./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2812246055 <...> ULL, 312) = -1 EBADF (Bad file descriptor) [pid 6649] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6649] sync() = 0 [pid 6649] exit_group(0) = ? [pid 6649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6649, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3026", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3026", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3026/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3026/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3026/binderfs") = 0 umount2("./3026/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3026/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3026/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3026/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3026/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3026") = 0 mkdir("./3027", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6650 attached , child_tidptr=0x555556ebf690) = 6650 [pid 6650] chdir("./3027") = 0 [pid 6650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6650] setpgid(0, 0) = 0 [pid 6650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6650] write(3, "1000", 4) = 4 [pid 6650] close(3) = 0 [pid 6650] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6650] mkdir("./file0", 0777) = 0 [pid 6650] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6650] pipe2([3, 4], 0) = 0 [pid 6650] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6650] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6650] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6650] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6650] sync() = 0 [pid 6650] exit_group(0) = ? [pid 6650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6650, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3027", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3027", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3027/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3027/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3027/binderfs") = 0 umount2("./3027/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3027/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3027/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3027/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3027/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3027") = 0 mkdir("./3028", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6651 attached , child_tidptr=0x555556ebf690) = 6651 [pid 6651] chdir("./3028") = 0 [pid 6651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6651] setpgid(0, 0) = 0 [pid 6651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6651] write(3, "1000", 4) = 4 [pid 6651] close(3) = 0 [pid 6651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6651] mkdir("./file0", 0777) = 0 [pid 6651] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6651] pipe2([3, 4], 0) = 0 [pid 6651] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6651] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6651] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6651] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6651] sync() = 0 [pid 6651] exit_group(0) = ? [pid 6651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3028", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3028", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3028/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3028/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3028/binderfs") = 0 umount2("./3028/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3028/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3028/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3028/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3028/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3028") = 0 mkdir("./3029", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6652 ./strace-static-x86_64: Process 6652 attached [pid 6652] chdir("./3029") = 0 [pid 6652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6652] setpgid(0, 0) = 0 [pid 6652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6652] write(3, "1000", 4) = 4 [pid 6652] close(3) = 0 [pid 6652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6652] mkdir("./file0", 0777) = 0 [pid 6652] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6652] pipe2([3, 4], 0) = 0 [pid 6652] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6652] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6652] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6652] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6652] sync() = 0 [pid 6652] exit_group(0) = ? [pid 6652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6652, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3029", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3029", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3029/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3029/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3029/binderfs") = 0 umount2("./3029/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3029/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3029/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3029/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3029/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3029") = 0 mkdir("./3030", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6653 ./strace-static-x86_64: Process 6653 attached [pid 6653] chdir("./3030") = 0 [pid 6653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6653] setpgid(0, 0) = 0 [pid 6653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6653] write(3, "1000", 4) = 4 [pid 6653] close(3) = 0 [pid 6653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6653] mkdir("./file0", 0777) = 0 [pid 6653] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6653] pipe2([3, 4], 0) = 0 [pid 6653] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6653] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6653] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6653] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6653] sync() = 0 [pid 6653] exit_group(0) = ? [pid 6653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6653, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3030", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3030", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3030/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3030/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3030/binderfs") = 0 umount2("./3030/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3030/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3030/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3030/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3030/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3030") = 0 mkdir("./3031", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6654 attached , child_tidptr=0x555556ebf690) = 6654 [pid 6654] chdir("./3031") = 0 [pid 6654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6654] setpgid(0, 0) = 0 [pid 6654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6654] write(3, "1000", 4) = 4 [pid 6654] close(3) = 0 [pid 6654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6654] mkdir("./file0", 0777) = 0 [pid 6654] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6654] pipe2([3, 4], 0) = 0 [pid 6654] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6654] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6654] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6654] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6654] sync() = 0 [pid 6654] exit_group(0) = ? [pid 6654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3031", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3031", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3031/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3031/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3031/binderfs") = 0 umount2("./3031/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3031/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3031/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3031/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3031/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3031") = 0 mkdir("./3032", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6655 ./strace-static-x86_64: Process 6655 attached [pid 6655] chdir("./3032") = 0 [pid 6655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6655] setpgid(0, 0) = 0 [pid 6655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6655] write(3, "1000", 4) = 4 [pid 6655] close(3) = 0 [pid 6655] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6655] mkdir("./file0", 0777) = 0 [pid 6655] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6655] pipe2([3, 4], 0) = 0 [pid 6655] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6655] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6655] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6655] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6655] sync() = 0 [pid 6655] exit_group(0) = ? [pid 6655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6655, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3032", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3032", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3032/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3032/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3032/binderfs") = 0 umount2("./3032/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3032/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3032/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3032/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3032/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3032") = 0 mkdir("./3033", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6656 attached , child_tidptr=0x555556ebf690) = 6656 [pid 6656] chdir("./3033") = 0 [pid 6656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6656] setpgid(0, 0) = 0 [pid 6656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6656] write(3, "1000", 4) = 4 [pid 6656] close(3) = 0 [pid 6656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6656] mkdir("./file0", 0777) = 0 [pid 6656] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6656] pipe2([3, 4], 0) = 0 [pid 6656] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6656] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6656] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6656] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6656] sync() = 0 [pid 6656] exit_group(0) = ? [pid 6656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3033", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3033", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3033/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3033/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3033/binderfs") = 0 umount2("./3033/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3033/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3033/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3033/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3033/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3033") = 0 mkdir("./3034", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6657 attached , child_tidptr=0x555556ebf690) = 6657 [pid 6657] chdir("./3034") = 0 [pid 6657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6657] setpgid(0, 0) = 0 [pid 6657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6657] write(3, "1000", 4) = 4 [pid 6657] close(3) = 0 [pid 6657] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6657] mkdir("./file0", 0777) = 0 [pid 6657] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6657] pipe2([3, 4], 0) = 0 [pid 6657] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6657] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6657] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6657] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6657] sync() = 0 [pid 6657] exit_group(0) = ? [pid 6657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3034", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3034", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3034/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3034/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3034/binderfs") = 0 umount2("./3034/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3034/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3034/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3034/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3034/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3034") = 0 mkdir("./3035", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6658 attached , child_tidptr=0x555556ebf690) = 6658 [pid 6658] chdir("./3035") = 0 [pid 6658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6658] setpgid(0, 0) = 0 [pid 6658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6658] write(3, "1000", 4) = 4 [pid 6658] close(3) = 0 [pid 6658] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6658] mkdir("./file0", 0777) = 0 [pid 6658] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6658] pipe2([3, 4], 0) = 0 [pid 6658] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6658] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6658] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6658] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6658] sync() = 0 [pid 6658] exit_group(0) = ? [pid 6658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6658, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3035", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3035", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3035/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3035/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3035/binderfs") = 0 umount2("./3035/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3035/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3035/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3035/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3035/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3035") = 0 mkdir("./3036", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6659 ./strace-static-x86_64: Process 6659 attached [pid 6659] chdir("./3036") = 0 [pid 6659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6659] setpgid(0, 0) = 0 [pid 6659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6659] write(3, "1000", 4) = 4 [pid 6659] close(3) = 0 [pid 6659] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6659] mkdir("./file0", 0777) = 0 [pid 6659] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6659] pipe2([3, 4], 0) = 0 [pid 6659] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6659] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6659] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6659] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6659] sync() = 0 [pid 6659] exit_group(0) = ? [pid 6659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3036", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3036", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3036/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3036/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3036/binderfs") = 0 umount2("./3036/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3036/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3036/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3036/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3036/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3036") = 0 mkdir("./3037", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6660 attached , child_tidptr=0x555556ebf690) = 6660 [pid 6660] chdir("./3037") = 0 [pid 6660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6660] setpgid(0, 0) = 0 [pid 6660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6660] write(3, "1000", 4) = 4 [pid 6660] close(3) = 0 [pid 6660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6660] mkdir("./file0", 0777) = 0 [pid 6660] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6660] pipe2([3, 4], 0) = 0 [pid 6660] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6660] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6660] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6660] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6660] sync() = 0 [pid 6660] exit_group(0) = ? [pid 6660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3037", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3037", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3037/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3037/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3037/binderfs") = 0 umount2("./3037/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3037/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3037/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3037/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3037/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3037") = 0 mkdir("./3038", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6661 ./strace-static-x86_64: Process 6661 attached [pid 6661] chdir("./3038") = 0 [pid 6661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6661] setpgid(0, 0) = 0 [pid 6661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6661] write(3, "1000", 4) = 4 [pid 6661] close(3) = 0 [pid 6661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6661] mkdir("./file0", 0777) = 0 [pid 6661] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6661] pipe2([3, 4], 0) = 0 [pid 6661] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6661] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6661] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6661] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6661] sync() = 0 [pid 6661] exit_group(0) = ? [pid 6661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6661, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3038", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3038", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3038/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3038/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3038/binderfs") = 0 umount2("./3038/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3038/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3038/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3038/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3038/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3038") = 0 mkdir("./3039", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6662 attached , child_tidptr=0x555556ebf690) = 6662 [pid 6662] chdir("./3039") = 0 [pid 6662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6662] setpgid(0, 0) = 0 [pid 6662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6662] write(3, "1000", 4) = 4 [pid 6662] close(3) = 0 [pid 6662] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6662] mkdir("./file0", 0777) = 0 [pid 6662] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6662] pipe2([3, 4], 0) = 0 [pid 6662] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6662] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6662] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6662] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6662] sync() = 0 [pid 6662] exit_group(0) = ? [pid 6662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3039", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3039", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3039/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3039/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3039/binderfs") = 0 umount2("./3039/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3039/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3039/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3039/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3039/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3039") = 0 mkdir("./3040", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6663 attached , child_tidptr=0x555556ebf690) = 6663 [pid 6663] chdir("./3040") = 0 [pid 6663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6663] setpgid(0, 0) = 0 [pid 6663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6663] write(3, "1000", 4) = 4 [pid 6663] close(3) = 0 [pid 6663] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6663] mkdir("./file0", 0777) = 0 [pid 6663] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6663] pipe2([3, 4], 0) = 0 [pid 6663] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6663] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6663] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6663] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6663] sync() = 0 [pid 6663] exit_group(0) = ? [pid 6663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3040", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3040", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3040/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3040/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3040/binderfs") = 0 umount2("./3040/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3040/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3040/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3040/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3040/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3040") = 0 mkdir("./3041", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6664 ./strace-static-x86_64: Process 6664 attached [pid 6664] chdir("./3041") = 0 [pid 6664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6664] setpgid(0, 0) = 0 [pid 6664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6664] write(3, "1000", 4) = 4 [pid 6664] close(3) = 0 [pid 6664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6664] mkdir("./file0", 0777) = 0 [pid 6664] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6664] pipe2([3, 4], 0) = 0 [pid 6664] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6664] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6664] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6664] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6664] sync() = 0 [pid 6664] exit_group(0) = ? [pid 6664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6664, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3041", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3041", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3041/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3041/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3041/binderfs") = 0 umount2("./3041/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3041/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3041/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3041/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3041/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3041") = 0 mkdir("./3042", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6665 attached , child_tidptr=0x555556ebf690) = 6665 [pid 6665] chdir("./3042") = 0 [pid 6665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6665] setpgid(0, 0) = 0 [pid 6665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6665] write(3, "1000", 4) = 4 [pid 6665] close(3) = 0 [pid 6665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6665] mkdir("./file0", 0777) = 0 [pid 6665] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6665] pipe2([3, 4], 0) = 0 [pid 6665] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6665] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6665] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6665] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6665] sync() = 0 [pid 6665] exit_group(0) = ? [pid 6665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3042", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3042", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3042/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3042/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3042/binderfs") = 0 umount2("./3042/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3042/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3042/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3042/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3042/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3042") = 0 mkdir("./3043", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6666 ./strace-static-x86_64: Process 6666 attached [pid 6666] chdir("./3043") = 0 [pid 6666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6666] setpgid(0, 0) = 0 [pid 6666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6666] write(3, "1000", 4) = 4 [pid 6666] close(3) = 0 [pid 6666] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6666] mkdir("./file0", 0777) = 0 [pid 6666] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6666] pipe2([3, 4], 0) = 0 [pid 6666] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6666] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6666] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6666] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6666] sync() = 0 [pid 6666] exit_group(0) = ? [pid 6666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6666, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3043", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3043", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3043/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3043/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3043/binderfs") = 0 umount2("./3043/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3043/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3043/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3043/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3043/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3043") = 0 mkdir("./3044", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6667 attached , child_tidptr=0x555556ebf690) = 6667 [pid 6667] chdir("./3044") = 0 [pid 6667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6667] setpgid(0, 0) = 0 [pid 6667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6667] write(3, "1000", 4) = 4 [pid 6667] close(3) = 0 [pid 6667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6667] mkdir("./file0", 0777) = 0 [pid 6667] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6667] pipe2([3, 4], 0) = 0 [pid 6667] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6667] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6667] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6667] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6667] sync() = 0 [pid 6667] exit_group(0) = ? [pid 6667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6667, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3044", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3044", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3044/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3044/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3044/binderfs") = 0 umount2("./3044/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3044/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3044/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3044/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3044/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3044") = 0 mkdir("./3045", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6668 attached , child_tidptr=0x555556ebf690) = 6668 [pid 6668] chdir("./3045") = 0 [pid 6668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6668] setpgid(0, 0) = 0 [pid 6668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6668] write(3, "1000", 4) = 4 [pid 6668] close(3) = 0 [pid 6668] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6668] mkdir("./file0", 0777) = 0 [pid 6668] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6668] pipe2([3, 4], 0) = 0 [pid 6668] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6668] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6668] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6668] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6668] sync() = 0 [pid 6668] exit_group(0) = ? [pid 6668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3045", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3045", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3045/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3045/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3045/binderfs") = 0 umount2("./3045/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3045/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3045/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3045/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3045/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3045") = 0 mkdir("./3046", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6669 attached , child_tidptr=0x555556ebf690) = 6669 [pid 6669] chdir("./3046") = 0 [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6669] setpgid(0, 0) = 0 [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6669] write(3, "1000", 4) = 4 [pid 6669] close(3) = 0 [pid 6669] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6669] mkdir("./file0", 0777) = 0 [pid 6669] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6669] pipe2([3, 4], 0) = 0 [pid 6669] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6669] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6669] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6669] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6669] sync() = 0 [pid 6669] exit_group(0) = ? [pid 6669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3046", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3046", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3046/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3046/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3046/binderfs") = 0 umount2("./3046/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3046/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3046/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3046/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3046/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3046") = 0 mkdir("./3047", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6670 attached , child_tidptr=0x555556ebf690) = 6670 [pid 6670] chdir("./3047") = 0 [pid 6670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6670] setpgid(0, 0) = 0 [pid 6670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6670] write(3, "1000", 4) = 4 [pid 6670] close(3) = 0 [pid 6670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6670] mkdir("./file0", 0777) = 0 [pid 6670] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6670] pipe2([3, 4], 0) = 0 [pid 6670] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6670] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6670] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6670] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6670] sync() = 0 [pid 6670] exit_group(0) = ? [pid 6670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6670, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3047", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3047", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3047/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3047/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3047/binderfs") = 0 umount2("./3047/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3047/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3047/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3047/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3047/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3047") = 0 mkdir("./3048", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6671 attached , child_tidptr=0x555556ebf690) = 6671 [pid 6671] chdir("./3048") = 0 [pid 6671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6671] setpgid(0, 0) = 0 [pid 6671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6671] write(3, "1000", 4) = 4 [pid 6671] close(3) = 0 [pid 6671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6671] mkdir("./file0", 0777) = 0 [pid 6671] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6671] pipe2([3, 4], 0) = 0 [pid 6671] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6671] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6671] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6671] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6671] sync() = 0 [pid 6671] exit_group(0) = ? [pid 6671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3048", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3048", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3048/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3048/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3048/binderfs") = 0 umount2("./3048/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3048/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3048/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3048/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3048/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3048") = 0 mkdir("./3049", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6672 ./strace-static-x86_64: Process 6672 attached [pid 6672] chdir("./3049") = 0 [pid 6672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6672] setpgid(0, 0) = 0 [pid 6672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6672] write(3, "1000", 4) = 4 [pid 6672] close(3) = 0 [pid 6672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6672] mkdir("./file0", 0777) = 0 [pid 6672] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6672] pipe2([3, 4], 0) = 0 [pid 6672] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6672] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6672] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6672] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6672] sync() = 0 [pid 6672] exit_group(0) = ? [pid 6672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6672, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3049", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3049", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3049/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3049/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3049/binderfs") = 0 umount2("./3049/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3049/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3049/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3049/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3049/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3049") = 0 mkdir("./3050", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6673 attached , child_tidptr=0x555556ebf690) = 6673 [pid 6673] chdir("./3050") = 0 [pid 6673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6673] setpgid(0, 0) = 0 [pid 6673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6673] write(3, "1000", 4) = 4 [pid 6673] close(3) = 0 [pid 6673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6673] mkdir("./file0", 0777) = 0 [pid 6673] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6673] pipe2([3, 4], 0) = 0 [pid 6673] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6673] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6673] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6673] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6673] sync() = 0 [pid 6673] exit_group(0) = ? [pid 6673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3050", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3050", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3050/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3050/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3050/binderfs") = 0 umount2("./3050/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3050/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3050/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3050/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3050/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3050") = 0 mkdir("./3051", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6674 ./strace-static-x86_64: Process 6674 attached [pid 6674] chdir("./3051") = 0 [pid 6674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6674] setpgid(0, 0) = 0 [pid 6674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6674] write(3, "1000", 4) = 4 [pid 6674] close(3) = 0 [pid 6674] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6674] mkdir("./file0", 0777) = 0 [pid 6674] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6674] pipe2([3, 4], 0) = 0 [pid 6674] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6674] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6674] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6674] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6674] sync() = 0 [pid 6674] exit_group(0) = ? [pid 6674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6674, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3051", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3051", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3051/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3051/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3051/binderfs") = 0 umount2("./3051/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3051/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3051/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3051/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3051/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3051") = 0 mkdir("./3052", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6675 attached , child_tidptr=0x555556ebf690) = 6675 [pid 6675] chdir("./3052") = 0 [pid 6675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6675] setpgid(0, 0) = 0 [pid 6675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6675] write(3, "1000", 4) = 4 [pid 6675] close(3) = 0 [pid 6675] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6675] mkdir("./file0", 0777) = 0 [pid 6675] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6675] pipe2([3, 4], 0) = 0 [pid 6675] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6675] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6675] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6675] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6675] sync() = 0 [pid 6675] exit_group(0) = ? [pid 6675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6675, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3052", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3052", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3052/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3052/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3052/binderfs") = 0 umount2("./3052/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3052/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3052/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3052/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3052/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3052") = 0 mkdir("./3053", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6676 ./strace-static-x86_64: Process 6676 attached [pid 6676] chdir("./3053") = 0 [pid 6676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6676] setpgid(0, 0) = 0 [pid 6676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6676] write(3, "1000", 4) = 4 [pid 6676] close(3) = 0 [pid 6676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6676] mkdir("./file0", 0777) = 0 [pid 6676] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6676] pipe2([3, 4], 0) = 0 [pid 6676] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6676] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6676] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6676] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6676] sync() = 0 [pid 6676] exit_group(0) = ? [pid 6676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3053", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3053", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3053/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3053/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3053/binderfs") = 0 umount2("./3053/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3053/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3053/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3053/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3053/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3053") = 0 mkdir("./3054", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6677 attached , child_tidptr=0x555556ebf690) = 6677 [pid 6677] chdir("./3054") = 0 [pid 6677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6677] setpgid(0, 0) = 0 [pid 6677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6677] write(3, "1000", 4) = 4 [pid 6677] close(3) = 0 [pid 6677] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6677] mkdir("./file0", 0777) = 0 [pid 6677] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6677] pipe2([3, 4], 0) = 0 [pid 6677] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6677] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6677] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6677] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6677] sync() = 0 [pid 6677] exit_group(0) = ? [pid 6677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3054", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3054", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3054/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3054/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3054/binderfs") = 0 umount2("./3054/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3054/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3054/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3054/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3054/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3054") = 0 mkdir("./3055", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6678 attached , child_tidptr=0x555556ebf690) = 6678 [pid 6678] chdir("./3055") = 0 [pid 6678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6678] setpgid(0, 0) = 0 [pid 6678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6678] write(3, "1000", 4) = 4 [pid 6678] close(3) = 0 [pid 6678] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6678] mkdir("./file0", 0777) = 0 [pid 6678] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6678] pipe2([3, 4], 0) = 0 [pid 6678] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6678] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6678] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6678] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6678] sync() = 0 [pid 6678] exit_group(0) = ? [pid 6678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6678, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3055", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3055", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3055/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3055/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3055/binderfs") = 0 umount2("./3055/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3055/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3055/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3055/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3055/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3055") = 0 mkdir("./3056", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6679 ./strace-static-x86_64: Process 6679 attached [pid 6679] chdir("./3056") = 0 [pid 6679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6679] setpgid(0, 0) = 0 [pid 6679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6679] write(3, "1000", 4) = 4 [pid 6679] close(3) = 0 [pid 6679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6679] mkdir("./file0", 0777) = 0 [pid 6679] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6679] pipe2([3, 4], 0) = 0 [pid 6679] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6679] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6679] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6679] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6679] sync() = 0 [pid 6679] exit_group(0) = ? [pid 6679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3056", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3056", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3056/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3056/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3056/binderfs") = 0 umount2("./3056/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3056/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3056/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3056/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3056/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3056") = 0 mkdir("./3057", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6680 attached , child_tidptr=0x555556ebf690) = 6680 [pid 6680] chdir("./3057") = 0 [pid 6680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6680] setpgid(0, 0) = 0 [pid 6680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6680] write(3, "1000", 4) = 4 [pid 6680] close(3) = 0 [pid 6680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6680] mkdir("./file0", 0777) = 0 [pid 6680] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6680] pipe2([3, 4], 0) = 0 [pid 6680] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6680] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6680] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6680] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6680] sync() = 0 [pid 6680] exit_group(0) = ? [pid 6680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3057", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3057", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3057/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3057/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3057/binderfs") = 0 umount2("./3057/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3057/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3057/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3057/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3057/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3057") = 0 mkdir("./3058", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6681 attached , child_tidptr=0x555556ebf690) = 6681 [pid 6681] chdir("./3058") = 0 [pid 6681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6681] setpgid(0, 0) = 0 [pid 6681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6681] write(3, "1000", 4) = 4 [pid 6681] close(3) = 0 [pid 6681] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6681] mkdir("./file0", 0777) = 0 [pid 6681] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6681] pipe2([3, 4], 0) = 0 [pid 6681] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6681] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6681] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6681] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6681] sync() = 0 [pid 6681] exit_group(0) = ? [pid 6681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6681, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3058", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3058", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3058/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3058/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3058/binderfs") = 0 umount2("./3058/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3058/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3058/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3058/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3058/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3058") = 0 mkdir("./3059", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6682 attached , child_tidptr=0x555556ebf690) = 6682 [pid 6682] chdir("./3059") = 0 [pid 6682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6682] setpgid(0, 0) = 0 [pid 6682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6682] write(3, "1000", 4) = 4 [pid 6682] close(3) = 0 [pid 6682] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6682] mkdir("./file0", 0777) = 0 [pid 6682] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6682] pipe2([3, 4], 0) = 0 [pid 6682] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6682] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6682] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6682] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6682] sync() = 0 [pid 6682] exit_group(0) = ? [pid 6682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3059", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3059", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3059/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3059/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3059/binderfs") = 0 umount2("./3059/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3059/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3059/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3059/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3059/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3059") = 0 mkdir("./3060", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6683 attached , child_tidptr=0x555556ebf690) = 6683 [pid 6683] chdir("./3060") = 0 [pid 6683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6683] setpgid(0, 0) = 0 [pid 6683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6683] write(3, "1000", 4) = 4 [pid 6683] close(3) = 0 [pid 6683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6683] mkdir("./file0", 0777) = 0 [pid 6683] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6683] pipe2([3, 4], 0) = 0 [pid 6683] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6683] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6683] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6683] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6683] sync() = 0 [pid 6683] exit_group(0) = ? [pid 6683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3060", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3060", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3060/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3060/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3060/binderfs") = 0 umount2("./3060/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3060/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3060/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3060/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3060/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3060") = 0 mkdir("./3061", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6684 ./strace-static-x86_64: Process 6684 attached [pid 6684] chdir("./3061") = 0 [pid 6684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6684] setpgid(0, 0) = 0 [pid 6684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6684] write(3, "1000", 4) = 4 [pid 6684] close(3) = 0 [pid 6684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6684] mkdir("./file0", 0777) = 0 [pid 6684] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6684] pipe2([3, 4], 0) = 0 [pid 6684] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6684] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6684] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6684] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6684] sync() = 0 [pid 6684] exit_group(0) = ? [pid 6684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6684, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3061", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3061", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3061/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3061/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3061/binderfs") = 0 umount2("./3061/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3061/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3061/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3061/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3061/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3061") = 0 mkdir("./3062", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6685 attached , child_tidptr=0x555556ebf690) = 6685 [pid 6685] chdir("./3062") = 0 [pid 6685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6685] setpgid(0, 0) = 0 [pid 6685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6685] write(3, "1000", 4) = 4 [pid 6685] close(3) = 0 [pid 6685] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6685] mkdir("./file0", 0777) = 0 [pid 6685] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6685] pipe2([3, 4], 0) = 0 [pid 6685] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6685] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6685] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6685] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6685] sync() = 0 [pid 6685] exit_group(0) = ? [pid 6685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3062", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3062", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3062/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3062/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3062/binderfs") = 0 umount2("./3062/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3062/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3062/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3062/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3062/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3062") = 0 mkdir("./3063", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6686 ./strace-static-x86_64: Process 6686 attached [pid 6686] chdir("./3063") = 0 [pid 6686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6686] setpgid(0, 0) = 0 [pid 6686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6686] write(3, "1000", 4) = 4 [pid 6686] close(3) = 0 [pid 6686] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6686] mkdir("./file0", 0777) = 0 [pid 6686] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6686] pipe2([3, 4], 0) = 0 [pid 6686] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6686] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6686] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6686] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6686] sync() = 0 [pid 6686] exit_group(0) = ? [pid 6686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6686, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- umount2("./3063", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3063", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3063/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3063/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3063/binderfs") = 0 umount2("./3063/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3063/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3063/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3063/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3063/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3063") = 0 mkdir("./3064", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6687 ./strace-static-x86_64: Process 6687 attached [pid 6687] chdir("./3064") = 0 [pid 6687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6687] setpgid(0, 0) = 0 [pid 6687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6687] write(3, "1000", 4) = 4 [pid 6687] close(3) = 0 [pid 6687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6687] mkdir("./file0", 0777) = 0 [pid 6687] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6687] pipe2([3, 4], 0) = 0 [pid 6687] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6687] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6687] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6687] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6687] sync() = 0 [pid 6687] exit_group(0) = ? [pid 6687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6687, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3064", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3064", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3064/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3064/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3064/binderfs") = 0 umount2("./3064/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3064/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3064/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3064/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3064/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3064") = 0 mkdir("./3065", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6688 ./strace-static-x86_64: Process 6688 attached [pid 6688] chdir("./3065") = 0 [pid 6688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6688] setpgid(0, 0) = 0 [pid 6688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6688] write(3, "1000", 4) = 4 [pid 6688] close(3) = 0 [pid 6688] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6688] mkdir("./file0", 0777) = 0 [pid 6688] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6688] pipe2([3, 4], 0) = 0 [pid 6688] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6688] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6688] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6688] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6688] sync() = 0 [pid 6688] exit_group(0) = ? [pid 6688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3065", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3065", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3065/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3065/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3065/binderfs") = 0 umount2("./3065/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3065/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3065/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3065/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3065/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3065") = 0 mkdir("./3066", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6689 attached , child_tidptr=0x555556ebf690) = 6689 [pid 6689] chdir("./3066") = 0 [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6689] setpgid(0, 0) = 0 [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6689] write(3, "1000", 4) = 4 [pid 6689] close(3) = 0 [pid 6689] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6689] mkdir("./file0", 0777) = 0 [pid 6689] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6689] pipe2([3, 4], 0) = 0 [pid 6689] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6689] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6689] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6689] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6689] sync() = 0 [pid 6689] exit_group(0) = ? [pid 6689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6689, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3066", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3066", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3066/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3066/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3066/binderfs") = 0 umount2("./3066/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3066/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3066/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3066/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3066/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3066") = 0 mkdir("./3067", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6690 attached , child_tidptr=0x555556ebf690) = 6690 [pid 6690] chdir("./3067") = 0 [pid 6690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6690] setpgid(0, 0) = 0 [pid 6690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6690] write(3, "1000", 4) = 4 [pid 6690] close(3) = 0 [pid 6690] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6690] mkdir("./file0", 0777) = 0 [pid 6690] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6690] pipe2([3, 4], 0) = 0 [pid 6690] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6690] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6690] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6690] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6690] sync() = 0 [pid 6690] exit_group(0) = ? [pid 6690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6690, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3067", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3067", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3067/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3067/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3067/binderfs") = 0 umount2("./3067/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3067/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3067/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3067/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3067/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3067") = 0 mkdir("./3068", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6691 attached , child_tidptr=0x555556ebf690) = 6691 [pid 6691] chdir("./3068") = 0 [pid 6691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6691] setpgid(0, 0) = 0 [pid 6691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6691] write(3, "1000", 4) = 4 [pid 6691] close(3) = 0 [pid 6691] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6691] mkdir("./file0", 0777) = 0 [pid 6691] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6691] pipe2([3, 4], 0) = 0 [pid 6691] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6691] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6691] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6691] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6691] sync() = 0 [pid 6691] exit_group(0) = ? [pid 6691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3068", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3068", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3068/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3068/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3068/binderfs") = 0 umount2("./3068/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3068/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3068/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3068/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3068/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3068") = 0 mkdir("./3069", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6692 ./strace-static-x86_64: Process 6692 attached [pid 6692] chdir("./3069") = 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") = 0 [pid 6692] mkdir("./file0", 0777) = 0 [pid 6692] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6692] pipe2([3, 4], 0) = 0 [pid 6692] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6692] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6692] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6692] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6692] sync() = 0 [pid 6692] exit_group(0) = ? [pid 6692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6692, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3069", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3069", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3069/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3069/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3069/binderfs") = 0 umount2("./3069/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3069/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3069/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3069/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3069/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3069") = 0 mkdir("./3070", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6693 ./strace-static-x86_64: Process 6693 attached [pid 6693] chdir("./3070") = 0 [pid 6693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6693] setpgid(0, 0) = 0 [pid 6693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6693] write(3, "1000", 4) = 4 [pid 6693] close(3) = 0 [pid 6693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6693] mkdir("./file0", 0777) = 0 [pid 6693] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6693] pipe2([3, 4], 0) = 0 [pid 6693] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6693] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6693] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6693] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6693] sync() = 0 [pid 6693] exit_group(0) = ? [pid 6693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3070", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3070", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3070/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3070/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3070/binderfs") = 0 umount2("./3070/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3070/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3070/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3070/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3070/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3070") = 0 mkdir("./3071", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6694 attached , child_tidptr=0x555556ebf690) = 6694 [pid 6694] chdir("./3071") = 0 [pid 6694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6694] setpgid(0, 0) = 0 [pid 6694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6694] write(3, "1000", 4) = 4 [pid 6694] close(3) = 0 [pid 6694] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6694] mkdir("./file0", 0777) = 0 [pid 6694] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6694] pipe2([3, 4], 0) = 0 [pid 6694] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6694] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6694] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6694] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6694] sync() = 0 [pid 6694] exit_group(0) = ? [pid 6694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6694, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3071", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3071", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3071/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3071/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3071/binderfs") = 0 umount2("./3071/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3071/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3071/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3071/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3071/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3071") = 0 mkdir("./3072", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6695 ./strace-static-x86_64: Process 6695 attached [pid 6695] chdir("./3072") = 0 [pid 6695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6695] setpgid(0, 0) = 0 [pid 6695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6695] write(3, "1000", 4) = 4 [pid 6695] close(3) = 0 [pid 6695] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6695] mkdir("./file0", 0777) = 0 [pid 6695] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6695] pipe2([3, 4], 0) = 0 [pid 6695] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6695] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6695] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6695] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6695] sync() = 0 [pid 6695] exit_group(0) = ? [pid 6695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6695, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3072", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3072", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3072/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3072/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3072/binderfs") = 0 umount2("./3072/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3072/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3072/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3072/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3072/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3072") = 0 mkdir("./3073", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6696 attached , child_tidptr=0x555556ebf690) = 6696 [pid 6696] chdir("./3073") = 0 [pid 6696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6696] setpgid(0, 0) = 0 [pid 6696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6696] write(3, "1000", 4) = 4 [pid 6696] close(3) = 0 [pid 6696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6696] mkdir("./file0", 0777) = 0 [pid 6696] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6696] pipe2([3, 4], 0) = 0 [pid 6696] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6696] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6696] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6696] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6696] sync() = 0 [pid 6696] exit_group(0) = ? [pid 6696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3073", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3073", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3073/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3073/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3073/binderfs") = 0 umount2("./3073/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3073/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3073/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3073/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3073/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3073") = 0 mkdir("./3074", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6697 ./strace-static-x86_64: Process 6697 attached [pid 6697] chdir("./3074") = 0 [pid 6697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6697] setpgid(0, 0) = 0 [pid 6697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6697] write(3, "1000", 4) = 4 [pid 6697] close(3) = 0 [pid 6697] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6697] mkdir("./file0", 0777) = 0 [pid 6697] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6697] pipe2([3, 4], 0) = 0 [pid 6697] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6697] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6697] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6697] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6697] sync() = 0 [pid 6697] exit_group(0) = ? [pid 6697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6697, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3074", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3074", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3074/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3074/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3074/binderfs") = 0 umount2("./3074/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3074/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3074/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3074/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3074/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3074") = 0 mkdir("./3075", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6698 ./strace-static-x86_64: Process 6698 attached [pid 6698] chdir("./3075") = 0 [pid 6698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6698] setpgid(0, 0) = 0 [pid 6698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6698] write(3, "1000", 4) = 4 [pid 6698] close(3) = 0 [pid 6698] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6698] mkdir("./file0", 0777) = 0 [pid 6698] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6698] pipe2([3, 4], 0) = 0 [pid 6698] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6698] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6698] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6698] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6698] sync() = 0 [pid 6698] exit_group(0) = ? [pid 6698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6698, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3075", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3075", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3075/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3075/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3075/binderfs") = 0 umount2("./3075/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3075/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3075/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3075/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3075/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3075") = 0 mkdir("./3076", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6699 attached , child_tidptr=0x555556ebf690) = 6699 [pid 6699] chdir("./3076") = 0 [pid 6699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6699] setpgid(0, 0) = 0 [pid 6699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6699] write(3, "1000", 4) = 4 [pid 6699] close(3) = 0 [pid 6699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6699] mkdir("./file0", 0777) = 0 [pid 6699] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6699] pipe2([3, 4], 0) = 0 [pid 6699] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6699] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6699] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6699] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6699] sync() = 0 [pid 6699] exit_group(0) = ? [pid 6699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3076", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3076", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3076/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3076/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3076/binderfs") = 0 umount2("./3076/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3076/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3076/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3076/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3076/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3076") = 0 mkdir("./3077", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6700 attached , child_tidptr=0x555556ebf690) = 6700 [pid 6700] chdir("./3077") = 0 [pid 6700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6700] setpgid(0, 0) = 0 [pid 6700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6700] write(3, "1000", 4) = 4 [pid 6700] close(3) = 0 [pid 6700] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6700] mkdir("./file0", 0777) = 0 [pid 6700] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6700] pipe2([3, 4], 0) = 0 [pid 6700] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6700] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6700] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6700] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6700] sync() = 0 [pid 6700] exit_group(0) = ? [pid 6700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6700, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3077", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3077", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3077/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3077/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3077/binderfs") = 0 umount2("./3077/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3077/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3077/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3077/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3077/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3077") = 0 mkdir("./3078", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6701 attached , child_tidptr=0x555556ebf690) = 6701 [pid 6701] chdir("./3078") = 0 [pid 6701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6701] setpgid(0, 0) = 0 [pid 6701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6701] write(3, "1000", 4) = 4 [pid 6701] close(3) = 0 [pid 6701] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6701] mkdir("./file0", 0777) = 0 [pid 6701] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6701] pipe2([3, 4], 0) = 0 [pid 6701] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6701] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6701] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6701] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6701] sync() = 0 [pid 6701] exit_group(0) = ? [pid 6701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6701, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3078", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3078", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3078/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3078/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3078/binderfs") = 0 umount2("./3078/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3078/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3078/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3078/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3078/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3078") = 0 mkdir("./3079", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6702 ./strace-static-x86_64: Process 6702 attached [pid 6702] chdir("./3079") = 0 [pid 6702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6702] setpgid(0, 0) = 0 [pid 6702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6702] write(3, "1000", 4) = 4 [pid 6702] close(3) = 0 [pid 6702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6702] mkdir("./file0", 0777) = 0 [pid 6702] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6702] pipe2([3, 4], 0) = 0 [pid 6702] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6702] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6702] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6702] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6702] sync() = 0 [pid 6702] exit_group(0) = ? [pid 6702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3079", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3079", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3079/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3079/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3079/binderfs") = 0 umount2("./3079/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3079/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3079/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3079/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3079/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3079") = 0 mkdir("./3080", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6703 attached , child_tidptr=0x555556ebf690) = 6703 [pid 6703] chdir("./3080") = 0 [pid 6703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6703] setpgid(0, 0) = 0 [pid 6703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6703] write(3, "1000", 4) = 4 [pid 6703] close(3) = 0 [pid 6703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6703] mkdir("./file0", 0777) = 0 [pid 6703] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6703] pipe2([3, 4], 0) = 0 [pid 6703] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6703] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6703] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6703] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6703] sync() = 0 [pid 6703] exit_group(0) = ? [pid 6703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6703, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3080", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3080", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3080/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3080/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3080/binderfs") = 0 umount2("./3080/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3080/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3080/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3080/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3080/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3080") = 0 mkdir("./3081", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6704 attached , child_tidptr=0x555556ebf690) = 6704 [pid 6704] chdir("./3081") = 0 [pid 6704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6704] setpgid(0, 0) = 0 [pid 6704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6704] write(3, "1000", 4) = 4 [pid 6704] close(3) = 0 [pid 6704] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6704] mkdir("./file0", 0777) = 0 [pid 6704] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6704] pipe2([3, 4], 0) = 0 [pid 6704] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6704] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6704] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6704] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6704] sync() = 0 [pid 6704] exit_group(0) = ? [pid 6704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6704, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3081", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3081", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3081/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3081/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3081/binderfs") = 0 umount2("./3081/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3081/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3081/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3081/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3081/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3081") = 0 mkdir("./3082", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6705 ./strace-static-x86_64: Process 6705 attached [pid 6705] chdir("./3082") = 0 [pid 6705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6705] setpgid(0, 0) = 0 [pid 6705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6705] write(3, "1000", 4) = 4 [pid 6705] close(3) = 0 [pid 6705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6705] mkdir("./file0", 0777) = 0 [pid 6705] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6705] pipe2([3, 4], 0) = 0 [pid 6705] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6705] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6705] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6705] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6705] sync() = 0 [pid 6705] exit_group(0) = ? [pid 6705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3082", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3082", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3082/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3082/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3082/binderfs") = 0 umount2("./3082/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3082/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3082/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3082/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3082/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3082") = 0 mkdir("./3083", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6706 attached , child_tidptr=0x555556ebf690) = 6706 [pid 6706] chdir("./3083") = 0 [pid 6706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6706] setpgid(0, 0) = 0 [pid 6706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6706] write(3, "1000", 4) = 4 [pid 6706] close(3) = 0 [pid 6706] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6706] mkdir("./file0", 0777) = 0 [pid 6706] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6706] pipe2([3, 4], 0) = 0 [pid 6706] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6706] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6706] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6706] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6706] sync() = 0 [pid 6706] exit_group(0) = ? [pid 6706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6706, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3083", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3083", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3083/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3083/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3083/binderfs") = 0 umount2("./3083/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3083/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3083/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3083/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3083/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3083") = 0 mkdir("./3084", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6707 attached , child_tidptr=0x555556ebf690) = 6707 [pid 6707] chdir("./3084") = 0 [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6707] setpgid(0, 0) = 0 [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6707] write(3, "1000", 4) = 4 [pid 6707] close(3) = 0 [pid 6707] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6707] mkdir("./file0", 0777) = 0 [pid 6707] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6707] pipe2([3, 4], 0) = 0 [pid 6707] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6707] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6707] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6707] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6707] sync() = 0 [pid 6707] exit_group(0) = ? [pid 6707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6707, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3084", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3084", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3084/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3084/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3084/binderfs") = 0 umount2("./3084/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3084/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3084/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3084/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3084/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3084") = 0 mkdir("./3085", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6708 attached , child_tidptr=0x555556ebf690) = 6708 [pid 6708] chdir("./3085") = 0 [pid 6708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6708] setpgid(0, 0) = 0 [pid 6708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6708] write(3, "1000", 4) = 4 [pid 6708] close(3) = 0 [pid 6708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6708] mkdir("./file0", 0777) = 0 [pid 6708] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6708] pipe2([3, 4], 0) = 0 [pid 6708] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6708] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6708] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6708] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6708] sync() = 0 [pid 6708] exit_group(0) = ? [pid 6708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3085", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3085", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3085/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3085/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3085/binderfs") = 0 umount2("./3085/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3085/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3085/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3085/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3085/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3085") = 0 mkdir("./3086", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6709 attached , child_tidptr=0x555556ebf690) = 6709 [pid 6709] chdir("./3086") = 0 [pid 6709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6709] setpgid(0, 0) = 0 [pid 6709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6709] write(3, "1000", 4) = 4 [pid 6709] close(3) = 0 [pid 6709] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6709] mkdir("./file0", 0777) = 0 [pid 6709] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6709] pipe2([3, 4], 0) = 0 [pid 6709] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6709] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6709] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6709] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6709] sync() = 0 [pid 6709] exit_group(0) = ? [pid 6709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6709, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3086", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3086", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3086/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3086/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3086/binderfs") = 0 umount2("./3086/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3086/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3086/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3086/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3086/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3086") = 0 mkdir("./3087", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6710 attached , child_tidptr=0x555556ebf690) = 6710 [pid 6710] chdir("./3087") = 0 [pid 6710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6710] setpgid(0, 0) = 0 [pid 6710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6710] write(3, "1000", 4) = 4 [pid 6710] close(3) = 0 [pid 6710] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6710] mkdir("./file0", 0777) = 0 [pid 6710] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6710] pipe2([3, 4], 0) = 0 [pid 6710] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6710] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6710] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6710] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6710] sync() = 0 [pid 6710] exit_group(0) = ? [pid 6710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6710, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3087", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3087", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3087/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3087/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3087/binderfs") = 0 umount2("./3087/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3087/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3087/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3087/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3087/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3087") = 0 mkdir("./3088", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6711 attached , child_tidptr=0x555556ebf690) = 6711 [pid 6711] chdir("./3088") = 0 [pid 6711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6711] setpgid(0, 0) = 0 [pid 6711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6711] write(3, "1000", 4) = 4 [pid 6711] close(3) = 0 [pid 6711] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6711] mkdir("./file0", 0777) = 0 [pid 6711] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6711] pipe2([3, 4], 0) = 0 [pid 6711] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6711] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6711] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6711] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6711] sync() = 0 [pid 6711] exit_group(0) = ? [pid 6711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3088", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3088", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3088/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3088/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3088/binderfs") = 0 umount2("./3088/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3088/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3088/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3088/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3088/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3088") = 0 mkdir("./3089", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6712 attached , child_tidptr=0x555556ebf690) = 6712 [pid 6712] chdir("./3089") = 0 [pid 6712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6712] setpgid(0, 0) = 0 [pid 6712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6712] write(3, "1000", 4) = 4 [pid 6712] close(3) = 0 [pid 6712] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6712] mkdir("./file0", 0777) = 0 [pid 6712] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6712] pipe2([3, 4], 0) = 0 [pid 6712] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6712] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6712] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6712] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6712] sync() = 0 [pid 6712] exit_group(0) = ? [pid 6712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6712, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3089", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3089", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3089/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3089/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3089/binderfs") = 0 umount2("./3089/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3089/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3089/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3089/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3089/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3089") = 0 mkdir("./3090", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6713 attached , child_tidptr=0x555556ebf690) = 6713 [pid 6713] chdir("./3090") = 0 [pid 6713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6713] setpgid(0, 0) = 0 [pid 6713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6713] write(3, "1000", 4) = 4 [pid 6713] close(3) = 0 [pid 6713] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6713] mkdir("./file0", 0777) = 0 [pid 6713] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6713] pipe2([3, 4], 0) = 0 [pid 6713] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6713] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6713] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6713] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6713] sync() = 0 [pid 6713] exit_group(0) = ? [pid 6713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6713, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3090", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3090", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3090/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3090/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3090/binderfs") = 0 umount2("./3090/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3090/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3090/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3090/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3090/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3090") = 0 mkdir("./3091", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6714 attached , child_tidptr=0x555556ebf690) = 6714 [pid 6714] chdir("./3091") = 0 [pid 6714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6714] setpgid(0, 0) = 0 [pid 6714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6714] write(3, "1000", 4) = 4 [pid 6714] close(3) = 0 [pid 6714] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6714] mkdir("./file0", 0777) = 0 [pid 6714] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6714] pipe2([3, 4], 0) = 0 [pid 6714] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6714] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6714] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6714] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6714] sync() = 0 [pid 6714] exit_group(0) = ? [pid 6714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3091", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3091", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3091/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3091/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3091/binderfs") = 0 umount2("./3091/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3091/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3091/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3091/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3091/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3091") = 0 mkdir("./3092", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6715 attached , child_tidptr=0x555556ebf690) = 6715 [pid 6715] chdir("./3092") = 0 [pid 6715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6715] setpgid(0, 0) = 0 [pid 6715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6715] write(3, "1000", 4) = 4 [pid 6715] close(3) = 0 [pid 6715] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6715] mkdir("./file0", 0777) = 0 [pid 6715] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6715] pipe2([3, 4], 0) = 0 [pid 6715] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6715] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6715] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6715] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6715] sync() = 0 [pid 6715] exit_group(0) = ? [pid 6715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6715, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3092", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3092", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3092/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3092/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3092/binderfs") = 0 umount2("./3092/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3092/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3092/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3092/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3092/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3092") = 0 mkdir("./3093", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6716 attached , child_tidptr=0x555556ebf690) = 6716 [pid 6716] chdir("./3093") = 0 [pid 6716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6716] setpgid(0, 0) = 0 [pid 6716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6716] write(3, "1000", 4) = 4 [pid 6716] close(3) = 0 [pid 6716] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6716] mkdir("./file0", 0777) = 0 [pid 6716] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6716] pipe2([3, 4], 0) = 0 [pid 6716] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6716] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6716] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6716] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6716] sync() = 0 [pid 6716] exit_group(0) = ? [pid 6716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3093", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3093", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3093/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3093/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3093/binderfs") = 0 umount2("./3093/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3093/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3093/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3093/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3093/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3093") = 0 mkdir("./3094", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6717 attached , child_tidptr=0x555556ebf690) = 6717 [pid 6717] chdir("./3094") = 0 [pid 6717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6717] setpgid(0, 0) = 0 [pid 6717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6717] write(3, "1000", 4) = 4 [pid 6717] close(3) = 0 [pid 6717] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6717] mkdir("./file0", 0777) = 0 [pid 6717] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6717] pipe2([3, 4], 0) = 0 [pid 6717] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6717] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6717] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6717] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6717] sync() = 0 [pid 6717] exit_group(0) = ? [pid 6717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3094", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3094", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3094/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3094/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3094/binderfs") = 0 umount2("./3094/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3094/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3094/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3094/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3094/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3094") = 0 mkdir("./3095", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6718 attached , child_tidptr=0x555556ebf690) = 6718 [pid 6718] chdir("./3095") = 0 [pid 6718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6718] setpgid(0, 0) = 0 [pid 6718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6718] write(3, "1000", 4) = 4 [pid 6718] close(3) = 0 [pid 6718] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6718] mkdir("./file0", 0777) = 0 [pid 6718] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6718] pipe2([3, 4], 0) = 0 [pid 6718] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6718] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6718] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6718] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6718] sync() = 0 [pid 6718] exit_group(0) = ? [pid 6718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6718, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3095", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3095", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3095/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3095/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3095/binderfs") = 0 umount2("./3095/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3095/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3095/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3095/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3095/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3095") = 0 mkdir("./3096", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6719 attached , child_tidptr=0x555556ebf690) = 6719 [pid 6719] chdir("./3096") = 0 [pid 6719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6719] setpgid(0, 0) = 0 [pid 6719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6719] write(3, "1000", 4) = 4 [pid 6719] close(3) = 0 [pid 6719] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6719] mkdir("./file0", 0777) = 0 [pid 6719] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6719] pipe2([3, 4], 0) = 0 [pid 6719] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6719] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6719] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6719] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6719] sync() = 0 [pid 6719] exit_group(0) = ? [pid 6719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3096", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3096", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3096/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3096/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3096/binderfs") = 0 umount2("./3096/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3096/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3096/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3096/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3096/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3096") = 0 mkdir("./3097", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6720 attached , child_tidptr=0x555556ebf690) = 6720 [pid 6720] chdir("./3097") = 0 [pid 6720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6720] setpgid(0, 0) = 0 [pid 6720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6720] write(3, "1000", 4) = 4 [pid 6720] close(3) = 0 [pid 6720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6720] mkdir("./file0", 0777) = 0 [pid 6720] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6720] pipe2([3, 4], 0) = 0 [pid 6720] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6720] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6720] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6720] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6720] sync() = 0 [pid 6720] exit_group(0) = ? [pid 6720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3097", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3097", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3097/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3097/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3097/binderfs") = 0 umount2("./3097/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3097/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3097/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3097/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3097/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3097") = 0 mkdir("./3098", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6721 attached , child_tidptr=0x555556ebf690) = 6721 [pid 6721] chdir("./3098") = 0 [pid 6721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6721] setpgid(0, 0) = 0 [pid 6721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6721] write(3, "1000", 4) = 4 [pid 6721] close(3) = 0 [pid 6721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6721] mkdir("./file0", 0777) = 0 [pid 6721] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6721] pipe2([3, 4], 0) = 0 [pid 6721] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6721] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6721] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6721] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6721] sync() = 0 [pid 6721] exit_group(0) = ? [pid 6721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6721, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3098", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3098", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3098/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3098/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3098/binderfs") = 0 umount2("./3098/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3098/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3098/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3098/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3098/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3098") = 0 mkdir("./3099", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6722 ./strace-static-x86_64: Process 6722 attached [pid 6722] chdir("./3099") = 0 [pid 6722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6722] setpgid(0, 0) = 0 [pid 6722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6722] write(3, "1000", 4) = 4 [pid 6722] close(3) = 0 [pid 6722] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6722] mkdir("./file0", 0777) = 0 [pid 6722] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6722] pipe2([3, 4], 0) = 0 [pid 6722] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6722] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6722] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6722] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6722] sync() = 0 [pid 6722] exit_group(0) = ? [pid 6722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3099", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3099", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3099/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3099/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3099/binderfs") = 0 umount2("./3099/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3099/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3099/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3099/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3099/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3099") = 0 mkdir("./3100", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6723 ./strace-static-x86_64: Process 6723 attached [pid 6723] chdir("./3100") = 0 [pid 6723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6723] setpgid(0, 0) = 0 [pid 6723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6723] write(3, "1000", 4) = 4 [pid 6723] close(3) = 0 [pid 6723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6723] mkdir("./file0", 0777) = 0 [pid 6723] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6723] pipe2([3, 4], 0) = 0 [pid 6723] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6723] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6723] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6723] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6723] sync() = 0 [pid 6723] exit_group(0) = ? [pid 6723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6723, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3100", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3100/binderfs") = 0 umount2("./3100/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3100/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3100/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3100/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3100") = 0 mkdir("./3101", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6724 ./strace-static-x86_64: Process 6724 attached [pid 6724] chdir("./3101") = 0 [pid 6724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6724] setpgid(0, 0) = 0 [pid 6724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6724] write(3, "1000", 4) = 4 [pid 6724] close(3) = 0 [pid 6724] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6724] mkdir("./file0", 0777) = 0 [pid 6724] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6724] pipe2([3, 4], 0) = 0 [pid 6724] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6724] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6724] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6724] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6724] sync() = 0 [pid 6724] exit_group(0) = ? [pid 6724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6724, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3101", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3101/binderfs") = 0 umount2("./3101/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3101/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3101/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3101/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3101") = 0 mkdir("./3102", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6725 ./strace-static-x86_64: Process 6725 attached [pid 6725] chdir("./3102") = 0 [pid 6725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6725] setpgid(0, 0) = 0 [pid 6725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6725] write(3, "1000", 4) = 4 [pid 6725] close(3) = 0 [pid 6725] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6725] mkdir("./file0", 0777) = 0 [pid 6725] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6725] pipe2([3, 4], 0) = 0 [pid 6725] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6725] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6725] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6725] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6725] sync() = 0 [pid 6725] exit_group(0) = ? [pid 6725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3102", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3102/binderfs") = 0 umount2("./3102/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3102/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3102/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3102/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3102") = 0 mkdir("./3103", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6726 attached , child_tidptr=0x555556ebf690) = 6726 [pid 6726] chdir("./3103") = 0 [pid 6726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6726] setpgid(0, 0) = 0 [pid 6726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6726] write(3, "1000", 4) = 4 [pid 6726] close(3) = 0 [pid 6726] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6726] mkdir("./file0", 0777) = 0 [pid 6726] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6726] pipe2([3, 4], 0) = 0 [pid 6726] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6726] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6726] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6726] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6726] sync() = 0 [pid 6726] exit_group(0) = ? [pid 6726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6726, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3103", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3103/binderfs") = 0 umount2("./3103/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3103/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3103/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3103/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3103") = 0 mkdir("./3104", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6727 attached , child_tidptr=0x555556ebf690) = 6727 [pid 6727] chdir("./3104") = 0 [pid 6727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6727] setpgid(0, 0) = 0 [pid 6727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6727] write(3, "1000", 4) = 4 [pid 6727] close(3) = 0 [pid 6727] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6727] mkdir("./file0", 0777) = 0 [pid 6727] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6727] pipe2([3, 4], 0) = 0 [pid 6727] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6727] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6727] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6727] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6727] sync() = 0 [pid 6727] exit_group(0) = ? [pid 6727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6727, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3104", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3104/binderfs") = 0 umount2("./3104/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3104/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3104/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3104/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3104") = 0 mkdir("./3105", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6728 attached , child_tidptr=0x555556ebf690) = 6728 [pid 6728] chdir("./3105") = 0 [pid 6728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6728] setpgid(0, 0) = 0 [pid 6728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6728] write(3, "1000", 4) = 4 [pid 6728] close(3) = 0 [pid 6728] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6728] mkdir("./file0", 0777) = 0 [pid 6728] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6728] pipe2([3, 4], 0) = 0 [pid 6728] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6728] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6728] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6728] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6728] sync() = 0 [pid 6728] exit_group(0) = ? [pid 6728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3105", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3105/binderfs") = 0 umount2("./3105/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3105/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3105/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3105/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3105") = 0 mkdir("./3106", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6729 attached , child_tidptr=0x555556ebf690) = 6729 [pid 6729] chdir("./3106") = 0 [pid 6729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6729] setpgid(0, 0) = 0 [pid 6729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6729] write(3, "1000", 4) = 4 [pid 6729] close(3) = 0 [pid 6729] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6729] mkdir("./file0", 0777) = 0 [pid 6729] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6729] pipe2([3, 4], 0) = 0 [pid 6729] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6729] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6729] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6729] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6729] sync() = 0 [pid 6729] exit_group(0) = ? [pid 6729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3106", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3106/binderfs") = 0 umount2("./3106/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3106/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3106/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3106/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3106") = 0 mkdir("./3107", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6730 attached , child_tidptr=0x555556ebf690) = 6730 [pid 6730] chdir("./3107") = 0 [pid 6730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6730] setpgid(0, 0) = 0 [pid 6730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6730] write(3, "1000", 4) = 4 [pid 6730] close(3) = 0 [pid 6730] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6730] mkdir("./file0", 0777) = 0 [pid 6730] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6730] pipe2([3, 4], 0) = 0 [pid 6730] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6730] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6730] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6730] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6730] sync() = 0 [pid 6730] exit_group(0) = ? [pid 6730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6730, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3107", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3107/binderfs") = 0 umount2("./3107/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3107/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3107/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3107/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3107") = 0 mkdir("./3108", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6731 attached , child_tidptr=0x555556ebf690) = 6731 [pid 6731] chdir("./3108") = 0 [pid 6731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6731] setpgid(0, 0) = 0 [pid 6731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6731] write(3, "1000", 4) = 4 [pid 6731] close(3) = 0 [pid 6731] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6731] mkdir("./file0", 0777) = 0 [pid 6731] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6731] pipe2([3, 4], 0) = 0 [pid 6731] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6731] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6731] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6731] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6731] sync() = 0 [pid 6731] exit_group(0) = ? [pid 6731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3108", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3108/binderfs") = 0 umount2("./3108/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3108/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3108/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3108/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3108") = 0 mkdir("./3109", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6732 attached , child_tidptr=0x555556ebf690) = 6732 [pid 6732] chdir("./3109") = 0 [pid 6732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6732] setpgid(0, 0) = 0 [pid 6732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6732] write(3, "1000", 4) = 4 [pid 6732] close(3) = 0 [pid 6732] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6732] mkdir("./file0", 0777) = 0 [pid 6732] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6732] pipe2([3, 4], 0) = 0 [pid 6732] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6732] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6732] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6732] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6732] sync() = 0 [pid 6732] exit_group(0) = ? [pid 6732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6732, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3109", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3109/binderfs") = 0 umount2("./3109/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3109/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3109/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3109/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3109") = 0 mkdir("./3110", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6733 attached , child_tidptr=0x555556ebf690) = 6733 [pid 6733] chdir("./3110") = 0 [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6733] setpgid(0, 0) = 0 [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6733] write(3, "1000", 4) = 4 [pid 6733] close(3) = 0 [pid 6733] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6733] mkdir("./file0", 0777) = 0 [pid 6733] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6733] pipe2([3, 4], 0) = 0 [pid 6733] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6733] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6733] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6733] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6733] sync() = 0 [pid 6733] exit_group(0) = ? [pid 6733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3110", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3110/binderfs") = 0 umount2("./3110/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3110/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3110/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3110/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3110") = 0 mkdir("./3111", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6734 ./strace-static-x86_64: Process 6734 attached [pid 6734] chdir("./3111") = 0 [pid 6734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6734] setpgid(0, 0) = 0 [pid 6734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6734] write(3, "1000", 4) = 4 [pid 6734] close(3) = 0 [pid 6734] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6734] mkdir("./file0", 0777) = 0 [pid 6734] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6734] pipe2([3, 4], 0) = 0 [pid 6734] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6734] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6734] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6734] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6734] sync() = 0 [pid 6734] exit_group(0) = ? [pid 6734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3111", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3111/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3111/binderfs") = 0 umount2("./3111/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3111/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3111/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3111/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3111/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3111") = 0 mkdir("./3112", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6735 attached , child_tidptr=0x555556ebf690) = 6735 [pid 6735] chdir("./3112") = 0 [pid 6735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6735] setpgid(0, 0) = 0 [pid 6735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6735] write(3, "1000", 4) = 4 [pid 6735] close(3) = 0 [pid 6735] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6735] mkdir("./file0", 0777) = 0 [pid 6735] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6735] pipe2([3, 4], 0) = 0 [pid 6735] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6735] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6735] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6735] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6735] sync() = 0 [pid 6735] exit_group(0) = ? [pid 6735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6735, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3112", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3112/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3112/binderfs") = 0 umount2("./3112/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3112/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3112/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3112/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3112/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3112") = 0 mkdir("./3113", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6736 ./strace-static-x86_64: Process 6736 attached [pid 6736] chdir("./3113") = 0 [pid 6736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6736] setpgid(0, 0) = 0 [pid 6736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6736] write(3, "1000", 4) = 4 [pid 6736] close(3) = 0 [pid 6736] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6736] mkdir("./file0", 0777) = 0 [pid 6736] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6736] pipe2([3, 4], 0) = 0 [pid 6736] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6736] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6736] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6736] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6736] sync() = 0 [pid 6736] exit_group(0) = ? [pid 6736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6736, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3113", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3113/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3113/binderfs") = 0 umount2("./3113/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3113/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3113/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3113/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3113/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3113") = 0 mkdir("./3114", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6737 ./strace-static-x86_64: Process 6737 attached [pid 6737] chdir("./3114") = 0 [pid 6737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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 [pid 6737] mkdir("./file0", 0777) = 0 [pid 6737] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6737] pipe2([3, 4], 0) = 0 [pid 6737] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6737] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6737] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6737] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6737] sync() = 0 [pid 6737] exit_group(0) = ? [pid 6737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3114", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3114/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3114/binderfs") = 0 umount2("./3114/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3114/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3114/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3114/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3114/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3114") = 0 mkdir("./3115", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6738 attached , child_tidptr=0x555556ebf690) = 6738 [pid 6738] chdir("./3115") = 0 [pid 6738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6738] setpgid(0, 0) = 0 [pid 6738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6738] write(3, "1000", 4) = 4 [pid 6738] close(3) = 0 [pid 6738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6738] mkdir("./file0", 0777) = 0 [pid 6738] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6738] pipe2([3, 4], 0) = 0 [pid 6738] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6738] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6738] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6738] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6738] sync() = 0 [pid 6738] exit_group(0) = ? [pid 6738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6738, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3115", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3115/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3115/binderfs") = 0 umount2("./3115/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3115/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3115/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3115/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3115/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3115") = 0 mkdir("./3116", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6739 ./strace-static-x86_64: Process 6739 attached [pid 6739] chdir("./3116") = 0 [pid 6739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6739] setpgid(0, 0) = 0 [pid 6739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6739] write(3, "1000", 4) = 4 [pid 6739] close(3) = 0 [pid 6739] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6739] mkdir("./file0", 0777) = 0 [pid 6739] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6739] pipe2([3, 4], 0) = 0 [pid 6739] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6739] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6739] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6739] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6739] sync() = 0 [pid 6739] exit_group(0) = ? [pid 6739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3116", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3116/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3116/binderfs") = 0 umount2("./3116/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3116/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3116/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3116/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3116/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3116") = 0 mkdir("./3117", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6740 ./strace-static-x86_64: Process 6740 attached [pid 6740] chdir("./3117") = 0 [pid 6740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6740] setpgid(0, 0) = 0 [pid 6740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6740] write(3, "1000", 4) = 4 [pid 6740] close(3) = 0 [pid 6740] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6740] mkdir("./file0", 0777) = 0 [pid 6740] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6740] pipe2([3, 4], 0) = 0 [pid 6740] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6740] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6740] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6740] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6740] sync() = 0 [pid 6740] exit_group(0) = ? [pid 6740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3117", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3117/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3117/binderfs") = 0 umount2("./3117/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3117/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3117/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3117/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3117/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3117") = 0 mkdir("./3118", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6741 attached , child_tidptr=0x555556ebf690) = 6741 [pid 6741] chdir("./3118") = 0 [pid 6741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6741] setpgid(0, 0) = 0 [pid 6741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6741] write(3, "1000", 4) = 4 [pid 6741] close(3) = 0 [pid 6741] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6741] mkdir("./file0", 0777) = 0 [pid 6741] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6741] pipe2([3, 4], 0) = 0 [pid 6741] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6741] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6741] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6741] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6741] sync() = 0 [pid 6741] exit_group(0) = ? [pid 6741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6741, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3118", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3118/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3118/binderfs") = 0 umount2("./3118/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3118/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3118/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3118/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3118/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3118") = 0 mkdir("./3119", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6742 attached , child_tidptr=0x555556ebf690) = 6742 [pid 6742] chdir("./3119") = 0 [pid 6742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6742] setpgid(0, 0) = 0 [pid 6742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6742] write(3, "1000", 4) = 4 [pid 6742] close(3) = 0 [pid 6742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6742] mkdir("./file0", 0777) = 0 [pid 6742] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6742] pipe2([3, 4], 0) = 0 [pid 6742] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6742] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6742] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6742] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6742] sync() = 0 [pid 6742] exit_group(0) = ? [pid 6742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3119", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3119/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3119/binderfs") = 0 umount2("./3119/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3119/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3119/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3119/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3119/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3119") = 0 mkdir("./3120", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6743 ./strace-static-x86_64: Process 6743 attached [pid 6743] chdir("./3120") = 0 [pid 6743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6743] setpgid(0, 0) = 0 [pid 6743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6743] write(3, "1000", 4) = 4 [pid 6743] close(3) = 0 [pid 6743] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6743] mkdir("./file0", 0777) = 0 [pid 6743] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6743] pipe2([3, 4], 0) = 0 [pid 6743] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6743] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6743] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6743] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6743] sync() = 0 [pid 6743] exit_group(0) = ? [pid 6743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3120", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3120/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3120/binderfs") = 0 umount2("./3120/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3120/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3120/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3120/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3120/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3120") = 0 mkdir("./3121", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6744 attached , child_tidptr=0x555556ebf690) = 6744 [pid 6744] chdir("./3121") = 0 [pid 6744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6744] setpgid(0, 0) = 0 [pid 6744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6744] write(3, "1000", 4) = 4 [pid 6744] close(3) = 0 [pid 6744] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6744] mkdir("./file0", 0777) = 0 [pid 6744] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6744] pipe2([3, 4], 0) = 0 [pid 6744] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6744] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6744] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6744] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6744] sync() = 0 [pid 6744] exit_group(0) = ? [pid 6744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6744, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3121", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3121/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3121/binderfs") = 0 umount2("./3121/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3121/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3121/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3121/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3121/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3121") = 0 mkdir("./3122", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6745 attached , child_tidptr=0x555556ebf690) = 6745 [pid 6745] chdir("./3122") = 0 [pid 6745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6745] setpgid(0, 0) = 0 [pid 6745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6745] write(3, "1000", 4) = 4 [pid 6745] close(3) = 0 [pid 6745] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6745] mkdir("./file0", 0777) = 0 [pid 6745] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6745] pipe2([3, 4], 0) = 0 [pid 6745] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6745] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6745] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6745] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6745] sync() = 0 [pid 6745] exit_group(0) = ? [pid 6745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3122", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3122/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3122/binderfs") = 0 umount2("./3122/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3122/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3122/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3122/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3122/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3122") = 0 mkdir("./3123", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6746 attached , child_tidptr=0x555556ebf690) = 6746 [pid 6746] chdir("./3123") = 0 [pid 6746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6746] setpgid(0, 0) = 0 [pid 6746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6746] write(3, "1000", 4) = 4 [pid 6746] close(3) = 0 [pid 6746] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6746] mkdir("./file0", 0777) = 0 [pid 6746] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6746] pipe2([3, 4], 0) = 0 [pid 6746] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6746] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6746] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6746] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6746] sync() = 0 [pid 6746] exit_group(0) = ? [pid 6746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6746, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3123", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3123/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3123/binderfs") = 0 umount2("./3123/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3123/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3123/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3123/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3123/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3123") = 0 mkdir("./3124", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6747 ./strace-static-x86_64: Process 6747 attached [pid 6747] chdir("./3124") = 0 [pid 6747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6747] setpgid(0, 0) = 0 [pid 6747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6747] write(3, "1000", 4) = 4 [pid 6747] close(3) = 0 [pid 6747] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6747] mkdir("./file0", 0777) = 0 [pid 6747] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6747] pipe2([3, 4], 0) = 0 [pid 6747] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6747] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6747] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6747] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6747] sync() = 0 [pid 6747] exit_group(0) = ? [pid 6747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6747, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3124", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3124/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3124/binderfs") = 0 umount2("./3124/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3124/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3124/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3124/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3124/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3124") = 0 mkdir("./3125", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6748 attached , child_tidptr=0x555556ebf690) = 6748 [pid 6748] chdir("./3125") = 0 [pid 6748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6748] setpgid(0, 0) = 0 [pid 6748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6748] write(3, "1000", 4) = 4 [pid 6748] close(3) = 0 [pid 6748] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6748] mkdir("./file0", 0777) = 0 [pid 6748] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6748] pipe2([3, 4], 0) = 0 [pid 6748] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6748] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6748] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6748] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6748] sync() = 0 [pid 6748] exit_group(0) = ? [pid 6748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3125", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3125/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3125/binderfs") = 0 umount2("./3125/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3125/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3125/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3125/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3125/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3125") = 0 mkdir("./3126", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6749 attached , child_tidptr=0x555556ebf690) = 6749 [pid 6749] chdir("./3126") = 0 [pid 6749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6749] setpgid(0, 0) = 0 [pid 6749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6749] write(3, "1000", 4) = 4 [pid 6749] close(3) = 0 [pid 6749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6749] mkdir("./file0", 0777) = 0 [pid 6749] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6749] pipe2([3, 4], 0) = 0 [pid 6749] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6749] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6749] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6749] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6749] sync() = 0 [pid 6749] exit_group(0) = ? [pid 6749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3126", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3126/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3126/binderfs") = 0 umount2("./3126/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3126/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3126/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3126/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3126/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3126") = 0 mkdir("./3127", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6750 attached , child_tidptr=0x555556ebf690) = 6750 [pid 6750] chdir("./3127") = 0 [pid 6750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6750] setpgid(0, 0) = 0 [pid 6750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6750] write(3, "1000", 4) = 4 [pid 6750] close(3) = 0 [pid 6750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6750] mkdir("./file0", 0777) = 0 [pid 6750] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6750] pipe2([3, 4], 0) = 0 [pid 6750] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6750] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6750] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6750] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6750] sync() = 0 [pid 6750] exit_group(0) = ? [pid 6750] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6750, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3127", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3127/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3127/binderfs") = 0 umount2("./3127/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3127/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3127/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3127/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3127/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3127") = 0 mkdir("./3128", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6751 attached , child_tidptr=0x555556ebf690) = 6751 [pid 6751] chdir("./3128") = 0 [pid 6751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6751] setpgid(0, 0) = 0 [pid 6751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6751] write(3, "1000", 4) = 4 [pid 6751] close(3) = 0 [pid 6751] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6751] mkdir("./file0", 0777) = 0 [pid 6751] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6751] pipe2([3, 4], 0) = 0 [pid 6751] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6751] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6751] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6751] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6751] sync() = 0 [pid 6751] exit_group(0) = ? [pid 6751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3128", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3128/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3128/binderfs") = 0 umount2("./3128/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3128/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3128/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3128/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3128/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3128") = 0 mkdir("./3129", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6752 attached , child_tidptr=0x555556ebf690) = 6752 [pid 6752] chdir("./3129") = 0 [pid 6752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6752] setpgid(0, 0) = 0 [pid 6752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6752] write(3, "1000", 4) = 4 [pid 6752] close(3) = 0 [pid 6752] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6752] mkdir("./file0", 0777) = 0 [pid 6752] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6752] pipe2([3, 4], 0) = 0 [pid 6752] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6752] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6752] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6752] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6752] sync() = 0 [pid 6752] exit_group(0) = ? [pid 6752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6752, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3129", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3129/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3129/binderfs") = 0 umount2("./3129/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3129/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3129/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3129/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3129/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3129") = 0 mkdir("./3130", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6753 attached , child_tidptr=0x555556ebf690) = 6753 [pid 6753] chdir("./3130") = 0 [pid 6753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6753] setpgid(0, 0) = 0 [pid 6753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6753] write(3, "1000", 4) = 4 [pid 6753] close(3) = 0 [pid 6753] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6753] mkdir("./file0", 0777) = 0 [pid 6753] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6753] pipe2([3, 4], 0) = 0 [pid 6753] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6753] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6753] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6753] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6753] sync() = 0 [pid 6753] exit_group(0) = ? [pid 6753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6753, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3130", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3130/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3130/binderfs") = 0 umount2("./3130/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3130/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3130/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3130/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3130/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3130") = 0 mkdir("./3131", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6754 ./strace-static-x86_64: Process 6754 attached [pid 6754] chdir("./3131") = 0 [pid 6754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6754] setpgid(0, 0) = 0 [pid 6754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6754] write(3, "1000", 4) = 4 [pid 6754] close(3) = 0 [pid 6754] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6754] mkdir("./file0", 0777) = 0 [pid 6754] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6754] pipe2([3, 4], 0) = 0 [pid 6754] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6754] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6754] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6754] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6754] sync() = 0 [pid 6754] exit_group(0) = ? [pid 6754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3131", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3131/binderfs") = 0 umount2("./3131/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3131/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3131/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3131/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3131/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3131") = 0 mkdir("./3132", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6755 attached , child_tidptr=0x555556ebf690) = 6755 [pid 6755] chdir("./3132") = 0 [pid 6755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6755] setpgid(0, 0) = 0 [pid 6755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6755] write(3, "1000", 4) = 4 [pid 6755] close(3) = 0 [pid 6755] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6755] mkdir("./file0", 0777) = 0 [pid 6755] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6755] pipe2([3, 4], 0) = 0 [pid 6755] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6755] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6755] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6755] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6755] sync() = 0 [pid 6755] exit_group(0) = ? [pid 6755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6755, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3132", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3132/binderfs") = 0 umount2("./3132/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3132/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3132/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3132/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3132/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3132") = 0 mkdir("./3133", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6756 attached , child_tidptr=0x555556ebf690) = 6756 [pid 6756] chdir("./3133") = 0 [pid 6756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6756] setpgid(0, 0) = 0 [pid 6756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6756] write(3, "1000", 4) = 4 [pid 6756] close(3) = 0 [pid 6756] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6756] mkdir("./file0", 0777) = 0 [pid 6756] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6756] pipe2([3, 4], 0) = 0 [pid 6756] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6756] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6756] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6756] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6756] sync() = 0 [pid 6756] exit_group(0) = ? [pid 6756] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6756, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3133", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3133/binderfs") = 0 umount2("./3133/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3133/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3133/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3133/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3133/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3133") = 0 mkdir("./3134", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6757 attached , child_tidptr=0x555556ebf690) = 6757 [pid 6757] chdir("./3134") = 0 [pid 6757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6757] setpgid(0, 0) = 0 [pid 6757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6757] write(3, "1000", 4) = 4 [pid 6757] close(3) = 0 [pid 6757] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6757] mkdir("./file0", 0777) = 0 [pid 6757] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6757] pipe2([3, 4], 0) = 0 [pid 6757] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6757] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6757] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6757] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6757] sync() = 0 [pid 6757] exit_group(0) = ? [pid 6757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3134", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3134/binderfs") = 0 umount2("./3134/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3134/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3134/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3134/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3134/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3134") = 0 mkdir("./3135", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6758 attached , child_tidptr=0x555556ebf690) = 6758 [pid 6758] chdir("./3135") = 0 [pid 6758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6758] setpgid(0, 0) = 0 [pid 6758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6758] write(3, "1000", 4) = 4 [pid 6758] close(3) = 0 [pid 6758] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6758] mkdir("./file0", 0777) = 0 [pid 6758] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6758] pipe2([3, 4], 0) = 0 [pid 6758] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6758] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6758] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6758] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6758] sync() = 0 [pid 6758] exit_group(0) = ? [pid 6758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6758, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3135", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3135/binderfs") = 0 umount2("./3135/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3135/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3135/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3135/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3135/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3135") = 0 mkdir("./3136", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6759 attached , child_tidptr=0x555556ebf690) = 6759 [pid 6759] chdir("./3136") = 0 [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6759] setpgid(0, 0) = 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 6759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6759] mkdir("./file0", 0777) = 0 [pid 6759] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6759] pipe2([3, 4], 0) = 0 [pid 6759] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6759] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6759] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6759] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6759] sync() = 0 [pid 6759] exit_group(0) = ? [pid 6759] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3136", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3136/binderfs") = 0 umount2("./3136/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3136/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3136/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3136/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3136/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3136") = 0 mkdir("./3137", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6760 attached , child_tidptr=0x555556ebf690) = 6760 [pid 6760] chdir("./3137") = 0 [pid 6760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6760] setpgid(0, 0) = 0 [pid 6760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6760] write(3, "1000", 4) = 4 [pid 6760] close(3) = 0 [pid 6760] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6760] mkdir("./file0", 0777) = 0 [pid 6760] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6760] pipe2([3, 4], 0) = 0 [pid 6760] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6760] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6760] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6760] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6760] sync() = 0 [pid 6760] exit_group(0) = ? [pid 6760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3137", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3137/binderfs") = 0 umount2("./3137/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3137/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3137/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3137/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3137/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3137") = 0 mkdir("./3138", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6761 attached , child_tidptr=0x555556ebf690) = 6761 [pid 6761] chdir("./3138") = 0 [pid 6761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6761] setpgid(0, 0) = 0 [pid 6761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6761] write(3, "1000", 4) = 4 [pid 6761] close(3) = 0 [pid 6761] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6761] mkdir("./file0", 0777) = 0 [pid 6761] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6761] pipe2([3, 4], 0) = 0 [pid 6761] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6761] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6761] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6761] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6761] sync() = 0 [pid 6761] exit_group(0) = ? [pid 6761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6761, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3138", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3138/binderfs") = 0 umount2("./3138/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3138/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3138/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3138/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3138/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3138") = 0 mkdir("./3139", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6762 attached , child_tidptr=0x555556ebf690) = 6762 [pid 6762] chdir("./3139") = 0 [pid 6762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6762] setpgid(0, 0) = 0 [pid 6762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6762] write(3, "1000", 4) = 4 [pid 6762] close(3) = 0 [pid 6762] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6762] mkdir("./file0", 0777) = 0 [pid 6762] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6762] pipe2([3, 4], 0) = 0 [pid 6762] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6762] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6762] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6762] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6762] sync() = 0 [pid 6762] exit_group(0) = ? [pid 6762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3139", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3139/binderfs") = 0 umount2("./3139/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3139/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3139/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3139/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3139/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3139") = 0 mkdir("./3140", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6763 ./strace-static-x86_64: Process 6763 attached [pid 6763] chdir("./3140") = 0 [pid 6763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6763] setpgid(0, 0) = 0 [pid 6763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6763] write(3, "1000", 4) = 4 [pid 6763] close(3) = 0 [pid 6763] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6763] mkdir("./file0", 0777) = 0 [pid 6763] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6763] pipe2([3, 4], 0) = 0 [pid 6763] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6763] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6763] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6763] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6763] sync() = 0 [pid 6763] exit_group(0) = ? [pid 6763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3140", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3140/binderfs") = 0 umount2("./3140/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3140/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3140/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3140/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3140/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3140") = 0 mkdir("./3141", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6764 attached , child_tidptr=0x555556ebf690) = 6764 [pid 6764] chdir("./3141") = 0 [pid 6764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6764] setpgid(0, 0) = 0 [pid 6764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6764] write(3, "1000", 4) = 4 [pid 6764] close(3) = 0 [pid 6764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6764] mkdir("./file0", 0777) = 0 [pid 6764] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6764] pipe2([3, 4], 0) = 0 [pid 6764] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6764] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6764] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6764] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6764] sync() = 0 [pid 6764] exit_group(0) = ? [pid 6764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6764, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3141", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3141/binderfs") = 0 umount2("./3141/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3141/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3141/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3141/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3141/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3141") = 0 mkdir("./3142", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6765 attached , child_tidptr=0x555556ebf690) = 6765 [pid 6765] chdir("./3142") = 0 [pid 6765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6765] setpgid(0, 0) = 0 [pid 6765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6765] write(3, "1000", 4) = 4 [pid 6765] close(3) = 0 [pid 6765] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6765] mkdir("./file0", 0777) = 0 [pid 6765] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6765] pipe2([3, 4], 0) = 0 [pid 6765] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6765] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6765] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6765] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6765] sync() = 0 [pid 6765] exit_group(0) = ? [pid 6765] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3142", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3142/binderfs") = 0 umount2("./3142/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3142/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3142/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3142/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3142/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3142") = 0 mkdir("./3143", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6766 attached , child_tidptr=0x555556ebf690) = 6766 [pid 6766] chdir("./3143") = 0 [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6766] setpgid(0, 0) = 0 [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6766] write(3, "1000", 4) = 4 [pid 6766] close(3) = 0 [pid 6766] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6766] mkdir("./file0", 0777) = 0 [pid 6766] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6766] pipe2([3, 4], 0) = 0 [pid 6766] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6766] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6766] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6766] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6766] sync() = 0 [pid 6766] exit_group(0) = ? [pid 6766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3143", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3143/binderfs") = 0 umount2("./3143/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3143/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3143/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3143/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3143/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3143") = 0 mkdir("./3144", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6767 ./strace-static-x86_64: Process 6767 attached [pid 6767] chdir("./3144") = 0 [pid 6767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6767] setpgid(0, 0) = 0 [pid 6767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6767] write(3, "1000", 4) = 4 [pid 6767] close(3) = 0 [pid 6767] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6767] mkdir("./file0", 0777) = 0 [pid 6767] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6767] pipe2([3, 4], 0) = 0 [pid 6767] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6767] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6767] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6767] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6767] sync() = 0 [pid 6767] exit_group(0) = ? [pid 6767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6767, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3144", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3144/binderfs") = 0 umount2("./3144/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3144/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3144/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3144/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3144/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3144") = 0 mkdir("./3145", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6768 attached , child_tidptr=0x555556ebf690) = 6768 [pid 6768] chdir("./3145") = 0 [pid 6768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6768] setpgid(0, 0) = 0 [pid 6768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6768] write(3, "1000", 4) = 4 [pid 6768] close(3) = 0 [pid 6768] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6768] mkdir("./file0", 0777) = 0 [pid 6768] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6768] pipe2([3, 4], 0) = 0 [pid 6768] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6768] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6768] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6768] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6768] sync() = 0 [pid 6768] exit_group(0) = ? [pid 6768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3145", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3145/binderfs") = 0 umount2("./3145/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3145/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3145/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3145/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3145/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3145") = 0 mkdir("./3146", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6769 attached , child_tidptr=0x555556ebf690) = 6769 [pid 6769] chdir("./3146") = 0 [pid 6769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6769] setpgid(0, 0) = 0 [pid 6769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6769] write(3, "1000", 4) = 4 [pid 6769] close(3) = 0 [pid 6769] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6769] mkdir("./file0", 0777) = 0 [pid 6769] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6769] pipe2([3, 4], 0) = 0 [pid 6769] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6769] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6769] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6769] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6769] sync() = 0 [pid 6769] exit_group(0) = ? [pid 6769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3146", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3146/binderfs") = 0 umount2("./3146/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3146/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3146/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3146/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3146/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3146") = 0 mkdir("./3147", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6770 attached , child_tidptr=0x555556ebf690) = 6770 [pid 6770] chdir("./3147") = 0 [pid 6770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6770] setpgid(0, 0) = 0 [pid 6770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6770] write(3, "1000", 4) = 4 [pid 6770] close(3) = 0 [pid 6770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6770] mkdir("./file0", 0777) = 0 [pid 6770] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6770] pipe2([3, 4], 0) = 0 [pid 6770] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6770] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6770] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6770] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6770] sync() = 0 [pid 6770] exit_group(0) = ? [pid 6770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6770, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3147", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3147/binderfs") = 0 umount2("./3147/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3147/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3147/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3147/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3147/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3147") = 0 mkdir("./3148", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6771 attached , child_tidptr=0x555556ebf690) = 6771 [pid 6771] chdir("./3148") = 0 [pid 6771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6771] setpgid(0, 0) = 0 [pid 6771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6771] write(3, "1000", 4) = 4 [pid 6771] close(3) = 0 [pid 6771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6771] mkdir("./file0", 0777) = 0 [pid 6771] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6771] pipe2([3, 4], 0) = 0 [pid 6771] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6771] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6771] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6771] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6771] sync() = 0 [pid 6771] exit_group(0) = ? [pid 6771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3148", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3148/binderfs") = 0 umount2("./3148/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3148/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3148/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3148/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3148/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3148") = 0 mkdir("./3149", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6772 attached , child_tidptr=0x555556ebf690) = 6772 [pid 6772] chdir("./3149") = 0 [pid 6772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6772] setpgid(0, 0) = 0 [pid 6772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6772] write(3, "1000", 4) = 4 [pid 6772] close(3) = 0 [pid 6772] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6772] mkdir("./file0", 0777) = 0 [pid 6772] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6772] pipe2([3, 4], 0) = 0 [pid 6772] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6772] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6772] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6772] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6772] sync() = 0 [pid 6772] exit_group(0) = ? [pid 6772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3149", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3149/binderfs") = 0 umount2("./3149/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3149/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3149/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3149/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3149/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3149") = 0 mkdir("./3150", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6773 attached , child_tidptr=0x555556ebf690) = 6773 [pid 6773] chdir("./3150") = 0 [pid 6773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6773] setpgid(0, 0) = 0 [pid 6773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6773] write(3, "1000", 4) = 4 [pid 6773] close(3) = 0 [pid 6773] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6773] mkdir("./file0", 0777) = 0 [pid 6773] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6773] pipe2([3, 4], 0) = 0 [pid 6773] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6773] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6773] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6773] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6773] sync() = 0 [pid 6773] exit_group(0) = ? [pid 6773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6773, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3150", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3150/binderfs") = 0 umount2("./3150/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3150/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3150/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3150/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3150/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3150") = 0 mkdir("./3151", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6774 attached , child_tidptr=0x555556ebf690) = 6774 [pid 6774] chdir("./3151") = 0 [pid 6774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6774] setpgid(0, 0) = 0 [pid 6774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6774] write(3, "1000", 4) = 4 [pid 6774] close(3) = 0 [pid 6774] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6774] mkdir("./file0", 0777) = 0 [pid 6774] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6774] pipe2([3, 4], 0) = 0 [pid 6774] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6774] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6774] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6774] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6774] sync() = 0 [pid 6774] exit_group(0) = ? [pid 6774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3151", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3151/binderfs") = 0 umount2("./3151/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3151/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3151/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3151/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3151/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3151") = 0 mkdir("./3152", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6775 attached , child_tidptr=0x555556ebf690) = 6775 [pid 6775] chdir("./3152") = 0 [pid 6775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6775] setpgid(0, 0) = 0 [pid 6775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6775] write(3, "1000", 4) = 4 [pid 6775] close(3) = 0 [pid 6775] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6775] mkdir("./file0", 0777) = 0 [pid 6775] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6775] pipe2([3, 4], 0) = 0 [pid 6775] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6775] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6775] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6775] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6775] sync() = 0 [pid 6775] exit_group(0) = ? [pid 6775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3152", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3152/binderfs") = 0 umount2("./3152/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3152/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3152/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3152/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3152/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3152") = 0 mkdir("./3153", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6776 attached , child_tidptr=0x555556ebf690) = 6776 [pid 6776] chdir("./3153") = 0 [pid 6776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6776] setpgid(0, 0) = 0 [pid 6776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6776] write(3, "1000", 4) = 4 [pid 6776] close(3) = 0 [pid 6776] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6776] mkdir("./file0", 0777) = 0 [pid 6776] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6776] pipe2([3, 4], 0) = 0 [pid 6776] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6776] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6776] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6776] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6776] sync() = 0 [pid 6776] exit_group(0) = ? [pid 6776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6776, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3153", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3153/binderfs") = 0 umount2("./3153/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3153/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3153/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3153/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3153/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3153") = 0 mkdir("./3154", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6777 attached , child_tidptr=0x555556ebf690) = 6777 [pid 6777] chdir("./3154") = 0 [pid 6777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6777] setpgid(0, 0) = 0 [pid 6777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6777] write(3, "1000", 4) = 4 [pid 6777] close(3) = 0 [pid 6777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6777] mkdir("./file0", 0777) = 0 [pid 6777] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6777] pipe2([3, 4], 0) = 0 [pid 6777] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6777] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6777] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6777] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6777] sync() = 0 [pid 6777] exit_group(0) = ? [pid 6777] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3154", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3154/binderfs") = 0 umount2("./3154/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3154/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3154/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3154/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3154/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3154") = 0 mkdir("./3155", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6778 ./strace-static-x86_64: Process 6778 attached [pid 6778] chdir("./3155") = 0 [pid 6778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6778] setpgid(0, 0) = 0 [pid 6778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6778] write(3, "1000", 4) = 4 [pid 6778] close(3) = 0 [pid 6778] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6778] mkdir("./file0", 0777) = 0 [pid 6778] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6778] pipe2([3, 4], 0) = 0 [pid 6778] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6778] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6778] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6778] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6778] sync() = 0 [pid 6778] exit_group(0) = ? [pid 6778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3155", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3155/binderfs") = 0 umount2("./3155/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3155/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3155/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3155/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3155/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3155") = 0 mkdir("./3156", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6779 attached , child_tidptr=0x555556ebf690) = 6779 [pid 6779] chdir("./3156") = 0 [pid 6779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6779] setpgid(0, 0) = 0 [pid 6779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6779] write(3, "1000", 4) = 4 [pid 6779] close(3) = 0 [pid 6779] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6779] mkdir("./file0", 0777) = 0 [pid 6779] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6779] pipe2([3, 4], 0) = 0 [pid 6779] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6779] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6779] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6779] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6779] sync() = 0 [pid 6779] exit_group(0) = ? [pid 6779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6779, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3156", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3156/binderfs") = 0 umount2("./3156/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3156/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3156/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3156/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3156/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3156") = 0 mkdir("./3157", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6780 attached , child_tidptr=0x555556ebf690) = 6780 [pid 6780] chdir("./3157") = 0 [pid 6780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6780] setpgid(0, 0) = 0 [pid 6780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6780] write(3, "1000", 4) = 4 [pid 6780] close(3) = 0 [pid 6780] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6780] mkdir("./file0", 0777) = 0 [pid 6780] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6780] pipe2([3, 4], 0) = 0 [pid 6780] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6780] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6780] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6780] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6780] sync() = 0 [pid 6780] exit_group(0) = ? [pid 6780] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3157", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3157/binderfs") = 0 umount2("./3157/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3157/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3157/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3157/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3157/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3157") = 0 mkdir("./3158", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6781 attached , child_tidptr=0x555556ebf690) = 6781 [pid 6781] chdir("./3158") = 0 [pid 6781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6781] setpgid(0, 0) = 0 [pid 6781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6781] write(3, "1000", 4) = 4 [pid 6781] close(3) = 0 [pid 6781] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6781] mkdir("./file0", 0777) = 0 [pid 6781] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6781] pipe2([3, 4], 0) = 0 [pid 6781] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6781] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6781] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6781] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6781] sync() = 0 [pid 6781] exit_group(0) = ? [pid 6781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3158", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3158/binderfs") = 0 umount2("./3158/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3158/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3158/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3158/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3158/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3158") = 0 mkdir("./3159", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6782 attached , child_tidptr=0x555556ebf690) = 6782 [pid 6782] chdir("./3159") = 0 [pid 6782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6782] setpgid(0, 0) = 0 [pid 6782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6782] write(3, "1000", 4) = 4 [pid 6782] close(3) = 0 [pid 6782] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6782] mkdir("./file0", 0777) = 0 [pid 6782] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6782] pipe2([3, 4], 0) = 0 [pid 6782] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6782] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6782] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6782] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6782] sync() = 0 [pid 6782] exit_group(0) = ? [pid 6782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6782, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3159", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3159/binderfs") = 0 umount2("./3159/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3159/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3159/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3159/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3159/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3159") = 0 mkdir("./3160", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6783 attached , child_tidptr=0x555556ebf690) = 6783 [pid 6783] chdir("./3160") = 0 [pid 6783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6783] setpgid(0, 0) = 0 [pid 6783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6783] write(3, "1000", 4) = 4 [pid 6783] close(3) = 0 [pid 6783] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6783] mkdir("./file0", 0777) = 0 [pid 6783] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6783] pipe2([3, 4], 0) = 0 [pid 6783] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6783] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6783] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6783] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6783] sync() = 0 [pid 6783] exit_group(0) = ? [pid 6783] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3160", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3160/binderfs") = 0 umount2("./3160/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3160/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3160/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3160/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3160/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3160") = 0 mkdir("./3161", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6784 attached , child_tidptr=0x555556ebf690) = 6784 [pid 6784] chdir("./3161") = 0 [pid 6784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6784] setpgid(0, 0) = 0 [pid 6784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6784] write(3, "1000", 4) = 4 [pid 6784] close(3) = 0 [pid 6784] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6784] mkdir("./file0", 0777) = 0 [pid 6784] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6784] pipe2([3, 4], 0) = 0 [pid 6784] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6784] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6784] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6784] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6784] sync() = 0 [pid 6784] exit_group(0) = ? [pid 6784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3161", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3161/binderfs") = 0 umount2("./3161/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3161/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3161/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3161/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3161/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3161") = 0 mkdir("./3162", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6785 attached , child_tidptr=0x555556ebf690) = 6785 [pid 6785] chdir("./3162") = 0 [pid 6785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6785] setpgid(0, 0) = 0 [pid 6785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6785] write(3, "1000", 4) = 4 [pid 6785] close(3) = 0 [pid 6785] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6785] mkdir("./file0", 0777) = 0 [pid 6785] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6785] pipe2([3, 4], 0) = 0 [pid 6785] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6785] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6785] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6785] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6785] sync() = 0 [pid 6785] exit_group(0) = ? [pid 6785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6785, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3162", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3162/binderfs") = 0 umount2("./3162/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3162/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3162/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3162/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3162/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3162") = 0 mkdir("./3163", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6786 attached , child_tidptr=0x555556ebf690) = 6786 [pid 6786] chdir("./3163") = 0 [pid 6786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6786] setpgid(0, 0) = 0 [pid 6786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6786] write(3, "1000", 4) = 4 [pid 6786] close(3) = 0 [pid 6786] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6786] mkdir("./file0", 0777) = 0 [pid 6786] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6786] pipe2([3, 4], 0) = 0 [pid 6786] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6786] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6786] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6786] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6786] sync() = 0 [pid 6786] exit_group(0) = ? [pid 6786] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3163", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3163/binderfs") = 0 umount2("./3163/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3163/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3163/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3163/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3163/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3163") = 0 mkdir("./3164", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6787 attached , child_tidptr=0x555556ebf690) = 6787 [pid 6787] chdir("./3164") = 0 [pid 6787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6787] setpgid(0, 0) = 0 [pid 6787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6787] write(3, "1000", 4) = 4 [pid 6787] close(3) = 0 [pid 6787] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6787] mkdir("./file0", 0777) = 0 [pid 6787] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6787] pipe2([3, 4], 0) = 0 [pid 6787] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6787] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6787] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6787] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6787] sync() = 0 [pid 6787] exit_group(0) = ? [pid 6787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3164", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3164/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3164/binderfs") = 0 umount2("./3164/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3164/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3164/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3164/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3164/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3164") = 0 mkdir("./3165", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6788 ./strace-static-x86_64: Process 6788 attached [pid 6788] chdir("./3165") = 0 [pid 6788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6788] setpgid(0, 0) = 0 [pid 6788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6788] write(3, "1000", 4) = 4 [pid 6788] close(3) = 0 [pid 6788] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6788] mkdir("./file0", 0777) = 0 [pid 6788] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6788] pipe2([3, 4], 0) = 0 [pid 6788] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6788] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6788] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6788] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6788] sync() = 0 [pid 6788] exit_group(0) = ? [pid 6788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6788, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3165", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3165/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3165/binderfs") = 0 umount2("./3165/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3165/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3165/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3165/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3165/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3165") = 0 mkdir("./3166", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6789 attached , child_tidptr=0x555556ebf690) = 6789 [pid 6789] chdir("./3166") = 0 [pid 6789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6789] setpgid(0, 0) = 0 [pid 6789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6789] write(3, "1000", 4) = 4 [pid 6789] close(3) = 0 [pid 6789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6789] mkdir("./file0", 0777) = 0 [pid 6789] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6789] pipe2([3, 4], 0) = 0 [pid 6789] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6789] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6789] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6789] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6789] sync() = 0 [pid 6789] exit_group(0) = ? [pid 6789] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3166", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3166/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3166/binderfs") = 0 umount2("./3166/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3166/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3166/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3166/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3166/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3166") = 0 mkdir("./3167", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6790 ./strace-static-x86_64: Process 6790 attached [pid 6790] chdir("./3167") = 0 [pid 6790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6790] setpgid(0, 0) = 0 [pid 6790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6790] write(3, "1000", 4) = 4 [pid 6790] close(3) = 0 [pid 6790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6790] mkdir("./file0", 0777) = 0 [pid 6790] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6790] pipe2([3, 4], 0) = 0 [pid 6790] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6790] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6790] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6790] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6790] sync() = 0 [pid 6790] exit_group(0) = ? [pid 6790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6790, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3167", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3167/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3167/binderfs") = 0 umount2("./3167/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3167/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3167/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3167/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3167/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3167") = 0 mkdir("./3168", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6791 attached , child_tidptr=0x555556ebf690) = 6791 [pid 6791] chdir("./3168") = 0 [pid 6791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6791] setpgid(0, 0) = 0 [pid 6791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6791] write(3, "1000", 4) = 4 [pid 6791] close(3) = 0 [pid 6791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6791] mkdir("./file0", 0777) = 0 [pid 6791] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6791] pipe2([3, 4], 0) = 0 [pid 6791] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6791] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6791] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6791] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6791] sync() = 0 [pid 6791] exit_group(0) = ? [pid 6791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3168", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3168/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3168/binderfs") = 0 umount2("./3168/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3168/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3168/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3168/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3168/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3168") = 0 mkdir("./3169", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6792 attached , child_tidptr=0x555556ebf690) = 6792 [pid 6792] chdir("./3169") = 0 [pid 6792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6792] setpgid(0, 0) = 0 [pid 6792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6792] write(3, "1000", 4) = 4 [pid 6792] close(3) = 0 [pid 6792] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6792] mkdir("./file0", 0777) = 0 [pid 6792] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6792] pipe2([3, 4], 0) = 0 [pid 6792] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6792] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6792] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6792] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6792] sync() = 0 [pid 6792] exit_group(0) = ? [pid 6792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3169", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3169/binderfs") = 0 umount2("./3169/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3169/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3169/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3169/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3169/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3169") = 0 mkdir("./3170", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6793 ./strace-static-x86_64: Process 6793 attached [pid 6793] chdir("./3170") = 0 [pid 6793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6793] setpgid(0, 0) = 0 [pid 6793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6793] write(3, "1000", 4) = 4 [pid 6793] close(3) = 0 [pid 6793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6793] mkdir("./file0", 0777) = 0 [pid 6793] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6793] pipe2([3, 4], 0) = 0 [pid 6793] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6793] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6793] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6793] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6793] sync() = 0 [pid 6793] exit_group(0) = ? [pid 6793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6793, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3170", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3170/binderfs") = 0 umount2("./3170/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3170/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3170/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3170/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3170/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3170") = 0 mkdir("./3171", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6794 attached , child_tidptr=0x555556ebf690) = 6794 [pid 6794] chdir("./3171") = 0 [pid 6794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6794] setpgid(0, 0) = 0 [pid 6794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6794] write(3, "1000", 4) = 4 [pid 6794] close(3) = 0 [pid 6794] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6794] mkdir("./file0", 0777) = 0 [pid 6794] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6794] pipe2([3, 4], 0) = 0 [pid 6794] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6794] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6794] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6794] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6794] sync() = 0 [pid 6794] exit_group(0) = ? [pid 6794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3171", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3171/binderfs") = 0 umount2("./3171/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3171/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3171/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3171/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3171/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3171") = 0 mkdir("./3172", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6795 ./strace-static-x86_64: Process 6795 attached [pid 6795] chdir("./3172") = 0 [pid 6795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6795] setpgid(0, 0) = 0 [pid 6795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6795] write(3, "1000", 4) = 4 [pid 6795] close(3) = 0 [pid 6795] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6795] mkdir("./file0", 0777) = 0 [pid 6795] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6795] pipe2([3, 4], 0) = 0 [pid 6795] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6795] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6795] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6795] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6795] sync() = 0 [pid 6795] exit_group(0) = ? [pid 6795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3172", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3172/binderfs") = 0 umount2("./3172/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3172/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3172/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3172/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3172/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3172") = 0 mkdir("./3173", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6796 attached , child_tidptr=0x555556ebf690) = 6796 [pid 6796] chdir("./3173") = 0 [pid 6796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6796] setpgid(0, 0) = 0 [pid 6796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6796] write(3, "1000", 4) = 4 [pid 6796] close(3) = 0 [pid 6796] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6796] mkdir("./file0", 0777) = 0 [pid 6796] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6796] pipe2([3, 4], 0) = 0 [pid 6796] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6796] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6796] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6796] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6796] sync() = 0 [pid 6796] exit_group(0) = ? [pid 6796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6796, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3173", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3173/binderfs") = 0 umount2("./3173/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3173/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3173/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3173/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3173/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3173") = 0 mkdir("./3174", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6797 ./strace-static-x86_64: Process 6797 attached [pid 6797] chdir("./3174") = 0 [pid 6797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6797] setpgid(0, 0) = 0 [pid 6797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6797] write(3, "1000", 4) = 4 [pid 6797] close(3) = 0 [pid 6797] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6797] mkdir("./file0", 0777) = 0 [pid 6797] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6797] pipe2([3, 4], 0) = 0 [pid 6797] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6797] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6797] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6797] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6797] sync() = 0 [pid 6797] exit_group(0) = ? [pid 6797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3174", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3174/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3174/binderfs") = 0 umount2("./3174/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3174/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3174/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3174/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3174/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3174") = 0 mkdir("./3175", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6798 attached , child_tidptr=0x555556ebf690) = 6798 [pid 6798] chdir("./3175") = 0 [pid 6798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6798] setpgid(0, 0) = 0 [pid 6798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6798] write(3, "1000", 4) = 4 [pid 6798] close(3) = 0 [pid 6798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6798] mkdir("./file0", 0777) = 0 [pid 6798] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6798] pipe2([3, 4], 0) = 0 [pid 6798] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6798] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6798] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6798] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6798] sync() = 0 [pid 6798] exit_group(0) = ? [pid 6798] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6798, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3175", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3175/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3175/binderfs") = 0 umount2("./3175/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3175/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3175/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3175/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3175/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3175") = 0 mkdir("./3176", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6799 ./strace-static-x86_64: Process 6799 attached [pid 6799] chdir("./3176") = 0 [pid 6799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6799] setpgid(0, 0) = 0 [pid 6799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6799] write(3, "1000", 4) = 4 [pid 6799] close(3) = 0 [pid 6799] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6799] mkdir("./file0", 0777) = 0 [pid 6799] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6799] pipe2([3, 4], 0) = 0 [pid 6799] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6799] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6799] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6799] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6799] sync() = 0 [pid 6799] exit_group(0) = ? [pid 6799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6799, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3176", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3176/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3176/binderfs") = 0 umount2("./3176/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3176/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3176/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3176/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3176/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3176") = 0 mkdir("./3177", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6800 attached , child_tidptr=0x555556ebf690) = 6800 [pid 6800] chdir("./3177") = 0 [pid 6800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6800] setpgid(0, 0) = 0 [pid 6800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6800] write(3, "1000", 4) = 4 [pid 6800] close(3) = 0 [pid 6800] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6800] mkdir("./file0", 0777) = 0 [pid 6800] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6800] pipe2([3, 4], 0) = 0 [pid 6800] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6800] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6800] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6800] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6800] sync() = 0 [pid 6800] exit_group(0) = ? [pid 6800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3177", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3177/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3177/binderfs") = 0 umount2("./3177/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3177/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3177/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3177/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3177/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3177") = 0 mkdir("./3178", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6801 attached , child_tidptr=0x555556ebf690) = 6801 [pid 6801] chdir("./3178") = 0 [pid 6801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6801] setpgid(0, 0) = 0 [pid 6801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6801] write(3, "1000", 4) = 4 [pid 6801] close(3) = 0 [pid 6801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6801] mkdir("./file0", 0777) = 0 [pid 6801] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6801] pipe2([3, 4], 0) = 0 [pid 6801] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6801] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6801] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6801] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6801] sync() = 0 [pid 6801] exit_group(0) = ? [pid 6801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6801, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3178", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3178/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3178/binderfs") = 0 umount2("./3178/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3178/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3178/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3178/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3178/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3178") = 0 mkdir("./3179", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6802 attached , child_tidptr=0x555556ebf690) = 6802 [pid 6802] chdir("./3179") = 0 [pid 6802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6802] setpgid(0, 0) = 0 [pid 6802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6802] write(3, "1000", 4) = 4 [pid 6802] close(3) = 0 [pid 6802] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6802] mkdir("./file0", 0777) = 0 [pid 6802] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6802] pipe2([3, 4], 0) = 0 [pid 6802] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6802] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6802] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6802] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6802] sync() = 0 [pid 6802] exit_group(0) = ? [pid 6802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3179", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3179/binderfs") = 0 umount2("./3179/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3179/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3179/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3179/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3179/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3179") = 0 mkdir("./3180", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6803 attached , child_tidptr=0x555556ebf690) = 6803 [pid 6803] chdir("./3180") = 0 [pid 6803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6803] setpgid(0, 0) = 0 [pid 6803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6803] write(3, "1000", 4) = 4 [pid 6803] close(3) = 0 [pid 6803] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6803] mkdir("./file0", 0777) = 0 [pid 6803] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6803] pipe2([3, 4], 0) = 0 [pid 6803] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6803] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6803] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6803] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6803] sync() = 0 [pid 6803] exit_group(0) = ? [pid 6803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3180", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3180/binderfs") = 0 umount2("./3180/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3180/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3180/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3180/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3180/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3180") = 0 mkdir("./3181", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6804 attached , child_tidptr=0x555556ebf690) = 6804 [pid 6804] chdir("./3181") = 0 [pid 6804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6804] setpgid(0, 0) = 0 [pid 6804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6804] write(3, "1000", 4) = 4 [pid 6804] close(3) = 0 [pid 6804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6804] mkdir("./file0", 0777) = 0 [pid 6804] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6804] pipe2([3, 4], 0) = 0 [pid 6804] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6804] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6804] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6804] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6804] sync() = 0 [pid 6804] exit_group(0) = ? [pid 6804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6804, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3181", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3181/binderfs") = 0 umount2("./3181/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3181/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3181/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3181/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3181/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3181") = 0 mkdir("./3182", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6805 attached , child_tidptr=0x555556ebf690) = 6805 [pid 6805] chdir("./3182") = 0 [pid 6805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6805] setpgid(0, 0) = 0 [pid 6805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6805] write(3, "1000", 4) = 4 [pid 6805] close(3) = 0 [pid 6805] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6805] mkdir("./file0", 0777) = 0 [pid 6805] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6805] pipe2([3, 4], 0) = 0 [pid 6805] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6805] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6805] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6805] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6805] sync() = 0 [pid 6805] exit_group(0) = ? [pid 6805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3182", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3182/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3182/binderfs") = 0 umount2("./3182/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3182/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3182/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3182/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3182/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3182") = 0 mkdir("./3183", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6806 attached , child_tidptr=0x555556ebf690) = 6806 [pid 6806] chdir("./3183") = 0 [pid 6806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6806] setpgid(0, 0) = 0 [pid 6806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6806] write(3, "1000", 4) = 4 [pid 6806] close(3) = 0 [pid 6806] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6806] mkdir("./file0", 0777) = 0 [pid 6806] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6806] pipe2([3, 4], 0) = 0 [pid 6806] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6806] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6806] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6806] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6806] sync() = 0 [pid 6806] exit_group(0) = ? [pid 6806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3183", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3183/binderfs") = 0 umount2("./3183/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3183/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3183/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3183/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3183/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3183") = 0 mkdir("./3184", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6807 attached , child_tidptr=0x555556ebf690) = 6807 [pid 6807] chdir("./3184") = 0 [pid 6807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6807] setpgid(0, 0) = 0 [pid 6807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6807] write(3, "1000", 4) = 4 [pid 6807] close(3) = 0 [pid 6807] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6807] mkdir("./file0", 0777) = 0 [pid 6807] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6807] pipe2([3, 4], 0) = 0 [pid 6807] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6807] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6807] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6807] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6807] sync() = 0 [pid 6807] exit_group(0) = ? [pid 6807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6807, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3184", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3184/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3184/binderfs") = 0 umount2("./3184/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3184/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3184/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3184/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3184/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3184") = 0 mkdir("./3185", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6808 ./strace-static-x86_64: Process 6808 attached [pid 6808] chdir("./3185") = 0 [pid 6808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6808] setpgid(0, 0) = 0 [pid 6808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6808] write(3, "1000", 4) = 4 [pid 6808] close(3) = 0 [pid 6808] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6808] mkdir("./file0", 0777) = 0 [pid 6808] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6808] pipe2([3, 4], 0) = 0 [pid 6808] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6808] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6808] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6808] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6808] sync() = 0 [pid 6808] exit_group(0) = ? [pid 6808] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3185", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3185/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3185/binderfs") = 0 umount2("./3185/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3185/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3185/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3185/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3185/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3185") = 0 mkdir("./3186", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6809 attached , child_tidptr=0x555556ebf690) = 6809 [pid 6809] chdir("./3186") = 0 [pid 6809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6809] setpgid(0, 0) = 0 [pid 6809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6809] write(3, "1000", 4) = 4 [pid 6809] close(3) = 0 [pid 6809] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6809] mkdir("./file0", 0777) = 0 [pid 6809] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6809] pipe2([3, 4], 0) = 0 [pid 6809] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6809] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6809] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6809] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6809] sync() = 0 [pid 6809] exit_group(0) = ? [pid 6809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3186", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3186/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3186/binderfs") = 0 umount2("./3186/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3186/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3186/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3186/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3186/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3186") = 0 mkdir("./3187", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6810 attached , child_tidptr=0x555556ebf690) = 6810 [pid 6810] chdir("./3187") = 0 [pid 6810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6810] setpgid(0, 0) = 0 [pid 6810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6810] write(3, "1000", 4) = 4 [pid 6810] close(3) = 0 [pid 6810] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6810] mkdir("./file0", 0777) = 0 [pid 6810] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6810] pipe2([3, 4], 0) = 0 [pid 6810] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6810] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6810] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6810] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6810] sync() = 0 [pid 6810] exit_group(0) = ? [pid 6810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6810, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3187", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3187/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3187/binderfs") = 0 umount2("./3187/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3187/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3187/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3187/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3187/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3187") = 0 mkdir("./3188", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6811 attached , child_tidptr=0x555556ebf690) = 6811 [pid 6811] chdir("./3188") = 0 [pid 6811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6811] setpgid(0, 0) = 0 [pid 6811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6811] write(3, "1000", 4) = 4 [pid 6811] close(3) = 0 [pid 6811] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6811] mkdir("./file0", 0777) = 0 [pid 6811] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6811] pipe2([3, 4], 0) = 0 [pid 6811] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6811] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6811] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6811] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6811] sync() = 0 [pid 6811] exit_group(0) = ? [pid 6811] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3188", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3188/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3188/binderfs") = 0 umount2("./3188/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3188/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3188/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3188/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3188/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3188") = 0 mkdir("./3189", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6812 attached , child_tidptr=0x555556ebf690) = 6812 [pid 6812] chdir("./3189") = 0 [pid 6812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6812] setpgid(0, 0) = 0 [pid 6812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6812] write(3, "1000", 4) = 4 [pid 6812] close(3) = 0 [pid 6812] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6812] mkdir("./file0", 0777) = 0 [pid 6812] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6812] pipe2([3, 4], 0) = 0 [pid 6812] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6812] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6812] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6812] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6812] sync() = 0 [pid 6812] exit_group(0) = ? [pid 6812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3189", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3189/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3189/binderfs") = 0 umount2("./3189/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3189/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3189/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3189/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3189/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3189") = 0 mkdir("./3190", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6813 ./strace-static-x86_64: Process 6813 attached [pid 6813] chdir("./3190") = 0 [pid 6813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6813] setpgid(0, 0) = 0 [pid 6813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6813] write(3, "1000", 4) = 4 [pid 6813] close(3) = 0 [pid 6813] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6813] mkdir("./file0", 0777) = 0 [pid 6813] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6813] pipe2([3, 4], 0) = 0 [pid 6813] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6813] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6813] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6813] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6813] sync() = 0 [pid 6813] exit_group(0) = ? [pid 6813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6813, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3190", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3190/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3190/binderfs") = 0 umount2("./3190/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3190/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3190/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3190/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3190/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3190") = 0 mkdir("./3191", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6814 ./strace-static-x86_64: Process 6814 attached [pid 6814] chdir("./3191") = 0 [pid 6814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6814] setpgid(0, 0) = 0 [pid 6814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6814] write(3, "1000", 4) = 4 [pid 6814] close(3) = 0 [pid 6814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6814] mkdir("./file0", 0777) = 0 [pid 6814] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6814] pipe2([3, 4], 0) = 0 [pid 6814] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6814] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6814] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6814] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6814] sync() = 0 [pid 6814] exit_group(0) = ? [pid 6814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6814, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3191", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3191/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3191/binderfs") = 0 umount2("./3191/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3191/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3191/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3191/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3191/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3191") = 0 mkdir("./3192", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6815 attached , child_tidptr=0x555556ebf690) = 6815 [pid 6815] chdir("./3192") = 0 [pid 6815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6815] setpgid(0, 0) = 0 [pid 6815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6815] write(3, "1000", 4) = 4 [pid 6815] close(3) = 0 [pid 6815] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6815] mkdir("./file0", 0777) = 0 [pid 6815] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6815] pipe2([3, 4], 0) = 0 [pid 6815] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6815] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6815] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6815] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6815] sync() = 0 [pid 6815] exit_group(0) = ? [pid 6815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3192", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3192/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3192/binderfs") = 0 umount2("./3192/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3192/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3192/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3192/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3192/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3192") = 0 mkdir("./3193", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6816 attached , child_tidptr=0x555556ebf690) = 6816 [pid 6816] chdir("./3193") = 0 [pid 6816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6816] setpgid(0, 0) = 0 [pid 6816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6816] write(3, "1000", 4) = 4 [pid 6816] close(3) = 0 [pid 6816] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6816] mkdir("./file0", 0777) = 0 [pid 6816] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6816] pipe2([3, 4], 0) = 0 [pid 6816] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6816] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6816] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6816] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6816] sync() = 0 [pid 6816] exit_group(0) = ? [pid 6816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6816, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3193", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3193/binderfs") = 0 umount2("./3193/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3193/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3193/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3193/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3193/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3193") = 0 mkdir("./3194", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6817 ./strace-static-x86_64: Process 6817 attached [pid 6817] chdir("./3194") = 0 [pid 6817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6817] setpgid(0, 0) = 0 [pid 6817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6817] write(3, "1000", 4) = 4 [pid 6817] close(3) = 0 [pid 6817] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6817] mkdir("./file0", 0777) = 0 [pid 6817] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6817] pipe2([3, 4], 0) = 0 [pid 6817] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6817] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6817] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6817] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6817] sync() = 0 [pid 6817] exit_group(0) = ? [pid 6817] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6817, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3194", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3194/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3194/binderfs") = 0 umount2("./3194/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3194/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3194/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3194/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3194/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3194") = 0 mkdir("./3195", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6818 attached , child_tidptr=0x555556ebf690) = 6818 [pid 6818] chdir("./3195") = 0 [pid 6818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6818] setpgid(0, 0) = 0 [pid 6818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6818] write(3, "1000", 4) = 4 [pid 6818] close(3) = 0 [pid 6818] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6818] mkdir("./file0", 0777) = 0 [pid 6818] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6818] pipe2([3, 4], 0) = 0 [pid 6818] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6818] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6818] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6818] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6818] sync() = 0 [pid 6818] exit_group(0) = ? [pid 6818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3195", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3195/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3195/binderfs") = 0 umount2("./3195/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3195/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3195/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3195/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3195/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3195") = 0 mkdir("./3196", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6819 attached , child_tidptr=0x555556ebf690) = 6819 [pid 6819] chdir("./3196") = 0 [pid 6819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6819] setpgid(0, 0) = 0 [pid 6819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6819] write(3, "1000", 4) = 4 [pid 6819] close(3) = 0 [pid 6819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6819] mkdir("./file0", 0777) = 0 [pid 6819] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6819] pipe2([3, 4], 0) = 0 [pid 6819] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6819] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6819] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6819] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6819] sync() = 0 [pid 6819] exit_group(0) = ? [pid 6819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6819, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3196", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3196/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3196/binderfs") = 0 umount2("./3196/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3196/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3196/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3196/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3196/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3196") = 0 mkdir("./3197", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6820 attached , child_tidptr=0x555556ebf690) = 6820 [pid 6820] chdir("./3197") = 0 [pid 6820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6820] setpgid(0, 0) = 0 [pid 6820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6820] write(3, "1000", 4) = 4 [pid 6820] close(3) = 0 [pid 6820] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6820] mkdir("./file0", 0777) = 0 [pid 6820] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6820] pipe2([3, 4], 0) = 0 [pid 6820] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6820] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6820] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6820] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6820] sync() = 0 [pid 6820] exit_group(0) = ? [pid 6820] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6820, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3197", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3197/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3197/binderfs") = 0 umount2("./3197/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3197/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3197/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3197/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3197/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3197") = 0 mkdir("./3198", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6821 attached , child_tidptr=0x555556ebf690) = 6821 [pid 6821] chdir("./3198") = 0 [pid 6821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6821] setpgid(0, 0) = 0 [pid 6821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6821] write(3, "1000", 4) = 4 [pid 6821] close(3) = 0 [pid 6821] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6821] mkdir("./file0", 0777) = 0 [pid 6821] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6821] pipe2([3, 4], 0) = 0 [pid 6821] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6821] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6821] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6821] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6821] sync() = 0 [pid 6821] exit_group(0) = ? [pid 6821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3198", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3198/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3198/binderfs") = 0 umount2("./3198/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3198/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3198/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3198/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3198/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3198") = 0 mkdir("./3199", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6822 attached , child_tidptr=0x555556ebf690) = 6822 [pid 6822] chdir("./3199") = 0 [pid 6822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6822] setpgid(0, 0) = 0 [pid 6822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6822] write(3, "1000", 4) = 4 [pid 6822] close(3) = 0 [pid 6822] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6822] mkdir("./file0", 0777) = 0 [pid 6822] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6822] pipe2([3, 4], 0) = 0 [pid 6822] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6822] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6822] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6822] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6822] sync() = 0 [pid 6822] exit_group(0) = ? [pid 6822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6822, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3199", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3199/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3199/binderfs") = 0 umount2("./3199/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3199/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3199/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3199/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3199/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3199") = 0 mkdir("./3200", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6823 ./strace-static-x86_64: Process 6823 attached [pid 6823] chdir("./3200") = 0 [pid 6823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6823] setpgid(0, 0) = 0 [pid 6823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6823] write(3, "1000", 4) = 4 [pid 6823] close(3) = 0 [pid 6823] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6823] mkdir("./file0", 0777) = 0 [pid 6823] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6823] pipe2([3, 4], 0) = 0 [pid 6823] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6823] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6823] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6823] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6823] sync() = 0 [pid 6823] exit_group(0) = ? [pid 6823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3200", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3200/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3200/binderfs") = 0 umount2("./3200/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3200/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3200/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3200/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3200/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3200") = 0 mkdir("./3201", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6824 attached , child_tidptr=0x555556ebf690) = 6824 [pid 6824] chdir("./3201") = 0 [pid 6824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6824] setpgid(0, 0) = 0 [pid 6824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6824] write(3, "1000", 4) = 4 [pid 6824] close(3) = 0 [pid 6824] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6824] mkdir("./file0", 0777) = 0 [pid 6824] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6824] pipe2([3, 4], 0) = 0 [pid 6824] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6824] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6824] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6824] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6824] sync() = 0 [pid 6824] exit_group(0) = ? [pid 6824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3201", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3201/binderfs") = 0 umount2("./3201/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3201/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3201/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3201/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3201/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3201") = 0 mkdir("./3202", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6825 ./strace-static-x86_64: Process 6825 attached [pid 6825] chdir("./3202") = 0 [pid 6825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6825] setpgid(0, 0) = 0 [pid 6825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6825] write(3, "1000", 4) = 4 [pid 6825] close(3) = 0 [pid 6825] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6825] mkdir("./file0", 0777) = 0 [pid 6825] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6825] pipe2([3, 4], 0) = 0 [pid 6825] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6825] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6825] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6825] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6825] sync() = 0 [pid 6825] exit_group(0) = ? [pid 6825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6825, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3202", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3202/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3202/binderfs") = 0 umount2("./3202/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3202/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3202/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3202/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3202/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3202") = 0 mkdir("./3203", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6826 attached , child_tidptr=0x555556ebf690) = 6826 [pid 6826] chdir("./3203") = 0 [pid 6826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6826] setpgid(0, 0) = 0 [pid 6826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6826] write(3, "1000", 4) = 4 [pid 6826] close(3) = 0 [pid 6826] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6826] mkdir("./file0", 0777) = 0 [pid 6826] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6826] pipe2([3, 4], 0) = 0 [pid 6826] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6826] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6826] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6826] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6826] sync() = 0 [pid 6826] exit_group(0) = ? [pid 6826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3203", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3203/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3203/binderfs") = 0 umount2("./3203/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3203/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3203/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3203/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3203/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3203") = 0 mkdir("./3204", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6827 attached , child_tidptr=0x555556ebf690) = 6827 [pid 6827] chdir("./3204") = 0 [pid 6827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6827] setpgid(0, 0) = 0 [pid 6827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6827] write(3, "1000", 4) = 4 [pid 6827] close(3) = 0 [pid 6827] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6827] mkdir("./file0", 0777) = 0 [pid 6827] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6827] pipe2([3, 4], 0) = 0 [pid 6827] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6827] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6827] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6827] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6827] sync() = 0 [pid 6827] exit_group(0) = ? [pid 6827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3204", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3204/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3204/binderfs") = 0 umount2("./3204/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3204/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3204/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3204/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3204/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3204") = 0 mkdir("./3205", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6828 attached , child_tidptr=0x555556ebf690) = 6828 [pid 6828] chdir("./3205") = 0 [pid 6828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6828] setpgid(0, 0) = 0 [pid 6828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6828] write(3, "1000", 4) = 4 [pid 6828] close(3) = 0 [pid 6828] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6828] mkdir("./file0", 0777) = 0 [pid 6828] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6828] pipe2([3, 4], 0) = 0 [pid 6828] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6828] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6828] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6828] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6828] sync() = 0 [pid 6828] exit_group(0) = ? [pid 6828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6828, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3205", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3205/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3205/binderfs") = 0 umount2("./3205/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3205/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3205/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3205/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3205/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3205") = 0 mkdir("./3206", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6829 attached , child_tidptr=0x555556ebf690) = 6829 [pid 6829] chdir("./3206") = 0 [pid 6829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6829] setpgid(0, 0) = 0 [pid 6829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6829] write(3, "1000", 4) = 4 [pid 6829] close(3) = 0 [pid 6829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6829] mkdir("./file0", 0777) = 0 [pid 6829] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6829] pipe2([3, 4], 0) = 0 [pid 6829] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6829] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6829] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6829] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6829] sync() = 0 [pid 6829] exit_group(0) = ? [pid 6829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6829, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3206", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3206/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3206/binderfs") = 0 umount2("./3206/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3206/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3206/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3206/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3206/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3206") = 0 mkdir("./3207", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6830 attached , child_tidptr=0x555556ebf690) = 6830 [pid 6830] chdir("./3207") = 0 [pid 6830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6830] setpgid(0, 0) = 0 [pid 6830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6830] write(3, "1000", 4) = 4 [pid 6830] close(3) = 0 [pid 6830] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6830] mkdir("./file0", 0777) = 0 [pid 6830] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6830] pipe2([3, 4], 0) = 0 [pid 6830] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6830] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6830] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6830] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6830] sync() = 0 [pid 6830] exit_group(0) = ? [pid 6830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3207", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3207/binderfs") = 0 umount2("./3207/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3207/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3207/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3207/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3207/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3207") = 0 mkdir("./3208", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6831 attached , child_tidptr=0x555556ebf690) = 6831 [pid 6831] chdir("./3208") = 0 [pid 6831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6831] setpgid(0, 0) = 0 [pid 6831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6831] write(3, "1000", 4) = 4 [pid 6831] close(3) = 0 [pid 6831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6831] mkdir("./file0", 0777) = 0 [pid 6831] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6831] pipe2([3, 4], 0) = 0 [pid 6831] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6831] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6831] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6831] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6831] sync() = 0 [pid 6831] exit_group(0) = ? [pid 6831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6831, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3208", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3208/binderfs") = 0 umount2("./3208/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3208/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3208/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3208/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3208/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3208") = 0 mkdir("./3209", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6832 attached , child_tidptr=0x555556ebf690) = 6832 [pid 6832] chdir("./3209") = 0 [pid 6832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6832] setpgid(0, 0) = 0 [pid 6832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6832] write(3, "1000", 4) = 4 [pid 6832] close(3) = 0 [pid 6832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6832] mkdir("./file0", 0777) = 0 [pid 6832] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6832] pipe2([3, 4], 0) = 0 [pid 6832] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6832] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6832] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6832] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6832] sync() = 0 [pid 6832] exit_group(0) = ? [pid 6832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6832, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3209", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3209/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3209/binderfs") = 0 umount2("./3209/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3209/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3209/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3209/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3209/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3209") = 0 mkdir("./3210", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6833 attached , child_tidptr=0x555556ebf690) = 6833 [pid 6833] chdir("./3210") = 0 [pid 6833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6833] setpgid(0, 0) = 0 [pid 6833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6833] write(3, "1000", 4) = 4 [pid 6833] close(3) = 0 [pid 6833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6833] mkdir("./file0", 0777) = 0 [pid 6833] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6833] pipe2([3, 4], 0) = 0 [pid 6833] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6833] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6833] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6833] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6833] sync() = 0 [pid 6833] exit_group(0) = ? [pid 6833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3210", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3210/binderfs") = 0 umount2("./3210/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3210/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3210/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3210/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3210/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3210") = 0 mkdir("./3211", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6834 attached , child_tidptr=0x555556ebf690) = 6834 [pid 6834] chdir("./3211") = 0 [pid 6834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6834] setpgid(0, 0) = 0 [pid 6834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6834] write(3, "1000", 4) = 4 [pid 6834] close(3) = 0 [pid 6834] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6834] mkdir("./file0", 0777) = 0 [pid 6834] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6834] pipe2([3, 4], 0) = 0 [pid 6834] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6834] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6834] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6834] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6834] sync() = 0 [pid 6834] exit_group(0) = ? [pid 6834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6834, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3211", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3211/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3211/binderfs") = 0 umount2("./3211/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3211/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3211/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3211/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3211/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3211") = 0 mkdir("./3212", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6835 attached , child_tidptr=0x555556ebf690) = 6835 [pid 6835] chdir("./3212") = 0 [pid 6835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6835] setpgid(0, 0) = 0 [pid 6835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6835] write(3, "1000", 4) = 4 [pid 6835] close(3) = 0 [pid 6835] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6835] mkdir("./file0", 0777) = 0 [pid 6835] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6835] pipe2([3, 4], 0) = 0 [pid 6835] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6835] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6835] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6835] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6835] sync() = 0 [pid 6835] exit_group(0) = ? [pid 6835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3212", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3212/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3212/binderfs") = 0 umount2("./3212/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3212/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3212/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3212/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3212/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3212") = 0 mkdir("./3213", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6836 attached , child_tidptr=0x555556ebf690) = 6836 [pid 6836] chdir("./3213") = 0 [pid 6836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6836] setpgid(0, 0) = 0 [pid 6836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6836] write(3, "1000", 4) = 4 [pid 6836] close(3) = 0 [pid 6836] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6836] mkdir("./file0", 0777) = 0 [pid 6836] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6836] pipe2([3, 4], 0) = 0 [pid 6836] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6836] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6836] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6836] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6836] sync() = 0 [pid 6836] exit_group(0) = ? [pid 6836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3213", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3213/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3213/binderfs") = 0 umount2("./3213/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3213/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3213/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3213/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3213/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3213") = 0 mkdir("./3214", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6837 attached , child_tidptr=0x555556ebf690) = 6837 [pid 6837] chdir("./3214") = 0 [pid 6837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6837] setpgid(0, 0) = 0 [pid 6837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6837] write(3, "1000", 4) = 4 [pid 6837] close(3) = 0 [pid 6837] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6837] mkdir("./file0", 0777) = 0 [pid 6837] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6837] pipe2([3, 4], 0) = 0 [pid 6837] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6837] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6837] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6837] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6837] sync() = 0 [pid 6837] exit_group(0) = ? [pid 6837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6837, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3214", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3214/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3214/binderfs") = 0 umount2("./3214/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3214/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3214/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3214/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3214/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3214") = 0 mkdir("./3215", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6838 ./strace-static-x86_64: Process 6838 attached [pid 6838] chdir("./3215") = 0 [pid 6838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6838] setpgid(0, 0) = 0 [pid 6838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6838] write(3, "1000", 4) = 4 [pid 6838] close(3) = 0 [pid 6838] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6838] mkdir("./file0", 0777) = 0 [pid 6838] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6838] pipe2([3, 4], 0) = 0 [pid 6838] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6838] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6838] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6838] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6838] sync() = 0 [pid 6838] exit_group(0) = ? [pid 6838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3215", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3215/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3215/binderfs") = 0 umount2("./3215/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3215/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3215/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3215/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3215/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3215") = 0 mkdir("./3216", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6839 ./strace-static-x86_64: Process 6839 attached [pid 6839] chdir("./3216") = 0 [pid 6839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6839] setpgid(0, 0) = 0 [pid 6839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6839] write(3, "1000", 4) = 4 [pid 6839] close(3) = 0 [pid 6839] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6839] mkdir("./file0", 0777) = 0 [pid 6839] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6839] pipe2([3, 4], 0) = 0 [pid 6839] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6839] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6839] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6839] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6839] sync() = 0 [pid 6839] exit_group(0) = ? [pid 6839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6839, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3216", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3216/binderfs") = 0 umount2("./3216/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3216/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3216/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3216/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3216/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3216") = 0 mkdir("./3217", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6840 attached , child_tidptr=0x555556ebf690) = 6840 [pid 6840] chdir("./3217") = 0 [pid 6840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6840] setpgid(0, 0) = 0 [pid 6840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6840] write(3, "1000", 4) = 4 [pid 6840] close(3) = 0 [pid 6840] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6840] mkdir("./file0", 0777) = 0 [pid 6840] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6840] pipe2([3, 4], 0) = 0 [pid 6840] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6840] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6840] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6840] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6840] sync() = 0 [pid 6840] exit_group(0) = ? [pid 6840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6840, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3217", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3217/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3217/binderfs") = 0 umount2("./3217/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3217/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3217/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3217/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3217/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3217") = 0 mkdir("./3218", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6841 ./strace-static-x86_64: Process 6841 attached [pid 6841] chdir("./3218") = 0 [pid 6841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6841] setpgid(0, 0) = 0 [pid 6841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6841] write(3, "1000", 4) = 4 [pid 6841] close(3) = 0 [pid 6841] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6841] mkdir("./file0", 0777) = 0 [pid 6841] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6841] pipe2([3, 4], 0) = 0 [pid 6841] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6841] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6841] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6841] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6841] sync() = 0 [pid 6841] exit_group(0) = ? [pid 6841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3218", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3218/binderfs") = 0 umount2("./3218/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3218/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3218/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3218/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3218/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3218") = 0 mkdir("./3219", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6842 attached , child_tidptr=0x555556ebf690) = 6842 [pid 6842] chdir("./3219") = 0 [pid 6842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6842] setpgid(0, 0) = 0 [pid 6842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6842] write(3, "1000", 4) = 4 [pid 6842] close(3) = 0 [pid 6842] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6842] mkdir("./file0", 0777) = 0 [pid 6842] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6842] pipe2([3, 4], 0) = 0 [pid 6842] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6842] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6842] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6842] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6842] sync() = 0 [pid 6842] exit_group(0) = ? [pid 6842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6842, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3219", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3219/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3219/binderfs") = 0 umount2("./3219/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3219/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3219/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3219/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3219/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3219") = 0 mkdir("./3220", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6843 attached , child_tidptr=0x555556ebf690) = 6843 [pid 6843] chdir("./3220") = 0 [pid 6843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6843] setpgid(0, 0) = 0 [pid 6843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6843] write(3, "1000", 4) = 4 [pid 6843] close(3) = 0 [pid 6843] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6843] mkdir("./file0", 0777) = 0 [pid 6843] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6843] pipe2([3, 4], 0) = 0 [pid 6843] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6843] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6843] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6843] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6843] sync() = 0 [pid 6843] exit_group(0) = ? [pid 6843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6843, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3220", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3220/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3220/binderfs") = 0 umount2("./3220/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3220/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3220/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3220/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3220/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3220") = 0 mkdir("./3221", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6844 attached , child_tidptr=0x555556ebf690) = 6844 [pid 6844] chdir("./3221") = 0 [pid 6844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6844] setpgid(0, 0) = 0 [pid 6844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6844] write(3, "1000", 4) = 4 [pid 6844] close(3) = 0 [pid 6844] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6844] mkdir("./file0", 0777) = 0 [pid 6844] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6844] pipe2([3, 4], 0) = 0 [pid 6844] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6844] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6844] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6844] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6844] sync() = 0 [pid 6844] exit_group(0) = ? [pid 6844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3221", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3221/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3221/binderfs") = 0 umount2("./3221/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3221/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3221/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3221/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3221/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3221") = 0 mkdir("./3222", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6845 attached , child_tidptr=0x555556ebf690) = 6845 [pid 6845] chdir("./3222") = 0 [pid 6845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6845] setpgid(0, 0) = 0 [pid 6845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6845] write(3, "1000", 4) = 4 [pid 6845] close(3) = 0 [pid 6845] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6845] mkdir("./file0", 0777) = 0 [pid 6845] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6845] pipe2([3, 4], 0) = 0 [pid 6845] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6845] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6845] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6845] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6845] sync() = 0 [pid 6845] exit_group(0) = ? [pid 6845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6845, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3222", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3222/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3222/binderfs") = 0 umount2("./3222/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3222/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3222/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3222/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3222/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3222") = 0 mkdir("./3223", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6846 attached , child_tidptr=0x555556ebf690) = 6846 [pid 6846] chdir("./3223") = 0 [pid 6846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6846] setpgid(0, 0) = 0 [pid 6846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6846] write(3, "1000", 4) = 4 [pid 6846] close(3) = 0 [pid 6846] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6846] mkdir("./file0", 0777) = 0 [pid 6846] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6846] pipe2([3, 4], 0) = 0 [pid 6846] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6846] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6846] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6846] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6846] sync() = 0 [pid 6846] exit_group(0) = ? [pid 6846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6846, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3223", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3223/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3223/binderfs") = 0 umount2("./3223/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3223/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3223/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3223/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3223/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3223") = 0 mkdir("./3224", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6847 attached , child_tidptr=0x555556ebf690) = 6847 [pid 6847] chdir("./3224") = 0 [pid 6847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6847] setpgid(0, 0) = 0 [pid 6847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6847] write(3, "1000", 4) = 4 [pid 6847] close(3) = 0 [pid 6847] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6847] mkdir("./file0", 0777) = 0 [pid 6847] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6847] pipe2([3, 4], 0) = 0 [pid 6847] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6847] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6847] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6847] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6847] sync() = 0 [pid 6847] exit_group(0) = ? [pid 6847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3224", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3224/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3224/binderfs") = 0 umount2("./3224/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3224/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3224/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3224/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3224/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3224") = 0 mkdir("./3225", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6848 attached , child_tidptr=0x555556ebf690) = 6848 [pid 6848] chdir("./3225") = 0 [pid 6848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6848] setpgid(0, 0) = 0 [pid 6848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6848] write(3, "1000", 4) = 4 [pid 6848] close(3) = 0 [pid 6848] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6848] mkdir("./file0", 0777) = 0 [pid 6848] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6848] pipe2([3, 4], 0) = 0 [pid 6848] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6848] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6848] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6848] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6848] sync() = 0 [pid 6848] exit_group(0) = ? [pid 6848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6848, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3225", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3225/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3225/binderfs") = 0 umount2("./3225/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3225/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3225/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3225/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3225/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3225") = 0 mkdir("./3226", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6849 attached , child_tidptr=0x555556ebf690) = 6849 [pid 6849] chdir("./3226") = 0 [pid 6849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6849] setpgid(0, 0) = 0 [pid 6849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6849] write(3, "1000", 4) = 4 [pid 6849] close(3) = 0 [pid 6849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6849] mkdir("./file0", 0777) = 0 [pid 6849] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6849] pipe2([3, 4], 0) = 0 [pid 6849] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6849] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6849] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6849] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6849] sync() = 0 [pid 6849] exit_group(0) = ? [pid 6849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6849, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3226", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3226/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3226/binderfs") = 0 umount2("./3226/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3226/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3226/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3226/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3226/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3226") = 0 mkdir("./3227", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6850 attached , child_tidptr=0x555556ebf690) = 6850 [pid 6850] chdir("./3227") = 0 [pid 6850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6850] setpgid(0, 0) = 0 [pid 6850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6850] write(3, "1000", 4) = 4 [pid 6850] close(3) = 0 [pid 6850] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6850] mkdir("./file0", 0777) = 0 [pid 6850] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6850] pipe2([3, 4], 0) = 0 [pid 6850] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6850] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6850] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6850] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6850] sync() = 0 [pid 6850] exit_group(0) = ? [pid 6850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3227", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3227/binderfs") = 0 umount2("./3227/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3227/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3227/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3227/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3227/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3227") = 0 mkdir("./3228", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6851 attached , child_tidptr=0x555556ebf690) = 6851 [pid 6851] chdir("./3228") = 0 [pid 6851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6851] setpgid(0, 0) = 0 [pid 6851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6851] write(3, "1000", 4) = 4 [pid 6851] close(3) = 0 [pid 6851] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6851] mkdir("./file0", 0777) = 0 [pid 6851] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6851] pipe2([3, 4], 0) = 0 [pid 6851] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6851] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6851] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6851] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6851] sync() = 0 [pid 6851] exit_group(0) = ? [pid 6851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6851, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3228", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3228/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3228/binderfs") = 0 umount2("./3228/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3228/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3228/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3228/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3228/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3228") = 0 mkdir("./3229", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6852 ./strace-static-x86_64: Process 6852 attached [pid 6852] chdir("./3229") = 0 [pid 6852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6852] setpgid(0, 0) = 0 [pid 6852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6852] write(3, "1000", 4) = 4 [pid 6852] close(3) = 0 [pid 6852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6852] mkdir("./file0", 0777) = 0 [pid 6852] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6852] pipe2([3, 4], 0) = 0 [pid 6852] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6852] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6852] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6852] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6852] sync() = 0 [pid 6852] exit_group(0) = ? [pid 6852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6852, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3229", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3229/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3229/binderfs") = 0 umount2("./3229/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3229/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3229/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3229/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3229/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3229") = 0 mkdir("./3230", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6853 attached , child_tidptr=0x555556ebf690) = 6853 [pid 6853] chdir("./3230") = 0 [pid 6853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6853] setpgid(0, 0) = 0 [pid 6853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6853] write(3, "1000", 4) = 4 [pid 6853] close(3) = 0 [pid 6853] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6853] mkdir("./file0", 0777) = 0 [pid 6853] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6853] pipe2([3, 4], 0) = 0 [pid 6853] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6853] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6853] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6853] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6853] sync() = 0 [pid 6853] exit_group(0) = ? [pid 6853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3230", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3230/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3230/binderfs") = 0 umount2("./3230/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3230/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3230/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3230/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3230/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3230") = 0 mkdir("./3231", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6854 attached , child_tidptr=0x555556ebf690) = 6854 [pid 6854] chdir("./3231") = 0 [pid 6854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6854] setpgid(0, 0) = 0 [pid 6854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6854] write(3, "1000", 4) = 4 [pid 6854] close(3) = 0 [pid 6854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6854] mkdir("./file0", 0777) = 0 [pid 6854] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6854] pipe2([3, 4], 0) = 0 [pid 6854] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6854] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6854] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6854] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6854] sync() = 0 [pid 6854] exit_group(0) = ? [pid 6854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6854, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3231", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3231/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3231/binderfs") = 0 umount2("./3231/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3231/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3231/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3231/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3231/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3231") = 0 mkdir("./3232", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6855 attached , child_tidptr=0x555556ebf690) = 6855 [pid 6855] chdir("./3232") = 0 [pid 6855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6855] setpgid(0, 0) = 0 [pid 6855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6855] write(3, "1000", 4) = 4 [pid 6855] close(3) = 0 [pid 6855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6855] mkdir("./file0", 0777) = 0 [pid 6855] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6855] pipe2([3, 4], 0) = 0 [pid 6855] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6855] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6855] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6855] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6855] sync() = 0 [pid 6855] exit_group(0) = ? [pid 6855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6855, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3232", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3232/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3232/binderfs") = 0 umount2("./3232/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3232/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3232/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3232/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3232/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3232") = 0 mkdir("./3233", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6856 attached , child_tidptr=0x555556ebf690) = 6856 [pid 6856] chdir("./3233") = 0 [pid 6856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6856] setpgid(0, 0) = 0 [pid 6856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6856] write(3, "1000", 4) = 4 [pid 6856] close(3) = 0 [pid 6856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6856] mkdir("./file0", 0777) = 0 [pid 6856] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6856] pipe2([3, 4], 0) = 0 [pid 6856] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6856] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6856] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6856] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6856] sync() = 0 [pid 6856] exit_group(0) = ? [pid 6856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3233", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3233/binderfs") = 0 umount2("./3233/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3233/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3233/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3233/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3233/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3233") = 0 mkdir("./3234", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6857 ./strace-static-x86_64: Process 6857 attached [pid 6857] chdir("./3234") = 0 [pid 6857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6857] setpgid(0, 0) = 0 [pid 6857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6857] write(3, "1000", 4) = 4 [pid 6857] close(3) = 0 [pid 6857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6857] mkdir("./file0", 0777) = 0 [pid 6857] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6857] pipe2([3, 4], 0) = 0 [pid 6857] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6857] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6857] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6857] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6857] sync() = 0 [pid 6857] exit_group(0) = ? [pid 6857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6857, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3234", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3234/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3234/binderfs") = 0 umount2("./3234/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3234/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3234/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3234/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3234/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3234") = 0 mkdir("./3235", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6858 attached , child_tidptr=0x555556ebf690) = 6858 [pid 6858] chdir("./3235") = 0 [pid 6858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6858] setpgid(0, 0) = 0 [pid 6858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6858] write(3, "1000", 4) = 4 [pid 6858] close(3) = 0 [pid 6858] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6858] mkdir("./file0", 0777) = 0 [pid 6858] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6858] pipe2([3, 4], 0) = 0 [pid 6858] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6858] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6858] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6858] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6858] sync() = 0 [pid 6858] exit_group(0) = ? [pid 6858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6858, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3235", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3235/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3235/binderfs") = 0 umount2("./3235/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3235/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3235/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3235/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3235/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3235") = 0 mkdir("./3236", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6859 ./strace-static-x86_64: Process 6859 attached [pid 6859] chdir("./3236") = 0 [pid 6859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6859] setpgid(0, 0) = 0 [pid 6859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6859] write(3, "1000", 4) = 4 [pid 6859] close(3) = 0 [pid 6859] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6859] mkdir("./file0", 0777) = 0 [pid 6859] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6859] pipe2([3, 4], 0) = 0 [pid 6859] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6859] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6859] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6859] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6859] sync() = 0 [pid 6859] exit_group(0) = ? [pid 6859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3236", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3236/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3236/binderfs") = 0 umount2("./3236/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3236/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3236/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3236/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3236/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3236") = 0 mkdir("./3237", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6860 attached , child_tidptr=0x555556ebf690) = 6860 [pid 6860] chdir("./3237") = 0 [pid 6860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6860] setpgid(0, 0) = 0 [pid 6860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6860] write(3, "1000", 4) = 4 [pid 6860] close(3) = 0 [pid 6860] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6860] mkdir("./file0", 0777) = 0 [pid 6860] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6860] pipe2([3, 4], 0) = 0 [pid 6860] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6860] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6860] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6860] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6860] sync() = 0 [pid 6860] exit_group(0) = ? [pid 6860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6860, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3237", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3237/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3237/binderfs") = 0 umount2("./3237/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3237/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3237/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3237/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3237/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3237") = 0 mkdir("./3238", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6861 attached , child_tidptr=0x555556ebf690) = 6861 [pid 6861] chdir("./3238") = 0 [pid 6861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6861] setpgid(0, 0) = 0 [pid 6861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6861] write(3, "1000", 4) = 4 [pid 6861] close(3) = 0 [pid 6861] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6861] mkdir("./file0", 0777) = 0 [pid 6861] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6861] pipe2([3, 4], 0) = 0 [pid 6861] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6861] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6861] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6861] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6861] sync() = 0 [pid 6861] exit_group(0) = ? [pid 6861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6861, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3238", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3238/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3238/binderfs") = 0 umount2("./3238/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3238/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3238/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3238/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3238/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3238") = 0 mkdir("./3239", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6862 ./strace-static-x86_64: Process 6862 attached [pid 6862] chdir("./3239") = 0 [pid 6862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6862] setpgid(0, 0) = 0 [pid 6862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6862] write(3, "1000", 4) = 4 [pid 6862] close(3) = 0 [pid 6862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6862] mkdir("./file0", 0777) = 0 [pid 6862] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6862] pipe2([3, 4], 0) = 0 [pid 6862] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6862] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6862] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6862] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6862] sync() = 0 [pid 6862] exit_group(0) = ? [pid 6862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3239", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3239/binderfs") = 0 umount2("./3239/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3239/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3239/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3239/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3239/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3239") = 0 mkdir("./3240", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6863 attached , child_tidptr=0x555556ebf690) = 6863 [pid 6863] chdir("./3240") = 0 [pid 6863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6863] setpgid(0, 0) = 0 [pid 6863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6863] write(3, "1000", 4) = 4 [pid 6863] close(3) = 0 [pid 6863] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6863] mkdir("./file0", 0777) = 0 [pid 6863] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6863] pipe2([3, 4], 0) = 0 [pid 6863] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6863] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6863] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6863] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6863] sync() = 0 [pid 6863] exit_group(0) = ? [pid 6863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6863, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3240", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3240/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3240/binderfs") = 0 umount2("./3240/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3240/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3240/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3240/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3240/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3240") = 0 mkdir("./3241", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6864 attached , child_tidptr=0x555556ebf690) = 6864 [pid 6864] chdir("./3241") = 0 [pid 6864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6864] setpgid(0, 0) = 0 [pid 6864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6864] write(3, "1000", 4) = 4 [pid 6864] close(3) = 0 [pid 6864] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6864] mkdir("./file0", 0777) = 0 [pid 6864] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6864] pipe2([3, 4], 0) = 0 [pid 6864] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6864] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6864] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6864] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6864] sync() = 0 [pid 6864] exit_group(0) = ? [pid 6864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6864, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3241", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3241/binderfs") = 0 umount2("./3241/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3241/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3241/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3241/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3241/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3241") = 0 mkdir("./3242", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6865 ./strace-static-x86_64: Process 6865 attached [pid 6865] chdir("./3242") = 0 [pid 6865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6865] setpgid(0, 0) = 0 [pid 6865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6865] write(3, "1000", 4) = 4 [pid 6865] close(3) = 0 [pid 6865] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6865] mkdir("./file0", 0777) = 0 [pid 6865] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6865] pipe2([3, 4], 0) = 0 [pid 6865] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6865] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6865] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6865] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6865] sync() = 0 [pid 6865] exit_group(0) = ? [pid 6865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3242", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3242/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3242/binderfs") = 0 umount2("./3242/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3242/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3242/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3242/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3242/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3242") = 0 mkdir("./3243", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6866 attached , child_tidptr=0x555556ebf690) = 6866 [pid 6866] chdir("./3243") = 0 [pid 6866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6866] setpgid(0, 0) = 0 [pid 6866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6866] write(3, "1000", 4) = 4 [pid 6866] close(3) = 0 [pid 6866] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6866] mkdir("./file0", 0777) = 0 [pid 6866] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6866] pipe2([3, 4], 0) = 0 [pid 6866] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6866] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6866] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6866] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6866] sync() = 0 [pid 6866] exit_group(0) = ? [pid 6866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6866, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3243", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3243/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3243/binderfs") = 0 umount2("./3243/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3243/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3243/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3243/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3243/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3243") = 0 mkdir("./3244", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6867 attached , child_tidptr=0x555556ebf690) = 6867 [pid 6867] chdir("./3244") = 0 [pid 6867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6867] setpgid(0, 0) = 0 [pid 6867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6867] write(3, "1000", 4) = 4 [pid 6867] close(3) = 0 [pid 6867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6867] mkdir("./file0", 0777) = 0 [pid 6867] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6867] pipe2([3, 4], 0) = 0 [pid 6867] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6867] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6867] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6867] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6867] sync() = 0 [pid 6867] exit_group(0) = ? [pid 6867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6867, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3244", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3244/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3244/binderfs") = 0 umount2("./3244/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3244/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3244/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3244/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3244/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3244") = 0 mkdir("./3245", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6868 ./strace-static-x86_64: Process 6868 attached [pid 6868] chdir("./3245") = 0 [pid 6868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6868] setpgid(0, 0) = 0 [pid 6868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6868] write(3, "1000", 4) = 4 [pid 6868] close(3) = 0 [pid 6868] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6868] mkdir("./file0", 0777) = 0 [pid 6868] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6868] pipe2([3, 4], 0) = 0 [pid 6868] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6868] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6868] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6868] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6868] sync() = 0 [pid 6868] exit_group(0) = ? [pid 6868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3245", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3245/binderfs") = 0 umount2("./3245/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3245/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3245/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3245/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3245/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3245") = 0 mkdir("./3246", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6869 attached , child_tidptr=0x555556ebf690) = 6869 [pid 6869] chdir("./3246") = 0 [pid 6869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6869] setpgid(0, 0) = 0 [pid 6869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6869] write(3, "1000", 4) = 4 [pid 6869] close(3) = 0 [pid 6869] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6869] mkdir("./file0", 0777) = 0 [pid 6869] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6869] pipe2([3, 4], 0) = 0 [pid 6869] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6869] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6869] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6869] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6869] sync() = 0 [pid 6869] exit_group(0) = ? [pid 6869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6869, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3246", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3246/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3246/binderfs") = 0 umount2("./3246/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3246/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3246/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3246/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3246/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3246") = 0 mkdir("./3247", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6870 attached , child_tidptr=0x555556ebf690) = 6870 [pid 6870] chdir("./3247") = 0 [pid 6870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6870] setpgid(0, 0) = 0 [pid 6870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6870] write(3, "1000", 4) = 4 [pid 6870] close(3) = 0 [pid 6870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6870] mkdir("./file0", 0777) = 0 [pid 6870] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6870] pipe2([3, 4], 0) = 0 [pid 6870] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6870] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6870] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6870] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6870] sync() = 0 [pid 6870] exit_group(0) = ? [pid 6870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6870, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3247", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3247/binderfs") = 0 umount2("./3247/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3247/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3247/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3247/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3247/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3247") = 0 mkdir("./3248", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6871 ./strace-static-x86_64: Process 6871 attached [pid 6871] chdir("./3248") = 0 [pid 6871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6871] setpgid(0, 0) = 0 [pid 6871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6871] write(3, "1000", 4) = 4 [pid 6871] close(3) = 0 [pid 6871] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6871] mkdir("./file0", 0777) = 0 [pid 6871] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6871] pipe2([3, 4], 0) = 0 [pid 6871] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6871] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6871] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6871] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6871] sync() = 0 [pid 6871] exit_group(0) = ? [pid 6871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3248", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3248/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3248/binderfs") = 0 umount2("./3248/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3248/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3248/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3248/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3248/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3248") = 0 mkdir("./3249", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6872 attached , child_tidptr=0x555556ebf690) = 6872 [pid 6872] chdir("./3249") = 0 [pid 6872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6872] setpgid(0, 0) = 0 [pid 6872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6872] write(3, "1000", 4) = 4 [pid 6872] close(3) = 0 [pid 6872] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6872] mkdir("./file0", 0777) = 0 [pid 6872] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6872] pipe2([3, 4], 0) = 0 [pid 6872] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6872] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6872] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6872] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6872] sync() = 0 [pid 6872] exit_group(0) = ? [pid 6872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6872, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3249", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3249/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3249/binderfs") = 0 umount2("./3249/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3249/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3249/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3249/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3249/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3249") = 0 mkdir("./3250", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6873 ./strace-static-x86_64: Process 6873 attached [pid 6873] chdir("./3250") = 0 [pid 6873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6873] setpgid(0, 0) = 0 [pid 6873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6873] write(3, "1000", 4) = 4 [pid 6873] close(3) = 0 [pid 6873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6873] mkdir("./file0", 0777) = 0 [pid 6873] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6873] pipe2([3, 4], 0) = 0 [pid 6873] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6873] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6873] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6873] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6873] sync() = 0 [pid 6873] exit_group(0) = ? [pid 6873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3250", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3250/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3250/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3250/binderfs") = 0 umount2("./3250/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3250/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3250/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3250/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3250/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3250") = 0 mkdir("./3251", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6874 attached , child_tidptr=0x555556ebf690) = 6874 [pid 6874] chdir("./3251") = 0 [pid 6874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6874] setpgid(0, 0) = 0 [pid 6874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6874] write(3, "1000", 4) = 4 [pid 6874] close(3) = 0 [pid 6874] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6874] mkdir("./file0", 0777) = 0 [pid 6874] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6874] pipe2([3, 4], 0) = 0 [pid 6874] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6874] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6874] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6874] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6874] sync() = 0 [pid 6874] exit_group(0) = ? [pid 6874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6874, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3251", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3251/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3251/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3251/binderfs") = 0 umount2("./3251/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3251/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3251/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3251/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3251/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3251") = 0 mkdir("./3252", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6875 attached , child_tidptr=0x555556ebf690) = 6875 [pid 6875] chdir("./3252") = 0 [pid 6875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6875] setpgid(0, 0) = 0 [pid 6875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6875] write(3, "1000", 4) = 4 [pid 6875] close(3) = 0 [pid 6875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6875] mkdir("./file0", 0777) = 0 [pid 6875] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6875] pipe2([3, 4], 0) = 0 [pid 6875] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6875] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6875] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6875] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6875] sync() = 0 [pid 6875] exit_group(0) = ? [pid 6875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6875, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3252", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3252/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3252/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3252/binderfs") = 0 umount2("./3252/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3252/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3252/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3252/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3252/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3252") = 0 mkdir("./3253", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6876 attached , child_tidptr=0x555556ebf690) = 6876 [pid 6876] chdir("./3253") = 0 [pid 6876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6876] setpgid(0, 0) = 0 [pid 6876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6876] write(3, "1000", 4) = 4 [pid 6876] close(3) = 0 [pid 6876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6876] mkdir("./file0", 0777) = 0 [pid 6876] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6876] pipe2([3, 4], 0) = 0 [pid 6876] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6876] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6876] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6876] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6876] sync() = 0 [pid 6876] exit_group(0) = ? [pid 6876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3253", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3253/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3253/binderfs") = 0 umount2("./3253/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3253/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3253/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3253/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3253/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3253") = 0 mkdir("./3254", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6877 attached , child_tidptr=0x555556ebf690) = 6877 [pid 6877] chdir("./3254") = 0 [pid 6877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6877] setpgid(0, 0) = 0 [pid 6877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6877] write(3, "1000", 4) = 4 [pid 6877] close(3) = 0 [pid 6877] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6877] mkdir("./file0", 0777) = 0 [pid 6877] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6877] pipe2([3, 4], 0) = 0 [pid 6877] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6877] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6877] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6877] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6877] sync() = 0 [pid 6877] exit_group(0) = ? [pid 6877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3254", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3254/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3254/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3254/binderfs") = 0 umount2("./3254/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3254/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3254/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3254/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3254/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3254") = 0 mkdir("./3255", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6878 attached , child_tidptr=0x555556ebf690) = 6878 [pid 6878] chdir("./3255") = 0 [pid 6878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6878] setpgid(0, 0) = 0 [pid 6878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6878] write(3, "1000", 4) = 4 [pid 6878] close(3) = 0 [pid 6878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6878] mkdir("./file0", 0777) = 0 [pid 6878] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6878] pipe2([3, 4], 0) = 0 [pid 6878] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6878] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6878] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6878] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6878] sync() = 0 [pid 6878] exit_group(0) = ? [pid 6878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6878, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3255", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3255/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3255/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3255/binderfs") = 0 umount2("./3255/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3255/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3255/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3255/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3255/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3255") = 0 mkdir("./3256", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6879 attached , child_tidptr=0x555556ebf690) = 6879 [pid 6879] chdir("./3256") = 0 [pid 6879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6879] setpgid(0, 0) = 0 [pid 6879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6879] write(3, "1000", 4) = 4 [pid 6879] close(3) = 0 [pid 6879] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6879] mkdir("./file0", 0777) = 0 [pid 6879] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6879] pipe2([3, 4], 0) = 0 [pid 6879] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6879] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6879] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6879] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6879] sync() = 0 [pid 6879] exit_group(0) = ? [pid 6879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3256", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3256/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3256/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3256/binderfs") = 0 umount2("./3256/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3256/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3256/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3256/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3256/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3256") = 0 mkdir("./3257", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6880 ./strace-static-x86_64: Process 6880 attached [pid 6880] chdir("./3257") = 0 [pid 6880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6880] setpgid(0, 0) = 0 [pid 6880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6880] write(3, "1000", 4) = 4 [pid 6880] close(3) = 0 [pid 6880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6880] mkdir("./file0", 0777) = 0 [pid 6880] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6880] pipe2([3, 4], 0) = 0 [pid 6880] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6880] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6880] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6880] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6880] sync() = 0 [pid 6880] exit_group(0) = ? [pid 6880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6880, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3257", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3257/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3257/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3257/binderfs") = 0 umount2("./3257/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3257/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3257/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3257/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3257/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3257") = 0 mkdir("./3258", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6881 attached , child_tidptr=0x555556ebf690) = 6881 [pid 6881] chdir("./3258") = 0 [pid 6881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6881] setpgid(0, 0) = 0 [pid 6881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6881] write(3, "1000", 4) = 4 [pid 6881] close(3) = 0 [pid 6881] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6881] mkdir("./file0", 0777) = 0 [pid 6881] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6881] pipe2([3, 4], 0) = 0 [pid 6881] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6881] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6881] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6881] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6881] sync() = 0 [pid 6881] exit_group(0) = ? [pid 6881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6881, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3258", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3258/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3258/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3258/binderfs") = 0 umount2("./3258/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3258/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3258/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3258/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3258/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3258") = 0 mkdir("./3259", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6882 attached , child_tidptr=0x555556ebf690) = 6882 [pid 6882] chdir("./3259") = 0 [pid 6882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6882] setpgid(0, 0) = 0 [pid 6882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6882] write(3, "1000", 4) = 4 [pid 6882] close(3) = 0 [pid 6882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6882] mkdir("./file0", 0777) = 0 [pid 6882] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6882] pipe2([3, 4], 0) = 0 [pid 6882] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6882] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6882] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6882] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6882] sync() = 0 [pid 6882] exit_group(0) = ? [pid 6882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3259", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3259/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3259/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3259/binderfs") = 0 umount2("./3259/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3259/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3259/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3259/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3259/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3259") = 0 mkdir("./3260", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6883 ./strace-static-x86_64: Process 6883 attached [pid 6883] chdir("./3260") = 0 [pid 6883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6883] setpgid(0, 0) = 0 [pid 6883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6883] write(3, "1000", 4) = 4 [pid 6883] close(3) = 0 [pid 6883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6883] mkdir("./file0", 0777) = 0 [pid 6883] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6883] pipe2([3, 4], 0) = 0 [pid 6883] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6883] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6883] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6883] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6883] sync() = 0 [pid 6883] exit_group(0) = ? [pid 6883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6883, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3260", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3260/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3260/binderfs") = 0 umount2("./3260/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3260/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3260/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3260/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3260/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3260") = 0 mkdir("./3261", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6884 attached , child_tidptr=0x555556ebf690) = 6884 [pid 6884] chdir("./3261") = 0 [pid 6884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6884] setpgid(0, 0) = 0 [pid 6884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6884] write(3, "1000", 4) = 4 [pid 6884] close(3) = 0 [pid 6884] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6884] mkdir("./file0", 0777) = 0 [pid 6884] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6884] pipe2([3, 4], 0) = 0 [pid 6884] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6884] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6884] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6884] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6884] sync() = 0 [pid 6884] exit_group(0) = ? [pid 6884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6884, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3261", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3261/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3261/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3261/binderfs") = 0 umount2("./3261/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3261/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3261/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3261/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3261/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3261") = 0 mkdir("./3262", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6885 attached , child_tidptr=0x555556ebf690) = 6885 [pid 6885] chdir("./3262") = 0 [pid 6885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6885] setpgid(0, 0) = 0 [pid 6885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6885] write(3, "1000", 4) = 4 [pid 6885] close(3) = 0 [pid 6885] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6885] mkdir("./file0", 0777) = 0 [pid 6885] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6885] pipe2([3, 4], 0) = 0 [pid 6885] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6885] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6885] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6885] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6885] sync() = 0 [pid 6885] exit_group(0) = ? [pid 6885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3262", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3262/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3262/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3262/binderfs") = 0 umount2("./3262/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3262/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3262/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3262/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3262/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3262") = 0 mkdir("./3263", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6886 attached , child_tidptr=0x555556ebf690) = 6886 [pid 6886] chdir("./3263") = 0 [pid 6886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6886] setpgid(0, 0) = 0 [pid 6886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6886] write(3, "1000", 4) = 4 [pid 6886] close(3) = 0 [pid 6886] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6886] mkdir("./file0", 0777) = 0 [pid 6886] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6886] pipe2([3, 4], 0) = 0 [pid 6886] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6886] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6886] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6886] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6886] sync() = 0 [pid 6886] exit_group(0) = ? [pid 6886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6886, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3263", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3263/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3263/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3263/binderfs") = 0 umount2("./3263/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3263/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3263/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3263/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3263/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3263") = 0 mkdir("./3264", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6887 attached , child_tidptr=0x555556ebf690) = 6887 [pid 6887] chdir("./3264") = 0 [pid 6887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6887] setpgid(0, 0) = 0 [pid 6887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6887] write(3, "1000", 4) = 4 [pid 6887] close(3) = 0 [pid 6887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6887] mkdir("./file0", 0777) = 0 [pid 6887] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6887] pipe2([3, 4], 0) = 0 [pid 6887] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6887] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6887] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6887] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6887] sync() = 0 [pid 6887] exit_group(0) = ? [pid 6887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3264", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3264/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3264/binderfs") = 0 umount2("./3264/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3264/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3264/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3264/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3264/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3264") = 0 mkdir("./3265", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6888 attached , child_tidptr=0x555556ebf690) = 6888 [pid 6888] chdir("./3265") = 0 [pid 6888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6888] setpgid(0, 0) = 0 [pid 6888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6888] write(3, "1000", 4) = 4 [pid 6888] close(3) = 0 [pid 6888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6888] mkdir("./file0", 0777) = 0 [pid 6888] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6888] pipe2([3, 4], 0) = 0 [pid 6888] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6888] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6888] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6888] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6888] sync() = 0 [pid 6888] exit_group(0) = ? [pid 6888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3265", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3265/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3265/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3265/binderfs") = 0 umount2("./3265/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3265/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3265/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3265/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3265/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3265") = 0 mkdir("./3266", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6889 attached , child_tidptr=0x555556ebf690) = 6889 [pid 6889] chdir("./3266") = 0 [pid 6889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6889] setpgid(0, 0) = 0 [pid 6889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6889] write(3, "1000", 4) = 4 [pid 6889] close(3) = 0 [pid 6889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6889] mkdir("./file0", 0777) = 0 [pid 6889] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6889] pipe2([3, 4], 0) = 0 [pid 6889] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6889] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6889] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6889] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6889] sync() = 0 [pid 6889] exit_group(0) = ? [pid 6889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6889, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3266", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3266/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3266/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3266/binderfs") = 0 umount2("./3266/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3266/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3266/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3266/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3266/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3266") = 0 mkdir("./3267", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6890 attached , child_tidptr=0x555556ebf690) = 6890 [pid 6890] chdir("./3267") = 0 [pid 6890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6890] setpgid(0, 0) = 0 [pid 6890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6890] write(3, "1000", 4) = 4 [pid 6890] close(3) = 0 [pid 6890] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6890] mkdir("./file0", 0777) = 0 [pid 6890] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6890] pipe2([3, 4], 0) = 0 [pid 6890] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6890] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6890] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6890] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6890] sync() = 0 [pid 6890] exit_group(0) = ? [pid 6890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6890, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3267", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3267/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3267/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3267/binderfs") = 0 umount2("./3267/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3267/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3267/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3267/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3267/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3267") = 0 mkdir("./3268", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6891 attached , child_tidptr=0x555556ebf690) = 6891 [pid 6891] chdir("./3268") = 0 [pid 6891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6891] setpgid(0, 0) = 0 [pid 6891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6891] write(3, "1000", 4) = 4 [pid 6891] close(3) = 0 [pid 6891] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6891] mkdir("./file0", 0777) = 0 [pid 6891] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6891] pipe2([3, 4], 0) = 0 [pid 6891] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6891] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6891] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6891] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6891] sync() = 0 [pid 6891] exit_group(0) = ? [pid 6891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3268", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3268/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3268/binderfs") = 0 umount2("./3268/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3268/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3268/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3268/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3268/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3268") = 0 mkdir("./3269", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6892 ./strace-static-x86_64: Process 6892 attached [pid 6892] chdir("./3269") = 0 [pid 6892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6892] setpgid(0, 0) = 0 [pid 6892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6892] write(3, "1000", 4) = 4 [pid 6892] close(3) = 0 [pid 6892] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6892] mkdir("./file0", 0777) = 0 [pid 6892] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6892] pipe2([3, 4], 0) = 0 [pid 6892] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6892] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6892] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6892] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6892] sync() = 0 [pid 6892] exit_group(0) = ? [pid 6892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6892, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3269", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3269/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3269/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3269/binderfs") = 0 umount2("./3269/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3269/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3269/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3269/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3269/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3269") = 0 mkdir("./3270", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6893 ./strace-static-x86_64: Process 6893 attached [pid 6893] chdir("./3270") = 0 [pid 6893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6893] setpgid(0, 0) = 0 [pid 6893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6893] write(3, "1000", 4) = 4 [pid 6893] close(3) = 0 [pid 6893] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6893] mkdir("./file0", 0777) = 0 [pid 6893] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6893] pipe2([3, 4], 0) = 0 [pid 6893] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6893] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6893] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6893] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6893] sync() = 0 [pid 6893] exit_group(0) = ? [pid 6893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6893, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3270", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3270/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3270/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3270/binderfs") = 0 umount2("./3270/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3270/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3270/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3270/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3270/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3270") = 0 mkdir("./3271", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6894 attached , child_tidptr=0x555556ebf690) = 6894 [pid 6894] chdir("./3271") = 0 [pid 6894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6894] setpgid(0, 0) = 0 [pid 6894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6894] write(3, "1000", 4) = 4 [pid 6894] close(3) = 0 [pid 6894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6894] mkdir("./file0", 0777) = 0 [pid 6894] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6894] pipe2([3, 4], 0) = 0 [pid 6894] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6894] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6894] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6894] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6894] sync() = 0 [pid 6894] exit_group(0) = ? [pid 6894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3271", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3271/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3271/binderfs") = 0 umount2("./3271/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3271/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3271/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3271/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3271/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3271") = 0 mkdir("./3272", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6895 attached , child_tidptr=0x555556ebf690) = 6895 [pid 6895] chdir("./3272") = 0 [pid 6895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6895] setpgid(0, 0) = 0 [pid 6895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6895] write(3, "1000", 4) = 4 [pid 6895] close(3) = 0 [pid 6895] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6895] mkdir("./file0", 0777) = 0 [pid 6895] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6895] pipe2([3, 4], 0) = 0 [pid 6895] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6895] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6895] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6895] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6895] sync() = 0 [pid 6895] exit_group(0) = ? [pid 6895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6895, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3272", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3272/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3272/binderfs") = 0 umount2("./3272/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3272/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3272/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3272/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3272/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3272") = 0 mkdir("./3273", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6896 ./strace-static-x86_64: Process 6896 attached [pid 6896] chdir("./3273") = 0 [pid 6896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6896] setpgid(0, 0) = 0 [pid 6896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6896] write(3, "1000", 4) = 4 [pid 6896] close(3) = 0 [pid 6896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6896] mkdir("./file0", 0777) = 0 [pid 6896] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6896] pipe2([3, 4], 0) = 0 [pid 6896] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6896] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6896] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6896] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6896] sync() = 0 [pid 6896] exit_group(0) = ? [pid 6896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3273", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3273/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3273/binderfs") = 0 umount2("./3273/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3273/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3273/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3273/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3273/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3273") = 0 mkdir("./3274", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6897 attached , child_tidptr=0x555556ebf690) = 6897 [pid 6897] chdir("./3274") = 0 [pid 6897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6897] setpgid(0, 0) = 0 [pid 6897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6897] write(3, "1000", 4) = 4 [pid 6897] close(3) = 0 [pid 6897] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6897] mkdir("./file0", 0777) = 0 [pid 6897] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6897] pipe2([3, 4], 0) = 0 [pid 6897] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6897] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6897] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6897] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6897] sync() = 0 [pid 6897] exit_group(0) = ? [pid 6897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3274", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3274/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3274/binderfs") = 0 umount2("./3274/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3274/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3274/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3274/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3274/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3274") = 0 mkdir("./3275", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6898 ./strace-static-x86_64: Process 6898 attached [pid 6898] chdir("./3275") = 0 [pid 6898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6898] setpgid(0, 0) = 0 [pid 6898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6898] write(3, "1000", 4) = 4 [pid 6898] close(3) = 0 [pid 6898] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6898] mkdir("./file0", 0777) = 0 [pid 6898] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6898] pipe2([3, 4], 0) = 0 [pid 6898] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6898] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6898] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6898] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6898] sync() = 0 [pid 6898] exit_group(0) = ? [pid 6898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6898, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3275", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3275/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3275/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3275/binderfs") = 0 umount2("./3275/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3275/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3275/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3275/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3275/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3275") = 0 mkdir("./3276", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6899 attached , child_tidptr=0x555556ebf690) = 6899 [pid 6899] chdir("./3276") = 0 [pid 6899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6899] setpgid(0, 0) = 0 [pid 6899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6899] write(3, "1000", 4) = 4 [pid 6899] close(3) = 0 [pid 6899] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6899] mkdir("./file0", 0777) = 0 [pid 6899] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6899] pipe2([3, 4], 0) = 0 [pid 6899] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6899] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6899] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6899] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6899] sync() = 0 [pid 6899] exit_group(0) = ? [pid 6899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3276", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3276/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3276/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3276/binderfs") = 0 umount2("./3276/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3276/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3276/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3276/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3276/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3276") = 0 mkdir("./3277", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6900 attached , child_tidptr=0x555556ebf690) = 6900 [pid 6900] chdir("./3277") = 0 [pid 6900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6900] setpgid(0, 0) = 0 [pid 6900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6900] write(3, "1000", 4) = 4 [pid 6900] close(3) = 0 [pid 6900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6900] mkdir("./file0", 0777) = 0 [pid 6900] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6900] pipe2([3, 4], 0) = 0 [pid 6900] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6900] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6900] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6900] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6900] sync() = 0 [pid 6900] exit_group(0) = ? [pid 6900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3277", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3277/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3277/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3277/binderfs") = 0 umount2("./3277/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3277/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3277/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3277/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3277/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3277") = 0 mkdir("./3278", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6901 attached , child_tidptr=0x555556ebf690) = 6901 [pid 6901] chdir("./3278") = 0 [pid 6901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6901] setpgid(0, 0) = 0 [pid 6901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6901] write(3, "1000", 4) = 4 [pid 6901] close(3) = 0 [pid 6901] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6901] mkdir("./file0", 0777) = 0 [pid 6901] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6901] pipe2([3, 4], 0) = 0 [pid 6901] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6901] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6901] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6901] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6901] sync() = 0 [pid 6901] exit_group(0) = ? [pid 6901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6901, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3278", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3278/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3278/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3278/binderfs") = 0 umount2("./3278/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3278/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3278/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3278/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3278/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3278") = 0 mkdir("./3279", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6902 ./strace-static-x86_64: Process 6902 attached [pid 6902] chdir("./3279") = 0 [pid 6902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6902] setpgid(0, 0) = 0 [pid 6902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6902] write(3, "1000", 4) = 4 [pid 6902] close(3) = 0 [pid 6902] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6902] mkdir("./file0", 0777) = 0 [pid 6902] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6902] pipe2([3, 4], 0) = 0 [pid 6902] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6902] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6902] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6902] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6902] sync() = 0 [pid 6902] exit_group(0) = ? [pid 6902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3279", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3279/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3279/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3279/binderfs") = 0 umount2("./3279/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3279/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3279/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3279/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3279/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3279") = 0 mkdir("./3280", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6903 attached , child_tidptr=0x555556ebf690) = 6903 [pid 6903] chdir("./3280") = 0 [pid 6903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6903] setpgid(0, 0) = 0 [pid 6903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6903] write(3, "1000", 4) = 4 [pid 6903] close(3) = 0 [pid 6903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6903] mkdir("./file0", 0777) = 0 [pid 6903] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6903] pipe2([3, 4], 0) = 0 [pid 6903] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6903] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6903] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6903] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6903] sync() = 0 [pid 6903] exit_group(0) = ? [pid 6903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3280", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3280/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3280/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3280/binderfs") = 0 umount2("./3280/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3280/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3280/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3280/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3280/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3280") = 0 mkdir("./3281", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6904 attached , child_tidptr=0x555556ebf690) = 6904 [pid 6904] chdir("./3281") = 0 [pid 6904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6904] setpgid(0, 0) = 0 [pid 6904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6904] write(3, "1000", 4) = 4 [pid 6904] close(3) = 0 [pid 6904] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6904] mkdir("./file0", 0777) = 0 [pid 6904] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6904] pipe2([3, 4], 0) = 0 [pid 6904] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6904] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6904] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6904] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6904] sync() = 0 [pid 6904] exit_group(0) = ? [pid 6904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6904, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3281", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3281/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3281/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3281/binderfs") = 0 umount2("./3281/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3281/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3281/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3281/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3281/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3281") = 0 mkdir("./3282", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6905 attached , child_tidptr=0x555556ebf690) = 6905 [pid 6905] chdir("./3282") = 0 [pid 6905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6905] setpgid(0, 0) = 0 [pid 6905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6905] write(3, "1000", 4) = 4 [pid 6905] close(3) = 0 [pid 6905] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6905] mkdir("./file0", 0777) = 0 [pid 6905] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6905] pipe2([3, 4], 0) = 0 [pid 6905] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6905] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6905] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6905] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6905] sync() = 0 [pid 6905] exit_group(0) = ? [pid 6905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3282", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3282/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3282/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3282/binderfs") = 0 umount2("./3282/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3282/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3282/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3282/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3282/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3282") = 0 mkdir("./3283", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6906 attached , child_tidptr=0x555556ebf690) = 6906 [pid 6906] chdir("./3283") = 0 [pid 6906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6906] setpgid(0, 0) = 0 [pid 6906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6906] write(3, "1000", 4) = 4 [pid 6906] close(3) = 0 [pid 6906] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6906] mkdir("./file0", 0777) = 0 [pid 6906] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6906] pipe2([3, 4], 0) = 0 [pid 6906] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6906] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6906] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6906] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6906] sync() = 0 [pid 6906] exit_group(0) = ? [pid 6906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3283", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3283/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3283/binderfs") = 0 umount2("./3283/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3283/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3283/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3283/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3283/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3283") = 0 mkdir("./3284", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6907 attached , child_tidptr=0x555556ebf690) = 6907 [pid 6907] chdir("./3284") = 0 [pid 6907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6907] setpgid(0, 0) = 0 [pid 6907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6907] write(3, "1000", 4) = 4 [pid 6907] close(3) = 0 [pid 6907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6907] mkdir("./file0", 0777) = 0 [pid 6907] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6907] pipe2([3, 4], 0) = 0 [pid 6907] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6907] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6907] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6907] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6907] sync() = 0 [pid 6907] exit_group(0) = ? [pid 6907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6907, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3284", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3284/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3284/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3284/binderfs") = 0 umount2("./3284/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3284/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3284/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3284/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3284/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3284") = 0 mkdir("./3285", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6908 attached , child_tidptr=0x555556ebf690) = 6908 [pid 6908] chdir("./3285") = 0 [pid 6908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6908] setpgid(0, 0) = 0 [pid 6908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6908] write(3, "1000", 4) = 4 [pid 6908] close(3) = 0 [pid 6908] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6908] mkdir("./file0", 0777) = 0 [pid 6908] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6908] pipe2([3, 4], 0) = 0 [pid 6908] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6908] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6908] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6908] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6908] sync() = 0 [pid 6908] exit_group(0) = ? [pid 6908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3285", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3285/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3285/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3285/binderfs") = 0 umount2("./3285/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3285/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3285/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3285/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3285/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3285") = 0 mkdir("./3286", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6909 attached , child_tidptr=0x555556ebf690) = 6909 [pid 6909] chdir("./3286") = 0 [pid 6909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6909] setpgid(0, 0) = 0 [pid 6909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6909] write(3, "1000", 4) = 4 [pid 6909] close(3) = 0 [pid 6909] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6909] mkdir("./file0", 0777) = 0 [pid 6909] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6909] pipe2([3, 4], 0) = 0 [pid 6909] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6909] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6909] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6909] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6909] sync() = 0 [pid 6909] exit_group(0) = ? [pid 6909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3286", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3286/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3286/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3286/binderfs") = 0 umount2("./3286/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3286/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3286/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3286/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3286/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3286") = 0 mkdir("./3287", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6910 attached , child_tidptr=0x555556ebf690) = 6910 [pid 6910] chdir("./3287") = 0 [pid 6910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6910] setpgid(0, 0) = 0 [pid 6910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6910] write(3, "1000", 4) = 4 [pid 6910] close(3) = 0 [pid 6910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6910] mkdir("./file0", 0777) = 0 [pid 6910] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6910] pipe2([3, 4], 0) = 0 [pid 6910] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6910] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6910] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6910] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6910] sync() = 0 [pid 6910] exit_group(0) = ? [pid 6910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6910, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3287", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3287/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3287/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3287/binderfs") = 0 umount2("./3287/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3287/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3287/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3287/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3287/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3287") = 0 mkdir("./3288", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6911 attached , child_tidptr=0x555556ebf690) = 6911 [pid 6911] chdir("./3288") = 0 [pid 6911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6911] setpgid(0, 0) = 0 [pid 6911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6911] write(3, "1000", 4) = 4 [pid 6911] close(3) = 0 [pid 6911] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6911] mkdir("./file0", 0777) = 0 [pid 6911] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6911] pipe2([3, 4], 0) = 0 [pid 6911] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6911] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6911] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6911] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6911] sync() = 0 [pid 6911] exit_group(0) = ? [pid 6911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3288", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3288/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3288/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3288/binderfs") = 0 umount2("./3288/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3288/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3288/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3288/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3288/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3288") = 0 mkdir("./3289", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6912 ./strace-static-x86_64: Process 6912 attached [pid 6912] chdir("./3289") = 0 [pid 6912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6912] setpgid(0, 0) = 0 [pid 6912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6912] write(3, "1000", 4) = 4 [pid 6912] close(3) = 0 [pid 6912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6912] mkdir("./file0", 0777) = 0 [pid 6912] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6912] pipe2([3, 4], 0) = 0 [pid 6912] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6912] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6912] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6912] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6912] sync() = 0 [pid 6912] exit_group(0) = ? [pid 6912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6912, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3289", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3289/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3289/binderfs") = 0 umount2("./3289/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3289/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3289/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3289/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3289/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3289") = 0 mkdir("./3290", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6913 attached , child_tidptr=0x555556ebf690) = 6913 [pid 6913] chdir("./3290") = 0 [pid 6913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6913] setpgid(0, 0) = 0 [pid 6913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6913] write(3, "1000", 4) = 4 [pid 6913] close(3) = 0 [pid 6913] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6913] mkdir("./file0", 0777) = 0 [pid 6913] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6913] pipe2([3, 4], 0) = 0 [pid 6913] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6913] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6913] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6913] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6913] sync() = 0 [pid 6913] exit_group(0) = ? [pid 6913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6913, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3290", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3290/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3290/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3290/binderfs") = 0 umount2("./3290/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3290/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3290/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3290/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3290/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3290") = 0 mkdir("./3291", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6914 attached , child_tidptr=0x555556ebf690) = 6914 [pid 6914] chdir("./3291") = 0 [pid 6914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6914] setpgid(0, 0) = 0 [pid 6914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6914] write(3, "1000", 4) = 4 [pid 6914] close(3) = 0 [pid 6914] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6914] mkdir("./file0", 0777) = 0 [pid 6914] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6914] pipe2([3, 4], 0) = 0 [pid 6914] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6914] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6914] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6914] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6914] sync() = 0 [pid 6914] exit_group(0) = ? [pid 6914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3291", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3291/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3291/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3291/binderfs") = 0 umount2("./3291/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3291/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3291/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3291/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3291/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3291") = 0 mkdir("./3292", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6915 attached , child_tidptr=0x555556ebf690) = 6915 [pid 6915] chdir("./3292") = 0 [pid 6915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6915] setpgid(0, 0) = 0 [pid 6915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6915] write(3, "1000", 4) = 4 [pid 6915] close(3) = 0 [pid 6915] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6915] mkdir("./file0", 0777) = 0 [pid 6915] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6915] pipe2([3, 4], 0) = 0 [pid 6915] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6915] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6915] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6915] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6915] sync() = 0 [pid 6915] exit_group(0) = ? [pid 6915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6915, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3292", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3292/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3292/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3292/binderfs") = 0 umount2("./3292/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3292/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3292/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3292/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3292/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3292") = 0 mkdir("./3293", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6916 attached , child_tidptr=0x555556ebf690) = 6916 [pid 6916] chdir("./3293") = 0 [pid 6916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6916] setpgid(0, 0) = 0 [pid 6916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6916] write(3, "1000", 4) = 4 [pid 6916] close(3) = 0 [pid 6916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6916] mkdir("./file0", 0777) = 0 [pid 6916] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6916] pipe2([3, 4], 0) = 0 [pid 6916] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6916] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6916] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6916] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6916] sync() = 0 [pid 6916] exit_group(0) = ? [pid 6916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6916, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3293", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3293/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3293/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3293/binderfs") = 0 umount2("./3293/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3293/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3293/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3293/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3293/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3293") = 0 mkdir("./3294", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6917 attached , child_tidptr=0x555556ebf690) = 6917 [pid 6917] chdir("./3294") = 0 [pid 6917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6917] setpgid(0, 0) = 0 [pid 6917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6917] write(3, "1000", 4) = 4 [pid 6917] close(3) = 0 [pid 6917] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6917] mkdir("./file0", 0777) = 0 [pid 6917] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6917] pipe2([3, 4], 0) = 0 [pid 6917] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6917] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6917] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6917] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6917] sync() = 0 [pid 6917] exit_group(0) = ? [pid 6917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3294", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3294/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3294/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3294/binderfs") = 0 umount2("./3294/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3294/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3294/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3294/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3294/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3294") = 0 mkdir("./3295", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6918 ./strace-static-x86_64: Process 6918 attached [pid 6918] chdir("./3295") = 0 [pid 6918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6918] setpgid(0, 0) = 0 [pid 6918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6918] write(3, "1000", 4) = 4 [pid 6918] close(3) = 0 [pid 6918] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6918] mkdir("./file0", 0777) = 0 [pid 6918] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6918] pipe2([3, 4], 0) = 0 [pid 6918] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6918] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6918] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6918] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6918] sync() = 0 [pid 6918] exit_group(0) = ? [pid 6918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6918, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3295", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3295/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3295/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3295/binderfs") = 0 umount2("./3295/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3295/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3295/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3295/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3295/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3295") = 0 mkdir("./3296", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6919 attached , child_tidptr=0x555556ebf690) = 6919 [pid 6919] chdir("./3296") = 0 [pid 6919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6919] setpgid(0, 0) = 0 [pid 6919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6919] write(3, "1000", 4) = 4 [pid 6919] close(3) = 0 [pid 6919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6919] mkdir("./file0", 0777) = 0 [pid 6919] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6919] pipe2([3, 4], 0) = 0 [pid 6919] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6919] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6919] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6919] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6919] sync() = 0 [pid 6919] exit_group(0) = ? [pid 6919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6919, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3296", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3296/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3296/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3296/binderfs") = 0 umount2("./3296/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3296/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3296/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3296/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3296/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3296") = 0 mkdir("./3297", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6920 attached , child_tidptr=0x555556ebf690) = 6920 [pid 6920] chdir("./3297") = 0 [pid 6920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6920] setpgid(0, 0) = 0 [pid 6920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6920] write(3, "1000", 4) = 4 [pid 6920] close(3) = 0 [pid 6920] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6920] mkdir("./file0", 0777) = 0 [pid 6920] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6920] pipe2([3, 4], 0) = 0 [pid 6920] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6920] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6920] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6920] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6920] sync() = 0 [pid 6920] exit_group(0) = ? [pid 6920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3297", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3297/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3297/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3297/binderfs") = 0 umount2("./3297/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3297/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3297/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3297/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3297/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3297") = 0 mkdir("./3298", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6921 ./strace-static-x86_64: Process 6921 attached [pid 6921] chdir("./3298") = 0 [pid 6921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6921] setpgid(0, 0) = 0 [pid 6921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6921] write(3, "1000", 4) = 4 [pid 6921] close(3) = 0 [pid 6921] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6921] mkdir("./file0", 0777) = 0 [pid 6921] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6921] pipe2([3, 4], 0) = 0 [pid 6921] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6921] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6921] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6921] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6921] sync() = 0 [pid 6921] exit_group(0) = ? [pid 6921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6921, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3298", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3298/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3298/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3298/binderfs") = 0 umount2("./3298/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3298/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3298/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3298/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3298/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3298") = 0 mkdir("./3299", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6922 attached , child_tidptr=0x555556ebf690) = 6922 [pid 6922] chdir("./3299") = 0 [pid 6922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6922] setpgid(0, 0) = 0 [pid 6922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6922] write(3, "1000", 4) = 4 [pid 6922] close(3) = 0 [pid 6922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6922] mkdir("./file0", 0777) = 0 [pid 6922] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6922] pipe2([3, 4], 0) = 0 [pid 6922] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6922] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6922] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6922] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6922] sync() = 0 [pid 6922] exit_group(0) = ? [pid 6922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6922, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3299", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3299/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3299/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3299/binderfs") = 0 umount2("./3299/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3299/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3299/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3299/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3299/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3299") = 0 mkdir("./3300", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6923 attached , child_tidptr=0x555556ebf690) = 6923 [pid 6923] chdir("./3300") = 0 [pid 6923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6923] setpgid(0, 0) = 0 [pid 6923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6923] write(3, "1000", 4) = 4 [pid 6923] close(3) = 0 [pid 6923] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6923] mkdir("./file0", 0777) = 0 [pid 6923] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6923] pipe2([3, 4], 0) = 0 [pid 6923] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6923] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6923] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6923] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6923] sync() = 0 [pid 6923] exit_group(0) = ? [pid 6923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3300", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3300/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3300/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3300/binderfs") = 0 umount2("./3300/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3300/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3300/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3300/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3300/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3300") = 0 mkdir("./3301", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6924 ./strace-static-x86_64: Process 6924 attached [pid 6924] chdir("./3301") = 0 [pid 6924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6924] setpgid(0, 0) = 0 [pid 6924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6924] write(3, "1000", 4) = 4 [pid 6924] close(3) = 0 [pid 6924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6924] mkdir("./file0", 0777) = 0 [pid 6924] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6924] pipe2([3, 4], 0) = 0 [pid 6924] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6924] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6924] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6924] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6924] sync() = 0 [pid 6924] exit_group(0) = ? [pid 6924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6924, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3301", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3301/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3301/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3301/binderfs") = 0 umount2("./3301/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3301/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3301/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3301/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3301/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3301") = 0 mkdir("./3302", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6925 attached , child_tidptr=0x555556ebf690) = 6925 [pid 6925] chdir("./3302") = 0 [pid 6925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6925] setpgid(0, 0) = 0 [pid 6925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6925] write(3, "1000", 4) = 4 [pid 6925] close(3) = 0 [pid 6925] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6925] mkdir("./file0", 0777) = 0 [pid 6925] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6925] pipe2([3, 4], 0) = 0 [pid 6925] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6925] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6925] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6925] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6925] sync() = 0 [pid 6925] exit_group(0) = ? [pid 6925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6925, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3302", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3302/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3302/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3302/binderfs") = 0 umount2("./3302/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3302/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3302/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3302/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3302/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3302") = 0 mkdir("./3303", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6926 attached , child_tidptr=0x555556ebf690) = 6926 [pid 6926] chdir("./3303") = 0 [pid 6926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6926] setpgid(0, 0) = 0 [pid 6926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6926] write(3, "1000", 4) = 4 [pid 6926] close(3) = 0 [pid 6926] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6926] mkdir("./file0", 0777) = 0 [pid 6926] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6926] pipe2([3, 4], 0) = 0 [pid 6926] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6926] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6926] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6926] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6926] sync() = 0 [pid 6926] exit_group(0) = ? [pid 6926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3303", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3303/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3303/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3303/binderfs") = 0 umount2("./3303/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3303/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3303/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3303/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3303/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3303") = 0 mkdir("./3304", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6927 ./strace-static-x86_64: Process 6927 attached [pid 6927] chdir("./3304") = 0 [pid 6927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6927] setpgid(0, 0) = 0 [pid 6927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6927] write(3, "1000", 4) = 4 [pid 6927] close(3) = 0 [pid 6927] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6927] mkdir("./file0", 0777) = 0 [pid 6927] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6927] pipe2([3, 4], 0) = 0 [pid 6927] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6927] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6927] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6927] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6927] sync() = 0 [pid 6927] exit_group(0) = ? [pid 6927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6927, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3304", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3304/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3304/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3304/binderfs") = 0 umount2("./3304/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3304/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3304/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3304/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3304/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3304") = 0 mkdir("./3305", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6928 attached , child_tidptr=0x555556ebf690) = 6928 [pid 6928] chdir("./3305") = 0 [pid 6928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6928] setpgid(0, 0) = 0 [pid 6928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6928] write(3, "1000", 4) = 4 [pid 6928] close(3) = 0 [pid 6928] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6928] mkdir("./file0", 0777) = 0 [pid 6928] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6928] pipe2([3, 4], 0) = 0 [pid 6928] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6928] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6928] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6928] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6928] sync() = 0 [pid 6928] exit_group(0) = ? [pid 6928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6928, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3305", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3305", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3305/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3305/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3305/binderfs") = 0 umount2("./3305/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3305/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3305/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3305/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3305/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3305") = 0 mkdir("./3306", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6929 ./strace-static-x86_64: Process 6929 attached [pid 6929] chdir("./3306") = 0 [pid 6929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6929] setpgid(0, 0) = 0 [pid 6929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6929] write(3, "1000", 4) = 4 [pid 6929] close(3) = 0 [pid 6929] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6929] mkdir("./file0", 0777) = 0 [pid 6929] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6929] pipe2([3, 4], 0) = 0 [pid 6929] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6929] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6929] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6929] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6929] sync() = 0 [pid 6929] exit_group(0) = ? [pid 6929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3306", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3306", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3306/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3306/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3306/binderfs") = 0 umount2("./3306/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3306/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3306/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3306/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3306/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3306") = 0 mkdir("./3307", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6930 attached , child_tidptr=0x555556ebf690) = 6930 [pid 6930] chdir("./3307") = 0 [pid 6930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6930] setpgid(0, 0) = 0 [pid 6930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6930] write(3, "1000", 4) = 4 [pid 6930] close(3) = 0 [pid 6930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6930] mkdir("./file0", 0777) = 0 [pid 6930] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6930] pipe2([3, 4], 0) = 0 [pid 6930] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6930] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6930] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6930] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6930] sync() = 0 [pid 6930] exit_group(0) = ? [pid 6930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6930, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3307", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3307", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3307/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3307/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3307/binderfs") = 0 umount2("./3307/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3307/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3307/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3307/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3307/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3307") = 0 mkdir("./3308", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6931 attached , child_tidptr=0x555556ebf690) = 6931 [pid 6931] chdir("./3308") = 0 [pid 6931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6931] setpgid(0, 0) = 0 [pid 6931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6931] write(3, "1000", 4) = 4 [pid 6931] close(3) = 0 [pid 6931] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6931] mkdir("./file0", 0777) = 0 [pid 6931] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6931] pipe2([3, 4], 0) = 0 [pid 6931] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6931] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6931] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6931] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6931] sync() = 0 [pid 6931] exit_group(0) = ? [pid 6931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3308", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3308", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3308/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3308/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3308/binderfs") = 0 umount2("./3308/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3308/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3308/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3308/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3308/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3308") = 0 mkdir("./3309", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6932 ./strace-static-x86_64: Process 6932 attached [pid 6932] chdir("./3309") = 0 [pid 6932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6932] setpgid(0, 0) = 0 [pid 6932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6932] write(3, "1000", 4) = 4 [pid 6932] close(3) = 0 [pid 6932] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6932] mkdir("./file0", 0777) = 0 [pid 6932] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6932] pipe2([3, 4], 0) = 0 [pid 6932] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6932] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6932] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6932] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6932] sync() = 0 [pid 6932] exit_group(0) = ? [pid 6932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3309", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3309", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3309/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3309/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3309/binderfs") = 0 umount2("./3309/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3309/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3309/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3309/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3309/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3309") = 0 mkdir("./3310", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6933 attached , child_tidptr=0x555556ebf690) = 6933 [pid 6933] chdir("./3310") = 0 [pid 6933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6933] setpgid(0, 0) = 0 [pid 6933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6933] write(3, "1000", 4) = 4 [pid 6933] close(3) = 0 [pid 6933] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6933] mkdir("./file0", 0777) = 0 [pid 6933] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6933] pipe2([3, 4], 0) = 0 [pid 6933] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6933] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6933] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6933] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6933] sync() = 0 [pid 6933] exit_group(0) = ? [pid 6933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6933, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3310", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3310", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3310/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3310/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3310/binderfs") = 0 umount2("./3310/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3310/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3310/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3310/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3310/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3310") = 0 mkdir("./3311", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6934 attached , child_tidptr=0x555556ebf690) = 6934 [pid 6934] chdir("./3311") = 0 [pid 6934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6934] setpgid(0, 0) = 0 [pid 6934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6934] write(3, "1000", 4) = 4 [pid 6934] close(3) = 0 [pid 6934] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6934] mkdir("./file0", 0777) = 0 [pid 6934] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6934] pipe2([3, 4], 0) = 0 [pid 6934] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6934] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6934] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6934] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6934] sync() = 0 [pid 6934] exit_group(0) = ? [pid 6934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3311", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3311", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3311/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3311/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3311/binderfs") = 0 umount2("./3311/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3311/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3311/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3311/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3311/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3311") = 0 mkdir("./3312", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6935 ./strace-static-x86_64: Process 6935 attached [pid 6935] chdir("./3312") = 0 [pid 6935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6935] setpgid(0, 0) = 0 [pid 6935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6935] write(3, "1000", 4) = 4 [pid 6935] close(3) = 0 [pid 6935] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6935] mkdir("./file0", 0777) = 0 [pid 6935] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6935] pipe2([3, 4], 0) = 0 [pid 6935] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6935] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6935] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6935] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6935] sync() = 0 [pid 6935] exit_group(0) = ? [pid 6935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3312", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3312", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3312/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3312/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3312/binderfs") = 0 umount2("./3312/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3312/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3312/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3312/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3312/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3312") = 0 mkdir("./3313", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6936 attached , child_tidptr=0x555556ebf690) = 6936 [pid 6936] chdir("./3313") = 0 [pid 6936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6936] setpgid(0, 0) = 0 [pid 6936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6936] write(3, "1000", 4) = 4 [pid 6936] close(3) = 0 [pid 6936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6936] mkdir("./file0", 0777) = 0 [pid 6936] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6936] pipe2([3, 4], 0) = 0 [pid 6936] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6936] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6936] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6936] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6936] sync() = 0 [pid 6936] exit_group(0) = ? [pid 6936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6936, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3313", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3313", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3313/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3313/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3313/binderfs") = 0 umount2("./3313/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3313/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3313/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3313/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3313/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3313") = 0 mkdir("./3314", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6937 attached , child_tidptr=0x555556ebf690) = 6937 [pid 6937] chdir("./3314") = 0 [pid 6937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6937] setpgid(0, 0) = 0 [pid 6937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6937] write(3, "1000", 4) = 4 [pid 6937] close(3) = 0 [pid 6937] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6937] mkdir("./file0", 0777) = 0 [pid 6937] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6937] pipe2([3, 4], 0) = 0 [pid 6937] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6937] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6937] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6937] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6937] sync() = 0 [pid 6937] exit_group(0) = ? [pid 6937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3314", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3314", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3314/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3314/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3314/binderfs") = 0 umount2("./3314/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3314/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3314/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3314/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3314/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3314") = 0 mkdir("./3315", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6938 attached , child_tidptr=0x555556ebf690) = 6938 [pid 6938] chdir("./3315") = 0 [pid 6938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6938] setpgid(0, 0) = 0 [pid 6938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6938] write(3, "1000", 4) = 4 [pid 6938] close(3) = 0 [pid 6938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6938] mkdir("./file0", 0777) = 0 [pid 6938] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6938] pipe2([3, 4], 0) = 0 [pid 6938] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6938] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6938] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6938] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6938] sync() = 0 [pid 6938] exit_group(0) = ? [pid 6938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6938, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3315", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3315", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3315/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3315/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3315/binderfs") = 0 umount2("./3315/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3315/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3315/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3315/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3315/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3315") = 0 mkdir("./3316", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6939 attached , child_tidptr=0x555556ebf690) = 6939 [pid 6939] chdir("./3316") = 0 [pid 6939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6939] setpgid(0, 0) = 0 [pid 6939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6939] write(3, "1000", 4) = 4 [pid 6939] close(3) = 0 [pid 6939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6939] mkdir("./file0", 0777) = 0 [pid 6939] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6939] pipe2([3, 4], 0) = 0 [pid 6939] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6939] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6939] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6939] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6939] sync() = 0 [pid 6939] exit_group(0) = ? [pid 6939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6939, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3316", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3316", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3316/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3316/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3316/binderfs") = 0 umount2("./3316/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3316/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3316/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3316/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3316/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3316") = 0 mkdir("./3317", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6940 ./strace-static-x86_64: Process 6940 attached [pid 6940] chdir("./3317") = 0 [pid 6940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6940] setpgid(0, 0) = 0 [pid 6940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6940] write(3, "1000", 4) = 4 [pid 6940] close(3) = 0 [pid 6940] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6940] mkdir("./file0", 0777) = 0 [pid 6940] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6940] pipe2([3, 4], 0) = 0 [pid 6940] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6940] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6940] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6940] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6940] sync() = 0 [pid 6940] exit_group(0) = ? [pid 6940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3317", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3317", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3317/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3317/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3317/binderfs") = 0 umount2("./3317/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3317/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3317/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3317/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3317/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3317") = 0 mkdir("./3318", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6941 ./strace-static-x86_64: Process 6941 attached [pid 6941] chdir("./3318") = 0 [pid 6941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6941] setpgid(0, 0) = 0 [pid 6941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6941] write(3, "1000", 4) = 4 [pid 6941] close(3) = 0 [pid 6941] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6941] mkdir("./file0", 0777) = 0 [pid 6941] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6941] pipe2([3, 4], 0) = 0 [pid 6941] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6941] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6941] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6941] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6941] sync() = 0 [pid 6941] exit_group(0) = ? [pid 6941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6941, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3318", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3318", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3318/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3318/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3318/binderfs") = 0 umount2("./3318/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3318/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3318/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3318/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3318/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3318") = 0 mkdir("./3319", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6942 attached , child_tidptr=0x555556ebf690) = 6942 [pid 6942] chdir("./3319") = 0 [pid 6942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6942] setpgid(0, 0) = 0 [pid 6942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6942] write(3, "1000", 4) = 4 [pid 6942] close(3) = 0 [pid 6942] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6942] mkdir("./file0", 0777) = 0 [pid 6942] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6942] pipe2([3, 4], 0) = 0 [pid 6942] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6942] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6942] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6942] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6942] sync() = 0 [pid 6942] exit_group(0) = ? [pid 6942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6942, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3319", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3319", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3319/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3319/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3319/binderfs") = 0 umount2("./3319/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3319/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3319/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3319/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3319/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3319") = 0 mkdir("./3320", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6943 attached , child_tidptr=0x555556ebf690) = 6943 [pid 6943] chdir("./3320") = 0 [pid 6943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6943] setpgid(0, 0) = 0 [pid 6943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6943] write(3, "1000", 4) = 4 [pid 6943] close(3) = 0 [pid 6943] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6943] mkdir("./file0", 0777) = 0 [pid 6943] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6943] pipe2([3, 4], 0) = 0 [pid 6943] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6943] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6943] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6943] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6943] sync() = 0 [pid 6943] exit_group(0) = ? [pid 6943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3320", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3320", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3320/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3320/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3320/binderfs") = 0 umount2("./3320/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3320/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3320/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3320/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3320/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3320") = 0 mkdir("./3321", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6944 ./strace-static-x86_64: Process 6944 attached [pid 6944] chdir("./3321") = 0 [pid 6944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6944] setpgid(0, 0) = 0 [pid 6944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6944] write(3, "1000", 4) = 4 [pid 6944] close(3) = 0 [pid 6944] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6944] mkdir("./file0", 0777) = 0 [pid 6944] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6944] pipe2([3, 4], 0) = 0 [pid 6944] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6944] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6944] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6944] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6944] sync() = 0 [pid 6944] exit_group(0) = ? [pid 6944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6944, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3321", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3321", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3321/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3321/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3321/binderfs") = 0 umount2("./3321/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3321/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3321/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3321/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3321/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3321") = 0 mkdir("./3322", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6945 ./strace-static-x86_64: Process 6945 attached [pid 6945] chdir("./3322") = 0 [pid 6945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6945] setpgid(0, 0) = 0 [pid 6945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6945] write(3, "1000", 4) = 4 [pid 6945] close(3) = 0 [pid 6945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6945] mkdir("./file0", 0777) = 0 [pid 6945] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6945] pipe2([3, 4], 0) = 0 [pid 6945] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6945] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6945] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6945] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6945] sync() = 0 [pid 6945] exit_group(0) = ? [pid 6945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6945, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3322", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3322", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3322/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3322/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3322/binderfs") = 0 umount2("./3322/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3322/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3322/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3322/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3322/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3322") = 0 mkdir("./3323", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6946 attached , child_tidptr=0x555556ebf690) = 6946 [pid 6946] chdir("./3323") = 0 [pid 6946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6946] setpgid(0, 0) = 0 [pid 6946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6946] write(3, "1000", 4) = 4 [pid 6946] close(3) = 0 [pid 6946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6946] mkdir("./file0", 0777) = 0 [pid 6946] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6946] pipe2([3, 4], 0) = 0 [pid 6946] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6946] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6946] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6946] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6946] sync() = 0 [pid 6946] exit_group(0) = ? [pid 6946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3323", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3323", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3323/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3323/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3323/binderfs") = 0 umount2("./3323/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3323/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3323/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3323/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3323/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3323") = 0 mkdir("./3324", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6947 ./strace-static-x86_64: Process 6947 attached [pid 6947] chdir("./3324") = 0 [pid 6947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6947] setpgid(0, 0) = 0 [pid 6947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6947] write(3, "1000", 4) = 4 [pid 6947] close(3) = 0 [pid 6947] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6947] mkdir("./file0", 0777) = 0 [pid 6947] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6947] pipe2([3, 4], 0) = 0 [pid 6947] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6947] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6947] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6947] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6947] sync() = 0 [pid 6947] exit_group(0) = ? [pid 6947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6947, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3324", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3324", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3324/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3324/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3324/binderfs") = 0 umount2("./3324/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3324/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3324/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3324/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3324/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3324") = 0 mkdir("./3325", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6948 ./strace-static-x86_64: Process 6948 attached [pid 6948] chdir("./3325") = 0 [pid 6948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6948] setpgid(0, 0) = 0 [pid 6948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6948] write(3, "1000", 4) = 4 [pid 6948] close(3) = 0 [pid 6948] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6948] mkdir("./file0", 0777) = 0 [pid 6948] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6948] pipe2([3, 4], 0) = 0 [pid 6948] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6948] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6948] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6948] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6948] sync() = 0 [pid 6948] exit_group(0) = ? [pid 6948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6948, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3325", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3325", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3325/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3325/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3325/binderfs") = 0 umount2("./3325/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3325/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3325/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3325/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3325/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3325") = 0 mkdir("./3326", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6949 ./strace-static-x86_64: Process 6949 attached [pid 6949] chdir("./3326") = 0 [pid 6949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6949] setpgid(0, 0) = 0 [pid 6949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6949] write(3, "1000", 4) = 4 [pid 6949] close(3) = 0 [pid 6949] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6949] mkdir("./file0", 0777) = 0 [pid 6949] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6949] pipe2([3, 4], 0) = 0 [pid 6949] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6949] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6949] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6949] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6949] sync() = 0 [pid 6949] exit_group(0) = ? [pid 6949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3326", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3326", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3326/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3326/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3326/binderfs") = 0 umount2("./3326/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3326/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3326/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3326/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3326/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3326") = 0 mkdir("./3327", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6950 attached , child_tidptr=0x555556ebf690) = 6950 [pid 6950] chdir("./3327") = 0 [pid 6950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6950] setpgid(0, 0) = 0 [pid 6950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6950] write(3, "1000", 4) = 4 [pid 6950] close(3) = 0 [pid 6950] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6950] mkdir("./file0", 0777) = 0 [pid 6950] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6950] pipe2([3, 4], 0) = 0 [pid 6950] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6950] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6950] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6950] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6950] sync() = 0 [pid 6950] exit_group(0) = ? [pid 6950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6950, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3327", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3327", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3327/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3327/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3327/binderfs") = 0 umount2("./3327/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3327/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3327/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3327/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3327/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3327") = 0 mkdir("./3328", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6951 attached , child_tidptr=0x555556ebf690) = 6951 [pid 6951] chdir("./3328") = 0 [pid 6951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6951] setpgid(0, 0) = 0 [pid 6951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6951] write(3, "1000", 4) = 4 [pid 6951] close(3) = 0 [pid 6951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6951] mkdir("./file0", 0777) = 0 [pid 6951] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6951] pipe2([3, 4], 0) = 0 [pid 6951] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6951] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6951] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6951] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6951] sync() = 0 [pid 6951] exit_group(0) = ? [pid 6951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6951, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3328", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3328", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3328/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3328/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3328/binderfs") = 0 umount2("./3328/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3328/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3328/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3328/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3328/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3328") = 0 mkdir("./3329", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6952 attached , child_tidptr=0x555556ebf690) = 6952 [pid 6952] chdir("./3329") = 0 [pid 6952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6952] setpgid(0, 0) = 0 [pid 6952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6952] write(3, "1000", 4) = 4 [pid 6952] close(3) = 0 [pid 6952] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6952] mkdir("./file0", 0777) = 0 [pid 6952] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6952] pipe2([3, 4], 0) = 0 [pid 6952] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6952] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6952] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6952] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6952] sync() = 0 [pid 6952] exit_group(0) = ? [pid 6952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3329", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3329", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3329/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3329/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3329/binderfs") = 0 umount2("./3329/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3329/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3329/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3329/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3329/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3329") = 0 mkdir("./3330", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6953 attached , child_tidptr=0x555556ebf690) = 6953 [pid 6953] chdir("./3330") = 0 [pid 6953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6953] setpgid(0, 0) = 0 [pid 6953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6953] write(3, "1000", 4) = 4 [pid 6953] close(3) = 0 [pid 6953] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6953] mkdir("./file0", 0777) = 0 [pid 6953] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6953] pipe2([3, 4], 0) = 0 [pid 6953] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6953] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6953] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6953] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6953] sync() = 0 [pid 6953] exit_group(0) = ? [pid 6953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6953, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3330", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3330", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3330/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3330/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3330/binderfs") = 0 umount2("./3330/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3330/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3330/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3330/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3330/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3330") = 0 mkdir("./3331", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6954 ./strace-static-x86_64: Process 6954 attached [pid 6954] chdir("./3331") = 0 [pid 6954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6954] setpgid(0, 0) = 0 [pid 6954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6954] write(3, "1000", 4) = 4 [pid 6954] close(3) = 0 [pid 6954] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6954] mkdir("./file0", 0777) = 0 [pid 6954] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6954] pipe2([3, 4], 0) = 0 [pid 6954] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6954] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6954] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6954] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6954] sync() = 0 [pid 6954] exit_group(0) = ? [pid 6954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6954, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3331", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3331", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3331/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3331/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3331/binderfs") = 0 umount2("./3331/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3331/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3331/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3331/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3331/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3331") = 0 mkdir("./3332", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6955 ./strace-static-x86_64: Process 6955 attached [pid 6955] chdir("./3332") = 0 [pid 6955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6955] setpgid(0, 0) = 0 [pid 6955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6955] write(3, "1000", 4) = 4 [pid 6955] close(3) = 0 [pid 6955] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6955] mkdir("./file0", 0777) = 0 [pid 6955] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6955] pipe2([3, 4], 0) = 0 [pid 6955] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6955] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6955] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6955] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6955] sync() = 0 [pid 6955] exit_group(0) = ? [pid 6955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3332", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3332", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3332/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3332/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3332/binderfs") = 0 umount2("./3332/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3332/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3332/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3332/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3332/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3332") = 0 mkdir("./3333", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6956 attached , child_tidptr=0x555556ebf690) = 6956 [pid 6956] chdir("./3333") = 0 [pid 6956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6956] setpgid(0, 0) = 0 [pid 6956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6956] write(3, "1000", 4) = 4 [pid 6956] close(3) = 0 [pid 6956] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6956] mkdir("./file0", 0777) = 0 [pid 6956] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6956] pipe2([3, 4], 0) = 0 [pid 6956] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6956] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6956] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6956] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6956] sync() = 0 [pid 6956] exit_group(0) = ? [pid 6956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6956, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3333", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3333", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3333/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3333/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3333/binderfs") = 0 umount2("./3333/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3333/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3333/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3333/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3333/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3333") = 0 mkdir("./3334", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6957 attached , child_tidptr=0x555556ebf690) = 6957 [pid 6957] chdir("./3334") = 0 [pid 6957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6957] setpgid(0, 0) = 0 [pid 6957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6957] write(3, "1000", 4) = 4 [pid 6957] close(3) = 0 [pid 6957] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6957] mkdir("./file0", 0777) = 0 [pid 6957] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6957] pipe2([3, 4], 0) = 0 [pid 6957] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6957] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6957] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6957] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6957] sync() = 0 [pid 6957] exit_group(0) = ? [pid 6957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6957, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3334", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3334", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3334/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3334/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3334/binderfs") = 0 umount2("./3334/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3334/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3334/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3334/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3334/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3334") = 0 mkdir("./3335", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6958 attached , child_tidptr=0x555556ebf690) = 6958 [pid 6958] chdir("./3335") = 0 [pid 6958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6958] setpgid(0, 0) = 0 [pid 6958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6958] write(3, "1000", 4) = 4 [pid 6958] close(3) = 0 [pid 6958] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6958] mkdir("./file0", 0777) = 0 [pid 6958] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6958] pipe2([3, 4], 0) = 0 [pid 6958] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6958] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6958] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6958] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6958] sync() = 0 [pid 6958] exit_group(0) = ? [pid 6958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3335", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3335", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3335/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3335/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3335/binderfs") = 0 umount2("./3335/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3335/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3335/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3335/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3335/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3335") = 0 mkdir("./3336", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6959 attached , child_tidptr=0x555556ebf690) = 6959 [pid 6959] chdir("./3336") = 0 [pid 6959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6959] setpgid(0, 0) = 0 [pid 6959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6959] write(3, "1000", 4) = 4 [pid 6959] close(3) = 0 [pid 6959] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6959] mkdir("./file0", 0777) = 0 [pid 6959] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6959] pipe2([3, 4], 0) = 0 [pid 6959] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6959] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6959] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6959] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6959] sync() = 0 [pid 6959] exit_group(0) = ? [pid 6959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6959, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3336", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3336", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3336/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3336/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3336/binderfs") = 0 umount2("./3336/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3336/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3336/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3336/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3336/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3336") = 0 mkdir("./3337", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6960 ./strace-static-x86_64: Process 6960 attached [pid 6960] chdir("./3337") = 0 [pid 6960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6960] setpgid(0, 0) = 0 [pid 6960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6960] write(3, "1000", 4) = 4 [pid 6960] close(3) = 0 [pid 6960] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6960] mkdir("./file0", 0777) = 0 [pid 6960] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6960] pipe2([3, 4], 0) = 0 [pid 6960] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6960] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6960] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6960] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6960] sync() = 0 [pid 6960] exit_group(0) = ? [pid 6960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6960, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3337", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3337", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3337/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3337/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3337/binderfs") = 0 umount2("./3337/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3337/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3337/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3337/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3337/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3337") = 0 mkdir("./3338", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6961 attached , child_tidptr=0x555556ebf690) = 6961 [pid 6961] chdir("./3338") = 0 [pid 6961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6961] setpgid(0, 0) = 0 [pid 6961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6961] write(3, "1000", 4) = 4 [pid 6961] close(3) = 0 [pid 6961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6961] mkdir("./file0", 0777) = 0 [pid 6961] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6961] pipe2([3, 4], 0) = 0 [pid 6961] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6961] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6961] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6961] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6961] sync() = 0 [pid 6961] exit_group(0) = ? [pid 6961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3338", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3338", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3338/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3338/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3338/binderfs") = 0 umount2("./3338/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3338/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3338/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3338/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3338/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3338") = 0 mkdir("./3339", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6962 attached , child_tidptr=0x555556ebf690) = 6962 [pid 6962] chdir("./3339") = 0 [pid 6962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6962] setpgid(0, 0) = 0 [pid 6962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6962] write(3, "1000", 4) = 4 [pid 6962] close(3) = 0 [pid 6962] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6962] mkdir("./file0", 0777) = 0 [pid 6962] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6962] pipe2([3, 4], 0) = 0 [pid 6962] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6962] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6962] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6962] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6962] sync() = 0 [pid 6962] exit_group(0) = ? [pid 6962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6962, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3339", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3339", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3339/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3339/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3339/binderfs") = 0 umount2("./3339/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3339/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3339/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3339/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3339/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3339") = 0 mkdir("./3340", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6963 attached , child_tidptr=0x555556ebf690) = 6963 [pid 6963] chdir("./3340") = 0 [pid 6963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6963] setpgid(0, 0) = 0 [pid 6963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6963] write(3, "1000", 4) = 4 [pid 6963] close(3) = 0 [pid 6963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6963] mkdir("./file0", 0777) = 0 [pid 6963] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6963] pipe2([3, 4], 0) = 0 [pid 6963] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6963] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6963] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6963] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6963] sync() = 0 [pid 6963] exit_group(0) = ? [pid 6963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6963, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3340", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3340", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3340/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3340/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3340/binderfs") = 0 umount2("./3340/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3340/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3340/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3340/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3340/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3340") = 0 mkdir("./3341", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6964 attached , child_tidptr=0x555556ebf690) = 6964 [pid 6964] chdir("./3341") = 0 [pid 6964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6964] setpgid(0, 0) = 0 [pid 6964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6964] write(3, "1000", 4) = 4 [pid 6964] close(3) = 0 [pid 6964] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6964] mkdir("./file0", 0777) = 0 [pid 6964] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6964] pipe2([3, 4], 0) = 0 [pid 6964] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6964] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6964] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6964] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6964] sync() = 0 [pid 6964] exit_group(0) = ? [pid 6964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3341", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3341", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3341/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3341/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3341/binderfs") = 0 umount2("./3341/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3341/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3341/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3341/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3341/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3341") = 0 mkdir("./3342", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6965 attached , child_tidptr=0x555556ebf690) = 6965 [pid 6965] chdir("./3342") = 0 [pid 6965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6965] setpgid(0, 0) = 0 [pid 6965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6965] write(3, "1000", 4) = 4 [pid 6965] close(3) = 0 [pid 6965] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6965] mkdir("./file0", 0777) = 0 [pid 6965] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6965] pipe2([3, 4], 0) = 0 [pid 6965] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6965] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6965] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6965] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6965] sync() = 0 [pid 6965] exit_group(0) = ? [pid 6965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6965, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3342", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3342", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3342/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3342/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3342/binderfs") = 0 umount2("./3342/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3342/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3342/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3342/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3342/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3342") = 0 mkdir("./3343", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6966 attached , child_tidptr=0x555556ebf690) = 6966 [pid 6966] chdir("./3343") = 0 [pid 6966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6966] setpgid(0, 0) = 0 [pid 6966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6966] write(3, "1000", 4) = 4 [pid 6966] close(3) = 0 [pid 6966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6966] mkdir("./file0", 0777) = 0 [pid 6966] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6966] pipe2([3, 4], 0) = 0 [pid 6966] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6966] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6966] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6966] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6966] sync() = 0 [pid 6966] exit_group(0) = ? [pid 6966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6966, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3343", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3343", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3343/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3343/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3343/binderfs") = 0 umount2("./3343/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3343/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3343/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3343/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3343/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3343") = 0 mkdir("./3344", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6967 attached , child_tidptr=0x555556ebf690) = 6967 [pid 6967] chdir("./3344") = 0 [pid 6967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6967] setpgid(0, 0) = 0 [pid 6967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6967] write(3, "1000", 4) = 4 [pid 6967] close(3) = 0 [pid 6967] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6967] mkdir("./file0", 0777) = 0 [pid 6967] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6967] pipe2([3, 4], 0) = 0 [pid 6967] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6967] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6967] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6967] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6967] sync() = 0 [pid 6967] exit_group(0) = ? [pid 6967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3344", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3344", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3344/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3344/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3344/binderfs") = 0 umount2("./3344/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3344/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3344/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3344/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3344/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3344") = 0 mkdir("./3345", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6968 attached , child_tidptr=0x555556ebf690) = 6968 [pid 6968] chdir("./3345") = 0 [pid 6968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6968] setpgid(0, 0) = 0 [pid 6968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6968] write(3, "1000", 4) = 4 [pid 6968] close(3) = 0 [pid 6968] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6968] mkdir("./file0", 0777) = 0 [pid 6968] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6968] pipe2([3, 4], 0) = 0 [pid 6968] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6968] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6968] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6968] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6968] sync() = 0 [pid 6968] exit_group(0) = ? [pid 6968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6968, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3345", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3345", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3345/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3345/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3345/binderfs") = 0 umount2("./3345/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3345/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3345/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3345/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3345/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3345") = 0 mkdir("./3346", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6969 attached , child_tidptr=0x555556ebf690) = 6969 [pid 6969] chdir("./3346") = 0 [pid 6969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6969] setpgid(0, 0) = 0 [pid 6969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6969] write(3, "1000", 4) = 4 [pid 6969] close(3) = 0 [pid 6969] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6969] mkdir("./file0", 0777) = 0 [pid 6969] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6969] pipe2([3, 4], 0) = 0 [pid 6969] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6969] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6969] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6969] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6969] sync() = 0 [pid 6969] exit_group(0) = ? [pid 6969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6969, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3346", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3346", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3346/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3346/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3346/binderfs") = 0 umount2("./3346/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3346/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3346/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3346/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3346/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3346") = 0 mkdir("./3347", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6970 attached , child_tidptr=0x555556ebf690) = 6970 [pid 6970] chdir("./3347") = 0 [pid 6970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6970] setpgid(0, 0) = 0 [pid 6970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6970] write(3, "1000", 4) = 4 [pid 6970] close(3) = 0 [pid 6970] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6970] mkdir("./file0", 0777) = 0 [pid 6970] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6970] pipe2([3, 4], 0) = 0 [pid 6970] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6970] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6970] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6970] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6970] sync() = 0 [pid 6970] exit_group(0) = ? [pid 6970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3347", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3347", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3347/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3347/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3347/binderfs") = 0 umount2("./3347/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3347/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3347/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3347/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3347/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3347") = 0 mkdir("./3348", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6971 attached , child_tidptr=0x555556ebf690) = 6971 [pid 6971] chdir("./3348") = 0 [pid 6971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6971] setpgid(0, 0) = 0 [pid 6971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6971] write(3, "1000", 4) = 4 [pid 6971] close(3) = 0 [pid 6971] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6971] mkdir("./file0", 0777) = 0 [pid 6971] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6971] pipe2([3, 4], 0) = 0 [pid 6971] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6971] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6971] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6971] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6971] sync() = 0 [pid 6971] exit_group(0) = ? [pid 6971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6971, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3348", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3348", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3348/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3348/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3348/binderfs") = 0 umount2("./3348/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3348/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3348/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3348/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3348/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3348") = 0 mkdir("./3349", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6972 attached , child_tidptr=0x555556ebf690) = 6972 [pid 6972] chdir("./3349") = 0 [pid 6972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6972] setpgid(0, 0) = 0 [pid 6972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6972] write(3, "1000", 4) = 4 [pid 6972] close(3) = 0 [pid 6972] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6972] mkdir("./file0", 0777) = 0 [pid 6972] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6972] pipe2([3, 4], 0) = 0 [pid 6972] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6972] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6972] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6972] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6972] sync() = 0 [pid 6972] exit_group(0) = ? [pid 6972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6972, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3349", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3349", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3349/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3349/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3349/binderfs") = 0 umount2("./3349/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3349/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3349/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3349/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3349/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3349") = 0 mkdir("./3350", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6973 ./strace-static-x86_64: Process 6973 attached [pid 6973] chdir("./3350") = 0 [pid 6973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6973] setpgid(0, 0) = 0 [pid 6973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6973] write(3, "1000", 4) = 4 [pid 6973] close(3) = 0 [pid 6973] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6973] mkdir("./file0", 0777) = 0 [pid 6973] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6973] pipe2([3, 4], 0) = 0 [pid 6973] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6973] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6973] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6973] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6973] sync() = 0 [pid 6973] exit_group(0) = ? [pid 6973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3350", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3350", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3350/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3350/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3350/binderfs") = 0 umount2("./3350/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3350/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3350/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3350/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3350/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3350") = 0 mkdir("./3351", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6974 ./strace-static-x86_64: Process 6974 attached [pid 6974] chdir("./3351") = 0 [pid 6974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6974] setpgid(0, 0) = 0 [pid 6974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6974] write(3, "1000", 4) = 4 [pid 6974] close(3) = 0 [pid 6974] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6974] mkdir("./file0", 0777) = 0 [pid 6974] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6974] pipe2([3, 4], 0) = 0 [pid 6974] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6974] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6974] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6974] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6974] sync() = 0 [pid 6974] exit_group(0) = ? [pid 6974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6974, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3351", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3351", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3351/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3351/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3351/binderfs") = 0 umount2("./3351/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3351/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3351/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3351/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3351/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3351") = 0 mkdir("./3352", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6975 attached , child_tidptr=0x555556ebf690) = 6975 [pid 6975] chdir("./3352") = 0 [pid 6975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6975] setpgid(0, 0) = 0 [pid 6975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6975] write(3, "1000", 4) = 4 [pid 6975] close(3) = 0 [pid 6975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6975] mkdir("./file0", 0777) = 0 [pid 6975] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6975] pipe2([3, 4], 0) = 0 [pid 6975] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6975] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6975] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6975] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6975] sync() = 0 [pid 6975] exit_group(0) = ? [pid 6975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3352", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3352", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3352/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3352/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3352/binderfs") = 0 umount2("./3352/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3352/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3352/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3352/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3352/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3352") = 0 mkdir("./3353", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6976 attached , child_tidptr=0x555556ebf690) = 6976 [pid 6976] chdir("./3353") = 0 [pid 6976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6976] setpgid(0, 0) = 0 [pid 6976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6976] write(3, "1000", 4) = 4 [pid 6976] close(3) = 0 [pid 6976] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6976] mkdir("./file0", 0777) = 0 [pid 6976] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6976] pipe2([3, 4], 0) = 0 [pid 6976] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6976] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6976] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6976] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6976] sync() = 0 [pid 6976] exit_group(0) = ? [pid 6976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3353", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3353", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3353/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3353/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3353/binderfs") = 0 umount2("./3353/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3353/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3353/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3353/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3353/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3353") = 0 mkdir("./3354", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6977 attached , child_tidptr=0x555556ebf690) = 6977 [pid 6977] chdir("./3354") = 0 [pid 6977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6977] setpgid(0, 0) = 0 [pid 6977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6977] write(3, "1000", 4) = 4 [pid 6977] close(3) = 0 [pid 6977] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6977] mkdir("./file0", 0777) = 0 [pid 6977] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6977] pipe2([3, 4], 0) = 0 [pid 6977] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6977] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6977] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6977] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6977] sync() = 0 [pid 6977] exit_group(0) = ? [pid 6977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6977, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3354", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3354", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3354/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3354/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3354/binderfs") = 0 umount2("./3354/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3354/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3354/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3354/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3354/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3354") = 0 mkdir("./3355", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6978 ./strace-static-x86_64: Process 6978 attached [pid 6978] chdir("./3355") = 0 [pid 6978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6978] setpgid(0, 0) = 0 [pid 6978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6978] write(3, "1000", 4) = 4 [pid 6978] close(3) = 0 [pid 6978] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6978] mkdir("./file0", 0777) = 0 [pid 6978] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6978] pipe2([3, 4], 0) = 0 [pid 6978] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6978] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6978] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6978] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6978] sync() = 0 [pid 6978] exit_group(0) = ? [pid 6978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3355", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3355", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3355/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3355/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3355/binderfs") = 0 umount2("./3355/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3355/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3355/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3355/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3355/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3355") = 0 mkdir("./3356", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6979 attached , child_tidptr=0x555556ebf690) = 6979 [pid 6979] chdir("./3356") = 0 [pid 6979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6979] setpgid(0, 0) = 0 [pid 6979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6979] write(3, "1000", 4) = 4 [pid 6979] close(3) = 0 [pid 6979] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6979] mkdir("./file0", 0777) = 0 [pid 6979] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6979] pipe2([3, 4], 0) = 0 [pid 6979] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6979] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6979] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6979] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6979] sync() = 0 [pid 6979] exit_group(0) = ? [pid 6979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6979, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3356", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3356", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3356/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3356/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3356/binderfs") = 0 umount2("./3356/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3356/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3356/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3356/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3356/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3356") = 0 mkdir("./3357", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6980 ./strace-static-x86_64: Process 6980 attached [pid 6980] chdir("./3357") = 0 [pid 6980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6980] setpgid(0, 0) = 0 [pid 6980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6980] write(3, "1000", 4) = 4 [pid 6980] close(3) = 0 [pid 6980] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6980] mkdir("./file0", 0777) = 0 [pid 6980] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6980] pipe2([3, 4], 0) = 0 [pid 6980] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6980] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6980] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6980] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6980] sync() = 0 [pid 6980] exit_group(0) = ? [pid 6980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6980, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3357", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3357", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3357/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3357/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3357/binderfs") = 0 umount2("./3357/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3357/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3357/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3357/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3357/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3357") = 0 mkdir("./3358", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6981 attached , child_tidptr=0x555556ebf690) = 6981 [pid 6981] chdir("./3358") = 0 [pid 6981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6981] setpgid(0, 0) = 0 [pid 6981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6981] write(3, "1000", 4) = 4 [pid 6981] close(3) = 0 [pid 6981] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6981] mkdir("./file0", 0777) = 0 [pid 6981] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6981] pipe2([3, 4], 0) = 0 [pid 6981] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6981] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6981] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6981] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6981] sync() = 0 [pid 6981] exit_group(0) = ? [pid 6981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3358", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3358", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3358/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3358/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3358/binderfs") = 0 umount2("./3358/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3358/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3358/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3358/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3358/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3358") = 0 mkdir("./3359", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6982 attached , child_tidptr=0x555556ebf690) = 6982 [pid 6982] chdir("./3359") = 0 [pid 6982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6982] setpgid(0, 0) = 0 [pid 6982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6982] write(3, "1000", 4) = 4 [pid 6982] close(3) = 0 [pid 6982] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6982] mkdir("./file0", 0777) = 0 [pid 6982] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6982] pipe2([3, 4], 0) = 0 [pid 6982] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6982] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6982] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6982] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6982] sync() = 0 [pid 6982] exit_group(0) = ? [pid 6982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6982, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3359", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3359", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3359/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3359/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3359/binderfs") = 0 umount2("./3359/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3359/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3359/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3359/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3359/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3359") = 0 mkdir("./3360", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6983 attached , child_tidptr=0x555556ebf690) = 6983 [pid 6983] chdir("./3360") = 0 [pid 6983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6983] setpgid(0, 0) = 0 [pid 6983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6983] write(3, "1000", 4) = 4 [pid 6983] close(3) = 0 [pid 6983] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6983] mkdir("./file0", 0777) = 0 [pid 6983] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6983] pipe2([3, 4], 0) = 0 [pid 6983] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6983] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6983] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6983] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6983] sync() = 0 [pid 6983] exit_group(0) = ? [pid 6983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6983, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3360", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3360", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3360/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3360/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3360/binderfs") = 0 umount2("./3360/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3360/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3360/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3360/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3360/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3360") = 0 mkdir("./3361", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6984 attached , child_tidptr=0x555556ebf690) = 6984 [pid 6984] chdir("./3361") = 0 [pid 6984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6984] setpgid(0, 0) = 0 [pid 6984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6984] write(3, "1000", 4) = 4 [pid 6984] close(3) = 0 [pid 6984] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6984] mkdir("./file0", 0777) = 0 [pid 6984] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6984] pipe2([3, 4], 0) = 0 [pid 6984] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6984] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6984] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6984] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6984] sync() = 0 [pid 6984] exit_group(0) = ? [pid 6984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3361", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3361", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3361/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3361/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3361/binderfs") = 0 umount2("./3361/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3361/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3361/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3361/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3361/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3361") = 0 mkdir("./3362", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6985 attached , child_tidptr=0x555556ebf690) = 6985 [pid 6985] chdir("./3362") = 0 [pid 6985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6985] setpgid(0, 0) = 0 [pid 6985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6985] write(3, "1000", 4) = 4 [pid 6985] close(3) = 0 [pid 6985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6985] mkdir("./file0", 0777) = 0 [pid 6985] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6985] pipe2([3, 4], 0) = 0 [pid 6985] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6985] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6985] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6985] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6985] sync() = 0 [pid 6985] exit_group(0) = ? [pid 6985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6985, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3362", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3362", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3362/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3362/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3362/binderfs") = 0 umount2("./3362/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3362/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3362/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3362/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3362/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3362") = 0 mkdir("./3363", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6986 attached , child_tidptr=0x555556ebf690) = 6986 [pid 6986] chdir("./3363") = 0 [pid 6986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6986] setpgid(0, 0) = 0 [pid 6986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6986] write(3, "1000", 4) = 4 [pid 6986] close(3) = 0 [pid 6986] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6986] mkdir("./file0", 0777) = 0 [pid 6986] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6986] pipe2([3, 4], 0) = 0 [pid 6986] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6986] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6986] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6986] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6986] sync() = 0 [pid 6986] exit_group(0) = ? [pid 6986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6986, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3363", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3363", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3363/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3363/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3363/binderfs") = 0 umount2("./3363/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3363/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3363/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3363/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3363/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3363") = 0 mkdir("./3364", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6987 attached , child_tidptr=0x555556ebf690) = 6987 [pid 6987] chdir("./3364") = 0 [pid 6987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6987] setpgid(0, 0) = 0 [pid 6987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6987] write(3, "1000", 4) = 4 [pid 6987] close(3) = 0 [pid 6987] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6987] mkdir("./file0", 0777) = 0 [pid 6987] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6987] pipe2([3, 4], 0) = 0 [pid 6987] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6987] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6987] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6987] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6987] sync() = 0 [pid 6987] exit_group(0) = ? [pid 6987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3364", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3364", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3364/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3364/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3364/binderfs") = 0 umount2("./3364/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3364/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3364/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3364/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3364/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3364") = 0 mkdir("./3365", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6988 attached , child_tidptr=0x555556ebf690) = 6988 [pid 6988] chdir("./3365") = 0 [pid 6988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6988] setpgid(0, 0) = 0 [pid 6988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6988] write(3, "1000", 4) = 4 [pid 6988] close(3) = 0 [pid 6988] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6988] mkdir("./file0", 0777) = 0 [pid 6988] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6988] pipe2([3, 4], 0) = 0 [pid 6988] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6988] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6988] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6988] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6988] sync() = 0 [pid 6988] exit_group(0) = ? [pid 6988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6988, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3365", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3365", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3365/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3365/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3365/binderfs") = 0 umount2("./3365/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3365/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3365/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3365/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3365/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3365") = 0 mkdir("./3366", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6989 attached , child_tidptr=0x555556ebf690) = 6989 [pid 6989] chdir("./3366") = 0 [pid 6989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6989] setpgid(0, 0) = 0 [pid 6989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6989] write(3, "1000", 4) = 4 [pid 6989] close(3) = 0 [pid 6989] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6989] mkdir("./file0", 0777) = 0 [pid 6989] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6989] pipe2([3, 4], 0) = 0 [pid 6989] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6989] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6989] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6989] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6989] sync() = 0 [pid 6989] exit_group(0) = ? [pid 6989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6989, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3366", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3366", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3366/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3366/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3366/binderfs") = 0 umount2("./3366/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3366/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3366/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3366/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3366/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3366") = 0 mkdir("./3367", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6990 attached , child_tidptr=0x555556ebf690) = 6990 [pid 6990] chdir("./3367") = 0 [pid 6990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6990] setpgid(0, 0) = 0 [pid 6990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6990] write(3, "1000", 4) = 4 [pid 6990] close(3) = 0 [pid 6990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6990] mkdir("./file0", 0777) = 0 [pid 6990] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6990] pipe2([3, 4], 0) = 0 [pid 6990] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6990] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6990] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6990] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6990] sync() = 0 [pid 6990] exit_group(0) = ? [pid 6990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3367", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3367", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3367/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3367/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3367/binderfs") = 0 umount2("./3367/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3367/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3367/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3367/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3367/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3367") = 0 mkdir("./3368", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6991 ./strace-static-x86_64: Process 6991 attached [pid 6991] chdir("./3368") = 0 [pid 6991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6991] setpgid(0, 0) = 0 [pid 6991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6991] write(3, "1000", 4) = 4 [pid 6991] close(3) = 0 [pid 6991] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6991] mkdir("./file0", 0777) = 0 [pid 6991] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6991] pipe2([3, 4], 0) = 0 [pid 6991] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6991] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6991] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6991] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6991] sync() = 0 [pid 6991] exit_group(0) = ? [pid 6991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6991, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3368", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3368", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3368/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3368/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3368/binderfs") = 0 umount2("./3368/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3368/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3368/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3368/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3368/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3368") = 0 mkdir("./3369", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6992 attached , child_tidptr=0x555556ebf690) = 6992 [pid 6992] chdir("./3369") = 0 [pid 6992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6992] setpgid(0, 0) = 0 [pid 6992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6992] write(3, "1000", 4) = 4 [pid 6992] close(3) = 0 [pid 6992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6992] mkdir("./file0", 0777) = 0 [pid 6992] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6992] pipe2([3, 4], 0) = 0 [pid 6992] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6992] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6992] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6992] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6992] sync() = 0 [pid 6992] exit_group(0) = ? [pid 6992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6992, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3369", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3369", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3369/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3369/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3369/binderfs") = 0 umount2("./3369/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3369/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3369/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3369/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3369/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3369") = 0 mkdir("./3370", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6993 attached , child_tidptr=0x555556ebf690) = 6993 [pid 6993] chdir("./3370") = 0 [pid 6993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6993] setpgid(0, 0) = 0 [pid 6993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6993] write(3, "1000", 4) = 4 [pid 6993] close(3) = 0 [pid 6993] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6993] mkdir("./file0", 0777) = 0 [pid 6993] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6993] pipe2([3, 4], 0) = 0 [pid 6993] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6993] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6993] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6993] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6993] sync() = 0 [pid 6993] exit_group(0) = ? [pid 6993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3370", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3370", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3370/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3370/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3370/binderfs") = 0 umount2("./3370/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3370/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3370/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3370/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3370/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3370") = 0 mkdir("./3371", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6994 attached , child_tidptr=0x555556ebf690) = 6994 [pid 6994] chdir("./3371") = 0 [pid 6994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6994] setpgid(0, 0) = 0 [pid 6994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6994] write(3, "1000", 4) = 4 [pid 6994] close(3) = 0 [pid 6994] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6994] mkdir("./file0", 0777) = 0 [pid 6994] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6994] pipe2([3, 4], 0) = 0 [pid 6994] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6994] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6994] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6994] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6994] sync() = 0 [pid 6994] exit_group(0) = ? [pid 6994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6994, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3371", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3371", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3371/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3371/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3371/binderfs") = 0 umount2("./3371/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3371/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3371/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3371/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3371/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3371") = 0 mkdir("./3372", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 6995 ./strace-static-x86_64: Process 6995 attached [pid 6995] chdir("./3372") = 0 [pid 6995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6995] setpgid(0, 0) = 0 [pid 6995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6995] write(3, "1000", 4) = 4 [pid 6995] close(3) = 0 [pid 6995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6995] mkdir("./file0", 0777) = 0 [pid 6995] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6995] pipe2([3, 4], 0) = 0 [pid 6995] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6995] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6995] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6995] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6995] sync() = 0 [pid 6995] exit_group(0) = ? [pid 6995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3372", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3372", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3372/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3372/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3372/binderfs") = 0 umount2("./3372/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3372/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3372/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3372/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3372/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3372") = 0 mkdir("./3373", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6996 attached , child_tidptr=0x555556ebf690) = 6996 [pid 6996] chdir("./3373") = 0 [pid 6996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6996] setpgid(0, 0) = 0 [pid 6996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6996] write(3, "1000", 4) = 4 [pid 6996] close(3) = 0 [pid 6996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6996] mkdir("./file0", 0777) = 0 [pid 6996] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6996] pipe2([3, 4], 0) = 0 [pid 6996] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6996] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6996] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6996] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6996] sync() = 0 [pid 6996] exit_group(0) = ? [pid 6996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3373", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3373", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3373/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3373/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3373/binderfs") = 0 umount2("./3373/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3373/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3373/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3373/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3373/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3373") = 0 mkdir("./3374", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6997 attached , child_tidptr=0x555556ebf690) = 6997 [pid 6997] chdir("./3374") = 0 [pid 6997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6997] setpgid(0, 0) = 0 [pid 6997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6997] write(3, "1000", 4) = 4 [pid 6997] close(3) = 0 [pid 6997] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6997] mkdir("./file0", 0777) = 0 [pid 6997] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6997] pipe2([3, 4], 0) = 0 [pid 6997] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6997] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6997] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6997] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6997] sync() = 0 [pid 6997] exit_group(0) = ? [pid 6997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6997, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3374", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3374", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3374/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3374/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3374/binderfs") = 0 umount2("./3374/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3374/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3374/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3374/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3374/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3374") = 0 mkdir("./3375", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6998 attached , child_tidptr=0x555556ebf690) = 6998 [pid 6998] chdir("./3375") = 0 [pid 6998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6998] setpgid(0, 0) = 0 [pid 6998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6998] write(3, "1000", 4) = 4 [pid 6998] close(3) = 0 [pid 6998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6998] mkdir("./file0", 0777) = 0 [pid 6998] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6998] pipe2([3, 4], 0) = 0 [pid 6998] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6998] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6998] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6998] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6998] sync() = 0 [pid 6998] exit_group(0) = ? [pid 6998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6998, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3375", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3375", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3375/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3375/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3375/binderfs") = 0 umount2("./3375/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3375/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3375/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3375/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3375/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3375") = 0 mkdir("./3376", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6999 attached , child_tidptr=0x555556ebf690) = 6999 [pid 6999] chdir("./3376") = 0 [pid 6999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6999] setpgid(0, 0) = 0 [pid 6999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6999] write(3, "1000", 4) = 4 [pid 6999] close(3) = 0 [pid 6999] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6999] mkdir("./file0", 0777) = 0 [pid 6999] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 6999] pipe2([3, 4], 0) = 0 [pid 6999] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 6999] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 6999] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 6999] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 6999] sync() = 0 [pid 6999] exit_group(0) = ? [pid 6999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3376", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3376", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3376/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3376/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3376/binderfs") = 0 umount2("./3376/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3376/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3376/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3376/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3376/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3376") = 0 mkdir("./3377", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7000 attached , child_tidptr=0x555556ebf690) = 7000 [pid 7000] chdir("./3377") = 0 [pid 7000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7000] setpgid(0, 0) = 0 [pid 7000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7000] write(3, "1000", 4) = 4 [pid 7000] close(3) = 0 [pid 7000] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7000] mkdir("./file0", 0777) = 0 [pid 7000] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7000] pipe2([3, 4], 0) = 0 [pid 7000] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7000] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7000] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7000] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7000] sync() = 0 [pid 7000] exit_group(0) = ? [pid 7000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7000, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3377", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3377", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3377/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3377/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3377/binderfs") = 0 umount2("./3377/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3377/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3377/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3377/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3377/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3377") = 0 mkdir("./3378", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7001 attached , child_tidptr=0x555556ebf690) = 7001 [pid 7001] chdir("./3378") = 0 [pid 7001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7001] setpgid(0, 0) = 0 [pid 7001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7001] write(3, "1000", 4) = 4 [pid 7001] close(3) = 0 [pid 7001] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7001] mkdir("./file0", 0777) = 0 [pid 7001] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7001] pipe2([3, 4], 0) = 0 [pid 7001] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7001] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7001] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7001] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7001] sync() = 0 [pid 7001] exit_group(0) = ? [pid 7001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3378", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3378", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3378/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3378/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3378/binderfs") = 0 umount2("./3378/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3378/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3378/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3378/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3378/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3378") = 0 mkdir("./3379", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7002 attached , child_tidptr=0x555556ebf690) = 7002 [pid 7002] chdir("./3379") = 0 [pid 7002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7002] setpgid(0, 0) = 0 [pid 7002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7002] write(3, "1000", 4) = 4 [pid 7002] close(3) = 0 [pid 7002] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7002] mkdir("./file0", 0777) = 0 [pid 7002] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7002] pipe2([3, 4], 0) = 0 [pid 7002] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7002] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7002] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7002] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7002] sync() = 0 [pid 7002] exit_group(0) = ? [pid 7002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3379", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3379", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3379/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3379/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3379/binderfs") = 0 umount2("./3379/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3379/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3379/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3379/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3379/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3379") = 0 mkdir("./3380", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7003 attached , child_tidptr=0x555556ebf690) = 7003 [pid 7003] chdir("./3380") = 0 [pid 7003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7003] setpgid(0, 0) = 0 [pid 7003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7003] write(3, "1000", 4) = 4 [pid 7003] close(3) = 0 [pid 7003] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7003] mkdir("./file0", 0777) = 0 [pid 7003] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7003] pipe2([3, 4], 0) = 0 [pid 7003] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7003] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7003] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7003] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7003] sync() = 0 [pid 7003] exit_group(0) = ? [pid 7003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7003, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3380", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3380", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3380/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3380/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3380/binderfs") = 0 umount2("./3380/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3380/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3380/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3380/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3380/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3380") = 0 mkdir("./3381", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7004 attached , child_tidptr=0x555556ebf690) = 7004 [pid 7004] chdir("./3381") = 0 [pid 7004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7004] setpgid(0, 0) = 0 [pid 7004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7004] write(3, "1000", 4) = 4 [pid 7004] close(3) = 0 [pid 7004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7004] mkdir("./file0", 0777) = 0 [pid 7004] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7004] pipe2([3, 4], 0) = 0 [pid 7004] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7004] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7004] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7004] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7004] sync() = 0 [pid 7004] exit_group(0) = ? [pid 7004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3381", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3381", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3381/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3381/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3381/binderfs") = 0 umount2("./3381/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3381/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3381/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3381/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3381/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3381") = 0 mkdir("./3382", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7005 attached , child_tidptr=0x555556ebf690) = 7005 [pid 7005] chdir("./3382") = 0 [pid 7005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7005] setpgid(0, 0) = 0 [pid 7005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7005] write(3, "1000", 4) = 4 [pid 7005] close(3) = 0 [pid 7005] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7005] mkdir("./file0", 0777) = 0 [pid 7005] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7005] pipe2([3, 4], 0) = 0 [pid 7005] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7005] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7005] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7005] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7005] sync() = 0 [pid 7005] exit_group(0) = ? [pid 7005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3382", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3382", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3382/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3382/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3382/binderfs") = 0 umount2("./3382/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3382/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3382/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3382/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3382/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3382") = 0 mkdir("./3383", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7006 attached , child_tidptr=0x555556ebf690) = 7006 [pid 7006] chdir("./3383") = 0 [pid 7006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7006] setpgid(0, 0) = 0 [pid 7006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7006] write(3, "1000", 4) = 4 [pid 7006] close(3) = 0 [pid 7006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7006] mkdir("./file0", 0777) = 0 [pid 7006] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7006] pipe2([3, 4], 0) = 0 [pid 7006] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7006] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7006] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7006] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7006] sync() = 0 [pid 7006] exit_group(0) = ? [pid 7006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7006, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3383", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3383", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3383/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3383/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3383/binderfs") = 0 umount2("./3383/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3383/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3383/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3383/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3383/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3383") = 0 mkdir("./3384", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7007 attached , child_tidptr=0x555556ebf690) = 7007 [pid 7007] chdir("./3384") = 0 [pid 7007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7007] setpgid(0, 0) = 0 [pid 7007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7007] write(3, "1000", 4) = 4 [pid 7007] close(3) = 0 [pid 7007] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7007] mkdir("./file0", 0777) = 0 [pid 7007] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7007] pipe2([3, 4], 0) = 0 [pid 7007] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7007] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7007] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7007] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7007] sync() = 0 [pid 7007] exit_group(0) = ? [pid 7007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3384", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3384", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3384/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3384/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3384/binderfs") = 0 umount2("./3384/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3384/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3384/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3384/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3384/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3384") = 0 mkdir("./3385", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7008 attached , child_tidptr=0x555556ebf690) = 7008 [pid 7008] chdir("./3385") = 0 [pid 7008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7008] setpgid(0, 0) = 0 [pid 7008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7008] write(3, "1000", 4) = 4 [pid 7008] close(3) = 0 [pid 7008] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7008] mkdir("./file0", 0777) = 0 [pid 7008] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7008] pipe2([3, 4], 0) = 0 [pid 7008] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7008] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7008] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7008] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7008] sync() = 0 [pid 7008] exit_group(0) = ? [pid 7008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3385", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3385", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3385/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3385/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3385/binderfs") = 0 umount2("./3385/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3385/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3385/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3385/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3385/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3385") = 0 mkdir("./3386", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7009 attached , child_tidptr=0x555556ebf690) = 7009 [pid 7009] chdir("./3386") = 0 [pid 7009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7009] setpgid(0, 0) = 0 [pid 7009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7009] write(3, "1000", 4) = 4 [pid 7009] close(3) = 0 [pid 7009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7009] mkdir("./file0", 0777) = 0 [pid 7009] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7009] pipe2([3, 4], 0) = 0 [pid 7009] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7009] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7009] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7009] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7009] sync() = 0 [pid 7009] exit_group(0) = ? [pid 7009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7009, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3386", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3386", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3386/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3386/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3386/binderfs") = 0 umount2("./3386/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3386/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3386/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3386/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3386/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3386") = 0 mkdir("./3387", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7010 attached , child_tidptr=0x555556ebf690) = 7010 [pid 7010] chdir("./3387") = 0 [pid 7010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7010] setpgid(0, 0) = 0 [pid 7010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7010] write(3, "1000", 4) = 4 [pid 7010] close(3) = 0 [pid 7010] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7010] mkdir("./file0", 0777) = 0 [pid 7010] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7010] pipe2([3, 4], 0) = 0 [pid 7010] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7010] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7010] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7010] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7010] sync() = 0 [pid 7010] exit_group(0) = ? [pid 7010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3387", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3387", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3387/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3387/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3387/binderfs") = 0 umount2("./3387/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3387/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3387/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3387/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3387/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3387") = 0 mkdir("./3388", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7011 attached , child_tidptr=0x555556ebf690) = 7011 [pid 7011] chdir("./3388") = 0 [pid 7011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7011] setpgid(0, 0) = 0 [pid 7011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7011] write(3, "1000", 4) = 4 [pid 7011] close(3) = 0 [pid 7011] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7011] mkdir("./file0", 0777) = 0 [pid 7011] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7011] pipe2([3, 4], 0) = 0 [pid 7011] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7011] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7011] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7011] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7011] sync() = 0 [pid 7011] exit_group(0) = ? [pid 7011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7011, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3388", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3388", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3388/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3388/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3388/binderfs") = 0 umount2("./3388/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3388/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3388/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3388/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3388/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3388") = 0 mkdir("./3389", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7012 attached , child_tidptr=0x555556ebf690) = 7012 [pid 7012] chdir("./3389") = 0 [pid 7012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7012] setpgid(0, 0) = 0 [pid 7012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7012] write(3, "1000", 4) = 4 [pid 7012] close(3) = 0 [pid 7012] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7012] mkdir("./file0", 0777) = 0 [pid 7012] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7012] pipe2([3, 4], 0) = 0 [pid 7012] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7012] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7012] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7012] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7012] sync() = 0 [pid 7012] exit_group(0) = ? [pid 7012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7012, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3389", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3389", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3389/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3389/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3389/binderfs") = 0 umount2("./3389/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3389/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3389/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3389/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3389/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3389") = 0 mkdir("./3390", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7013 attached , child_tidptr=0x555556ebf690) = 7013 [pid 7013] chdir("./3390") = 0 [pid 7013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7013] setpgid(0, 0) = 0 [pid 7013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7013] write(3, "1000", 4) = 4 [pid 7013] close(3) = 0 [pid 7013] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7013] mkdir("./file0", 0777) = 0 [pid 7013] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7013] pipe2([3, 4], 0) = 0 [pid 7013] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7013] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7013] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7013] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7013] sync() = 0 [pid 7013] exit_group(0) = ? [pid 7013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3390", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3390", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3390/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3390/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3390/binderfs") = 0 umount2("./3390/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3390/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3390/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3390/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3390/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3390") = 0 mkdir("./3391", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 7014 ./strace-static-x86_64: Process 7014 attached [pid 7014] chdir("./3391") = 0 [pid 7014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7014] setpgid(0, 0) = 0 [pid 7014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7014] write(3, "1000", 4) = 4 [pid 7014] close(3) = 0 [pid 7014] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7014] mkdir("./file0", 0777) = 0 [pid 7014] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7014] pipe2([3, 4], 0) = 0 [pid 7014] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7014] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7014] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7014] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7014] sync() = 0 [pid 7014] exit_group(0) = ? [pid 7014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7014, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3391", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3391", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3391/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3391/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3391/binderfs") = 0 umount2("./3391/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3391/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3391/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3391/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3391/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3391") = 0 mkdir("./3392", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7015 attached , child_tidptr=0x555556ebf690) = 7015 [pid 7015] chdir("./3392") = 0 [pid 7015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7015] setpgid(0, 0) = 0 [pid 7015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7015] write(3, "1000", 4) = 4 [pid 7015] close(3) = 0 [pid 7015] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7015] mkdir("./file0", 0777) = 0 [pid 7015] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7015] pipe2([3, 4], 0) = 0 [pid 7015] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7015] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7015] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7015] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7015] sync() = 0 [pid 7015] exit_group(0) = ? [pid 7015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7015, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3392", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3392", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3392/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3392/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3392/binderfs") = 0 umount2("./3392/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3392/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3392/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3392/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3392/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3392") = 0 mkdir("./3393", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7016 attached , child_tidptr=0x555556ebf690) = 7016 [pid 7016] chdir("./3393") = 0 [pid 7016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7016] setpgid(0, 0) = 0 [pid 7016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7016] write(3, "1000", 4) = 4 [pid 7016] close(3) = 0 [pid 7016] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7016] mkdir("./file0", 0777) = 0 [pid 7016] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7016] pipe2([3, 4], 0) = 0 [pid 7016] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7016] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7016] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7016] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7016] sync() = 0 [pid 7016] exit_group(0) = ? [pid 7016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3393", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3393", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3393/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3393/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3393/binderfs") = 0 umount2("./3393/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3393/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3393/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3393/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3393/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3393") = 0 mkdir("./3394", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7017 attached , child_tidptr=0x555556ebf690) = 7017 [pid 7017] chdir("./3394") = 0 [pid 7017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7017] setpgid(0, 0) = 0 [pid 7017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7017] write(3, "1000", 4) = 4 [pid 7017] close(3) = 0 [pid 7017] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7017] mkdir("./file0", 0777) = 0 [pid 7017] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7017] pipe2([3, 4], 0) = 0 [pid 7017] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7017] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7017] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7017] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7017] sync() = 0 [pid 7017] exit_group(0) = ? [pid 7017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7017, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3394", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3394", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3394/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3394/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3394/binderfs") = 0 umount2("./3394/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3394/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3394/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3394/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3394/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3394") = 0 mkdir("./3395", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 7018 ./strace-static-x86_64: Process 7018 attached [pid 7018] chdir("./3395") = 0 [pid 7018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7018] setpgid(0, 0) = 0 [pid 7018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7018] write(3, "1000", 4) = 4 [pid 7018] close(3) = 0 [pid 7018] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7018] mkdir("./file0", 0777) = 0 [pid 7018] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7018] pipe2([3, 4], 0) = 0 [pid 7018] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7018] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7018] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7018] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7018] sync() = 0 [pid 7018] exit_group(0) = ? [pid 7018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3395", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3395", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3395/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3395/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3395/binderfs") = 0 umount2("./3395/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3395/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3395/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3395/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3395/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3395") = 0 mkdir("./3396", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 7019 ./strace-static-x86_64: Process 7019 attached [pid 7019] chdir("./3396") = 0 [pid 7019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7019] setpgid(0, 0) = 0 [pid 7019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7019] write(3, "1000", 4) = 4 [pid 7019] close(3) = 0 [pid 7019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7019] mkdir("./file0", 0777) = 0 [pid 7019] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7019] pipe2([3, 4], 0) = 0 [pid 7019] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7019] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7019] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7019] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7019] sync() = 0 [pid 7019] exit_group(0) = ? [pid 7019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3396", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3396", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3396/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3396/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3396/binderfs") = 0 umount2("./3396/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3396/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3396/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3396/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3396/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3396") = 0 mkdir("./3397", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7020 attached , child_tidptr=0x555556ebf690) = 7020 [pid 7020] chdir("./3397") = 0 [pid 7020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7020] setpgid(0, 0) = 0 [pid 7020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7020] write(3, "1000", 4) = 4 [pid 7020] close(3) = 0 [pid 7020] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7020] mkdir("./file0", 0777) = 0 [pid 7020] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7020] pipe2([3, 4], 0) = 0 [pid 7020] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7020] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7020] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7020] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7020] sync() = 0 [pid 7020] exit_group(0) = ? [pid 7020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7020, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3397", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3397", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3397/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3397/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3397/binderfs") = 0 umount2("./3397/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3397/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3397/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3397/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3397/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3397") = 0 mkdir("./3398", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7021 attached , child_tidptr=0x555556ebf690) = 7021 [pid 7021] chdir("./3398") = 0 [pid 7021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7021] setpgid(0, 0) = 0 [pid 7021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7021] write(3, "1000", 4) = 4 [pid 7021] close(3) = 0 [pid 7021] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7021] mkdir("./file0", 0777) = 0 [pid 7021] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7021] pipe2([3, 4], 0) = 0 [pid 7021] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7021] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7021] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7021] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7021] sync() = 0 [pid 7021] exit_group(0) = ? [pid 7021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3398", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3398", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3398/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3398/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3398/binderfs") = 0 umount2("./3398/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3398/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3398/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3398/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3398/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3398") = 0 mkdir("./3399", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7022 attached , child_tidptr=0x555556ebf690) = 7022 [pid 7022] chdir("./3399") = 0 [pid 7022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7022] setpgid(0, 0) = 0 [pid 7022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7022] write(3, "1000", 4) = 4 [pid 7022] close(3) = 0 [pid 7022] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7022] mkdir("./file0", 0777) = 0 [pid 7022] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7022] pipe2([3, 4], 0) = 0 [pid 7022] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7022] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7022] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7022] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7022] sync() = 0 [pid 7022] exit_group(0) = ? [pid 7022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7022, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- umount2("./3399", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3399", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3399/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3399/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3399/binderfs") = 0 umount2("./3399/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3399/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3399/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3399/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3399/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3399") = 0 mkdir("./3400", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 7023 ./strace-static-x86_64: Process 7023 attached [pid 7023] chdir("./3400") = 0 [pid 7023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7023] setpgid(0, 0) = 0 [pid 7023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7023] write(3, "1000", 4) = 4 [pid 7023] close(3) = 0 [pid 7023] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7023] mkdir("./file0", 0777) = 0 [pid 7023] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7023] pipe2([3, 4], 0) = 0 [pid 7023] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7023] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7023] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7023] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7023] sync() = 0 [pid 7023] exit_group(0) = ? [pid 7023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7023, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3400", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3400", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3400/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3400/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3400/binderfs") = 0 umount2("./3400/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3400/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3400/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3400/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3400/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3400") = 0 mkdir("./3401", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7024 attached , child_tidptr=0x555556ebf690) = 7024 [pid 7024] chdir("./3401") = 0 [pid 7024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7024] setpgid(0, 0) = 0 [pid 7024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7024] write(3, "1000", 4) = 4 [pid 7024] close(3) = 0 [pid 7024] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7024] mkdir("./file0", 0777) = 0 [pid 7024] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7024] pipe2([3, 4], 0) = 0 [pid 7024] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7024] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7024] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7024] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7024] sync() = 0 [pid 7024] exit_group(0) = ? [pid 7024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3401", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3401", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3401/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3401/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3401/binderfs") = 0 umount2("./3401/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3401/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3401/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3401/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3401/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3401") = 0 mkdir("./3402", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556ebf690) = 7025 ./strace-static-x86_64: Process 7025 attached [pid 7025] chdir("./3402") = 0 [pid 7025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7025] setpgid(0, 0) = 0 [pid 7025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7025] write(3, "1000", 4) = 4 [pid 7025] close(3) = 0 [pid 7025] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7025] mkdir("./file0", 0777) = 0 [pid 7025] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7025] pipe2([3, 4], 0) = 0 [pid 7025] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7025] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7025] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7025] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7025] sync() = 0 [pid 7025] exit_group(0) = ? [pid 7025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7025, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3402", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3402", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3402/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3402/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3402/binderfs") = 0 umount2("./3402/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3402/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3402/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3402/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3402/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3402") = 0 mkdir("./3403", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7026 attached , child_tidptr=0x555556ebf690) = 7026 [pid 7026] chdir("./3403") = 0 [pid 7026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7026] setpgid(0, 0) = 0 [pid 7026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7026] write(3, "1000", 4) = 4 [pid 7026] close(3) = 0 [pid 7026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7026] mkdir("./file0", 0777) = 0 [pid 7026] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7026] pipe2([3, 4], 0) = 0 [pid 7026] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7026] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7026] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7026] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7026] sync() = 0 [pid 7026] exit_group(0) = ? [pid 7026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7026, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3403", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3403", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(3, 0x555556ec06e0 /* 4 entries */, 32768) = 112 umount2("./3403/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3403/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 unlink("./3403/binderfs") = 0 umount2("./3403/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) lstat("./3403/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 umount2("./3403/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3403/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 getdents64(4, 0x555556ec8720 /* 2 entries */, 32768) = 48 getdents64(4, 0x555556ec8720 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3403/file0") = 0 getdents64(3, 0x555556ec06e0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3403") = 0 mkdir("./3404", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7027 attached , child_tidptr=0x555556ebf690) = 7027 [pid 7027] chdir("./3404") = 0 [pid 7027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7027] setpgid(0, 0) = 0 [pid 7027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7027] write(3, "1000", 4) = 4 [pid 7027] close(3) = 0 [pid 7027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7027] mkdir("./file0", 0777) = 0 [pid 7027] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 7027] pipe2([3, 4], 0) = 0 [pid 7027] write(4, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 21) = 21 [pid 7027] write(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 7027] write(-1, NULL, 312) = -1 EBADF (Bad file descriptor) [pid 7027] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,") = -1 EINVAL (Invalid argument) [pid 7027] sync() = 0 [pid 7027] exit_group(0) = ? [pid 7027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7027, si_uid=