pid 6772] <... set_robust_list resumed>) = 0 [pid 6767] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6772] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6772] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6772] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] <... futex resumed>) = 0 [pid 6767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6767] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6767] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6773 attached => {parent_tid=[6773]}, 88) = 6773 [pid 6773] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] <... rseq resumed>) = 0 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] set_robust_list(0x7f9655eda9a0, 24 [pid 6767] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... set_robust_list resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 6767] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6765] <... mmap resumed>) = 0x20000000 [pid 6766] <... mmap resumed>) = 0x20000000 [pid 6765] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6763] <... mmap resumed>) = 0x20000000 [pid 6766] <... futex resumed>) = 0 [pid 6765] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6761] exit_group(0 [pid 6766] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6765] <... futex resumed>) = ? [pid 6763] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... exit_group resumed>) = ? [pid 6768] <... futex resumed>) = ? [pid 6765] +++ exited with 0 +++ [pid 6764] <... mmap resumed>) = 0x20000000 [pid 6763] <... futex resumed>) = 0 [pid 6759] exit_group(0 [pid 6764] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = ? [pid 6762] exit_group(0 [pid 6760] exit_group(0 [pid 6759] <... exit_group resumed>) = ? [pid 6773] <... madvise resumed>) = 0 [pid 6772] <... futex resumed>) = ? [pid 6771] <... mmap resumed>) = 0x20000000 [pid 6770] <... futex resumed>) = ? [pid 6769] +++ exited with 0 +++ [pid 6768] +++ exited with 0 +++ [pid 6766] <... futex resumed>) = ? [pid 6764] <... futex resumed>) = ? [pid 6763] +++ exited with 0 +++ [pid 6762] <... exit_group resumed>) = ? [pid 6761] +++ exited with 0 +++ [pid 6760] <... exit_group resumed>) = ? [pid 6759] +++ exited with 0 +++ [pid 6773] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] +++ exited with 0 +++ [pid 6771] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] +++ exited with 0 +++ [pid 6766] +++ exited with 0 +++ [pid 6764] +++ exited with 0 +++ [pid 6773] <... futex resumed>) = 1 [pid 6773] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6761, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5852] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6771] <... futex resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6762] +++ exited with 0 +++ [pid 6760] +++ exited with 0 +++ [pid 6771] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6760, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6767] exit_group(0 [pid 5849] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6767] <... exit_group resumed>) = ? [pid 6771] <... futex resumed>) = ? [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6773] <... futex resumed>) = ? [pid 6771] +++ exited with 0 +++ [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6762, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5849] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... openat resumed>) = 3 [pid 5852] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5852] newfstatat(3, "", [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5852] getdents64(3, [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] unlink("./62/binderfs") = 0 [pid 5849] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3) = 0 [pid 5849] rmdir("./62" [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... rmdir resumed>) = 0 [pid 5852] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5851] <... openat resumed>) = 3 [pid 5852] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] mkdir("./63", 0777 [pid 5852] unlink("./62/binderfs" [pid 5851] newfstatat(3, "", [pid 5852] <... unlink resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5852] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] getdents64(3, [pid 5850] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] close(3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... close resumed>) = 0 [pid 5851] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6774 attached [pid 5852] rmdir("./62" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... openat resumed>) = 3 [pid 5850] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6774 [pid 6774] set_robust_list(0x555564940760, 24 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] getdents64(3, [pid 6774] <... set_robust_list resumed>) = 0 [pid 5852] mkdir("./63", 0777 [pid 5851] unlink("./61/binderfs" [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] <... unlink resumed>) = 0 [pid 5850] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6774] chdir("./63" [pid 5851] getdents64(3, [pid 5850] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6774] <... chdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] close(3 [pid 5850] unlink("./62/binderfs" [pid 6774] <... prctl resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... close resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5851] rmdir("./61" [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3) = 0 [pid 5850] rmdir("./62"./strace-static-x86_64: Process 6775 attached [pid 6774] setpgid(0, 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 6774] <... setpgid resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6775 [pid 5851] mkdir("./62", 0777 [pid 6775] set_robust_list(0x555564940760, 24 [pid 6774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6775] <... set_robust_list resumed>) = 0 [pid 6775] chdir("./63" [pid 6774] <... openat resumed>) = 3 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] mkdir("./63", 0777 [pid 6775] <... chdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 6775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6775] setpgid(0, 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6775] <... setpgid resumed>) = 0 [pid 6775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6774] write(3, "1000", 4 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6774] <... write resumed>) = 4 [pid 6775] <... openat resumed>) = 3 [pid 6775] write(3, "1000", 4./strace-static-x86_64: Process 6777 attached ./strace-static-x86_64: Process 6776 attached ) = 4 [pid 6774] close(3 [pid 6777] set_robust_list(0x555564940760, 24 [pid 6776] set_robust_list(0x555564940760, 24 [pid 6775] close(3 [pid 6774] <... close resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6777 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6776 [pid 6777] <... set_robust_list resumed>) = 0 [pid 6776] <... set_robust_list resumed>) = 0 [pid 6775] <... close resumed>) = 0 [pid 6774] symlink("/dev/binderfs", "./binderfs" [pid 6776] chdir("./63" [pid 6775] symlink("/dev/binderfs", "./binderfs" [pid 6777] chdir("./62" [pid 6776] <... chdir resumed>) = 0 [pid 6775] <... symlink resumed>) = 0 [pid 6774] <... symlink resumed>) = 0 [pid 6776] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program executing program ) = 0 [pid 6775] write(1, "executing program\n", 18 [pid 6774] write(1, "executing program\n", 18 [pid 6777] <... chdir resumed>) = 0 [pid 6776] setpgid(0, 0 [pid 6775] <... write resumed>) = 18 [pid 6774] <... write resumed>) = 18 [pid 6777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6776] <... setpgid resumed>) = 0 [pid 6777] <... prctl resumed>) = 0 [pid 6774] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] setpgid(0, 0 [pid 6776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6775] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = 0 [pid 6777] <... setpgid resumed>) = 0 [pid 6776] <... openat resumed>) = 3 [pid 6775] <... futex resumed>) = 0 [pid 6777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6776] write(3, "1000", 4 [pid 6775] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6774] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6777] <... openat resumed>) = 3 [pid 6776] <... write resumed>) = 4 [pid 6775] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6774] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6777] write(3, "1000", 4 [pid 6776] close(3 [pid 6775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6774] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6777] <... write resumed>) = 4 [pid 6776] <... close resumed>) = 0 [pid 6775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6777] close(3 [pid 6776] symlink("/dev/binderfs", "./binderfs" [pid 6775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6777] <... close resumed>) = 0 [pid 6776] <... symlink resumed>) = 0 [pid 6775] <... mmap resumed>) = 0x7f9655edb000 [pid 6774] <... mmap resumed>) = 0x7f9655edb000 [pid 6777] symlink("/dev/binderfs", "./binderfs"executing program [pid 6776] write(1, "executing program\n", 18 [pid 6775] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6774] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6777] <... symlink resumed>) = 0 [pid 6776] <... write resumed>) = 18 [pid 6775] <... mprotect resumed>) = 0 [pid 6774] <... mprotect resumed>) = 0 executing program [pid 6776] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6774] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6777] write(1, "executing program\n", 18 [pid 6776] <... futex resumed>) = 0 [pid 6775] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6774] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6777] <... write resumed>) = 18 [pid 6776] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6777] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6775] <... clone3 resumed> => {parent_tid=[6778]}, 88) = 6778 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6775] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6778 attached [pid 6777] <... futex resumed>) = 0 [pid 6776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6779 attached [pid 6778] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6777] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] +++ exited with 0 +++ [pid 6767] +++ exited with 0 +++ [pid 6779] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6778] <... rseq resumed>) = 0 [pid 6777] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6774] <... clone3 resumed> => {parent_tid=[6779]}, 88) = 6779 [pid 6779] <... rseq resumed>) = 0 [pid 6778] set_robust_list(0x7f9655efb9a0, 24 [pid 6777] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6776] <... mmap resumed>) = 0x7f9655edb000 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6767, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6779] set_robust_list(0x7f9655efb9a0, 24 [pid 6778] <... set_robust_list resumed>) = 0 [pid 6777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6779] <... set_robust_list resumed>) = 0 [pid 6778] rt_sigprocmask(SIG_SETMASK, [], [pid 6777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6776] <... mprotect resumed>) = 0 [pid 6774] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] rt_sigprocmask(SIG_SETMASK, [], [pid 6778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6774] <... futex resumed>) = 0 [pid 6779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6778] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6774] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6779] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6778] <... openat resumed>) = 3 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6779] <... openat resumed>) = 3 [pid 6778] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... mmap resumed>) = 0x7f9655edb000 [pid 6776] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6779] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = 1 [pid 6777] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6775] <... futex resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6779] <... futex resumed>) = 1 [pid 6774] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6780 attached [pid 6779] dup(3 [pid 6778] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... mprotect resumed>) = 0 [pid 6775] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] newfstatat(3, "", [pid 6780] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6779] <... dup resumed>) = 4 [pid 6778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6775] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6780] <... rseq resumed>) = 0 [pid 6779] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] dup(3 [pid 6777] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6776] <... clone3 resumed> => {parent_tid=[6780]}, 88) = 6780 [pid 6775] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] getdents64(3, [pid 6780] set_robust_list(0x7f9655efb9a0, 24 [pid 6779] <... futex resumed>) = 0 [pid 6778] <... dup resumed>) = 4 [pid 6777] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6776] rt_sigprocmask(SIG_SETMASK, [], [pid 6774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6780] <... set_robust_list resumed>) = 0 [pid 6779] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6778] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6774] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6780] rt_sigprocmask(SIG_SETMASK, [], [pid 6779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6778] <... futex resumed>) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6779] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6776] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = 0 [pid 5848] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6776] <... futex resumed>) = 0 [pid 6774] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6781 attached [pid 6780] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6778] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6775] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6777] <... clone3 resumed> => {parent_tid=[6781]}, 88) = 6781 [pid 6781] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6780] <... openat resumed>) = 3 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], [pid 6775] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6781] <... rseq resumed>) = 0 [pid 6780] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6775] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6780] <... futex resumed>) = 1 [pid 6777] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] set_robust_list(0x7f9655efb9a0, 24 [pid 5848] unlink("./62/binderfs" [pid 6781] <... set_robust_list resumed>) = 0 [pid 6777] <... futex resumed>) = 0 [pid 6776] <... futex resumed>) = 0 [pid 6777] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... unlink resumed>) = 0 [pid 6781] rt_sigprocmask(SIG_SETMASK, [], [pid 6780] dup(3 [pid 6776] <... futex resumed>) = 0 [pid 6781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6780] <... dup resumed>) = 4 [pid 6776] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6781] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6780] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] getdents64(3, [pid 6781] <... openat resumed>) = 3 [pid 6780] <... futex resumed>) = 0 [pid 6776] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6781] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6776] <... futex resumed>) = 0 [pid 6781] <... futex resumed>) = 1 [pid 6781] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] close(3) = 0 [pid 5848] rmdir("./62") = 0 [pid 5848] mkdir("./63", 0777) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555564940750) = 6782 ./strace-static-x86_64: Process 6782 attached [pid 6777] <... futex resumed>) = 0 [pid 6776] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6777] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6781] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = 1 [pid 6781] dup(3 [pid 6777] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] set_robust_list(0x555564940760, 24 [pid 6781] <... dup resumed>) = 4 [pid 6782] <... set_robust_list resumed>) = 0 [pid 6781] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] chdir("./63" [pid 6781] <... futex resumed>) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 0 [pid 6782] <... chdir resumed>) = 0 [pid 6781] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6777] <... futex resumed>) = 0 [pid 6782] <... prctl resumed>) = 0 [pid 6781] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6782] setpgid(0, 0 [pid 6777] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] <... mmap resumed>) = 0x7f9655eba000 [pid 6782] <... setpgid resumed>) = 0 [pid 6775] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6774] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6775] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... mprotect resumed>) = 0 [pid 6782] <... openat resumed>) = 3 [pid 6775] <... futex resumed>) = 0 [pid 6774] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6782] write(3, "1000", 4 [pid 6775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6774] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6775] <... mmap resumed>) = 0x7f9655eba000 [pid 6774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6775] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6782] <... write resumed>) = 4 [pid 6775] <... mprotect resumed>) = 0 [pid 6782] close(3) = 0 [pid 6782] symlink("/dev/binderfs", "./binderfs" [pid 6775] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6782] <... symlink resumed>) = 0 [pid 6775] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6782] write(1, "executing program\n", 18 [pid 6775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6784 attached ./strace-static-x86_64: Process 6783 attached [pid 6782] <... write resumed>) = 18 [pid 6774] <... clone3 resumed> => {parent_tid=[6784]}, 88) = 6784 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6784] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6774] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... rseq resumed>) = 0 [pid 6775] <... clone3 resumed> => {parent_tid=[6783]}, 88) = 6783 [pid 6774] <... futex resumed>) = 0 [pid 6784] set_robust_list(0x7f9655eda9a0, 24 [pid 6782] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], [pid 6774] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] <... set_robust_list resumed>) = 0 [pid 6783] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6782] <... futex resumed>) = 0 [pid 6775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] rt_sigprocmask(SIG_SETMASK, [], [pid 6783] <... rseq resumed>) = 0 [pid 6782] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6775] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6783] set_robust_list(0x7f9655eda9a0, 24 [pid 6782] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6783] <... set_robust_list resumed>) = 0 [pid 6782] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6775] <... futex resumed>) = 0 [pid 6783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6783] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6775] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6782] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6782] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6784] <... madvise resumed>) = 0 [pid 6782] <... clone3 resumed> => {parent_tid=[6785]}, 88) = 6785 [pid 6782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6782] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6782] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = 0 [pid 6784] <... futex resumed>) = 1 [pid 6784] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = 1 [pid 6783] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6776] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6785 attached [pid 6776] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6776] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6785] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6776] <... mprotect resumed>) = 0 [pid 6776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6785] <... rseq resumed>) = 0 [pid 6777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6776] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6785] set_robust_list(0x7f9655efb9a0, 24 [pid 6777] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6785] <... set_robust_list resumed>) = 0 [pid 6777] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6786 attached [pid 6785] rt_sigprocmask(SIG_SETMASK, [], [pid 6777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6777] <... mmap resumed>) = 0x7f9655eba000 [pid 6785] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6777] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6785] <... openat resumed>) = 3 [pid 6777] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6786] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6785] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6776] <... clone3 resumed> => {parent_tid=[6786]}, 88) = 6786 [pid 6786] <... rseq resumed>) = 0 [pid 6785] <... futex resumed>) = 1 [pid 6782] <... futex resumed>) = 0 [pid 6777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6776] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6787 attached [pid 6786] set_robust_list(0x7f9655eda9a0, 24 [pid 6785] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6782] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6787] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6786] <... set_robust_list resumed>) = 0 [pid 6785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6782] <... futex resumed>) = 0 [pid 6777] <... clone3 resumed> => {parent_tid=[6787]}, 88) = 6787 [pid 6776] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] <... rseq resumed>) = 0 [pid 6786] rt_sigprocmask(SIG_SETMASK, [], [pid 6785] dup(3 [pid 6782] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6777] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] <... futex resumed>) = 0 [pid 6787] set_robust_list(0x7f9655eda9a0, 24 [pid 6786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6785] <... dup resumed>) = 4 [pid 6777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] <... set_robust_list resumed>) = 0 [pid 6786] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6785] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6785] <... futex resumed>) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6787] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6777] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] <... madvise resumed>) = 0 [pid 6785] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6782] <... futex resumed>) = 0 [pid 6785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6782] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6785] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6782] <... futex resumed>) = 0 [pid 6782] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] <... madvise resumed>) = 0 [pid 6786] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6776] <... futex resumed>) = 0 [pid 6786] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6787] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6787] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] <... mmap resumed>) = 0x20000000 [pid 6778] <... mmap resumed>) = 0x20000000 [pid 6781] <... mmap resumed>) = 0x20000000 [pid 6781] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... mmap resumed>) = 0x20000000 [pid 6778] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... futex resumed>) = 0 [pid 6778] <... futex resumed>) = 0 [pid 6781] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6778] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6780] <... mmap resumed>) = 0x20000000 [pid 6777] exit_group(0 [pid 6787] <... futex resumed>) = ? [pid 6785] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... futex resumed>) = ? [pid 6780] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... exit_group resumed>) = ? [pid 6775] exit_group(0 [pid 6787] +++ exited with 0 +++ [pid 6785] <... futex resumed>) = 1 [pid 6782] <... futex resumed>) = 0 [pid 6781] +++ exited with 0 +++ [pid 6780] <... futex resumed>) = 0 [pid 6779] <... futex resumed>) = 0 [pid 6774] exit_group(0 [pid 6785] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6784] <... futex resumed>) = ? [pid 6783] <... futex resumed>) = ? [pid 6782] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6778] <... futex resumed>) = ? [pid 6776] exit_group(0 [pid 6775] <... exit_group resumed>) = ? [pid 6774] <... exit_group resumed>) = ? [pid 6786] <... futex resumed>) = ? [pid 6785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6784] +++ exited with 0 +++ [pid 6783] +++ exited with 0 +++ [pid 6782] <... futex resumed>) = 0 [pid 6780] <... futex resumed>) = ? [pid 6779] +++ exited with 0 +++ [pid 6777] +++ exited with 0 +++ [pid 6776] <... exit_group resumed>) = ? [pid 6786] +++ exited with 0 +++ [pid 6782] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6777, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5851] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6778] +++ exited with 0 +++ [pid 6775] +++ exited with 0 +++ [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6775, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 6774] +++ exited with 0 +++ [pid 5851] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6774, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6785] <... madvise resumed>) = 0 [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] <... openat resumed>) = 3 [pid 5849] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6785] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] +++ exited with 0 +++ [pid 6776] +++ exited with 0 +++ [pid 5851] newfstatat(3, "", [pid 5852] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6785] <... futex resumed>) = 1 [pid 6782] <... futex resumed>) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6785] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6782] exit_group(0 [pid 5852] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6776, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5849] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6785] <... futex resumed>) = ? [pid 6782] <... exit_group resumed>) = ? [pid 5852] <... openat resumed>) = 3 [pid 5851] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6785] +++ exited with 0 +++ [pid 5852] newfstatat(3, "", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... openat resumed>) = 3 [pid 5852] getdents64(3, [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] newfstatat(3, "", [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] newfstatat(AT_FDCWD, "./62/binderfs", [pid 5852] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] getdents64(3, [pid 5852] newfstatat(AT_FDCWD, "./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] unlink("./62/binderfs" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] unlink("./63/binderfs" [pid 5851] <... unlink resumed>) = 0 [pid 5849] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... unlink resumed>) = 0 [pid 5852] getdents64(3, [pid 5851] getdents64(3, [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5852] close(3 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] close(3 [pid 5852] rmdir("./63" [pid 5849] unlink("./63/binderfs" [pid 5852] <... rmdir resumed>) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] rmdir("./62" [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... unlink resumed>) = 0 [pid 5851] <... rmdir resumed>) = 0 [pid 5850] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] mkdir("./64", 0777 [pid 5850] <... openat resumed>) = 3 [pid 5852] <... mkdir resumed>) = 0 [pid 5850] newfstatat(3, "", [pid 5849] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] mkdir("./63", 0777 [pid 5849] close(3 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... close resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] rmdir("./63"./strace-static-x86_64: Process 6788 attached [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... rmdir resumed>) = 0 [pid 6788] set_robust_list(0x555564940760, 24 [pid 5850] newfstatat(AT_FDCWD, "./63/binderfs", [pid 6788] <... set_robust_list resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6788] chdir("./64"./strace-static-x86_64: Process 6789 attached [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6788 [pid 5850] unlink("./63/binderfs" [pid 6788] <... chdir resumed>) = 0 [pid 5849] mkdir("./64", 0777 [pid 6789] set_robust_list(0x555564940760, 24 [pid 6788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 6789] <... set_robust_list resumed>) = 0 [pid 6788] <... prctl resumed>) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6789 [pid 6788] setpgid(0, 0 [pid 5850] getdents64(3, [pid 6788] <... setpgid resumed>) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] close(3 [pid 6789] chdir("./63" [pid 6788] <... openat resumed>) = 3 [pid 5850] <... close resumed>) = 0 [pid 6788] write(3, "1000", 4./strace-static-x86_64: Process 6790 attached ) = 4 [pid 6789] <... chdir resumed>) = 0 [pid 6788] close(3 [pid 6790] set_robust_list(0x555564940760, 24 [pid 6789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6788] <... close resumed>) = 0 [pid 5850] rmdir("./63" [pid 6790] <... set_robust_list resumed>) = 0 [pid 6789] <... prctl resumed>) = 0 [pid 6788] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... rmdir resumed>) = 0 [pid 6788] <... symlink resumed>) = 0 [pid 5850] mkdir("./64", 0777executing program [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6790 [pid 6790] chdir("./64" [pid 6789] setpgid(0, 0 [pid 6788] write(1, "executing program\n", 18 [pid 5850] <... mkdir resumed>) = 0 [pid 6788] <... write resumed>) = 18 [pid 6790] <... chdir resumed>) = 0 [pid 6789] <... setpgid resumed>) = 0 [pid 6788] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6788] <... futex resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6790] <... prctl resumed>) = 0 [pid 6788] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, ./strace-static-x86_64: Process 6791 attached [pid 6790] setpgid(0, 0 [pid 6789] <... openat resumed>) = 3 [pid 6788] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6790] <... setpgid resumed>) = 0 [pid 6789] write(3, "1000", 4 [pid 6788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6789] <... write resumed>) = 4 [pid 6788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6791] set_robust_list(0x555564940760, 24 [pid 6790] <... openat resumed>) = 3 [pid 6789] close(3 [pid 6788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6791 [pid 6791] <... set_robust_list resumed>) = 0 [pid 6789] <... close resumed>) = 0 [pid 6788] <... mmap resumed>) = 0x7f9655edb000 [pid 6791] chdir("./64" [pid 6790] write(3, "1000", 4 [pid 6789] symlink("/dev/binderfs", "./binderfs" [pid 6788] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6790] <... write resumed>) = 4 [pid 6791] <... chdir resumed>) = 0 [pid 6790] close(3 [pid 6788] <... mprotect resumed>) = 0 [pid 6790] <... close resumed>) = 0 [pid 6789] <... symlink resumed>) = 0 [pid 6791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6790] symlink("/dev/binderfs", "./binderfs" [pid 6789] write(1, "executing program\n", 18 [pid 6788] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6791] <... prctl resumed>) = 0 executing program [pid 6791] setpgid(0, 0 [pid 6790] <... symlink resumed>) = 0 [pid 6789] <... write resumed>) = 18 [pid 6788] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6791] <... setpgid resumed>) = 0 [pid 6789] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ./strace-static-x86_64: Process 6792 attached [pid 6790] write(1, "executing program\n", 18 [pid 6789] <... futex resumed>) = 0 [pid 6792] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6790] <... write resumed>) = 18 [pid 6789] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6788] <... clone3 resumed> => {parent_tid=[6792]}, 88) = 6792 [pid 6792] <... rseq resumed>) = 0 [pid 6790] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6792] set_robust_list(0x7f9655efb9a0, 24 [pid 6790] <... futex resumed>) = 0 [pid 6789] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6788] rt_sigprocmask(SIG_SETMASK, [], [pid 6792] <... set_robust_list resumed>) = 0 [pid 6790] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6792] rt_sigprocmask(SIG_SETMASK, [], [pid 6790] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6788] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6788] <... futex resumed>) = 0 [pid 6789] <... mmap resumed>) = 0x7f9655edb000 [pid 6788] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6792] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6789] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6791] <... openat resumed>) = 3 [pid 6790] <... mmap resumed>) = 0x7f9655edb000 [pid 6789] <... mprotect resumed>) = 0 [pid 6791] write(3, "1000", 4 [pid 6790] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6791] <... write resumed>) = 4 [pid 6790] <... mprotect resumed>) = 0 [pid 6789] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6791] close(3 [pid 6790] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6791] <... close resumed>) = 0 [pid 6789] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6790] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6791] symlink("/dev/binderfs", "./binderfs" [pid 6790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6791] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6794 attached executing program [pid 6791] write(1, "executing program\n", 18./strace-static-x86_64: Process 6793 attached [pid 6794] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6791] <... write resumed>) = 18 [pid 6790] <... clone3 resumed> => {parent_tid=[6793]}, 88) = 6793 [pid 6793] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6794] <... rseq resumed>) = 0 [pid 6791] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... rseq resumed>) = 0 [pid 6794] set_robust_list(0x7f9655efb9a0, 24 [pid 6791] <... futex resumed>) = 0 [pid 6793] set_robust_list(0x7f9655efb9a0, 24 [pid 6794] <... set_robust_list resumed>) = 0 [pid 6791] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6793] <... set_robust_list resumed>) = 0 [pid 6794] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6793] rt_sigprocmask(SIG_SETMASK, [], [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6794] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6793] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6791] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6790] rt_sigprocmask(SIG_SETMASK, [], [pid 6789] <... clone3 resumed> => {parent_tid=[6794]}, 88) = 6794 [pid 6790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6789] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6795 attached [pid 6790] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6795] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6793] <... futex resumed>) = 0 [pid 6791] <... clone3 resumed> => {parent_tid=[6795]}, 88) = 6795 [pid 6790] <... futex resumed>) = 1 [pid 6789] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] <... rseq resumed>) = 0 [pid 6793] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6791] rt_sigprocmask(SIG_SETMASK, [], [pid 6795] set_robust_list(0x7f9655efb9a0, 24 [pid 6790] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] <... futex resumed>) = 1 [pid 6795] <... set_robust_list resumed>) = 0 [pid 6789] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6793] <... openat resumed>) = 3 [pid 6794] <... futex resumed>) = 0 [pid 6792] <... openat resumed>) = 3 [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6782] +++ exited with 0 +++ [pid 6795] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6791] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6782, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6793] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... openat resumed>) = 3 [pid 6792] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... futex resumed>) = 0 [pid 6795] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6793] <... futex resumed>) = 1 [pid 6794] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 1 [pid 6791] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] <... futex resumed>) = 0 [pid 6788] <... futex resumed>) = 0 [pid 6795] <... openat resumed>) = 3 [pid 6793] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] <... futex resumed>) = 1 [pid 6792] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6790] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... futex resumed>) = 0 [pid 6788] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6795] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6790] <... futex resumed>) = 0 [pid 6789] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6795] <... futex resumed>) = 1 [pid 6793] dup(3 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] <... futex resumed>) = 0 [pid 6790] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] dup(3 [pid 6789] <... futex resumed>) = 0 [pid 6788] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6795] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6793] <... dup resumed>) = 4 [pid 6794] dup(3 [pid 6792] <... dup resumed>) = 4 [pid 6791] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... openat resumed>) = 3 [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6793] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... dup resumed>) = 4 [pid 6792] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6795] dup(3 [pid 6793] <... futex resumed>) = 1 [pid 6794] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 1 [pid 6791] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] <... futex resumed>) = 0 [pid 6788] <... futex resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6795] <... dup resumed>) = 4 [pid 6793] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] <... futex resumed>) = 1 [pid 6792] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6790] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... futex resumed>) = 0 [pid 6788] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] getdents64(3, [pid 6795] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6790] <... futex resumed>) = 0 [pid 6789] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6795] <... futex resumed>) = 1 [pid 6793] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6792] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6791] <... futex resumed>) = 0 [pid 6790] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] <... futex resumed>) = 0 [pid 6788] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6795] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6791] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./63/binderfs", [pid 6795] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6791] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] unlink("./63/binderfs") = 0 [pid 5848] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./63") = 0 [pid 5848] mkdir("./64", 0777 [pid 6790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6790] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 5848] <... mkdir resumed>) = 0 [pid 6790] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6796 attached => {parent_tid=[6796]}, 88) = 6796 [pid 6796] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6790] rt_sigprocmask(SIG_SETMASK, [], [pid 6796] <... rseq resumed>) = 0 [pid 6790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6796] set_robust_list(0x7f9655eda9a0, 24 [pid 6790] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6796] <... set_robust_list resumed>) = 0 [pid 6790] <... futex resumed>) = 0 [pid 6788] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] rt_sigprocmask(SIG_SETMASK, [], [pid 6790] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6788] <... futex resumed>) = 0 [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6796] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6797 attached [pid 6796] <... madvise resumed>) = 0 [pid 6791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6789] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... mmap resumed>) = 0x7f9655eba000 [pid 6797] set_robust_list(0x555564940760, 24 [pid 6791] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6797 [pid 6797] <... set_robust_list resumed>) = 0 [pid 6791] <... futex resumed>) = 0 [pid 6789] <... futex resumed>) = 0 [pid 6788] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6797] chdir("./64" [pid 6789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6788] <... mprotect resumed>) = 0 [pid 6789] <... mmap resumed>) = 0x7f9655eba000 [pid 6788] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6789] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6788] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6789] <... mprotect resumed>) = 0 [pid 6788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6789] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6788] <... clone3 resumed> => {parent_tid=[6798]}, 88) = 6798 ./strace-static-x86_64: Process 6798 attached [pid 6797] <... chdir resumed>) = 0 [pid 6789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6788] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6799 attached [pid 6798] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6799] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6798] <... rseq resumed>) = 0 [pid 6797] <... prctl resumed>) = 0 [pid 6789] <... clone3 resumed> => {parent_tid=[6799]}, 88) = 6799 [pid 6788] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... rseq resumed>) = 0 [pid 6798] set_robust_list(0x7f9655eda9a0, 24 [pid 6797] setpgid(0, 0 [pid 6796] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] rt_sigprocmask(SIG_SETMASK, [], [pid 6788] <... futex resumed>) = 0 [pid 6799] set_robust_list(0x7f9655eda9a0, 24 [pid 6798] <... set_robust_list resumed>) = 0 [pid 6797] <... setpgid resumed>) = 0 [pid 6796] <... futex resumed>) = 1 [pid 6790] <... futex resumed>) = 0 [pid 6789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6788] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6799] <... set_robust_list resumed>) = 0 [pid 6798] rt_sigprocmask(SIG_SETMASK, [], [pid 6797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6796] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6789] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] rt_sigprocmask(SIG_SETMASK, [], [pid 6798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6797] <... openat resumed>) = 3 [pid 6789] <... futex resumed>) = 0 [pid 6799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6798] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6789] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6797] write(3, "1000", 4 [pid 6799] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6798] <... madvise resumed>) = 0 [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6799] <... madvise resumed>) = 0 [pid 6797] <... write resumed>) = 4 [pid 6791] <... mmap resumed>) = 0x7f9655eba000 [pid 6797] close(3 [pid 6791] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6798] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] <... close resumed>) = 0 [pid 6791] <... mprotect resumed>) = 0 [pid 6798] <... futex resumed>) = 1 [pid 6797] symlink("/dev/binderfs", "./binderfs" [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6788] <... futex resumed>) = 0 [pid 6799] <... futex resumed>) = 1 [pid 6798] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] <... symlink resumed>) = 0 [pid 6791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6799] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] write(1, "executing program\n", 18 [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}executing program [pid 6789] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6800 attached [pid 6797] <... write resumed>) = 18 [pid 6791] <... clone3 resumed> => {parent_tid=[6800]}, 88) = 6800 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], [pid 6800] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6797] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... rseq resumed>) = 0 [pid 6797] <... futex resumed>) = 0 [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6800] set_robust_list(0x7f9655eda9a0, 24 [pid 6797] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6791] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... set_robust_list resumed>) = 0 [pid 6797] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6791] <... futex resumed>) = 0 [pid 6800] rt_sigprocmask(SIG_SETMASK, [], [pid 6797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6791] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6800] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6797] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6797] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6801 attached [pid 6800] <... madvise resumed>) = 0 [pid 6801] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6797] <... clone3 resumed> => {parent_tid=[6801]}, 88) = 6801 [pid 6801] <... rseq resumed>) = 0 [pid 6800] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] rt_sigprocmask(SIG_SETMASK, [], [pid 6801] set_robust_list(0x7f9655efb9a0, 24 [pid 6800] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 6797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6801] <... set_robust_list resumed>) = 0 [pid 6800] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] rt_sigprocmask(SIG_SETMASK, [], [pid 6797] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6797] <... futex resumed>) = 0 [pid 6801] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6797] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6801] <... openat resumed>) = 3 [pid 6801] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6801] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] <... futex resumed>) = 0 [pid 6801] dup(3 [pid 6797] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6801] <... dup resumed>) = 4 [pid 6801] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6801] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6797] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6801] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6793] <... mmap resumed>) = 0x20000000 [pid 6792] <... mmap resumed>) = 0x20000000 [pid 6795] <... mmap resumed>) = 0x20000000 [pid 6793] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] exit_group(0 [pid 6796] <... futex resumed>) = ? [pid 6795] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = ? [pid 6794] <... mmap resumed>) = 0x20000000 [pid 6792] <... futex resumed>) = 0 [pid 6790] <... exit_group resumed>) = ? [pid 6796] +++ exited with 0 +++ [pid 6795] <... futex resumed>) = 0 [pid 6793] +++ exited with 0 +++ [pid 6794] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] exit_group(0 [pid 6789] exit_group(0 [pid 6800] <... futex resumed>) = ? [pid 6799] <... futex resumed>) = ? [pid 6792] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] <... exit_group resumed>) = ? [pid 6789] <... exit_group resumed>) = ? [pid 6788] exit_group(0 [pid 6800] +++ exited with 0 +++ [pid 6799] +++ exited with 0 +++ [pid 6798] <... futex resumed>) = ? [pid 6794] +++ exited with 0 +++ [pid 6792] <... futex resumed>) = ? [pid 6789] +++ exited with 0 +++ [pid 6788] <... exit_group resumed>) = ? [pid 6801] <... mmap resumed>) = 0x20000000 [pid 6798] +++ exited with 0 +++ [pid 6795] +++ exited with 0 +++ [pid 6792] +++ exited with 0 +++ [pid 6791] +++ exited with 0 +++ [pid 6801] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6789, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6791, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6797] <... futex resumed>) = 0 [pid 5851] restart_syscall(<... resuming interrupted clone ...> [pid 6801] <... futex resumed>) = 1 [pid 6797] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... restart_syscall resumed>) = 0 [pid 6801] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6797] <... futex resumed>) = 0 [pid 5850] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6788] +++ exited with 0 +++ [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6797] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6788, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5852] restart_syscall(<... resuming interrupted clone ...> [pid 5850] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6801] <... madvise resumed>) = 0 [pid 6790] +++ exited with 0 +++ [pid 5852] <... restart_syscall resumed>) = 0 [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... openat resumed>) = 3 [pid 6801] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 5851] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] newfstatat(3, "", [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6790, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 6801] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] exit_group(0 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6797] <... exit_group resumed>) = ? [pid 5852] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] newfstatat(3, "", [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] getdents64(3, [pid 6801] <... futex resumed>) = ? [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5852] <... openat resumed>) = 3 [pid 5851] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] newfstatat(3, "", [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5850] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] unlink("./63/binderfs" [pid 5850] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5852] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... unlink resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] close(3 [pid 5850] unlink("./64/binderfs" [pid 5849] newfstatat(3, "", [pid 5851] <... close resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] getdents64(3, 0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3 [pid 5851] rmdir("./63" [pid 5850] <... close resumed>) = 0 [pid 5849] getdents64(3, [pid 5851] <... rmdir resumed>) = 0 [pid 5850] rmdir("./64" [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] mkdir("./64", 0777 [pid 5849] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] unlink("./64/binderfs" [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... unlink resumed>) = 0 [pid 5850] mkdir("./65", 0777 [pid 5849] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5852] getdents64(3, [pid 5850] <... mkdir resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] unlink("./64/binderfs" [pid 5852] close(3 [pid 5849] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6803 attached ./strace-static-x86_64: Process 6802 attached [pid 5852] <... close resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6802 [pid 6802] set_robust_list(0x555564940760, 24 [pid 5852] rmdir("./64" [pid 5849] getdents64(3, [pid 6803] set_robust_list(0x555564940760, 24 [pid 6802] <... set_robust_list resumed>) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6803] <... set_robust_list resumed>) = 0 [pid 6802] chdir("./65" [pid 6803] chdir("./64" [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6803 [pid 5849] close(3 [pid 5852] mkdir("./65", 0777 [pid 5849] <... close resumed>) = 0 [pid 6803] <... chdir resumed>) = 0 [pid 6802] <... chdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5849] rmdir("./64" [pid 6803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6802] setpgid(0, 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6802] <... setpgid resumed>) = 0 [pid 6803] <... prctl resumed>) = 0 [pid 6802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6803] setpgid(0, 0 [pid 6802] <... openat resumed>) = 3 [pid 6803] <... setpgid resumed>) = 0 [pid 6802] write(3, "1000", 4 [pid 6803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] mkdir("./65", 0777 [pid 6802] <... write resumed>) = 4 [pid 6803] <... openat resumed>) = 3 [pid 6802] close(3 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... mkdir resumed>) = 0 [pid 6802] <... close resumed>) = 0 ./strace-static-x86_64: Process 6804 attached [pid 6803] write(3, "1000", 4 [pid 6802] symlink("/dev/binderfs", "./binderfs" [pid 6803] <... write resumed>) = 4 [pid 6803] close(3 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6803] <... close resumed>) = 0 [pid 6802] <... symlink resumed>) = 0 executing program ./strace-static-x86_64: Process 6805 attached [pid 6804] set_robust_list(0x555564940760, 24 [pid 6803] symlink("/dev/binderfs", "./binderfs" [pid 6802] write(1, "executing program\n", 18 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6804 [pid 6805] set_robust_list(0x555564940760, 24 [pid 6804] <... set_robust_list resumed>) = 0 [pid 6802] <... write resumed>) = 18 [pid 6805] <... set_robust_list resumed>) = 0 [pid 6804] chdir("./65" [pid 6803] <... symlink resumed>) = 0 [pid 6802] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6803] write(1, "executing program\n", 18 [pid 6802] <... futex resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6805 [pid 6805] chdir("./65" [pid 6804] <... chdir resumed>) = 0 [pid 6803] <... write resumed>) = 18 [pid 6802] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6805] <... chdir resumed>) = 0 [pid 6804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6803] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6804] <... prctl resumed>) = 0 [pid 6803] <... futex resumed>) = 0 [pid 6802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6805] <... prctl resumed>) = 0 [pid 6803] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6805] setpgid(0, 0 [pid 6804] setpgid(0, 0 [pid 6803] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6805] <... setpgid resumed>) = 0 [pid 6804] <... setpgid resumed>) = 0 [pid 6803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6802] <... mmap resumed>) = 0x7f9655edb000 [pid 6805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6802] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6803] <... mmap resumed>) = 0x7f9655edb000 [pid 6802] <... mprotect resumed>) = 0 [pid 6805] <... openat resumed>) = 3 [pid 6804] <... openat resumed>) = 3 [pid 6803] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6802] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6801] +++ exited with 0 +++ [pid 6797] +++ exited with 0 +++ [pid 6805] write(3, "1000", 4) = 4 [pid 6804] write(3, "1000", 4 [pid 6803] <... mprotect resumed>) = 0 [pid 6802] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6797, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6805] close(3 [pid 6804] <... write resumed>) = 4 [pid 6803] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6806 attached [pid 6805] <... close resumed>) = 0 [pid 6804] close(3 [pid 5848] <... restart_syscall resumed>) = 0 [pid 6804] <... close resumed>) = 0 [pid 6803] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6805] symlink("/dev/binderfs", "./binderfs" [pid 6806] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6804] symlink("/dev/binderfs", "./binderfs" [pid 6803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6802] <... clone3 resumed> => {parent_tid=[6806]}, 88) = 6806 ./strace-static-x86_64: Process 6807 attached [pid 6806] <... rseq resumed>) = 0 [pid 6802] rt_sigprocmask(SIG_SETMASK, [], [pid 6806] set_robust_list(0x7f9655efb9a0, 24 [pid 6805] <... symlink resumed>) = 0 [pid 6806] <... set_robust_list resumed>) = 0 [pid 6804] <... symlink resumed>) = 0 [pid 6802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6807] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6806] rt_sigprocmask(SIG_SETMASK, [], [pid 6805] write(1, "executing program\n", 18executing program executing program [pid 6804] write(1, "executing program\n", 18 [pid 6802] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6807] <... rseq resumed>) = 0 [pid 6806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6805] <... write resumed>) = 18 [pid 6804] <... write resumed>) = 18 [pid 6803] <... clone3 resumed> => {parent_tid=[6807]}, 88) = 6807 [pid 6802] <... futex resumed>) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6807] set_robust_list(0x7f9655efb9a0, 24 [pid 6806] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6805] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6807] <... set_robust_list resumed>) = 0 [pid 6805] <... futex resumed>) = 0 [pid 6804] <... futex resumed>) = 0 [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... openat resumed>) = 3 [pid 6807] rt_sigprocmask(SIG_SETMASK, [], [pid 6803] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] <... futex resumed>) = 0 [pid 5848] newfstatat(3, "", [pid 6807] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6803] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6806] <... openat resumed>) = 3 [pid 6805] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6804] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6806] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6804] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6807] <... openat resumed>) = 3 [pid 6806] <... futex resumed>) = 1 [pid 6805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6802] <... futex resumed>) = 0 [pid 5848] getdents64(3, [pid 6806] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6802] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6802] <... futex resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6807] <... futex resumed>) = 1 [pid 6806] dup(3 [pid 6805] <... mmap resumed>) = 0x7f9655edb000 [pid 6804] <... mmap resumed>) = 0x7f9655edb000 [pid 6803] <... futex resumed>) = 0 [pid 6802] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6807] dup(3 [pid 6806] <... dup resumed>) = 4 [pid 6805] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6804] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6803] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6807] <... dup resumed>) = 4 [pid 6803] <... futex resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./64/binderfs", [pid 6807] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] <... mprotect resumed>) = 0 [pid 6804] <... mprotect resumed>) = 0 [pid 6803] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6807] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6807] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6803] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] unlink("./64/binderfs" [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6804] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6803] <... futex resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6806] <... futex resumed>) = 1 [pid 6807] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6806] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6803] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... futex resumed>) = 0 [pid 6805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6802] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6808 attached ./strace-static-x86_64: Process 6809 attached [pid 6806] <... futex resumed>) = 0 [pid 6802] <... futex resumed>) = 1 [pid 5848] getdents64(3, [pid 6809] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6808] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6806] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6805] <... clone3 resumed> => {parent_tid=[6808]}, 88) = 6808 [pid 6804] <... clone3 resumed> => {parent_tid=[6809]}, 88) = 6809 [pid 6802] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6809] <... rseq resumed>) = 0 [pid 6808] <... rseq resumed>) = 0 [pid 5848] close(3 [pid 6809] set_robust_list(0x7f9655efb9a0, 24 [pid 6808] set_robust_list(0x7f9655efb9a0, 24 [pid 6809] <... set_robust_list resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 6809] rt_sigprocmask(SIG_SETMASK, [], [pid 6808] <... set_robust_list resumed>) = 0 [pid 5848] rmdir("./64" [pid 6809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6808] rt_sigprocmask(SIG_SETMASK, [], [pid 6804] rt_sigprocmask(SIG_SETMASK, [], [pid 6809] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... rmdir resumed>) = 0 [pid 6808] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] <... futex resumed>) = 0 [pid 6804] <... futex resumed>) = 1 [pid 6804] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6809] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6805] rt_sigprocmask(SIG_SETMASK, [], [pid 6809] <... openat resumed>) = 3 [pid 6809] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] mkdir("./65", 0777 [pid 6809] <... futex resumed>) = 1 [pid 6805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] <... futex resumed>) = 0 [pid 6805] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... mkdir resumed>) = 0 [pid 6809] dup(3 [pid 6805] <... futex resumed>) = 1 [pid 6804] <... futex resumed>) = 0 [pid 6805] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] <... futex resumed>) = 0 [pid 6809] <... dup resumed>) = 4 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6808] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6809] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6808] <... openat resumed>) = 3 [pid 6804] <... futex resumed>) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6810 [pid 6809] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6810 attached [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6808] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6804] <... futex resumed>) = 0 [pid 6810] set_robust_list(0x555564940760, 24 [pid 6809] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6808] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6810] <... set_robust_list resumed>) = 0 [pid 6805] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6810] chdir("./65" [pid 6805] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6810] <... chdir resumed>) = 0 [pid 6808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6803] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6808] dup(3 [pid 6810] <... prctl resumed>) = 0 [pid 6803] <... futex resumed>) = 0 [pid 6810] setpgid(0, 0 [pid 6803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6810] <... setpgid resumed>) = 0 [pid 6810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6803] <... mmap resumed>) = 0x7f9655eba000 [pid 6810] <... openat resumed>) = 3 [pid 6810] write(3, "1000", 4 [pid 6808] <... dup resumed>) = 4 [pid 6803] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6810] <... write resumed>) = 4 [pid 6810] close(3executing program ) = 0 [pid 6810] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6808] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... mprotect resumed>) = 0 [pid 6802] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6810] write(1, "executing program\n", 18 [pid 6808] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6803] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6802] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6810] <... write resumed>) = 18 [pid 6808] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... futex resumed>) = 0 [pid 6810] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 6803] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6810] <... futex resumed>) = 0 [pid 6808] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6805] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... mmap resumed>) = 0x7f9655eba000 [pid 6810] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6802] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6810] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6810] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6811 attached ) = 0 [pid 6810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6802] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6812 attached [pid 6802] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6810] <... clone3 resumed> => {parent_tid=[6812]}, 88) = 6812 [pid 6802] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6810] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6813 attached [pid 6812] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6813] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6812] <... rseq resumed>) = 0 [pid 6811] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6810] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... clone3 resumed> => {parent_tid=[6811]}, 88) = 6811 [pid 6802] <... clone3 resumed> => {parent_tid=[6813]}, 88) = 6813 [pid 6811] <... rseq resumed>) = 0 [pid 6803] rt_sigprocmask(SIG_SETMASK, [], [pid 6811] set_robust_list(0x7f9655eda9a0, 24 [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] <... set_robust_list resumed>) = 0 [pid 6811] rt_sigprocmask(SIG_SETMASK, [], [pid 6803] <... futex resumed>) = 0 [pid 6810] <... futex resumed>) = 0 [pid 6803] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] rt_sigprocmask(SIG_SETMASK, [], [pid 6811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6813] <... rseq resumed>) = 0 [pid 6811] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6810] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6813] set_robust_list(0x7f9655eda9a0, 24 [pid 6802] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] <... set_robust_list resumed>) = 0 [pid 6802] <... futex resumed>) = 0 [pid 6813] rt_sigprocmask(SIG_SETMASK, [], [pid 6812] set_robust_list(0x7f9655efb9a0, 24 [pid 6802] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] <... set_robust_list resumed>) = 0 [pid 6813] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6812] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME) = 3 [pid 6812] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6810] <... futex resumed>) = 0 [pid 6810] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] dup(3 [pid 6810] <... futex resumed>) = 0 [pid 6812] <... dup resumed>) = 4 [pid 6810] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6810] <... futex resumed>) = 0 [pid 6810] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6810] <... futex resumed>) = 0 [pid 6811] <... madvise resumed>) = 0 [pid 6810] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6813] <... madvise resumed>) = 0 [pid 6813] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6802] <... futex resumed>) = 0 [pid 6813] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6804] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6805] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6804] <... mprotect resumed>) = 0 [pid 6805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6804] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6805] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6804] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6815 attached ./strace-static-x86_64: Process 6814 attached [pid 6811] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... clone3 resumed> => {parent_tid=[6814]}, 88) = 6814 [pid 6811] <... futex resumed>) = 1 [pid 6804] rt_sigprocmask(SIG_SETMASK, [], [pid 6803] <... futex resumed>) = 0 [pid 6811] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6815] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6814] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6805] <... clone3 resumed> => {parent_tid=[6815]}, 88) = 6815 [pid 6804] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6815] <... rseq resumed>) = 0 [pid 6814] <... rseq resumed>) = 0 [pid 6805] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] set_robust_list(0x7f9655eda9a0, 24 [pid 6814] set_robust_list(0x7f9655eda9a0, 24 [pid 6805] <... futex resumed>) = 0 [pid 6815] <... set_robust_list resumed>) = 0 [pid 6814] <... set_robust_list resumed>) = 0 [pid 6805] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] rt_sigprocmask(SIG_SETMASK, [], [pid 6814] rt_sigprocmask(SIG_SETMASK, [], [pid 6815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6815] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6814] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6815] <... madvise resumed>) = 0 [pid 6810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6810] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6814] <... madvise resumed>) = 0 [pid 6814] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6814] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6804] <... futex resumed>) = 0 [pid 6815] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6815] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6810] <... mmap resumed>) = 0x7f9655eba000 [pid 6810] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6816 attached [pid 6816] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6810] <... clone3 resumed> => {parent_tid=[6816]}, 88) = 6816 [pid 6816] <... rseq resumed>) = 0 [pid 6810] rt_sigprocmask(SIG_SETMASK, [], [pid 6816] set_robust_list(0x7f9655eda9a0, 24 [pid 6810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6816] <... set_robust_list resumed>) = 0 [pid 6810] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] rt_sigprocmask(SIG_SETMASK, [], [pid 6810] <... futex resumed>) = 0 [pid 6809] <... mmap resumed>) = 0x20000000 [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] <... mmap resumed>) = 0x20000000 [pid 6810] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] <... mmap resumed>) = 0x20000000 [pid 6807] <... mmap resumed>) = 0x20000000 [pid 6806] <... mmap resumed>) = 0x20000000 [pid 6809] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6812] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] <... futex resumed>) = 0 [pid 6808] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6806] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] exit_group(0 [pid 6814] <... futex resumed>) = ? [pid 6808] <... futex resumed>) = 0 [pid 6807] <... futex resumed>) = 0 [pid 6806] <... futex resumed>) = 0 [pid 6805] exit_group(0 [pid 6804] <... exit_group resumed>) = ? [pid 6815] <... futex resumed>) = ? [pid 6814] +++ exited with 0 +++ [pid 6812] <... futex resumed>) = 0 [pid 6807] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6806] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] <... exit_group resumed>) = ? [pid 6803] exit_group(0 [pid 6802] exit_group(0 [pid 6815] +++ exited with 0 +++ [pid 6813] <... futex resumed>) = ? [pid 6811] <... futex resumed>) = ? [pid 6808] +++ exited with 0 +++ [pid 6807] <... futex resumed>) = ? [pid 6806] <... futex resumed>) = ? [pid 6803] <... exit_group resumed>) = ? [pid 6802] <... exit_group resumed>) = ? [pid 6813] +++ exited with 0 +++ [pid 6812] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6811] +++ exited with 0 +++ [pid 6807] +++ exited with 0 +++ [pid 6806] +++ exited with 0 +++ [pid 6816] <... madvise resumed>) = 0 [pid 6805] +++ exited with 0 +++ [pid 6803] +++ exited with 0 +++ [pid 6802] +++ exited with 0 +++ [pid 6809] +++ exited with 0 +++ [pid 6804] +++ exited with 0 +++ [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6804, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6803, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6802, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6816] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6810] <... futex resumed>) = 0 [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6805, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6816] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6810] exit_group(0 [pid 5852] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6816] <... futex resumed>) = ? [pid 6812] <... futex resumed>) = ? [pid 6810] <... exit_group resumed>) = ? [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6816] +++ exited with 0 +++ [pid 6812] +++ exited with 0 +++ [pid 5852] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5851] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5852] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] newfstatat(3, "", [pid 5852] getdents64(3, [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] getdents64(3, 0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5852] unlink("./65/binderfs" [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] newfstatat(3, "", [pid 5849] newfstatat(3, "", [pid 5852] <... unlink resumed>) = 0 [pid 5851] unlink("./64/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... unlink resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] getdents64(3, [pid 5852] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] getdents64(3, [pid 5850] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] close(3 [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... close resumed>) = 0 [pid 5851] close(3 [pid 5850] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5849] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5852] rmdir("./65" [pid 5851] <... close resumed>) = 0 [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... rmdir resumed>) = 0 [pid 5851] rmdir("./64" [pid 5850] unlink("./65/binderfs" [pid 5849] unlink("./65/binderfs" [pid 5851] <... rmdir resumed>) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5852] mkdir("./66", 0777 [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] mkdir("./65", 0777 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] rmdir("./65" [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] rmdir("./65"./strace-static-x86_64: Process 6817 attached ) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 6817] set_robust_list(0x555564940760, 24 [pid 5849] mkdir("./66", 0777 [pid 5850] mkdir("./66", 0777) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6817 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6818 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6819 attached [pid 6819] set_robust_list(0x555564940760, 24) = 0 ./strace-static-x86_64: Process 6818 attached [pid 5849] <... mkdir resumed>) = 0 [pid 6818] set_robust_list(0x555564940760, 24 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6819 [pid 6819] chdir("./66" [pid 6818] <... set_robust_list resumed>) = 0 [pid 6817] <... set_robust_list resumed>) = 0 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6820 attached [pid 6819] <... chdir resumed>) = 0 [pid 6818] chdir("./65" [pid 6817] chdir("./66" [pid 6810] +++ exited with 0 +++ [pid 6820] set_robust_list(0x555564940760, 24 [pid 6819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6820] <... set_robust_list resumed>) = 0 [pid 6819] <... prctl resumed>) = 0 [pid 6819] setpgid(0, 0 [pid 6818] <... chdir resumed>) = 0 [pid 6817] <... chdir resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6820 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6810, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6820] chdir("./66" [pid 6818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6820] <... chdir resumed>) = 0 [pid 6819] <... setpgid resumed>) = 0 [pid 6818] <... prctl resumed>) = 0 [pid 6817] <... prctl resumed>) = 0 [pid 6819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6818] setpgid(0, 0 [pid 6817] setpgid(0, 0 [pid 6820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6818] <... setpgid resumed>) = 0 [pid 6817] <... setpgid resumed>) = 0 [pid 5848] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6820] setpgid(0, 0 [pid 6819] <... openat resumed>) = 3 [pid 6818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6820] <... setpgid resumed>) = 0 [pid 6819] write(3, "1000", 4 [pid 6817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6819] <... write resumed>) = 4 [pid 6818] <... openat resumed>) = 3 [pid 6817] <... openat resumed>) = 3 [pid 5848] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6819] close(3 [pid 6820] <... openat resumed>) = 3 [pid 6819] <... close resumed>) = 0 [pid 6818] write(3, "1000", 4 [pid 6817] write(3, "1000", 4 [pid 5848] <... openat resumed>) = 3 [pid 6818] <... write resumed>) = 4 [pid 6817] <... write resumed>) = 4 [pid 5848] newfstatat(3, "", [pid 6820] write(3, "1000", 4 [pid 6819] symlink("/dev/binderfs", "./binderfs" [pid 6820] <... write resumed>) = 4 [pid 6819] <... symlink resumed>) = 0 [pid 6818] close(3 [pid 6817] close(3 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6820] close(3 [pid 6819] write(1, "executing program\n", 18executing program [pid 6818] <... close resumed>) = 0 [pid 6817] <... close resumed>) = 0 [pid 6820] <... close resumed>) = 0 [pid 6819] <... write resumed>) = 18 [pid 6818] symlink("/dev/binderfs", "./binderfs" [pid 6817] symlink("/dev/binderfs", "./binderfs" [pid 5848] getdents64(3, [pid 6820] symlink("/dev/binderfs", "./binderfs" [pid 6819] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... symlink resumed>) = 0 [pid 6819] <... futex resumed>) = 0 executing program [pid 6817] <... symlink resumed>) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6818] <... symlink resumed>) = 0 [pid 6820] write(1, "executing program\n", 18 [pid 6819] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6820] <... write resumed>) = 18 [pid 6819] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6820] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6818] write(1, "executing program\n", 18executing program executing program [pid 6817] write(1, "executing program\n", 18 [pid 5848] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6818] <... write resumed>) = 18 [pid 6817] <... write resumed>) = 18 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] newfstatat(AT_FDCWD, "./65/binderfs", [pid 6818] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = 0 [pid 6819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6818] <... futex resumed>) = 0 [pid 6817] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6820] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6820] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6819] <... mmap resumed>) = 0x7f9655edb000 [pid 6820] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6819] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6819] <... mprotect resumed>) = 0 [pid 6820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6819] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6820] <... mmap resumed>) = 0x7f9655edb000 [pid 6819] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6820] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6821 attached [pid 6820] <... mprotect resumed>) = 0 [pid 6818] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6817] <... futex resumed>) = 0 [pid 5848] unlink("./65/binderfs" [pid 6818] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6817] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6821] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6817] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... unlink resumed>) = 0 [pid 6821] <... rseq resumed>) = 0 [pid 6820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6819] <... clone3 resumed> => {parent_tid=[6821]}, 88) = 6821 [pid 6821] set_robust_list(0x7f9655efb9a0, 24 [pid 6820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6819] rt_sigprocmask(SIG_SETMASK, [], [pid 6818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6817] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] getdents64(3, ./strace-static-x86_64: Process 6822 attached [pid 6821] <... set_robust_list resumed>) = 0 [pid 6819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6821] rt_sigprocmask(SIG_SETMASK, [], [pid 6818] <... mmap resumed>) = 0x7f9655edb000 [pid 6817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6822] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6822] <... rseq resumed>) = 0 [pid 6821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6820] <... clone3 resumed> => {parent_tid=[6822]}, 88) = 6822 [pid 6819] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] close(3 [pid 6822] set_robust_list(0x7f9655efb9a0, 24 [pid 6821] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6820] rt_sigprocmask(SIG_SETMASK, [], [pid 6819] <... futex resumed>) = 0 [pid 6822] <... set_robust_list resumed>) = 0 [pid 6821] <... openat resumed>) = 3 [pid 6820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6819] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] <... mprotect resumed>) = 0 [pid 6817] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] <... close resumed>) = 0 [pid 6822] rt_sigprocmask(SIG_SETMASK, [], [pid 6821] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] rmdir("./65" [pid 6822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6821] <... futex resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6819] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6822] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6817] <... mprotect resumed>) = 0 [pid 6821] dup(3 [pid 6820] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6819] <... futex resumed>) = 0 [pid 6822] <... openat resumed>) = 3 [pid 6821] <... dup resumed>) = 4 [pid 6819] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... rmdir resumed>) = 0 [pid 6822] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6818] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6817] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] mkdir("./66", 0777 [pid 6822] <... futex resumed>) = 1 [pid 6821] <... futex resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6819] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6817] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6822] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6820] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6823 attached [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6824 attached [pid 6823] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6822] dup(3 [pid 6820] <... futex resumed>) = 0 [pid 6819] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] <... clone3 resumed> => {parent_tid=[6823]}, 88) = 6823 [pid 6824] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6823] <... rseq resumed>) = 0 [pid 6822] <... dup resumed>) = 4 [pid 6820] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6824] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6825 attached [pid 6824] set_robust_list(0x7f9655efb9a0, 24 [pid 6823] set_robust_list(0x7f9655efb9a0, 24 [pid 6822] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] rt_sigprocmask(SIG_SETMASK, [], [pid 6817] <... clone3 resumed> => {parent_tid=[6824]}, 88) = 6824 [pid 6825] set_robust_list(0x555564940760, 24 [pid 6824] <... set_robust_list resumed>) = 0 [pid 6823] <... set_robust_list resumed>) = 0 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6817] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] <... set_robust_list resumed>) = 0 [pid 6824] rt_sigprocmask(SIG_SETMASK, [], [pid 6820] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6820] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] chdir("./66" [pid 6824] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] rt_sigprocmask(SIG_SETMASK, [], [pid 6822] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6818] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6825 [pid 6825] <... chdir resumed>) = 0 [pid 6823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6825] setpgid(0, 0) = 0 [pid 6823] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6818] <... futex resumed>) = 0 [pid 6817] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... openat resumed>) = 3 [pid 6824] <... futex resumed>) = 0 [pid 6823] <... openat resumed>) = 3 [pid 6818] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] <... futex resumed>) = 1 [pid 6825] write(3, "1000", 4 [pid 6824] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6823] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] <... write resumed>) = 4 [pid 6824] <... openat resumed>) = 3 [pid 6823] <... futex resumed>) = 1 [pid 6818] <... futex resumed>) = 0 [pid 6825] close(3 [pid 6824] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6818] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... close resumed>) = 0 [pid 6824] <... futex resumed>) = 1 [pid 6823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6818] <... futex resumed>) = 0 [pid 6817] <... futex resumed>) = 0 [pid 6825] symlink("/dev/binderfs", "./binderfs" [pid 6824] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] dup(3 [pid 6817] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... symlink resumed>) = 0 [pid 6824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6823] <... dup resumed>) = 4 [pid 6818] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] <... futex resumed>) = 0 executing program [pid 6825] write(1, "executing program\n", 18 [pid 6824] dup(3 [pid 6823] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] <... write resumed>) = 18 [pid 6824] <... dup resumed>) = 4 [pid 6823] <... futex resumed>) = 0 [pid 6818] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6824] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6818] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = 0 [pid 6824] <... futex resumed>) = 1 [pid 6817] <... futex resumed>) = 0 [pid 6825] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6824] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6818] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] <... futex resumed>) = 0 [pid 6817] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6824] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6819] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6825] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6819] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... mprotect resumed>) = 0 [pid 6819] <... futex resumed>) = 0 [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655eba000 [pid 6819] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6820] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6819] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6820] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6825] <... clone3 resumed> => {parent_tid=[6826]}, 88) = 6826 [pid 6820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6827 attached [pid 6825] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6826 attached [pid 6827] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6827] <... rseq resumed>) = 0 [pid 6826] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6820] <... mmap resumed>) = 0x7f9655eba000 [pid 6819] <... clone3 resumed> => {parent_tid=[6827]}, 88) = 6827 [pid 6827] set_robust_list(0x7f9655eda9a0, 24 [pid 6819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6820] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6819] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6827] <... set_robust_list resumed>) = 0 [pid 6827] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... mprotect resumed>) = 0 [pid 6826] <... rseq resumed>) = 0 [pid 6819] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] <... futex resumed>) = 0 [pid 6827] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6826] set_robust_list(0x7f9655efb9a0, 24 [pid 6825] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6826] <... set_robust_list resumed>) = 0 [pid 6826] rt_sigprocmask(SIG_SETMASK, [], [pid 6820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6826] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6828 attached [pid 6826] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6820] <... clone3 resumed> => {parent_tid=[6828]}, 88) = 6828 [pid 6820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6826] <... openat resumed>) = 3 [pid 6828] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6828] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6827] <... madvise resumed>) = 0 [pid 6826] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] rt_sigprocmask(SIG_SETMASK, [], [pid 6827] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6827] <... futex resumed>) = 1 [pid 6826] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6819] <... futex resumed>) = 0 [pid 6828] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6827] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6826] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] <... futex resumed>) = 0 [pid 6825] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6828] <... madvise resumed>) = 0 [pid 6826] dup(3 [pid 6817] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6826] <... dup resumed>) = 4 [pid 6817] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] <... futex resumed>) = 0 [pid 6828] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 6818] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6828] <... futex resumed>) = 1 [pid 6826] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = 0 [pid 6818] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] <... mmap resumed>) = 0x7f9655eba000 [pid 6818] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = 0 [pid 6817] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6825] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6817] <... mprotect resumed>) = 0 [pid 6828] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6817] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6817] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6826] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0./strace-static-x86_64: Process 6829 attached [pid 6817] <... clone3 resumed> => {parent_tid=[6829]}, 88) = 6829 [pid 6829] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6817] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6818] <... mmap resumed>) = 0x7f9655eba000 [pid 6817] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6829] <... rseq resumed>) = 0 [pid 6818] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6829] set_robust_list(0x7f9655eda9a0, 24 [pid 6818] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6829] <... set_robust_list resumed>) = 0 [pid 6818] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6829] rt_sigprocmask(SIG_SETMASK, [], [pid 6818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6829] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6830 attached [pid 6829] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6830] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6818] <... clone3 resumed> => {parent_tid=[6830]}, 88) = 6830 [pid 6818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6830] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6830] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6818] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6830] <... futex resumed>) = 0 [pid 6818] <... futex resumed>) = 1 [pid 6830] madvise(0x20000000, 6291456, MADV_DONTNEED) = 0 [pid 6829] <... madvise resumed>) = 0 [pid 6818] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6829] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6817] <... futex resumed>) = 0 [pid 6829] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6825] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6830] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6818] <... futex resumed>) = 0 [pid 6830] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] <... mmap resumed>) = 0x20000000 [pid 6823] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... mmap resumed>) = 0x20000000 [pid 6823] <... futex resumed>) = 0 [pid 6822] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6826] <... mmap resumed>) = 0x20000000 [pid 6825] <... mmap resumed>) = 0x7f9655eba000 [pid 6824] <... mmap resumed>) = 0x20000000 [pid 6823] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6822] <... futex resumed>) = 0 [pid 6821] <... mmap resumed>) = 0x20000000 [pid 6820] exit_group(0 [pid 6818] exit_group(0 [pid 6830] <... futex resumed>) = ? [pid 6828] <... futex resumed>) = ? [pid 6826] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6824] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] <... futex resumed>) = ? [pid 6821] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... exit_group resumed>) = ? [pid 6818] <... exit_group resumed>) = ? [pid 6817] exit_group(0 [pid 6830] +++ exited with 0 +++ [pid 6829] <... futex resumed>) = ? [pid 6828] +++ exited with 0 +++ [pid 6826] <... futex resumed>) = 0 [pid 6823] +++ exited with 0 +++ [pid 6821] <... futex resumed>) = 0 [pid 6817] <... exit_group resumed>) = ? [pid 6829] +++ exited with 0 +++ [pid 6826] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6819] exit_group(0 [pid 6827] <... futex resumed>) = ? [pid 6819] <... exit_group resumed>) = ? [pid 6827] +++ exited with 0 +++ [pid 6825] <... mprotect resumed>) = 0 [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6831 attached [pid 6824] <... futex resumed>) = ? [pid 6831] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6825] <... clone3 resumed> => {parent_tid=[6831]}, 88) = 6831 [pid 6831] <... rseq resumed>) = 0 [pid 6825] rt_sigprocmask(SIG_SETMASK, [], [pid 6831] set_robust_list(0x7f9655eda9a0, 24 [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6831] <... set_robust_list resumed>) = 0 [pid 6831] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6831] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6825] <... futex resumed>) = 0 [pid 6821] +++ exited with 0 +++ [pid 6819] +++ exited with 0 +++ [pid 6825] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6831] <... madvise resumed>) = 0 [pid 6824] +++ exited with 0 +++ [pid 6822] +++ exited with 0 +++ [pid 6820] +++ exited with 0 +++ [pid 6818] +++ exited with 0 +++ [pid 6817] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6819, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6817, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6831] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6818, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6820, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6831] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6831] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] exit_group(0 [pid 6831] <... futex resumed>) = ? [pid 6826] <... futex resumed>) = ? [pid 6825] <... exit_group resumed>) = ? [pid 6831] +++ exited with 0 +++ [pid 6826] +++ exited with 0 +++ [pid 5849] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... openat resumed>) = 3 [pid 5851] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... openat resumed>) = 3 [pid 5852] newfstatat(3, "", [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] newfstatat(3, "", [pid 5849] getdents64(3, [pid 5852] getdents64(3, [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] getdents64(3, [pid 5849] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5852] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5849] unlink("./66/binderfs" [pid 5852] unlink("./66/binderfs" [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... unlink resumed>) = 0 [pid 5852] <... unlink resumed>) = 0 [pid 5850] unlink("./66/binderfs" [pid 5852] getdents64(3, [pid 5850] <... unlink resumed>) = 0 [pid 5849] getdents64(3, [pid 5852] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] newfstatat(3, "", [pid 5850] getdents64(3, [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5852] close(3 [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] close(3 [pid 5852] <... close resumed>) = 0 [pid 5851] getdents64(3, [pid 5850] close(3 [pid 5849] <... close resumed>) = 0 [pid 5852] rmdir("./66" [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... close resumed>) = 0 [pid 5849] rmdir("./66" [pid 5852] <... rmdir resumed>) = 0 [pid 5851] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] rmdir("./66" [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... rmdir resumed>) = 0 [pid 5849] <... rmdir resumed>) = 0 [pid 5851] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5852] mkdir("./67", 0777 [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5851] unlink("./65/binderfs" [pid 5849] mkdir("./67", 0777 [pid 5851] <... unlink resumed>) = 0 [pid 5850] mkdir("./67", 0777 [pid 5849] <... mkdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] getdents64(3, [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6832 attached [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5851] close(3 [pid 6832] set_robust_list(0x555564940760, 24./strace-static-x86_64: Process 6833 attached ) = 0 [pid 6833] set_robust_list(0x555564940760, 24 [pid 6832] chdir("./67" [pid 5851] <... close resumed>) = 0 ./strace-static-x86_64: Process 6834 attached [pid 6833] <... set_robust_list resumed>) = 0 [pid 6832] <... chdir resumed>) = 0 [pid 5852] <... clone resumed>, child_tidptr=0x555564940750) = 6832 [pid 5851] rmdir("./65" [pid 6834] set_robust_list(0x555564940760, 24 [pid 6833] chdir("./67" [pid 6832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... rmdir resumed>) = 0 [pid 5849] <... clone resumed>, child_tidptr=0x555564940750) = 6833 [pid 6834] <... set_robust_list resumed>) = 0 [pid 6833] <... chdir resumed>) = 0 [pid 6832] <... prctl resumed>) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555564940750) = 6834 [pid 6834] chdir("./67" [pid 6833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6832] setpgid(0, 0 [pid 6825] +++ exited with 0 +++ [pid 5851] mkdir("./66", 0777 [pid 6833] <... prctl resumed>) = 0 [pid 6832] <... setpgid resumed>) = 0 [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6825, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6834] <... chdir resumed>) = 0 [pid 6833] setpgid(0, 0 [pid 6832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] <... mkdir resumed>) = 0 [pid 5848] restart_syscall(<... resuming interrupted clone ...> [pid 6834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6833] <... setpgid resumed>) = 0 [pid 6832] <... openat resumed>) = 3 [pid 6834] <... prctl resumed>) = 0 [pid 6833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6834] setpgid(0, 0 [pid 6832] write(3, "1000", 4 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... restart_syscall resumed>) = 0 [pid 6834] <... setpgid resumed>) = 0 [pid 6833] <... openat resumed>) = 3 [pid 6832] <... write resumed>) = 4 [pid 6834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6833] write(3, "1000", 4 [pid 6832] close(3 [pid 6834] <... openat resumed>) = 3 [pid 6833] <... write resumed>) = 4 [pid 6832] <... close resumed>) = 0 [pid 6833] close(3 [pid 6832] symlink("/dev/binderfs", "./binderfs" [pid 6834] write(3, "1000", 4 [pid 6833] <... close resumed>) = 0 [pid 6832] <... symlink resumed>) = 0 [pid 6834] <... write resumed>) = 4 [pid 6833] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6835 attached [pid 6834] close(3 [pid 6833] <... symlink resumed>) = 0 [pid 6832] write(1, "executing program\n", 18 [pid 6835] set_robust_list(0x555564940760, 24executing program [pid 6834] <... close resumed>) = 0 [pid 6833] write(1, "executing program\n", 18 [pid 6835] <... set_robust_list resumed>) = 0 executing program [pid 6834] symlink("/dev/binderfs", "./binderfs" [pid 6833] <... write resumed>) = 18 [pid 6835] chdir("./66" [pid 6834] <... symlink resumed>) = 0 [pid 6833] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] <... write resumed>) = 18 [pid 5851] <... clone resumed>, child_tidptr=0x555564940750) = 6835 [pid 5848] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6832] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6832] <... futex resumed>) = 0 [pid 5848] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6832] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 5848] <... openat resumed>) = 3 [pid 6834] write(1, "executing program\n", 18 [pid 6833] <... futex resumed>) = 0 [pid 6832] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] newfstatat(3, "", [pid 6832] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] getdents64(3, [pid 6832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 6832] <... mmap resumed>) = 0x7f9655edb000 [pid 5848] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6832] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6832] <... mprotect resumed>) = 0 [pid 5848] newfstatat(AT_FDCWD, "./66/binderfs", [pid 6832] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] unlink("./66/binderfs") = 0 [pid 6835] <... chdir resumed>) = 0 [pid 6832] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6834] <... write resumed>) = 18 [pid 6833] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 5848] getdents64(3, ./strace-static-x86_64: Process 6836 attached [pid 6835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6834] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 6836] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6835] <... prctl resumed>) = 0 [pid 6834] <... futex resumed>) = 0 [pid 6833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6832] <... clone3 resumed> => {parent_tid=[6836]}, 88) = 6836 [pid 5848] close(3 [pid 6836] <... rseq resumed>) = 0 [pid 6835] setpgid(0, 0 [pid 6834] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6832] rt_sigprocmask(SIG_SETMASK, [], [pid 5848] <... close resumed>) = 0 [pid 6836] set_robust_list(0x7f9655efb9a0, 24 [pid 6835] <... setpgid resumed>) = 0 [pid 6834] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] rmdir("./66" [pid 6836] <... set_robust_list resumed>) = 0 [pid 6834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6833] <... mmap resumed>) = 0x7f9655edb000 [pid 6832] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6836] rt_sigprocmask(SIG_SETMASK, [], [pid 6835] <... openat resumed>) = 3 [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6833] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... rmdir resumed>) = 0 [pid 6836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6835] write(3, "1000", 4 [pid 6834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6833] <... mprotect resumed>) = 0 [pid 6832] <... futex resumed>) = 0 [pid 5848] mkdir("./67", 0777 [pid 6836] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6835] <... write resumed>) = 4 [pid 6834] <... mmap resumed>) = 0x7f9655edb000 [pid 6833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6832] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] <... openat resumed>) = 3 [pid 6835] close(3 [pid 6834] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 6836] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... close resumed>) = 0 [pid 6834] <... mprotect resumed>) = 0 [pid 6833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6836] <... futex resumed>) = 1 [pid 6835] symlink("/dev/binderfs", "./binderfs" [pid 6832] <... futex resumed>) = 0 [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6837 attached [pid 6836] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] <... symlink resumed>) = 0 [pid 6834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6832] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6838 attached [pid 6837] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6835] write(1, "executing program\n", 18 [pid 6834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6833] <... clone3 resumed> => {parent_tid=[6837]}, 88) = 6837 [pid 6832] <... futex resumed>) = 0 [pid 6837] <... rseq resumed>) = 0 [pid 6836] dup(3 [pid 6835] <... write resumed>) = 18 [pid 6833] rt_sigprocmask(SIG_SETMASK, [], [pid 6837] set_robust_list(0x7f9655efb9a0, 24 [pid 6836] <... dup resumed>) = 4 [pid 6835] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6837] <... set_robust_list resumed>) = 0 [pid 6836] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... futex resumed>) = 0 [pid 6833] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] set_robust_list(0x555564940760, 24 [pid 6837] rt_sigprocmask(SIG_SETMASK, [], [pid 6836] <... futex resumed>) = 0 [pid 6835] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6833] <... futex resumed>) = 0 [pid 6832] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... clone resumed>, child_tidptr=0x555564940750) = 6838 [pid 6838] <... set_robust_list resumed>) = 0 [pid 6837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6836] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6833] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6839 attached [pid 6838] chdir("./67" [pid 6837] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6839] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6838] <... chdir resumed>) = 0 [pid 6837] <... openat resumed>) = 3 [pid 6835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6834] <... clone3 resumed> => {parent_tid=[6839]}, 88) = 6839 [pid 6832] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] <... rseq resumed>) = 0 [pid 6838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6837] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6839] set_robust_list(0x7f9655efb9a0, 24 [pid 6838] <... prctl resumed>) = 0 [pid 6836] <... futex resumed>) = 0 [pid 6834] rt_sigprocmask(SIG_SETMASK, [], [pid 6832] <... futex resumed>) = 1 [pid 6839] <... set_robust_list resumed>) = 0 [pid 6838] setpgid(0, 0 [pid 6837] <... futex resumed>) = 1 [pid 6836] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6835] <... mmap resumed>) = 0x7f9655edb000 [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6833] <... futex resumed>) = 0 [pid 6832] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6839] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] <... setpgid resumed>) = 0 [pid 6837] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE [pid 6834] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] <... mprotect resumed>) = 0 [pid 6834] <... futex resumed>) = 0 [pid 6833] <... futex resumed>) = 0 [pid 6838] <... openat resumed>) = 3 [pid 6837] dup(3 [pid 6835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6834] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6833] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6839] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6838] write(3, "1000", 4 [pid 6837] <... dup resumed>) = 4 [pid 6835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6839] <... openat resumed>) = 3 [pid 6838] <... write resumed>) = 4 [pid 6837] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0} [pid 6839] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] close(3 [pid 6837] <... futex resumed>) = 1 [pid 6833] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6840 attached [pid 6839] <... futex resumed>) = 1 [pid 6838] <... close resumed>) = 0 [pid 6837] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6834] <... futex resumed>) = 0 [pid 6833] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] symlink("/dev/binderfs", "./binderfs" [pid 6834] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] <... futex resumed>) = 0 [pid 6840] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053 [pid 6838] <... symlink resumed>) = 0 [pid 6834] <... futex resumed>) = 0 [pid 6833] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] <... rseq resumed>) = 0 [pid 6839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] <... clone3 resumed> => {parent_tid=[6840]}, 88) = 6840 [pid 6834] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 6840] set_robust_list(0x7f9655efb9a0, 24 [pid 6839] dup(3 [pid 6838] write(1, "executing program\n", 18 [pid 6835] rt_sigprocmask(SIG_SETMASK, [], [pid 6839] <... dup resumed>) = 4 [pid 6838] <... write resumed>) = 18 [pid 6840] <... set_robust_list resumed>) = 0 [pid 6839] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6840] rt_sigprocmask(SIG_SETMASK, [], [pid 6839] <... futex resumed>) = 1 [pid 6838] <... futex resumed>) = 0 [pid 6835] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] <... futex resumed>) = 0 [pid 6840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6839] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] rt_sigaction(SIGRT_1, {sa_handler=0x7f9655f673d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f9655f13590}, [pid 6835] <... futex resumed>) = 0 [pid 6834] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6835] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6834] <... futex resumed>) = 0 [pid 6840] <... openat resumed>) = 3 [pid 6839] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6834] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f9655edb000 [pid 6838] mprotect(0x7f9655edc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6838] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655efb990, parent_tid=0x7f9655efb990, exit_signal=0, stack=0x7f9655edb000, stack_size=0x20240, tls=0x7f9655efb6c0}./strace-static-x86_64: Process 6841 attached [pid 6841] rseq(0x7f9655efbfe0, 0x20, 0, 0x53053053) = 0 [pid 6841] set_robust_list(0x7f9655efb9a0, 24) = 0 [pid 6838] <... clone3 resumed> => {parent_tid=[6841]}, 88) = 6841 [pid 6841] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] rt_sigprocmask(SIG_SETMASK, [], [pid 6841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6841] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6840] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME [pid 6838] <... futex resumed>) = 0 [pid 6838] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6841] <... openat resumed>) = 3 [pid 6840] <... futex resumed>) = 1 [pid 6835] <... futex resumed>) = 0 [pid 6840] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6840] <... futex resumed>) = 0 [pid 6840] dup(3 [pid 6835] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] <... dup resumed>) = 4 [pid 6841] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = 1 [pid 6840] <... futex resumed>) = 1 [pid 6835] <... futex resumed>) = 0 [pid 6840] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] <... futex resumed>) = 0 [pid 6840] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6835] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6841] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] <... futex resumed>) = 0 [pid 6832] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6838] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = 0 [pid 6838] <... futex resumed>) = 1 [pid 6832] <... futex resumed>) = 0 [pid 6841] dup(3 [pid 6832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6841] <... dup resumed>) = 4 [pid 6838] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6832] <... mmap resumed>) = 0x7f9655eba000 [pid 6841] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6841] <... futex resumed>) = 0 [pid 6838] futex(0x7f9655fcb3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6832] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6841] mmap(0x20000000, 11755520, PROT_WRITE|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 4, 0 [pid 6838] <... futex resumed>) = 0 [pid 6832] <... mprotect resumed>) = 0 [pid 6833] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6833] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6838] futex(0x7f9655fcb3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6832] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6834] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6842 attached [pid 6834] <... futex resumed>) = 0 [pid 6833] <... mmap resumed>) = 0x7f9655eba000 [pid 6834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6833] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6832] <... clone3 resumed> => {parent_tid=[6842]}, 88) = 6842 [pid 6832] rt_sigprocmask(SIG_SETMASK, [], [pid 6842] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6842] <... rseq resumed>) = 0 [pid 6832] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] set_robust_list(0x7f9655eda9a0, 24 [pid 6832] <... futex resumed>) = 0 [pid 6842] <... set_robust_list resumed>) = 0 [pid 6832] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6842] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6834] <... mmap resumed>) = 0x7f9655eba000 [pid 6833] <... mprotect resumed>) = 0 [pid 6834] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6834] <... mprotect resumed>) = 0 [pid 6833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6834] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6843 attached [pid 6834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6843] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053) = 0 [pid 6833] <... clone3 resumed> => {parent_tid=[6843]}, 88) = 6843 ./strace-static-x86_64: Process 6844 attached [pid 6842] <... madvise resumed>) = 0 [pid 6844] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6842] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6844] <... rseq resumed>) = 0 [pid 6842] <... futex resumed>) = 1 [pid 6832] <... futex resumed>) = 0 [pid 6844] set_robust_list(0x7f9655eda9a0, 24) = 0 [pid 6842] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6844] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6843] set_robust_list(0x7f9655eda9a0, 24 [pid 6833] rt_sigprocmask(SIG_SETMASK, [], [pid 6834] <... clone3 resumed> => {parent_tid=[6844]}, 88) = 6844 [pid 6843] <... set_robust_list resumed>) = 0 [pid 6835] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] rt_sigprocmask(SIG_SETMASK, [], [pid 6833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6843] rt_sigprocmask(SIG_SETMASK, [], [pid 6835] <... futex resumed>) = 0 [pid 6833] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6834] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] <... futex resumed>) = 0 [pid 6843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6834] <... futex resumed>) = 1 [pid 6843] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6834] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6833] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6844] <... futex resumed>) = 0 [pid 6844] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6835] <... mmap resumed>) = 0x7f9655eba000 [pid 6843] <... madvise resumed>) = 0 [pid 6835] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6844] <... madvise resumed>) = 0 [pid 6835] <... mprotect resumed>) = 0 [pid 6835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6844] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6844] <... futex resumed>) = 1 [pid 6835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0} [pid 6834] <... futex resumed>) = 0 [pid 6843] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6845 attached [pid 6844] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] <... futex resumed>) = 1 [pid 6838] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6833] <... futex resumed>) = 0 [pid 6845] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6843] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] <... futex resumed>) = 0 [pid 6835] <... clone3 resumed> => {parent_tid=[6845]}, 88) = 6845 [pid 6845] <... rseq resumed>) = 0 [pid 6838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6835] rt_sigprocmask(SIG_SETMASK, [], [pid 6845] set_robust_list(0x7f9655eda9a0, 24 [pid 6838] <... mmap resumed>) = 0x7f9655eba000 [pid 6835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6845] <... set_robust_list resumed>) = 0 [pid 6838] mprotect(0x7f9655ebb000, 131072, PROT_READ|PROT_WRITE [pid 6835] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6845] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] <... mprotect resumed>) = 0 [pid 6835] <... futex resumed>) = 0 [pid 6845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6835] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6845] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f9655eda990, parent_tid=0x7f9655eda990, exit_signal=0, stack=0x7f9655eba000, stack_size=0x20240, tls=0x7f9655eda6c0}./strace-static-x86_64: Process 6846 attached [pid 6846] rseq(0x7f9655edafe0, 0x20, 0, 0x53053053 [pid 6838] <... clone3 resumed> => {parent_tid=[6846]}, 88) = 6846 [pid 6846] <... rseq resumed>) = 0 [pid 6838] rt_sigprocmask(SIG_SETMASK, [], [pid 6846] set_robust_list(0x7f9655eda9a0, 24 [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6846] <... set_robust_list resumed>) = 0 [pid 6838] futex(0x7f9655fcb3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] <... futex resumed>) = 0 [pid 6846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] futex(0x7f9655fcb3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] madvise(0x20000000, 6291456, MADV_DONTNEED [pid 6845] <... madvise resumed>) = 0 [pid 6845] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6835] <... futex resumed>) = 0 [pid 6845] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6846] <... madvise resumed>) = 0 [pid 6846] futex(0x7f9655fcb3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6838] <... futex resumed>) = 0 [pid 6846] futex(0x7f9655fcb3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6837] <... mmap resumed>) = 0x20000000 [pid 6837] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] <... mmap resumed>) = 0x20000000 [pid 6837] <... futex resumed>) = 0 [pid 6837] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6836] <... mmap resumed>) = 0x20000000 [pid 6841] <... mmap resumed>) = 0x20000000 [pid 6840] <... mmap resumed>) = 0x20000000 [pid 6839] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6834] exit_group(0 [pid 6836] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6844] <... futex resumed>) = ? [pid 6841] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] futex(0x7f9655fcb3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] <... futex resumed>) = ? [pid 6836] <... futex resumed>) = 0 [pid 6834] <... exit_group resumed>) = ? [pid 6833] exit_group(0 [pid 6844] +++ exited with 0 +++ [pid 6843] <... futex resumed>) = ? [pid 6841] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = 0 [pid 6839] +++ exited with 0 +++ [pid 6838] exit_group(0 [pid 6837] <... futex resumed>) = ? [pid 6836] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] exit_group(0 [pid 6833] <... exit_group resumed>) = ? [pid 6846] <... futex resumed>) = ? [pid 6843] +++ exited with 0 +++ [pid 6840] futex(0x7f9655fcb3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] <... exit_group resumed>) = ? [pid 6837] +++ exited with 0 +++ [pid 6846] +++ exited with 0 +++ [pid 6845] <... futex resumed>) = ? [pid 6841] +++ exited with 0 +++ [pid 6840] <... futex resumed>) = ? [pid 6838] +++ exited with 0 +++ [pid 6833] +++ exited with 0 +++ [pid 6832] exit_group(0 [pid 6845] +++ exited with 0 +++ [pid 6842] <... futex resumed>) = ? [pid 6840] +++ exited with 0 +++ [pid 6836] <... futex resumed>) = ? [pid 6835] <... exit_group resumed>) = ? [pid 6832] <... exit_group resumed>) = ? [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6833, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6838, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6842] +++ exited with 0 +++ [pid 6836] +++ exited with 0 +++ [pid 5849] restart_syscall(<... resuming interrupted clone ...> [pid 6834] +++ exited with 0 +++ [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6834, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5850] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... restart_syscall resumed>) = 0 [pid 5850] <... restart_syscall resumed>) = 0 [pid 6835] +++ exited with 0 +++ [pid 5849] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5850] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6835, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... openat resumed>) = 3 [pid 5851] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5850] newfstatat(3, "", [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5848] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5851] <... openat resumed>) = 3 [pid 5850] getdents64(3, [pid 5849] <... openat resumed>) = 3 [pid 5851] newfstatat(3, "", [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... openat resumed>) = 3 [pid 5849] newfstatat(3, "", [pid 5851] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] getdents64(3, [pid 5850] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5848] newfstatat(3, "", [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5850] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5848] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] newfstatat(AT_FDCWD, "./67/binderfs", [pid 5849] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5849] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] getdents64(3, [pid 5851] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5850] unlink("./67/binderfs" [pid 5849] newfstatat(AT_FDCWD, "./67/binderfs", [pid 5851] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] <... unlink resumed>) = 0 [pid 5849] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 3 entries */, 32768) = 80 [pid 5851] unlink("./66/binderfs" [pid 5849] unlink("./67/binderfs" [pid 5851] <... unlink resumed>) = 0 [pid 5850] getdents64(3, [pid 5849] <... unlink resumed>) = 0 [pid 5848] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5849] getdents64(3, [pid 5851] getdents64(3, [pid 5850] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5848] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5850] close(3 [pid 5849] close(3 [pid 5848] newfstatat(AT_FDCWD, "./67/binderfs", [pid 5851] close(3 [pid 5850] <... close resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5848] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] <... close resumed>) = 0 [pid 5850] rmdir("./67" [pid 5849] rmdir("./67" [pid 5851] rmdir("./66" [pid 5850] <... rmdir resumed>) = 0 [pid 5848] unlink("./67/binderfs" [pid 5851] <... rmdir resumed>) = 0 [pid 5848] <... unlink resumed>) = 0 [ 152.713602][ T6832] BUG: Bad rss-counter state mm:ffff88801239a800 type:MM_FILEPAGES val:7 [ 152.747893][ T6832] page: refcount:3 mapcount:1 mapping:ffff888148c58878 index:0x550 pfn:0x34ebe [ 152.757274][ T6832] memcg:ffff888140e94000 [pid 5851] mkdir("./67", 0777 [pid 5850] mkdir("./68", 0777 [pid 5849] <... rmdir resumed>) = 0 [pid 5848] getdents64(3, [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... mkdir resumed>) = 0 [pid 5849] mkdir("./68", 0777 [pid 5848] <... getdents64 resumed>0x5555649417f0 /* 0 entries */, 32768) = 0 [pid 5849] <... mkdir resumed>) = 0 [pid 5848] close(3) = 0 [pid 5848] rmdir("./67" [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... rmdir resumed>) = 0 [ 152.761545][ T6832] aops:def_blk_aops ino:fa00000 [ 152.766455][ T6832] flags: 0xfff78000000a2d(locked|referenced|uptodate|lru|workingset|owner_2|node=0|zone=1|lastcpupid=0x7ff) [ 152.777972][ T6832] raw: 00fff78000000a2d ffffea0000cc9a88 ffffea0001eda608 ffff888148c58878 [ 152.786575][ T6832] raw: 0000000000000550 0000000000000000 0000000300000000 ffff888140e94000 [ 152.795162][ T6832] page dumped because: VM_BUG_ON_FOLIO(folio_mapped(folio)) [ 152.802456][ T6832] page_owner tracks the page as allocated [ 152.808445][ T6832] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x152c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 6836, tgid 6832 (syz-executor428), ts 152559879995, free_ts 150737691171 [ 152.829389][ T6832] post_alloc_hook+0x1f4/0x240 [ 152.834173][ T6832] get_page_from_freelist+0x365c/0x37a0 [ 152.839736][ T6832] __alloc_frozen_pages_noprof+0x292/0x710 [ 152.845555][ T6832] alloc_pages_mpol+0x30e/0x550 [ 152.850510][ T6832] alloc_pages_noprof+0x121/0x190 [ 152.855551][ T6832] folio_alloc_noprof+0x1e/0x30 [ 152.860409][ T6832] filemap_alloc_folio_noprof+0xe1/0x540 [ 152.866059][ T6832] page_cache_ra_unbounded+0x30e/0x720 [ 152.871526][ T6832] filemap_fault+0x764/0x16c0 [ 152.876250][ T6832] __do_fault+0x135/0x390 [ 152.880603][ T6832] handle_pte_fault+0x39eb/0x5ee0 [ 152.885640][ T6832] handle_mm_fault+0x11f5/0x1d50 [ 152.890589][ T6832] __get_user_pages+0x1a92/0x4140 [ 152.895625][ T6832] populate_vma_page_range+0x264/0x330 [ 152.901101][ T6832] __mm_populate+0x27a/0x460 [ 152.905704][ T6832] vm_mmap_pgoff+0x303/0x430 [ 152.910308][ T6832] page last free pid 6750 tgid 6750 stack trace: [ 152.916642][ T6832] free_unref_folios+0xe40/0x18b0 [ 152.921700][ T6832] folios_put_refs+0x76c/0x860 [ 152.926480][ T6832] truncate_inode_pages_range+0x460/0x10e0 [ 152.932474][ T6832] blkdev_flush_mapping+0x108/0x270 [ 152.937710][ T6832] bdev_release+0x460/0x700 [ 152.942233][ T6832] blkdev_release+0x15/0x20 [ 152.946753][ T6832] __fput+0x3e9/0x9f0 [ 152.950835][ T6832] task_work_run+0x24f/0x310 [ 152.955445][ T6832] do_exit+0xa2f/0x28e0 [ 152.959614][ T6832] do_group_exit+0x207/0x2c0 [ 152.964222][ T6832] __x64_sys_exit_group+0x3f/0x40 [ 152.969269][ T6832] x64_sys_call+0x26a8/0x26b0 [ 152.973960][ T6832] do_syscall_64+0xf3/0x230 [ 152.978484][ T6832] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 152.984519][ T6832] ------------[ cut here ]------------ [ 152.989981][ T6832] kernel BUG at mm/filemap.c:163! [ 152.995043][ T6832] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 153.001989][ T6832] CPU: 1 UID: 0 PID: 6832 Comm: syz-executor428 Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 153.012579][ T6832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 153.022651][ T6832] RIP: 0010:filemap_unaccount_folio+0x73d/0x7d0 [ 153.028916][ T6832] 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 [ 153.048709][ T6832] RSP: 0018:ffffc9000c4375b0 EFLAGS: 00010046 [ 153.054810][ T6832] RAX: 1b3f766294124100 RBX: ffffea0000d3af80 RCX: ffffc9000c437103 [ 153.062797][ T6832] RDX: 0000000000000003 RSI: ffffffff8c0aaba0 RDI: ffffffff8c5fed00 [ 153.070774][ T6832] RBP: 0000000000000000 R08: ffffffff901ab1f7 R09: 1ffffffff203563e [ 153.078753][ T6832] R10: dffffc0000000000 R11: fffffbfff203563f R12: dffffc0000000000 [ 153.086730][ T6832] R13: 1ffffd40001a75f1 R14: ffff888148c58878 R15: ffffea0000d3af88 [ 153.094710][ T6832] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 153.103646][ T6832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.110236][ T6832] CR2: 00007ffed3040c08 CR3: 0000000076f5e000 CR4: 00000000003526f0 [ 153.118303][ T6832] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 153.126300][ T6832] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 153.134285][ T6832] Call Trace: [ 153.137599][ T6832] [ 153.140534][ T6832] ? __die_body+0x5f/0xb0 [ 153.144880][ T6832] ? die+0x9e/0xc0 [ 153.148617][ T6832] ? do_trap+0x15a/0x3a0 [ 153.152872][ T6832] ? filemap_unaccount_folio+0x73d/0x7d0 [ 153.158816][ T6832] ? do_error_trap+0x1dc/0x2c0 [ 153.163597][ T6832] ? filemap_unaccount_folio+0x73d/0x7d0 [ 153.169333][ T6832] ? __pfx_do_error_trap+0x10/0x10 [ 153.174540][ T6832] ? report_bug+0x3cd/0x500 [ 153.179059][ T6832] ? handle_invalid_op+0x34/0x40 [ 153.184030][ T6832] ? filemap_unaccount_folio+0x73d/0x7d0 [ 153.189676][ T6832] ? exc_invalid_op+0x38/0x50 [ 153.194358][ T6832] ? asm_exc_invalid_op+0x1a/0x20 [ 153.199395][ T6832] ? filemap_unaccount_folio+0x73d/0x7d0 [ 153.205043][ T6832] delete_from_page_cache_batch+0x172/0xa60 [ 153.210959][ T6832] ? __pfx_delete_from_page_cache_batch+0x10/0x10 [ 153.217394][ T6832] ? folio_mapping+0x17f/0x250 [ 153.222166][ T6832] ? truncate_cleanup_folio+0x280/0x300 [ 153.227719][ T6832] truncate_inode_pages_range+0x36b/0x10e0 [ 153.233540][ T6832] ? mark_lock+0x9a/0x360 [ 153.237889][ T6832] ? __pfx_truncate_inode_pages_range+0x10/0x10 [ 153.244162][ T6832] ? __pfx_has_bh_in_lru+0x10/0x10 [ 153.249277][ T6832] ? __pfx_invalidate_bh_lru+0x10/0x10 [ 153.254740][ T6832] blkdev_flush_mapping+0x108/0x270 [ 153.259948][ T6832] ? bdev_release+0x456/0x700 [ 153.264635][ T6832] bdev_release+0x460/0x700 [ 153.269150][ T6832] blkdev_release+0x15/0x20 [ 153.273666][ T6832] ? __pfx_blkdev_release+0x10/0x10 [ 153.278882][ T6832] __fput+0x3e9/0x9f0 [ 153.282889][ T6832] task_work_run+0x24f/0x310 [ 153.287494][ T6832] ? __pfx_task_work_run+0x10/0x10 [ 153.292654][ T6832] ? switch_task_namespaces+0xe4/0x110 [ 153.298130][ T6832] do_exit+0xa2f/0x28e0 [ 153.302299][ T6832] ? __pfx_do_exit+0x10/0x10 [ 153.306900][ T6832] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 153.312901][ T6832] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 153.319243][ T6832] ? _raw_spin_unlock_irq+0x23/0x50 [ 153.324460][ T6832] ? lockdep_hardirqs_on+0x99/0x150 [ 153.329671][ T6832] do_group_exit+0x207/0x2c0 [ 153.334280][ T6832] __x64_sys_exit_group+0x3f/0x40 [ 153.339315][ T6832] x64_sys_call+0x26a8/0x26b0 [ 153.344002][ T6832] do_syscall_64+0xf3/0x230 [ 153.348507][ T6832] ? clear_bhb_loop+0x35/0x90 [ 153.353198][ T6832] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 153.359104][ T6832] RIP: 0033:0x7f9655f3f079 [ 153.363531][ T6832] Code: Unable to access opcode bytes at 0x7f9655f3f04f. [ 153.370550][ T6832] RSP: 002b:00007ffed3042448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 153.379002][ T6832] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9655f3f079 [ 153.387008][ T6832] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 153.394986][ T6832] RBP: 00007f9655fcb390 R08: ffffffffffffffb0 R09: 0000000000000003 [ 153.402962][ T6832] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9655fcb390 [ 153.410938][ T6832] R13: 0000000000000000 R14: 00007f9655fcbf20 R15: 00007f9655f0c690 [ 153.418922][ T6832] [ 153.421947][ T6832] Modules linked in: [ 153.425864][ T6832] ---[ end trace 0000000000000000 ]--- [ 153.431346][ T6832] RIP: 0010:filemap_unaccount_folio+0x73d/0x7d0 [ 153.437606][ T6832] 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 [ 153.457324][ T6832] RSP: 0018:ffffc9000c4375b0 EFLAGS: 00010046 [ 153.463411][ T6832] RAX: 1b3f766294124100 RBX: ffffea0000d3af80 RCX: ffffc9000c437103 [ 153.471393][ T6832] RDX: 0000000000000003 RSI: ffffffff8c0aaba0 RDI: ffffffff8c5fed00 [ 153.479373][ T6832] RBP: 0000000000000000 R08: ffffffff901ab1f7 R09: 1ffffffff203563e [ 153.487545][ T6832] R10: dffffc0000000000 R11: fffffbfff203563f R12: dffffc0000000000 [ 153.495524][ T6832] R13: 1ffffd40001a75f1 R14: ffff888148c58878 R15: ffffea0000d3af88 [ 153.503505][ T6832] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 153.512459][ T6832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 153.519060][ T6832] CR2: 00007ffed3040c08 CR3: 0000000076f5e000 CR4: 00000000003526f0 [ 153.527046][ T6832] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 153.535035][ T6832] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 153.543051][ T6832] Kernel panic - not syncing: Fatal exception [ 153.549453][ T6832] Kernel Offset: disabled [ 153.553786][ T6832] Rebooting in 86400 seconds..