./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2400776276 <...> unfinished ...> [pid 5761] symlink("/dev/binderfs", "./binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, ./strace-static-x86_64: Process 5763 attached [pid 5761] <... symlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5761] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5763 [pid 5000] close(3 [pid 4998] umount2("./127", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 5761] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5761] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] rmdir("./127" [pid 4998] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5763] chdir("./129" [pid 5761] <... mmap resumed>) = 0x20fff000 [pid 5761] exit_group(0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5761] <... exit_group resumed>) = ? [pid 4998] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] fstat(3, [pid 4997] umount2("./125/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] mkdir("./128", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4997] lstat("./125/binderfs", ./strace-static-x86_64: Process 5762 attached [pid 5763] <... chdir resumed>) = 0 [pid 5761] +++ exited with 0 +++ [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5762] chdir("./131" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] umount2("./127/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./125/binderfs" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5762] <... chdir resumed>) = 0 [pid 5762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5762] setpgid(0, 0) = 0 [pid 5762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./117", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5764 [pid 4998] lstat("./127/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5763] <... prctl resumed>) = 0 [pid 5762] write(3, "1000", 4 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5762] <... write resumed>) = 4 [pid 4998] unlink("./127/binderfs" [pid 4997] close(3 [pid 4996] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5762] close(3) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 5762] symlink("/dev/binderfs", "./binderfs" [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5762] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5764 attached [pid 5762] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./125" [pid 4996] fstat(3, [pid 5764] chdir("./128" [pid 5763] setpgid(0, 0 [pid 5762] <... openat resumed>) = 3 [pid 4998] close(3 [pid 5764] <... chdir resumed>) = 0 [pid 5762] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5763] <... setpgid resumed>) = 0 [pid 5762] <... mmap resumed>) = 0x20fff000 [pid 4998] <... close resumed>) = 0 [pid 4997] mkdir("./126", 0777 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5764] <... prctl resumed>) = 0 [pid 5762] exit_group(0 [pid 5764] setpgid(0, 0 [pid 5762] <... exit_group resumed>) = ? [pid 4998] rmdir("./127" [pid 4996] getdents64(3, [pid 5764] <... setpgid resumed>) = 0 [pid 5763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5762] +++ exited with 0 +++ [pid 4997] <... mkdir resumed>) = 0 [pid 5764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] mkdir("./128", 0777 [pid 4996] umount2("./117/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./131", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5764] <... openat resumed>) = 3 [pid 4998] <... mkdir resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5764] write(3, "1000", 4) = 4 [pid 5764] close(3) = 0 [pid 5764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5764] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5765 [pid 4996] lstat("./117/binderfs", [pid 5764] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5764] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] fstat(3, [pid 4996] unlink("./117/binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5764] exit_group(0 [pid 4996] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4996] getdents64(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5766 [pid 5002] umount2("./131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] close(3 [pid 5002] lstat("./131/binderfs", [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 5765 attached [pid 5764] <... exit_group resumed>) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./117" [pid 5765] chdir("./126" [pid 5764] +++ exited with 0 +++ [pid 5763] <... openat resumed>) = 3 [pid 5002] unlink("./131/binderfs" [pid 5765] <... chdir resumed>) = 0 [pid 5765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5765] setpgid(0, 0) = 0 [pid 5765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5765] write(3, "1000", 4) = 4 [pid 5765] close(3) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5765] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5763] write(3, "1000", 4 [pid 5002] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./118", 0777 [pid 5763] <... write resumed>) = 4 [pid 5002] getdents64(3, ./strace-static-x86_64: Process 5766 attached [pid 5765] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 5000] umount2("./128", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./131" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5763] close(3 [pid 5766] chdir("./128" [pid 5765] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5766] <... chdir resumed>) = 0 [pid 5765] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5765] <... mmap resumed>) = 0x20fff000 [pid 5002] mkdir("./132", 0777 [pid 5000] <... openat resumed>) = 3 [pid 5763] <... close resumed>) = 0 [pid 5766] <... prctl resumed>) = 0 [pid 5765] exit_group(0 [pid 5766] setpgid(0, 0 [pid 5765] <... exit_group resumed>) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5767 [pid 5763] symlink("/dev/binderfs", "./binderfs" [pid 5766] <... setpgid resumed>) = 0 [pid 5765] +++ exited with 0 +++ [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5766] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5768 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./128/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5763] <... symlink resumed>) = 0 [pid 5000] lstat("./128/binderfs", ./strace-static-x86_64: Process 5767 attached [pid 5766] <... write resumed>) = 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5767] chdir("./118" [pid 5766] close(3 [pid 5763] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5767] <... chdir resumed>) = 0 [pid 5766] <... close resumed>) = 0 [pid 5000] unlink("./128/binderfs" [pid 5767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5766] symlink("/dev/binderfs", "./binderfs" [pid 5767] <... prctl resumed>) = 0 [pid 5766] <... symlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5768 attached [pid 5767] setpgid(0, 0 [pid 5766] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5763] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 5768] chdir("./132" [pid 5767] <... setpgid resumed>) = 0 [pid 5766] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./126", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5768] <... chdir resumed>) = 0 [pid 5767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5766] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5763] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5767] <... openat resumed>) = 3 [pid 5766] <... mmap resumed>) = 0x20fff000 [pid 5000] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5768] <... prctl resumed>) = 0 [pid 5767] write(3, "1000", 4 [pid 5766] exit_group(0 [pid 5000] rmdir("./128" [pid 5768] setpgid(0, 0 [pid 5767] <... write resumed>) = 4 [pid 5766] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 5768] <... setpgid resumed>) = 0 [pid 5767] close(3 [pid 5766] +++ exited with 0 +++ [pid 5763] <... mmap resumed>) = 0x20fff000 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] fstat(3, [pid 5768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5767] <... close resumed>) = 0 [pid 5000] mkdir("./129", 0777 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5768] <... openat resumed>) = 3 [pid 5767] symlink("/dev/binderfs", "./binderfs" [pid 5763] exit_group(0 [pid 5768] write(3, "1000", 4 [pid 5767] <... symlink resumed>) = 0 [pid 5768] <... write resumed>) = 4 [pid 5767] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5768] close(3 [pid 5767] <... openat resumed>) = 3 [pid 5763] <... exit_group resumed>) = ? [pid 5768] <... close resumed>) = 0 [pid 5767] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5768] symlink("/dev/binderfs", "./binderfs" [pid 5767] <... mmap resumed>) = 0x20fff000 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5768] <... symlink resumed>) = 0 [pid 5767] exit_group(0 [pid 5768] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5767] <... exit_group resumed>) = ? [pid 4998] umount2("./128", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./126/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5768] <... openat resumed>) = 3 [pid 5767] +++ exited with 0 +++ [pid 5763] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5769 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5768] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] lstat("./126/binderfs", [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5768] <... mmap resumed>) = 0x20fff000 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... openat resumed>) = 3 [pid 5768] exit_group(0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] fstat(3, [pid 5768] <... exit_group resumed>) = ? [pid 5001] <... restart_syscall resumed>) = 0 [pid 4997] unlink("./126/binderfs" [pid 5768] +++ exited with 0 +++ [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5769 attached [pid 4997] <... unlink resumed>) = 0 [pid 5769] chdir("./129" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 4996] umount2("./118", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./129", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./128/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 4996] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... openat resumed>) = 3 [pid 5769] <... chdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4998] lstat("./128/binderfs", [pid 4997] rmdir("./126" [pid 4996] fstat(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5769] <... prctl resumed>) = 0 [pid 5769] setpgid(0, 0) = 0 [pid 5769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] getdents64(3, [pid 4998] unlink("./128/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5769] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5001] umount2("./129/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./132", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5769] write(3, "1000", 4 [pid 4997] mkdir("./127", 0777 [pid 4996] umount2("./118/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5769] <... write resumed>) = 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5769] close(3 [pid 5001] lstat("./129/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5769] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] getdents64(3, [pid 5769] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] lstat("./118/binderfs", [pid 5769] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 5001] unlink("./129/binderfs" [pid 4998] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5769] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5769] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] unlink("./118/binderfs" [pid 5769] <... mmap resumed>) = 0x20fff000 [pid 5002] getdents64(3, [pid 5769] exit_group(0 [pid 4998] rmdir("./128" [pid 4996] <... unlink resumed>) = 0 [pid 5769] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5770 [pid 5769] +++ exited with 0 +++ [pid 5002] umount2("./132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./132/binderfs", [pid 5001] close(3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] mkdir("./129", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... close resumed>) = 0 [pid 4996] close(3./strace-static-x86_64: Process 5770 attached [pid 5770] chdir("./127" [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5002] unlink("./132/binderfs" [pid 5001] rmdir("./129" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] rmdir("./118" [pid 5770] <... chdir resumed>) = 0 [pid 5770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... unlink resumed>) = 0 [pid 5770] <... prctl resumed>) = 0 [pid 5770] setpgid(0, 0) = 0 [pid 5770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... rmdir resumed>) = 0 [pid 5770] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 5000] umount2("./129", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 5001] mkdir("./130", 0777 [pid 5770] write(3, "1000", 4) = 4 [pid 5770] close(3) = 0 [pid 5770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] mkdir("./119", 0777 [pid 5770] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5770] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 5770] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5000] fstat(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] rmdir("./132" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5771 [pid 5770] <... mmap resumed>) = 0x20fff000 [pid 5770] exit_group(0 [pid 5000] getdents64(3, [pid 5770] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] mkdir("./133", 0777 [pid 5000] umount2("./129/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5772 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5773 [pid 5000] lstat("./129/binderfs", [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5771 attached [pid 5771] chdir("./129" [pid 5000] unlink("./129/binderfs" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5774 [pid 5771] <... chdir resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5772 attached [pid 5000] getdents64(3, ./strace-static-x86_64: Process 5773 attached 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 5772] chdir("./119" [pid 5771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5770] +++ exited with 0 +++ [pid 5000] <... close resumed>) = 0 [pid 5000] rmdir("./129" [pid 5772] <... chdir resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5771] <... prctl resumed>) = 0 [pid 5771] setpgid(0, 0 [pid 5772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... rmdir resumed>) = 0 [pid 5773] chdir("./130" [pid 5772] <... prctl resumed>) = 0 [pid 5000] mkdir("./130", 0777 [pid 5772] setpgid(0, 0 [pid 5771] <... setpgid resumed>) = 0 [pid 5771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... mkdir resumed>) = 0 [pid 4997] umount2("./127", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5772] <... setpgid resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5773] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5774 attached [pid 5771] <... openat resumed>) = 3 [pid 5774] chdir("./133" [pid 5771] write(3, "1000", 4 [pid 4997] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5775 [pid 5774] <... chdir resumed>) = 0 [pid 5771] <... write resumed>) = 4 [pid 4997] <... openat resumed>) = 3 [pid 4997] fstat(3, [pid 5774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5771] close(3 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5774] <... prctl resumed>) = 0 [pid 5773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5771] <... close resumed>) = 0 [pid 5774] setpgid(0, 0 [pid 5771] symlink("/dev/binderfs", "./binderfs" [pid 4997] getdents64(3, [pid 5774] <... setpgid resumed>) = 0 [pid 5773] <... prctl resumed>) = 0 [pid 5772] <... openat resumed>) = 3 [pid 5771] <... symlink resumed>) = 0 [pid 5774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5773] setpgid(0, 0 [pid 5772] write(3, "1000", 4 [pid 5771] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5775 attached [pid 5774] <... openat resumed>) = 3 [pid 5773] <... setpgid resumed>) = 0 [pid 5772] <... write resumed>) = 4 [pid 5771] <... openat resumed>) = 3 [pid 4997] umount2("./127/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5775] chdir("./130" [pid 5774] write(3, "1000", 4 [pid 5772] close(3 [pid 5771] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5775] <... chdir resumed>) = 0 [pid 5774] <... write resumed>) = 4 [pid 5773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5772] <... close resumed>) = 0 [pid 5771] <... mmap resumed>) = 0x20fff000 [pid 4997] lstat("./127/binderfs", [pid 5775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5774] close(3 [pid 5771] exit_group(0 [pid 5775] <... prctl resumed>) = 0 [pid 5774] <... close resumed>) = 0 [pid 5772] symlink("/dev/binderfs", "./binderfs" [pid 5771] <... exit_group resumed>) = ? [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5775] setpgid(0, 0 [pid 5774] symlink("/dev/binderfs", "./binderfs" [pid 5773] <... openat resumed>) = 3 [pid 5772] <... symlink resumed>) = 0 [pid 5771] +++ exited with 0 +++ [pid 4997] unlink("./127/binderfs" [pid 5775] <... setpgid resumed>) = 0 [pid 5774] <... symlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5774] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5773] write(3, "1000", 4 [pid 5772] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... unlink resumed>) = 0 [pid 5775] <... openat resumed>) = 3 [pid 5774] <... openat resumed>) = 3 [pid 5773] <... write resumed>) = 4 [pid 5775] write(3, "1000", 4 [pid 5774] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5773] close(3 [pid 5772] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 5775] <... write resumed>) = 4 [pid 5774] <... mmap resumed>) = 0x20fff000 [pid 5773] <... close resumed>) = 0 [pid 4998] umount2("./129", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5775] close(3 [pid 5774] exit_group(0 [pid 5773] symlink("/dev/binderfs", "./binderfs" [pid 5772] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5775] <... close resumed>) = 0 [pid 5774] <... exit_group resumed>) = ? [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 5775] symlink("/dev/binderfs", "./binderfs" [pid 5774] +++ exited with 0 +++ [pid 5773] <... symlink resumed>) = 0 [pid 5772] <... mmap resumed>) = 0x20fff000 [pid 4998] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5775] <... symlink resumed>) = 0 [pid 5773] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5772] exit_group(0 [pid 4997] <... close resumed>) = 0 [pid 5775] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5772] <... exit_group resumed>) = ? [pid 4998] <... openat resumed>) = 3 [pid 5775] <... openat resumed>) = 3 [pid 5773] <... openat resumed>) = 3 [pid 5772] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] fstat(3, [pid 4997] rmdir("./127" [pid 5775] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./133", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5775] <... mmap resumed>) = 0x20fff000 [pid 5773] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5775] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4997] mkdir("./128", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5775] <... exit_group resumed>) = ? [pid 5002] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./119", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5775] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./129/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] lstat("./129/binderfs", [pid 5002] getdents64(3, [pid 5000] umount2("./130", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] umount2("./133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./129/binderfs" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5773] <... mmap resumed>) = 0x20fff000 [pid 5773] exit_group(0 [pid 5000] fstat(3, [pid 5002] lstat("./133/binderfs", [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5776 attached [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5776 [pid 4996] umount2("./119/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5773] <... exit_group resumed>) = ? [pid 5002] unlink("./133/binderfs" [pid 5000] getdents64(3, [pid 4998] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] lstat("./119/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] getdents64(3, [pid 5000] umount2("./130/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./129" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5776] chdir("./128" [pid 5000] lstat("./130/binderfs", [pid 4998] <... rmdir resumed>) = 0 [pid 5002] close(3 [pid 4996] unlink("./119/binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 5776] <... chdir resumed>) = 0 [pid 5002] rmdir("./133" [pid 5000] unlink("./130/binderfs" [pid 4998] mkdir("./130", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 5776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5776] setpgid(0, 0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5776] <... setpgid resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5002] mkdir("./134", 0777 [pid 5000] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 5776] <... openat resumed>) = 3 [pid 5776] write(3, "1000", 4) = 4 [pid 5776] close(3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] close(3 [pid 4996] <... close resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5777 [pid 5776] <... close resumed>) = 0 [pid 5776] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... close resumed>) = 0 [pid 4996] rmdir("./119" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5778 [pid 5000] rmdir("./130" [pid 5776] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... rmdir resumed>) = 0 [pid 5776] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] mkdir("./120", 0777 [pid 5000] mkdir("./131", 0777 [pid 5776] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5778 attached ) = 0x20fff000 [pid 5773] +++ exited with 0 +++ [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5777 attached [pid 5776] exit_group(0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] chdir("./130" [pid 5776] <... exit_group resumed>) = ? [pid 5777] <... chdir resumed>) = 0 [pid 5776] +++ exited with 0 +++ [pid 5001] umount2("./130", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5780 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5779 [pid 5001] <... openat resumed>) = 3 [pid 5777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] fstat(3, [pid 5777] <... prctl resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5777] setpgid(0, 0 [pid 5001] getdents64(3, [pid 5777] <... setpgid resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] umount2("./130/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5777] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./130/binderfs", ./strace-static-x86_64: Process 5780 attached ./strace-static-x86_64: Process 5779 attached [pid 5777] write(3, "1000", 4 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./130/binderfs" [pid 4997] umount2("./128", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5780] chdir("./131" [pid 5779] chdir("./120" [pid 5777] <... write resumed>) = 4 [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5780] <... chdir resumed>) = 0 [pid 5779] <... chdir resumed>) = 0 [pid 5777] close(3 [pid 5001] getdents64(3, [pid 5780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5780] <... prctl resumed>) = 0 [pid 5779] <... prctl resumed>) = 0 [pid 5777] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5780] setpgid(0, 0 [pid 5779] setpgid(0, 0 [pid 5778] chdir("./134" [pid 5777] <... symlink resumed>) = 0 [pid 5001] close(3 [pid 4997] <... openat resumed>) = 3 [pid 5780] <... setpgid resumed>) = 0 [pid 5779] <... setpgid resumed>) = 0 [pid 5778] <... chdir resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... close resumed>) = 0 [pid 4997] fstat(3, [pid 5780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... openat resumed>) = 3 [pid 5001] rmdir("./130" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5780] <... openat resumed>) = 3 [pid 5779] <... openat resumed>) = 3 [pid 5778] <... prctl resumed>) = 0 [pid 5777] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5780] write(3, "1000", 4 [pid 5779] write(3, "1000", 4 [pid 5778] setpgid(0, 0 [pid 5777] <... mmap resumed>) = 0x20fff000 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5780] <... write resumed>) = 4 [pid 5779] <... write resumed>) = 4 [pid 5777] exit_group(0 [pid 5780] close(3 [pid 5779] close(3 [pid 5777] <... exit_group resumed>) = ? [pid 5001] mkdir("./131", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5780] <... close resumed>) = 0 [pid 5779] <... close resumed>) = 0 [pid 5778] <... setpgid resumed>) = 0 [pid 5777] +++ exited with 0 +++ [pid 5780] symlink("/dev/binderfs", "./binderfs" [pid 5779] symlink("/dev/binderfs", "./binderfs" [pid 5780] <... symlink resumed>) = 0 [pid 5779] <... symlink resumed>) = 0 [pid 5778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... mkdir resumed>) = 0 [pid 4997] umount2("./128/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5780] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5779] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5780] <... openat resumed>) = 3 [pid 5779] <... openat resumed>) = 3 [pid 5778] <... openat resumed>) = 3 [pid 5780] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5779] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5780] <... mmap resumed>) = 0x20fff000 [pid 5779] <... mmap resumed>) = 0x20fff000 [pid 5778] write(3, "1000", 4 [pid 4997] lstat("./128/binderfs", [pid 5780] exit_group(0 [pid 5779] exit_group(0 [pid 5780] <... exit_group resumed>) = ? [pid 5779] <... exit_group resumed>) = ? [pid 5780] +++ exited with 0 +++ [pid 5779] +++ exited with 0 +++ [pid 5778] <... write resumed>) = 4 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5781 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./130", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./128/binderfs" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5781 attached [pid 4997] <... unlink resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5778] close(3 [pid 5000] umount2("./131", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... openat resumed>) = 3 [pid 4996] umount2("./120", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5778] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5778] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] fstat(3, [pid 4997] close(3 [pid 4996] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 5781] chdir("./131" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./128" [pid 4996] fstat(3, [pid 5778] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] umount2("./130/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5781] <... chdir resumed>) = 0 [pid 5781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5781] <... prctl resumed>) = 0 [pid 5781] setpgid(0, 0) = 0 [pid 5781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5781] write(3, "1000", 4) = 4 [pid 5781] close(3) = 0 [pid 5781] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5781] <... symlink resumed>) = 0 [pid 5778] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] lstat("./130/binderfs", [pid 4997] mkdir("./129", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5781] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... mkdir resumed>) = 0 [pid 4996] umount2("./120/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5778] <... openat resumed>) = 3 [pid 5000] lstat("./131/binderfs", [pid 4998] unlink("./130/binderfs" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5778] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5781] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4996] lstat("./120/binderfs", [pid 5000] unlink("./131/binderfs" [pid 5781] exit_group(0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5781] <... exit_group resumed>) = ? [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5782 [pid 4996] unlink("./120/binderfs" [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 5781] +++ exited with 0 +++ [pid 5778] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3 [pid 4998] close(3 [pid 4996] getdents64(3, [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 ./strace-static-x86_64: Process 5782 attached [pid 5000] rmdir("./131" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] rmdir("./130" [pid 5778] exit_group(0 [pid 5001] umount2("./131", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5782] chdir("./129" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... rmdir resumed>) = 0 [pid 4996] close(3 [pid 5782] <... chdir resumed>) = 0 [pid 5782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... rmdir resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./132", 0777 [pid 4996] <... close resumed>) = 0 [pid 5782] <... prctl resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] rmdir("./120" [pid 5782] setpgid(0, 0) = 0 [pid 5782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] fstat(3, [pid 5000] <... mkdir resumed>) = 0 [pid 5782] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./131", 0777 [pid 5778] <... exit_group resumed>) = ? [pid 4996] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 5782] write(3, "1000", 4) = 4 [pid 5782] close(3) = 0 [pid 5782] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./121", 0777 [pid 5782] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] umount2("./131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... mkdir resumed>) = 0 [pid 5782] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5783 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... mkdir resumed>) = 0 [pid 5001] lstat("./131/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5782] exit_group(0) = ? [pid 5001] unlink("./131/binderfs"./strace-static-x86_64: Process 5783 attached [pid 5783] chdir("./132" [pid 5782] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 5778] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5785 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5784 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5783] <... chdir resumed>) = 0 [pid 5783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] close(3 [pid 5783] <... prctl resumed>) = 0 [pid 5002] umount2("./134", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] rmdir("./131" [pid 4997] umount2("./129", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] setpgid(0, 0) = 0 [pid 5783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... rmdir resumed>) = 0 [pid 5783] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5001] mkdir("./132", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] write(3, "1000", 4 [pid 5002] fstat(3, [pid 5783] <... write resumed>) = 4 [pid 5783] close(3) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5783] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5783] <... symlink resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5784 attached [pid 5783] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5786 [pid 4997] fstat(3, ./strace-static-x86_64: Process 5786 attached [pid 5784] chdir("./121" [pid 5783] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5785 attached [pid 5784] <... chdir resumed>) = 0 [pid 5783] exit_group(0 [pid 5002] lstat("./134/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5785] chdir("./131" [pid 5783] <... exit_group resumed>) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./134/binderfs" [pid 4997] getdents64(3, [pid 5786] chdir("./132" [pid 5784] <... prctl resumed>) = 0 [pid 5785] <... chdir resumed>) = 0 [pid 5783] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5784] setpgid(0, 0 [pid 5785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] getdents64(3, [pid 4997] umount2("./129/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5784] <... setpgid resumed>) = 0 [pid 5785] <... prctl resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5786] <... chdir resumed>) = 0 [pid 5784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5785] setpgid(0, 0 [pid 5002] close(3 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] lstat("./129/binderfs", [pid 5786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5784] <... openat resumed>) = 3 [pid 5785] <... setpgid resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 5786] <... prctl resumed>) = 0 [pid 5784] write(3, "1000", 4 [pid 5785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5786] setpgid(0, 0 [pid 5784] <... write resumed>) = 4 [pid 5785] <... openat resumed>) = 3 [pid 5002] rmdir("./134" [pid 4997] unlink("./129/binderfs" [pid 5786] <... setpgid resumed>) = 0 [pid 5784] close(3 [pid 5785] write(3, "1000", 4 [pid 5784] <... close resumed>) = 0 [pid 5785] <... write resumed>) = 4 [pid 5002] <... rmdir resumed>) = 0 [pid 5784] symlink("/dev/binderfs", "./binderfs" [pid 5785] close(3 [pid 5784] <... symlink resumed>) = 0 [pid 5785] <... close resumed>) = 0 [pid 5002] mkdir("./135", 0777 [pid 5786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] umount2("./132", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... unlink resumed>) = 0 [pid 5784] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5785] symlink("/dev/binderfs", "./binderfs" [pid 5786] <... openat resumed>) = 3 [pid 5784] <... openat resumed>) = 3 [pid 5785] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 5786] write(3, "1000", 4 [pid 5784] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5785] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5786] <... write resumed>) = 4 [pid 5784] <... mmap resumed>) = 0x20fff000 [pid 5785] <... openat resumed>) = 3 [pid 5784] exit_group(0 [pid 5785] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5786] close(3 [pid 5784] <... exit_group resumed>) = ? [pid 5785] <... mmap resumed>) = 0x20fff000 [pid 5000] <... openat resumed>) = 3 [pid 4997] close(3 [pid 5786] <... close resumed>) = 0 [pid 5784] +++ exited with 0 +++ [pid 5785] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5787 [pid 5000] fstat(3, [pid 4997] <... close resumed>) = 0 [pid 5785] <... exit_group resumed>) = ? [pid 5786] symlink("/dev/binderfs", "./binderfs" [pid 5785] +++ exited with 0 +++ [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] rmdir("./129" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5787 attached [pid 5787] chdir("./135" [pid 4997] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] mkdir("./130", 0777 [pid 5787] <... chdir resumed>) = 0 [pid 5000] umount2("./132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5787] setpgid(0, 0) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] umount2("./121", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5786] <... symlink resumed>) = 0 [pid 5000] lstat("./132/binderfs", [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5787] <... openat resumed>) = 3 [pid 5786] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5787] write(3, "1000", 4 [pid 4998] umount2("./131", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5787] <... write resumed>) = 4 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5787] close(3 [pid 4998] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5787] <... close resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5787] symlink("/dev/binderfs", "./binderfs" [pid 5000] unlink("./132/binderfs" [pid 4998] fstat(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5788 [pid 5787] <... symlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5787] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 5786] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 5787] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5787] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5786] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5787] <... mmap resumed>) = 0x20fff000 [pid 5786] <... mmap resumed>) = 0x20fff000 [pid 5000] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, ./strace-static-x86_64: Process 5788 attached [pid 5787] exit_group(0 [pid 5786] exit_group(0 [pid 5000] <... close resumed>) = 0 [pid 4998] lstat("./131/binderfs", [pid 5788] chdir("./130" [pid 5787] <... exit_group resumed>) = ? [pid 5786] <... exit_group resumed>) = ? [pid 5000] rmdir("./132" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5788] <... chdir resumed>) = 0 [pid 5787] +++ exited with 0 +++ [pid 5000] <... rmdir resumed>) = 0 [pid 4998] unlink("./131/binderfs" [pid 4996] umount2("./121/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5786] +++ exited with 0 +++ [pid 5000] mkdir("./133", 0777 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5788] <... prctl resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4996] lstat("./121/binderfs", [pid 5788] setpgid(0, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5788] <... setpgid resumed>) = 0 [pid 4998] close(3 [pid 5788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5788] <... openat resumed>) = 3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] umount2("./132", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./131" [pid 4996] unlink("./121/binderfs" [pid 5788] write(3, "1000", 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... rmdir resumed>) = 0 [pid 5788] <... write resumed>) = 4 [pid 4998] mkdir("./132", 0777 [pid 5788] close(3 [pid 5001] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... mkdir resumed>) = 0 [pid 5788] <... close resumed>) = 0 [pid 5002] umount2("./135", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5789 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 5788] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 4996] getdents64(3, ./strace-static-x86_64: Process 5790 attached [pid 5788] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5790 [pid 5788] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5790] chdir("./132" [pid 5788] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4996] close(3 [pid 5788] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] fstat(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5790] <... chdir resumed>) = 0 [pid 5788] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 5789 attached [pid 5790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5788] exit_group(0 [pid 5002] getdents64(3, [pid 5001] umount2("./132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./121" [pid 5789] chdir("./133" [pid 5788] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5790] <... prctl resumed>) = 0 [pid 5789] <... chdir resumed>) = 0 [pid 5788] +++ exited with 0 +++ [pid 5002] umount2("./135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] lstat("./132/binderfs", [pid 4996] <... rmdir resumed>) = 0 [pid 5789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./122", 0777 [pid 5789] <... prctl resumed>) = 0 [pid 5002] lstat("./135/binderfs", [pid 5001] unlink("./132/binderfs" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5789] setpgid(0, 0) = 0 [pid 5789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... mkdir resumed>) = 0 [pid 5789] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] unlink("./135/binderfs" [pid 5001] getdents64(3, [pid 5789] write(3, "1000", 4) = 4 [pid 5789] close(3) = 0 [pid 5789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5789] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5789] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./130", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5791 [pid 5789] exit_group(0 [pid 5002] getdents64(3, [pid 5001] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5789] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] close(3 [pid 5001] rmdir("./132" [pid 4997] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 4997] fstat(3, [pid 5789] +++ exited with 0 +++ [pid 5002] rmdir("./135" [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5791 attached [pid 5791] chdir("./122" [pid 5002] <... rmdir resumed>) = 0 [pid 5001] mkdir("./133", 0777 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 5791] <... chdir resumed>) = 0 [pid 5002] mkdir("./136", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5791] setpgid(0, 0) = 0 [pid 5791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... mkdir resumed>) = 0 [pid 4997] umount2("./130/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5791] <... openat resumed>) = 3 [pid 5790] setpgid(0, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] umount2("./133", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5791] write(3, "1000", 4 [pid 5790] <... setpgid resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5791] <... write resumed>) = 4 [pid 5791] close(3) = 0 [pid 5791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5791] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5792 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./130/binderfs", [pid 5000] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5791] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5791] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] fstat(3, [pid 4997] unlink("./130/binderfs" [pid 5791] <... mmap resumed>) = 0x20fff000 [pid 5790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5791] exit_group(0 [pid 4997] <... unlink resumed>) = 0 [pid 5791] <... exit_group resumed>) = ? [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5793 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 5791] +++ exited with 0 +++ [pid 5790] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5792 attached [pid 5790] write(3, "1000", 4 [pid 5000] umount2("./133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5790] <... write resumed>) = 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5790] close(3 [pid 5000] lstat("./133/binderfs", [pid 4997] rmdir("./130" [pid 4996] <... restart_syscall resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5793 attached [pid 5793] chdir("./136" [pid 5000] unlink("./133/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 5790] <... close resumed>) = 0 [pid 5793] <... chdir resumed>) = 0 [pid 5793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] mkdir("./131", 0777 [pid 5793] setpgid(0, 0 [pid 5000] getdents64(3, [pid 5793] <... setpgid resumed>) = 0 [pid 5793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... mkdir resumed>) = 0 [pid 5790] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5792] chdir("./133" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./122", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 5793] <... openat resumed>) = 3 [pid 5793] write(3, "1000", 4) = 4 [pid 5793] close(3) = 0 [pid 5793] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... close resumed>) = 0 [pid 5000] rmdir("./133" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5794 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5793] <... symlink resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./134", 0777 [pid 4996] <... openat resumed>) = 3 [pid 5793] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 5790] <... symlink resumed>) = 0 [pid 5792] <... chdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5793] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5793] exit_group(0 [pid 4996] getdents64(3, [pid 5792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5790] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5795 [pid 5792] <... prctl resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5794 attached [pid 5793] <... exit_group resumed>) = ? [pid 5792] setpgid(0, 0 [pid 4996] umount2("./122/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5792] <... setpgid resumed>) = 0 [pid 5790] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5794] chdir("./131" [pid 5793] +++ exited with 0 +++ [pid 5792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5790] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] lstat("./122/binderfs", [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./122/binderfs"./strace-static-x86_64: Process 5795 attached [pid 5794] <... chdir resumed>) = 0 [pid 5795] chdir("./134" [pid 5794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... unlink resumed>) = 0 [pid 5002] umount2("./136", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5795] <... chdir resumed>) = 0 [pid 5794] <... prctl resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5794] setpgid(0, 0 [pid 5002] <... openat resumed>) = 3 [pid 4996] close(3 [pid 5795] <... prctl resumed>) = 0 [pid 5794] <... setpgid resumed>) = 0 [pid 5792] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5795] setpgid(0, 0 [pid 5794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... close resumed>) = 0 [pid 5795] <... setpgid resumed>) = 0 [pid 5794] <... openat resumed>) = 3 [pid 5792] write(3, "1000", 4 [pid 5790] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./122" [pid 5795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5794] write(3, "1000", 4 [pid 5792] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5795] <... openat resumed>) = 3 [pid 5794] <... write resumed>) = 4 [pid 4996] <... rmdir resumed>) = 0 [pid 5795] write(3, "1000", 4 [pid 5794] close(3 [pid 5792] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./123", 0777 [pid 5795] <... write resumed>) = 4 [pid 5794] <... close resumed>) = 0 [pid 5790] exit_group(0 [pid 5795] close(3 [pid 5794] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5795] <... close resumed>) = 0 [pid 5794] <... symlink resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5795] symlink("/dev/binderfs", "./binderfs" [pid 5794] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5792] <... close resumed>) = 0 [pid 5790] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5795] <... symlink resumed>) = 0 [pid 5794] <... openat resumed>) = 3 [pid 5792] symlink("/dev/binderfs", "./binderfs" [pid 5002] lstat("./136/binderfs", [pid 5795] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5794] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5795] <... openat resumed>) = 3 [pid 5794] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5795] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5794] exit_group(0 [pid 5792] <... symlink resumed>) = 0 [pid 5002] unlink("./136/binderfs" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5796 [pid 5795] <... mmap resumed>) = 0x20fff000 [pid 5794] <... exit_group resumed>) = ? [pid 5795] exit_group(0 [pid 5794] +++ exited with 0 +++ [pid 5792] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5790] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 5795] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5795] +++ exited with 0 +++ [pid 5792] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5796 attached [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5796] chdir("./123" [pid 5792] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5002] close(3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... restart_syscall resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./136" [pid 5796] <... chdir resumed>) = 0 [pid 5796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5000] umount2("./134", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./131", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5796] setpgid(0, 0) = 0 [pid 5796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 5796] <... openat resumed>) = 3 [pid 5002] mkdir("./137", 0777 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5796] write(3, "1000", 4 [pid 4997] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./132", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 5796] <... write resumed>) = 4 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] fstat(3, [pid 4997] fstat(3, [pid 5796] close(3) = 0 [pid 5796] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5796] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 4998] fstat(3, [pid 5796] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 4997] umount2("./131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./131/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] lstat("./134/binderfs", [pid 4998] lstat("./132/binderfs", [pid 5796] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] unlink("./131/binderfs" [pid 5796] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] unlink("./134/binderfs" [pid 4998] unlink("./132/binderfs" [pid 5796] <... mmap resumed>) = 0x20fff000 [pid 4997] <... unlink resumed>) = 0 [pid 5796] exit_group(0 [pid 5000] <... unlink resumed>) = 0 [pid 5796] <... exit_group resumed>) = ? [pid 5000] getdents64(3, [pid 4998] <... unlink resumed>) = 0 [pid 4997] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5797 [pid 5796] +++ exited with 0 +++ [pid 5792] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 5000] <... close resumed>) = 0 [pid 4998] close(3 [pid 5000] rmdir("./134" [pid 4997] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5797 attached [pid 5797] chdir("./137" [pid 5000] <... rmdir resumed>) = 0 [pid 4998] rmdir("./132" [pid 4997] rmdir("./131" [pid 4996] umount2("./123", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5792] exit_group(0 [pid 5000] mkdir("./135", 0777 [pid 5797] <... chdir resumed>) = 0 [pid 5797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5797] setpgid(0, 0) = 0 [pid 5797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] mkdir("./133", 0777 [pid 4997] <... rmdir resumed>) = 0 [pid 5797] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] mkdir("./132", 0777 [pid 5797] write(3, "1000", 4) = 4 [pid 5797] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 5797] <... close resumed>) = 0 [pid 5797] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5792] <... exit_group resumed>) = ? [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5797] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5797] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5797] exit_group(0) = ? [pid 5797] +++ exited with 0 +++ [pid 4996] <... openat resumed>) = 3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5798 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5799 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5800 [pid 4996] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5798 attached [pid 4996] getdents64(3, [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5798] chdir("./135") = 0 [pid 5798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5798] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5799 attached [pid 5799] chdir("./133" [pid 5798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5799] <... chdir resumed>) = 0 [pid 5799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] umount2("./123/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./137", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./123/binderfs", [pid 5002] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5799] <... prctl resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5799] setpgid(0, 0 [pid 4996] unlink("./123/binderfs" [pid 5002] <... openat resumed>) = 3 [pid 5799] <... setpgid resumed>) = 0 [pid 5799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] fstat(3, [pid 4996] <... unlink resumed>) = 0 [pid 5798] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5002] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5798] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 5002] umount2("./137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5798] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 [pid 5002] lstat("./137/binderfs", [pid 4996] rmdir("./123" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5799] <... openat resumed>) = 3 [pid 5798] <... close resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] unlink("./137/binderfs" [pid 5799] write(3, "1000", 4 [pid 5798] symlink("/dev/binderfs", "./binderfs" [pid 5799] <... write resumed>) = 4 [pid 5798] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5792] +++ exited with 0 +++ [pid 4996] mkdir("./124", 0777 [pid 5002] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5799] close(3 [pid 5798] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./133", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5799] <... close resumed>) = 0 [pid 5798] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 5799] symlink("/dev/binderfs", "./binderfs" [pid 5798] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... close resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] rmdir("./137" [pid 5799] <... symlink resumed>) = 0 [pid 5798] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5001] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] mkdir("./138", 0777 [pid 5001] getdents64(3, [pid 5799] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5798] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5799] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5799] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5798] <... exit_group resumed>) = ? [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5800 attached [pid 5799] <... mmap resumed>) = 0x20fff000 [pid 5798] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5799] exit_group(0 [pid 5001] lstat("./133/binderfs", [pid 5799] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5800] chdir("./132" [pid 5799] +++ exited with 0 +++ [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5801 [pid 5001] unlink("./133/binderfs"./strace-static-x86_64: Process 5801 attached [pid 5801] chdir("./124" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5802 [pid 5001] <... unlink resumed>) = 0 [pid 5000] umount2("./135", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5801] <... chdir resumed>) = 0 [pid 5001] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] rmdir("./133" [pid 5000] <... openat resumed>) = 3 [pid 5801] <... prctl resumed>) = 0 [pid 5801] setpgid(0, 0) = 0 [pid 5801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... rmdir resumed>) = 0 [pid 5000] fstat(3, [pid 5001] mkdir("./134", 0777 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 5801] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5802 attached [pid 5802] chdir("./138" [pid 5001] <... mkdir resumed>) = 0 [pid 4998] umount2("./133", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5801] write(3, "1000", 4) = 4 [pid 5801] close(3) = 0 [pid 5801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] lstat("./135/binderfs", [pid 4998] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5803 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5000] unlink("./135/binderfs" [pid 4998] fstat(3, [pid 5802] <... chdir resumed>) = 0 [pid 5801] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 5802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5801] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... close resumed>) = 0 [pid 5000] rmdir("./135" [pid 4998] umount2("./133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5802] <... prctl resumed>) = 0 [pid 5801] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5802] setpgid(0, 0 [pid 5801] <... mmap resumed>) = 0x20fff000 [pid 5800] <... chdir resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] mkdir("./136", 0777 [pid 4998] lstat("./133/binderfs", [pid 5800] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5803 attached [pid 5802] <... setpgid resumed>) = 0 [pid 5801] exit_group(0 [pid 5803] chdir("./134" [pid 5802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5801] <... exit_group resumed>) = ? [pid 5800] setpgid(0, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5803] <... chdir resumed>) = 0 [pid 5802] <... openat resumed>) = 3 [pid 5800] <... setpgid resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] unlink("./133/binderfs" [pid 5803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5802] write(3, "1000", 4 [pid 5801] +++ exited with 0 +++ [pid 5803] <... prctl resumed>) = 0 [pid 5802] <... write resumed>) = 4 [pid 5803] setpgid(0, 0 [pid 5802] close(3 [pid 5803] <... setpgid resumed>) = 0 [pid 5802] <... close resumed>) = 0 [pid 5803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5802] symlink("/dev/binderfs", "./binderfs" [pid 5803] <... openat resumed>) = 3 [pid 5802] <... symlink resumed>) = 0 [pid 5800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5804 [pid 4998] <... unlink resumed>) = 0 [pid 5803] write(3, "1000", 4 [pid 5802] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5803] <... write resumed>) = 4 [pid 5802] <... openat resumed>) = 3 [pid 5800] <... openat resumed>) = 3 [pid 5803] close(3 [pid 5802] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5803] <... close resumed>) = 0 [pid 5802] <... mmap resumed>) = 0x20fff000 [pid 5800] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5803] symlink("/dev/binderfs", "./binderfs" [pid 5802] exit_group(0./strace-static-x86_64: Process 5804 attached [pid 5803] <... symlink resumed>) = 0 [pid 5802] <... exit_group resumed>) = ? [pid 5800] <... write resumed>) = 4 [pid 4998] close(3 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5804] chdir("./136" [pid 5803] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5802] +++ exited with 0 +++ [pid 5800] close(3 [pid 4998] <... close resumed>) = 0 [pid 5804] <... chdir resumed>) = 0 [pid 5803] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./133" [pid 5804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5803] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5800] <... close resumed>) = 0 [pid 5804] <... prctl resumed>) = 0 [pid 5803] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 5804] setpgid(0, 0 [pid 5803] exit_group(0 [pid 5800] symlink("/dev/binderfs", "./binderfs" [pid 4998] mkdir("./134", 0777 [pid 4996] umount2("./124", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5804] <... setpgid resumed>) = 0 [pid 5803] <... exit_group resumed>) = ? [pid 5002] umount2("./138", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5803] +++ exited with 0 +++ [pid 5800] <... symlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... openat resumed>) = 3 [pid 5804] <... openat resumed>) = 3 [pid 5804] write(3, "1000", 4) = 4 [pid 5804] close(3) = 0 [pid 5804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] fstat(3, [pid 4996] <... openat resumed>) = 3 [pid 5800] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5805 [pid 4996] fstat(3, [pid 5002] getdents64(3, [pid 5001] umount2("./134", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5002] umount2("./138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5804] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5800] <... openat resumed>) = 3 [pid 5002] lstat("./138/binderfs", [pid 5001] <... openat resumed>) = 3 [pid 4996] umount2("./124/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5804] <... openat resumed>) = 3 [pid 5800] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5805 attached [pid 5804] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./138/binderfs" [pid 5001] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5805] chdir("./134" [pid 5804] <... mmap resumed>) = 0x20fff000 [pid 5800] <... mmap resumed>) = 0x20fff000 [pid 5805] <... chdir resumed>) = 0 [pid 5804] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5804] <... exit_group resumed>) = ? [pid 5800] exit_group(0 [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 4996] lstat("./124/binderfs", [pid 5805] <... prctl resumed>) = 0 [pid 5804] +++ exited with 0 +++ [pid 5800] <... exit_group resumed>) = ? [pid 5805] setpgid(0, 0) = 0 [pid 5805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5805] write(3, "1000", 4) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] umount2("./134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] close(3 [pid 4996] unlink("./124/binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5805] close(3) = 0 [pid 5805] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 5001] lstat("./134/binderfs", [pid 5002] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] rmdir("./138" [pid 5001] unlink("./134/binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5805] <... symlink resumed>) = 0 [pid 5805] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 5805] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 4996] close(3 [pid 5002] mkdir("./139", 0777 [pid 5001] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 5000] umount2("./136", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] rmdir("./124" [pid 5805] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... close resumed>) = 0 [pid 4996] mkdir("./125", 0777 [pid 5805] exit_group(0) = ? [pid 5805] +++ exited with 0 +++ [pid 5001] rmdir("./134" [pid 5000] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5806 attached [pid 5001] <... rmdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] fstat(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5806 [pid 5001] mkdir("./135", 0777 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5806] chdir("./139") = 0 [pid 5806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5806] setpgid(0, 0) = 0 [pid 5806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] getdents64(3, [pid 4998] umount2("./134", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5806] <... openat resumed>) = 3 [pid 5806] write(3, "1000", 4 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] umount2("./136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5807 [pid 5806] <... write resumed>) = 4 [pid 5806] close(3) = 0 [pid 5806] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5806] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... openat resumed>) = 3 [pid 5806] <... openat resumed>) = 3 [pid 5806] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] fstat(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5808 [pid 5000] lstat("./136/binderfs", [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 5806] <... mmap resumed>) = 0x20fff000 [pid 5000] unlink("./136/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5806] exit_group(0) = ? [pid 5000] <... unlink resumed>) = 0 [pid 4998] umount2("./134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5800] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] lstat("./134/binderfs", [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] unlink("./134/binderfs"./strace-static-x86_64: Process 5807 attached [pid 5807] chdir("./125" [pid 5000] rmdir("./136" [pid 4998] <... unlink resumed>) = 0 [pid 4997] umount2("./132", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5807] <... chdir resumed>) = 0 [pid 5807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5807] setpgid(0, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5000] mkdir("./137", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5807] <... setpgid resumed>) = 0 [pid 5807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... mkdir resumed>) = 0 [pid 4998] close(3 [pid 4997] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4998] rmdir("./134" [pid 4997] fstat(3, ./strace-static-x86_64: Process 5808 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5808] chdir("./135" [pid 5807] <... openat resumed>) = 3 [pid 5806] +++ exited with 0 +++ [pid 4998] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5808] <... chdir resumed>) = 0 [pid 5807] write(3, "1000", 4 [pid 4998] mkdir("./135", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5809 attached [pid 5808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5807] <... write resumed>) = 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5809 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] lstat("./132/binderfs", [pid 5808] <... prctl resumed>) = 0 [pid 5807] close(3 [pid 5808] setpgid(0, 0 [pid 5807] <... close resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5808] <... setpgid resumed>) = 0 [pid 5807] symlink("/dev/binderfs", "./binderfs" [pid 5808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5807] <... symlink resumed>) = 0 [pid 4997] unlink("./132/binderfs" [pid 5002] umount2("./139", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5810 [pid 5808] <... openat resumed>) = 3 [pid 5807] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] getdents64(3, [pid 5808] write(3, "1000", 4 [pid 5807] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5808] <... write resumed>) = 4 [pid 5807] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] fstat(3, [pid 4997] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5810 attached [pid 5808] close(3 [pid 5807] <... mmap resumed>) = 0x20fff000 [pid 5002] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 5808] <... close resumed>) = 0 [pid 5808] symlink("/dev/binderfs", "./binderfs" [pid 5807] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./132" [pid 5809] chdir("./137" [pid 5808] <... symlink resumed>) = 0 [pid 5002] umount2("./139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5808] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5807] <... exit_group resumed>) = ? [pid 5810] chdir("./135" [pid 5809] <... chdir resumed>) = 0 [pid 5808] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 5810] <... chdir resumed>) = 0 [pid 5809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5807] +++ exited with 0 +++ [pid 5002] lstat("./139/binderfs", [pid 4997] mkdir("./133", 0777 [pid 5810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5809] <... prctl resumed>) = 0 [pid 5808] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5808] exit_group(0) = ? [pid 5810] <... prctl resumed>) = 0 [pid 5809] setpgid(0, 0 [pid 5002] unlink("./139/binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5810] setpgid(0, 0 [pid 5809] <... setpgid resumed>) = 0 [pid 5808] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5810] <... setpgid resumed>) = 0 [pid 5810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4996] umount2("./125", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] close(3 [pid 5001] <... restart_syscall resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./139" [pid 4996] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5810] write(3, "1000", 4) = 4 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] mkdir("./140", 0777 [pid 5001] umount2("./135", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5811 [pid 5809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] fstat(3, [pid 5810] close(3) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, ./strace-static-x86_64: Process 5811 attached [pid 5810] symlink("/dev/binderfs", "./binderfs" [pid 5811] chdir("./133" [pid 5810] <... symlink resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5812 attached [pid 5809] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5812 [pid 5001] fstat(3, [pid 4996] umount2("./125/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5812] chdir("./140" [pid 5811] <... chdir resumed>) = 0 [pid 5810] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5809] write(3, "1000", 4 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5812] <... chdir resumed>) = 0 [pid 5811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5810] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4996] lstat("./125/binderfs", [pid 5812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5811] <... prctl resumed>) = 0 [pid 5810] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5809] <... write resumed>) = 4 [pid 5812] <... prctl resumed>) = 0 [pid 5811] setpgid(0, 0 [pid 5810] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5809] close(3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5812] setpgid(0, 0 [pid 5811] <... setpgid resumed>) = 0 [pid 5810] exit_group(0 [pid 5809] <... close resumed>) = 0 [pid 5001] umount2("./135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./125/binderfs" [pid 5812] <... setpgid resumed>) = 0 [pid 5811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5810] <... exit_group resumed>) = ? [pid 5809] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5811] <... openat resumed>) = 3 [pid 5810] +++ exited with 0 +++ [pid 5809] <... symlink resumed>) = 0 [pid 5001] lstat("./135/binderfs", [pid 4996] <... unlink resumed>) = 0 [pid 5812] <... openat resumed>) = 3 [pid 5811] write(3, "1000", 4 [pid 5809] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5812] write(3, "1000", 4 [pid 5811] <... write resumed>) = 4 [pid 5001] unlink("./135/binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] getdents64(3, [pid 5812] <... write resumed>) = 4 [pid 5811] close(3 [pid 5809] <... openat resumed>) = 3 [pid 5812] close(3 [pid 5811] <... close resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5809] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5812] <... close resumed>) = 0 [pid 5811] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] getdents64(3, [pid 4996] close(3 [pid 5812] symlink("/dev/binderfs", "./binderfs" [pid 5811] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5809] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5812] <... symlink resumed>) = 0 [pid 5811] <... openat resumed>) = 3 [pid 4998] umount2("./135", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 5812] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5811] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5809] exit_group(0 [pid 5001] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] rmdir("./125" [pid 5812] <... openat resumed>) = 3 [pid 5811] <... mmap resumed>) = 0x20fff000 [pid 5811] exit_group(0 [pid 4998] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5812] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5811] <... exit_group resumed>) = ? [pid 5809] <... exit_group resumed>) = ? [pid 5001] <... close resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5812] <... mmap resumed>) = 0x20fff000 [pid 5811] +++ exited with 0 +++ [pid 4998] <... openat resumed>) = 3 [pid 5001] rmdir("./135" [pid 4998] fstat(3, [pid 4996] mkdir("./126", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5812] exit_group(0 [pid 4996] <... mkdir resumed>) = 0 [pid 5812] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5812] +++ exited with 0 +++ [pid 5809] +++ exited with 0 +++ [pid 5001] mkdir("./136", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./133", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5813 attached [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] lstat("./135/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5813 [pid 5002] umount2("./140", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./137", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5814 [pid 4997] fstat(3, [pid 5813] chdir("./126" [pid 5002] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] unlink("./135/binderfs" [pid 5813] <... chdir resumed>) = 0 [pid 5002] fstat(3, [pid 5000] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 5813] <... prctl resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] fstat(3, [pid 4997] getdents64(3, [pid 4998] getdents64(3, [pid 5813] setpgid(0, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5813] <... setpgid resumed>) = 0 [pid 5002] umount2("./140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5814 attached [pid 5813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4998] close(3 [pid 4997] umount2("./133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5814] chdir("./136" [pid 5002] lstat("./140/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5814] <... chdir resumed>) = 0 [pid 5813] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5813] write(3, "1000", 4 [pid 5002] unlink("./140/binderfs" [pid 4998] rmdir("./135" [pid 4997] lstat("./133/binderfs", [pid 5814] <... prctl resumed>) = 0 [pid 5813] <... write resumed>) = 4 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 5000] lstat("./137/binderfs", [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5814] setpgid(0, 0 [pid 5813] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] mkdir("./136", 0777 [pid 4997] unlink("./133/binderfs" [pid 5814] <... setpgid resumed>) = 0 [pid 5813] <... close resumed>) = 0 [pid 5002] close(3 [pid 5000] unlink("./137/binderfs" [pid 5002] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] rmdir("./140" [pid 4998] <... mkdir resumed>) = 0 [pid 5814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5813] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 5814] <... openat resumed>) = 3 [pid 5002] mkdir("./141", 0777 [pid 5000] getdents64(3, [pid 5002] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5816 attached [pid 5814] write(3, "1000", 4 [pid 5813] <... symlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5815 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5814] <... write resumed>) = 4 [pid 5813] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5816 [pid 5000] close(3 [pid 4997] close(3 [pid 5816] chdir("./141" [pid 5814] close(3 [pid 5813] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5816] <... chdir resumed>) = 0 [pid 5814] <... close resumed>) = 0 [pid 5813] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] rmdir("./137" [pid 4997] rmdir("./133" [pid 5814] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5815 attached [pid 5000] <... rmdir resumed>) = 0 [pid 5815] chdir("./136" [pid 5000] mkdir("./138", 0777 [pid 4997] <... rmdir resumed>) = 0 [pid 5814] <... symlink resumed>) = 0 [pid 4997] mkdir("./134", 0777 [pid 5815] <... chdir resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 5815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5814] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... mkdir resumed>) = 0 [pid 5816] <... prctl resumed>) = 0 [pid 5815] <... prctl resumed>) = 0 [pid 5814] <... openat resumed>) = 3 [pid 5813] <... mmap resumed>) = 0x20fff000 [pid 5815] setpgid(0, 0) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5816] setpgid(0, 0 [pid 5815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5814] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5813] exit_group(0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5817 [pid 5815] <... openat resumed>) = 3 [pid 5815] write(3, "1000", 4 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5818 [pid 5816] <... setpgid resumed>) = 0 [pid 5815] <... write resumed>) = 4 [pid 5814] <... mmap resumed>) = 0x20fff000 [pid 5813] <... exit_group resumed>) = ? [pid 5815] close(3 [pid 5814] exit_group(0 [pid 5815] <... close resumed>) = 0 [pid 5814] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5817 attached [pid 5815] symlink("/dev/binderfs", "./binderfs" [pid 5817] chdir("./138" [pid 5815] <... symlink resumed>) = 0 [pid 5814] +++ exited with 0 +++ [pid 5817] <... chdir resumed>) = 0 [pid 5816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5813] +++ exited with 0 +++ [pid 5817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5816] <... openat resumed>) = 3 [pid 5815] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5818 attached [pid 5817] <... prctl resumed>) = 0 [pid 5816] write(3, "1000", 4 [pid 5815] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5818] chdir("./134" [pid 5817] setpgid(0, 0 [pid 5816] <... write resumed>) = 4 [pid 5815] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./136", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5818] <... chdir resumed>) = 0 [pid 5817] <... setpgid resumed>) = 0 [pid 5816] close(3 [pid 5815] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5816] <... close resumed>) = 0 [pid 5815] <... exit_group resumed>) = ? [pid 4996] <... restart_syscall resumed>) = 0 [pid 5818] <... prctl resumed>) = 0 [pid 5817] <... openat resumed>) = 3 [pid 5816] symlink("/dev/binderfs", "./binderfs" [pid 5815] +++ exited with 0 +++ [pid 5001] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5818] setpgid(0, 0 [pid 5817] write(3, "1000", 4 [pid 5816] <... symlink resumed>) = 0 [pid 5818] <... setpgid resumed>) = 0 [pid 5817] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5817] close(3 [pid 5816] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] fstat(3, [pid 4996] umount2("./126", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5818] <... openat resumed>) = 3 [pid 5817] <... close resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5818] write(3, "1000", 4 [pid 5817] symlink("/dev/binderfs", "./binderfs" [pid 5816] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5818] <... write resumed>) = 4 [pid 5817] <... symlink resumed>) = 0 [pid 5816] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 4998] umount2("./136", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5818] close(3 [pid 5817] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5818] <... close resumed>) = 0 [pid 5817] <... openat resumed>) = 3 [pid 5816] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... openat resumed>) = 3 [pid 5818] symlink("/dev/binderfs", "./binderfs" [pid 5817] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] umount2("./136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] fstat(3, [pid 5818] <... symlink resumed>) = 0 [pid 5817] <... mmap resumed>) = 0x20fff000 [pid 5816] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5818] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5817] exit_group(0 [pid 5816] <... exit_group resumed>) = ? [pid 5001] lstat("./136/binderfs", [pid 4998] <... openat resumed>) = 3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5818] <... openat resumed>) = 3 [pid 5817] <... exit_group resumed>) = ? [pid 5818] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5817] +++ exited with 0 +++ [pid 5816] +++ exited with 0 +++ [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] fstat(3, [pid 4996] getdents64(3, [pid 5818] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5818] exit_group(0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] unlink("./136/binderfs" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5818] <... exit_group resumed>) = ? [pid 5002] <... restart_syscall resumed>) = 0 [pid 5818] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] umount2("./126/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./141", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./138", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./126/binderfs", [pid 5002] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] close(3 [pid 4998] umount2("./136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5000] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] rmdir("./136" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./134", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./126/binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 4998] lstat("./136/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] umount2("./141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] mkdir("./137", 0777 [pid 4997] <... openat resumed>) = 3 [pid 5002] lstat("./141/binderfs", [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] unlink("./136/binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] fstat(3, [pid 5002] unlink("./141/binderfs" [pid 4998] <... unlink resumed>) = 0 [pid 4996] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 4998] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 5000] umount2("./138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 5002] close(3) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5819 [pid 4996] rmdir("./126" [pid 5002] rmdir("./141" [pid 5000] lstat("./138/binderfs", [pid 4998] close(3 [pid 4997] umount2("./134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] mkdir("./142", 0777 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./127", 0777 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] unlink("./138/binderfs" [pid 4998] rmdir("./136" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] lstat("./134/binderfs", [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5820 attached [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5820 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5820] chdir("./142" [pid 5000] getdents64(3, [pid 4998] mkdir("./137", 0777 [pid 4997] unlink("./134/binderfs"./strace-static-x86_64: Process 5819 attached [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5819] chdir("./137" [pid 4998] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5821 attached [pid 5820] <... chdir resumed>) = 0 [pid 5000] close(3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5821 [pid 5820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... close resumed>) = 0 [pid 5819] <... chdir resumed>) = 0 [pid 5819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5000] rmdir("./138" [pid 4997] getdents64(3, [pid 5820] <... prctl resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5822 [pid 5819] setpgid(0, 0) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5820] setpgid(0, 0 [pid 5821] chdir("./127" [pid 5819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] mkdir("./139", 0777 [pid 5820] <... setpgid resumed>) = 0 [pid 4997] close(3 [pid 5821] <... chdir resumed>) = 0 [pid 5819] <... openat resumed>) = 3 [pid 5819] write(3, "1000", 4 [pid 5000] <... mkdir resumed>) = 0 [pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5819] <... write resumed>) = 4 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... close resumed>) = 0 [pid 5821] <... prctl resumed>) = 0 [pid 5820] <... openat resumed>) = 3 [pid 5819] close(3 [pid 4997] rmdir("./134"./strace-static-x86_64: Process 5822 attached [pid 5819] <... close resumed>) = 0 [pid 5822] chdir("./137" [pid 5819] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5823 attached [pid 5822] <... chdir resumed>) = 0 [pid 5821] setpgid(0, 0 [pid 5820] write(3, "1000", 4 [pid 5819] <... symlink resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5823 [pid 4997] <... rmdir resumed>) = 0 [pid 5823] chdir("./139" [pid 5822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] <... setpgid resumed>) = 0 [pid 5820] <... write resumed>) = 4 [pid 5819] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] mkdir("./135", 0777 [pid 5823] <... chdir resumed>) = 0 [pid 5822] <... prctl resumed>) = 0 [pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5820] close(3 [pid 5819] <... openat resumed>) = 3 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5822] setpgid(0, 0 [pid 5821] <... openat resumed>) = 3 [pid 5820] <... close resumed>) = 0 [pid 5819] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5823] <... prctl resumed>) = 0 [pid 5822] <... setpgid resumed>) = 0 [pid 5821] write(3, "1000", 4 [pid 5820] symlink("/dev/binderfs", "./binderfs" [pid 5819] <... mmap resumed>) = 0x20fff000 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5823] setpgid(0, 0 [pid 5822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5821] <... write resumed>) = 4 [pid 5820] <... symlink resumed>) = 0 [pid 5819] exit_group(0 [pid 5822] <... openat resumed>) = 3 [pid 5819] <... exit_group resumed>) = ? [pid 5823] <... setpgid resumed>) = 0 [pid 5822] write(3, "1000", 4 [pid 5821] close(3 [pid 5820] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5819] +++ exited with 0 +++ [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5824 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5822] <... write resumed>) = 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5823] <... openat resumed>) = 3 [pid 5822] close(3 [pid 5821] <... close resumed>) = 0 [pid 5820] <... openat resumed>) = 3 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5823] write(3, "1000", 4 [pid 5822] <... close resumed>) = 0 [pid 5821] symlink("/dev/binderfs", "./binderfs" [pid 5820] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5823] <... write resumed>) = 4 [pid 5822] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... restart_syscall resumed>) = 0 [pid 5822] <... symlink resumed>) = 0 [pid 5820] <... mmap resumed>) = 0x20fff000 [pid 5823] close(3 [pid 5822] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5821] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5824 attached [pid 5823] <... close resumed>) = 0 [pid 5822] <... openat resumed>) = 3 [pid 5820] exit_group(0 [pid 5824] chdir("./135" [pid 5823] symlink("/dev/binderfs", "./binderfs" [pid 5822] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5821] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5820] <... exit_group resumed>) = ? [pid 5001] umount2("./137", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5824] <... chdir resumed>) = 0 [pid 5823] <... symlink resumed>) = 0 [pid 5822] <... mmap resumed>) = 0x20fff000 [pid 5821] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5822] exit_group(0 [pid 5001] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5824] <... prctl resumed>) = 0 [pid 5822] <... exit_group resumed>) = ? [pid 5821] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5820] +++ exited with 0 +++ [pid 5823] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... openat resumed>) = 3 [pid 5824] setpgid(0, 0 [pid 5822] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 5824] <... setpgid resumed>) = 0 [pid 5821] <... mmap resumed>) = 0x20fff000 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5823] <... openat resumed>) = 3 [pid 5821] exit_group(0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5824] <... openat resumed>) = 3 [pid 5823] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5821] <... exit_group resumed>) = ? [pid 5824] write(3, "1000", 4 [pid 5001] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5824] <... write resumed>) = 4 [pid 5823] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./142", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5824] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./137", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5824] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5824] symlink("/dev/binderfs", "./binderfs" [pid 5823] exit_group(0 [pid 5821] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5824] <... symlink resumed>) = 0 [pid 5823] <... exit_group resumed>) = ? [pid 5002] fstat(3, [pid 5001] lstat("./137/binderfs", [pid 4998] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5824] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5824] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5001] unlink("./137/binderfs" [pid 4998] <... openat resumed>) = 3 [pid 5824] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5823] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5824] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... unlink resumed>) = 0 [pid 4998] fstat(3, [pid 5824] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5824] <... exit_group resumed>) = ? [pid 5002] lstat("./142/binderfs", [pid 5001] getdents64(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./127", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5824] +++ exited with 0 +++ [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] unlink("./142/binderfs" [pid 5001] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5001] <... close resumed>) = 0 [pid 4998] umount2("./137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] rmdir("./137" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] fstat(3, [pid 5002] <... close resumed>) = 0 [pid 5000] umount2("./139", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./137/binderfs", [pid 5002] rmdir("./142") = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] mkdir("./143", 0777 [pid 5001] mkdir("./138", 0777 [pid 5000] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] unlink("./137/binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5825 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5825 attached [pid 5001] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4998] getdents64(3, [pid 4997] umount2("./135", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./127/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5825] chdir("./143" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5825] <... chdir resumed>) = 0 [pid 5000] umount2("./139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] close(3 [pid 4997] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] lstat("./127/binderfs", [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5826 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 5000] lstat("./139/binderfs", [pid 4998] rmdir("./137" [pid 4997] fstat(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./139/binderfs") = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] unlink("./127/binderfs" [pid 5000] getdents64(3, [pid 4998] mkdir("./138", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 5000] close(3) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... unlink resumed>) = 0 [pid 5000] rmdir("./139") = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] umount2("./135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5000] mkdir("./140", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5826 attached [pid 5825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5826] chdir("./138" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5828 attached [pid 5826] <... chdir resumed>) = 0 [pid 5825] <... prctl resumed>) = 0 [pid 4997] lstat("./135/binderfs", [pid 4996] close(3 [pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5828 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5827 [pid 5826] <... prctl resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 5826] setpgid(0, 0 [pid 5825] setpgid(0, 0 [pid 4997] unlink("./135/binderfs" [pid 4996] rmdir("./127" [pid 5826] <... setpgid resumed>) = 0 [pid 5826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... unlink resumed>) = 0 [pid 5826] <... openat resumed>) = 3 [pid 5825] <... setpgid resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] mkdir("./128", 0777 [pid 4997] close(3./strace-static-x86_64: Process 5827 attached [pid 5826] write(3, "1000", 4) = 4 [pid 4997] <... close resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5827] chdir("./138" [pid 5826] close(3 [pid 5825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] rmdir("./135" [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5827] <... chdir resumed>) = 0 [pid 5826] <... close resumed>) = 0 [pid 5827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] symlink("/dev/binderfs", "./binderfs" [pid 5827] <... prctl resumed>) = 0 [pid 5826] <... symlink resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5827] setpgid(0, 0 [pid 5826] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5827] <... setpgid resumed>) = 0 [pid 5826] <... openat resumed>) = 3 [pid 5825] <... openat resumed>) = 3 [pid 4997] mkdir("./136", 0777 [pid 5827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5825] write(3, "1000", 4 [pid 5828] chdir("./140" [pid 5827] <... openat resumed>) = 3 [pid 5826] <... mmap resumed>) = 0x20fff000 [pid 5825] <... write resumed>) = 4 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5829 [pid 5827] write(3, "1000", 4 [pid 5826] exit_group(0 [pid 5827] <... write resumed>) = 4 [pid 5826] <... exit_group resumed>) = ? [pid 5825] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5828] <... chdir resumed>) = 0 [pid 5827] close(3 [pid 5826] +++ exited with 0 +++ ./strace-static-x86_64: Process 5829 attached [pid 5827] <... close resumed>) = 0 [pid 5829] chdir("./128" [pid 5827] symlink("/dev/binderfs", "./binderfs" [pid 5829] <... chdir resumed>) = 0 [pid 5827] <... symlink resumed>) = 0 [pid 5825] <... close resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5827] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5825] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5830 [pid 5829] <... prctl resumed>) = 0 [pid 5827] <... openat resumed>) = 3 [pid 5829] setpgid(0, 0 [pid 5827] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5829] <... setpgid resumed>) = 0 [pid 5828] <... prctl resumed>) = 0 [pid 5827] <... mmap resumed>) = 0x20fff000 [pid 5825] <... symlink resumed>) = 0 [pid 5001] umount2("./138", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5828] setpgid(0, 0 [pid 5827] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5830 attached [pid 5829] <... openat resumed>) = 3 [pid 5828] <... setpgid resumed>) = 0 [pid 5827] <... exit_group resumed>) = ? [pid 5825] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5830] chdir("./136" [pid 5829] write(3, "1000", 4 [pid 5828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5827] +++ exited with 0 +++ [pid 5001] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5830] <... chdir resumed>) = 0 [pid 5829] <... write resumed>) = 4 [pid 5825] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 5830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5829] close(3 [pid 5825] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 5830] <... prctl resumed>) = 0 [pid 5829] <... close resumed>) = 0 [pid 5828] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5830] setpgid(0, 0 [pid 5829] symlink("/dev/binderfs", "./binderfs" [pid 5001] getdents64(3, [pid 5830] <... setpgid resumed>) = 0 [pid 5829] <... symlink resumed>) = 0 [pid 5828] write(3, "1000", 4 [pid 5825] <... mmap resumed>) = 0x20fff000 [pid 4998] umount2("./138", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5829] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5828] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5830] <... openat resumed>) = 3 [pid 5829] <... openat resumed>) = 3 [pid 5828] close(3 [pid 5825] exit_group(0 [pid 5001] umount2("./138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5830] write(3, "1000", 4 [pid 5829] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5830] <... write resumed>) = 4 [pid 5829] <... mmap resumed>) = 0x20fff000 [pid 5828] <... close resumed>) = 0 [pid 5825] <... exit_group resumed>) = ? [pid 5001] lstat("./138/binderfs", [pid 4998] <... openat resumed>) = 3 [pid 5830] close(3 [pid 5829] exit_group(0 [pid 5828] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] fstat(3, [pid 5830] <... close resumed>) = 0 [pid 5829] <... exit_group resumed>) = ? [pid 5001] unlink("./138/binderfs" [pid 5830] symlink("/dev/binderfs", "./binderfs" [pid 5829] +++ exited with 0 +++ [pid 5825] +++ exited with 0 +++ [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5830] <... symlink resumed>) = 0 [pid 5828] <... symlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 5830] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] getdents64(3, [pid 5830] <... openat resumed>) = 3 [pid 5828] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5830] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5828] <... openat resumed>) = 3 [pid 5002] umount2("./143", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] close(3 [pid 4998] umount2("./138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 5830] <... mmap resumed>) = 0x20fff000 [pid 5828] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] rmdir("./138" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5830] exit_group(0) = ? [pid 5830] +++ exited with 0 +++ [pid 5828] <... mmap resumed>) = 0x20fff000 [pid 5002] fstat(3, [pid 5001] <... rmdir resumed>) = 0 [pid 4998] lstat("./138/binderfs", [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] mkdir("./139", 0777 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] getdents64(3, [pid 4998] unlink("./138/binderfs" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5828] exit_group(0 [pid 5001] <... mkdir resumed>) = 0 [pid 5828] <... exit_group resumed>) = ? [pid 5828] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... unlink resumed>) = 0 [pid 4997] umount2("./136", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./128", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./138" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5831 attached [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5831 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] lstat("./143/binderfs", [pid 4998] mkdir("./139", 0777 [pid 5831] chdir("./139" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 [pid 5831] <... chdir resumed>) = 0 [pid 5002] unlink("./143/binderfs" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5832 attached [pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 5831] <... prctl resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] umount2("./140", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5832 [pid 4997] fstat(3, [pid 5831] setpgid(0, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5831] <... setpgid resumed>) = 0 [pid 5002] close(3 [pid 5000] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 5832] chdir("./139" [pid 5002] rmdir("./143" [pid 5000] fstat(3, [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5832] <... chdir resumed>) = 0 [pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./128/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5832] setpgid(0, 0 [pid 5002] mkdir("./144", 0777 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5832] <... setpgid resumed>) = 0 [pid 5831] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5831] write(3, "1000", 4 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./128/binderfs", [pid 5832] <... openat resumed>) = 3 [pid 5831] <... write resumed>) = 4 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] lstat("./136/binderfs", [pid 5832] write(3, "1000", 4 [pid 5000] umount2("./140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5832] <... write resumed>) = 4 [pid 5832] close(3) = 0 [pid 5832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5831] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./128/binderfs" [pid 5832] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5831] <... close resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5833 [pid 5000] lstat("./140/binderfs", [pid 5832] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] unlink("./136/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 5832] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5831] symlink("/dev/binderfs", "./binderfs" [pid 5000] unlink("./140/binderfs" [pid 5832] <... mmap resumed>) = 0x20fff000 [pid 5831] <... symlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5832] exit_group(0 [pid 5831] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 5831] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4997] close(3 [pid 5831] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... close resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 4996] rmdir("./128" [pid 4997] rmdir("./136"./strace-static-x86_64: Process 5833 attached [pid 5832] <... exit_group resumed>) = ? [pid 5833] chdir("./144" [pid 5832] +++ exited with 0 +++ [pid 5831] <... mmap resumed>) = 0x20fff000 [pid 5000] rmdir("./140" [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5833] <... chdir resumed>) = 0 [pid 5833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... rmdir resumed>) = 0 [pid 5833] <... prctl resumed>) = 0 [pid 4998] umount2("./139", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./137", 0777 [pid 4996] mkdir("./129", 0777 [pid 5831] exit_group(0 [pid 5833] setpgid(0, 0 [pid 5000] mkdir("./141", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5833] <... setpgid resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5833] <... openat resumed>) = 3 [pid 5831] <... exit_group resumed>) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 4998] fstat(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5833] write(3, "1000", 4 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5833] <... write resumed>) = 4 [pid 4998] getdents64(3, [pid 5833] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5833] <... close resumed>) = 0 [pid 4998] umount2("./139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5833] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5833] <... symlink resumed>) = 0 [pid 4998] lstat("./139/binderfs", [pid 5833] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5833] <... openat resumed>) = 3 [pid 4998] unlink("./139/binderfs" [pid 5833] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... unlink resumed>) = 0 [pid 5833] <... mmap resumed>) = 0x20fff000 [pid 4998] getdents64(3, [pid 5833] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5833] <... exit_group resumed>) = ? [pid 4998] close(3 [pid 5833] +++ exited with 0 +++ [pid 5831] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5836 [pid 4998] <... close resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5834 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5835 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./139" [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... rmdir resumed>) = 0 [pid 4998] mkdir("./140", 0777./strace-static-x86_64: Process 5835 attached ./strace-static-x86_64: Process 5834 attached [pid 5001] <... restart_syscall resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5834] chdir("./137" [pid 5002] umount2("./144", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5837 attached [pid 5835] chdir("./129" [pid 5834] <... chdir resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5836 attached [pid 5834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5837 [pid 5836] chdir("./141" [pid 5834] <... prctl resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./139", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5836] <... chdir resumed>) = 0 [pid 5834] setpgid(0, 0 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5834] <... setpgid resumed>) = 0 [pid 5836] <... prctl resumed>) = 0 [pid 5835] <... chdir resumed>) = 0 [pid 5834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] fstat(3, [pid 5001] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5836] setpgid(0, 0 [pid 5835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5834] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5836] <... setpgid resumed>) = 0 [pid 5834] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 5837] chdir("./140" [pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5835] <... prctl resumed>) = 0 [pid 5834] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] fstat(3, [pid 5836] <... openat resumed>) = 3 [pid 5834] close(3 [pid 5836] write(3, "1000", 4 [pid 5834] <... close resumed>) = 0 [pid 5002] umount2("./144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5836] <... write resumed>) = 4 [pid 5834] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5837] <... chdir resumed>) = 0 [pid 5836] close(3 [pid 5835] setpgid(0, 0 [pid 5834] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 5002] lstat("./144/binderfs", [pid 5836] <... close resumed>) = 0 [pid 5834] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5836] symlink("/dev/binderfs", "./binderfs" [pid 5835] <... setpgid resumed>) = 0 [pid 5834] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5836] <... symlink resumed>) = 0 [pid 5834] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./144/binderfs" [pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5836] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5834] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5836] <... openat resumed>) = 3 [pid 5834] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5836] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5835] <... openat resumed>) = 3 [pid 5834] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 5001] lstat("./139/binderfs", [pid 5837] <... prctl resumed>) = 0 [pid 5836] <... mmap resumed>) = 0x20fff000 [pid 5835] write(3, "1000", 4 [pid 5834] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5837] setpgid(0, 0 [pid 5836] exit_group(0 [pid 5835] <... write resumed>) = 4 [pid 5002] close(3 [pid 5001] unlink("./139/binderfs" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5837] <... setpgid resumed>) = 0 [pid 5836] <... exit_group resumed>) = ? [pid 5835] close(3 [pid 5002] <... close resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5836] +++ exited with 0 +++ [pid 5835] <... close resumed>) = 0 [pid 5002] rmdir("./144" [pid 5001] getdents64(3, [pid 5835] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3) = 0 [pid 5001] rmdir("./139" [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5835] <... symlink resumed>) = 0 [pid 5002] mkdir("./145", 0777 [pid 5001] mkdir("./140", 0777 [pid 5835] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] <... openat resumed>) = 3 [pid 5835] <... openat resumed>) = 3 [pid 5835] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5838 ./strace-static-x86_64: Process 5838 attached [pid 5838] chdir("./140" [pid 5000] umount2("./141", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5838] <... chdir resumed>) = 0 [pid 5838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5838] setpgid(0, 0) = 0 [pid 5835] <... mmap resumed>) = 0x20fff000 [pid 5838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 5837] write(3, "1000", 4 [pid 5835] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5839 [pid 5000] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./137", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5838] write(3, "1000", 4) = 4 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5835] <... exit_group resumed>) = ? [pid 5000] fstat(3, [pid 4997] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] close(3 [pid 5837] <... write resumed>) = 4 [pid 5838] <... close resumed>) = 0 ./strace-static-x86_64: Process 5839 attached [pid 5838] symlink("/dev/binderfs", "./binderfs" [pid 5839] chdir("./145" [pid 5838] <... symlink resumed>) = 0 [pid 5839] <... chdir resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5839] setpgid(0, 0 [pid 5835] +++ exited with 0 +++ [pid 4997] <... openat resumed>) = 3 [pid 5837] close(3 [pid 5000] getdents64(3, [pid 4997] fstat(3, [pid 5839] <... setpgid resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5837] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5835, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5000] umount2("./141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./129", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5837] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 5839] <... openat resumed>) = 3 [pid 5838] <... mmap resumed>) = 0x20fff000 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] write(3, "1000", 4 [pid 5838] exit_group(0 [pid 5837] <... symlink resumed>) = 0 [pid 5000] lstat("./141/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... write resumed>) = 4 [pid 5838] <... exit_group resumed>) = ? [pid 5837] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] umount2("./137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5839] close(3 [pid 5838] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5839] <... close resumed>) = 0 [pid 5837] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] unlink("./141/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5839] symlink("/dev/binderfs", "./binderfs" [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5839] <... symlink resumed>) = 0 [pid 5837] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] lstat("./137/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5839] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] getdents64(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 5839] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] umount2("./140", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] unlink("./137/binderfs" [pid 5839] <... mmap resumed>) = 0x20fff000 [pid 5837] <... mmap resumed>) = 0x20fff000 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5839] exit_group(0 [pid 5837] exit_group(0 [pid 5001] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] close(3 [pid 4997] <... unlink resumed>) = 0 [pid 4996] umount2("./129/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5839] <... exit_group resumed>) = ? [pid 5001] <... openat resumed>) = 3 [pid 5839] +++ exited with 0 +++ [pid 5837] <... exit_group resumed>) = ? [pid 5001] fstat(3, [pid 5000] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] rmdir("./141" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4996] lstat("./129/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] <... rmdir resumed>) = 0 [pid 4997] close(3 [pid 5001] lstat("./140/binderfs", [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] umount2("./145", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] mkdir("./142", 0777 [pid 4997] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./140/binderfs" [pid 4996] unlink("./129/binderfs" [pid 5001] <... unlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 4997] rmdir("./137" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5001] close(3) = 0 [pid 5001] rmdir("./140" [pid 5002] <... openat resumed>) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] fstat(3, [pid 5001] mkdir("./141", 0777) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5841 attached [pid 5837] +++ exited with 0 +++ [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] mkdir("./138", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5841 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5840 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... mkdir resumed>) = 0 [pid 4996] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 4996] rmdir("./129" [pid 5002] umount2("./145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5840 attached [pid 5840] chdir("./142" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 5840] <... chdir resumed>) = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5840] setpgid(0, 0 [pid 5002] lstat("./145/binderfs", [pid 4996] mkdir("./130", 0777 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5840] <... setpgid resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] unlink("./145/binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 4998] umount2("./140", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5842 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 5840] write(3, "1000", 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... write resumed>) = 4 [pid 5840] close(3) = 0 [pid 5840] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 5840] <... openat resumed>) = 3 [pid 5002] rmdir("./145" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5843 ./strace-static-x86_64: Process 5842 attached [pid 5840] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, ./strace-static-x86_64: Process 5843 attached [pid 5842] chdir("./138" [pid 5841] chdir("./141" [pid 5840] <... mmap resumed>) = 0x20fff000 [pid 5002] mkdir("./146", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5842] <... chdir resumed>) = 0 [pid 5840] exit_group(0 [pid 4998] umount2("./140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... exit_group resumed>) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] chdir("./130" [pid 5842] <... prctl resumed>) = 0 [pid 5841] <... chdir resumed>) = 0 [pid 5840] +++ exited with 0 +++ [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] lstat("./140/binderfs", [pid 5842] setpgid(0, 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5842] <... setpgid resumed>) = 0 [pid 4998] unlink("./140/binderfs" [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... unlink resumed>) = 0 [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... chdir resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5844 [pid 4998] getdents64(3, [pid 5842] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5842] <... write resumed>) = 4 [pid 4998] close(3 [pid 5842] close(3 [pid 4998] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 4998] rmdir("./140" [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... prctl resumed>) = 0 [pid 5000] umount2("./142", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5844 attached [pid 5843] <... prctl resumed>) = 0 [pid 5842] <... symlink resumed>) = 0 [pid 5841] setpgid(0, 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./141", 0777 [pid 5844] chdir("./146" [pid 5843] setpgid(0, 0 [pid 5842] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5841] <... setpgid resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... mkdir resumed>) = 0 [pid 5844] <... chdir resumed>) = 0 [pid 5843] <... setpgid resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 5844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5845 attached [pid 5844] <... prctl resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... mmap resumed>) = 0x20fff000 [pid 5000] fstat(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5845 [pid 5844] setpgid(0, 0 [pid 5842] exit_group(0 [pid 5844] <... setpgid resumed>) = 0 [pid 5842] <... exit_group resumed>) = ? [pid 5845] chdir("./141" [pid 5844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] write(3, "1000", 4 [pid 5842] +++ exited with 0 +++ [pid 5841] <... openat resumed>) = 3 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 5841] <... write resumed>) = 4 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5841] close(3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5000] umount2("./142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5844] write(3, "1000", 4) = 4 [pid 5844] close(3) = 0 [pid 5844] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5843] <... write resumed>) = 4 [pid 5841] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... restart_syscall resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5843] close(3 [pid 5841] symlink("/dev/binderfs", "./binderfs" [pid 5000] lstat("./142/binderfs", [pid 5845] <... chdir resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5844] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5841] <... symlink resumed>) = 0 [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... mmap resumed>) = 0x20fff000 [pid 5843] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5844] exit_group(0 [pid 5843] symlink("/dev/binderfs", "./binderfs" [pid 5841] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] unlink("./142/binderfs" [pid 4997] umount2("./138", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5844] <... exit_group resumed>) = ? [pid 5845] <... prctl resumed>) = 0 [pid 5844] +++ exited with 0 +++ [pid 5843] <... symlink resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4997] fstat(3, [pid 5845] setpgid(0, 0) = 0 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... mmap resumed>) = 0x20fff000 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5845] <... openat resumed>) = 3 [pid 5841] exit_group(0 [pid 5000] close(3 [pid 4997] getdents64(3, [pid 5843] <... openat resumed>) = 3 [pid 5841] <... exit_group resumed>) = ? [pid 5000] <... close resumed>) = 0 [pid 5845] write(3, "1000", 4 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5845] <... write resumed>) = 4 [pid 5000] rmdir("./142" [pid 5002] umount2("./146", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5845] close(3) = 0 [pid 5845] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5845] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5845] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5843] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5841] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./143", 0777 [pid 4997] lstat("./138/binderfs", [pid 5002] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] fstat(3, [pid 4997] unlink("./138/binderfs" [pid 5845] exit_group(0) = ? [pid 5845] +++ exited with 0 +++ [pid 5843] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] umount2("./141", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] getdents64(3, [pid 5002] umount2("./146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5002] lstat("./146/binderfs", [pid 5001] fstat(3, [pid 4997] close(3 [pid 5843] exit_group(0) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] <... close resumed>) = 0 ./strace-static-x86_64: Process 5846 attached [pid 5843] +++ exited with 0 +++ [pid 5002] unlink("./146/binderfs" [pid 5001] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5846 [pid 4997] rmdir("./138" [pid 5846] chdir("./143" [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] getdents64(3, [pid 4998] umount2("./141", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] umount2("./141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5846] <... chdir resumed>) = 0 [pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5846] setpgid(0, 0) = 0 [pid 5846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5846] write(3, "1000", 4) = 4 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] umount2("./130", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] lstat("./141/binderfs", [pid 4998] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] mkdir("./139", 0777 [pid 5002] close(3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] unlink("./141/binderfs" [pid 5846] close(3) = 0 [pid 5846] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 5846] <... symlink resumed>) = 0 [pid 5002] rmdir("./146" [pid 5001] <... unlink resumed>) = 0 [pid 4998] fstat(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 5846] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] fstat(3, [pid 5846] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] getdents64(3, [pid 5002] mkdir("./147", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5846] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] close(3 [pid 4998] umount2("./141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5001] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] rmdir("./141" [pid 4998] lstat("./141/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5846] <... exit_group resumed>) = ? [pid 5846] +++ exited with 0 +++ [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5847 [pid 4996] umount2("./130/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] mkdir("./142", 0777 [pid 4998] unlink("./141/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5847 attached [pid 5001] <... mkdir resumed>) = 0 [pid 4996] lstat("./130/binderfs", [pid 5847] chdir("./139") = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5848 [pid 4996] unlink("./130/binderfs" [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5847] setpgid(0, 0) = 0 [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 5000] umount2("./143", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5849 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3 [pid 4996] getdents64(3, [pid 5000] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] rmdir("./141" [pid 4996] close(3 [pid 5000] fstat(3, [pid 5847] write(3, "1000", 4) = 4 [pid 5847] close(3) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] mkdir("./142", 0777 [pid 4996] rmdir("./130" [pid 5000] getdents64(3, [pid 5847] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./131", 0777 [pid 5847] <... openat resumed>) = 3 [pid 5847] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5850 [pid 4996] <... mkdir resumed>) = 0 [pid 5000] umount2("./143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] exit_group(0) = ? [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5851 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./143/binderfs", ./strace-static-x86_64: Process 5848 attached {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5848] chdir("./147") = 0 [pid 5000] unlink("./143/binderfs" [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5848] setpgid(0, 0 [pid 5000] <... unlink resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 5848] <... setpgid resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] rmdir("./143" [pid 5848] <... openat resumed>) = 3 [pid 5847] +++ exited with 0 +++ [pid 5848] write(3, "1000", 4) = 4 [pid 5000] <... rmdir resumed>) = 0 [pid 5000] mkdir("./144", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5848] close(3) = 0 [pid 5848] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5850 attached [pid 5850] chdir("./142" [pid 5848] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] umount2("./139", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5850] <... chdir resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5852 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5851 attached [pid 5850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 4997] fstat(3, [pid 5851] chdir("./131" [pid 5850] <... prctl resumed>) = 0 [pid 5848] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5849 attached [pid 5851] <... chdir resumed>) = 0 [pid 5850] setpgid(0, 0 [pid 5848] <... mmap resumed>) = 0x20fff000 [pid 4997] getdents64(3, [pid 5851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] <... setpgid resumed>) = 0 [pid 5848] exit_group(0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./139/binderfs", [pid 5851] <... prctl resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... exit_group resumed>) = ? [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5852 attached [pid 5851] setpgid(0, 0 [pid 5850] <... openat resumed>) = 3 [pid 5849] chdir("./142" [pid 5848] +++ exited with 0 +++ [pid 4997] unlink("./139/binderfs" [pid 5852] chdir("./144" [pid 5851] <... setpgid resumed>) = 0 [pid 5850] write(3, "1000", 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5852] <... chdir resumed>) = 0 [pid 5851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] <... write resumed>) = 4 [pid 5849] <... chdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... openat resumed>) = 3 [pid 5850] close(3 [pid 5852] <... prctl resumed>) = 0 [pid 5851] write(3, "1000", 4 [pid 5850] <... close resumed>) = 0 [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] getdents64(3, [pid 5852] setpgid(0, 0 [pid 5851] <... write resumed>) = 4 [pid 5850] symlink("/dev/binderfs", "./binderfs" [pid 5849] <... prctl resumed>) = 0 [pid 5002] umount2("./147", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5852] <... setpgid resumed>) = 0 [pid 5851] close(3 [pid 5850] <... symlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5849] setpgid(0, 0 [pid 5002] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5851] symlink("/dev/binderfs", "./binderfs" [pid 5850] <... openat resumed>) = 3 [pid 5852] write(3, "1000", 4 [pid 5851] <... symlink resumed>) = 0 [pid 5850] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5849] <... setpgid resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4997] rmdir("./139" [pid 5852] <... write resumed>) = 4 [pid 5851] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5850] <... mmap resumed>) = 0x20fff000 [pid 5002] fstat(3, [pid 5852] close(3 [pid 5851] <... openat resumed>) = 3 [pid 5850] exit_group(0 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5852] <... close resumed>) = 0 [pid 5851] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5850] <... exit_group resumed>) = ? [pid 5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] mkdir("./140", 0777 [pid 5852] symlink("/dev/binderfs", "./binderfs" [pid 5851] <... mmap resumed>) = 0x20fff000 [pid 5850] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 5852] <... symlink resumed>) = 0 [pid 5851] exit_group(0 [pid 5849] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 5852] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5851] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5852] <... openat resumed>) = 3 [pid 5851] +++ exited with 0 +++ [pid 5849] write(3, "1000", 4 [pid 5002] umount2("./147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] exit_group(0) = ? [pid 5852] +++ exited with 0 +++ [pid 5849] <... write resumed>) = 4 [pid 5002] lstat("./147/binderfs", [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5849] close(3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./147/binderfs" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5849] <... close resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5853 ./strace-static-x86_64: Process 5853 attached [pid 5853] chdir("./140" [pid 5002] <... unlink resumed>) = 0 [pid 5849] symlink("/dev/binderfs", "./binderfs" [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./142", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] close(3 [pid 4996] umount2("./131", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./147" [pid 4998] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5853] <... chdir resumed>) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] setpgid(0, 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... openat resumed>) = 3 [pid 5853] <... setpgid resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] mkdir("./148", 0777 [pid 4998] fstat(3, [pid 4996] fstat(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./144", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5853] <... openat resumed>) = 3 [pid 5849] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./131/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] lstat("./131/binderfs", [pid 4998] lstat("./142/binderfs", [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5854 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] unlink("./142/binderfs" [pid 4996] unlink("./131/binderfs" [pid 5853] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5854 attached [pid 5000] lstat("./144/binderfs", [pid 4996] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 5000] unlink("./144/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5853] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5853] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... unlink resumed>) = 0 [pid 5853] <... mmap resumed>) = 0x20fff000 [pid 5849] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4998] close(3 [pid 4996] close(3 [pid 5854] chdir("./148" [pid 5853] exit_group(0 [pid 5849] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5854] <... chdir resumed>) = 0 [pid 5853] <... exit_group resumed>) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5853] +++ exited with 0 +++ [pid 5849] <... mmap resumed>) = 0x20fff000 [pid 5000] close(3 [pid 4998] rmdir("./142" [pid 4996] rmdir("./131" [pid 5000] <... close resumed>) = 0 [pid 5854] <... prctl resumed>) = 0 [pid 5854] setpgid(0, 0) = 0 [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... rmdir resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 5000] rmdir("./144" [pid 4998] mkdir("./143", 0777 [pid 4996] mkdir("./132", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5854] write(3, "1000", 4) = 4 [pid 5854] close(3 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5854] <... close resumed>) = 0 [pid 5854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5854] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] mkdir("./145", 0777 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] exit_group(0 [pid 5854] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 5854] exit_group(0) = ? [pid 5854] +++ exited with 0 +++ [pid 5849] <... exit_group resumed>) = ? [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5855 attached [pid 4997] umount2("./140", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5855] chdir("./132") = 0 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5855] setpgid(0, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] <... setpgid resumed>) = 0 [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5855] write(3, "1000", 4) = 4 [pid 4997] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5855] close(3 [pid 4997] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5856 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5855 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5857 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] umount2("./148", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5855] <... close resumed>) = 0 [pid 5855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5855] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5855] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5855] exit_group(0 [pid 5002] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5856 attached [pid 5002] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] chdir("./143" [pid 5002] fstat(3, [pid 4997] lstat("./140/binderfs", [pid 5855] <... exit_group resumed>) = ? [pid 5849] +++ exited with 0 +++ [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] getdents64(3, [pid 4997] unlink("./140/binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5856] <... chdir resumed>) = 0 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5001] umount2("./142", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5002] umount2("./148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] close(3 [pid 5002] lstat("./148/binderfs", ./strace-static-x86_64: Process 5857 attached [pid 5856] setpgid(0, 0 [pid 5855] +++ exited with 0 +++ [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4997] <... close resumed>) = 0 [pid 5857] chdir("./145" [pid 5856] <... setpgid resumed>) = 0 [pid 5002] unlink("./148/binderfs" [pid 5001] fstat(3, [pid 4997] rmdir("./140" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5857] <... chdir resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] getdents64(3, [pid 4997] mkdir("./141", 0777 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5857] <... prctl resumed>) = 0 [pid 5856] write(3, "1000", 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5857] setpgid(0, 0 [pid 5856] <... write resumed>) = 4 [pid 5857] <... setpgid resumed>) = 0 [pid 5856] close(3 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] umount2("./142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5857] <... openat resumed>) = 3 [pid 5856] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] close(3 [pid 5001] lstat("./142/binderfs", [pid 5857] write(3, "1000", 4 [pid 5856] <... symlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5857] <... write resumed>) = 4 [pid 5856] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5857] close(3 [pid 5856] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5001] unlink("./142/binderfs" [pid 4996] umount2("./132", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5857] <... close resumed>) = 0 [pid 5856] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./148" [pid 5857] symlink("/dev/binderfs", "./binderfs" [pid 5856] <... mmap resumed>) = 0x20fff000 [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5858 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] <... symlink resumed>) = 0 [pid 5856] exit_group(0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4996] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5856] <... exit_group resumed>) = ? [pid 5002] mkdir("./149", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5857] <... openat resumed>) = 3 [pid 5856] +++ exited with 0 +++ [pid 4996] <... openat resumed>) = 3 [pid 5857] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] close(3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, [pid 5857] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... close resumed>) = 0 [pid 5857] <... exit_group resumed>) = ? [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5857] +++ exited with 0 +++ [pid 5001] rmdir("./142" [pid 4996] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5859 ./strace-static-x86_64: Process 5858 attached [pid 5858] chdir("./141" [pid 5001] <... rmdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5858] <... chdir resumed>) = 0 [pid 5001] mkdir("./143", 0777 [pid 5000] umount2("./145", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./132/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5858] setpgid(0, 0) = 0 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./143", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./132/binderfs", [pid 5858] <... openat resumed>) = 3 [pid 5858] write(3, "1000", 4) = 4 [pid 5858] close(3) = 0 [pid 5858] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] fstat(3, [pid 4998] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] unlink("./132/binderfs" [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5860 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5859 attached [pid 5858] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] fstat(3, [pid 4996] <... unlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5000] umount2("./145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] chdir("./149" [pid 5858] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] lstat("./145/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] unlink("./145/binderfs" [pid 4996] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5860 attached [pid 5859] <... chdir resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4998] lstat("./143/binderfs", [pid 4996] rmdir("./132" [pid 5860] chdir("./143" [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] getdents64(3, [pid 5860] <... chdir resumed>) = 0 [pid 5859] <... prctl resumed>) = 0 [pid 5858] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] setpgid(0, 0 [pid 5858] exit_group(0 [pid 5000] close(3 [pid 4998] unlink("./143/binderfs" [pid 4996] mkdir("./133", 0777 [pid 5860] <... prctl resumed>) = 0 [pid 5859] <... setpgid resumed>) = 0 [pid 5858] <... exit_group resumed>) = ? [pid 5860] setpgid(0, 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] +++ exited with 0 +++ [pid 5000] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5860] <... setpgid resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] write(3, "1000", 4 [pid 5000] rmdir("./145" [pid 4998] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5860] <... openat resumed>) = 3 [pid 5859] <... write resumed>) = 4 [pid 5860] write(3, "1000", 4 [pid 5859] close(3 [pid 5860] <... write resumed>) = 4 [pid 5859] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5860] close(3 [pid 5859] symlink("/dev/binderfs", "./binderfs" [pid 5860] <... close resumed>) = 0 [pid 5859] <... symlink resumed>) = 0 [pid 5860] symlink("/dev/binderfs", "./binderfs" [pid 5859] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5860] <... symlink resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5000] mkdir("./146", 0777 [pid 4998] close(3 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5860] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5859] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5860] <... openat resumed>) = 3 [pid 5859] <... mmap resumed>) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5861 [pid 5860] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5859] exit_group(0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./143" [pid 5860] <... mmap resumed>) = 0x20fff000 [pid 5859] <... exit_group resumed>) = ? [pid 5860] exit_group(0 [pid 5859] +++ exited with 0 +++ [pid 4998] <... rmdir resumed>) = 0 [pid 4997] umount2("./141", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5862 [pid 4998] mkdir("./144", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5861 attached [pid 5860] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5862 attached [pid 5861] chdir("./133" [pid 5860] +++ exited with 0 +++ [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 5861] <... chdir resumed>) = 0 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5861] setpgid(0, 0) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] fstat(3, [pid 5861] <... openat resumed>) = 3 [pid 5861] write(3, "1000", 4 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] umount2("./149", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./143", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5863 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 5002] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... openat resumed>) = 3 [pid 5861] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 4997] umount2("./141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 5001] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] lstat("./141/binderfs", [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] unlink("./141/binderfs" [pid 5001] umount2("./143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5863 attached [pid 5861] close(3 [pid 4997] <... unlink resumed>) = 0 [pid 5863] chdir("./144" [pid 5861] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5863] <... chdir resumed>) = 0 [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5002] lstat("./149/binderfs", [pid 5001] lstat("./143/binderfs", [pid 4997] getdents64(3, [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] <... symlink resumed>) = 0 [pid 5863] <... prctl resumed>) = 0 [pid 5861] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5863] setpgid(0, 0 [pid 5861] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] unlink("./149/binderfs" [pid 5863] <... setpgid resumed>) = 0 [pid 5861] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] unlink("./143/binderfs" [pid 4997] close(3 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] chdir("./146" [pid 5861] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 5863] <... openat resumed>) = 3 [pid 5862] <... chdir resumed>) = 0 [pid 5861] exit_group(0 [pid 5002] getdents64(3, [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5863] write(3, "1000", 4 [pid 5861] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] getdents64(3, [pid 4997] rmdir("./141" [pid 5863] <... write resumed>) = 4 [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] +++ exited with 0 +++ [pid 5002] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5863] close(3) = 0 [pid 5863] symlink("/dev/binderfs", "./binderfs" [pid 5001] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 5863] <... symlink resumed>) = 0 [pid 5862] <... prctl resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./142", 0777 [pid 5863] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./149" [pid 5001] rmdir("./143" [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5863] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 5863] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5863] exit_group(0 [pid 5002] mkdir("./150", 0777 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5863] <... exit_group resumed>) = ? [pid 5863] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5001] mkdir("./144", 0777./strace-static-x86_64: Process 5864 attached [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] umount2("./133", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5862] setpgid(0, 0) = 0 [pid 5864] chdir("./142" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5864 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5864] <... chdir resumed>) = 0 [pid 5862] <... openat resumed>) = 3 [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5864] <... prctl resumed>) = 0 [pid 5864] setpgid(0, 0 [pid 4996] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] umount2("./144", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 5864] <... setpgid resumed>) = 0 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] write(3, "1000", 4) = 4 [pid 5862] close(3) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5865 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5866 [pid 4996] getdents64(3, [pid 4998] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5862] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4996] umount2("./133/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5864] <... openat resumed>) = 3 [pid 5862] <... symlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5864] write(3, "1000", 4 [pid 5862] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] lstat("./133/binderfs", [pid 4998] umount2("./144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5864] <... write resumed>) = 4 [pid 5862] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5864] close(3 [pid 5862] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] lstat("./144/binderfs", [pid 4996] unlink("./133/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5866 attached ./strace-static-x86_64: Process 5865 attached [pid 5864] <... close resumed>) = 0 [pid 5862] <... mmap resumed>) = 0x20fff000 [pid 4998] unlink("./144/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 5865] chdir("./150" [pid 5864] symlink("/dev/binderfs", "./binderfs" [pid 5862] exit_group(0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5865] <... chdir resumed>) = 0 [pid 5864] <... symlink resumed>) = 0 [pid 5862] <... exit_group resumed>) = ? [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 4998] close(3 [pid 4996] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 5866] chdir("./144" [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5864] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5862] +++ exited with 0 +++ [pid 4998] rmdir("./144" [pid 4996] rmdir("./133" [pid 5866] <... chdir resumed>) = 0 [pid 5865] <... prctl resumed>) = 0 [pid 5864] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5865] setpgid(0, 0 [pid 5864] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5865] <... setpgid resumed>) = 0 [pid 5864] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5864] exit_group(0 [pid 5866] <... prctl resumed>) = 0 [pid 5865] <... openat resumed>) = 3 [pid 5864] <... exit_group resumed>) = ? [pid 4998] mkdir("./145", 0777 [pid 4996] mkdir("./134", 0777 [pid 5866] setpgid(0, 0 [pid 5865] write(3, "1000", 4 [pid 5864] +++ exited with 0 +++ [pid 5000] umount2("./146", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5865] <... write resumed>) = 4 [pid 5865] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 5865] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5865] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... mkdir resumed>) = 0 [pid 5865] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... openat resumed>) = 3 [pid 5865] <... openat resumed>) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] fstat(3, [pid 4997] <... restart_syscall resumed>) = 0 [pid 5865] exit_group(0) = ? [pid 5866] <... setpgid resumed>) = 0 [pid 5865] +++ exited with 0 +++ [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5867 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] getdents64(3, ./strace-static-x86_64: Process 5867 attached 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5867] chdir("./145" [pid 5000] umount2("./146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./142", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5868 [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./150", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./146/binderfs", [pid 4997] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5868 attached [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 5868] chdir("./134" [pid 5867] <... chdir resumed>) = 0 [pid 5866] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5000] unlink("./146/binderfs" [pid 4997] fstat(3, [pid 5868] <... chdir resumed>) = 0 [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] <... prctl resumed>) = 0 [pid 5868] <... prctl resumed>) = 0 [pid 5867] setpgid(0, 0 [pid 5868] setpgid(0, 0 [pid 5867] <... setpgid resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5868] <... setpgid resumed>) = 0 [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] fstat(3, [pid 4997] getdents64(3, [pid 5866] write(3, "1000", 4 [pid 5000] <... unlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] close(3 [pid 5866] <... write resumed>) = 4 [pid 5002] umount2("./150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5866] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 5866] <... close resumed>) = 0 [pid 5002] lstat("./150/binderfs", [pid 5000] rmdir("./146" [pid 4997] lstat("./142/binderfs", [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./150/binderfs" [pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5867] <... openat resumed>) = 3 [pid 5868] <... openat resumed>) = 3 [pid 5867] write(3, "1000", 4 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] unlink("./142/binderfs" [pid 5868] write(3, "1000", 4 [pid 5867] <... write resumed>) = 4 [pid 5866] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 5000] mkdir("./147", 0777 [pid 5868] <... write resumed>) = 4 [pid 5867] close(3 [pid 5002] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 5868] close(3 [pid 5867] <... close resumed>) = 0 [pid 5868] <... close resumed>) = 0 [pid 5867] symlink("/dev/binderfs", "./binderfs" [pid 5868] symlink("/dev/binderfs", "./binderfs" [pid 5867] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5866] <... symlink resumed>) = 0 [pid 5868] <... symlink resumed>) = 0 [pid 5867] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5868] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5867] <... openat resumed>) = 3 [pid 5866] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 5868] <... openat resumed>) = 3 [pid 5867] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5868] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5867] <... mmap resumed>) = 0x20fff000 [pid 5866] <... openat resumed>) = 3 [pid 5002] rmdir("./150" [pid 4997] close(3 [pid 5868] <... mmap resumed>) = 0x20fff000 [pid 5867] exit_group(0 [pid 5866] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5868] exit_group(0 [pid 5867] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 5868] <... exit_group resumed>) = ? [pid 5867] +++ exited with 0 +++ [pid 5866] <... mmap resumed>) = 0x20fff000 [pid 5002] mkdir("./151", 0777 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5869 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... close resumed>) = 0 ./strace-static-x86_64: Process 5869 attached [pid 5868] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 4997] rmdir("./142" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5866] exit_group(0 [pid 4997] <... rmdir resumed>) = 0 [pid 5866] <... exit_group resumed>) = ? [pid 5869] chdir("./147" [pid 5866] +++ exited with 0 +++ [pid 4997] mkdir("./143", 0777./strace-static-x86_64: Process 5870 attached ) = 0 [pid 4996] umount2("./134", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5869] <... chdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5870 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./145", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... restart_syscall resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5870] chdir("./151") = 0 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5870] setpgid(0, 0) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... openat resumed>) = 3 [pid 5001] umount2("./144", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5871 [pid 4996] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] fstat(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 5870] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./134/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 4998] umount2("./145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] lstat("./134/binderfs", [pid 5001] umount2("./144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./145/binderfs", [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] lstat("./144/binderfs", [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./134/binderfs" [pid 5870] write(3, "1000", 4 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5870] <... write resumed>) = 4 [pid 5870] close(3 [pid 4998] unlink("./145/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 5001] unlink("./144/binderfs" [pid 5870] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 5870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] getdents64(3, [pid 5001] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 4996] close(3 [pid 5870] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] close(3 [pid 4998] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5001] rmdir("./144" [pid 4998] rmdir("./145" [pid 4996] rmdir("./134"./strace-static-x86_64: Process 5871 attached [pid 5870] <... openat resumed>) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 5871] chdir("./143" [pid 4996] <... rmdir resumed>) = 0 [pid 5871] <... chdir resumed>) = 0 [pid 5870] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... mmap resumed>) = 0x20fff000 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] mkdir("./145", 0777 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] mkdir("./135", 0777 [pid 5871] <... prctl resumed>) = 0 [pid 5870] exit_group(0 [pid 5871] setpgid(0, 0 [pid 5870] <... exit_group resumed>) = ? [pid 5871] <... setpgid resumed>) = 0 [pid 5870] +++ exited with 0 +++ [pid 5869] <... prctl resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] mkdir("./146", 0777 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5871] <... openat resumed>) = 3 [pid 5871] write(3, "1000", 4) = 4 [pid 5871] close(3) = 0 [pid 5871] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./151", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5871] <... symlink resumed>) = 0 [pid 5871] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5872 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5873 [pid 5002] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5871] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 5002] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5874 [pid 5002] getdents64(3, [pid 5871] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5872 attached [pid 5871] +++ exited with 0 +++ [pid 5869] setpgid(0, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./151/binderfs", [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./151/binderfs"./strace-static-x86_64: Process 5874 attached ./strace-static-x86_64: Process 5873 attached [pid 5872] chdir("./145" [pid 5874] chdir("./146" [pid 5873] chdir("./135" [pid 5872] <... chdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] umount2("./143", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... chdir resumed>) = 0 [pid 5873] <... chdir resumed>) = 0 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] <... prctl resumed>) = 0 [pid 5002] close(3 [pid 4997] <... openat resumed>) = 3 [pid 5874] <... prctl resumed>) = 0 [pid 5873] <... prctl resumed>) = 0 [pid 5872] setpgid(0, 0 [pid 5002] <... close resumed>) = 0 [pid 4997] fstat(3, [pid 5002] rmdir("./151" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5874] setpgid(0, 0 [pid 5873] setpgid(0, 0 [pid 5872] <... setpgid resumed>) = 0 [pid 5874] <... setpgid resumed>) = 0 [pid 5873] <... setpgid resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] <... openat resumed>) = 3 [pid 5869] <... setpgid resumed>) = 0 [pid 5002] mkdir("./152", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5874] <... openat resumed>) = 3 [pid 5873] <... openat resumed>) = 3 [pid 5872] write(3, "1000", 4 [pid 5874] write(3, "1000", 4 [pid 5873] write(3, "1000", 4 [pid 5872] <... write resumed>) = 4 [pid 5874] <... write resumed>) = 4 [pid 5873] <... write resumed>) = 4 [pid 5872] close(3 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] umount2("./143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5874] close(3 [pid 5873] close(3 [pid 5872] <... close resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... close resumed>) = 0 [pid 5873] <... close resumed>) = 0 [pid 5872] symlink("/dev/binderfs", "./binderfs" [pid 5874] symlink("/dev/binderfs", "./binderfs" [pid 5873] symlink("/dev/binderfs", "./binderfs" [pid 5872] <... symlink resumed>) = 0 [pid 5874] <... symlink resumed>) = 0 [pid 5873] <... symlink resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5869] <... openat resumed>) = 3 [pid 4997] lstat("./143/binderfs", [pid 5874] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5873] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5872] <... openat resumed>) = 3 [pid 5869] write(3, "1000", 4 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5875 [pid 5874] <... openat resumed>) = 3 [pid 5873] <... openat resumed>) = 3 [pid 5872] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5874] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5873] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5872] <... mmap resumed>) = 0x20fff000 [pid 5869] <... write resumed>) = 4 [pid 4997] unlink("./143/binderfs" [pid 5874] <... mmap resumed>) = 0x20fff000 [pid 5873] <... mmap resumed>) = 0x20fff000 [pid 5872] exit_group(0 [pid 5869] close(3 [pid 5874] exit_group(0 [pid 5873] exit_group(0 [pid 5872] <... exit_group resumed>) = ? [pid 4997] <... unlink resumed>) = 0 [pid 5874] <... exit_group resumed>) = ? [pid 5873] <... exit_group resumed>) = ? [pid 5872] +++ exited with 0 +++ [pid 5869] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 5874] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5869] symlink("/dev/binderfs", "./binderfs" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5875 attached [pid 5875] chdir("./152") = 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3 [pid 5001] umount2("./145", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./146", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5869] <... symlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 4996] umount2("./135", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] fstat(3, [pid 4998] fstat(3, [pid 4997] rmdir("./143" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5875] <... close resumed>) = 0 [pid 5875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] getdents64(3, [pid 4997] <... rmdir resumed>) = 0 [pid 4996] fstat(3, [pid 5001] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5001] umount2("./145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./144", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5875] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5869] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] lstat("./145/binderfs", [pid 4998] lstat("./146/binderfs", [pid 4997] <... mkdir resumed>) = 0 [pid 4996] umount2("./135/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] lstat("./135/binderfs", [pid 5875] <... mmap resumed>) = 0x20fff000 [pid 5869] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5875] exit_group(0 [pid 5001] unlink("./145/binderfs" [pid 5869] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] unlink("./146/binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5875] <... exit_group resumed>) = ? [pid 5875] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] unlink("./135/binderfs" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4998] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5876 [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5876 attached [pid 4996] getdents64(3, [pid 5001] close(3 [pid 5002] umount2("./152", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 5002] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] rmdir("./145" [pid 4996] close(3 [pid 4998] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 5876] chdir("./144") = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5002] fstat(3, [pid 4996] rmdir("./135" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] rmdir("./146" [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5876] setpgid(0, 0) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... rmdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./136", 0777 [pid 5002] umount2("./152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] mkdir("./146", 0777 [pid 4998] mkdir("./147", 0777 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5876] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] lstat("./152/binderfs", [pid 5876] write(3, "1000", 4) = 4 [pid 5876] close(3) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5002] unlink("./152/binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5876] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... unlink resumed>) = 0 [pid 5876] <... openat resumed>) = 3 [pid 5876] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5876] exit_group(0) = ? [pid 5876] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5877 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5878 ./strace-static-x86_64: Process 5877 attached [pid 5869] <... mmap resumed>) = 0x20fff000 [pid 5877] chdir("./136" [pid 5002] <... close resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5879 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5869] exit_group(0 [pid 5002] rmdir("./152" [pid 5869] <... exit_group resumed>) = ? [pid 5877] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5878 attached [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5002] mkdir("./153", 0777 [pid 5878] chdir("./146" [pid 5877] setpgid(0, 0) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] umount2("./144", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5878] <... chdir resumed>) = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5878] setpgid(0, 0 [pid 5877] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5878] <... setpgid resumed>) = 0 [pid 5877] write(3, "1000", 4./strace-static-x86_64: Process 5879 attached [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] <... write resumed>) = 4 [pid 5879] chdir("./147" [pid 5878] <... openat resumed>) = 3 [pid 5877] close(3 [pid 5869] +++ exited with 0 +++ [pid 4997] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5880 [pid 5879] <... chdir resumed>) = 0 [pid 5878] write(3, "1000", 4 [pid 5877] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./147", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] getdents64(3, [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] <... write resumed>) = 4 [pid 5877] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] fstat(3, ./strace-static-x86_64: Process 5880 attached [pid 5879] <... prctl resumed>) = 0 [pid 5878] close(3 [pid 5877] <... symlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5880] chdir("./153" [pid 5879] setpgid(0, 0 [pid 5878] <... close resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./144/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./147/binderfs", [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5880] <... chdir resumed>) = 0 [pid 5879] <... setpgid resumed>) = 0 [pid 5878] symlink("/dev/binderfs", "./binderfs" [pid 5877] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] unlink("./144/binderfs" [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5878] <... symlink resumed>) = 0 [pid 5877] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] unlink("./147/binderfs" [pid 5880] <... prctl resumed>) = 0 [pid 5879] <... openat resumed>) = 3 [pid 5878] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5877] <... mmap resumed>) = 0x20fff000 [pid 4997] <... unlink resumed>) = 0 [pid 5880] setpgid(0, 0 [pid 5879] write(3, "1000", 4 [pid 5878] <... openat resumed>) = 3 [pid 5877] exit_group(0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] getdents64(3, [pid 5880] <... setpgid resumed>) = 0 [pid 5879] <... write resumed>) = 4 [pid 5878] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5877] <... exit_group resumed>) = ? [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] close(3 [pid 5878] <... mmap resumed>) = 0x20fff000 [pid 5877] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5880] <... openat resumed>) = 3 [pid 5879] <... close resumed>) = 0 [pid 5878] exit_group(0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 5880] write(3, "1000", 4 [pid 5879] symlink("/dev/binderfs", "./binderfs" [pid 5878] <... exit_group resumed>) = ? [pid 5000] close(3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5880] <... write resumed>) = 4 [pid 5879] <... symlink resumed>) = 0 [pid 5878] +++ exited with 0 +++ [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5880] close(3 [pid 5879] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5880] <... close resumed>) = 0 [pid 5879] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] rmdir("./147" [pid 4997] rmdir("./144" [pid 5880] symlink("/dev/binderfs", "./binderfs" [pid 5879] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5880] <... symlink resumed>) = 0 [pid 5879] <... mmap resumed>) = 0x20fff000 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5879] exit_group(0 [pid 4997] mkdir("./145", 0777 [pid 5000] mkdir("./148", 0777 [pid 5880] <... openat resumed>) = 3 [pid 5879] <... exit_group resumed>) = ? [pid 5001] umount2("./146", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5880] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5879] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5880] <... mmap resumed>) = 0x20fff000 [pid 5001] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./136", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5880] exit_group(0) = ? [pid 5001] <... openat resumed>) = 3 [pid 5880] +++ exited with 0 +++ ./strace-static-x86_64: Process 5881 attached [pid 5881] chdir("./148" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5881 [pid 4996] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5882 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./147", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5881] <... chdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 4996] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] fstat(3, [pid 5001] lstat("./146/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./136/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] unlink("./146/binderfs" [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5881] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 4996] lstat("./136/binderfs", [pid 5002] umount2("./153", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... close resumed>) = 0 [pid 4998] lstat("./147/binderfs", [pid 4996] unlink("./136/binderfs" [pid 5002] <... openat resumed>) = 3 [pid 5881] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5882 attached ) = 0 [pid 5002] fstat(3, [pid 5001] rmdir("./146" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5882] chdir("./145" [pid 5881] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5001] <... rmdir resumed>) = 0 [pid 4998] unlink("./147/binderfs" [pid 4996] getdents64(3, [pid 5882] <... chdir resumed>) = 0 [pid 5881] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] mkdir("./147", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] umount2("./153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... unlink resumed>) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5881] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5882] <... prctl resumed>) = 0 [pid 5881] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] close(3 [pid 5002] lstat("./153/binderfs", [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 5882] setpgid(0, 0 [pid 5881] exit_group(0 [pid 5882] <... setpgid resumed>) = 0 [pid 5881] <... exit_group resumed>) = ? [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] +++ exited with 0 +++ [pid 5002] unlink("./153/binderfs" [pid 4998] close(3 [pid 4996] rmdir("./136" [pid 5882] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5882] write(3, "1000", 4) = 4 [pid 5882] close(3 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... rmdir resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] mkdir("./137", 0777 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5883 [pid 4998] rmdir("./147" [pid 5882] <... close resumed>) = 0 [pid 5882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 5882] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... close resumed>) = 0 [pid 5000] umount2("./148", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5882] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./153"./strace-static-x86_64: Process 5883 attached [pid 5882] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./148", 0777 [pid 5000] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5883] chdir("./147" [pid 5882] exit_group(0 [pid 5002] <... rmdir resumed>) = 0 [pid 5883] <... chdir resumed>) = 0 [pid 5882] <... exit_group resumed>) = ? [pid 5000] <... openat resumed>) = 3 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] +++ exited with 0 +++ [pid 5002] mkdir("./154", 0777 [pid 5000] fstat(3, [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5884 [pid 5883] <... prctl resumed>) = 0 [pid 5883] setpgid(0, 0) = 0 [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 5883] <... openat resumed>) = 3 [pid 5883] write(3, "1000", 4) = 4 [pid 5883] close(3) = 0 [pid 5883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5883] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./145", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5883] <... openat resumed>) = 3 [pid 5883] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5886 attached ) = 0x20fff000 [pid 5000] umount2("./148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5885 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5886 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5884 attached [pid 5883] exit_group(0 [pid 5000] lstat("./148/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./148/binderfs" [pid 4997] fstat(3, ./strace-static-x86_64: Process 5885 attached [pid 5884] chdir("./137" [pid 5883] <... exit_group resumed>) = ? [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 5886] chdir("./154" [pid 5885] chdir("./148" [pid 5884] <... chdir resumed>) = 0 [pid 5883] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... close resumed>) = 0 [pid 4997] umount2("./145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./147", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./148" [pid 4997] lstat("./145/binderfs", [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5885] <... chdir resumed>) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] <... prctl resumed>) = 0 [pid 5885] <... prctl resumed>) = 0 [pid 5884] setpgid(0, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 5885] setpgid(0, 0 [pid 5884] <... setpgid resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./149", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5885] <... setpgid resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... openat resumed>) = 3 [pid 4997] unlink("./145/binderfs" [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5884] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 5000] <... mkdir resumed>) = 0 [pid 5886] <... chdir resumed>) = 0 [pid 5885] <... openat resumed>) = 3 [pid 5884] write(3, "1000", 4 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... unlink resumed>) = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5885] write(3, "1000", 4 [pid 5884] <... write resumed>) = 4 [pid 5001] getdents64(3, [pid 4997] getdents64(3, [pid 5885] <... write resumed>) = 4 [pid 5884] close(3 [pid 5885] close(3 [pid 5884] <... close resumed>) = 0 [pid 5885] <... close resumed>) = 0 [pid 5884] symlink("/dev/binderfs", "./binderfs" [pid 5886] <... prctl resumed>) = 0 [pid 5885] symlink("/dev/binderfs", "./binderfs" [pid 5884] <... symlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5885] <... symlink resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5886] setpgid(0, 0 [pid 5885] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5884] <... openat resumed>) = 3 [pid 5001] umount2("./147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5887 [pid 4997] close(3 [pid 5886] <... setpgid resumed>) = 0 [pid 5885] <... openat resumed>) = 3 [pid 5884] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5884] <... mmap resumed>) = 0x20fff000 [pid 5001] lstat("./147/binderfs", [pid 4997] <... close resumed>) = 0 [pid 5886] <... openat resumed>) = 3 [pid 5885] <... mmap resumed>) = 0x20fff000 [pid 5884] exit_group(0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] rmdir("./145"./strace-static-x86_64: Process 5887 attached [pid 5886] write(3, "1000", 4 [pid 5885] exit_group(0 [pid 5884] <... exit_group resumed>) = ? [pid 5887] chdir("./149" [pid 5886] <... write resumed>) = 4 [pid 5885] <... exit_group resumed>) = ? [pid 5884] +++ exited with 0 +++ [pid 5001] unlink("./147/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 5887] <... chdir resumed>) = 0 [pid 5886] close(3 [pid 5885] +++ exited with 0 +++ [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... unlink resumed>) = 0 [pid 4997] mkdir("./146", 0777 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5887] <... prctl resumed>) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... mkdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 5886] <... close resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5001] close(3 [pid 4998] umount2("./148", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5887] <... openat resumed>) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3) = 0 [pid 5887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5886] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./147" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5888 [pid 4996] umount2("./137", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 5887] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5886] <... symlink resumed>) = 0 [pid 5001] mkdir("./148", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5887] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5886] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5888 attached [pid 5887] exit_group(0 [pid 4996] fstat(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5888] chdir("./146" [pid 5887] <... exit_group resumed>) = ? [pid 5888] <... chdir resumed>) = 0 [pid 5887] +++ exited with 0 +++ [pid 5886] <... openat resumed>) = 3 [pid 4998] umount2("./148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5889 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] lstat("./148/binderfs", [pid 4996] umount2("./137/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5888] <... prctl resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./149", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./148/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5888] setpgid(0, 0) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] lstat("./137/binderfs", [pid 5886] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] getdents64(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] unlink("./137/binderfs" [pid 5000] fstat(3, [pid 4998] close(3./strace-static-x86_64: Process 5889 attached [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] rmdir("./148" [pid 4996] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5889] chdir("./148" [pid 5888] <... openat resumed>) = 3 [pid 5000] umount2("./149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5889] <... chdir resumed>) = 0 [pid 5888] write(3, "1000", 4 [pid 5886] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./149", 0777 [pid 4996] close(3 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5888] <... write resumed>) = 4 [pid 5000] lstat("./149/binderfs", [pid 5889] <... prctl resumed>) = 0 [pid 5888] close(3 [pid 5889] setpgid(0, 0 [pid 5888] <... close resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5889] <... setpgid resumed>) = 0 [pid 5888] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5888] <... symlink resumed>) = 0 [pid 5886] exit_group(0 [pid 5000] unlink("./149/binderfs" [pid 4996] rmdir("./137" [pid 5889] <... openat resumed>) = 3 [pid 5888] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5889] write(3, "1000", 4 [pid 5888] <... openat resumed>) = 3 [pid 5886] <... exit_group resumed>) = ? [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5889] <... write resumed>) = 4 [pid 5888] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5890 [pid 4996] mkdir("./138", 0777 [pid 5889] close(3 [pid 5888] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5889] <... close resumed>) = 0 [pid 5888] exit_group(0 [pid 5889] symlink("/dev/binderfs", "./binderfs" [pid 5888] <... exit_group resumed>) = ? [pid 5889] <... symlink resumed>) = 0 [pid 5888] +++ exited with 0 +++ [pid 5886] +++ exited with 0 +++ [pid 5000] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 5889] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5889] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached [pid 5889] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] rmdir("./149" [pid 5890] chdir("./149" [pid 5889] <... mmap resumed>) = 0x20fff000 [pid 5890] <... chdir resumed>) = 0 [pid 5889] exit_group(0 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] <... exit_group resumed>) = ? [pid 5000] <... rmdir resumed>) = 0 [pid 5890] <... prctl resumed>) = 0 [pid 5889] +++ exited with 0 +++ [pid 5002] umount2("./154", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] mkdir("./150", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5891 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./146", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5890] setpgid(0, 0) = 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 5001] umount2("./148", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5890] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4997] fstat(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] fstat(3, [pid 5002] umount2("./154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5890] write(3, "1000", 4) = 4 [pid 5890] close(3./strace-static-x86_64: Process 5891 attached ) = 0 [pid 5891] chdir("./138" [pid 5890] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5892 [pid 5001] getdents64(3, [pid 5002] lstat("./154/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] unlink("./154/binderfs" [pid 5001] umount2("./148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5891] <... chdir resumed>) = 0 [pid 5890] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./146/binderfs", [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5890] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5891] <... prctl resumed>) = 0 [pid 5890] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5001] lstat("./148/binderfs", [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5891] setpgid(0, 0 [pid 5890] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] unlink("./146/binderfs"./strace-static-x86_64: Process 5892 attached [pid 5891] <... setpgid resumed>) = 0 [pid 5890] <... mmap resumed>) = 0x20fff000 [pid 5002] close(3 [pid 5001] unlink("./148/binderfs" [pid 5892] chdir("./150" [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5892] <... chdir resumed>) = 0 [pid 5891] <... openat resumed>) = 3 [pid 5890] <... exit_group resumed>) = ? [pid 5002] rmdir("./154" [pid 5001] <... unlink resumed>) = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5891] write(3, "1000", 4 [pid 5890] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 5892] <... prctl resumed>) = 0 [pid 5891] <... write resumed>) = 4 [pid 5892] setpgid(0, 0 [pid 5891] close(3 [pid 5892] <... setpgid resumed>) = 0 [pid 5891] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] symlink("/dev/binderfs", "./binderfs" [pid 5002] mkdir("./155", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 5892] <... openat resumed>) = 3 [pid 5891] <... symlink resumed>) = 0 [pid 5892] write(3, "1000", 4 [pid 5891] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5892] <... write resumed>) = 4 [pid 5891] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] close(3 [pid 4997] <... close resumed>) = 0 [pid 5892] close(3 [pid 5891] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5892] <... close resumed>) = 0 [pid 5891] <... mmap resumed>) = 0x20fff000 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... close resumed>) = 0 [pid 4997] rmdir("./146" [pid 5892] symlink("/dev/binderfs", "./binderfs" [pid 5891] exit_group(0 [pid 5892] <... symlink resumed>) = 0 [pid 5891] <... exit_group resumed>) = ? [pid 5892] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5891] +++ exited with 0 +++ [pid 5001] rmdir("./148" [pid 4997] <... rmdir resumed>) = 0 [pid 5892] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5893 [pid 5892] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] mkdir("./147", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5892] exit_group(0 [pid 5001] mkdir("./149", 0777 [pid 4998] umount2("./149", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5892] <... exit_group resumed>) = ? [pid 5892] +++ exited with 0 +++ [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... mkdir resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5893 attached [pid 5893] chdir("./155") = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5893] <... openat resumed>) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 4998] fstat(3, [pid 4996] umount2("./138", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5893] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./150", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5894 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5895 [pid 4996] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5894 attached [pid 5893] <... symlink resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] umount2("./149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 5000] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 4998] lstat("./149/binderfs", [pid 5000] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5895 attached [pid 5894] chdir("./149" [pid 5893] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./138/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./149/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5895] chdir("./147" [pid 5894] <... chdir resumed>) = 0 [pid 5893] <... openat resumed>) = 3 [pid 5000] lstat("./150/binderfs", [pid 4998] <... unlink resumed>) = 0 [pid 4996] lstat("./138/binderfs", [pid 5895] <... chdir resumed>) = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5893] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5894] <... prctl resumed>) = 0 [pid 5893] <... mmap resumed>) = 0x20fff000 [pid 5000] unlink("./150/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5895] <... prctl resumed>) = 0 [pid 5894] setpgid(0, 0 [pid 5893] exit_group(0 [pid 5895] setpgid(0, 0 [pid 5894] <... setpgid resumed>) = 0 [pid 5893] <... exit_group resumed>) = ? [pid 5000] <... unlink resumed>) = 0 [pid 4998] close(3 [pid 4996] unlink("./138/binderfs" [pid 5895] <... setpgid resumed>) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5893] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 5895] <... openat resumed>) = 3 [pid 5894] write(3, "1000", 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] rmdir("./149" [pid 5895] write(3, "1000", 4 [pid 5894] <... write resumed>) = 4 [pid 5000] close(3 [pid 4996] getdents64(3, [pid 5895] <... write resumed>) = 4 [pid 5894] close(3 [pid 5895] close(3 [pid 5894] <... close resumed>) = 0 [pid 5895] <... close resumed>) = 0 [pid 5894] symlink("/dev/binderfs", "./binderfs" [pid 5895] symlink("/dev/binderfs", "./binderfs" [pid 5894] <... symlink resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5895] <... symlink resumed>) = 0 [pid 5894] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] rmdir("./150" [pid 4998] mkdir("./150", 0777 [pid 5895] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5894] <... openat resumed>) = 3 [pid 5002] umount2("./155", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 5895] <... openat resumed>) = 3 [pid 5894] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5895] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5894] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5895] <... mmap resumed>) = 0x20fff000 [pid 5894] exit_group(0 [pid 5002] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./151", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] rmdir("./138" [pid 5895] exit_group(0 [pid 5894] <... exit_group resumed>) = ? [pid 5895] <... exit_group resumed>) = ? [pid 5894] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 5895] +++ exited with 0 +++ [pid 5002] fstat(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5896 attached [pid 5896] chdir("./150") = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5896] setpgid(0, 0 [pid 4996] mkdir("./139", 0777 [pid 5002] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5896 [pid 5896] <... setpgid resumed>) = 0 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5897 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] umount2("./155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5896] <... openat resumed>) = 3 [pid 5896] write(3, "1000", 4) = 4 [pid 5896] close(3) = 0 [pid 5896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... restart_syscall resumed>) = 0 [pid 5002] lstat("./155/binderfs", [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5898 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5896] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] unlink("./155/binderfs" [pid 5001] umount2("./149", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./147", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 5001] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] fstat(3, [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5898 attached ./strace-static-x86_64: Process 5897 attached [pid 5896] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5896] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] rmdir("./155" [pid 4997] fstat(3, [pid 5001] getdents64(3, [pid 5896] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] mkdir("./156", 0777 [pid 5001] umount2("./149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5897] chdir("./151" [pid 5896] exit_group(0 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5898] chdir("./139" [pid 5897] <... chdir resumed>) = 0 [pid 5896] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5899 attached [pid 5898] <... chdir resumed>) = 0 [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] lstat("./149/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5899 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] lstat("./147/binderfs", [pid 5001] unlink("./149/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] <... prctl resumed>) = 0 [pid 5896] +++ exited with 0 +++ [pid 5898] <... prctl resumed>) = 0 [pid 5897] setpgid(0, 0 [pid 5898] setpgid(0, 0 [pid 5897] <... setpgid resumed>) = 0 [pid 5898] <... setpgid resumed>) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5897] <... openat resumed>) = 3 [pid 5898] <... openat resumed>) = 3 [pid 5897] write(3, "1000", 4 [pid 5898] write(3, "1000", 4 [pid 5897] <... write resumed>) = 4 [pid 5898] <... write resumed>) = 4 [pid 5897] close(3 [pid 5001] <... unlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4997] unlink("./147/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5898] close(3 [pid 5897] <... close resumed>) = 0 [pid 5898] <... close resumed>) = 0 [pid 5897] symlink("/dev/binderfs", "./binderfs" [pid 5898] symlink("/dev/binderfs", "./binderfs" [pid 5897] <... symlink resumed>) = 0 [pid 5001] close(3 [pid 4997] <... unlink resumed>) = 0 [pid 5899] chdir("./156" [pid 5898] <... symlink resumed>) = 0 [pid 5897] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 5899] <... chdir resumed>) = 0 [pid 5898] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5897] <... openat resumed>) = 3 [pid 5898] <... openat resumed>) = 3 [pid 5897] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] rmdir("./149" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5898] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5897] <... mmap resumed>) = 0x20fff000 [pid 5898] <... mmap resumed>) = 0x20fff000 [pid 5897] exit_group(0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] close(3 [pid 5898] exit_group(0 [pid 5897] <... exit_group resumed>) = ? [pid 5899] <... prctl resumed>) = 0 [pid 5898] <... exit_group resumed>) = ? [pid 5897] +++ exited with 0 +++ [pid 5001] mkdir("./150", 0777 [pid 4998] umount2("./150", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 5899] setpgid(0, 0 [pid 5898] +++ exited with 0 +++ [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./147" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5899] <... setpgid resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... openat resumed>) = 3 [pid 4997] mkdir("./148", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] fstat(3, [pid 4996] umount2("./139", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5899] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./151", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 5899] write(3, "1000", 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] fstat(3, [pid 5001] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5899] <... write resumed>) = 4 [pid 5899] close(3) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5900 attached [pid 5899] symlink("/dev/binderfs", "./binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5900 [pid 4996] getdents64(3, [pid 5899] <... symlink resumed>) = 0 [pid 5899] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] fstat(3, [pid 4998] lstat("./150/binderfs", [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5901 [pid 4998] unlink("./150/binderfs" [pid 4996] umount2("./139/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5899] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... unlink resumed>) = 0 [pid 5000] umount2("./151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4996] lstat("./139/binderfs", [pid 5000] lstat("./151/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./139/binderfs" [pid 5000] unlink("./151/binderfs" [pid 4998] close(3./strace-static-x86_64: Process 5901 attached [pid 5899] <... mmap resumed>) = 0x20fff000 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5901] chdir("./150" [pid 5899] exit_group(0 [pid 5000] getdents64(3, [pid 4998] rmdir("./150" [pid 4996] getdents64(3, [pid 5901] <... chdir resumed>) = 0 [pid 5899] <... exit_group resumed>) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5900] chdir("./148" [pid 5899] +++ exited with 0 +++ [pid 5000] close(3 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5901] <... prctl resumed>) = 0 [pid 5901] setpgid(0, 0 [pid 5000] <... close resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] close(3 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] rmdir("./151" [pid 4998] mkdir("./151", 0777 [pid 4996] <... close resumed>) = 0 [pid 5901] <... setpgid resumed>) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... rmdir resumed>) = 0 [pid 4996] rmdir("./139" [pid 5901] <... openat resumed>) = 3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 4996] mkdir("./140", 0777 [pid 5000] mkdir("./152", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] umount2("./156", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5901] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 5901] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5900] <... chdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... openat resumed>) = 3 [pid 5901] exit_group(0) = ? [pid 5901] +++ exited with 0 +++ [pid 5002] fstat(3, ./strace-static-x86_64: Process 5902 attached [pid 5902] chdir("./151" [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5902 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5903 [pid 5002] getdents64(3, [pid 5902] <... chdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5900] <... prctl resumed>) = 0 [pid 5002] umount2("./156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5904 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./156/binderfs", [pid 5900] setpgid(0, 0 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5900] <... setpgid resumed>) = 0 [pid 5002] unlink("./156/binderfs"./strace-static-x86_64: Process 5903 attached [pid 5902] <... prctl resumed>) = 0 [pid 5903] chdir("./140" [pid 5902] setpgid(0, 0 [pid 5002] <... unlink resumed>) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5903] <... chdir resumed>) = 0 [pid 5902] <... setpgid resumed>) = 0 [pid 5002] close(3) = 0 [pid 5001] umount2("./150", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] rmdir("./156" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5900] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5904 attached [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 5900] write(3, "1000", 4 [pid 5001] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] mkdir("./157", 0777 [pid 5001] <... openat resumed>) = 3 [pid 5904] chdir("./152" [pid 5903] <... prctl resumed>) = 0 [pid 5902] <... openat resumed>) = 3 [pid 5900] <... write resumed>) = 4 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] fstat(3, [pid 5904] <... chdir resumed>) = 0 [pid 5903] setpgid(0, 0 [pid 5902] write(3, "1000", 4 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5900] close(3 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] <... setpgid resumed>) = 0 [pid 5902] <... write resumed>) = 4 [pid 5904] <... prctl resumed>) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] close(3 [pid 5904] setpgid(0, 0 [pid 5903] <... openat resumed>) = 3 [pid 5902] <... close resumed>) = 0 [pid 5900] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 5904] <... setpgid resumed>) = 0 [pid 5903] write(3, "1000", 4 [pid 5902] symlink("/dev/binderfs", "./binderfs" [pid 5900] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5905 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5903] <... write resumed>) = 4 [pid 5902] <... symlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5904] <... openat resumed>) = 3 [pid 5903] close(3 [pid 5902] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5900] <... symlink resumed>) = 0 [pid 5001] umount2("./150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5904] write(3, "1000", 4 [pid 5903] <... close resumed>) = 0 [pid 5902] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5905 attached [pid 5904] <... write resumed>) = 4 [pid 5903] symlink("/dev/binderfs", "./binderfs" [pid 5902] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5900] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] lstat("./150/binderfs", [pid 5905] chdir("./157" [pid 5904] close(3 [pid 5903] <... symlink resumed>) = 0 [pid 5902] <... mmap resumed>) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5905] <... chdir resumed>) = 0 [pid 5904] <... close resumed>) = 0 [pid 5903] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5902] exit_group(0 [pid 5900] <... openat resumed>) = 3 [pid 5001] unlink("./150/binderfs" [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5904] symlink("/dev/binderfs", "./binderfs" [pid 5903] <... openat resumed>) = 3 [pid 5902] <... exit_group resumed>) = ? [pid 5900] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5905] <... prctl resumed>) = 0 [pid 5904] <... symlink resumed>) = 0 [pid 5903] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5902] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 5905] setpgid(0, 0 [pid 5904] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5903] <... mmap resumed>) = 0x20fff000 [pid 5900] <... mmap resumed>) = 0x20fff000 [pid 5905] <... setpgid resumed>) = 0 [pid 5904] <... openat resumed>) = 3 [pid 5903] exit_group(0 [pid 5001] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5904] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5903] <... exit_group resumed>) = ? [pid 5900] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5905] <... openat resumed>) = 3 [pid 5904] <... mmap resumed>) = 0x20fff000 [pid 5903] +++ exited with 0 +++ [pid 5900] <... exit_group resumed>) = ? [pid 5001] close(3 [pid 5905] write(3, "1000", 4 [pid 5904] exit_group(0 [pid 5905] <... write resumed>) = 4 [pid 5904] <... exit_group resumed>) = ? [pid 5001] <... close resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5905] close(3 [pid 5904] +++ exited with 0 +++ [pid 5900] +++ exited with 0 +++ [pid 5001] rmdir("./150" [pid 5905] <... close resumed>) = 0 [pid 5905] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5905] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... rmdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5905] <... openat resumed>) = 3 [pid 5905] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] mkdir("./151", 0777 [pid 4996] umount2("./140", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5905] exit_group(0) = ? [pid 5905] +++ exited with 0 +++ [pid 5001] <... mkdir resumed>) = 0 [pid 5000] umount2("./152", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./151", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5000] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5906 attached [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5906 [pid 5000] getdents64(3, [pid 4998] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] fstat(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 5906] chdir("./151" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] fstat(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] lstat("./152/binderfs", [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./148", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 4996] getdents64(3, [pid 5906] <... chdir resumed>) = 0 [pid 5002] umount2("./157", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] unlink("./152/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5906] <... prctl resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] getdents64(3, [pid 4998] umount2("./151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5906] setpgid(0, 0 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./140/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5906] <... setpgid resumed>) = 0 [pid 5002] fstat(3, [pid 5000] close(3 [pid 4998] lstat("./151/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 5000] rmdir("./152" [pid 5002] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] fstat(3, [pid 4996] lstat("./140/binderfs", [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] unlink("./151/binderfs" [pid 5002] umount2("./157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] mkdir("./153", 0777 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5906] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] unlink("./140/binderfs" [pid 5906] write(3, "1000", 4 [pid 5002] lstat("./157/binderfs", [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 5906] <... write resumed>) = 4 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... unlink resumed>) = 0 [pid 5002] unlink("./157/binderfs" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5907 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5906] close(3 [pid 4996] getdents64(3, [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5906] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] close(3 [pid 5906] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] rmdir("./151" [pid 4997] lstat("./148/binderfs", [pid 5002] close(3 [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 5907 attached [pid 5907] chdir("./153" [pid 5906] <... symlink resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./140" [pid 5907] <... chdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5907] setpgid(0, 0) = 0 [pid 5002] <... close resumed>) = 0 [pid 4997] unlink("./148/binderfs" [pid 4998] mkdir("./152", 0777 [pid 4996] <... rmdir resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5906] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./157" [pid 4997] <... unlink resumed>) = 0 [pid 5907] <... openat resumed>) = 3 [pid 5907] write(3, "1000", 4 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] mkdir("./141", 0777 [pid 5907] <... write resumed>) = 4 [pid 5907] close(3) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] mkdir("./158", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] rmdir("./148" [pid 5907] <... openat resumed>) = 3 [pid 5906] <... openat resumed>) = 3 [pid 5907] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5906] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5909 attached [pid 5907] <... mmap resumed>) = 0x20fff000 [pid 5906] <... mmap resumed>) = 0x20fff000 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5908 [pid 4997] mkdir("./149", 0777 [pid 5907] exit_group(0 [pid 5906] exit_group(0 [pid 5907] <... exit_group resumed>) = ? [pid 5906] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5910 attached [pid 5909] chdir("./141" [pid 5907] +++ exited with 0 +++ [pid 5906] +++ exited with 0 +++ [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5909 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5910 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached [pid 5908] chdir("./152") = 0 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5908] setpgid(0, 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5911 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 5908] <... setpgid resumed>) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] umount2("./151", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./153", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5908] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5908] write(3, "1000", 4 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 5000] fstat(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5908] <... write resumed>) = 4 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 5908] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5911 attached [pid 5908] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./151/binderfs", [pid 5000] lstat("./153/binderfs", [pid 5911] chdir("./149" [pid 5908] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./151/binderfs" [pid 5000] unlink("./153/binderfs" [pid 5911] <... chdir resumed>) = 0 [pid 5908] <... symlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... unlink resumed>) = 0 [pid 5001] getdents64(3, [pid 5911] <... prctl resumed>) = 0 [pid 5909] <... chdir resumed>) = 0 [pid 5908] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 5911] setpgid(0, 0 [pid 5908] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5911] <... setpgid resumed>) = 0 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] <... mmap resumed>) = 0x20fff000 [pid 5001] <... close resumed>) = 0 [pid 5000] close(3 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5910] chdir("./158" [pid 5909] <... prctl resumed>) = 0 [pid 5908] exit_group(0 [pid 5000] <... close resumed>) = 0 [pid 5911] <... openat resumed>) = 3 [pid 5909] setpgid(0, 0 [pid 5908] <... exit_group resumed>) = ? [pid 5001] rmdir("./151" [pid 5000] rmdir("./153" [pid 5911] write(3, "1000", 4 [pid 5910] <... chdir resumed>) = 0 [pid 5909] <... setpgid resumed>) = 0 [pid 5908] +++ exited with 0 +++ [pid 5911] <... write resumed>) = 4 [pid 5911] close(3) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5911] symlink("/dev/binderfs", "./binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5911] <... symlink resumed>) = 0 [pid 5001] mkdir("./152", 0777 [pid 5000] <... rmdir resumed>) = 0 [pid 5911] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5911] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] mkdir("./154", 0777 [pid 5911] <... mmap resumed>) = 0x20fff000 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5911] exit_group(0) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 5911] +++ exited with 0 +++ [pid 5909] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5909] write(3, "1000", 4 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5912 ./strace-static-x86_64: Process 5912 attached [pid 5912] chdir("./152") = 0 [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5912] setpgid(0, 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5913 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5912] <... setpgid resumed>) = 0 [pid 4998] umount2("./152", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... restart_syscall resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5909] <... write resumed>) = 4 [pid 5909] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5909] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 5912] <... openat resumed>) = 3 [pid 5909] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./149", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5912] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./152/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 5912] <... write resumed>) = 4 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] fstat(3, [pid 4998] unlink("./152/binderfs" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5912] close(3) = 0 [pid 5912] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 5909] <... symlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5912] <... symlink resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] close(3 [pid 4997] umount2("./149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5909] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] rmdir("./152" [pid 4997] lstat("./149/binderfs", ./strace-static-x86_64: Process 5913 attached [pid 5912] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5913] chdir("./154" [pid 5912] <... openat resumed>) = 3 [pid 5909] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5913] <... chdir resumed>) = 0 [pid 5912] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] mkdir("./153", 0777 [pid 4997] unlink("./149/binderfs" [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5912] <... mmap resumed>) = 0x20fff000 [pid 5909] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5910] <... prctl resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5913] <... prctl resumed>) = 0 [pid 5912] exit_group(0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 5913] setpgid(0, 0 [pid 5912] <... exit_group resumed>) = ? [pid 5913] <... setpgid resumed>) = 0 [pid 5912] +++ exited with 0 +++ [pid 5909] <... mmap resumed>) = 0x20fff000 [pid 5910] setpgid(0, 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5914 [pid 4997] close(3) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5910] <... setpgid resumed>) = 0 [pid 5909] exit_group(0 [pid 4997] rmdir("./149" [pid 5913] <... openat resumed>) = 3 [pid 5001] umount2("./152", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5913] write(3, "1000", 4) = 4 [pid 5913] close(3) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 5913] <... symlink resumed>) = 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5909] <... exit_group resumed>) = ? [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] mkdir("./150", 0777 [pid 5913] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5914 attached [pid 5913] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 5914] chdir("./153" [pid 5913] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... openat resumed>) = 3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5914] <... chdir resumed>) = 0 [pid 5913] <... mmap resumed>) = 0x20fff000 [pid 5910] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] exit_group(0 [pid 5914] <... prctl resumed>) = 0 [pid 5913] <... exit_group resumed>) = ? [pid 5914] setpgid(0, 0 [pid 5913] +++ exited with 0 +++ [pid 5910] write(3, "1000", 4 [pid 5909] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5915 [pid 5910] <... write resumed>) = 4 [pid 5914] <... setpgid resumed>) = 0 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5910] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5914] <... openat resumed>) = 3 [pid 5910] <... close resumed>) = 0 [pid 5001] umount2("./152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./154", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5910] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./152/binderfs", [pid 5914] write(3, "1000", 4) = 4 [pid 5000] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5914] close(3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5915 attached [pid 5914] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5001] unlink("./152/binderfs" [pid 5915] chdir("./150" [pid 5914] symlink("/dev/binderfs", "./binderfs" [pid 5910] <... symlink resumed>) = 0 [pid 5000] fstat(3, [pid 4996] umount2("./141", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5915] <... chdir resumed>) = 0 [pid 5914] <... symlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5914] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5910] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5915] <... prctl resumed>) = 0 [pid 5914] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 4996] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5915] setpgid(0, 0 [pid 5914] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5910] <... openat resumed>) = 3 [pid 5001] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5915] <... setpgid resumed>) = 0 [pid 5914] <... mmap resumed>) = 0x20fff000 [pid 5001] <... close resumed>) = 0 [pid 5000] umount2("./154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5914] exit_group(0 [pid 5910] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] rmdir("./152" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5915] <... openat resumed>) = 3 [pid 5914] <... exit_group resumed>) = ? [pid 5915] write(3, "1000", 4 [pid 5914] +++ exited with 0 +++ [pid 5001] <... rmdir resumed>) = 0 [pid 5000] lstat("./154/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] mkdir("./153", 0777 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./154/binderfs" [pid 4996] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5915] <... write resumed>) = 4 [pid 5915] close(3) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] umount2("./153", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5915] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5915] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] umount2("./141/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5915] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5915] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5915] <... mmap resumed>) = 0x20fff000 [pid 5915] exit_group(0 [pid 5000] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 5910] <... mmap resumed>) = 0x20fff000 [pid 4996] lstat("./141/binderfs", [pid 5915] <... exit_group resumed>) = ? [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5916 [pid 5000] rmdir("./154" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5915] +++ exited with 0 +++ [pid 5910] exit_group(0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5916 attached [pid 5000] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] unlink("./141/binderfs" [pid 5000] mkdir("./155", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... unlink resumed>) = 0 [pid 4998] umount2("./153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5916] chdir("./153") = 0 [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5910] <... exit_group resumed>) = ? [pid 4996] getdents64(3, [pid 4998] lstat("./153/binderfs", [pid 5916] setpgid(0, 0) = 0 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5916] write(3, "1000", 4 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./153/binderfs" [pid 4997] umount2("./150", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5916] <... write resumed>) = 4 [pid 5916] close(3 [pid 4998] <... unlink resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5917 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4996] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 4996] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 4997] fstat(3, [pid 4996] rmdir("./141" [pid 4998] rmdir("./153" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5916] <... close resumed>) = 0 [pid 5916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5916] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4998] mkdir("./154", 0777 [pid 4996] mkdir("./142", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5916] <... openat resumed>) = 3 [pid 5916] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] umount2("./150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5916] <... mmap resumed>) = 0x20fff000 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 5916] exit_group(0) = ? [pid 5916] +++ exited with 0 +++ [pid 4997] lstat("./150/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5918 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5917 attached [pid 5917] chdir("./155") = 0 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5917] setpgid(0, 0 [pid 4997] unlink("./150/binderfs" [pid 5917] <... setpgid resumed>) = 0 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5919 [pid 5910] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 5917] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4997] close(3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 4997] rmdir("./150" [pid 5917] write(3, "1000", 4) = 4 [pid 5917] close(3) = 0 [pid 5917] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5917] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5917] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] umount2("./158", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./151", 0777 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5919 attached ./strace-static-x86_64: Process 5918 attached [pid 5917] <... mmap resumed>) = 0x20fff000 [pid 5002] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... mkdir resumed>) = 0 [pid 5919] chdir("./142" [pid 5918] chdir("./154" [pid 5917] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 5001] umount2("./153", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5919] <... chdir resumed>) = 0 [pid 5918] <... chdir resumed>) = 0 [pid 5917] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... openat resumed>) = 3 [pid 5002] umount2("./158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] fstat(3, ./strace-static-x86_64: Process 5920 attached [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] lstat("./158/binderfs", [pid 5001] getdents64(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5920 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5919] <... prctl resumed>) = 0 [pid 5918] <... prctl resumed>) = 0 [pid 5002] unlink("./158/binderfs" [pid 5919] setpgid(0, 0 [pid 5918] setpgid(0, 0 [pid 5001] umount2("./153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./155", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5919] <... setpgid resumed>) = 0 [pid 5918] <... setpgid resumed>) = 0 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5920] chdir("./151" [pid 5919] <... openat resumed>) = 3 [pid 5918] <... openat resumed>) = 3 [pid 5919] write(3, "1000", 4 [pid 5918] write(3, "1000", 4 [pid 5001] lstat("./153/binderfs", [pid 5919] <... write resumed>) = 4 [pid 5918] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5000] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5919] close(3 [pid 5918] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5919] <... close resumed>) = 0 [pid 5918] <... close resumed>) = 0 [pid 5002] close(3 [pid 5001] unlink("./153/binderfs" [pid 5000] <... openat resumed>) = 3 [pid 5919] symlink("/dev/binderfs", "./binderfs" [pid 5918] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... close resumed>) = 0 [pid 5920] <... chdir resumed>) = 0 [pid 5919] <... symlink resumed>) = 0 [pid 5918] <... symlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] fstat(3, [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5918] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./158" [pid 5001] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5920] <... prctl resumed>) = 0 [pid 5919] <... openat resumed>) = 3 [pid 5918] <... openat resumed>) = 3 [pid 5919] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5918] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5920] setpgid(0, 0 [pid 5919] <... mmap resumed>) = 0x20fff000 [pid 5918] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 5920] <... setpgid resumed>) = 0 [pid 5919] exit_group(0 [pid 5918] exit_group(0 [pid 5002] mkdir("./159", 0777 [pid 5001] close(3 [pid 5919] <... exit_group resumed>) = ? [pid 5918] <... exit_group resumed>) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] +++ exited with 0 +++ [pid 5918] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] umount2("./155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] rmdir("./153" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5920] <... openat resumed>) = 3 [pid 5920] write(3, "1000", 4) = 4 [pid 5920] close(3) = 0 [pid 5920] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5920] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... rmdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5921 [pid 5000] lstat("./155/binderfs", [pid 5001] mkdir("./154", 0777 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5920] <... openat resumed>) = 3 [pid 5920] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] unlink("./155/binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5920] <... mmap resumed>) = 0x20fff000 [pid 5000] <... unlink resumed>) = 0 [pid 5920] exit_group(0) = ? [pid 5000] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5922 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./154", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 4996] umount2("./142", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./155" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5921 attached [pid 5921] chdir("./159" [pid 5000] <... rmdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./156", 0777 [pid 4998] <... openat resumed>) = 3 [pid 5921] <... chdir resumed>) = 0 [pid 5920] +++ exited with 0 +++ [pid 4998] fstat(3, [pid 4996] <... openat resumed>) = 3 [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5921] setpgid(0, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5922 attached [pid 5921] <... setpgid resumed>) = 0 [pid 5922] chdir("./154" [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5922] <... chdir resumed>) = 0 [pid 5921] <... openat resumed>) = 3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5923 [pid 4998] getdents64(3, [pid 4996] getdents64(3, [pid 4997] umount2("./151", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5921] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] umount2("./142/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./154/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] lstat("./142/binderfs", [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, ./strace-static-x86_64: Process 5923 attached [pid 5922] <... prctl resumed>) = 0 [pid 5921] <... write resumed>) = 4 [pid 4998] unlink("./154/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5923] chdir("./156" [pid 5922] setpgid(0, 0 [pid 5921] close(3 [pid 5923] <... chdir resumed>) = 0 [pid 5922] <... setpgid resumed>) = 0 [pid 5921] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] umount2("./151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./142/binderfs" [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5921] symlink("/dev/binderfs", "./binderfs" [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5923] <... prctl resumed>) = 0 [pid 5922] <... openat resumed>) = 3 [pid 5921] <... symlink resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5923] setpgid(0, 0 [pid 5922] write(3, "1000", 4 [pid 5921] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] lstat("./151/binderfs", [pid 4996] getdents64(3, [pid 5923] <... setpgid resumed>) = 0 [pid 5922] <... write resumed>) = 4 [pid 5921] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5922] close(3 [pid 5921] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] close(3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5923] <... openat resumed>) = 3 [pid 5922] <... close resumed>) = 0 [pid 5921] <... mmap resumed>) = 0x20fff000 [pid 4998] <... close resumed>) = 0 [pid 4997] unlink("./151/binderfs" [pid 4996] close(3 [pid 5923] write(3, "1000", 4 [pid 5922] symlink("/dev/binderfs", "./binderfs" [pid 5921] exit_group(0 [pid 4998] rmdir("./154" [pid 5923] <... write resumed>) = 4 [pid 5922] <... symlink resumed>) = 0 [pid 5921] <... exit_group resumed>) = ? [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5923] close(3 [pid 5922] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5921] +++ exited with 0 +++ [pid 4998] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] rmdir("./142" [pid 5923] <... close resumed>) = 0 [pid 5922] <... openat resumed>) = 3 [pid 5923] symlink("/dev/binderfs", "./binderfs" [pid 5922] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] mkdir("./155", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5923] <... symlink resumed>) = 0 [pid 5922] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... rmdir resumed>) = 0 [pid 5923] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5922] exit_group(0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] close(3 [pid 5923] <... openat resumed>) = 3 [pid 5922] <... exit_group resumed>) = ? [pid 5002] umount2("./159", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] mkdir("./143", 0777 [pid 5923] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5922] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 5923] <... mmap resumed>) = 0x20fff000 [pid 5923] exit_group(0) = ? [pid 4996] <... mkdir resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] rmdir("./151" [pid 5923] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5924 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5924 attached [pid 5924] chdir("./155" [pid 5002] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] fstat(3, [pid 5001] umount2("./154", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] getdents64(3, [pid 5001] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./156", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5924] <... chdir resumed>) = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5924] setpgid(0, 0) = 0 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5924] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] fstat(3, [pid 5000] <... openat resumed>) = 3 [pid 4997] mkdir("./152", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5925 [pid 5002] umount2("./159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] fstat(3, [pid 5924] write(3, "1000", 4) = 4 [pid 4997] <... mkdir resumed>) = 0 [pid 5924] close(3 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] lstat("./159/binderfs", [pid 5000] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5924] <... close resumed>) = 0 [pid 5924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5924] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] umount2("./154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] unlink("./159/binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5926 [pid 5000] umount2("./156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5924] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 5001] lstat("./154/binderfs", [pid 5000] lstat("./156/binderfs", [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./154/binderfs" [pid 5002] close(3 [pid 5000] unlink("./156/binderfs" [pid 5924] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... unlink resumed>) = 0 [pid 5924] <... mmap resumed>) = 0x20fff000 [pid 5002] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5926 attached [pid 5002] rmdir("./159" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, ./strace-static-x86_64: Process 5925 attached [pid 5924] exit_group(0 [pid 5925] chdir("./143" [pid 5924] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 5001] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] mkdir("./160", 0777 [pid 5001] <... close resumed>) = 0 [pid 5000] close(3 [pid 5926] chdir("./152" [pid 5925] <... chdir resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] rmdir("./154" [pid 5000] <... close resumed>) = 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5924] +++ exited with 0 +++ [pid 5925] <... prctl resumed>) = 0 [pid 5925] setpgid(0, 0) = 0 [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... rmdir resumed>) = 0 [pid 5000] rmdir("./156" [pid 5925] <... openat resumed>) = 3 [pid 5925] write(3, "1000", 4) = 4 [pid 5925] close(3) = 0 [pid 5925] symlink("/dev/binderfs", "./binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5925] <... symlink resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5927 [pid 5001] mkdir("./155", 0777 [pid 5000] <... rmdir resumed>) = 0 [pid 5000] mkdir("./157", 0777 [pid 5925] <... openat resumed>) = 3 [pid 5925] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] umount2("./155", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5925] <... mmap resumed>) = 0x20fff000 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5925] exit_group(0) = ? [pid 4998] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5925] +++ exited with 0 +++ [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5927 attached [pid 4998] <... openat resumed>) = 3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5929 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5928 [pid 4998] fstat(3, [pid 5927] chdir("./160" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5927] <... chdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5928 attached [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5927] <... prctl resumed>) = 0 [pid 4998] umount2("./155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./155/binderfs", [pid 5927] setpgid(0, 0 [pid 5928] chdir("./157" [pid 5927] <... setpgid resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./143", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5926] <... chdir resumed>) = 0 [pid 4998] unlink("./155/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5929 attached [pid 5928] <... chdir resumed>) = 0 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5926] <... prctl resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5926] setpgid(0, 0 [pid 4998] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 5926] <... setpgid resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] fstat(3, [pid 4998] close(3 [pid 5929] chdir("./155" [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5927] <... openat resumed>) = 3 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... close resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5929] <... chdir resumed>) = 0 [pid 5928] <... prctl resumed>) = 0 [pid 5927] write(3, "1000", 4 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] setpgid(0, 0 [pid 5927] <... write resumed>) = 4 [pid 4998] rmdir("./155" [pid 4996] getdents64(3, [pid 5929] <... prctl resumed>) = 0 [pid 5928] <... setpgid resumed>) = 0 [pid 5927] close(3 [pid 5926] <... openat resumed>) = 3 [pid 5929] setpgid(0, 0 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5927] <... close resumed>) = 0 [pid 5926] write(3, "1000", 4 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5929] <... setpgid resumed>) = 0 [pid 5928] <... openat resumed>) = 3 [pid 5927] symlink("/dev/binderfs", "./binderfs" [pid 5926] <... write resumed>) = 4 [pid 4998] mkdir("./156", 0777 [pid 4996] umount2("./143/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5928] write(3, "1000", 4 [pid 5927] <... symlink resumed>) = 0 [pid 5926] close(3 [pid 5929] <... openat resumed>) = 3 [pid 5928] <... write resumed>) = 4 [pid 5927] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5926] <... close resumed>) = 0 [pid 5929] write(3, "1000", 4 [pid 5928] close(3 [pid 5927] <... openat resumed>) = 3 [pid 5926] symlink("/dev/binderfs", "./binderfs" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] lstat("./143/binderfs", [pid 5929] <... write resumed>) = 4 [pid 5928] <... close resumed>) = 0 [pid 5927] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5929] close(3 [pid 5928] symlink("/dev/binderfs", "./binderfs" [pid 5927] <... mmap resumed>) = 0x20fff000 [pid 5929] <... close resumed>) = 0 [pid 5928] <... symlink resumed>) = 0 [pid 5927] exit_group(0 [pid 5926] <... symlink resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5930 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5929] symlink("/dev/binderfs", "./binderfs" [pid 5928] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5927] <... exit_group resumed>) = ? [pid 4996] unlink("./143/binderfs" [pid 5929] <... symlink resumed>) = 0 [pid 5928] <... openat resumed>) = 3 [pid 5927] +++ exited with 0 +++ [pid 5926] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5929] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5928] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... unlink resumed>) = 0 [pid 5929] <... openat resumed>) = 3 [pid 5928] <... mmap resumed>) = 0x20fff000 [pid 5926] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] getdents64(3, ./strace-static-x86_64: Process 5930 attached [pid 5929] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5928] exit_group(0 [pid 5930] chdir("./156" [pid 5929] <... mmap resumed>) = 0x20fff000 [pid 5928] <... exit_group resumed>) = ? [pid 5926] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5930] <... chdir resumed>) = 0 [pid 5929] exit_group(0 [pid 5928] +++ exited with 0 +++ [pid 4996] close(3 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5929] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5930] <... prctl resumed>) = 0 [pid 5929] +++ exited with 0 +++ [pid 5926] <... mmap resumed>) = 0x20fff000 [pid 4996] <... close resumed>) = 0 [pid 4996] rmdir("./143" [pid 5002] umount2("./160", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5930] setpgid(0, 0) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 5926] exit_group(0 [pid 5002] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5930] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5926] <... exit_group resumed>) = ? [pid 5001] umount2("./155", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./144", 0777 [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] write(3, "1000", 4) = 4 [pid 5930] close(3) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 5000] umount2("./157", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... openat resumed>) = 3 [pid 5930] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] <... openat resumed>) = 3 [pid 5930] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] umount2("./160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 5930] exit_group(0 [pid 5002] lstat("./160/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5931 [pid 5930] <... exit_group resumed>) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] getdents64(3, [pid 5930] +++ exited with 0 +++ [pid 5926] +++ exited with 0 +++ [pid 5001] umount2("./155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] unlink("./160/binderfs" [pid 5001] lstat("./155/binderfs", [pid 5000] umount2("./157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5931 attached [pid 5002] <... unlink resumed>) = 0 [pid 5931] chdir("./144" [pid 5002] getdents64(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] unlink("./155/binderfs" [pid 5000] lstat("./157/binderfs", [pid 4998] <... restart_syscall resumed>) = 0 [pid 5931] <... chdir resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5002] close(3 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... unlink resumed>) = 0 [pid 5931] <... prctl resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] unlink("./157/binderfs" [pid 5931] setpgid(0, 0) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] rmdir("./160" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] umount2("./156", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./152", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5931] <... openat resumed>) = 3 [pid 5931] write(3, "1000", 4 [pid 5002] <... rmdir resumed>) = 0 [pid 5931] <... write resumed>) = 4 [pid 5931] close(3) = 0 [pid 5931] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5931] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] mkdir("./161", 0777 [pid 5001] close(3 [pid 5000] getdents64(3, [pid 4997] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5931] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5931] exit_group(0) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] rmdir("./155" [pid 5000] close(3 [pid 4998] fstat(3, [pid 4997] fstat(3, [pid 5931] +++ exited with 0 +++ [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] mkdir("./156", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] rmdir("./157") = 0 [pid 4997] getdents64(3, [pid 5000] mkdir("./158", 0777./strace-static-x86_64: Process 5932 attached [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5932 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5933 [pid 4998] umount2("./156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5934 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./152/binderfs", [pid 4998] lstat("./156/binderfs", [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5934 attached [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./156/binderfs" [pid 4997] unlink("./152/binderfs" [pid 5932] chdir("./161" [pid 4996] umount2("./144", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5934] chdir("./156" [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5932] <... chdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] close(3 [pid 4997] close(3 [pid 4996] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... close resumed>) = 0 [pid 5934] <... chdir resumed>) = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... close resumed>) = 0 [pid 5934] <... prctl resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5932] <... prctl resumed>) = 0 [pid 4998] rmdir("./156" [pid 4997] rmdir("./152" [pid 4996] fstat(3, [pid 5934] setpgid(0, 0) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5934] <... openat resumed>) = 3 [pid 5932] setpgid(0, 0 [pid 4998] mkdir("./157", 0777 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5934] write(3, "1000", 4 [pid 5932] <... setpgid resumed>) = 0 [pid 5934] <... write resumed>) = 4 [pid 5934] close(3) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./153", 0777 [pid 4996] umount2("./144/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5934] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5934] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5933 attached ) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5933] chdir("./158" [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5935 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] lstat("./144/binderfs", [pid 5934] <... mmap resumed>) = 0x20fff000 [pid 5933] <... chdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5934] exit_group(0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5935 attached [pid 5934] <... exit_group resumed>) = ? [pid 5933] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5936 attached [pid 5934] +++ exited with 0 +++ [pid 5933] setpgid(0, 0 [pid 5932] write(3, "1000", 4 [pid 4996] unlink("./144/binderfs" [pid 5932] <... write resumed>) = 4 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5936 [pid 5933] <... setpgid resumed>) = 0 [pid 5936] chdir("./153" [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5932] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... unlink resumed>) = 0 [pid 5936] <... chdir resumed>) = 0 [pid 5933] <... openat resumed>) = 3 [pid 5932] <... close resumed>) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4996] getdents64(3, [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] chdir("./157" [pid 5933] write(3, "1000", 4 [pid 5932] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... restart_syscall resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5936] <... prctl resumed>) = 0 [pid 5935] <... chdir resumed>) = 0 [pid 4996] close(3 [pid 5936] setpgid(0, 0 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5933] <... write resumed>) = 4 [pid 5932] <... symlink resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5933] close(3 [pid 5001] umount2("./156", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./144" [pid 5933] <... close resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... rmdir resumed>) = 0 [pid 5933] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5932] <... openat resumed>) = 3 [pid 5933] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4996] mkdir("./145", 0777 [pid 5933] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5932] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 5936] <... setpgid resumed>) = 0 [pid 5933] <... mmap resumed>) = 0x20fff000 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5933] exit_group(0 [pid 5001] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5933] <... exit_group resumed>) = ? [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5933] +++ exited with 0 +++ [pid 5932] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5937 [pid 5932] exit_group(0 [pid 5001] lstat("./156/binderfs", [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5935] <... prctl resumed>) = 0 [pid 5932] <... exit_group resumed>) = ? [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./156/binderfs"./strace-static-x86_64: Process 5937 attached ) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 5000] umount2("./158", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] rmdir("./156" [pid 5000] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5937] chdir("./145" [pid 5000] fstat(3, [pid 5937] <... chdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] mkdir("./157", 0777 [pid 5000] getdents64(3, [pid 5937] <... prctl resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5937] setpgid(0, 0 [pid 5000] umount2("./158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5937] <... setpgid resumed>) = 0 [pid 5932] +++ exited with 0 +++ [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5935] setpgid(0, 0 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] lstat("./158/binderfs", [pid 5935] <... setpgid resumed>) = 0 [pid 5937] <... openat resumed>) = 3 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5937] write(3, "1000", 4 [pid 5000] unlink("./158/binderfs" [pid 5937] <... write resumed>) = 4 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 5937] close(3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5938 [pid 5000] getdents64(3, [pid 5937] <... close resumed>) = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5937] symlink("/dev/binderfs", "./binderfs" [pid 5936] <... openat resumed>) = 3 [pid 5002] umount2("./161", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 5937] <... symlink resumed>) = 0 [pid 5936] write(3, "1000", 4 [pid 5935] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5936] <... write resumed>) = 4 [pid 5935] write(3, "1000", 4 [pid 5002] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] rmdir("./158" [pid 5937] <... openat resumed>) = 3 [pid 5936] close(3 [pid 5935] <... write resumed>) = 4 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5938 attached [pid 5937] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5936] <... close resumed>) = 0 [pid 5935] close(3 [pid 5002] fstat(3, [pid 5000] mkdir("./159", 0777 [pid 5938] chdir("./157" [pid 5937] <... mmap resumed>) = 0x20fff000 [pid 5936] symlink("/dev/binderfs", "./binderfs" [pid 5935] <... close resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 5938] <... chdir resumed>) = 0 [pid 5937] exit_group(0 [pid 5002] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5939 attached [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] <... exit_group resumed>) = ? [pid 5936] <... symlink resumed>) = 0 [pid 5935] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5938] <... prctl resumed>) = 0 [pid 5937] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5939 [pid 5938] setpgid(0, 0 [pid 5936] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5938] <... setpgid resumed>) = 0 [pid 5935] <... symlink resumed>) = 0 [pid 5002] umount2("./161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] <... openat resumed>) = 3 [pid 5935] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5938] <... openat resumed>) = 3 [pid 5936] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5935] <... openat resumed>) = 3 [pid 5002] lstat("./161/binderfs", [pid 5935] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./145", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5938] write(3, "1000", 4) = 4 [pid 5938] close(3) = 0 [pid 5938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5936] <... mmap resumed>) = 0x20fff000 [pid 5002] unlink("./161/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5938] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5935] <... mmap resumed>) = 0x20fff000 [pid 5938] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5936] exit_group(0 [pid 5935] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5938] exit_group(0 [pid 5936] <... exit_group resumed>) = ? [pid 5935] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5938] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 5938] +++ exited with 0 +++ [pid 5935] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 4996] fstat(3, [pid 5939] chdir("./159") = 0 [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5939] setpgid(0, 0) = 0 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] +++ exited with 0 +++ [pid 5002] rmdir("./161" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5939] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5939] write(3, "1000", 4 [pid 5002] mkdir("./162", 0777 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] getdents64(3, [pid 4998] <... restart_syscall resumed>) = 0 [pid 5939] <... write resumed>) = 4 [pid 5939] close(3) = 0 [pid 5939] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... restart_syscall resumed>) = 0 [pid 5939] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5939] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] umount2("./157", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./145/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5939] <... openat resumed>) = 3 [pid 5939] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5940 [pid 5001] umount2("./157", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5939] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./153", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./145/binderfs", [pid 5001] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5939] <... exit_group resumed>) = ? [pid 5001] <... openat resumed>) = 3 [pid 5939] +++ exited with 0 +++ [pid 5001] fstat(3, [pid 4998] fstat(3, [pid 4997] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] unlink("./145/binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5940 attached [pid 5001] getdents64(3, [pid 4998] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 4997] fstat(3, [pid 5940] chdir("./162" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./159", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5940] <... chdir resumed>) = 0 [pid 5001] umount2("./157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5940] <... prctl resumed>) = 0 [pid 5001] lstat("./157/binderfs", [pid 5000] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5940] setpgid(0, 0 [pid 5000] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5940] <... setpgid resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] lstat("./157/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] unlink("./157/binderfs" [pid 5000] getdents64(3, [pid 5940] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 5940] write(3, "1000", 4 [pid 5001] getdents64(3, [pid 5000] umount2("./159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./157/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] rmdir("./145" [pid 5940] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5940] close(3 [pid 5000] lstat("./159/binderfs", [pid 4998] <... unlink resumed>) = 0 [pid 4997] lstat("./153/binderfs", [pid 5940] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5940] symlink("/dev/binderfs", "./binderfs" [pid 5001] close(3 [pid 5000] unlink("./159/binderfs" [pid 4998] getdents64(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./146", 0777 [pid 5940] <... symlink resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] unlink("./153/binderfs" [pid 5940] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 5940] <... openat resumed>) = 3 [pid 5001] rmdir("./157" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 4997] <... unlink resumed>) = 0 [pid 5940] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5940] <... mmap resumed>) = 0x20fff000 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 5940] exit_group(0 [pid 5000] rmdir("./159" [pid 5940] <... exit_group resumed>) = ? [pid 5001] mkdir("./158", 0777 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] rmdir("./157" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5940] +++ exited with 0 +++ [pid 5000] mkdir("./160", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5941 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] close(3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... rmdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./158", 0777 [pid 4997] <... close resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5942 ./strace-static-x86_64: Process 5941 attached [pid 5941] chdir("./146" [pid 4997] rmdir("./153" [pid 5941] <... chdir resumed>) = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5941] setpgid(0, 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5941] <... setpgid resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5943 [pid 4997] mkdir("./154", 0777 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5941] write(3, "1000", 4) = 4 [pid 5941] close(3) = 0 [pid 5941] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5944 [pid 4997] <... mkdir resumed>) = 0 [pid 5941] <... symlink resumed>) = 0 [pid 5941] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] umount2("./162", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5941] <... openat resumed>) = 3 [pid 5941] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5945 attached ./strace-static-x86_64: Process 5942 attached ) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5943 attached [pid 5002] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5945 [pid 5943] chdir("./158" [pid 5002] <... openat resumed>) = 3 [pid 5943] <... chdir resumed>) = 0 [pid 5941] exit_group(0 [pid 5002] fstat(3, [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5941] <... exit_group resumed>) = ? [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 5945] chdir("./154" [pid 5943] <... prctl resumed>) = 0 [pid 5942] chdir("./160" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5944 attached [pid 5943] setpgid(0, 0 [pid 5002] umount2("./162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5944] chdir("./158" [pid 5943] <... setpgid resumed>) = 0 [pid 5942] <... chdir resumed>) = 0 [pid 5941] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5945] <... chdir resumed>) = 0 [pid 5944] <... chdir resumed>) = 0 [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] lstat("./162/binderfs", [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5943] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./162/binderfs" [pid 5944] <... prctl resumed>) = 0 [pid 5943] write(3, "1000", 4 [pid 5944] setpgid(0, 0 [pid 5943] <... write resumed>) = 4 [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5944] <... setpgid resumed>) = 0 [pid 5943] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] <... close resumed>) = 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5945] <... prctl resumed>) = 0 [pid 5944] <... openat resumed>) = 3 [pid 5943] symlink("/dev/binderfs", "./binderfs" [pid 5002] close(3 [pid 5945] setpgid(0, 0 [pid 5944] write(3, "1000", 4 [pid 5943] <... symlink resumed>) = 0 [pid 5942] <... prctl resumed>) = 0 [pid 5944] <... write resumed>) = 4 [pid 5943] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5942] setpgid(0, 0 [pid 5002] <... close resumed>) = 0 [pid 5945] <... setpgid resumed>) = 0 [pid 5944] close(3 [pid 5943] <... openat resumed>) = 3 [pid 5942] <... setpgid resumed>) = 0 [pid 5002] rmdir("./162" [pid 5944] <... close resumed>) = 0 [pid 5943] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5944] symlink("/dev/binderfs", "./binderfs" [pid 5943] <... mmap resumed>) = 0x20fff000 [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 4996] umount2("./146", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5944] <... symlink resumed>) = 0 [pid 5943] exit_group(0 [pid 5002] mkdir("./163", 0777 [pid 5944] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5943] <... exit_group resumed>) = ? [pid 5942] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5944] <... openat resumed>) = 3 [pid 5943] +++ exited with 0 +++ [pid 5942] write(3, "1000", 4 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5944] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5945] <... openat resumed>) = 3 [pid 5944] <... mmap resumed>) = 0x20fff000 [pid 5942] <... write resumed>) = 4 [pid 4996] <... openat resumed>) = 3 [pid 5944] exit_group(0) = ? [pid 5945] write(3, "1000", 4 [pid 5944] +++ exited with 0 +++ [pid 5942] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, [pid 5945] <... write resumed>) = 4 [pid 5942] <... close resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5946 [pid 5001] umount2("./158", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5945] close(3 [pid 5942] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5001] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5946 attached [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... openat resumed>) = 3 [pid 4996] umount2("./146/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5946] chdir("./163" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5942] <... symlink resumed>) = 0 [pid 4996] lstat("./146/binderfs", [pid 5945] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 5946] <... chdir resumed>) = 0 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] unlink("./146/binderfs" [pid 5001] umount2("./158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5946] <... prctl resumed>) = 0 [pid 5946] setpgid(0, 0) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./158", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] lstat("./158/binderfs", [pid 4996] getdents64(3, [pid 5942] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5945] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] unlink("./158/binderfs" [pid 4996] close(3 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] fstat(3, [pid 4996] rmdir("./146" [pid 5001] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5946] <... openat resumed>) = 3 [pid 5946] write(3, "1000", 4 [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 4996] mkdir("./147", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] close(3 [pid 5946] <... write resumed>) = 4 [pid 5946] close(3) = 0 [pid 5946] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 4998] umount2("./158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5942] <... openat resumed>) = 3 [pid 5001] rmdir("./158" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5946] <... symlink resumed>) = 0 [pid 5946] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5946] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5946] exit_group(0 [pid 4998] lstat("./158/binderfs", [pid 5946] <... exit_group resumed>) = ? [pid 5946] +++ exited with 0 +++ [pid 5945] <... symlink resumed>) = 0 [pid 5942] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] mkdir("./159", 0777 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] unlink("./158/binderfs" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5947 ./strace-static-x86_64: Process 5947 attached [pid 5001] <... mkdir resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... unlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 5002] <... restart_syscall resumed>) = 0 [pid 5947] chdir("./147") = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5948 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5947] <... prctl resumed>) = 0 [pid 4998] close(3 [pid 5002] umount2("./163", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] rmdir("./158" [pid 5002] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5947] setpgid(0, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4998] mkdir("./159", 0777 [pid 5002] fstat(3, [pid 5947] <... setpgid resumed>) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5945] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5942] <... mmap resumed>) = 0x20fff000 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 5947] <... openat resumed>) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5949 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./163/binderfs", [pid 5942] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5945] <... openat resumed>) = 3 [pid 5942] <... exit_group resumed>) = ? [pid 5002] unlink("./163/binderfs" [pid 5945] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5947] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 5947] <... close resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5947] symlink("/dev/binderfs", "./binderfs" [pid 5002] rmdir("./163"./strace-static-x86_64: Process 5948 attached [pid 5947] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5942] +++ exited with 0 +++ [pid 5002] mkdir("./164", 0777 [pid 5948] chdir("./159" [pid 5947] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5949 attached [pid 5945] <... mmap resumed>) = 0x20fff000 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5948] <... chdir resumed>) = 0 [pid 5947] <... openat resumed>) = 3 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5947] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5948] <... prctl resumed>) = 0 [pid 5947] <... mmap resumed>) = 0x20fff000 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5950 [pid 5948] setpgid(0, 0 [pid 5947] exit_group(0 [pid 5948] <... setpgid resumed>) = 0 [pid 5947] <... exit_group resumed>) = ? [pid 5000] umount2("./160", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5949] chdir("./159" [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5947] +++ exited with 0 +++ [pid 5945] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 5949] <... chdir resumed>) = 0 [pid 5948] <... openat resumed>) = 3 [pid 5945] <... exit_group resumed>) = ? [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, ./strace-static-x86_64: Process 5950 attached [pid 5948] write(3, "1000", 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./147", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./160/binderfs", [pid 4996] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5950] chdir("./164" [pid 5948] <... write resumed>) = 4 [pid 5000] unlink("./160/binderfs" [pid 4996] <... openat resumed>) = 3 [pid 5950] <... chdir resumed>) = 0 [pid 5948] close(3 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5948] <... close resumed>) = 0 [pid 5950] <... prctl resumed>) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4996] fstat(3, [pid 5950] setpgid(0, 0 [pid 5948] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5950] <... setpgid resumed>) = 0 [pid 5948] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] getdents64(3, [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5948] <... openat resumed>) = 3 [pid 5000] close(3 [pid 5950] <... openat resumed>) = 3 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5948] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5945] +++ exited with 0 +++ [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5950] write(3, "1000", 4 [pid 5949] <... prctl resumed>) = 0 [pid 5948] <... mmap resumed>) = 0x20fff000 [pid 5000] <... close resumed>) = 0 [pid 4996] umount2("./147/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5950] <... write resumed>) = 4 [pid 5949] setpgid(0, 0 [pid 5948] exit_group(0 [pid 5000] rmdir("./160" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5950] close(3 [pid 5949] <... setpgid resumed>) = 0 [pid 5948] <... exit_group resumed>) = ? [pid 5950] <... close resumed>) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5948] +++ exited with 0 +++ [pid 5000] <... rmdir resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] lstat("./147/binderfs", [pid 5950] symlink("/dev/binderfs", "./binderfs" [pid 5000] mkdir("./161", 0777 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5950] <... symlink resumed>) = 0 [pid 5949] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5950] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5949] write(3, "1000", 4 [pid 5001] umount2("./159", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... mkdir resumed>) = 0 [pid 4996] unlink("./147/binderfs" [pid 5950] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5949] <... write resumed>) = 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5950] <... mmap resumed>) = 0x20fff000 [pid 5001] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... unlink resumed>) = 0 [pid 5950] exit_group(0) = ? [pid 5950] +++ exited with 0 +++ [pid 5949] close(3 [pid 5001] <... openat resumed>) = 3 [pid 4997] umount2("./154", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5949] <... close resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5951 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] getdents64(3, [pid 4996] close(3./strace-static-x86_64: Process 5951 attached [pid 4997] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] fstat(3, [pid 4996] <... close resumed>) = 0 [pid 5001] umount2("./159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] rmdir("./147" [pid 5002] umount2("./164", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5949] symlink("/dev/binderfs", "./binderfs" [pid 5001] lstat("./159/binderfs", [pid 4997] getdents64(3, [pid 5951] chdir("./161" [pid 4996] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5951] <... chdir resumed>) = 0 [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./159/binderfs" [pid 4997] umount2("./154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./148", 0777 [pid 5002] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5951] <... prctl resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5951] setpgid(0, 0) = 0 [pid 5002] fstat(3, [pid 5001] getdents64(3, [pid 4997] lstat("./154/binderfs", [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] getdents64(3, [pid 5001] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] unlink("./154/binderfs" [pid 5002] umount2("./164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5951] write(3, "1000", 4 [pid 5949] <... symlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] rmdir("./159" [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5952 [pid 5002] lstat("./164/binderfs", [pid 5951] <... write resumed>) = 4 [pid 5951] close(3) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5001] mkdir("./160", 0777 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5002] unlink("./164/binderfs" [pid 4997] close(3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5951] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... unlink resumed>) = 0 [pid 5951] <... openat resumed>) = 3 [pid 4997] <... close resumed>) = 0 [pid 5951] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5949] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 4997] rmdir("./154"./strace-static-x86_64: Process 5952 attached [pid 5951] exit_group(0 [pid 5952] chdir("./148" [pid 5951] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5953 [pid 4997] <... rmdir resumed>) = 0 [pid 5949] <... openat resumed>) = 3 [pid 5002] close(3 [pid 4997] mkdir("./155", 0777 [pid 5002] <... close resumed>) = 0 [pid 5952] <... chdir resumed>) = 0 [pid 5951] +++ exited with 0 +++ [pid 5949] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./164" [pid 4997] <... mkdir resumed>) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5953 attached ) = 0 [pid 5953] chdir("./160" [pid 5952] setpgid(0, 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] mkdir("./165", 0777 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5953] <... chdir resumed>) = 0 [pid 5952] <... setpgid resumed>) = 0 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5953] <... prctl resumed>) = 0 [pid 5952] <... openat resumed>) = 3 [pid 5953] setpgid(0, 0 [pid 5952] write(3, "1000", 4 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5954 [pid 5953] <... setpgid resumed>) = 0 [pid 5952] <... write resumed>) = 4 [pid 5000] umount2("./161", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5952] close(3 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5953] <... openat resumed>) = 3 [pid 5952] <... close resumed>) = 0 [pid 5949] <... mmap resumed>) = 0x20fff000 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5953] write(3, "1000", 4 [pid 5952] symlink("/dev/binderfs", "./binderfs" [pid 5000] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5953] <... write resumed>) = 4 [pid 5952] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5954 attached [pid 5953] close(3 [pid 5952] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5954] chdir("./155" [pid 5953] <... close resumed>) = 0 [pid 5952] <... openat resumed>) = 3 [pid 5949] exit_group(0 [pid 5000] <... openat resumed>) = 3 [pid 5954] <... chdir resumed>) = 0 [pid 5953] symlink("/dev/binderfs", "./binderfs" [pid 5952] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5955 [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5953] <... symlink resumed>) = 0 [pid 5952] <... mmap resumed>) = 0x20fff000 [pid 5949] <... exit_group resumed>) = ? [pid 5000] fstat(3, [pid 5954] <... prctl resumed>) = 0 [pid 5953] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5952] exit_group(0 [pid 5954] setpgid(0, 0 [pid 5953] <... openat resumed>) = 3 [pid 5952] <... exit_group resumed>) = ? [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5954] <... setpgid resumed>) = 0 [pid 5953] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5952] +++ exited with 0 +++ [pid 5949] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5953] <... mmap resumed>) = 0x20fff000 [pid 5954] <... openat resumed>) = 3 [pid 5953] exit_group(0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5954] write(3, "1000", 4 [pid 5953] <... exit_group resumed>) = ? [pid 5000] umount2("./161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5954] <... write resumed>) = 4 [pid 5953] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5954] close(3 [pid 5000] lstat("./161/binderfs", [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./159", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] unlink("./161/binderfs" [pid 4998] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./160", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5955 attached [pid 5954] <... close resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5955] chdir("./165" [pid 5954] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... unlink resumed>) = 0 [pid 4998] fstat(3, [pid 4996] umount2("./148", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5955] <... chdir resumed>) = 0 [pid 5954] <... symlink resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5954] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5955] <... prctl resumed>) = 0 [pid 5954] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 5955] setpgid(0, 0 [pid 5954] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 4996] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5955] <... setpgid resumed>) = 0 [pid 5954] <... mmap resumed>) = 0x20fff000 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5954] exit_group(0 [pid 5001] getdents64(3, [pid 5000] <... close resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 4998] umount2("./159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5955] <... openat resumed>) = 3 [pid 5954] <... exit_group resumed>) = ? [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] rmdir("./161" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5955] write(3, "1000", 4 [pid 5954] +++ exited with 0 +++ [pid 5001] umount2("./160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5955] <... write resumed>) = 4 [pid 5955] close(3) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] lstat("./159/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./160/binderfs", [pid 4996] getdents64(3, [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5000] mkdir("./162", 0777 [pid 4998] unlink("./159/binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5955] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5955] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... mkdir resumed>) = 0 [pid 5955] <... openat resumed>) = 3 [pid 5001] unlink("./160/binderfs" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] umount2("./148/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5955] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5955] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5955] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 4998] close(3 [pid 4996] lstat("./148/binderfs", [pid 5955] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5956 [pid 4998] <... close resumed>) = 0 [pid 4997] umount2("./155", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] close(3 [pid 4998] rmdir("./159" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5956 attached [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... rmdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] unlink("./148/binderfs" [pid 5001] rmdir("./160" [pid 4998] mkdir("./160", 0777 [pid 5956] chdir("./162") = 0 [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5956] setpgid(0, 0) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... unlink resumed>) = 0 [pid 5956] <... openat resumed>) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5956] write(3, "1000", 4) = 4 [pid 5956] close(3) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5002] umount2("./165", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] mkdir("./161", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] fstat(3, [pid 5956] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] close(3 [pid 5956] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5956] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... openat resumed>) = 3 [pid 5956] <... mmap resumed>) = 0x20fff000 [pid 5002] fstat(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5957 [pid 4997] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./148" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5956] exit_group(0) = ? [pid 5002] getdents64(3, [pid 4997] umount2("./155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./149", 0777 [pid 5002] umount2("./165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5958 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5956] +++ exited with 0 +++ ./strace-static-x86_64: Process 5957 attached [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./155/binderfs", [pid 5002] lstat("./165/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5957] chdir("./160") = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5957] setpgid(0, 0) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] unlink("./165/binderfs" [pid 4997] unlink("./155/binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5959 [pid 5002] getdents64(3, [pid 5957] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 5002] close(3 [pid 5000] umount2("./162", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] rmdir("./165" [pid 5000] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] close(3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3) = 0 [pid 5957] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... close resumed>) = 0 [pid 5002] mkdir("./166", 0777 [pid 5000] fstat(3, [pid 4997] rmdir("./155" [pid 5957] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5957] <... openat resumed>) = 3 [pid 5957] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] getdents64(3, [pid 4997] <... rmdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5958 attached [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] mkdir("./156", 0777 [pid 5957] <... mmap resumed>) = 0x20fff000 [pid 5958] chdir("./161" [pid 5000] umount2("./162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5958] <... chdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5960 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] lstat("./162/binderfs", ./strace-static-x86_64: Process 5959 attached [pid 5958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5957] exit_group(0 [pid 5959] chdir("./149" [pid 5958] <... prctl resumed>) = 0 [pid 5957] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5960 attached [pid 5959] <... chdir resumed>) = 0 [pid 5958] setpgid(0, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5961 [pid 5000] unlink("./162/binderfs" [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5958] <... setpgid resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5959] <... prctl resumed>) = 0 [pid 5958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5957] +++ exited with 0 +++ [pid 5000] close(3 [pid 5959] setpgid(0, 0 [pid 5958] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] rmdir("./162" [pid 4998] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5961 attached [pid 5959] <... setpgid resumed>) = 0 [pid 5958] write(3, "1000", 4 [pid 5961] chdir("./156" [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5958] <... write resumed>) = 4 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 5000] mkdir("./163", 0777 [pid 5961] <... chdir resumed>) = 0 [pid 5959] <... openat resumed>) = 3 [pid 5958] close(3 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5959] write(3, "1000", 4 [pid 5958] <... close resumed>) = 0 [pid 5961] <... prctl resumed>) = 0 [pid 5959] <... write resumed>) = 4 [pid 5958] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 5961] setpgid(0, 0 [pid 5960] chdir("./166" [pid 5959] close(3 [pid 5958] <... symlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5961] <... setpgid resumed>) = 0 [pid 5960] <... chdir resumed>) = 0 [pid 5959] <... close resumed>) = 0 [pid 5958] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5959] symlink("/dev/binderfs", "./binderfs" [pid 5958] <... openat resumed>) = 3 [pid 5961] <... openat resumed>) = 3 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5959] <... symlink resumed>) = 0 [pid 5958] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] umount2("./160", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5961] write(3, "1000", 4 [pid 5960] <... prctl resumed>) = 0 [pid 5959] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5958] <... mmap resumed>) = 0x20fff000 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5962 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5961] <... write resumed>) = 4 [pid 5959] <... openat resumed>) = 3 [pid 5958] exit_group(0 [pid 4998] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5960] setpgid(0, 0 [pid 5961] close(3 [pid 5959] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5958] <... exit_group resumed>) = ? [pid 5961] <... close resumed>) = 0 [pid 5960] <... setpgid resumed>) = 0 [pid 5959] <... mmap resumed>) = 0x20fff000 [pid 5958] +++ exited with 0 +++ [pid 4998] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5962 attached [pid 5961] symlink("/dev/binderfs", "./binderfs" [pid 5959] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] fstat(3, [pid 5962] chdir("./163" [pid 5961] <... symlink resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5959] <... exit_group resumed>) = ? [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5962] <... chdir resumed>) = 0 [pid 5961] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5960] <... openat resumed>) = 3 [pid 5959] +++ exited with 0 +++ [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5961] <... openat resumed>) = 3 [pid 5960] write(3, "1000", 4 [pid 4998] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5962] <... prctl resumed>) = 0 [pid 5961] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] umount2("./161", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5962] setpgid(0, 0 [pid 5961] <... mmap resumed>) = 0x20fff000 [pid 5960] <... write resumed>) = 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5962] <... setpgid resumed>) = 0 [pid 5961] exit_group(0 [pid 5960] close(3 [pid 5001] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5961] <... exit_group resumed>) = ? [pid 5962] <... openat resumed>) = 3 [pid 5961] +++ exited with 0 +++ [pid 5960] <... close resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5960] symlink("/dev/binderfs", "./binderfs" [pid 5001] fstat(3, [pid 4998] lstat("./160/binderfs", [pid 4996] umount2("./149", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 4998] unlink("./160/binderfs" [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5962] write(3, "1000", 4) = 4 [pid 5962] close(3 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5962] <... close resumed>) = 0 [pid 5001] umount2("./161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 5962] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5962] <... symlink resumed>) = 0 [pid 5960] <... symlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] fstat(3, [pid 5962] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] lstat("./161/binderfs", [pid 4998] close(3 [pid 4997] umount2("./156", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5962] <... openat resumed>) = 3 [pid 5960] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5962] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] unlink("./161/binderfs" [pid 4998] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 5962] <... mmap resumed>) = 0x20fff000 [pid 5960] <... openat resumed>) = 3 [pid 5962] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] rmdir("./160" [pid 4997] <... openat resumed>) = 3 [pid 5962] <... exit_group resumed>) = ? [pid 5960] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5962] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] fstat(3, [pid 4996] umount2("./149/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] close(3 [pid 4998] mkdir("./161", 0777 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] rmdir("./161" [pid 4998] <... mkdir resumed>) = 0 [pid 4997] umount2("./156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./149/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... rmdir resumed>) = 0 [pid 4997] lstat("./156/binderfs", [pid 5001] mkdir("./162", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./163", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./156/binderfs" [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 4996] unlink("./149/binderfs" [pid 4997] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5963 [pid 4997] <... close resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5960] <... mmap resumed>) = 0x20fff000 [pid 4997] rmdir("./156" [pid 5000] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 5964 attached [pid 5960] exit_group(0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5964 [pid 5000] fstat(3, [pid 4997] mkdir("./157", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5964] chdir("./162" [pid 5960] <... exit_group resumed>) = ? [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] close(3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5965 [pid 5000] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5960] +++ exited with 0 +++ ./strace-static-x86_64: Process 5963 attached [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./149" [pid 5964] <... chdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5963] chdir("./161" [pid 5000] lstat("./163/binderfs", [pid 4996] <... rmdir resumed>) = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5963] <... chdir resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./150", 0777 [pid 5964] <... prctl resumed>) = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] unlink("./163/binderfs" [pid 5963] <... prctl resumed>) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5964] setpgid(0, 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... unlink resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5964] <... setpgid resumed>) = 0 [pid 5000] getdents64(3, [pid 5963] <... openat resumed>) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5963] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./166", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5966 [pid 5963] <... symlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] rmdir("./163" [pid 5964] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5965 attached [pid 5963] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5965] chdir("./157" [pid 5964] write(3, "1000", 4 [pid 5963] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5000] <... rmdir resumed>) = 0 [pid 5965] <... chdir resumed>) = 0 [pid 5964] <... write resumed>) = 4 [pid 5963] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] mkdir("./164", 0777./strace-static-x86_64: Process 5966 attached [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5964] close(3 [pid 5963] <... mmap resumed>) = 0x20fff000 [pid 5002] getdents64(3, [pid 5966] chdir("./150" [pid 5965] <... prctl resumed>) = 0 [pid 5964] <... close resumed>) = 0 [pid 5963] exit_group(0 [pid 5000] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5966] <... chdir resumed>) = 0 [pid 5965] setpgid(0, 0 [pid 5964] symlink("/dev/binderfs", "./binderfs" [pid 5963] <... exit_group resumed>) = ? [pid 5002] umount2("./166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] <... setpgid resumed>) = 0 [pid 5964] <... symlink resumed>) = 0 [pid 5963] +++ exited with 0 +++ [pid 5966] <... prctl resumed>) = 0 [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5966] setpgid(0, 0 [pid 5965] <... openat resumed>) = 3 [pid 5966] <... setpgid resumed>) = 0 [pid 5965] write(3, "1000", 4 [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] <... write resumed>) = 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5966] <... openat resumed>) = 3 [pid 5965] close(3 [pid 5966] write(3, "1000", 4 [pid 5965] <... close resumed>) = 0 [pid 5966] <... write resumed>) = 4 [pid 5965] symlink("/dev/binderfs", "./binderfs" [pid 5966] close(3 [pid 5965] <... symlink resumed>) = 0 [pid 5964] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] lstat("./166/binderfs", [pid 5966] <... close resumed>) = 0 [pid 5965] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5966] symlink("/dev/binderfs", "./binderfs" [pid 5965] <... openat resumed>) = 3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5967 [pid 5002] unlink("./166/binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5964] <... openat resumed>) = 3 [pid 5966] <... symlink resumed>) = 0 [pid 5965] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5966] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5965] <... mmap resumed>) = 0x20fff000 [pid 5964] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... unlink resumed>) = 0 [pid 4998] umount2("./161", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5966] <... openat resumed>) = 3 [pid 5965] exit_group(0 [pid 5002] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5967 attached [pid 5966] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5965] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5967] chdir("./164" [pid 5966] <... mmap resumed>) = 0x20fff000 [pid 5965] +++ exited with 0 +++ [pid 5964] <... mmap resumed>) = 0x20fff000 [pid 5002] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5967] <... chdir resumed>) = 0 [pid 5966] exit_group(0 [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5966] <... exit_group resumed>) = ? [pid 5002] <... close resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] fstat(3, [pid 5967] <... prctl resumed>) = 0 [pid 5966] +++ exited with 0 +++ [pid 5964] exit_group(0 [pid 5002] rmdir("./166" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5964] <... exit_group resumed>) = ? [pid 5967] setpgid(0, 0) = 0 [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] mkdir("./167", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./157", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5967] <... openat resumed>) = 3 [pid 5967] write(3, "1000", 4 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] umount2("./161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5967] <... write resumed>) = 4 [pid 5967] close(3) = 0 [pid 5967] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5967] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 4998] lstat("./161/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5968 [pid 4996] <... restart_syscall resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] fstat(3, [pid 5967] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] umount2("./150", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./161/binderfs" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5967] <... mmap resumed>) = 0x20fff000 [pid 4998] <... unlink resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5967] exit_group(0 [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5967] <... exit_group resumed>) = ? [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 5967] +++ exited with 0 +++ [pid 5964] +++ exited with 0 +++ [pid 4998] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... close resumed>) = 0 [pid 4998] rmdir("./161" [pid 4997] lstat("./157/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5968 attached [pid 5968] chdir("./167" [pid 4998] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 4998] mkdir("./162", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5968] <... chdir resumed>) = 0 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5968] setpgid(0, 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] umount2("./150/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] unlink("./157/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5968] <... setpgid resumed>) = 0 [pid 5001] umount2("./162", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./164", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... unlink resumed>) = 0 [pid 4996] lstat("./150/binderfs", [pid 5968] <... openat resumed>) = 3 [pid 5968] write(3, "1000", 4) = 4 [pid 5968] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5968] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4996] unlink("./150/binderfs" [pid 4997] getdents64(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] fstat(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5969 [pid 5968] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5968] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 4997] close(3 [pid 4996] getdents64(3, [pid 5968] <... openat resumed>) = 3 [pid 5001] umount2("./162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5968] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 5000] umount2("./164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5969 attached [pid 5968] <... mmap resumed>) = 0x20fff000 [pid 5001] lstat("./162/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./157" [pid 4996] close(3 [pid 5969] chdir("./162" [pid 5968] exit_group(0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] lstat("./164/binderfs", [pid 5969] <... chdir resumed>) = 0 [pid 5968] <... exit_group resumed>) = ? [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5968] +++ exited with 0 +++ [pid 5001] unlink("./162/binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5969] <... prctl resumed>) = 0 [pid 5969] setpgid(0, 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] unlink("./164/binderfs" [pid 4996] rmdir("./150" [pid 5001] getdents64(3, [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./158", 0777 [pid 5000] <... unlink resumed>) = 0 [pid 5969] <... setpgid resumed>) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... rmdir resumed>) = 0 [pid 5000] getdents64(3, [pid 5969] <... openat resumed>) = 3 [pid 5002] umount2("./167", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] mkdir("./151", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5969] write(3, "1000", 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5969] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... close resumed>) = 0 [pid 5000] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 5969] close(3) = 0 [pid 5969] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./162" [pid 5000] <... close resumed>) = 0 ./strace-static-x86_64: Process 5970 attached [pid 5969] <... symlink resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5969] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] fstat(3, [pid 5001] <... rmdir resumed>) = 0 [pid 5000] rmdir("./164" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5970 [pid 5969] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5969] exit_group(0) = ? [pid 5000] <... rmdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5970] chdir("./158" [pid 5969] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] mkdir("./163", 0777 [pid 5000] mkdir("./165", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5971 [pid 5002] umount2("./167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5971 attached [pid 5971] chdir("./151" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5971] <... chdir resumed>) = 0 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... mkdir resumed>) = 0 [pid 5002] lstat("./167/binderfs", [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 5971] <... prctl resumed>) = 0 [pid 5971] setpgid(0, 0) = 0 [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5002] unlink("./167/binderfs" [pid 5971] write(3, "1000", 4) = 4 [pid 5971] close(3) = 0 [pid 5971] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5971] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5970] <... chdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5973 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5972 [pid 4998] umount2("./162", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] close(3 [pid 4998] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5971] <... openat resumed>) = 3 [pid 5970] <... prctl resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./167" [pid 4998] <... openat resumed>) = 3 [pid 5970] setpgid(0, 0 [pid 5971] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5970] <... setpgid resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] fstat(3, [pid 5002] mkdir("./168", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5972 attached [pid 5971] exit_group(0 [pid 5972] chdir("./165" [pid 5971] <... exit_group resumed>) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5973 attached [pid 5972] <... chdir resumed>) = 0 [pid 5971] +++ exited with 0 +++ [pid 5970] <... openat resumed>) = 3 [pid 4998] umount2("./162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5970] write(3, "1000", 4 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5974 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./162/binderfs", [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5970] <... write resumed>) = 4 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5970] close(3 [pid 4998] unlink("./162/binderfs" [pid 5973] chdir("./163" [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5970] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] umount2("./151", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5970] symlink("/dev/binderfs", "./binderfs" [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 4996] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 4998] <... close resumed>) = 0 ./strace-static-x86_64: Process 5974 attached [pid 5973] <... chdir resumed>) = 0 [pid 5972] <... prctl resumed>) = 0 [pid 4998] rmdir("./162" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5974] chdir("./168" [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5972] setpgid(0, 0 [pid 5970] <... symlink resumed>) = 0 [pid 5974] <... chdir resumed>) = 0 [pid 5973] <... prctl resumed>) = 0 [pid 5972] <... setpgid resumed>) = 0 [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5973] setpgid(0, 0 [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5970] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5974] <... prctl resumed>) = 0 [pid 5973] <... setpgid resumed>) = 0 [pid 5972] <... openat resumed>) = 3 [pid 4998] mkdir("./163", 0777 [pid 5974] setpgid(0, 0 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5972] write(3, "1000", 4 [pid 5970] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5974] <... setpgid resumed>) = 0 [pid 5973] <... openat resumed>) = 3 [pid 5972] <... write resumed>) = 4 [pid 4998] <... mkdir resumed>) = 0 [pid 5970] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] umount2("./151/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5973] write(3, "1000", 4 [pid 5972] close(3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5974] <... openat resumed>) = 3 [pid 5973] <... write resumed>) = 4 [pid 5972] <... close resumed>) = 0 [pid 5970] <... mmap resumed>) = 0x20fff000 [pid 5974] write(3, "1000", 4 [pid 5973] close(3 [pid 5972] symlink("/dev/binderfs", "./binderfs" [pid 5974] <... write resumed>) = 4 [pid 5973] <... close resumed>) = 0 [pid 5972] <... symlink resumed>) = 0 [pid 4996] lstat("./151/binderfs", [pid 5974] close(3 [pid 5973] symlink("/dev/binderfs", "./binderfs" [pid 5972] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5970] exit_group(0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5975 [pid 5974] <... close resumed>) = 0 [pid 5973] <... symlink resumed>) = 0 [pid 5972] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5974] symlink("/dev/binderfs", "./binderfs" [pid 5973] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5972] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5970] <... exit_group resumed>) = ? [pid 4996] unlink("./151/binderfs" [pid 5974] <... symlink resumed>) = 0 [pid 5973] <... openat resumed>) = 3 [pid 5972] <... mmap resumed>) = 0x20fff000 [pid 5974] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5973] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5972] exit_group(0 [pid 4996] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5975 attached [pid 5974] <... openat resumed>) = 3 [pid 5973] <... mmap resumed>) = 0x20fff000 [pid 5972] <... exit_group resumed>) = ? [pid 5970] +++ exited with 0 +++ [pid 4996] getdents64(3, [pid 5975] chdir("./163" [pid 5974] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5973] exit_group(0 [pid 5972] +++ exited with 0 +++ [pid 5975] <... chdir resumed>) = 0 [pid 5974] <... mmap resumed>) = 0x20fff000 [pid 5973] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5974] exit_group(0 [pid 5973] +++ exited with 0 +++ [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5975] <... prctl resumed>) = 0 [pid 5974] <... exit_group resumed>) = ? [pid 4996] close(3 [pid 5975] setpgid(0, 0 [pid 5974] +++ exited with 0 +++ [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./165", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./151" [pid 5975] <... setpgid resumed>) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] umount2("./163", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./158", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] mkdir("./152", 0777 [pid 5000] <... openat resumed>) = 3 [pid 4997] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 5975] write(3, "1000", 4) = 4 [pid 5975] close(3) = 0 [pid 5975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] fstat(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 5975] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4997] fstat(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5975] <... openat resumed>) = 3 [pid 5975] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5975] exit_group(0) = ? [pid 5975] +++ exited with 0 +++ [pid 5002] umount2("./168", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5976 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./165/binderfs", [pid 5002] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5976 attached [pid 5001] lstat("./163/binderfs", [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./163", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./165/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] unlink("./163/binderfs" [pid 5976] chdir("./152" [pid 5000] <... unlink resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] lstat("./158/binderfs", [pid 5976] <... chdir resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4998] fstat(3, [pid 4997] unlink("./158/binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5976] <... prctl resumed>) = 0 [pid 5976] setpgid(0, 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] umount2("./168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 5002] lstat("./168/binderfs", [pid 5000] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] getdents64(3, [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] unlink("./168/binderfs" [pid 5001] <... close resumed>) = 0 [pid 5000] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 5976] <... setpgid resumed>) = 0 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... unlink resumed>) = 0 [pid 5001] rmdir("./163" [pid 5000] <... close resumed>) = 0 [pid 4998] lstat("./163/binderfs", [pid 4997] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5976] <... openat resumed>) = 3 [pid 5976] write(3, "1000", 4) = 4 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] rmdir("./165" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] rmdir("./158" [pid 5976] close(3) = 0 [pid 5976] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... rmdir resumed>) = 0 [pid 5976] <... symlink resumed>) = 0 [pid 5976] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] mkdir("./166", 0777 [pid 4998] unlink("./163/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 5001] mkdir("./164", 0777 [pid 5002] close(3 [pid 5976] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 5976] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] mkdir("./159", 0777 [pid 5002] <... close resumed>) = 0 [pid 5976] <... mmap resumed>) = 0x20fff000 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 5976] exit_group(0 [pid 5002] rmdir("./168" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5976] <... exit_group resumed>) = ? [pid 5976] +++ exited with 0 +++ [pid 5002] <... rmdir resumed>) = 0 [pid 4998] close(3./strace-static-x86_64: Process 5977 attached [pid 5977] chdir("./159") = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] setpgid(0, 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... close resumed>) = 0 [pid 5002] mkdir("./169", 0777 [pid 4998] rmdir("./163" [pid 5977] <... setpgid resumed>) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5977] write(3, "1000", 4) = 4 [pid 5977] close(3) = 0 [pid 5977] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... rmdir resumed>) = 0 [pid 4996] umount2("./152", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5977] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] mkdir("./164", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5979 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5978 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5977 [pid 5977] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5977] <... openat resumed>) = 3 [pid 5977] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... openat resumed>) = 3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] fstat(3, [pid 5977] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5978 attached [pid 5977] exit_group(0) = ? [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5980 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5981 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 5980 attached 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./152/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5978] chdir("./166" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./152/binderfs" [pid 5978] <... chdir resumed>) = 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5978] setpgid(0, 0 [pid 4996] <... unlink resumed>) = 0 [pid 4996] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 5978] <... setpgid resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] rmdir("./152"./strace-static-x86_64: Process 5979 attached [pid 5979] chdir("./164") = 0 [pid 5978] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] write(3, "1000", 4 [pid 5977] +++ exited with 0 +++ [pid 4996] mkdir("./153", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5979] <... prctl resumed>) = 0 [pid 5978] <... write resumed>) = 4 [pid 5979] setpgid(0, 0 [pid 5978] close(3 [pid 5979] <... setpgid resumed>) = 0 [pid 5978] <... close resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5981 attached [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5978] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5980] chdir("./169" [pid 5981] chdir("./164" [pid 5979] <... openat resumed>) = 3 [pid 5978] <... symlink resumed>) = 0 [pid 4997] umount2("./159", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5980] <... chdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5982 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] <... prctl resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5980] setpgid(0, 0 [pid 4997] <... openat resumed>) = 3 [pid 5980] <... setpgid resumed>) = 0 [pid 4997] fstat(3, [pid 5981] <... chdir resumed>) = 0 [pid 5979] write(3, "1000", 4 [pid 5978] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5979] <... write resumed>) = 4 [pid 5978] <... openat resumed>) = 3 [pid 5981] <... prctl resumed>) = 0 [pid 5979] close(3 [pid 5978] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] getdents64(3, ./strace-static-x86_64: Process 5982 attached [pid 5981] setpgid(0, 0 [pid 5980] <... openat resumed>) = 3 [pid 5979] <... close resumed>) = 0 [pid 5978] <... mmap resumed>) = 0x20fff000 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5982] chdir("./153" [pid 5981] <... setpgid resumed>) = 0 [pid 5980] write(3, "1000", 4 [pid 5979] symlink("/dev/binderfs", "./binderfs" [pid 5978] exit_group(0 [pid 5982] <... chdir resumed>) = 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] <... write resumed>) = 4 [pid 5979] <... symlink resumed>) = 0 [pid 5978] <... exit_group resumed>) = ? [pid 4997] umount2("./159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5981] <... openat resumed>) = 3 [pid 5980] close(3 [pid 5979] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5978] +++ exited with 0 +++ [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5982] <... prctl resumed>) = 0 [pid 5981] write(3, "1000", 4 [pid 5979] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./159/binderfs", [pid 5982] setpgid(0, 0 [pid 5981] <... write resumed>) = 4 [pid 5980] <... close resumed>) = 0 [pid 5979] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5982] <... setpgid resumed>) = 0 [pid 5981] close(3 [pid 5980] symlink("/dev/binderfs", "./binderfs" [pid 5979] <... mmap resumed>) = 0x20fff000 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5981] <... close resumed>) = 0 [pid 5979] exit_group(0 [pid 4997] unlink("./159/binderfs" [pid 5982] <... openat resumed>) = 3 [pid 5981] symlink("/dev/binderfs", "./binderfs" [pid 5980] <... symlink resumed>) = 0 [pid 5979] <... exit_group resumed>) = ? [pid 5982] write(3, "1000", 4 [pid 5981] <... symlink resumed>) = 0 [pid 5980] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5979] +++ exited with 0 +++ [pid 5000] umount2("./166", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... unlink resumed>) = 0 [pid 5982] <... write resumed>) = 4 [pid 5981] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 5982] close(3 [pid 5981] <... openat resumed>) = 3 [pid 5980] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5982] <... close resumed>) = 0 [pid 5981] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5980] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5982] symlink("/dev/binderfs", "./binderfs" [pid 5981] <... mmap resumed>) = 0x20fff000 [pid 5000] <... openat resumed>) = 3 [pid 4997] close(3 [pid 5982] <... symlink resumed>) = 0 [pid 5981] exit_group(0 [pid 5980] <... mmap resumed>) = 0x20fff000 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] fstat(3, [pid 4997] <... close resumed>) = 0 [pid 5982] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5981] <... exit_group resumed>) = ? [pid 5980] exit_group(0 [pid 5982] <... openat resumed>) = 3 [pid 5981] +++ exited with 0 +++ [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] rmdir("./159" [pid 5982] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5980] <... exit_group resumed>) = ? [pid 5000] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5982] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./164", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... rmdir resumed>) = 0 [pid 5982] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] mkdir("./160", 0777 [pid 5982] <... exit_group resumed>) = ? [pid 5001] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5982] +++ exited with 0 +++ [pid 4997] <... mkdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 5000] lstat("./166/binderfs", [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./164", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5980] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./153", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5983 attached [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./164/binderfs", [pid 5000] unlink("./166/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5983 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5983] chdir("./160" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./164/binderfs") = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5983] <... chdir resumed>) = 0 [pid 5002] umount2("./169", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] fstat(3, [pid 4996] <... openat resumed>) = 3 [pid 5983] <... prctl resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] close(3 [pid 5000] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5001] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] fstat(3, [pid 5983] setpgid(0, 0 [pid 5002] fstat(3, [pid 5001] rmdir("./164" [pid 5000] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 5983] <... setpgid resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] rmdir("./166" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 5001] mkdir("./165", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 4998] umount2("./164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] mkdir("./167", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5983] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5984 [pid 5983] write(3, "1000", 4 [pid 5002] lstat("./169/binderfs", [pid 5000] <... mkdir resumed>) = 0 [pid 4998] lstat("./164/binderfs", [pid 4996] umount2("./153/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5983] <... write resumed>) = 4 [pid 5002] unlink("./169/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5984 attached [pid 5984] chdir("./165") = 0 [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4996] lstat("./153/binderfs", [pid 4998] unlink("./164/binderfs" [pid 5984] setpgid(0, 0 [pid 5002] <... unlink resumed>) = 0 [pid 5984] <... setpgid resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5983] close(3 [pid 5002] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5985 [pid 4998] <... unlink resumed>) = 0 [pid 4996] unlink("./153/binderfs" [pid 5984] <... openat resumed>) = 3 [pid 5983] <... close resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 5984] write(3, "1000", 4 [pid 5002] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5983] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... close resumed>) = 0 [pid 4998] close(3 [pid 5002] rmdir("./169" [pid 4996] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 5984] <... write resumed>) = 4 [pid 5984] close(3) = 0 [pid 5984] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] rmdir("./164"./strace-static-x86_64: Process 5985 attached [pid 5984] <... symlink resumed>) = 0 [pid 5983] <... symlink resumed>) = 0 [pid 4996] close(3 [pid 5985] chdir("./167" [pid 5984] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5983] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] mkdir("./170", 0777 [pid 4998] <... rmdir resumed>) = 0 [pid 5985] <... chdir resumed>) = 0 [pid 5984] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5983] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5984] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] mkdir("./165", 0777 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] rmdir("./153" [pid 5985] <... prctl resumed>) = 0 [pid 5984] <... mmap resumed>) = 0x20fff000 [pid 5983] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5985] setpgid(0, 0 [pid 5984] exit_group(0 [pid 4998] <... mkdir resumed>) = 0 [pid 5985] <... setpgid resumed>) = 0 [pid 5984] <... exit_group resumed>) = ? [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] +++ exited with 0 +++ [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... rmdir resumed>) = 0 [pid 5985] <... openat resumed>) = 3 [pid 5983] <... mmap resumed>) = 0x20fff000 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5986 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5985] write(3, "1000", 4) = 4 [pid 5985] close(3) = 0 [pid 5985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] mkdir("./154", 0777 [pid 5983] exit_group(0 [pid 5985] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5983] <... exit_group resumed>) = ? [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5987 [pid 4996] <... mkdir resumed>) = 0 [pid 5985] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5985] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./165", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5985] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5985] <... exit_group resumed>) = ? [pid 5001] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5985] +++ exited with 0 +++ [pid 5983] +++ exited with 0 +++ [pid 5001] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5986 attached [pid 5001] fstat(3, ./strace-static-x86_64: Process 5988 attached [pid 5986] chdir("./170" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5988 ./strace-static-x86_64: Process 5987 attached [pid 5986] <... chdir resumed>) = 0 [pid 5001] getdents64(3, [pid 5987] chdir("./165" [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5988] chdir("./154" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5987] <... chdir resumed>) = 0 [pid 5986] <... prctl resumed>) = 0 [pid 5001] umount2("./165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] setpgid(0, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5987] <... prctl resumed>) = 0 [pid 5986] <... setpgid resumed>) = 0 [pid 5001] lstat("./165/binderfs", [pid 5987] setpgid(0, 0 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./167", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5988] <... chdir resumed>) = 0 [pid 5987] <... setpgid resumed>) = 0 [pid 5986] <... openat resumed>) = 3 [pid 5001] unlink("./165/binderfs" [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5986] write(3, "1000", 4 [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5988] <... prctl resumed>) = 0 [pid 5987] <... openat resumed>) = 3 [pid 5986] <... write resumed>) = 4 [pid 5001] getdents64(3, [pid 5987] write(3, "1000", 4 [pid 5986] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5988] setpgid(0, 0 [pid 5987] <... write resumed>) = 4 [pid 5986] <... close resumed>) = 0 [pid 5001] close(3 [pid 5987] close(3 [pid 5986] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5988] <... setpgid resumed>) = 0 [pid 5987] <... close resumed>) = 0 [pid 5986] <... symlink resumed>) = 0 [pid 5001] rmdir("./165" [pid 5000] fstat(3, [pid 5987] symlink("/dev/binderfs", "./binderfs" [pid 5986] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... rmdir resumed>) = 0 [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5987] <... symlink resumed>) = 0 [pid 5986] <... openat resumed>) = 3 [pid 5001] mkdir("./166", 0777 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./160", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5988] <... openat resumed>) = 3 [pid 5987] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5986] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5988] write(3, "1000", 4 [pid 5987] <... openat resumed>) = 3 [pid 5986] <... mmap resumed>) = 0x20fff000 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5988] <... write resumed>) = 4 [pid 5987] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5986] exit_group(0 [pid 4997] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5989 attached [pid 5988] close(3 [pid 5987] <... mmap resumed>) = 0x20fff000 [pid 5986] <... exit_group resumed>) = ? [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5989 [pid 5000] umount2("./167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5989] chdir("./166" [pid 5988] <... close resumed>) = 0 [pid 5987] exit_group(0 [pid 5986] +++ exited with 0 +++ [pid 4997] <... openat resumed>) = 3 [pid 5987] <... exit_group resumed>) = ? [pid 5989] <... chdir resumed>) = 0 [pid 5988] symlink("/dev/binderfs", "./binderfs" [pid 5987] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5989] setpgid(0, 0) = 0 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] lstat("./167/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5989] <... openat resumed>) = 3 [pid 5988] <... symlink resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5002] umount2("./170", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5000] unlink("./167/binderfs" [pid 4998] <... restart_syscall resumed>) = 0 [pid 5989] write(3, "1000", 4) = 4 [pid 5989] close(3) = 0 [pid 5989] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... unlink resumed>) = 0 [pid 5989] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] umount2("./160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 5988] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./165", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4997] lstat("./160/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5989] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5988] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5989] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] unlink("./160/binderfs" [pid 5000] rmdir("./167" [pid 4998] fstat(3, [pid 5989] <... mmap resumed>) = 0x20fff000 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] mkdir("./168", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 5988] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 5989] exit_group(0) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 5989] +++ exited with 0 +++ [pid 5988] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5988] exit_group(0 [pid 5002] umount2("./170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5988] <... exit_group resumed>) = ? [pid 4997] close(3 [pid 5988] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 5002] lstat("./170/binderfs", [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5990 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./160" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] umount2("./166", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./165/binderfs", [pid 5002] unlink("./170/binderfs") = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] umount2("./154", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 5001] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] unlink("./165/binderfs" [pid 4997] mkdir("./161", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5002] close(3) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] rmdir("./170" [pid 5001] fstat(3, [pid 5002] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] mkdir("./171", 0777 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] fstat(3, ./strace-static-x86_64: Process 5990 attached [pid 5002] <... mkdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] close(3 [pid 5990] chdir("./168" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5990] <... chdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... close resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5992 attached [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 5992 [pid 5990] <... prctl resumed>) = 0 [pid 5990] setpgid(0, 0) = 0 [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5990] write(3, "1000", 4) = 4 [pid 5990] close(3) = 0 [pid 5990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5990] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] umount2("./166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./165" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5991 [pid 4996] getdents64(3, [pid 5992] chdir("./171" [pid 5990] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5990] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5991 attached [pid 5992] <... chdir resumed>) = 0 [pid 5990] <... mmap resumed>) = 0x20fff000 [pid 5001] lstat("./166/binderfs", [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./166/binderfs" [pid 4998] mkdir("./166", 0777 [pid 4996] umount2("./154/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5991] chdir("./161" [pid 5990] exit_group(0 [pid 5991] <... chdir resumed>) = 0 [pid 5990] <... exit_group resumed>) = ? [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5992] <... prctl resumed>) = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 4998] <... mkdir resumed>) = 0 [pid 4996] lstat("./154/binderfs", [pid 5991] <... prctl resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5991] setpgid(0, 0 [pid 5001] close(3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... close resumed>) = 0 [pid 5991] <... setpgid resumed>) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] rmdir("./166" [pid 4996] unlink("./154/binderfs" [pid 5991] <... openat resumed>) = 3 [pid 5991] write(3, "1000", 4) = 4 [pid 5991] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 5000] umount2("./168", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5991] <... close resumed>) = 0 [pid 5991] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5993 [pid 4996] getdents64(3, [pid 5001] mkdir("./167", 0777 [pid 5000] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5991] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4996] close(3 [pid 5991] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] fstat(3, [pid 5992] setpgid(0, 0 [pid 5991] <... mmap resumed>) = 0x20fff000 [pid 4996] <... close resumed>) = 0 [pid 5991] exit_group(0) = ? [pid 5992] <... setpgid resumed>) = 0 [pid 5991] +++ exited with 0 +++ [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./154" [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5994 [pid 5000] getdents64(3, ./strace-static-x86_64: Process 5993 attached [pid 5993] chdir("./166" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] mkdir("./155", 0777 [pid 5000] umount2("./168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... restart_syscall resumed>) = 0 [pid 5993] <... chdir resumed>) = 0 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] setpgid(0, 0 [pid 5000] lstat("./168/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./161", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5994 attached [pid 5993] <... setpgid resumed>) = 0 [pid 5994] chdir("./167" [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] unlink("./168/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 5995 [pid 5994] <... chdir resumed>) = 0 [pid 5993] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5993] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4997] fstat(3, [pid 5000] <... close resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] rmdir("./168" [pid 4997] getdents64(3, [pid 5994] <... prctl resumed>) = 0 [pid 5993] <... write resumed>) = 4 [pid 5994] setpgid(0, 0 [pid 5993] close(3 [pid 5994] <... setpgid resumed>) = 0 [pid 5993] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5995 attached [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5993] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5995] chdir("./155" [pid 5994] <... openat resumed>) = 3 [pid 5993] <... symlink resumed>) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] mkdir("./169", 0777 [pid 4997] umount2("./161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5995] <... chdir resumed>) = 0 [pid 5994] write(3, "1000", 4 [pid 5993] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5994] <... write resumed>) = 4 [pid 5993] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5995] <... prctl resumed>) = 0 [pid 5994] close(3 [pid 5993] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] lstat("./161/binderfs", [pid 5995] setpgid(0, 0 [pid 5994] <... close resumed>) = 0 [pid 5993] <... mmap resumed>) = 0x20fff000 [pid 5992] <... openat resumed>) = 3 [pid 5995] <... setpgid resumed>) = 0 [pid 5994] symlink("/dev/binderfs", "./binderfs" [pid 5993] exit_group(0 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5994] <... symlink resumed>) = 0 [pid 5993] <... exit_group resumed>) = ? [pid 5992] write(3, "1000", 4 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5996 attached [pid 5995] <... openat resumed>) = 3 [pid 5994] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5993] +++ exited with 0 +++ [pid 5992] <... write resumed>) = 4 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 5996 [pid 4997] unlink("./161/binderfs" [pid 5995] write(3, "1000", 4 [pid 5994] <... openat resumed>) = 3 [pid 5995] <... write resumed>) = 4 [pid 5994] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5995] close(3 [pid 5994] <... mmap resumed>) = 0x20fff000 [pid 5992] close(3 [pid 4997] <... unlink resumed>) = 0 [pid 5995] <... close resumed>) = 0 [pid 5994] exit_group(0 [pid 5995] symlink("/dev/binderfs", "./binderfs" [pid 5994] <... exit_group resumed>) = ? [pid 5992] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 5996] chdir("./169" [pid 5995] <... symlink resumed>) = 0 [pid 5994] +++ exited with 0 +++ [pid 5992] symlink("/dev/binderfs", "./binderfs" [pid 4998] umount2("./166", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5996] <... chdir resumed>) = 0 [pid 5995] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5992] <... symlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5995] <... openat resumed>) = 3 [pid 5995] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 5996] <... prctl resumed>) = 0 [pid 5995] <... mmap resumed>) = 0x20fff000 [pid 5992] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5996] setpgid(0, 0 [pid 5995] exit_group(0 [pid 4998] <... openat resumed>) = 3 [pid 4997] rmdir("./161" [pid 5995] <... exit_group resumed>) = ? [pid 5001] <... restart_syscall resumed>) = 0 [pid 4998] fstat(3, [pid 5996] <... setpgid resumed>) = 0 [pid 5995] +++ exited with 0 +++ [pid 5992] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./167", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4997] mkdir("./162", 0777 [pid 5992] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 4996] umount2("./155", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] lstat("./166/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] getdents64(3, [pid 4998] unlink("./166/binderfs" [pid 4996] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5996] <... openat resumed>) = 3 [pid 4996] <... openat resumed>) = 3 [pid 5996] write(3, "1000", 4 [pid 4998] <... unlink resumed>) = 0 [pid 4996] fstat(3, [pid 5996] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5996] close(3) = 0 [pid 5001] umount2("./167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 5997 [pid 4996] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3 [pid 5001] lstat("./167/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./155/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./166" [pid 5992] <... mmap resumed>) = 0x20fff000 [pid 5001] unlink("./167/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5996] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... rmdir resumed>) = 0 [pid 5996] <... symlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] mkdir("./167", 0777 [pid 5992] exit_group(0 [pid 4996] lstat("./155/binderfs", [pid 5001] getdents64(3, ./strace-static-x86_64: Process 5997 attached [pid 4998] <... mkdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] close(3 [pid 4996] unlink("./155/binderfs" [pid 5996] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5997] chdir("./162") = 0 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... close resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 5998 [pid 4996] <... unlink resumed>) = 0 [pid 5996] <... openat resumed>) = 3 [pid 5001] rmdir("./167" [pid 4996] getdents64(3, [pid 5992] <... exit_group resumed>) = ? [pid 5997] <... prctl resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5996] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5997] setpgid(0, 0 [pid 5001] mkdir("./168", 0777 [pid 4996] close(3 [pid 5997] <... setpgid resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 4996] rmdir("./155" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5998 attached [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... rmdir resumed>) = 0 [pid 5998] chdir("./167" [pid 5997] <... openat resumed>) = 3 [pid 4996] mkdir("./156", 0777 [pid 5998] <... chdir resumed>) = 0 [pid 5997] write(3, "1000", 4 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 5999 [pid 4996] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5997] <... write resumed>) = 4 [pid 5998] <... prctl resumed>) = 0 [pid 5997] close(3 [pid 5998] setpgid(0, 0 [pid 5997] <... close resumed>) = 0 [pid 5996] <... mmap resumed>) = 0x20fff000 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6000 ./strace-static-x86_64: Process 6000 attached [pid 5998] <... setpgid resumed>) = 0 [pid 5997] symlink("/dev/binderfs", "./binderfs" [pid 5996] exit_group(0 [pid 5992] +++ exited with 0 +++ ./strace-static-x86_64: Process 5999 attached [pid 6000] chdir("./156" [pid 5998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5997] <... symlink resumed>) = 0 [pid 6000] <... chdir resumed>) = 0 [pid 5999] chdir("./168" [pid 5998] <... openat resumed>) = 3 [pid 5997] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5996] <... exit_group resumed>) = ? [pid 5999] <... chdir resumed>) = 0 [pid 5998] write(3, "1000", 4 [pid 5997] <... openat resumed>) = 3 [pid 5999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5998] <... write resumed>) = 4 [pid 5997] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5999] <... prctl resumed>) = 0 [pid 5998] close(3 [pid 5997] <... mmap resumed>) = 0x20fff000 [pid 5996] +++ exited with 0 +++ [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] setpgid(0, 0 [pid 5998] <... close resumed>) = 0 [pid 5997] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5999] <... setpgid resumed>) = 0 [pid 5998] symlink("/dev/binderfs", "./binderfs" [pid 5997] <... exit_group resumed>) = ? [pid 5002] umount2("./171", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6000] <... prctl resumed>) = 0 [pid 5999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5998] <... symlink resumed>) = 0 [pid 5997] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5999] <... openat resumed>) = 3 [pid 5998] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6000] setpgid(0, 0 [pid 5999] write(3, "1000", 4 [pid 5998] <... openat resumed>) = 3 [pid 6000] <... setpgid resumed>) = 0 [pid 5999] <... write resumed>) = 4 [pid 5998] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... openat resumed>) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5999] close(3 [pid 5998] <... mmap resumed>) = 0x20fff000 [pid 5002] fstat(3, [pid 6000] <... openat resumed>) = 3 [pid 5999] <... close resumed>) = 0 [pid 5998] exit_group(0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5999] symlink("/dev/binderfs", "./binderfs" [pid 5998] <... exit_group resumed>) = ? [pid 5000] umount2("./169", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6000] write(3, "1000", 4 [pid 5999] <... symlink resumed>) = 0 [pid 5998] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6000] <... write resumed>) = 4 [pid 5999] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6000] close(3 [pid 5999] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./162", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6000] <... close resumed>) = 0 [pid 5999] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... openat resumed>) = 3 [pid 6000] symlink("/dev/binderfs", "./binderfs" [pid 5999] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5999] exit_group(0 [pid 5002] lstat("./171/binderfs", [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5999] <... exit_group resumed>) = ? [pid 4997] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6000] <... symlink resumed>) = 0 [pid 5999] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4998] umount2("./167", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] unlink("./171/binderfs" [pid 4997] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... unlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] fstat(3, [pid 5002] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... openat resumed>) = 3 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] lstat("./169/binderfs", [pid 4998] fstat(3, [pid 5001] umount2("./168", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] unlink("./169/binderfs" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 4997] umount2("./162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 4998] umount2("./167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./162/binderfs", [pid 5002] <... close resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4998] lstat("./167/binderfs", [pid 4997] unlink("./162/binderfs" [pid 5002] rmdir("./171" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4998] unlink("./167/binderfs" [pid 4997] <... unlink resumed>) = 0 [pid 6000] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 6000] <... openat resumed>) = 3 [pid 5002] mkdir("./172", 0777 [pid 5001] umount2("./168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] getdents64(3, [pid 6000] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./169" [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6000] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] lstat("./168/binderfs", [pid 6000] <... exit_group resumed>) = ? [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6000] +++ exited with 0 +++ [pid 5001] unlink("./168/binderfs" [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6001 [pid 5001] <... unlink resumed>) = 0 [pid 5000] mkdir("./170", 0777 [pid 4998] close(3 [pid 4997] <... close resumed>) = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 5001] rmdir("./168" [pid 4998] <... close resumed>) = 0 [pid 4997] rmdir("./162" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... rmdir resumed>) = 0 [pid 4998] rmdir("./167" [pid 5001] mkdir("./169", 0777) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... rmdir resumed>) = 0 [pid 4998] mkdir("./168", 0777 [pid 4997] mkdir("./163", 0777 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6003 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6002 ./strace-static-x86_64: Process 6002 attached [pid 4998] <... mkdir resumed>) = 0 [pid 6002] chdir("./170") = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./156", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6002] <... prctl resumed>) = 0 [pid 6002] setpgid(0, 0) = 0 [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6001 attached [pid 6001] chdir("./172" [pid 6002] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6004 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6005 [pid 4996] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6001] <... chdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4996] getdents64(3, [pid 6002] write(3, "1000", 4 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6001] setpgid(0, 0 [pid 4996] umount2("./156/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6002] <... write resumed>) = 4 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6002] close(3 [pid 6001] <... setpgid resumed>) = 0 [pid 4996] lstat("./156/binderfs", ./strace-static-x86_64: Process 6005 attached [pid 6002] <... close resumed>) = 0 [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] symlink("/dev/binderfs", "./binderfs" [pid 6001] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6003 attached [pid 6005] chdir("./163" [pid 6002] <... symlink resumed>) = 0 [pid 6001] write(3, "1000", 4 [pid 4996] unlink("./156/binderfs"./strace-static-x86_64: Process 6004 attached [pid 6002] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6001] <... write resumed>) = 4 [pid 4996] <... unlink resumed>) = 0 [pid 6004] chdir("./168" [pid 6002] <... openat resumed>) = 3 [pid 6001] close(3 [pid 4996] getdents64(3, [pid 6004] <... chdir resumed>) = 0 [pid 6002] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6001] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6005] <... chdir resumed>) = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6003] chdir("./169" [pid 6002] <... mmap resumed>) = 0x20fff000 [pid 6001] symlink("/dev/binderfs", "./binderfs" [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] close(3 [pid 6005] <... prctl resumed>) = 0 [pid 6004] <... prctl resumed>) = 0 [pid 6003] <... chdir resumed>) = 0 [pid 6002] exit_group(0 [pid 6001] <... symlink resumed>) = 0 [pid 6005] setpgid(0, 0 [pid 6004] setpgid(0, 0 [pid 6002] <... exit_group resumed>) = ? [pid 6001] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... close resumed>) = 0 [pid 6005] <... setpgid resumed>) = 0 [pid 6004] <... setpgid resumed>) = 0 [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6002] +++ exited with 0 +++ [pid 6001] <... openat resumed>) = 3 [pid 4996] rmdir("./156" [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6001] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6004] <... openat resumed>) = 3 [pid 6001] <... mmap resumed>) = 0x20fff000 [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... rmdir resumed>) = 0 [pid 6003] <... prctl resumed>) = 0 [pid 6004] write(3, "1000", 4 [pid 6001] exit_group(0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./157", 0777 [pid 6005] <... openat resumed>) = 3 [pid 6004] <... write resumed>) = 4 [pid 6003] setpgid(0, 0 [pid 6001] <... exit_group resumed>) = ? [pid 5000] umount2("./170", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6005] write(3, "1000", 4 [pid 6004] close(3 [pid 6003] <... setpgid resumed>) = 0 [pid 6001] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6004] <... close resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6005] <... write resumed>) = 4 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6004] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... openat resumed>) = 3 [pid 6004] <... symlink resumed>) = 0 [pid 6004] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6004] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6005] close(3 [pid 6004] <... mmap resumed>) = 0x20fff000 [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] fstat(3, [pid 6005] <... close resumed>) = 0 [pid 6004] exit_group(0 [pid 5002] umount2("./172", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6005] symlink("/dev/binderfs", "./binderfs" [pid 6004] <... exit_group resumed>) = ? [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6006 [pid 6005] <... symlink resumed>) = 0 [pid 6004] +++ exited with 0 +++ [pid 6003] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] getdents64(3, ./strace-static-x86_64: Process 6006 attached [pid 5002] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] fstat(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6005] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6003] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6006] chdir("./157" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6005] <... openat resumed>) = 3 [pid 5000] lstat("./170/binderfs", [pid 6003] <... write resumed>) = 4 [pid 5002] umount2("./172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6006] <... chdir resumed>) = 0 [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] unlink("./170/binderfs" [pid 6005] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6003] close(3 [pid 5002] lstat("./172/binderfs", [pid 6006] <... prctl resumed>) = 0 [pid 6006] setpgid(0, 0 [pid 5000] <... unlink resumed>) = 0 [pid 6006] <... setpgid resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./168", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] unlink("./172/binderfs" [pid 5000] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5000] close(3 [pid 4998] <... openat resumed>) = 3 [pid 6006] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6003] <... close resumed>) = 0 [pid 5002] close(3 [pid 5000] rmdir("./170" [pid 6003] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6006] write(3, "1000", 4) = 4 [pid 6006] close(3 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] rmdir("./172" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6006] <... close resumed>) = 0 [pid 6006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6003] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] mkdir("./171", 0777 [pid 4998] umount2("./168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6006] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6005] <... mmap resumed>) = 0x20fff000 [pid 6003] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] mkdir("./173", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6006] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6007 attached [pid 6006] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6005] exit_group(0 [pid 6003] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] lstat("./168/binderfs", [pid 6006] <... mmap resumed>) = 0x20fff000 [pid 6005] <... exit_group resumed>) = ? [pid 6003] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6007 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6006] exit_group(0) = ? [pid 6006] +++ exited with 0 +++ [pid 6005] +++ exited with 0 +++ [pid 6007] chdir("./171" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] unlink("./168/binderfs" [pid 6007] <... chdir resumed>) = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6007] setpgid(0, 0) = 0 [pid 6003] <... mmap resumed>) = 0x20fff000 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6008 [pid 4998] <... unlink resumed>) = 0 [pid 6007] <... openat resumed>) = 3 [pid 6003] exit_group(0 [pid 6007] write(3, "1000", 4 [pid 4998] getdents64(3, [pid 6007] <... write resumed>) = 4 [pid 6003] <... exit_group resumed>) = ? [pid 6007] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6007] <... close resumed>) = 0 [pid 6007] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6003] +++ exited with 0 +++ [pid 4998] close(3 [pid 4996] umount2("./157", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6007] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... close resumed>) = 0 ./strace-static-x86_64: Process 6008 attached [pid 4998] rmdir("./168" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6008] chdir("./173") = 0 [pid 6007] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./163", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6008] <... prctl resumed>) = 0 [pid 6007] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... openat resumed>) = 3 [pid 4997] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./169", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6008] setpgid(0, 0 [pid 6007] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./169", 0777 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6008] <... setpgid resumed>) = 0 [pid 6007] <... exit_group resumed>) = ? [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... openat resumed>) = 3 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] fstat(3, [pid 4996] getdents64(3, [pid 5001] fstat(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] getdents64(3, [pid 4997] getdents64(3, [pid 4996] umount2("./157/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6008] <... openat resumed>) = 3 [pid 6007] +++ exited with 0 +++ [pid 6008] write(3, "1000", 4) = 4 [pid 6008] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6008] <... close resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6008] symlink("/dev/binderfs", "./binderfs" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] umount2("./169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6009 [pid 4997] umount2("./163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./157/binderfs", [pid 6008] <... symlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6008] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] lstat("./169/binderfs", [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] lstat("./163/binderfs", [pid 6008] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./157/binderfs" [pid 6008] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] unlink("./169/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6009 attached [pid 6008] <... mmap resumed>) = 0x20fff000 [pid 4996] <... unlink resumed>) = 0 [pid 6009] chdir("./169" [pid 6008] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] umount2("./171", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./163/binderfs" [pid 4996] getdents64(3, [pid 6009] <... chdir resumed>) = 0 [pid 6008] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6008] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 5000] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 4996] close(3 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... close resumed>) = 0 [pid 5000] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... close resumed>) = 0 [pid 6009] <... prctl resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./157" [pid 6009] setpgid(0, 0 [pid 5000] getdents64(3, [pid 6009] <... setpgid resumed>) = 0 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] close(3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] rmdir("./169" [pid 5000] umount2("./171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./158", 0777 [pid 4997] <... close resumed>) = 0 [pid 6009] <... openat resumed>) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6009] write(3, "1000", 4 [pid 5000] lstat("./171/binderfs", [pid 4997] rmdir("./163" [pid 6009] <... write resumed>) = 4 [pid 6009] close(3) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6009] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./173", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] mkdir("./170", 0777 [pid 5000] unlink("./171/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6009] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 6009] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... unlink resumed>) = 0 [pid 4997] mkdir("./164", 0777 [pid 6009] exit_group(0) = ? [pid 5000] getdents64(3, [pid 6009] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6010 [pid 5002] fstat(3, ./strace-static-x86_64: Process 6010 attached [pid 6010] chdir("./158") = 0 [pid 6010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5000] close(3 [pid 6010] setpgid(0, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6011 [pid 5000] rmdir("./171" [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6010] <... setpgid resumed>) = 0 [pid 6010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6010] write(3, "1000", 4) = 4 [pid 6010] close(3) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] mkdir("./172", 0777 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6012 [pid 5002] umount2("./173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... restart_syscall resumed>) = 0 [pid 6010] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 5002] lstat("./173/binderfs", [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6010] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6010] <... openat resumed>) = 3 [pid 6010] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 ./strace-static-x86_64: Process 6011 attached [pid 5002] unlink("./173/binderfs" [pid 4998] umount2("./169", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6013 [pid 6011] chdir("./170" [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 4998] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6010] exit_group(0 [pid 5002] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 5002] rmdir("./173" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6011] <... chdir resumed>) = 0 [pid 6010] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6013 attached ./strace-static-x86_64: Process 6012 attached [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] mkdir("./174", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6012] chdir("./164" [pid 6011] <... prctl resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] umount2("./169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6012] <... chdir resumed>) = 0 [pid 6011] setpgid(0, 0 [pid 6010] +++ exited with 0 +++ [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6011] <... setpgid resumed>) = 0 [pid 6012] <... prctl resumed>) = 0 [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6014 [pid 4998] lstat("./169/binderfs", [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6012] setpgid(0, 0 [pid 6011] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6012] <... setpgid resumed>) = 0 [pid 6011] write(3, "1000", 4 [pid 4998] unlink("./169/binderfs" [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6011] <... write resumed>) = 4 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 4998] getdents64(3, [pid 6012] <... openat resumed>) = 3 [pid 6011] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6012] write(3, "1000", 4 [pid 6011] <... close resumed>) = 0 [pid 4998] close(3 [pid 4996] umount2("./158", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6014 attached [pid 6012] <... write resumed>) = 4 [pid 6011] symlink("/dev/binderfs", "./binderfs" [pid 6014] chdir("./174" [pid 6012] close(3 [pid 6011] <... symlink resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6014] <... chdir resumed>) = 0 [pid 6013] chdir("./172" [pid 6012] <... close resumed>) = 0 [pid 6011] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] rmdir("./169" [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6013] <... chdir resumed>) = 0 [pid 6012] symlink("/dev/binderfs", "./binderfs" [pid 6011] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6014] <... prctl resumed>) = 0 [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6012] <... symlink resumed>) = 0 [pid 6011] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6014] setpgid(0, 0 [pid 6013] <... prctl resumed>) = 0 [pid 6012] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6011] <... mmap resumed>) = 0x20fff000 [pid 4998] mkdir("./170", 0777 [pid 4996] <... openat resumed>) = 3 [pid 6014] <... setpgid resumed>) = 0 [pid 6013] setpgid(0, 0 [pid 6012] <... openat resumed>) = 3 [pid 6011] exit_group(0 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6013] <... setpgid resumed>) = 0 [pid 6012] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6011] <... exit_group resumed>) = ? [pid 4998] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 6014] <... openat resumed>) = 3 [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6012] <... mmap resumed>) = 0x20fff000 [pid 6011] +++ exited with 0 +++ [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6014] write(3, "1000", 4 [pid 6012] exit_group(0 [pid 6014] <... write resumed>) = 4 [pid 6012] <... exit_group resumed>) = ? [pid 4996] getdents64(3, [pid 6014] close(3 [pid 6013] <... openat resumed>) = 3 [pid 6012] +++ exited with 0 +++ [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6014] <... close resumed>) = 0 [pid 5001] umount2("./170", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6015 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6013] write(3, "1000", 4 [pid 6014] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6014] <... symlink resumed>) = 0 [pid 6013] <... write resumed>) = 4 [pid 5001] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] umount2("./158/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6014] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6013] close(3 [pid 6014] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4997] umount2("./164", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6014] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6013] <... close resumed>) = 0 [pid 5001] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6014] <... mmap resumed>) = 0x20fff000 [pid 6013] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] lstat("./158/binderfs", [pid 6014] exit_group(0 [pid 5001] getdents64(3, [pid 6014] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6014] +++ exited with 0 +++ [pid 6013] <... symlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] fstat(3, [pid 4996] unlink("./158/binderfs" [pid 5001] umount2("./170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6015 attached [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./170/binderfs", [pid 4997] getdents64(3, [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4996] getdents64(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] unlink("./170/binderfs" [pid 4997] umount2("./164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6015] chdir("./170" [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] close(3 [pid 5001] getdents64(3, [pid 4997] lstat("./164/binderfs", [pid 4996] <... close resumed>) = 0 [pid 6015] <... chdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] umount2("./174", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./164/binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] rmdir("./158" [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... unlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6015] <... prctl resumed>) = 0 [pid 6015] setpgid(0, 0) = 0 [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 5001] close(3 [pid 4997] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 5002] fstat(3, [pid 5001] <... close resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] mkdir("./159", 0777 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] rmdir("./170" [pid 4997] close(3 [pid 6015] <... openat resumed>) = 3 [pid 6015] write(3, "1000", 4 [pid 4996] <... mkdir resumed>) = 0 [pid 6015] <... write resumed>) = 4 [pid 6015] close(3) = 0 [pid 6015] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... rmdir resumed>) = 0 [pid 6015] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] mkdir("./171", 0777 [pid 4997] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6015] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./164" [pid 6015] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 6015] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6015] exit_group(0) = ? [pid 6015] +++ exited with 0 +++ [pid 5002] umount2("./174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6016 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./165", 0777./strace-static-x86_64: Process 6016 attached [pid 6016] chdir("./159") = 0 [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] lstat("./174/binderfs", [pid 6016] <... prctl resumed>) = 0 [pid 6016] setpgid(0, 0) = 0 [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6017 [pid 4998] umount2("./170", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6013] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] unlink("./174/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6016] <... openat resumed>) = 3 [pid 6016] write(3, "1000", 4) = 4 [pid 6016] close(3) = 0 [pid 6016] symlink("/dev/binderfs", "./binderfs" [pid 4998] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6016] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6018 [pid 5002] getdents64(3, [pid 4998] fstat(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./174" [pid 4998] getdents64(3, [pid 6016] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6017 attached [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] mkdir("./175", 0777 [pid 4998] umount2("./170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6017] chdir("./171") = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6013] <... openat resumed>) = 3 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6016] <... openat resumed>) = 3 [pid 6017] <... prctl resumed>) = 0 [pid 6016] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6017] setpgid(0, 0 [pid 6016] <... mmap resumed>) = 0x20fff000 [pid 6013] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] lstat("./170/binderfs", [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6019 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./170/binderfs"./strace-static-x86_64: Process 6018 attached [pid 6017] <... setpgid resumed>) = 0 [pid 6016] exit_group(0 [pid 4998] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 6018] chdir("./165" [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6016] <... exit_group resumed>) = ? [pid 6013] <... mmap resumed>) = 0x20fff000 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 4998] rmdir("./170"./strace-static-x86_64: Process 6019 attached [pid 6018] <... chdir resumed>) = 0 [pid 6017] <... openat resumed>) = 3 [pid 6016] +++ exited with 0 +++ [pid 6013] exit_group(0 [pid 4998] <... rmdir resumed>) = 0 [pid 4998] mkdir("./171", 0777 [pid 6019] chdir("./175" [pid 6018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6017] write(3, "1000", 4 [pid 6019] <... chdir resumed>) = 0 [pid 6018] <... prctl resumed>) = 0 [pid 6017] <... write resumed>) = 4 [pid 6013] <... exit_group resumed>) = ? [pid 4998] <... mkdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6018] setpgid(0, 0 [pid 6017] close(3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6019] <... prctl resumed>) = 0 [pid 6018] <... setpgid resumed>) = 0 [pid 6017] <... close resumed>) = 0 [pid 6019] setpgid(0, 0 [pid 6018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6017] symlink("/dev/binderfs", "./binderfs" [pid 6019] <... setpgid resumed>) = 0 [pid 6018] <... openat resumed>) = 3 [pid 6017] <... symlink resumed>) = 0 [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6018] write(3, "1000", 4 [pid 6017] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6019] <... openat resumed>) = 3 [pid 6018] <... write resumed>) = 4 [pid 6017] <... openat resumed>) = 3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6020 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6019] write(3, "1000", 4 [pid 6018] close(3 [pid 6017] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6013] +++ exited with 0 +++ [pid 6019] <... write resumed>) = 4 [pid 6018] <... close resumed>) = 0 [pid 6017] <... mmap resumed>) = 0x20fff000 [pid 6019] close(3 [pid 6018] symlink("/dev/binderfs", "./binderfs" [pid 6017] exit_group(0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6019] <... close resumed>) = 0 [pid 6018] <... symlink resumed>) = 0 [pid 6017] <... exit_group resumed>) = ? [pid 6019] symlink("/dev/binderfs", "./binderfs" [pid 6018] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6017] +++ exited with 0 +++ [pid 4996] umount2("./159", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6020 attached [pid 6019] <... symlink resumed>) = 0 [pid 6018] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6020] chdir("./171" [pid 6019] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6018] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6020] <... chdir resumed>) = 0 [pid 6019] <... openat resumed>) = 3 [pid 6018] <... mmap resumed>) = 0x20fff000 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6019] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6018] exit_group(0 [pid 4996] <... openat resumed>) = 3 [pid 6020] <... prctl resumed>) = 0 [pid 6019] <... mmap resumed>) = 0x20fff000 [pid 6018] <... exit_group resumed>) = ? [pid 5001] <... restart_syscall resumed>) = 0 [pid 6020] setpgid(0, 0 [pid 6019] exit_group(0 [pid 6018] +++ exited with 0 +++ [pid 5000] umount2("./172", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6020] <... setpgid resumed>) = 0 [pid 6019] <... exit_group resumed>) = ? [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6019] +++ exited with 0 +++ [pid 5001] umount2("./171", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... openat resumed>) = 3 [pid 6020] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6020] write(3, "1000", 4 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... openat resumed>) = 3 [pid 6020] <... write resumed>) = 4 [pid 4997] umount2("./165", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6020] close(3 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./159/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] fstat(3, [pid 6020] <... close resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6020] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6020] <... symlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] lstat("./159/binderfs", [pid 6020] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] getdents64(3, [pid 5000] umount2("./172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6020] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6020] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./175", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 4996] unlink("./159/binderfs" [pid 6020] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] lstat("./172/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6020] exit_group(0 [pid 5002] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6020] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 [pid 5001] lstat("./171/binderfs", [pid 5000] unlink("./172/binderfs" [pid 4997] getdents64(3, [pid 4996] getdents64(3, [pid 6020] +++ exited with 0 +++ [pid 5002] fstat(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] unlink("./171/binderfs" [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 4997] umount2("./165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] lstat("./165/binderfs", [pid 4996] rmdir("./159" [pid 5002] umount2("./175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] close(3 [pid 4998] umount2("./171", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] lstat("./175/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] rmdir("./172" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./165/binderfs" [pid 4996] mkdir("./160", 0777 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] close(3 [pid 4998] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] unlink("./175/binderfs" [pid 4998] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] rmdir("./171" [pid 5000] mkdir("./173", 0777 [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 5002] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] umount2("./171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] rmdir("./175" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... rmdir resumed>) = 0 [pid 5001] mkdir("./172", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] lstat("./171/binderfs", [pid 4997] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] mkdir("./176", 0777 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] unlink("./171/binderfs" [pid 4997] <... close resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... unlink resumed>) = 0 [pid 4997] rmdir("./165" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6021 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6022 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4998] rmdir("./171") = 0 [pid 4998] mkdir("./172", 0777) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6022 attached [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6023 [pid 4997] mkdir("./166", 0777 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6025 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6024 ./strace-static-x86_64: Process 6021 attached [pid 4997] <... mkdir resumed>) = 0 [pid 6021] chdir("./160" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6023 attached [pid 6023] chdir("./172" [pid 6021] <... chdir resumed>) = 0 [pid 6021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6023] <... chdir resumed>) = 0 [pid 6021] <... prctl resumed>) = 0 [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] setpgid(0, 0) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6026 ./strace-static-x86_64: Process 6024 attached [pid 6023] <... prctl resumed>) = 0 [pid 6022] chdir("./176" [pid 6021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6025 attached [pid 6023] setpgid(0, 0 [pid 6022] <... chdir resumed>) = 0 [pid 6021] <... openat resumed>) = 3 [pid 6025] chdir("./172" [pid 6023] <... setpgid resumed>) = 0 [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] write(3, "1000", 4./strace-static-x86_64: Process 6026 attached [pid 6025] <... chdir resumed>) = 0 [pid 6024] chdir("./173" [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6022] <... prctl resumed>) = 0 [pid 6021] <... write resumed>) = 4 [pid 6025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6024] <... chdir resumed>) = 0 [pid 6023] <... openat resumed>) = 3 [pid 6022] setpgid(0, 0 [pid 6021] close(3 [pid 6025] <... prctl resumed>) = 0 [pid 6023] write(3, "1000", 4 [pid 6021] <... close resumed>) = 0 [pid 6025] setpgid(0, 0 [pid 6023] <... write resumed>) = 4 [pid 6021] symlink("/dev/binderfs", "./binderfs" [pid 6025] <... setpgid resumed>) = 0 [pid 6023] close(3 [pid 6025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6023] <... close resumed>) = 0 [pid 6022] <... setpgid resumed>) = 0 [pid 6021] <... symlink resumed>) = 0 [pid 6025] <... openat resumed>) = 3 [pid 6023] symlink("/dev/binderfs", "./binderfs" [pid 6021] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6026] chdir("./166" [pid 6025] write(3, "1000", 4 [pid 6024] <... prctl resumed>) = 0 [pid 6023] <... symlink resumed>) = 0 [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6021] <... openat resumed>) = 3 [pid 6025] <... write resumed>) = 4 [pid 6023] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6021] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6026] <... chdir resumed>) = 0 [pid 6025] close(3 [pid 6024] setpgid(0, 0 [pid 6023] <... openat resumed>) = 3 [pid 6022] <... openat resumed>) = 3 [pid 6021] <... mmap resumed>) = 0x20fff000 [pid 6025] <... close resumed>) = 0 [pid 6023] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6021] exit_group(0 [pid 6022] write(3, "1000", 4 [pid 6024] <... setpgid resumed>) = 0 [pid 6026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6025] symlink("/dev/binderfs", "./binderfs" [pid 6023] <... mmap resumed>) = 0x20fff000 [pid 6022] <... write resumed>) = 4 [pid 6021] <... exit_group resumed>) = ? [pid 6026] <... prctl resumed>) = 0 [pid 6025] <... symlink resumed>) = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6023] exit_group(0 [pid 6022] close(3 [pid 6021] +++ exited with 0 +++ [pid 6026] setpgid(0, 0 [pid 6025] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6023] <... exit_group resumed>) = ? [pid 6022] <... close resumed>) = 0 [pid 6026] <... setpgid resumed>) = 0 [pid 6025] <... openat resumed>) = 3 [pid 6024] <... openat resumed>) = 3 [pid 6023] +++ exited with 0 +++ [pid 6022] symlink("/dev/binderfs", "./binderfs" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6025] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6024] write(3, "1000", 4 [pid 6022] <... symlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6025] exit_group(0) = ? [pid 4996] <... restart_syscall resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6025] +++ exited with 0 +++ [pid 6024] <... write resumed>) = 4 [pid 6022] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] umount2("./172", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] umount2("./160", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... openat resumed>) = 3 [pid 4998] umount2("./172", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6022] <... openat resumed>) = 3 [pid 6024] close(3 [pid 4998] fstat(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6022] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./172/binderfs", [pid 4996] umount2("./160/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6024] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./172/binderfs" [pid 4998] lstat("./172/binderfs", [pid 4996] lstat("./160/binderfs", [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./160/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] unlink("./172/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 6026] <... openat resumed>) = 3 [pid 5001] close(3 [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 6024] symlink("/dev/binderfs", "./binderfs" [pid 6022] <... mmap resumed>) = 0x20fff000 [pid 5001] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 6026] write(3, "1000", 4 [pid 5001] rmdir("./172" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6026] <... write resumed>) = 4 [pid 6024] <... symlink resumed>) = 0 [pid 6022] exit_group(0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 6026] close(3 [pid 6022] <... exit_group resumed>) = ? [pid 5001] mkdir("./173", 0777 [pid 4998] close(3 [pid 4996] <... close resumed>) = 0 [pid 6026] <... close resumed>) = 0 [pid 6024] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] rmdir("./160" [pid 6026] symlink("/dev/binderfs", "./binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./172" [pid 6026] <... symlink resumed>) = 0 [pid 6022] +++ exited with 0 +++ [pid 4996] <... rmdir resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6027 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6024] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] mkdir("./161", 0777 [pid 6026] <... openat resumed>) = 3 [pid 4998] mkdir("./173", 0777 [pid 6026] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4996] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6024] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./176", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6026] exit_group(0) = ? [pid 6026] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 6027 attached [pid 5002] fstat(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6028 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6029 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./166", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] umount2("./176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 5002] lstat("./176/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 6027] chdir("./173" [pid 5002] unlink("./176/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6024] <... mmap resumed>) = 0x20fff000 [pid 6027] <... chdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4997] umount2("./166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6029 attached [pid 6027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] close(3 [pid 4997] lstat("./166/binderfs", [pid 6029] chdir("./161" [pid 6027] <... prctl resumed>) = 0 [pid 6024] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 6029] <... chdir resumed>) = 0 [pid 6027] setpgid(0, 0 [pid 6024] <... exit_group resumed>) = ? [pid 5002] rmdir("./176" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6027] <... setpgid resumed>) = 0 [pid 6029] <... prctl resumed>) = 0 [pid 6027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 4997] unlink("./166/binderfs" [pid 5002] mkdir("./177", 0777 [pid 6029] setpgid(0, 0 [pid 6027] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6029] <... setpgid resumed>) = 0 [pid 6027] write(3, "1000", 4 [pid 6029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 6029] <... openat resumed>) = 3 [pid 6027] <... write resumed>) = 4 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6029] write(3, "1000", 4 [pid 6027] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6029] <... write resumed>) = 4 [pid 6027] <... close resumed>) = 0 [pid 6029] close(3 [pid 6027] symlink("/dev/binderfs", "./binderfs" [pid 6029] <... close resumed>) = 0 [pid 6027] <... symlink resumed>) = 0 [pid 4997] close(3 [pid 6029] symlink("/dev/binderfs", "./binderfs" [pid 6027] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6030 [pid 4997] <... close resumed>) = 0 [pid 6029] <... symlink resumed>) = 0 [pid 6029] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] rmdir("./166"./strace-static-x86_64: Process 6028 attached [pid 6029] <... openat resumed>) = 3 [pid 6027] <... openat resumed>) = 3 [pid 6024] +++ exited with 0 +++ [pid 6029] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6027] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6029] <... mmap resumed>) = 0x20fff000 [pid 6028] chdir("./173" [pid 6027] <... mmap resumed>) = 0x20fff000 [pid 4997] <... rmdir resumed>) = 0 [pid 6029] exit_group(0 [pid 6028] <... chdir resumed>) = 0 [pid 6027] exit_group(0./strace-static-x86_64: Process 6030 attached [pid 6029] <... exit_group resumed>) = ? [pid 6027] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./167", 0777 [pid 6030] chdir("./177" [pid 6029] +++ exited with 0 +++ [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6027] +++ exited with 0 +++ [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6030] <... chdir resumed>) = 0 [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6030] setpgid(0, 0) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... mkdir resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] <... prctl resumed>) = 0 [pid 6030] <... openat resumed>) = 3 [pid 5001] umount2("./173", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6030] write(3, "1000", 4) = 4 [pid 6030] close(3) = 0 [pid 6030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./173", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6028] setpgid(0, 0 [pid 5001] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./161", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6031 [pid 6030] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... openat resumed>) = 3 [pid 6030] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] fstat(3, [pid 4996] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6030] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6030] <... mmap resumed>) = 0x20fff000 [pid 6028] <... setpgid resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 4996] fstat(3, [pid 5001] umount2("./173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] lstat("./173/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] lstat("./173/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./173/binderfs" [pid 5000] unlink("./173/binderfs" [pid 4996] umount2("./161/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6031 attached [pid 6030] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 6031] chdir("./167" [pid 6030] <... exit_group resumed>) = ? [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6031] <... chdir resumed>) = 0 [pid 6030] +++ exited with 0 +++ [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4996] lstat("./161/binderfs", [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 5000] close(3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] rmdir("./173" [pid 4996] unlink("./161/binderfs" [pid 5002] umount2("./177", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] rmdir("./173" [pid 6031] <... prctl resumed>) = 0 [pid 6031] setpgid(0, 0) = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... rmdir resumed>) = 0 [pid 6031] <... openat resumed>) = 3 [pid 6028] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... rmdir resumed>) = 0 [pid 5000] mkdir("./174", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 6031] write(3, "1000", 4 [pid 5002] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] mkdir("./174", 0777 [pid 6031] <... write resumed>) = 4 [pid 6031] close(3) = 0 [pid 6031] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6031] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 6031] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6028] write(3, "1000", 4 [pid 5002] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6031] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 6031] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6031] exit_group(0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] close(3 [pid 6031] <... exit_group resumed>) = ? [pid 6031] +++ exited with 0 +++ [pid 6028] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6032 [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 6032 attached [pid 6032] chdir("./174") = 0 [pid 6032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6032] setpgid(0, 0) = 0 [pid 6032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6028] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6033 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] rmdir("./161" [pid 5002] umount2("./177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6033 attached [pid 6033] chdir("./174" [pid 4996] <... rmdir resumed>) = 0 [pid 4996] mkdir("./162", 0777 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./167", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6032] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] lstat("./177/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] <... close resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6033] <... chdir resumed>) = 0 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6033] setpgid(0, 0 [pid 6032] write(3, "1000", 4 [pid 6033] <... setpgid resumed>) = 0 [pid 6032] <... write resumed>) = 4 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6032] close(3 [pid 4997] <... openat resumed>) = 3 [pid 5002] unlink("./177/binderfs" [pid 6028] symlink("/dev/binderfs", "./binderfs" [pid 4997] fstat(3, [pid 6033] <... openat resumed>) = 3 [pid 6032] <... close resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6034 [pid 5002] getdents64(3, [pid 4997] getdents64(3, [pid 6033] write(3, "1000", 4 [pid 6032] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6028] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 4997] umount2("./167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./177" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6028] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6033] <... write resumed>) = 4 [pid 6032] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] lstat("./167/binderfs", [pid 5002] mkdir("./178", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6034 attached [pid 6033] close(3 [pid 6032] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 4997] unlink("./167/binderfs" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6034] chdir("./162" [pid 6033] <... close resumed>) = 0 [pid 6032] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6034] <... chdir resumed>) = 0 [pid 6033] symlink("/dev/binderfs", "./binderfs" [pid 6032] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6033] <... symlink resumed>) = 0 [pid 6032] <... mmap resumed>) = 0x20fff000 [pid 6028] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6034] <... prctl resumed>) = 0 [pid 6033] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6032] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6035 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6028] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6034] setpgid(0, 0 [pid 6033] <... openat resumed>) = 3 [pid 6032] <... exit_group resumed>) = ? [pid 4997] close(3 [pid 6034] <... setpgid resumed>) = 0 [pid 6033] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6032] +++ exited with 0 +++ [pid 6028] <... mmap resumed>) = 0x20fff000 [pid 4997] <... close resumed>) = 0 [pid 6034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6033] <... mmap resumed>) = 0x20fff000 [pid 4997] rmdir("./167" [pid 6034] <... openat resumed>) = 3 [pid 6033] exit_group(0 [pid 6028] exit_group(0 [pid 6034] write(3, "1000", 4 [pid 6033] <... exit_group resumed>) = ? [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6035 attached [pid 6034] <... write resumed>) = 4 [pid 6033] +++ exited with 0 +++ [pid 6028] <... exit_group resumed>) = ? [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... rmdir resumed>) = 0 [pid 6035] chdir("./178" [pid 6034] close(3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./168", 0777 [pid 6035] <... chdir resumed>) = 0 [pid 6034] <... close resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 6035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6034] symlink("/dev/binderfs", "./binderfs" [pid 6035] <... prctl resumed>) = 0 [pid 6034] <... symlink resumed>) = 0 [pid 6035] setpgid(0, 0 [pid 6034] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... mkdir resumed>) = 0 [pid 6035] <... setpgid resumed>) = 0 [pid 6034] <... openat resumed>) = 3 [pid 6035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6034] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] umount2("./174", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6035] <... openat resumed>) = 3 [pid 6034] <... mmap resumed>) = 0x20fff000 [pid 6028] +++ exited with 0 +++ [pid 5001] umount2("./174", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6035] write(3, "1000", 4 [pid 6034] exit_group(0 [pid 6035] <... write resumed>) = 4 [pid 6034] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6036 attached [pid 6035] close(3 [pid 6034] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6036 [pid 6035] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 6035] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 5000] fstat(3, [pid 4996] umount2("./162", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./173", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 4996] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... openat resumed>) = 3 [pid 6035] <... symlink resumed>) = 0 [pid 5001] umount2("./174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6035] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] fstat(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6035] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./174/binderfs", [pid 5000] lstat("./174/binderfs", [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6036] chdir("./168" [pid 6035] <... mmap resumed>) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6035] exit_group(0 [pid 5001] unlink("./174/binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6035] <... exit_group resumed>) = ? [pid 6036] <... chdir resumed>) = 0 [pid 6035] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 5000] unlink("./174/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./162/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... unlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] getdents64(3, [pid 4998] umount2("./173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6036] <... prctl resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 4996] lstat("./162/binderfs", [pid 6036] setpgid(0, 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] close(3 [pid 4998] lstat("./173/binderfs", [pid 6036] <... setpgid resumed>) = 0 [pid 5001] rmdir("./174" [pid 5000] <... close resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] rmdir("./174" [pid 4998] unlink("./173/binderfs" [pid 6036] <... openat resumed>) = 3 [pid 5002] umount2("./178", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] unlink("./162/binderfs" [pid 6036] write(3, "1000", 4 [pid 4998] getdents64(3, [pid 6036] <... write resumed>) = 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6036] close(3 [pid 5002] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] mkdir("./175", 0777 [pid 5000] mkdir("./175", 0777 [pid 4998] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 6036] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 6036] symlink("/dev/binderfs", "./binderfs" [pid 4998] rmdir("./173" [pid 6036] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6036] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./174", 0777 [pid 6036] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6036] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6036] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 6036] exit_group(0 [pid 5002] umount2("./178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6037 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6038 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6039 [pid 6036] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 6038 attached [pid 6036] +++ exited with 0 +++ [pid 5002] lstat("./178/binderfs", [pid 4996] rmdir("./162" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6037 attached [pid 6037] chdir("./175" [pid 5002] unlink("./178/binderfs" [pid 4996] <... rmdir resumed>) = 0 [pid 6037] <... chdir resumed>) = 0 [pid 6037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] getdents64(3, [pid 4996] mkdir("./163", 0777 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6037] setpgid(0, 0) = 0 [pid 6037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] close(3 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6037] write(3, "1000", 4 [pid 5002] <... close resumed>) = 0 [pid 6037] <... write resumed>) = 4 [pid 6037] close(3) = 0 [pid 6037] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6039 attached ) = 0 [pid 5002] rmdir("./178" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6040 [pid 6039] chdir("./174" [pid 6037] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 4997] umount2("./168", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6039] <... chdir resumed>) = 0 [pid 6037] <... openat resumed>) = 3 [pid 5002] mkdir("./179", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6037] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6039] <... prctl resumed>) = 0 [pid 6037] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 6038] chdir("./175" [pid 4997] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6039] setpgid(0, 0 [pid 6038] <... chdir resumed>) = 0 [pid 6037] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6040 attached [pid 6039] <... setpgid resumed>) = 0 [pid 6037] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6041 attached [pid 6040] chdir("./163" [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6037] +++ exited with 0 +++ [pid 4997] fstat(3, [pid 6040] <... chdir resumed>) = 0 [pid 6039] <... openat resumed>) = 3 [pid 6038] <... prctl resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6041 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6039] write(3, "1000", 4 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6040] <... prctl resumed>) = 0 [pid 6039] <... write resumed>) = 4 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] getdents64(3, [pid 6040] setpgid(0, 0 [pid 6039] close(3 [pid 6040] <... setpgid resumed>) = 0 [pid 6039] <... close resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6039] symlink("/dev/binderfs", "./binderfs" [pid 6038] setpgid(0, 0 [pid 6041] chdir("./179" [pid 6040] <... openat resumed>) = 3 [pid 6039] <... symlink resumed>) = 0 [pid 4997] umount2("./168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6040] write(3, "1000", 4 [pid 6039] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6038] <... setpgid resumed>) = 0 [pid 6041] <... chdir resumed>) = 0 [pid 6040] <... write resumed>) = 4 [pid 6039] <... openat resumed>) = 3 [pid 5001] umount2("./175", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6040] close(3 [pid 6039] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./168/binderfs", [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6040] <... close resumed>) = 0 [pid 6039] <... mmap resumed>) = 0x20fff000 [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6040] symlink("/dev/binderfs", "./binderfs" [pid 6039] exit_group(0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6040] <... symlink resumed>) = 0 [pid 6039] <... exit_group resumed>) = ? [pid 6038] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4997] unlink("./168/binderfs" [pid 6041] <... prctl resumed>) = 0 [pid 6040] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6039] +++ exited with 0 +++ [pid 5001] fstat(3, [pid 6041] setpgid(0, 0 [pid 6040] <... openat resumed>) = 3 [pid 6038] write(3, "1000", 4 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6040] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6038] <... write resumed>) = 4 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6041] <... setpgid resumed>) = 0 [pid 6040] <... mmap resumed>) = 0x20fff000 [pid 6038] close(3 [pid 5001] getdents64(3, [pid 4998] umount2("./174", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 6040] exit_group(0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6040] <... exit_group resumed>) = ? [pid 4998] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6040] +++ exited with 0 +++ [pid 6038] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6038] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 4997] close(3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... close resumed>) = 0 [pid 5001] lstat("./175/binderfs", [pid 4998] getdents64(3, [pid 4997] rmdir("./168" [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6038] <... symlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] umount2("./174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6041] <... openat resumed>) = 3 [pid 6038] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] unlink("./175/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6041] write(3, "1000", 4 [pid 4998] lstat("./174/binderfs", [pid 6041] <... write resumed>) = 4 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./169", 0777 [pid 6041] close(3 [pid 6038] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4998] unlink("./174/binderfs" [pid 6041] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6041] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6041] <... symlink resumed>) = 0 [pid 6038] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6041] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] close(3 [pid 4996] umount2("./163", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6041] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 6041] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] rmdir("./174" [pid 6041] <... mmap resumed>) = 0x20fff000 [pid 6038] <... mmap resumed>) = 0x20fff000 [pid 5001] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6041] exit_group(0 [pid 5001] rmdir("./175" [pid 4998] mkdir("./175", 0777 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6042 [pid 4996] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6041] <... exit_group resumed>) = ? [pid 6038] exit_group(0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6041] +++ exited with 0 +++ [pid 6038] <... exit_group resumed>) = ? [pid 5001] mkdir("./176", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6043 ./strace-static-x86_64: Process 6042 attached [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6042] chdir("./169") = 0 [pid 6042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] getdents64(3, [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6044 [pid 6042] <... prctl resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./163/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6042] setpgid(0, 0 [pid 5002] umount2("./179", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./163/binderfs", [pid 5002] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6042] <... setpgid resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 6042] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 4996] unlink("./163/binderfs" [pid 6042] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6042] <... write resumed>) = 4 [pid 4996] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4996] getdents64(3, [pid 6042] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] umount2("./179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 6038] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./179/binderfs", [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 6043 attached [pid 6042] <... close resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] rmdir("./163" [pid 6043] chdir("./175" [pid 6042] symlink("/dev/binderfs", "./binderfs" [pid 5002] unlink("./179/binderfs" [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6043] <... chdir resumed>) = 0 [pid 6042] <... symlink resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6042] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] mkdir("./164", 0777./strace-static-x86_64: Process 6044 attached [pid 6043] <... prctl resumed>) = 0 [pid 6042] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 6043] setpgid(0, 0 [pid 6042] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6043] <... setpgid resumed>) = 0 [pid 6042] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6044] chdir("./176" [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6042] exit_group(0 [pid 5002] close(3 [pid 5000] umount2("./175", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6043] <... openat resumed>) = 3 [pid 6042] <... exit_group resumed>) = ? [pid 5002] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6044] <... chdir resumed>) = 0 [pid 6043] write(3, "1000", 4 [pid 6042] +++ exited with 0 +++ [pid 5002] rmdir("./179" [pid 5000] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6043] <... write resumed>) = 4 [pid 6043] close(3) = 0 [pid 6043] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6043] <... symlink resumed>) = 0 [pid 5002] mkdir("./180", 0777 [pid 5000] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6045 [pid 6043] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6044] <... prctl resumed>) = 0 [pid 6043] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 6043] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6044] setpgid(0, 0 [pid 6043] <... mmap resumed>) = 0x20fff000 [pid 6043] exit_group(0) = ? [pid 6044] <... setpgid resumed>) = 0 [pid 6043] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4997] umount2("./169", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6046 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6045 attached [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6045] chdir("./164" [pid 6044] <... openat resumed>) = 3 [pid 5000] lstat("./175/binderfs", [pid 4998] umount2("./175", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6045] <... chdir resumed>) = 0 [pid 6044] write(3, "1000", 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... openat resumed>) = 3 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] <... write resumed>) = 4 [pid 5000] unlink("./175/binderfs" [pid 4998] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6046 attached [pid 6045] <... prctl resumed>) = 0 [pid 6044] close(3 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] fstat(3, [pid 6046] chdir("./180" [pid 6045] setpgid(0, 0 [pid 6044] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] fstat(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6046] <... chdir resumed>) = 0 [pid 6045] <... setpgid resumed>) = 0 [pid 6044] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6044] <... symlink resumed>) = 0 [pid 5000] close(3 [pid 4998] getdents64(3, [pid 6046] <... prctl resumed>) = 0 [pid 6045] <... openat resumed>) = 3 [pid 6044] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... close resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6046] setpgid(0, 0 [pid 6045] write(3, "1000", 4 [pid 5000] rmdir("./175" [pid 4998] umount2("./175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6046] <... setpgid resumed>) = 0 [pid 6045] <... write resumed>) = 4 [pid 6044] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6045] close(3 [pid 6044] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] lstat("./175/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6046] <... openat resumed>) = 3 [pid 6045] <... close resumed>) = 0 [pid 5000] mkdir("./176", 0777 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] lstat("./169/binderfs", [pid 6046] write(3, "1000", 4 [pid 6045] symlink("/dev/binderfs", "./binderfs" [pid 4998] unlink("./175/binderfs" [pid 6046] <... write resumed>) = 4 [pid 6045] <... symlink resumed>) = 0 [pid 6044] <... mmap resumed>) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6046] close(3 [pid 6045] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 4997] unlink("./169/binderfs" [pid 6046] <... close resumed>) = 0 [pid 6045] <... openat resumed>) = 3 [pid 6044] exit_group(0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6046] symlink("/dev/binderfs", "./binderfs" [pid 6045] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] close(3 [pid 6046] <... symlink resumed>) = 0 [pid 6045] <... mmap resumed>) = 0x20fff000 [pid 6044] <... exit_group resumed>) = ? [pid 4998] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6046] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6045] exit_group(0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6047 [pid 4998] rmdir("./175" [pid 4997] getdents64(3, [pid 6046] <... openat resumed>) = 3 [pid 6045] <... exit_group resumed>) = ? [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6046] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6045] +++ exited with 0 +++ [pid 6044] +++ exited with 0 +++ [pid 4998] mkdir("./176", 0777 [pid 4997] close(3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6046] <... mmap resumed>) = 0x20fff000 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6046] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] rmdir("./169" [pid 6046] <... exit_group resumed>) = ? [pid 5001] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6048 attached ./strace-static-x86_64: Process 6047 attached [pid 6046] +++ exited with 0 +++ [pid 5001] <... restart_syscall resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6048 [pid 4997] <... rmdir resumed>) = 0 [pid 6047] chdir("./176") = 0 [pid 4997] mkdir("./170", 0777 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] umount2("./176", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6047] <... prctl resumed>) = 0 [pid 6047] setpgid(0, 0) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./180", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6047] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... openat resumed>) = 3 [pid 4996] umount2("./164", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6047] write(3, "1000", 4) = 4 [pid 6047] close(3) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6047] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 5002] fstat(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6049 [pid 4996] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4996] fstat(3, [pid 6047] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6047] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6048] chdir("./176" [pid 6047] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6049 attached [pid 6047] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] lstat("./180/binderfs", [pid 5001] lstat("./176/binderfs", [pid 6049] chdir("./170" [pid 6048] <... chdir resumed>) = 0 [pid 6047] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6049] <... chdir resumed>) = 0 [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6047] exit_group(0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6047] <... exit_group resumed>) = ? [pid 5002] unlink("./180/binderfs" [pid 5001] unlink("./176/binderfs" [pid 4996] umount2("./164/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6049] <... prctl resumed>) = 0 [pid 6048] <... prctl resumed>) = 0 [pid 6047] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 6049] setpgid(0, 0) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] lstat("./164/binderfs", [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] getdents64(3, [pid 4996] unlink("./164/binderfs" [pid 5002] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 6049] <... openat resumed>) = 3 [pid 5001] close(3 [pid 5002] <... close resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 6049] write(3, "1000", 4 [pid 5001] rmdir("./176" [pid 4996] getdents64(3, [pid 5002] rmdir("./180" [pid 5000] umount2("./176", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6049] <... write resumed>) = 4 [pid 6049] close(3) = 0 [pid 6049] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6049] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] close(3 [pid 6049] <... openat resumed>) = 3 [pid 5002] mkdir("./181", 0777 [pid 5001] mkdir("./177", 0777 [pid 6049] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6049] exit_group(0 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 6049] <... exit_group resumed>) = ? [pid 6049] +++ exited with 0 +++ [pid 6048] setpgid(0, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4996] rmdir("./164" [pid 6048] <... setpgid resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 6048] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./165", 0777 [pid 6048] write(3, "1000", 4) = 4 [pid 6048] close(3) = 0 [pid 6048] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6048] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] umount2("./176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6048] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./170", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 6048] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] lstat("./176/binderfs", [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6050 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6051 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6048] exit_group(0) = ? [pid 5000] unlink("./176/binderfs" [pid 4997] <... openat resumed>) = 3 [pid 6048] +++ exited with 0 +++ [pid 5000] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6050 attached [pid 5000] getdents64(3, [pid 4997] fstat(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6052 [pid 5000] close(3 [pid 4998] umount2("./176", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./176" [pid 4998] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] getdents64(3, [pid 6050] chdir("./181" [pid 5000] <... rmdir resumed>) = 0 [pid 6050] <... chdir resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5000] mkdir("./177", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] fstat(3, ./strace-static-x86_64: Process 6052 attached ./strace-static-x86_64: Process 6051 attached [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6052] chdir("./165" [pid 6050] <... prctl resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6052] <... chdir resumed>) = 0 [pid 6050] setpgid(0, 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6050] <... setpgid resumed>) = 0 [pid 6052] <... prctl resumed>) = 0 [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6052] setpgid(0, 0 [pid 6050] <... openat resumed>) = 3 [pid 4997] lstat("./170/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6052] <... setpgid resumed>) = 0 [pid 6050] write(3, "1000", 4 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6050] <... write resumed>) = 4 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6053 [pid 4997] unlink("./170/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6052] <... openat resumed>) = 3 [pid 6050] close(3 [pid 6052] write(3, "1000", 4 [pid 6050] <... close resumed>) = 0 [pid 6052] <... write resumed>) = 4 [pid 6050] symlink("/dev/binderfs", "./binderfs" [pid 4998] lstat("./176/binderfs", [pid 4997] <... unlink resumed>) = 0 [pid 6052] close(3 [pid 6051] chdir("./177" [pid 6050] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6053 attached [pid 6052] <... close resumed>) = 0 [pid 6051] <... chdir resumed>) = 0 [pid 6050] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 6053] chdir("./177" [pid 6052] symlink("/dev/binderfs", "./binderfs" [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6050] <... openat resumed>) = 3 [pid 4998] unlink("./176/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6053] <... chdir resumed>) = 0 [pid 6052] <... symlink resumed>) = 0 [pid 6051] <... prctl resumed>) = 0 [pid 6050] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6052] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6051] setpgid(0, 0 [pid 6050] <... mmap resumed>) = 0x20fff000 [pid 4998] <... unlink resumed>) = 0 [pid 4997] close(3 [pid 6053] <... prctl resumed>) = 0 [pid 6052] <... openat resumed>) = 3 [pid 6050] exit_group(0 [pid 6053] setpgid(0, 0 [pid 6052] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6051] <... setpgid resumed>) = 0 [pid 6050] <... exit_group resumed>) = ? [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 6053] <... setpgid resumed>) = 0 [pid 6052] <... mmap resumed>) = 0x20fff000 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6050] +++ exited with 0 +++ [pid 6053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6052] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./170" [pid 6053] <... openat resumed>) = 3 [pid 6052] <... exit_group resumed>) = ? [pid 6051] <... openat resumed>) = 3 [pid 4998] close(3 [pid 6053] write(3, "1000", 4 [pid 6052] +++ exited with 0 +++ [pid 6051] write(3, "1000", 4 [pid 4997] <... rmdir resumed>) = 0 [pid 6053] <... write resumed>) = 4 [pid 6051] <... write resumed>) = 4 [pid 4998] <... close resumed>) = 0 [pid 4997] mkdir("./171", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6053] close(3 [pid 6051] close(3 [pid 5002] umount2("./181", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./176" [pid 6053] <... close resumed>) = 0 [pid 6053] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6053] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... rmdir resumed>) = 0 [pid 6053] <... openat resumed>) = 3 [pid 6051] <... close resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6053] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6051] symlink("/dev/binderfs", "./binderfs" [pid 5002] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] mkdir("./177", 0777 [pid 6053] <... mmap resumed>) = 0x20fff000 [pid 6053] exit_group(0 [pid 4996] umount2("./165", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6053] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 [pid 6053] +++ exited with 0 +++ [pid 6051] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6054 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6054 attached [pid 5002] getdents64(3, [pid 4996] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 6054] chdir("./171" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./177", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6054] <... chdir resumed>) = 0 [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6054] setpgid(0, 0) = 0 [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6051] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 5002] lstat("./181/binderfs", [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6055 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./165/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] unlink("./181/binderfs" [pid 5000] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6054] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] lstat("./165/binderfs", [pid 6051] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 6054] write(3, "1000", 4 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] unlink("./165/binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6054] <... write resumed>) = 4 [pid 4996] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5002] close(3 [pid 5000] lstat("./177/binderfs", [pid 5002] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6055 attached [pid 6054] close(3 [pid 5002] rmdir("./181" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6051] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] close(3 [pid 6055] chdir("./177" [pid 6054] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] unlink("./177/binderfs" [pid 5002] mkdir("./182", 0777 [pid 4996] <... close resumed>) = 0 [pid 6055] <... chdir resumed>) = 0 [pid 6054] symlink("/dev/binderfs", "./binderfs" [pid 6055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6054] <... symlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] rmdir("./165" [pid 5002] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 6055] <... prctl resumed>) = 0 [pid 6054] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6055] setpgid(0, 0 [pid 6054] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6055] <... setpgid resumed>) = 0 [pid 6054] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] <... mmap resumed>) = 0x20fff000 [pid 5000] close(3 [pid 4996] mkdir("./166", 0777 [pid 6055] <... openat resumed>) = 3 [pid 6054] exit_group(0 [pid 6051] <... mmap resumed>) = 0x20fff000 [pid 6055] write(3, "1000", 4 [pid 6054] <... exit_group resumed>) = ? [pid 5000] <... close resumed>) = 0 [pid 6055] <... write resumed>) = 4 [pid 6054] +++ exited with 0 +++ [pid 6051] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6056 [pid 5000] rmdir("./177" [pid 4996] <... mkdir resumed>) = 0 [pid 6055] close(3) = 0 [pid 6055] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6051] <... exit_group resumed>) = ? [pid 5000] <... rmdir resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6055] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] mkdir("./178", 0777 [pid 4997] umount2("./171", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6056 attached [pid 6055] <... openat resumed>) = 3 [pid 6056] chdir("./182" [pid 6055] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6056] <... chdir resumed>) = 0 [pid 6055] <... mmap resumed>) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6057 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6055] exit_group(0 [pid 6056] <... prctl resumed>) = 0 [pid 6055] <... exit_group resumed>) = ? [pid 6056] setpgid(0, 0 [pid 6055] +++ exited with 0 +++ [pid 6051] +++ exited with 0 +++ [pid 4997] <... openat resumed>) = 3 [pid 6056] <... setpgid resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6058 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, ./strace-static-x86_64: Process 6058 attached [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./177", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6057 attached [pid 6056] write(3, "1000", 4 [pid 5001] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6057] chdir("./166" [pid 6056] <... write resumed>) = 4 [pid 6057] <... chdir resumed>) = 0 [pid 6056] close(3 [pid 5001] <... openat resumed>) = 3 [pid 4997] umount2("./171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6058] chdir("./178" [pid 6057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6056] <... close resumed>) = 0 [pid 5001] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6057] <... prctl resumed>) = 0 [pid 6056] symlink("/dev/binderfs", "./binderfs" [pid 4998] umount2("./177", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6057] setpgid(0, 0 [pid 6056] <... symlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./171/binderfs", [pid 5001] getdents64(3, [pid 6057] <... setpgid resumed>) = 0 [pid 6056] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6058] <... chdir resumed>) = 0 [pid 6057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6056] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6057] <... openat resumed>) = 3 [pid 6056] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] umount2("./177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 4997] unlink("./171/binderfs" [pid 6058] <... prctl resumed>) = 0 [pid 6057] write(3, "1000", 4 [pid 6056] <... mmap resumed>) = 0x20fff000 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6058] setpgid(0, 0 [pid 6057] <... write resumed>) = 4 [pid 6056] exit_group(0 [pid 5001] lstat("./177/binderfs", [pid 4998] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 6058] <... setpgid resumed>) = 0 [pid 6057] close(3 [pid 6056] <... exit_group resumed>) = ? [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] getdents64(3, [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] <... close resumed>) = 0 [pid 6056] +++ exited with 0 +++ [pid 5001] unlink("./177/binderfs" [pid 4998] umount2("./177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6057] symlink("/dev/binderfs", "./binderfs" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6058] <... openat resumed>) = 3 [pid 6057] <... symlink resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... unlink resumed>) = 0 [pid 4998] lstat("./177/binderfs", [pid 4997] close(3 [pid 6058] write(3, "1000", 4 [pid 6057] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6058] <... write resumed>) = 4 [pid 6057] <... openat resumed>) = 3 [pid 4998] unlink("./177/binderfs" [pid 4997] <... close resumed>) = 0 [pid 6058] close(3 [pid 6057] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] rmdir("./171" [pid 6058] <... close resumed>) = 0 [pid 6057] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./182", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] close(3 [pid 4998] getdents64(3, [pid 6057] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 6058] symlink("/dev/binderfs", "./binderfs" [pid 6057] <... exit_group resumed>) = ? [pid 5002] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... close resumed>) = 0 [pid 4998] close(3 [pid 4997] mkdir("./172", 0777 [pid 6058] <... symlink resumed>) = 0 [pid 6057] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 5001] rmdir("./177" [pid 4998] <... close resumed>) = 0 [pid 4998] rmdir("./177") = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4998] mkdir("./178", 0777 [pid 5001] <... rmdir resumed>) = 0 [pid 6058] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 5001] mkdir("./178", 0777 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6059 [pid 5002] getdents64(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6060 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6060 attached [pid 6060] chdir("./172") = 0 [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6060] setpgid(0, 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] umount2("./182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6061 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./182/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6058] <... openat resumed>) = 3 [pid 4996] umount2("./166", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6058] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./182/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6060] <... setpgid resumed>) = 0 [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] close(3 [pid 4996] fstat(3, [pid 5002] <... close resumed>) = 0 [pid 6060] <... openat resumed>) = 3 [pid 5002] rmdir("./182" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6060] write(3, "1000", 4 [pid 6058] <... mmap resumed>) = 0x20fff000 [pid 6060] <... write resumed>) = 4 [pid 6060] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 6060] <... close resumed>) = 0 [pid 5002] mkdir("./183", 0777 [pid 4996] getdents64(3, [pid 6060] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6060] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] umount2("./166/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6060] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6058] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6059 attached [pid 6060] <... openat resumed>) = 3 [pid 6060] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6059] chdir("./178"./strace-static-x86_64: Process 6061 attached [pid 6060] <... mmap resumed>) = 0x20fff000 [pid 6059] <... chdir resumed>) = 0 [pid 6058] <... exit_group resumed>) = ? [pid 4996] lstat("./166/binderfs", [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6062 [pid 6060] exit_group(0 [pid 6059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6060] <... exit_group resumed>) = ? [pid 4996] unlink("./166/binderfs" [pid 6060] +++ exited with 0 +++ [pid 6059] <... prctl resumed>) = 0 [pid 6058] +++ exited with 0 +++ [pid 6059] setpgid(0, 0 [pid 4996] <... unlink resumed>) = 0 [pid 6059] <... setpgid resumed>) = 0 [pid 4996] getdents64(3, [pid 6061] chdir("./178" [pid 6059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./178", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6062 attached [pid 6059] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 6062] chdir("./183" [pid 6059] write(3, "1000", 4 [pid 6061] <... chdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4996] rmdir("./166" [pid 6062] <... chdir resumed>) = 0 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6059] <... write resumed>) = 4 [pid 5000] fstat(3, [pid 6062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6059] close(3 [pid 6062] <... prctl resumed>) = 0 [pid 6059] <... close resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6062] setpgid(0, 0 [pid 6059] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./172", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6062] <... setpgid resumed>) = 0 [pid 6061] <... prctl resumed>) = 0 [pid 6059] <... symlink resumed>) = 0 [pid 4996] mkdir("./167", 0777 [pid 6062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6061] setpgid(0, 0 [pid 6059] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6062] <... openat resumed>) = 3 [pid 6061] <... setpgid resumed>) = 0 [pid 6059] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 6062] write(3, "1000", 4 [pid 6059] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6062] <... write resumed>) = 4 [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6059] <... mmap resumed>) = 0x20fff000 [pid 5000] umount2("./178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 6062] close(3 [pid 6059] exit_group(0 [pid 6062] <... close resumed>) = 0 [pid 6059] <... exit_group resumed>) = ? [pid 6062] symlink("/dev/binderfs", "./binderfs" [pid 6061] <... openat resumed>) = 3 [pid 6059] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 6062] <... symlink resumed>) = 0 [pid 6061] write(3, "1000", 4 [pid 5000] lstat("./178/binderfs", [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6062] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6061] <... write resumed>) = 4 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6063 [pid 6062] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 6062] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] unlink("./178/binderfs" [pid 6062] <... mmap resumed>) = 0x20fff000 [pid 6061] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6062] exit_group(0 [pid 6061] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] umount2("./178", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6063 attached [pid 6062] <... exit_group resumed>) = ? [pid 6061] symlink("/dev/binderfs", "./binderfs" [pid 5000] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6063] chdir("./167" [pid 6062] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] lstat("./172/binderfs", [pid 5000] close(3 [pid 4998] <... openat resumed>) = 3 [pid 6063] <... chdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6063] <... prctl resumed>) = 0 [pid 6063] setpgid(0, 0) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] rmdir("./178" [pid 4997] unlink("./172/binderfs" [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 6061] <... symlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6063] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] mkdir("./179", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6063] write(3, "1000", 4) = 4 [pid 6063] close(3) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 6063] symlink("/dev/binderfs", "./binderfs" [pid 4998] umount2("./178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6063] <... symlink resumed>) = 0 [pid 5002] umount2("./183", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6063] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6063] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6061] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] lstat("./178/binderfs", [pid 4997] getdents64(3, [pid 6063] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6063] <... exit_group resumed>) = ? [pid 6063] +++ exited with 0 +++ [pid 6061] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6064 [pid 4998] unlink("./178/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6064 attached [pid 6064] chdir("./179" [pid 6061] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 4998] <... unlink resumed>) = 0 [pid 4997] close(3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6064] <... chdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 5002] umount2("./183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./172" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3 [pid 6064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6064] setpgid(0, 0) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] lstat("./183/binderfs", [pid 4998] <... close resumed>) = 0 [pid 4997] mkdir("./173", 0777 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] rmdir("./178" [pid 6064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... mkdir resumed>) = 0 [pid 5002] unlink("./183/binderfs" [pid 6064] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 6064] write(3, "1000", 4) = 4 [pid 6064] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 6064] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] mkdir("./179", 0777 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./167", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6064] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6064] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] rmdir("./183" [pid 6064] exit_group(0) = ? ./strace-static-x86_64: Process 6065 attached [pid 4996] <... openat resumed>) = 3 [pid 6065] chdir("./173") = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6066 [pid 5002] mkdir("./184", 0777 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6065 [pid 4996] fstat(3, [pid 6064] +++ exited with 0 +++ [pid 6061] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] getdents64(3, [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6065] setpgid(0, 0) = 0 [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6067 [pid 4996] umount2("./167/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6065] write(3, "1000", 4 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6061] exit_group(0 [pid 4996] lstat("./167/binderfs", [pid 6061] <... exit_group resumed>) = ? [pid 6065] <... write resumed>) = 4 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6065] close(3 [pid 4996] unlink("./167/binderfs" [pid 6065] <... close resumed>) = 0 [pid 6065] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] <... unlink resumed>) = 0 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6066 attached [pid 6065] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./179", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] rmdir("./167"./strace-static-x86_64: Process 6067 attached [pid 6066] chdir("./179" [pid 6065] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 5000] fstat(3, [pid 4996] mkdir("./168", 0777 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6067] chdir("./184" [pid 6066] <... chdir resumed>) = 0 [pid 6065] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6067] <... chdir resumed>) = 0 [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6065] <... mmap resumed>) = 0x20fff000 [pid 5000] umount2("./179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6068 [pid 6061] +++ exited with 0 +++ [pid 5000] lstat("./179/binderfs", [pid 6067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6066] <... prctl resumed>) = 0 [pid 6065] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6067] <... prctl resumed>) = 0 [pid 6066] setpgid(0, 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6067] setpgid(0, 0 [pid 6066] <... setpgid resumed>) = 0 [pid 6065] <... exit_group resumed>) = ? [pid 5000] unlink("./179/binderfs"./strace-static-x86_64: Process 6068 attached [pid 6067] <... setpgid resumed>) = 0 [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6065] +++ exited with 0 +++ [pid 5001] <... restart_syscall resumed>) = 0 [pid 6068] chdir("./168" [pid 6067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6066] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6068] <... chdir resumed>) = 0 [pid 6067] <... openat resumed>) = 3 [pid 6066] write(3, "1000", 4 [pid 6067] write(3, "1000", 4 [pid 6066] <... write resumed>) = 4 [pid 5000] getdents64(3, [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6067] <... write resumed>) = 4 [pid 6066] close(3 [pid 6067] close(3 [pid 6066] <... close resumed>) = 0 [pid 5001] umount2("./178", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6068] <... prctl resumed>) = 0 [pid 6067] <... close resumed>) = 0 [pid 6066] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 6067] symlink("/dev/binderfs", "./binderfs" [pid 6066] <... symlink resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6068] setpgid(0, 0 [pid 6067] <... symlink resumed>) = 0 [pid 6066] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... close resumed>) = 0 [pid 4997] umount2("./173", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6068] <... setpgid resumed>) = 0 [pid 6067] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6066] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 5000] rmdir("./179" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6067] <... openat resumed>) = 3 [pid 6066] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6067] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6066] <... mmap resumed>) = 0x20fff000 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6068] <... openat resumed>) = 3 [pid 6067] <... mmap resumed>) = 0x20fff000 [pid 6066] exit_group(0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] mkdir("./180", 0777 [pid 6068] write(3, "1000", 4 [pid 6067] exit_group(0 [pid 6066] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 6068] <... write resumed>) = 4 [pid 6067] <... exit_group resumed>) = ? [pid 6066] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 4997] fstat(3, [pid 6068] close(3 [pid 6067] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6068] <... close resumed>) = 0 [pid 6068] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 5001] umount2("./178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5002] umount2("./184", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./178/binderfs", [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6069 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] umount2("./173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6069 attached [pid 5002] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... openat resumed>) = 3 [pid 6068] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 5001] unlink("./178/binderfs" [pid 6069] chdir("./180" [pid 4997] lstat("./173/binderfs", [pid 6068] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6068] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] umount2("./179", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6069] <... chdir resumed>) = 0 [pid 6068] <... mmap resumed>) = 0x20fff000 [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6068] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] unlink("./173/binderfs" [pid 6068] <... exit_group resumed>) = ? [pid 5002] umount2("./184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] close(3 [pid 6069] <... prctl resumed>) = 0 [pid 6068] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6069] setpgid(0, 0 [pid 5002] lstat("./184/binderfs", [pid 5001] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 4997] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6069] <... setpgid resumed>) = 0 [pid 5002] unlink("./184/binderfs" [pid 5001] rmdir("./178" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5002] <... unlink resumed>) = 0 [pid 4997] close(3 [pid 6069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] mkdir("./179", 0777 [pid 4998] getdents64(3, [pid 4997] rmdir("./173" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6069] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 6069] write(3, "1000", 4) = 4 [pid 4997] <... rmdir resumed>) = 0 [pid 6069] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] close(3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./174", 0777 [pid 4998] umount2("./179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./168", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6069] <... close resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 6069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6069] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] rmdir("./184" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6069] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4998] lstat("./179/binderfs", [pid 4996] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6069] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6070 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 5002] mkdir("./185", 0777 [pid 4998] unlink("./179/binderfs" [pid 6069] exit_group(0) = ? [pid 4998] <... unlink resumed>) = 0 [pid 4996] fstat(3, [pid 5002] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6071 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6069] +++ exited with 0 +++ ./strace-static-x86_64: Process 6070 attached [pid 6070] chdir("./179") = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] close(3 [pid 4996] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 6070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6072 [pid 4998] rmdir("./179" [pid 4996] umount2("./168/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6070] <... prctl resumed>) = 0 [pid 6070] setpgid(0, 0) = 0 [pid 6070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./180", 0777 [pid 4996] lstat("./168/binderfs", [pid 6070] <... openat resumed>) = 3 [pid 6070] write(3, "1000", 4 [pid 4998] <... mkdir resumed>) = 0 [pid 6070] <... write resumed>) = 4 [pid 6070] close(3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./180", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] unlink("./168/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6072 attached [pid 6070] <... close resumed>) = 0 [pid 6072] chdir("./185" [pid 6070] symlink("/dev/binderfs", "./binderfs" [pid 6072] <... chdir resumed>) = 0 [pid 6070] <... symlink resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6070] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 5000] fstat(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6073 [pid 4996] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 4996] close(3 [pid 6072] <... prctl resumed>) = 0 [pid 6070] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 5000] umount2("./180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./168" [pid 6072] setpgid(0, 0 [pid 6070] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6071 attached [pid 6072] <... setpgid resumed>) = 0 [pid 6070] <... mmap resumed>) = 0x20fff000 [pid 5000] lstat("./180/binderfs", [pid 4996] <... rmdir resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./169", 0777 [pid 5000] unlink("./180/binderfs"./strace-static-x86_64: Process 6073 attached [pid 6072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6070] exit_group(0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6073] chdir("./180" [pid 6072] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6073] <... chdir resumed>) = 0 [pid 6072] write(3, "1000", 4 [pid 6070] <... exit_group resumed>) = ? [pid 6073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6072] <... write resumed>) = 4 [pid 6071] chdir("./174" [pid 6070] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6073] <... prctl resumed>) = 0 [pid 6072] close(3 [pid 6073] setpgid(0, 0 [pid 6072] <... close resumed>) = 0 [pid 6071] <... chdir resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6074 [pid 6073] <... setpgid resumed>) = 0 [pid 6072] symlink("/dev/binderfs", "./binderfs" [pid 6071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... close resumed>) = 0 [pid 6073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6072] <... symlink resumed>) = 0 [pid 6073] <... openat resumed>) = 3 [pid 6072] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6071] <... prctl resumed>) = 0 [pid 5000] rmdir("./180" [pid 6073] write(3, "1000", 4 [pid 6072] <... openat resumed>) = 3 [pid 6071] setpgid(0, 0 [pid 5001] umount2("./179", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6074 attached [pid 6073] <... write resumed>) = 4 [pid 6072] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6074] chdir("./169" [pid 6073] close(3 [pid 6072] <... mmap resumed>) = 0x20fff000 [pid 6071] <... setpgid resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] mkdir("./181", 0777 [pid 6074] <... chdir resumed>) = 0 [pid 6073] <... close resumed>) = 0 [pid 6072] exit_group(0 [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6073] symlink("/dev/binderfs", "./binderfs" [pid 6072] <... exit_group resumed>) = ? [pid 5001] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6074] <... prctl resumed>) = 0 [pid 6073] <... symlink resumed>) = 0 [pid 6072] +++ exited with 0 +++ [pid 6071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... mkdir resumed>) = 0 [pid 6074] setpgid(0, 0 [pid 6073] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6074] <... setpgid resumed>) = 0 [pid 6073] <... openat resumed>) = 3 [pid 6071] <... openat resumed>) = 3 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6073] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 6074] <... openat resumed>) = 3 [pid 6073] <... mmap resumed>) = 0x20fff000 [pid 6071] write(3, "1000", 4 [pid 6074] write(3, "1000", 4 [pid 6073] exit_group(0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6075 [pid 6071] <... write resumed>) = 4 [pid 6074] <... write resumed>) = 4 [pid 6073] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 6074] close(3 [pid 6073] +++ exited with 0 +++ [pid 6071] close(3 [pid 6074] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6074] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6071] <... close resumed>) = 0 [pid 6074] <... symlink resumed>) = 0 [pid 5002] umount2("./185", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6074] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6071] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6075 attached [pid 6074] <... openat resumed>) = 3 [pid 5001] lstat("./179/binderfs", [pid 6075] chdir("./181" [pid 6074] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6071] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6075] <... chdir resumed>) = 0 [pid 6074] <... mmap resumed>) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6074] exit_group(0 [pid 6071] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... openat resumed>) = 3 [pid 5001] unlink("./179/binderfs" [pid 4998] umount2("./180", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6075] <... prctl resumed>) = 0 [pid 6074] <... exit_group resumed>) = ? [pid 5002] fstat(3, [pid 6075] setpgid(0, 0 [pid 6074] +++ exited with 0 +++ [pid 6071] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6071] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 4998] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6075] <... setpgid resumed>) = 0 [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 4996] umount2("./169", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6071] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] rmdir("./179" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./185/binderfs", [pid 6075] <... openat resumed>) = 3 [pid 6075] write(3, "1000", 4 [pid 5001] <... rmdir resumed>) = 0 [pid 6075] <... write resumed>) = 4 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 4996] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] mkdir("./180", 0777 [pid 6075] close(3 [pid 6071] exit_group(0 [pid 5002] unlink("./185/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6075] <... close resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6075] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] umount2("./180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6075] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6071] <... exit_group resumed>) = ? [pid 5002] <... unlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6075] <... openat resumed>) = 3 [pid 6075] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4998] lstat("./180/binderfs", [pid 4996] getdents64(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6076 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] close(3 [pid 4998] unlink("./180/binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... close resumed>) = 0 [pid 6075] exit_group(0 [pid 4998] <... unlink resumed>) = 0 [pid 5002] rmdir("./185" [pid 4998] getdents64(3, [pid 4996] umount2("./169/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6075] <... exit_group resumed>) = ? [pid 6075] +++ exited with 0 +++ [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] mkdir("./186", 0777 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] close(3 [pid 4996] lstat("./169/binderfs", ./strace-static-x86_64: Process 6076 attached [pid 6076] chdir("./180" [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./181", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./180" [pid 4996] unlink("./169/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6076] <... chdir resumed>) = 0 [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6076] setpgid(0, 0) = 0 [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6076] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 6076] write(3, "1000", 4) = 4 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6077 [pid 5000] fstat(3, [pid 4998] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] mkdir("./181", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 6076] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 6076] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] close(3 [pid 6071] +++ exited with 0 +++ [pid 5000] umount2("./181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6076] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6077 attached ) = 0 ./strace-static-x86_64: Process 6078 attached [pid 6077] chdir("./186" [pid 6076] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 [pid 6077] <... chdir resumed>) = 0 [pid 6076] <... openat resumed>) = 3 [pid 5000] lstat("./181/binderfs", [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6078 [pid 4996] rmdir("./169" [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6076] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6077] <... prctl resumed>) = 0 [pid 6076] <... mmap resumed>) = 0x20fff000 [pid 5000] unlink("./181/binderfs" [pid 4996] <... rmdir resumed>) = 0 [pid 6078] chdir("./181" [pid 6077] setpgid(0, 0 [pid 6076] exit_group(0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] mkdir("./170", 0777 [pid 5000] getdents64(3, [pid 4997] umount2("./174", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6077] <... setpgid resumed>) = 0 [pid 6076] <... exit_group resumed>) = ? [pid 6078] <... chdir resumed>) = 0 [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6076] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3 [pid 4997] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6078] <... prctl resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6077] <... openat resumed>) = 3 [pid 5000] rmdir("./181" [pid 4997] fstat(3, [pid 6077] write(3, "1000", 4) = 4 [pid 6077] close(3) = 0 [pid 6077] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6077] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... rmdir resumed>) = 0 [pid 5001] umount2("./180", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6079 [pid 6078] setpgid(0, 0 [pid 6077] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] mkdir("./182", 0777 [pid 4997] getdents64(3, [pid 6078] <... setpgid resumed>) = 0 [pid 6077] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6077] <... mmap resumed>) = 0x20fff000 [pid 6077] exit_group(0) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6077] +++ exited with 0 +++ [pid 5001] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] umount2("./174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6079 attached [pid 6079] chdir("./170") = 0 [pid 6079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6079] setpgid(0, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6079] <... setpgid resumed>) = 0 [pid 6079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6078] <... openat resumed>) = 3 [pid 5002] umount2("./186", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6080 [pid 4997] lstat("./174/binderfs", [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./174/binderfs" [pid 5002] <... openat resumed>) = 3 [pid 6079] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] fstat(3, [pid 4997] getdents64(3, [pid 6078] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] lstat("./180/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] getdents64(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] unlink("./180/binderfs" [pid 5002] umount2("./186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 ./strace-static-x86_64: Process 6080 attached [pid 6079] write(3, "1000", 4 [pid 5001] <... unlink resumed>) = 0 [pid 4997] rmdir("./174" [pid 6078] <... write resumed>) = 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 6080] chdir("./182" [pid 6079] <... write resumed>) = 4 [pid 6080] <... chdir resumed>) = 0 [pid 6079] close(3 [pid 6078] close(3 [pid 5002] lstat("./186/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6079] <... close resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6080] <... prctl resumed>) = 0 [pid 6079] symlink("/dev/binderfs", "./binderfs" [pid 6078] <... close resumed>) = 0 [pid 5002] unlink("./186/binderfs" [pid 5001] close(3 [pid 4997] mkdir("./175", 0777 [pid 6080] setpgid(0, 0 [pid 6079] <... symlink resumed>) = 0 [pid 6080] <... setpgid resumed>) = 0 [pid 6079] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... unlink resumed>) = 0 [pid 6080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6079] <... openat resumed>) = 3 [pid 6078] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 6080] <... openat resumed>) = 3 [pid 6079] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] rmdir("./180" [pid 6080] write(3, "1000", 4 [pid 6079] <... mmap resumed>) = 0x20fff000 [pid 6078] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6080] <... write resumed>) = 4 [pid 6079] exit_group(0 [pid 6080] close(3 [pid 6079] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 6080] <... close resumed>) = 0 [pid 6079] +++ exited with 0 +++ [pid 6078] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 5001] mkdir("./181", 0777 [pid 6080] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... close resumed>) = 0 [pid 6080] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 6080] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./186" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6081 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6080] <... openat resumed>) = 3 [pid 6078] <... openat resumed>) = 3 [pid 6080] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6080] exit_group(0) = ? [pid 6080] +++ exited with 0 +++ [pid 6078] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] mkdir("./187", 0777 [pid 4996] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6081 attached [pid 6081] chdir("./175" [pid 5002] <... mkdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6082 [pid 6081] <... chdir resumed>) = 0 [pid 6081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6081] setpgid(0, 0) = 0 [pid 6081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] umount2("./170", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./182", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6083 [pid 5000] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6082 attached [pid 6081] write(3, "1000", 4 [pid 5000] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 5000] fstat(3, [pid 6082] chdir("./181" [pid 6081] <... write resumed>) = 4 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6078] <... mmap resumed>) = 0x20fff000 [pid 5000] getdents64(3, [pid 4996] getdents64(3, [pid 6082] <... chdir resumed>) = 0 [pid 6081] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6078] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./170/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6078] <... exit_group resumed>) = ? [pid 5000] lstat("./182/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6083 attached [pid 6082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6081] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] lstat("./170/binderfs", [pid 5000] unlink("./182/binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6083] chdir("./187" [pid 6082] <... prctl resumed>) = 0 [pid 6081] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4996] unlink("./170/binderfs" [pid 6083] <... chdir resumed>) = 0 [pid 6082] setpgid(0, 0 [pid 6081] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 6083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6082] <... setpgid resumed>) = 0 [pid 6081] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6078] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6083] <... prctl resumed>) = 0 [pid 6082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6081] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4996] getdents64(3, [pid 6083] setpgid(0, 0 [pid 6082] <... openat resumed>) = 3 [pid 6081] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... close resumed>) = 0 [pid 6083] <... setpgid resumed>) = 0 [pid 6082] write(3, "1000", 4 [pid 6081] <... mmap resumed>) = 0x20fff000 [pid 5000] rmdir("./182" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6082] <... write resumed>) = 4 [pid 6081] exit_group(0 [pid 6083] <... openat resumed>) = 3 [pid 6082] close(3 [pid 6081] <... exit_group resumed>) = ? [pid 5000] <... rmdir resumed>) = 0 [pid 4998] umount2("./181", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 6083] write(3, "1000", 4 [pid 6082] <... close resumed>) = 0 [pid 6081] +++ exited with 0 +++ [pid 5000] mkdir("./183", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6083] <... write resumed>) = 4 [pid 6082] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... close resumed>) = 0 [pid 6083] close(3 [pid 6082] <... symlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] rmdir("./170" [pid 6083] <... close resumed>) = 0 [pid 6082] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... openat resumed>) = 3 [pid 6083] symlink("/dev/binderfs", "./binderfs" [pid 6082] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6083] <... symlink resumed>) = 0 [pid 6082] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6083] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6082] <... mmap resumed>) = 0x20fff000 [pid 4998] fstat(3, [pid 4996] mkdir("./171", 0777 [pid 6083] <... openat resumed>) = 3 [pid 6082] exit_group(0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6083] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6082] <... exit_group resumed>) = ? [pid 4997] umount2("./175", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6083] <... mmap resumed>) = 0x20fff000 [pid 6082] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6084 [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6083] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6083] <... exit_group resumed>) = ? [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6083] +++ exited with 0 +++ [pid 4998] umount2("./181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6084 attached [pid 6084] chdir("./183") = 0 [pid 6084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6084] setpgid(0, 0) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] lstat("./181/binderfs", [pid 4997] fstat(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6085 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] unlink("./181/binderfs" [pid 4997] getdents64(3, [pid 5001] umount2("./181", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6084] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4997] umount2("./175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] umount2("./187", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 4997] lstat("./175/binderfs", [pid 5002] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] close(3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 4997] unlink("./175/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] rmdir("./181"./strace-static-x86_64: Process 6085 attached [pid 6084] write(3, "1000", 4 [pid 5002] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 6085] chdir("./171" [pid 6084] <... write resumed>) = 4 [pid 4998] <... rmdir resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./182", 0777 [pid 4997] getdents64(3, [pid 5002] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6085] <... chdir resumed>) = 0 [pid 6084] close(3 [pid 6085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6084] <... close resumed>) = 0 [pid 6085] <... prctl resumed>) = 0 [pid 6084] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] lstat("./181/binderfs", [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6085] setpgid(0, 0 [pid 6084] <... symlink resumed>) = 0 [pid 5002] umount2("./187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6085] <... setpgid resumed>) = 0 [pid 6084] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 6085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6084] <... openat resumed>) = 3 [pid 5001] unlink("./181/binderfs" [pid 6085] <... openat resumed>) = 3 [pid 6084] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6085] write(3, "1000", 4 [pid 6084] <... mmap resumed>) = 0x20fff000 [pid 5002] lstat("./187/binderfs", [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6085] <... write resumed>) = 4 [pid 6084] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6085] close(3 [pid 6084] <... exit_group resumed>) = ? [pid 5002] unlink("./187/binderfs" [pid 5001] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6086 [pid 4997] rmdir("./175" [pid 6085] <... close resumed>) = 0 [pid 6084] +++ exited with 0 +++ [pid 6085] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 6085] <... symlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6085] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5001] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 6085] <... openat resumed>) = 3 [pid 6085] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6086 attached ) = 0x20fff000 [pid 6086] chdir("./182" [pid 6085] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... close resumed>) = 0 [pid 4997] mkdir("./176", 0777 [pid 6086] <... chdir resumed>) = 0 [pid 6085] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 5001] rmdir("./181" [pid 6086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6085] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6086] <... prctl resumed>) = 0 [pid 6086] setpgid(0, 0) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] rmdir("./187" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] mkdir("./182", 0777 [pid 6086] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./183", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6086] write(3, "1000", 4) = 4 [pid 6086] close(3) = 0 [pid 6086] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6086] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./171", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6086] <... openat resumed>) = 3 [pid 5002] mkdir("./188", 0777 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6087 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6086] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] fstat(3, [pid 6086] exit_group(0) = ? [pid 6086] +++ exited with 0 +++ ./strace-static-x86_64: Process 6087 attached [pid 6087] chdir("./176" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6087] <... chdir resumed>) = 0 [pid 6087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6087] setpgid(0, 0) = 0 [pid 5000] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, [pid 6087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6087] write(3, "1000", 4) = 4 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6087] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6087] <... close resumed>) = 0 [pid 5000] umount2("./183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6089 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6088 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./182", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] lstat("./183/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./171/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] unlink("./183/binderfs" [pid 4998] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6088 attached [pid 6087] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4996] lstat("./171/binderfs", [pid 5000] getdents64(3, [pid 4998] fstat(3, [pid 6088] chdir("./182" [pid 6087] <... symlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] close(3 [pid 4998] getdents64(3, [pid 4996] unlink("./171/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... close resumed>) = 0 ./strace-static-x86_64: Process 6089 attached [pid 6088] <... chdir resumed>) = 0 [pid 6087] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] rmdir("./183" [pid 4998] umount2("./182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... unlink resumed>) = 0 [pid 6089] chdir("./188" [pid 6088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6087] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5000] mkdir("./184", 0777 [pid 4998] lstat("./182/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6089] <... chdir resumed>) = 0 [pid 6088] <... prctl resumed>) = 0 [pid 6087] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6088] setpgid(0, 0 [pid 6087] <... mmap resumed>) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] close(3 [pid 6089] <... prctl resumed>) = 0 [pid 6088] <... setpgid resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] unlink("./182/binderfs" [pid 4996] <... close resumed>) = 0 [pid 6089] setpgid(0, 0 [pid 6088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6087] exit_group(0 [pid 6089] <... setpgid resumed>) = 0 [pid 6088] <... openat resumed>) = 3 [pid 6087] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6090 attached [pid 6089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6088] write(3, "1000", 4 [pid 4998] <... unlink resumed>) = 0 [pid 4996] rmdir("./171" [pid 6089] <... openat resumed>) = 3 [pid 6088] <... write resumed>) = 4 [pid 6087] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6090 [pid 4998] getdents64(3, [pid 6089] write(3, "1000", 4 [pid 6088] close(3 [pid 6089] <... write resumed>) = 4 [pid 6088] <... close resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6089] close(3 [pid 6088] symlink("/dev/binderfs", "./binderfs" [pid 4998] close(3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./172", 0777 [pid 6089] <... close resumed>) = 0 [pid 6088] <... symlink resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 6089] symlink("/dev/binderfs", "./binderfs" [pid 6088] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6089] <... symlink resumed>) = 0 [pid 6088] <... openat resumed>) = 3 [pid 4998] rmdir("./182" [pid 4996] <... mkdir resumed>) = 0 [pid 6089] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6088] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6090] chdir("./184" [pid 6089] <... openat resumed>) = 3 [pid 6088] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6089] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6088] exit_group(0 [pid 4998] mkdir("./183", 0777 [pid 6089] <... mmap resumed>) = 0x20fff000 [pid 6088] <... exit_group resumed>) = ? [pid 6090] <... chdir resumed>) = 0 [pid 6089] exit_group(0 [pid 6088] +++ exited with 0 +++ [pid 4998] <... mkdir resumed>) = 0 [pid 4997] umount2("./176", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6089] <... exit_group resumed>) = ? [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6091 [pid 6090] <... prctl resumed>) = 0 [pid 6089] +++ exited with 0 +++ [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6091 attached [pid 6091] chdir("./172") = 0 [pid 6091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4997] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6091] setpgid(0, 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6091] <... setpgid resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... restart_syscall resumed>) = 0 [pid 4997] fstat(3, [pid 5002] umount2("./188", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6092 [pid 6090] setpgid(0, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6090] <... setpgid resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] umount2("./182", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 6091] <... openat resumed>) = 3 [pid 6090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6091] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6091] <... write resumed>) = 4 [pid 6090] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 4997] umount2("./176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6091] close(3 [pid 6090] write(3, "1000", 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6092 attached [pid 6091] <... close resumed>) = 0 [pid 6090] <... write resumed>) = 4 [pid 5002] umount2("./188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] lstat("./176/binderfs", [pid 6092] chdir("./183" [pid 6091] symlink("/dev/binderfs", "./binderfs" [pid 6090] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 6092] <... chdir resumed>) = 0 [pid 6091] <... symlink resumed>) = 0 [pid 6090] <... close resumed>) = 0 [pid 5002] lstat("./188/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6091] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6090] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] umount2("./182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./176/binderfs" [pid 6092] <... prctl resumed>) = 0 [pid 6091] <... openat resumed>) = 3 [pid 5002] unlink("./188/binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6092] setpgid(0, 0 [pid 6091] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./182/binderfs", [pid 4997] <... unlink resumed>) = 0 [pid 6092] <... setpgid resumed>) = 0 [pid 6091] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6091] exit_group(0 [pid 6090] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] unlink("./182/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6092] <... openat resumed>) = 3 [pid 6091] <... exit_group resumed>) = ? [pid 6090] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4997] close(3 [pid 6092] write(3, "1000", 4 [pid 6091] +++ exited with 0 +++ [pid 5002] close(3 [pid 5001] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6092] <... write resumed>) = 4 [pid 6090] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./176" [pid 6092] close(3 [pid 6090] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./188" [pid 5001] close(3 [pid 6092] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 6092] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./182" [pid 6092] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6092] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] mkdir("./189", 0777 [pid 5001] mkdir("./183", 0777 [pid 4997] mkdir("./177", 0777 [pid 4996] umount2("./172", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6092] <... openat resumed>) = 3 [pid 6090] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 6092] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... mkdir resumed>) = 0 [pid 6092] <... mmap resumed>) = 0x20fff000 [pid 6090] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6093 attached [pid 6092] exit_group(0 [pid 6090] <... exit_group resumed>) = ? [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6093 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6092] <... exit_group resumed>) = ? [pid 6092] +++ exited with 0 +++ [pid 4996] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6094 attached [pid 6094] chdir("./189"./strace-static-x86_64: Process 6095 attached ) = 0 [pid 6095] chdir("./177" [pid 6094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... openat resumed>) = 3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6095 [pid 6090] +++ exited with 0 +++ [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6094 [pid 4996] fstat(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6094] <... prctl resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6094] setpgid(0, 0 [pid 4996] umount2("./172/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6094] <... setpgid resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] lstat("./172/binderfs", [pid 6095] <... chdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6094] <... openat resumed>) = 3 [pid 6095] <... prctl resumed>) = 0 [pid 6094] write(3, "1000", 4 [pid 4996] unlink("./172/binderfs" [pid 6095] setpgid(0, 0 [pid 6094] <... write resumed>) = 4 [pid 4998] umount2("./183", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6095] <... setpgid resumed>) = 0 [pid 6094] close(3 [pid 5000] umount2("./184", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5000] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6094] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4996] close(3 [pid 6095] <... openat resumed>) = 3 [pid 6094] symlink("/dev/binderfs", "./binderfs" [pid 6095] write(3, "1000", 4 [pid 6094] <... symlink resumed>) = 0 [pid 6093] chdir("./183" [pid 5000] fstat(3, [pid 4998] fstat(3, [pid 4996] <... close resumed>) = 0 [pid 6095] <... write resumed>) = 4 [pid 6094] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6095] close(3 [pid 6094] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4996] rmdir("./172" [pid 4998] getdents64(3, [pid 6095] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6095] symlink("/dev/binderfs", "./binderfs" [pid 6094] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6095] <... symlink resumed>) = 0 [pid 6094] <... mmap resumed>) = 0x20fff000 [pid 6093] <... chdir resumed>) = 0 [pid 5000] umount2("./184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 6095] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6094] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6095] <... openat resumed>) = 3 [pid 6094] <... exit_group resumed>) = ? [pid 6093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] lstat("./184/binderfs", [pid 4998] lstat("./183/binderfs", [pid 4996] mkdir("./173", 0777 [pid 6095] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6094] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6095] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] unlink("./184/binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 4998] unlink("./183/binderfs" [pid 6095] exit_group(0) = ? [pid 6095] +++ exited with 0 +++ [pid 6093] <... prctl resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6093] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6096 attached [pid 6093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4998] close(3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6096 [pid 5002] umount2("./189", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 6096] chdir("./173" [pid 6093] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./184" [pid 4998] rmdir("./183" [pid 6096] <... chdir resumed>) = 0 [pid 6093] write(3, "1000", 4 [pid 5002] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4997] umount2("./177", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6093] <... write resumed>) = 4 [pid 5002] fstat(3, [pid 5000] mkdir("./185", 0777 [pid 4998] mkdir("./184", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6096] <... prctl resumed>) = 0 [pid 6093] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6096] setpgid(0, 0 [pid 6093] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6096] <... setpgid resumed>) = 0 [pid 6093] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6097 ./strace-static-x86_64: Process 6097 attached [pid 6097] chdir("./185" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 6096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] lstat("./189/binderfs", [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6098 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./189/binderfs" [pid 4997] getdents64(3, [pid 6097] <... chdir resumed>) = 0 [pid 6097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6097] <... prctl resumed>) = 0 [pid 5002] getdents64(3, [pid 4997] umount2("./177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6097] setpgid(0, 0 [pid 6093] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6097] <... setpgid resumed>) = 0 [pid 5002] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6093] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 ./strace-static-x86_64: Process 6098 attached [pid 6097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6096] <... openat resumed>) = 3 [pid 5002] rmdir("./189" [pid 4997] lstat("./177/binderfs", [pid 6098] chdir("./184" [pid 6097] <... openat resumed>) = 3 [pid 6096] write(3, "1000", 4 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6098] <... chdir resumed>) = 0 [pid 6097] write(3, "1000", 4 [pid 5002] mkdir("./190", 0777 [pid 4997] unlink("./177/binderfs" [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6097] <... write resumed>) = 4 [pid 6096] <... write resumed>) = 4 [pid 6093] <... openat resumed>) = 3 [pid 6098] <... prctl resumed>) = 0 [pid 6097] close(3 [pid 6098] setpgid(0, 0 [pid 6097] <... close resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 6098] <... setpgid resumed>) = 0 [pid 6097] symlink("/dev/binderfs", "./binderfs" [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6097] <... symlink resumed>) = 0 [pid 6096] close(3 [pid 6093] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... unlink resumed>) = 0 [pid 6098] <... openat resumed>) = 3 [pid 6097] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6096] <... close resumed>) = 0 [pid 6098] write(3, "1000", 4 [pid 6097] <... openat resumed>) = 3 [pid 6098] <... write resumed>) = 4 [pid 6097] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6098] close(3 [pid 6097] <... mmap resumed>) = 0x20fff000 [pid 6096] symlink("/dev/binderfs", "./binderfs" [pid 6093] <... mmap resumed>) = 0x20fff000 [pid 4997] getdents64(3, [pid 6098] <... close resumed>) = 0 [pid 6097] exit_group(0 [pid 6098] symlink("/dev/binderfs", "./binderfs" [pid 6097] <... exit_group resumed>) = ? [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6099 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6098] <... symlink resumed>) = 0 [pid 6097] +++ exited with 0 +++ [pid 6096] <... symlink resumed>) = 0 [pid 6093] exit_group(0 [pid 4997] close(3 [pid 6098] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... close resumed>) = 0 [pid 6098] <... openat resumed>) = 3 [pid 6096] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6093] <... exit_group resumed>) = ? [pid 4997] rmdir("./177" [pid 6098] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6099 attached ) = 0x20fff000 [pid 4997] <... rmdir resumed>) = 0 [pid 6099] chdir("./190" [pid 6098] exit_group(0 [pid 6096] <... openat resumed>) = 3 [pid 5000] umount2("./185", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./178", 0777 [pid 6099] <... chdir resumed>) = 0 [pid 6098] <... exit_group resumed>) = ? [pid 6096] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6098] +++ exited with 0 +++ [pid 6093] +++ exited with 0 +++ [pid 5000] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... mkdir resumed>) = 0 [pid 6099] <... prctl resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] fstat(3, [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6099] setpgid(0, 0) = 0 [pid 6099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6099] write(3, "1000", 4 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] getdents64(3, [pid 6099] <... write resumed>) = 4 [pid 6099] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6099] <... close resumed>) = 0 [pid 6099] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./183", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./184", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6100 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] lstat("./185/binderfs", [pid 4998] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... openat resumed>) = 3 [pid 6099] <... symlink resumed>) = 0 [pid 5001] fstat(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6099] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6096] <... mmap resumed>) = 0x20fff000 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] unlink("./185/binderfs" [pid 4998] fstat(3, ./strace-static-x86_64: Process 6100 attached [pid 6099] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 6100] chdir("./178" [pid 6099] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6100] <... chdir resumed>) = 0 [pid 6099] <... mmap resumed>) = 0x20fff000 [pid 6096] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6099] exit_group(0 [pid 5001] umount2("./183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 6096] <... exit_group resumed>) = ? [pid 6100] <... prctl resumed>) = 0 [pid 6099] <... exit_group resumed>) = ? [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6100] setpgid(0, 0 [pid 6099] +++ exited with 0 +++ [pid 6096] +++ exited with 0 +++ [pid 5001] lstat("./183/binderfs", [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 5001] unlink("./183/binderfs" [pid 4998] umount2("./184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./185" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6100] <... setpgid resumed>) = 0 [pid 6100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6100] write(3, "1000", 4) = 4 [pid 6100] close(3) = 0 [pid 6100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6100] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6100] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 5000] mkdir("./186", 0777 [pid 4998] lstat("./184/binderfs", [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6100] <... mmap resumed>) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] close(3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] unlink("./184/binderfs" [pid 5001] <... close resumed>) = 0 [pid 4996] umount2("./173", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6100] exit_group(0) = ? [pid 6100] +++ exited with 0 +++ [pid 5001] rmdir("./183" [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] umount2("./190", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6101 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] rmdir("./184" [pid 4996] fstat(3, [pid 5002] <... openat resumed>) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] umount2("./178", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 4998] mkdir("./185", 0777 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] mkdir("./184", 0777 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6101 attached [pid 5002] umount2("./190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6102 [pid 4997] <... openat resumed>) = 3 [pid 4996] umount2("./173/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6101] chdir("./186" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6101] <... chdir resumed>) = 0 [pid 6101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4997] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./190/binderfs", [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6103 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] lstat("./173/binderfs", [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 5002] unlink("./190/binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6101] setpgid(0, 0) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4996] unlink("./173/binderfs" [pid 5002] getdents64(3, [pid 4997] umount2("./178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 6101] <... openat resumed>) = 3 [pid 5002] close(3 [pid 4997] lstat("./178/binderfs", [pid 4996] getdents64(3, [pid 6101] write(3, "1000", 4 [pid 5002] <... close resumed>) = 0 ./strace-static-x86_64: Process 6103 attached [pid 6101] <... write resumed>) = 4 [pid 5002] rmdir("./190" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6103] chdir("./184" [pid 6101] close(3 [pid 6103] <... chdir resumed>) = 0 [pid 6101] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] unlink("./178/binderfs" [pid 4996] close(3 [pid 6103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6101] symlink("/dev/binderfs", "./binderfs" [pid 5002] mkdir("./191", 0777 [pid 6103] <... prctl resumed>) = 0 [pid 6101] <... symlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 6103] setpgid(0, 0 [pid 6101] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6103] <... setpgid resumed>) = 0 [pid 6101] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] rmdir("./173"./strace-static-x86_64: Process 6102 attached [pid 6103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6101] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6103] <... openat resumed>) = 3 [pid 6102] chdir("./185" [pid 6101] <... mmap resumed>) = 0x20fff000 [pid 4996] <... rmdir resumed>) = 0 [pid 6103] write(3, "1000", 4 [pid 6101] exit_group(0 [pid 6103] <... write resumed>) = 4 [pid 6101] <... exit_group resumed>) = ? [pid 6103] close(3 [pid 6102] <... chdir resumed>) = 0 [pid 6101] +++ exited with 0 +++ [pid 4997] close(3 [pid 4996] mkdir("./174", 0777 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6104 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... close resumed>) = 0 [pid 6103] <... close resumed>) = 0 [pid 6103] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4997] rmdir("./178" [pid 4996] <... mkdir resumed>) = 0 [pid 6103] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./179", 0777 [pid 6103] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6103] exit_group(0) = ? [pid 6103] +++ exited with 0 +++ [pid 6102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6105 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./186", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6104 attached ) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./184", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6104] chdir("./191") = 0 [pid 6104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6104] setpgid(0, 0) = 0 [pid 6104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... openat resumed>) = 3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6106 [pid 5001] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] fstat(3, [pid 6102] <... prctl resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 5001] getdents64(3, ./strace-static-x86_64: Process 6105 attached [pid 6104] <... openat resumed>) = 3 [pid 6102] setpgid(0, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6102] <... setpgid resumed>) = 0 [pid 5001] umount2("./184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./184/binderfs", [pid 5000] lstat("./186/binderfs", [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6106 attached [pid 6105] chdir("./174" [pid 6104] write(3, "1000", 4 [pid 5001] unlink("./184/binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6106] chdir("./179" [pid 6105] <... chdir resumed>) = 0 [pid 6104] <... write resumed>) = 4 [pid 6102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6106] <... chdir resumed>) = 0 [pid 6105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6104] close(3 [pid 5001] <... unlink resumed>) = 0 [pid 5000] unlink("./186/binderfs" [pid 6106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6105] <... prctl resumed>) = 0 [pid 6104] <... close resumed>) = 0 [pid 6102] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 6106] <... prctl resumed>) = 0 [pid 6105] setpgid(0, 0 [pid 6104] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6102] write(3, "1000", 4 [pid 6106] setpgid(0, 0 [pid 6105] <... setpgid resumed>) = 0 [pid 6104] <... symlink resumed>) = 0 [pid 5001] close(3 [pid 5000] getdents64(3, [pid 6106] <... setpgid resumed>) = 0 [pid 6105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6104] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6102] <... write resumed>) = 4 [pid 5001] <... close resumed>) = 0 [pid 6106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6105] <... openat resumed>) = 3 [pid 6104] <... openat resumed>) = 3 [pid 6102] close(3 [pid 5001] rmdir("./184" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6106] <... openat resumed>) = 3 [pid 6105] write(3, "1000", 4 [pid 6104] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6106] write(3, "1000", 4 [pid 6105] <... write resumed>) = 4 [pid 6104] <... mmap resumed>) = 0x20fff000 [pid 6102] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 6106] <... write resumed>) = 4 [pid 6105] close(3 [pid 6104] exit_group(0 [pid 6102] symlink("/dev/binderfs", "./binderfs" [pid 5001] mkdir("./185", 0777 [pid 5000] <... close resumed>) = 0 [pid 6106] close(3 [pid 6105] <... close resumed>) = 0 [pid 6104] <... exit_group resumed>) = ? [pid 6106] <... close resumed>) = 0 [pid 6105] symlink("/dev/binderfs", "./binderfs" [pid 6104] +++ exited with 0 +++ [pid 6102] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] rmdir("./186" [pid 6106] symlink("/dev/binderfs", "./binderfs" [pid 6105] <... symlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6106] <... symlink resumed>) = 0 [pid 6105] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6102] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... rmdir resumed>) = 0 [pid 6106] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6105] <... openat resumed>) = 3 [pid 6106] <... openat resumed>) = 3 [pid 6105] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6106] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6105] <... mmap resumed>) = 0x20fff000 [pid 6102] <... openat resumed>) = 3 [pid 5000] mkdir("./187", 0777 [pid 6106] <... mmap resumed>) = 0x20fff000 [pid 6105] exit_group(0 [pid 5002] umount2("./191", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6107 [pid 6106] exit_group(0 [pid 6105] <... exit_group resumed>) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 6106] <... exit_group resumed>) = ? [pid 6105] +++ exited with 0 +++ [pid 6102] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6106] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6107 attached [pid 6107] chdir("./185" [pid 5002] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6107] <... chdir resumed>) = 0 [pid 6107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6107] setpgid(0, 0) = 0 [pid 6107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] fstat(3, [pid 6107] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6108 [pid 6107] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 6107] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6102] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./191/binderfs", [pid 6107] close(3) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./174", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] unlink("./191/binderfs" [pid 6107] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6107] <... symlink resumed>) = 0 [pid 6102] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] umount2("./179", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6102] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 [pid 5002] close(3 [pid 4997] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 5002] <... close resumed>) = 0 [pid 4997] fstat(3, [pid 5002] rmdir("./191" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6108 attached [pid 6107] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 4997] getdents64(3, [pid 6108] chdir("./187" [pid 6107] <... openat resumed>) = 3 [pid 5002] mkdir("./192", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./174/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6108] <... chdir resumed>) = 0 [pid 6107] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6107] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] lstat("./179/binderfs", [pid 4996] lstat("./174/binderfs", [pid 6108] <... prctl resumed>) = 0 [pid 6107] exit_group(0 [pid 6108] setpgid(0, 0 [pid 6107] <... exit_group resumed>) = ? [pid 6108] <... setpgid resumed>) = 0 [pid 6107] +++ exited with 0 +++ [pid 6102] +++ exited with 0 +++ [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6109 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6102, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 4997] unlink("./179/binderfs" [pid 4996] unlink("./174/binderfs" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6108] write(3, "1000", 4) = 4 [pid 6108] close(3 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... unlink resumed>) = 0 [pid 6108] <... close resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6108] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... unlink resumed>) = 0 [pid 6108] <... symlink resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] getdents64(3, [pid 6108] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6109 attached ) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6109] chdir("./192" [pid 6108] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] umount2("./185", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 4996] close(3 [pid 6109] <... chdir resumed>) = 0 [pid 6108] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./185", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6108] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] rmdir("./179" [pid 4996] <... close resumed>) = 0 [pid 6109] <... prctl resumed>) = 0 [pid 6108] <... exit_group resumed>) = ? [pid 5001] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6109] setpgid(0, 0 [pid 6108] +++ exited with 0 +++ [pid 4998] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] rmdir("./174" [pid 5001] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] fstat(3, [pid 4997] mkdir("./180", 0777 [pid 6109] <... setpgid resumed>) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] fstat(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6109] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 6109] write(3, "1000", 4 [pid 4998] getdents64(3, [pid 6109] <... write resumed>) = 4 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./187", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 4998] umount2("./185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./175", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6109] close(3) = 0 [pid 6109] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] umount2("./185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] lstat("./185/binderfs", [pid 4996] <... mkdir resumed>) = 0 [pid 6109] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6109] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./185/binderfs", [pid 5000] fstat(3, [pid 4998] unlink("./185/binderfs" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6110 [pid 6109] <... mmap resumed>) = 0x20fff000 [pid 6109] exit_group(0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6109] <... exit_group resumed>) = ? [pid 5001] unlink("./185/binderfs" [pid 4998] <... unlink resumed>) = 0 [pid 5000] getdents64(3, ./strace-static-x86_64: Process 6111 attached [pid 6109] +++ exited with 0 +++ [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6111 [pid 5001] <... unlink resumed>) = 0 [pid 4998] getdents64(3, ./strace-static-x86_64: Process 6110 attached [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] lstat("./187/binderfs", [pid 5001] close(3 [pid 4998] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] rmdir("./185" [pid 5001] <... close resumed>) = 0 [pid 5000] unlink("./187/binderfs" [pid 6110] chdir("./180") = 0 [pid 6110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6110] setpgid(0, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 6110] <... setpgid resumed>) = 0 [pid 6110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] rmdir("./185" [pid 5000] <... unlink resumed>) = 0 [pid 4998] mkdir("./186", 0777 [pid 6110] <... openat resumed>) = 3 [pid 6110] write(3, "1000", 4) = 4 [pid 5001] <... rmdir resumed>) = 0 [pid 5002] umount2("./192", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 6110] close(3) = 0 [pid 6110] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... mkdir resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] mkdir("./186", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6110] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5000] close(3 [pid 6110] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6111] chdir("./175" [pid 6110] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6112 attached ) = 0x20fff000 [pid 5002] fstat(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... close resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6111] <... chdir resumed>) = 0 [pid 6110] exit_group(0 [pid 6111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6110] <... exit_group resumed>) = ? [pid 6111] <... prctl resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] rmdir("./187" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6112 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6111] setpgid(0, 0 [pid 6110] +++ exited with 0 +++ [pid 6111] <... setpgid resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6113 [pid 5000] mkdir("./188", 0777 [pid 6111] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] lstat("./192/binderfs", [pid 6111] write(3, "1000", 4) = 4 [pid 6111] close(3) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] umount2("./180", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] unlink("./192/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6113 attached [pid 6111] symlink("/dev/binderfs", "./binderfs" [pid 6113] chdir("./186" [pid 6111] <... symlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6113] <... chdir resumed>) = 0 [pid 6111] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6114 [pid 4997] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 4997] fstat(3, [pid 5002] <... close resumed>) = 0 [pid 6113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6111] <... openat resumed>) = 3 [pid 5002] rmdir("./192" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6113] <... prctl resumed>) = 0 [pid 6112] chdir("./186" [pid 6111] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6113] setpgid(0, 0 [pid 6112] <... chdir resumed>) = 0 [pid 6111] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5002] mkdir("./193", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6114 attached [pid 6113] <... setpgid resumed>) = 0 [pid 6111] exit_group(0 [pid 6114] chdir("./188" [pid 6113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6111] <... exit_group resumed>) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 4997] umount2("./180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6114] <... chdir resumed>) = 0 [pid 6113] <... openat resumed>) = 3 [pid 6112] <... prctl resumed>) = 0 [pid 6111] +++ exited with 0 +++ [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6113] write(3, "1000", 4 [pid 6114] <... prctl resumed>) = 0 [pid 6113] <... write resumed>) = 4 [pid 6114] setpgid(0, 0 [pid 6113] close(3 [pid 6114] <... setpgid resumed>) = 0 [pid 6113] <... close resumed>) = 0 [pid 6114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6113] symlink("/dev/binderfs", "./binderfs" [pid 6114] <... openat resumed>) = 3 [pid 6113] <... symlink resumed>) = 0 [pid 4997] lstat("./180/binderfs", [pid 6114] write(3, "1000", 4 [pid 6113] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6112] setpgid(0, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6115 [pid 6114] <... write resumed>) = 4 [pid 6113] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6114] close(3 [pid 6113] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] unlink("./180/binderfs" [pid 6114] <... close resumed>) = 0 [pid 6113] <... mmap resumed>) = 0x20fff000 [pid 6112] <... setpgid resumed>) = 0 [pid 6114] symlink("/dev/binderfs", "./binderfs" [pid 6113] exit_group(0 [pid 4997] <... unlink resumed>) = 0 [pid 6114] <... symlink resumed>) = 0 [pid 6113] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6115 attached [pid 6114] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6113] +++ exited with 0 +++ [pid 6112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6115] chdir("./193" [pid 6114] <... openat resumed>) = 3 [pid 6112] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./175", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./186", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./180" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... openat resumed>) = 3 [pid 6115] <... chdir resumed>) = 0 [pid 6114] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6114] <... mmap resumed>) = 0x20fff000 [pid 6112] write(3, "1000", 4 [pid 5001] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... rmdir resumed>) = 0 [pid 4996] fstat(3, [pid 6115] <... prctl resumed>) = 0 [pid 6114] exit_group(0 [pid 6112] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 6115] setpgid(0, 0 [pid 6114] <... exit_group resumed>) = ? [pid 5001] fstat(3, [pid 4997] mkdir("./181", 0777 [pid 6112] close(3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6115] <... setpgid resumed>) = 0 [pid 6114] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... mkdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4996] getdents64(3, [pid 6112] <... close resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6115] <... openat resumed>) = 3 [pid 6115] write(3, "1000", 4) = 4 [pid 6115] close(3) = 0 [pid 6115] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6115] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6112] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6116 [pid 4996] umount2("./175/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6115] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./188", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6115] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./186/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6115] <... mmap resumed>) = 0x20fff000 [pid 6112] <... symlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6115] exit_group(0 [pid 5000] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] unlink("./186/binderfs" [pid 4996] lstat("./175/binderfs", ./strace-static-x86_64: Process 6116 attached [pid 6115] <... exit_group resumed>) = ? [pid 6112] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... openat resumed>) = 3 [pid 6115] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 5000] fstat(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] getdents64(3, [pid 4996] unlink("./175/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6116] chdir("./181" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] close(3 [pid 5000] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 5002] umount2("./193", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] rmdir("./186" [pid 5002] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6116] <... chdir resumed>) = 0 [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6116] setpgid(0, 0 [pid 5002] <... openat resumed>) = 3 [pid 4996] close(3 [pid 5000] lstat("./188/binderfs", [pid 6112] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5001] mkdir("./187", 0777 [pid 4996] <... close resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./175" [pid 6116] <... setpgid resumed>) = 0 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... mkdir resumed>) = 0 [pid 5000] unlink("./188/binderfs" [pid 6116] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6116] write(3, "1000", 4 [pid 5000] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 4996] mkdir("./176", 0777 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6116] <... write resumed>) = 4 [pid 5002] umount2("./193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 6116] close(3) = 0 [pid 6116] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6116] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6112] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] lstat("./193/binderfs", [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6117 [pid 5000] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] rmdir("./188"./strace-static-x86_64: Process 6117 attached [pid 6117] chdir("./187") = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 5002] unlink("./193/binderfs" [pid 5000] mkdir("./189", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6118 [pid 6117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... unlink resumed>) = 0 [pid 6117] <... prctl resumed>) = 0 [pid 6117] setpgid(0, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6117] <... setpgid resumed>) = 0 [pid 6117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] close(3) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6119 [pid 5002] rmdir("./193" [pid 6117] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5002] mkdir("./194", 0777 [pid 6117] write(3, "1000", 4) = 4 [pid 6117] close(3 [pid 5002] <... mkdir resumed>) = 0 [pid 6117] <... close resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6117] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6117] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6116] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6120 ./strace-static-x86_64: Process 6118 attached [pid 6117] <... openat resumed>) = 3 [pid 6118] chdir("./176" [pid 6117] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6116] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6112] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 6120 attached ./strace-static-x86_64: Process 6119 attached [pid 6118] <... chdir resumed>) = 0 [pid 6117] <... mmap resumed>) = 0x20fff000 [pid 6116] <... mmap resumed>) = 0x20fff000 [pid 6112] exit_group(0 [pid 6119] chdir("./189" [pid 6118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6117] exit_group(0 [pid 6116] exit_group(0 [pid 6112] <... exit_group resumed>) = ? [pid 6116] <... exit_group resumed>) = ? [pid 6119] <... chdir resumed>) = 0 [pid 6118] <... prctl resumed>) = 0 [pid 6117] <... exit_group resumed>) = ? [pid 6119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6118] setpgid(0, 0 [pid 6119] <... prctl resumed>) = 0 [pid 6118] <... setpgid resumed>) = 0 [pid 6117] +++ exited with 0 +++ [pid 6112] +++ exited with 0 +++ [pid 6119] setpgid(0, 0 [pid 6118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6119] <... setpgid resumed>) = 0 [pid 6118] <... openat resumed>) = 3 [pid 6116] +++ exited with 0 +++ [pid 6119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6118] write(3, "1000", 4 [pid 6119] <... openat resumed>) = 3 [pid 6118] <... write resumed>) = 4 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6119] write(3, "1000", 4 [pid 6118] close(3 [pid 5001] umount2("./187", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./186", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6119] <... write resumed>) = 4 [pid 6118] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6119] close(3 [pid 6118] symlink("/dev/binderfs", "./binderfs" [pid 5001] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6120] chdir("./194" [pid 6119] <... close resumed>) = 0 [pid 6118] <... symlink resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6120] <... chdir resumed>) = 0 [pid 6119] symlink("/dev/binderfs", "./binderfs" [pid 6118] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... openat resumed>) = 3 [pid 6120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6119] <... symlink resumed>) = 0 [pid 6118] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4998] <... openat resumed>) = 3 [pid 6119] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6118] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] fstat(3, [pid 6120] <... prctl resumed>) = 0 [pid 6119] <... openat resumed>) = 3 [pid 6118] <... mmap resumed>) = 0x20fff000 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6119] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6118] exit_group(0 [pid 6120] setpgid(0, 0 [pid 6119] <... mmap resumed>) = 0x20fff000 [pid 6118] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 4998] getdents64(3, [pid 6120] <... setpgid resumed>) = 0 [pid 6119] exit_group(0 [pid 6118] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6119] <... exit_group resumed>) = ? [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./181", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6119] +++ exited with 0 +++ [pid 5001] umount2("./187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./187/binderfs", [pid 4998] lstat("./186/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 4997] fstat(3, [pid 5001] unlink("./187/binderfs" [pid 5000] umount2("./189", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./186/binderfs" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] umount2("./176", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6120] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6120] write(3, "1000", 4 [pid 5001] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6120] <... write resumed>) = 4 [pid 5001] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] close(3 [pid 4997] umount2("./181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6120] close(3 [pid 5001] rmdir("./187" [pid 5000] fstat(3, [pid 4998] <... close resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6120] <... close resumed>) = 0 [pid 6120] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] rmdir("./186" [pid 4997] lstat("./181/binderfs", [pid 4996] fstat(3, [pid 6120] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 6120] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] mkdir("./188", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6120] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] umount2("./189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./187", 0777 [pid 4997] unlink("./181/binderfs" [pid 6120] <... mmap resumed>) = 0x20fff000 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 6120] exit_group(0) = ? [pid 6120] +++ exited with 0 +++ [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] lstat("./189/binderfs", [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./189/binderfs") = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 4996] umount2("./176/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6121 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3) = 0 [pid 5000] rmdir("./189" [pid 5002] umount2("./194", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] mkdir("./190", 0777 [pid 4997] close(3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6122 [pid 4996] lstat("./176/binderfs", [pid 5002] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4997] rmdir("./181" [pid 4996] unlink("./176/binderfs" [pid 5002] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6123 ./strace-static-x86_64: Process 6121 attached [pid 4997] <... rmdir resumed>) = 0 [pid 6121] chdir("./188" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] mkdir("./182", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 6121] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6122 attached [pid 6121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... mkdir resumed>) = 0 [pid 6121] <... prctl resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, [pid 6122] chdir("./187" [pid 6121] setpgid(0, 0 [pid 5002] umount2("./194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6122] <... chdir resumed>) = 0 [pid 6121] <... setpgid resumed>) = 0 [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6124 [pid 4996] close(3 [pid 5002] lstat("./194/binderfs", [pid 4996] <... close resumed>) = 0 [pid 6122] <... prctl resumed>) = 0 [pid 6121] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./176" [pid 6122] setpgid(0, 0 [pid 6121] write(3, "1000", 4 [pid 5002] unlink("./194/binderfs" [pid 6122] <... setpgid resumed>) = 0 [pid 6121] <... write resumed>) = 4 [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6121] close(3 [pid 4996] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6123 attached [pid 6122] <... openat resumed>) = 3 [pid 6121] <... close resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4996] mkdir("./177", 0777 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6124 attached [pid 6122] write(3, "1000", 4 [pid 6121] symlink("/dev/binderfs", "./binderfs" [pid 6124] chdir("./182" [pid 6122] <... write resumed>) = 4 [pid 6121] <... symlink resumed>) = 0 [pid 5002] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 6124] <... chdir resumed>) = 0 [pid 6123] chdir("./190" [pid 6122] close(3 [pid 6121] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6123] <... chdir resumed>) = 0 [pid 6122] <... close resumed>) = 0 [pid 6121] <... openat resumed>) = 3 [pid 6124] <... prctl resumed>) = 0 [pid 6122] symlink("/dev/binderfs", "./binderfs" [pid 6121] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./194"./strace-static-x86_64: Process 6125 attached [pid 6124] setpgid(0, 0 [pid 6123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6122] <... symlink resumed>) = 0 [pid 6121] <... mmap resumed>) = 0x20fff000 [pid 6124] <... setpgid resumed>) = 0 [pid 6123] <... prctl resumed>) = 0 [pid 6122] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6121] exit_group(0 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6125 [pid 6125] chdir("./177" [pid 6124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6123] setpgid(0, 0 [pid 6122] <... openat resumed>) = 3 [pid 6121] <... exit_group resumed>) = ? [pid 5002] mkdir("./195", 0777 [pid 6125] <... chdir resumed>) = 0 [pid 6124] <... openat resumed>) = 3 [pid 6123] <... setpgid resumed>) = 0 [pid 6122] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6121] +++ exited with 0 +++ [pid 6124] write(3, "1000", 4 [pid 6123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6122] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 6124] <... write resumed>) = 4 [pid 6122] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6124] close(3 [pid 6122] <... exit_group resumed>) = ? [pid 6124] <... close resumed>) = 0 [pid 6123] <... openat resumed>) = 3 [pid 6122] +++ exited with 0 +++ [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6124] symlink("/dev/binderfs", "./binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6126 [pid 6125] <... prctl resumed>) = 0 [pid 6124] <... symlink resumed>) = 0 [pid 6123] write(3, "1000", 4 [pid 5001] <... restart_syscall resumed>) = 0 [pid 6125] setpgid(0, 0 [pid 6124] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6123] <... write resumed>) = 4 [pid 6125] <... setpgid resumed>) = 0 [pid 6124] <... openat resumed>) = 3 [pid 6123] close(3 [pid 6124] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6124] <... mmap resumed>) = 0x20fff000 [pid 6123] <... close resumed>) = 0 [pid 5001] umount2("./188", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./187", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6126 attached [pid 6124] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6126] chdir("./195" [pid 6124] <... exit_group resumed>) = ? [pid 6123] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6126] <... chdir resumed>) = 0 [pid 6125] <... openat resumed>) = 3 [pid 6124] +++ exited with 0 +++ [pid 5001] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... openat resumed>) = 3 [pid 6126] <... prctl resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 4998] fstat(3, [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6123] <... symlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 6126] setpgid(0, 0 [pid 4998] getdents64(3, [pid 6126] <... setpgid resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6123] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./188/binderfs", [pid 4998] lstat("./187/binderfs", [pid 6126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./182", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] unlink("./188/binderfs" [pid 4998] unlink("./187/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6126] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6126] write(3, "1000", 4) = 4 [pid 4998] <... unlink resumed>) = 0 [pid 6126] close(3 [pid 5001] getdents64(3, [pid 4998] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 6126] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] fstat(3, [pid 6126] symlink("/dev/binderfs", "./binderfs" [pid 5001] close(3 [pid 4998] close(3 [pid 6126] <... symlink resumed>) = 0 [pid 6125] write(3, "1000", 4 [pid 6123] <... openat resumed>) = 3 [pid 5001] <... close resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6126] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6125] <... write resumed>) = 4 [pid 5001] rmdir("./188" [pid 4998] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 6126] <... openat resumed>) = 3 [pid 6125] close(3 [pid 6123] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] rmdir("./187" [pid 6126] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6125] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6126] <... mmap resumed>) = 0x20fff000 [pid 6125] symlink("/dev/binderfs", "./binderfs" [pid 5001] mkdir("./189", 0777 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6126] exit_group(0 [pid 6125] <... symlink resumed>) = 0 [pid 6123] <... mmap resumed>) = 0x20fff000 [pid 6126] <... exit_group resumed>) = ? [pid 5001] <... mkdir resumed>) = 0 [pid 4997] umount2("./182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./188", 0777 [pid 6126] +++ exited with 0 +++ [pid 6125] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6123] exit_group(0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6125] <... openat resumed>) = 3 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] lstat("./182/binderfs", [pid 6125] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6125] <... mmap resumed>) = 0x20fff000 [pid 6125] exit_group(0 [pid 6123] <... exit_group resumed>) = ? [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6125] <... exit_group resumed>) = ? [pid 4997] unlink("./182/binderfs" [pid 6125] +++ exited with 0 +++ [pid 5002] umount2("./195", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6127 [pid 4997] <... unlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6128 [pid 4997] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6127 attached [pid 5002] fstat(3, [pid 4997] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./177", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6127] chdir("./189" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./182" [pid 4996] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] umount2("./195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6128 attached [pid 6127] <... chdir resumed>) = 0 [pid 6128] chdir("./188" [pid 6127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6128] <... chdir resumed>) = 0 [pid 6127] <... prctl resumed>) = 0 [pid 5002] lstat("./195/binderfs", [pid 4997] mkdir("./183", 0777 [pid 4996] fstat(3, [pid 6128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6127] setpgid(0, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6128] <... prctl resumed>) = 0 [pid 6127] <... setpgid resumed>) = 0 [pid 6128] setpgid(0, 0 [pid 6127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] unlink("./195/binderfs" [pid 6123] +++ exited with 0 +++ [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6128] <... setpgid resumed>) = 0 [pid 6127] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, [pid 6128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6127] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6128] <... openat resumed>) = 3 [pid 6127] <... write resumed>) = 4 [pid 5000] <... restart_syscall resumed>) = 0 [pid 6128] write(3, "1000", 4 [pid 6127] close(3 [pid 6128] <... write resumed>) = 4 [pid 6127] <... close resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6128] close(3 [pid 6127] symlink("/dev/binderfs", "./binderfs" [pid 5002] close(3 [pid 5000] umount2("./190", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6129 [pid 4996] umount2("./177/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6129 attached [pid 6128] <... close resumed>) = 0 [pid 6127] <... symlink resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6128] symlink("/dev/binderfs", "./binderfs" [pid 6127] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./195" [pid 5000] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6129] chdir("./183" [pid 6128] <... symlink resumed>) = 0 [pid 6127] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 6128] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6127] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] fstat(3, [pid 4996] lstat("./177/binderfs", [pid 6129] <... chdir resumed>) = 0 [pid 6128] <... openat resumed>) = 3 [pid 6127] <... mmap resumed>) = 0x20fff000 [pid 5002] mkdir("./196", 0777 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6128] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6127] exit_group(0 [pid 5000] getdents64(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6128] <... mmap resumed>) = 0x20fff000 [pid 6127] <... exit_group resumed>) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] unlink("./177/binderfs" [pid 6129] <... prctl resumed>) = 0 [pid 6128] exit_group(0 [pid 6127] +++ exited with 0 +++ [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] umount2("./190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6128] <... exit_group resumed>) = ? [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 6129] setpgid(0, 0 [pid 6128] +++ exited with 0 +++ [pid 5000] lstat("./190/binderfs", [pid 4996] getdents64(3, [pid 6129] <... setpgid resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6130 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./190/binderfs" [pid 4996] close(3 [pid 6129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... unlink resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4998] umount2("./188", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] rmdir("./177" [pid 5000] rmdir("./190" [pid 4998] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] umount2("./189", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... rmdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6130 attached [pid 6129] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] mkdir("./191", 0777 [pid 4998] <... openat resumed>) = 3 [pid 4996] mkdir("./178", 0777 [pid 6130] chdir("./196" [pid 6129] write(3, "1000", 4 [pid 5001] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... mkdir resumed>) = 0 [pid 4998] fstat(3, [pid 6130] <... chdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6131 attached [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6129] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6130] <... prctl resumed>) = 0 [pid 6129] close(3 [pid 5001] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6131 [pid 4998] getdents64(3, [pid 6130] setpgid(0, 0) = 0 [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] getdents64(3, [pid 4998] umount2("./188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6132 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./188/binderfs", [pid 6129] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6129] symlink("/dev/binderfs", "./binderfs" [pid 5001] lstat("./189/binderfs", [pid 4998] unlink("./188/binderfs" [pid 6130] write(3, "1000", 4 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6130] <... write resumed>) = 4 [pid 4998] <... unlink resumed>) = 0 [pid 5001] unlink("./189/binderfs" [pid 6130] close(3./strace-static-x86_64: Process 6132 attached ) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 6132] chdir("./178" [pid 6130] symlink("/dev/binderfs", "./binderfs" [pid 6129] <... symlink resumed>) = 0 [pid 6132] <... chdir resumed>) = 0 [pid 6130] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6130] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6129] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6132] <... prctl resumed>) = 0 [pid 6131] chdir("./191" [pid 6130] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 6132] setpgid(0, 0 [pid 6130] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6129] <... openat resumed>) = 3 [pid 5001] close(3 [pid 4998] <... close resumed>) = 0 [pid 6132] <... setpgid resumed>) = 0 [pid 6131] <... chdir resumed>) = 0 [pid 6130] <... mmap resumed>) = 0x20fff000 [pid 6129] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... close resumed>) = 0 [pid 4998] rmdir("./188" [pid 6132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6130] exit_group(0 [pid 6132] <... openat resumed>) = 3 [pid 6130] <... exit_group resumed>) = ? [pid 5001] rmdir("./189" [pid 4998] <... rmdir resumed>) = 0 [pid 6132] write(3, "1000", 4 [pid 6131] <... prctl resumed>) = 0 [pid 6130] +++ exited with 0 +++ [pid 6129] <... mmap resumed>) = 0x20fff000 [pid 6132] <... write resumed>) = 4 [pid 6132] close(3) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... rmdir resumed>) = 0 [pid 4998] mkdir("./189", 0777 [pid 6132] symlink("/dev/binderfs", "./binderfs" [pid 6129] exit_group(0 [pid 5001] mkdir("./190", 0777 [pid 6132] <... symlink resumed>) = 0 [pid 6132] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... mkdir resumed>) = 0 [pid 6132] <... openat resumed>) = 3 [pid 6132] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6131] setpgid(0, 0 [pid 6129] <... exit_group resumed>) = ? [pid 5002] umount2("./196", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6132] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6132] <... exit_group resumed>) = ? [pid 6132] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6133 attached [pid 6133] chdir("./189" [pid 5002] <... openat resumed>) = 3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6133 [pid 5002] fstat(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6134 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5002] getdents64(3, [pid 4996] <... restart_syscall resumed>) = 0 [pid 6133] <... chdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./196/binderfs", [pid 4996] umount2("./178", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./196/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6133] setpgid(0, 0 [pid 5002] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 6133] <... setpgid resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] fstat(3, [pid 6133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] close(3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6133] <... openat resumed>) = 3 [pid 6129] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 6133] write(3, "1000", 4 [pid 5002] rmdir("./196" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6133] <... write resumed>) = 4 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6133] close(3) = 0 ./strace-static-x86_64: Process 6134 attached [pid 6133] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 5002] mkdir("./197", 0777 [pid 4996] umount2("./178/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6134] chdir("./190" [pid 6133] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6134] <... chdir resumed>) = 0 [pid 6133] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6133] <... openat resumed>) = 3 [pid 4997] umount2("./183", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./178/binderfs", [pid 6134] <... prctl resumed>) = 0 [pid 6133] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6134] setpgid(0, 0 [pid 6133] <... mmap resumed>) = 0x20fff000 [pid 6131] <... setpgid resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6135 [pid 4997] <... openat resumed>) = 3 [pid 4996] unlink("./178/binderfs" [pid 6134] <... setpgid resumed>) = 0 [pid 6133] exit_group(0 [pid 4997] fstat(3, [pid 6134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6133] <... exit_group resumed>) = ? [pid 4996] <... unlink resumed>) = 0 [pid 6134] <... openat resumed>) = 3 [pid 6133] +++ exited with 0 +++ [pid 6131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6134] write(3, "1000", 4 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6134] <... write resumed>) = 4 [pid 6131] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6135 attached [pid 6134] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 6135] chdir("./197" [pid 6134] <... close resumed>) = 0 [pid 6131] write(3, "1000", 4 [pid 4997] umount2("./183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6135] <... chdir resumed>) = 0 [pid 6134] symlink("/dev/binderfs", "./binderfs" [pid 6131] <... write resumed>) = 4 [pid 4998] umount2("./189", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 [pid 6135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6134] <... symlink resumed>) = 0 [pid 6131] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./183/binderfs", [pid 4996] rmdir("./178" [pid 6135] <... prctl resumed>) = 0 [pid 6134] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6131] <... close resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6135] setpgid(0, 0 [pid 6134] <... openat resumed>) = 3 [pid 6131] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 4997] unlink("./183/binderfs" [pid 6135] <... setpgid resumed>) = 0 [pid 6134] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6134] <... mmap resumed>) = 0x20fff000 [pid 6131] <... symlink resumed>) = 0 [pid 4998] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 4996] mkdir("./179", 0777 [pid 6135] <... openat resumed>) = 3 [pid 6134] exit_group(0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 6135] write(3, "1000", 4 [pid 6134] <... exit_group resumed>) = ? [pid 6135] <... write resumed>) = 4 [pid 6134] +++ exited with 0 +++ [pid 6131] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6135] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] close(3 [pid 6135] <... close resumed>) = 0 [pid 4998] umount2("./189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6135] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... close resumed>) = 0 [pid 6135] <... symlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6135] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] rmdir("./183" [pid 4998] lstat("./189/binderfs", [pid 5001] umount2("./190", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6136 attached [pid 6136] chdir("./179" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6135] <... openat resumed>) = 3 [pid 6131] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] unlink("./189/binderfs" [pid 4997] mkdir("./184", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6136 [pid 6135] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6135] <... mmap resumed>) = 0x20fff000 [pid 6131] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6135] exit_group(0 [pid 5001] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6135] <... exit_group resumed>) = ? [pid 5001] fstat(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6135] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] close(3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6137 [pid 6136] <... chdir resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... close resumed>) = 0 [pid 6136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] rmdir("./189" [pid 6131] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6136] <... prctl resumed>) = 0 [pid 6136] setpgid(0, 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 6136] <... setpgid resumed>) = 0 [pid 6136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6131] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... rmdir resumed>) = 0 [pid 6136] <... openat resumed>) = 3 [pid 6131] <... exit_group resumed>) = ? [pid 5002] umount2("./197", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] lstat("./190/binderfs", [pid 4998] mkdir("./190", 0777 [pid 6136] write(3, "1000", 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6136] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6136] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5001] unlink("./190/binderfs" [pid 4998] <... mkdir resumed>) = 0 [pid 6136] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 6136] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6136] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 6136] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6136] <... openat resumed>) = 3 [pid 5002] umount2("./197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6136] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6136] <... mmap resumed>) = 0x20fff000 [pid 6131] +++ exited with 0 +++ [pid 5002] lstat("./197/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6137 attached [pid 6136] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] close(3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6138 [pid 6136] <... exit_group resumed>) = ? [pid 5002] unlink("./197/binderfs" [pid 5001] <... close resumed>) = 0 [pid 6137] chdir("./184" [pid 6136] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 5001] rmdir("./190" [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3) = 0 [pid 5002] rmdir("./197" [pid 6137] <... chdir resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] mkdir("./198", 0777 [pid 5001] mkdir("./191", 0777./strace-static-x86_64: Process 6138 attached [pid 6137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... mkdir resumed>) = 0 [pid 5000] umount2("./191", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6138] chdir("./190" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6139 attached [pid 6138] <... chdir resumed>) = 0 [pid 6137] <... prctl resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6139 [pid 6138] <... prctl resumed>) = 0 [pid 6138] setpgid(0, 0) = 0 [pid 6138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6137] setpgid(0, 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6140 [pid 6138] <... openat resumed>) = 3 [pid 6137] <... setpgid resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 6138] write(3, "1000", 4) = 4 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./179", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6138] close(3 [pid 5000] getdents64(3, [pid 6138] <... close resumed>) = 0 [pid 6137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6138] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6140 attached [pid 6138] <... symlink resumed>) = 0 [pid 6137] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... openat resumed>) = 3 [pid 6137] write(3, "1000", 4 [pid 5000] lstat("./191/binderfs", [pid 4996] fstat(3, [pid 6140] chdir("./191" [pid 6138] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6137] <... write resumed>) = 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6140] <... chdir resumed>) = 0 [pid 6139] chdir("./198" [pid 6138] <... openat resumed>) = 3 [pid 6137] close(3 [pid 5000] unlink("./191/binderfs" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6138] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6140] <... prctl resumed>) = 0 [pid 6138] <... mmap resumed>) = 0x20fff000 [pid 6137] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6139] <... chdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6140] setpgid(0, 0 [pid 6138] exit_group(0 [pid 6137] symlink("/dev/binderfs", "./binderfs" [pid 5000] getdents64(3, [pid 6140] <... setpgid resumed>) = 0 [pid 6138] <... exit_group resumed>) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6138] +++ exited with 0 +++ [pid 6137] <... symlink resumed>) = 0 [pid 5000] close(3 [pid 4996] umount2("./179/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6140] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6137] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] rmdir("./191" [pid 4996] lstat("./179/binderfs", [pid 6140] write(3, "1000", 4) = 4 [pid 6140] close(3) = 0 [pid 6140] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6140] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6137] <... openat resumed>) = 3 [pid 5000] mkdir("./192", 0777 [pid 4996] unlink("./179/binderfs" [pid 6140] <... openat resumed>) = 3 [pid 6140] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 6137] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... unlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, [pid 6140] exit_group(0) = ? [pid 6140] +++ exited with 0 +++ [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./190", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6141 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] rmdir("./179"./strace-static-x86_64: Process 6141 attached [pid 4998] <... openat resumed>) = 3 [pid 6141] chdir("./192" [pid 4998] fstat(3, [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 6141] <... chdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] mkdir("./180", 0777 [pid 6137] <... mmap resumed>) = 0x20fff000 [pid 4998] getdents64(3, [pid 6141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6141] setpgid(0, 0) = 0 [pid 6141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] umount2("./191", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... mkdir resumed>) = 0 [pid 6137] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6137] <... exit_group resumed>) = ? [pid 5001] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6141] <... openat resumed>) = 3 [pid 6141] write(3, "1000", 4) = 4 [pid 6141] close(3) = 0 [pid 6141] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] lstat("./190/binderfs", [pid 5001] <... openat resumed>) = 3 [pid 6141] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] fstat(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6142 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] unlink("./190/binderfs" [pid 5001] getdents64(3, [pid 6141] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... unlink resumed>) = 0 [pid 5001] umount2("./191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] lstat("./191/binderfs", [pid 4998] close(3 [pid 6141] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... close resumed>) = 0 [pid 5001] unlink("./191/binderfs" [pid 4998] rmdir("./190"./strace-static-x86_64: Process 6142 attached [pid 6141] <... mmap resumed>) = 0x20fff000 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] mkdir("./191", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6142] chdir("./180" [pid 6141] exit_group(0 [pid 5001] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] rmdir("./191" [pid 6142] <... chdir resumed>) = 0 [pid 6141] <... exit_group resumed>) = ? [pid 6142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6141] +++ exited with 0 +++ [pid 5001] <... rmdir resumed>) = 0 [pid 5001] mkdir("./192", 0777 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6143 [pid 6137] +++ exited with 0 +++ [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6142] <... prctl resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6142] setpgid(0, 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6142] <... setpgid resumed>) = 0 [pid 6142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6139] <... prctl resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... restart_syscall resumed>) = 0 [pid 6142] <... openat resumed>) = 3 [pid 5000] umount2("./192", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./184", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6143 attached [pid 6142] write(3, "1000", 4 [pid 5000] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... openat resumed>) = 3 [pid 6143] chdir("./191" [pid 6142] <... write resumed>) = 4 [pid 4997] fstat(3, [pid 6143] <... chdir resumed>) = 0 [pid 6142] close(3 [pid 6139] setpgid(0, 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6144 [pid 5000] <... openat resumed>) = 3 [pid 6143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6142] <... close resumed>) = 0 [pid 5000] fstat(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6143] <... prctl resumed>) = 0 [pid 6142] symlink("/dev/binderfs", "./binderfs" [pid 6139] <... setpgid resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 6143] setpgid(0, 0 [pid 6142] <... symlink resumed>) = 0 [pid 6143] <... setpgid resumed>) = 0 [pid 6142] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6142] <... openat resumed>) = 3 [pid 6139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6143] <... openat resumed>) = 3 [pid 6142] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6143] write(3, "1000", 4 [pid 6142] <... mmap resumed>) = 0x20fff000 [pid 5000] umount2("./192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6143] <... write resumed>) = 4 [pid 6142] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./184/binderfs", [pid 6143] close(3 [pid 6142] <... exit_group resumed>) = ? [pid 5000] lstat("./192/binderfs", ./strace-static-x86_64: Process 6144 attached [pid 6143] <... close resumed>) = 0 [pid 6142] +++ exited with 0 +++ [pid 6139] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6144] chdir("./192" [pid 6143] symlink("/dev/binderfs", "./binderfs" [pid 6139] write(3, "1000", 4 [pid 5000] unlink("./192/binderfs" [pid 4997] unlink("./184/binderfs" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6144] <... chdir resumed>) = 0 [pid 6143] <... symlink resumed>) = 0 [pid 6144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6143] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6144] <... prctl resumed>) = 0 [pid 6143] <... openat resumed>) = 3 [pid 6139] <... write resumed>) = 4 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6144] setpgid(0, 0 [pid 6143] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6139] close(3 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 6144] <... setpgid resumed>) = 0 [pid 6143] <... mmap resumed>) = 0x20fff000 [pid 6144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6143] exit_group(0 [pid 6139] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./180", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6144] <... openat resumed>) = 3 [pid 6143] <... exit_group resumed>) = ? [pid 6139] symlink("/dev/binderfs", "./binderfs" [pid 5000] close(3 [pid 4997] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6144] write(3, "1000", 4 [pid 6143] +++ exited with 0 +++ [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6144] <... write resumed>) = 4 [pid 5000] rmdir("./192" [pid 4997] rmdir("./184" [pid 4996] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6144] close(3 [pid 6139] <... symlink resumed>) = 0 [pid 6144] <... close resumed>) = 0 [pid 6144] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6144] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6139] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] mkdir("./193", 0777 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... rmdir resumed>) = 0 [pid 4996] fstat(3, [pid 6144] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6139] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] mkdir("./185", 0777 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6144] exit_group(0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6144] <... exit_group resumed>) = ? [pid 6144] +++ exited with 0 +++ [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6145 attached [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./180/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./191", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6145] chdir("./193") = 0 [pid 6145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6145] setpgid(0, 0) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6146 [pid 4996] lstat("./180/binderfs", [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6145 [pid 4998] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6139] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] fstat(3, [pid 4996] unlink("./180/binderfs" [pid 5001] umount2("./192", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6145] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 4998] umount2("./191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] close(3 [pid 6145] write(3, "1000", 4 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] lstat("./191/binderfs", [pid 4996] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./180" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6145] <... write resumed>) = 4 [pid 6145] close(3) = 0 [pid 6145] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... rmdir resumed>) = 0 [pid 4998] unlink("./191/binderfs" [pid 5001] umount2("./192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./181", 0777 [pid 6145] <... symlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 6145] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] lstat("./192/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6145] <... openat resumed>) = 3 [pid 6145] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] close(3 [pid 5001] unlink("./192/binderfs" [pid 4998] <... close resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6147 ./strace-static-x86_64: Process 6146 attached [pid 6145] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] rmdir("./191" [pid 6139] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 6146] chdir("./185" [pid 6145] <... exit_group resumed>) = ? [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6146] <... chdir resumed>) = 0 [pid 6145] +++ exited with 0 +++ [pid 6139] exit_group(0 [pid 5001] close(3 [pid 4998] mkdir("./192", 0777 [pid 6139] <... exit_group resumed>) = ? [pid 5001] <... close resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6146] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6147 attached ) = 0 [pid 6147] chdir("./181" [pid 6146] setpgid(0, 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5001] rmdir("./192" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6147] <... chdir resumed>) = 0 [pid 6146] <... setpgid resumed>) = 0 [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... rmdir resumed>) = 0 [pid 6147] <... prctl resumed>) = 0 [pid 6146] <... openat resumed>) = 3 [pid 6147] setpgid(0, 0 [pid 6146] write(3, "1000", 4 [pid 6147] <... setpgid resumed>) = 0 [pid 6146] <... write resumed>) = 4 [pid 5001] mkdir("./193", 0777 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6146] close(3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] umount2("./193", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6148 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6147] <... openat resumed>) = 3 [pid 6146] <... close resumed>) = 0 [pid 6147] write(3, "1000", 4 [pid 6146] symlink("/dev/binderfs", "./binderfs" [pid 6147] <... write resumed>) = 4 [pid 6146] <... symlink resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6147] close(3 [pid 6146] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6149 [pid 5000] <... openat resumed>) = 3 [pid 6147] <... close resumed>) = 0 [pid 6146] <... openat resumed>) = 3 [pid 6139] +++ exited with 0 +++ [pid 5000] fstat(3, ./strace-static-x86_64: Process 6148 attached [pid 6147] symlink("/dev/binderfs", "./binderfs" [pid 6146] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6149 attached [pid 6148] chdir("./192" [pid 6147] <... symlink resumed>) = 0 [pid 6146] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] getdents64(3, [pid 6149] chdir("./193" [pid 6148] <... chdir resumed>) = 0 [pid 6147] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6146] exit_group(0 [pid 5002] umount2("./198", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6147] <... openat resumed>) = 3 [pid 6146] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6149] <... chdir resumed>) = 0 [pid 6148] <... prctl resumed>) = 0 [pid 6147] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6146] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6148] setpgid(0, 0 [pid 6147] <... mmap resumed>) = 0x20fff000 [pid 5002] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6149] <... prctl resumed>) = 0 [pid 6148] <... setpgid resumed>) = 0 [pid 6147] exit_group(0 [pid 5002] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6149] setpgid(0, 0 [pid 6148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6147] <... exit_group resumed>) = ? [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] lstat("./193/binderfs", [pid 6149] <... setpgid resumed>) = 0 [pid 6148] <... openat resumed>) = 3 [pid 6147] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 6148] write(3, "1000", 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6148] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] unlink("./193/binderfs" [pid 6149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6148] close(3 [pid 5002] umount2("./198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6148] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] umount2("./181", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6148] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6149] <... openat resumed>) = 3 [pid 6148] <... symlink resumed>) = 0 [pid 5002] lstat("./198/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6149] write(3, "1000", 4 [pid 6148] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] close(3 [pid 4997] umount2("./185", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 6149] <... write resumed>) = 4 [pid 6148] <... openat resumed>) = 3 [pid 5002] unlink("./198/binderfs" [pid 5000] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 6148] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6149] close(3 [pid 6148] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 5000] rmdir("./193" [pid 4997] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 6149] <... close resumed>) = 0 [pid 6148] exit_group(0 [pid 5002] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6148] <... exit_group resumed>) = ? [pid 5000] <... rmdir resumed>) = 0 [pid 4996] umount2("./181/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6149] symlink("/dev/binderfs", "./binderfs" [pid 6148] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] mkdir("./194", 0777 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] close(3 [pid 4996] lstat("./181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./181/binderfs" [pid 5002] <... close resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] fstat(3, [pid 4996] <... unlink resumed>) = 0 [pid 5002] rmdir("./198" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6149] <... symlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5002] mkdir("./199", 0777 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] getdents64(3, [pid 4996] rmdir("./181") = 0 [pid 4996] mkdir("./182", 0777 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6149] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6150 [pid 4997] umount2("./185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6151 ./strace-static-x86_64: Process 6150 attached [pid 6150] chdir("./194") = 0 [pid 6150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6150] setpgid(0, 0) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./192", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./185/binderfs", [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6152 [pid 6149] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6149] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] unlink("./185/binderfs" [pid 6150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6149] <... mmap resumed>) = 0x20fff000 [pid 6150] write(3, "1000", 4 [pid 4997] <... unlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4997] getdents64(3, [pid 6150] <... write resumed>) = 4 [pid 6149] exit_group(0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6150] close(3 [pid 6149] <... exit_group resumed>) = ? [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6150] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 6150] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6150] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... close resumed>) = 0 [pid 4998] umount2("./192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./185"./strace-static-x86_64: Process 6152 attached [pid 6150] <... openat resumed>) = 3 [pid 6152] chdir("./199" [pid 6150] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6151 attached [pid 6152] <... chdir resumed>) = 0 [pid 6150] <... mmap resumed>) = 0x20fff000 [pid 6149] +++ exited with 0 +++ [pid 4998] lstat("./192/binderfs", [pid 4997] mkdir("./186", 0777 [pid 6152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6150] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6152] <... prctl resumed>) = 0 [pid 6150] <... exit_group resumed>) = ? [pid 6152] setpgid(0, 0 [pid 4998] unlink("./192/binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 6150] +++ exited with 0 +++ [pid 6152] <... setpgid resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] umount2("./193", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... unlink resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6152] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 6152] write(3, "1000", 4) = 4 [pid 6152] close(3) = 0 [pid 6152] symlink("/dev/binderfs", "./binderfs" [pid 5000] umount2("./194", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6153 [pid 5001] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 5001] fstat(3, [pid 5000] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6152] <... symlink resumed>) = 0 [pid 5000] fstat(3, [pid 4998] <... close resumed>) = 0 [pid 6152] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] rmdir("./192" [pid 6152] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 6152] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6153 attached [pid 6152] <... mmap resumed>) = 0x20fff000 [pid 6151] chdir("./182" [pid 5001] umount2("./193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./193", 0777 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6153] chdir("./186" [pid 6152] exit_group(0 [pid 6153] <... chdir resumed>) = 0 [pid 6152] <... exit_group resumed>) = ? [pid 5001] lstat("./193/binderfs", [pid 5000] lstat("./194/binderfs", [pid 4998] <... mkdir resumed>) = 0 [pid 6153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6152] +++ exited with 0 +++ [pid 6151] <... chdir resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6153] <... prctl resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] unlink("./193/binderfs" [pid 5000] unlink("./194/binderfs" [pid 6153] setpgid(0, 0) = 0 [pid 6153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6153] write(3, "1000", 4 [pid 5000] <... unlink resumed>) = 0 [pid 6153] <... write resumed>) = 4 [pid 6153] close(3 [pid 5001] <... unlink resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6154 [pid 6153] <... close resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6153] symlink("/dev/binderfs", "./binderfs" [pid 5001] close(3 [pid 5000] close(3 [pid 6153] <... symlink resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 6153] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./199", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] rmdir("./193" [pid 5000] rmdir("./194" [pid 6153] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6154 attached [pid 6153] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6154] chdir("./193" [pid 6153] <... mmap resumed>) = 0x20fff000 [pid 6151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] mkdir("./194", 0777 [pid 5000] <... rmdir resumed>) = 0 [pid 6154] <... chdir resumed>) = 0 [pid 6153] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 6154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6153] <... exit_group resumed>) = ? [pid 6154] <... prctl resumed>) = 0 [pid 6153] +++ exited with 0 +++ [pid 6151] <... prctl resumed>) = 0 [pid 5002] fstat(3, [pid 5001] <... mkdir resumed>) = 0 [pid 5000] mkdir("./195", 0777 [pid 6154] setpgid(0, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6154] <... setpgid resumed>) = 0 [pid 6154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 6154] <... openat resumed>) = 3 [pid 6154] write(3, "1000", 4) = 4 [pid 6154] close(3) = 0 [pid 6154] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6154] <... symlink resumed>) = 0 [pid 6151] setpgid(0, 0 [pid 5002] umount2("./199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6155 [pid 6154] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6151] <... setpgid resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] lstat("./199/binderfs", [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6156 [pid 6154] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] umount2("./186", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6154] <... mmap resumed>) = 0x20fff000 [pid 6151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] unlink("./199/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6154] exit_group(0./strace-static-x86_64: Process 6155 attached ) = ? [pid 5002] <... unlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6155] chdir("./194" [pid 6154] +++ exited with 0 +++ [pid 6151] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 6155] <... chdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] fstat(3, [pid 6151] write(3, "1000", 4 [pid 5002] close(3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6156 attached [pid 6155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... close resumed>) = 0 [pid 4998] umount2("./193", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6151] <... write resumed>) = 4 [pid 6156] chdir("./195" [pid 6155] <... prctl resumed>) = 0 [pid 5002] rmdir("./199" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 6156] <... chdir resumed>) = 0 [pid 6155] setpgid(0, 0 [pid 6151] close(3 [pid 6156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6155] <... setpgid resumed>) = 0 [pid 6156] <... prctl resumed>) = 0 [pid 6155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6151] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6156] setpgid(0, 0 [pid 6155] <... openat resumed>) = 3 [pid 6151] symlink("/dev/binderfs", "./binderfs" [pid 5002] mkdir("./200", 0777 [pid 4998] <... openat resumed>) = 3 [pid 4997] umount2("./186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6156] <... setpgid resumed>) = 0 [pid 6155] write(3, "1000", 4 [pid 6156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6155] <... write resumed>) = 4 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6156] <... openat resumed>) = 3 [pid 6155] close(3 [pid 6151] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] lstat("./186/binderfs", [pid 6156] write(3, "1000", 4 [pid 6155] <... close resumed>) = 0 [pid 6156] <... write resumed>) = 4 [pid 6155] symlink("/dev/binderfs", "./binderfs" [pid 6156] close(3 [pid 6155] <... symlink resumed>) = 0 [pid 6156] <... close resumed>) = 0 [pid 6155] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6156] symlink("/dev/binderfs", "./binderfs" [pid 6155] <... openat resumed>) = 3 [pid 6151] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6156] <... symlink resumed>) = 0 [pid 6155] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6157 [pid 6156] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6155] <... mmap resumed>) = 0x20fff000 [pid 6151] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] unlink("./186/binderfs" [pid 6156] <... openat resumed>) = 3 [pid 6155] exit_group(0 [pid 4998] umount2("./193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6156] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6155] <... exit_group resumed>) = ? [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6157 attached [pid 6156] <... mmap resumed>) = 0x20fff000 [pid 6155] +++ exited with 0 +++ [pid 6151] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] lstat("./193/binderfs", [pid 4997] getdents64(3, [pid 6157] chdir("./200" [pid 6156] exit_group(0 [pid 6157] <... chdir resumed>) = 0 [pid 6156] <... exit_group resumed>) = ? [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6156] +++ exited with 0 +++ [pid 6151] <... mmap resumed>) = 0x20fff000 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] unlink("./193/binderfs" [pid 4997] close(3 [pid 6157] <... prctl resumed>) = 0 [pid 6157] setpgid(0, 0 [pid 4998] <... unlink resumed>) = 0 [pid 6157] <... setpgid resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 6151] exit_group(0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./186" [pid 6151] <... exit_group resumed>) = ? [pid 6157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] umount2("./194", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 6157] write(3, "1000", 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... close resumed>) = 0 [pid 4997] mkdir("./187", 0777 [pid 6157] <... write resumed>) = 4 [pid 5001] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] rmdir("./193" [pid 6157] close(3) = 0 [pid 6157] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 6157] <... symlink resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] umount2("./195", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6157] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... rmdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6157] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] mkdir("./194", 0777 [pid 6157] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6157] exit_group(0 [pid 5001] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 6157] <... exit_group resumed>) = ? [pid 6157] +++ exited with 0 +++ [pid 6151] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] fstat(3, [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6158 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6151, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 6158 attached [pid 5000] getdents64(3, [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5002] umount2("./200", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6158] chdir("./187") = 0 [pid 6158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6158] setpgid(0, 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] lstat("./194/binderfs", [pid 5000] umount2("./195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6159 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6158] <... setpgid resumed>) = 0 [pid 5000] lstat("./195/binderfs", [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./182", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./194/binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] unlink("./195/binderfs" [pid 6158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5002] getdents64(3, [pid 5001] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6158] write(3, "1000", 4 [pid 5000] <... unlink resumed>) = 0 [pid 6158] <... write resumed>) = 4 [pid 4996] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 4996] fstat(3, [pid 5002] umount2("./200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] close(3 [pid 5002] lstat("./200/binderfs", [pid 5001] close(3 [pid 4996] getdents64(3, [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 5002] unlink("./200/binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] rmdir("./195" [pid 5001] <... close resumed>) = 0 ./strace-static-x86_64: Process 6159 attached [pid 6158] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 6159] chdir("./194" [pid 6158] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] rmdir("./194" [pid 5000] mkdir("./196", 0777 [pid 4996] umount2("./182/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6159] <... chdir resumed>) = 0 [pid 6158] symlink("/dev/binderfs", "./binderfs" [pid 6159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6158] <... symlink resumed>) = 0 [pid 5002] close(3 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6159] <... prctl resumed>) = 0 [pid 6158] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... mkdir resumed>) = 0 [pid 4996] lstat("./182/binderfs", [pid 5002] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] rmdir("./200" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6159] setpgid(0, 0 [pid 6158] <... openat resumed>) = 3 [pid 6159] <... setpgid resumed>) = 0 [pid 6158] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6158] <... mmap resumed>) = 0x20fff000 [pid 4996] unlink("./182/binderfs" [pid 6159] <... openat resumed>) = 3 [pid 6158] exit_group(0 [pid 5002] <... rmdir resumed>) = 0 [pid 6159] write(3, "1000", 4 [pid 6158] <... exit_group resumed>) = ? [pid 5002] mkdir("./201", 0777 [pid 5001] mkdir("./195", 0777 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6160 [pid 4996] <... unlink resumed>) = 0 [pid 6159] <... write resumed>) = 4 [pid 6158] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6159] close(3) = 0 [pid 6159] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6159] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] close(3 [pid 6159] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6161 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 6160 attached [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6162 [pid 4996] rmdir("./182" [pid 6159] exit_group(0) = ? [pid 6160] chdir("./196" [pid 6159] +++ exited with 0 +++ [pid 4997] umount2("./187", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./183", 0777./strace-static-x86_64: Process 6161 attached [pid 4997] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6161] chdir("./201"./strace-static-x86_64: Process 6162 attached ) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6162] chdir("./195" [pid 4997] <... openat resumed>) = 3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] umount2("./194", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 6161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6162] <... chdir resumed>) = 0 [pid 6161] <... prctl resumed>) = 0 [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6161] setpgid(0, 0 [pid 6162] <... prctl resumed>) = 0 [pid 6161] <... setpgid resumed>) = 0 [pid 6162] setpgid(0, 0 [pid 6161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6163 [pid 4998] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4997] getdents64(3, [pid 6162] <... setpgid resumed>) = 0 [pid 6161] <... openat resumed>) = 3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 4997] umount2("./187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6161] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./187/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] lstat("./194/binderfs", [pid 4997] unlink("./187/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6163 attached [pid 6162] <... openat resumed>) = 3 [pid 6161] <... write resumed>) = 4 [pid 4997] <... unlink resumed>) = 0 [pid 4998] unlink("./194/binderfs" [pid 4997] getdents64(3, [pid 6163] chdir("./183" [pid 6162] write(3, "1000", 4 [pid 6161] close(3 [pid 6160] <... chdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6163] <... chdir resumed>) = 0 [pid 6162] <... write resumed>) = 4 [pid 6161] <... close resumed>) = 0 [pid 6160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] getdents64(3, [pid 4997] close(3 [pid 6163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6162] close(3 [pid 6161] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6163] <... prctl resumed>) = 0 [pid 6162] <... close resumed>) = 0 [pid 6161] <... symlink resumed>) = 0 [pid 6160] <... prctl resumed>) = 0 [pid 4998] close(3 [pid 4997] <... close resumed>) = 0 [pid 6163] setpgid(0, 0 [pid 6162] symlink("/dev/binderfs", "./binderfs" [pid 6161] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... close resumed>) = 0 [pid 6160] setpgid(0, 0 [pid 4997] rmdir("./187" [pid 6163] <... setpgid resumed>) = 0 [pid 6162] <... symlink resumed>) = 0 [pid 6161] <... openat resumed>) = 3 [pid 6160] <... setpgid resumed>) = 0 [pid 4998] rmdir("./194" [pid 6163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6162] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6161] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6163] <... openat resumed>) = 3 [pid 6162] <... openat resumed>) = 3 [pid 6161] <... mmap resumed>) = 0x20fff000 [pid 6160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... rmdir resumed>) = 0 [pid 4997] mkdir("./188", 0777 [pid 6163] write(3, "1000", 4 [pid 6162] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6161] exit_group(0 [pid 4998] mkdir("./195", 0777 [pid 6163] <... write resumed>) = 4 [pid 6162] <... mmap resumed>) = 0x20fff000 [pid 6161] <... exit_group resumed>) = ? [pid 6160] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 6163] close(3 [pid 6162] exit_group(0 [pid 6161] +++ exited with 0 +++ [pid 6160] write(3, "1000", 4 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6163] <... close resumed>) = 0 [pid 6162] <... exit_group resumed>) = ? [pid 6163] symlink("/dev/binderfs", "./binderfs" [pid 6162] +++ exited with 0 +++ [pid 6160] <... write resumed>) = 4 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6163] <... symlink resumed>) = 0 [pid 6160] close(3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6163] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6163] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./201", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6164 [pid 6160] <... close resumed>) = 0 [pid 6163] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./195", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6165 [pid 6163] exit_group(0 [pid 6160] symlink("/dev/binderfs", "./binderfs" [pid 5002] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6163] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6165 attached ./strace-static-x86_64: Process 6164 attached [pid 6163] +++ exited with 0 +++ [pid 6160] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 5001] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6160] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6163, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5001] fstat(3, [pid 6160] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6160] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 5002] umount2("./201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6160] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] lstat("./201/binderfs", [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./183", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6160] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] lstat("./195/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6160] <... exit_group resumed>) = ? [pid 5002] unlink("./201/binderfs" [pid 4996] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] unlink("./195/binderfs" [pid 4996] fstat(3, [pid 5002] getdents64(3, [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] getdents64(3, [pid 4996] getdents64(3, [pid 5002] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... close resumed>) = 0 [pid 5001] close(3 [pid 4996] umount2("./183/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] rmdir("./201" [pid 5001] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6160] +++ exited with 0 +++ [pid 4996] lstat("./183/binderfs", [pid 5002] <... rmdir resumed>) = 0 [pid 5001] rmdir("./195" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] mkdir("./202", 0777 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] unlink("./183/binderfs" [pid 5001] <... rmdir resumed>) = 0 [pid 5000] umount2("./196", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... unlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] mkdir("./196", 0777 [pid 4996] getdents64(3, [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4996] close(3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4996] <... close resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./183" [pid 6165] chdir("./195" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6166 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./184", 0777 [pid 5000] umount2("./196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 6165] <... chdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6167 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] lstat("./196/binderfs", [pid 6165] <... prctl resumed>) = 0 [pid 6164] chdir("./188" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6168 [pid 6165] setpgid(0, 0 [pid 5000] unlink("./196/binderfs"./strace-static-x86_64: Process 6166 attached [pid 6165] <... setpgid resumed>) = 0 [pid 6164] <... chdir resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6166] chdir("./202" [pid 5000] getdents64(3, [pid 6165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6164] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6167 attached [pid 6166] <... chdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6167] chdir("./196" [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] close(3 [pid 6167] <... chdir resumed>) = 0 [pid 6166] <... prctl resumed>) = 0 [pid 6165] <... openat resumed>) = 3 [pid 6164] <... prctl resumed>) = 0 [pid 5000] <... close resumed>) = 0 ./strace-static-x86_64: Process 6168 attached [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6166] setpgid(0, 0 [pid 6165] write(3, "1000", 4 [pid 6164] setpgid(0, 0 [pid 5000] rmdir("./196" [pid 6168] chdir("./184" [pid 6167] <... prctl resumed>) = 0 [pid 6166] <... setpgid resumed>) = 0 [pid 6165] <... write resumed>) = 4 [pid 6164] <... setpgid resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6168] <... chdir resumed>) = 0 [pid 6167] setpgid(0, 0 [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6165] close(3 [pid 5000] mkdir("./197", 0777 [pid 6168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6167] <... setpgid resumed>) = 0 [pid 6166] <... openat resumed>) = 3 [pid 6165] <... close resumed>) = 0 [pid 6164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... mkdir resumed>) = 0 [pid 6168] <... prctl resumed>) = 0 [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6166] write(3, "1000", 4 [pid 6165] symlink("/dev/binderfs", "./binderfs" [pid 6164] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6169 attached [pid 6168] setpgid(0, 0 [pid 6167] <... openat resumed>) = 3 [pid 6166] <... write resumed>) = 4 [pid 6165] <... symlink resumed>) = 0 [pid 6164] write(3, "1000", 4 [pid 6168] <... setpgid resumed>) = 0 [pid 6167] write(3, "1000", 4 [pid 6166] close(3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6169 [pid 6168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6167] <... write resumed>) = 4 [pid 6166] <... close resumed>) = 0 [pid 6165] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6164] <... write resumed>) = 4 [pid 6168] <... openat resumed>) = 3 [pid 6167] close(3 [pid 6166] symlink("/dev/binderfs", "./binderfs" [pid 6168] write(3, "1000", 4 [pid 6167] <... close resumed>) = 0 [pid 6166] <... symlink resumed>) = 0 [pid 6165] <... openat resumed>) = 3 [pid 6164] close(3 [pid 6169] chdir("./197" [pid 6168] <... write resumed>) = 4 [pid 6167] symlink("/dev/binderfs", "./binderfs" [pid 6166] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6165] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6164] <... close resumed>) = 0 [pid 6169] <... chdir resumed>) = 0 [pid 6168] close(3 [pid 6167] <... symlink resumed>) = 0 [pid 6166] <... openat resumed>) = 3 [pid 6168] <... close resumed>) = 0 [pid 6167] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6166] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6168] symlink("/dev/binderfs", "./binderfs" [pid 6167] <... openat resumed>) = 3 [pid 6166] <... mmap resumed>) = 0x20fff000 [pid 6165] <... mmap resumed>) = 0x20fff000 [pid 6164] symlink("/dev/binderfs", "./binderfs" [pid 6169] <... prctl resumed>) = 0 [pid 6168] <... symlink resumed>) = 0 [pid 6167] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6166] exit_group(0 [pid 6165] exit_group(0 [pid 6169] setpgid(0, 0 [pid 6168] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6167] <... mmap resumed>) = 0x20fff000 [pid 6166] <... exit_group resumed>) = ? [pid 6165] <... exit_group resumed>) = ? [pid 6164] <... symlink resumed>) = 0 [pid 6169] <... setpgid resumed>) = 0 [pid 6168] <... openat resumed>) = 3 [pid 6167] exit_group(0 [pid 6166] +++ exited with 0 +++ [pid 6168] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6167] <... exit_group resumed>) = ? [pid 6169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6168] <... mmap resumed>) = 0x20fff000 [pid 6167] +++ exited with 0 +++ [pid 6165] +++ exited with 0 +++ [pid 6164] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6168] exit_group(0 [pid 6164] <... openat resumed>) = 3 [pid 6168] <... exit_group resumed>) = ? [pid 6169] <... openat resumed>) = 3 [pid 6168] +++ exited with 0 +++ [pid 6164] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6169] write(3, "1000", 4 [pid 6164] <... mmap resumed>) = 0x20fff000 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] umount2("./202", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6168, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6164] exit_group(0 [pid 5001] umount2("./196", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6164] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./195", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6169] <... write resumed>) = 4 [pid 6164] +++ exited with 0 +++ [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6169] close(3 [pid 4998] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] umount2("./184", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6169] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5001] fstat(3, [pid 4998] <... openat resumed>) = 3 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6169] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] fstat(3, [pid 4996] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4996] fstat(3, [pid 5001] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./188", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./184/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6169] <... symlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./202/binderfs", [pid 5001] lstat("./196/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] lstat("./184/binderfs", [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 6169] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./202/binderfs" [pid 5001] unlink("./196/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 4996] unlink("./184/binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 4998] lstat("./195/binderfs", [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] close(3 [pid 5002] close(3 [pid 5001] close(3 [pid 4998] unlink("./195/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4996] rmdir("./184" [pid 6169] <... openat resumed>) = 3 [pid 5002] rmdir("./202" [pid 5001] rmdir("./196" [pid 4998] <... unlink resumed>) = 0 [pid 4997] umount2("./188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./185", 0777 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] lstat("./188/binderfs", [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6170 attached [pid 6169] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] mkdir("./203", 0777 [pid 5001] mkdir("./197", 0777 [pid 4998] getdents64(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6170 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] unlink("./188/binderfs" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6169] <... mmap resumed>) = 0x20fff000 [pid 4998] close(3 [pid 4997] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6171 attached [pid 4998] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 6171] chdir("./197") = 0 [pid 6171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6171] setpgid(0, 0 [pid 4998] rmdir("./195" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6171 [pid 6169] exit_group(0 [pid 6171] <... setpgid resumed>) = 0 [pid 6171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6169] <... exit_group resumed>) = ? [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6172 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] close(3 [pid 4998] mkdir("./196", 0777 [pid 4997] <... close resumed>) = 0 [pid 4997] rmdir("./188" [pid 6171] <... openat resumed>) = 3 [pid 4998] <... mkdir resumed>) = 0 [pid 6171] write(3, "1000", 4) = 4 [pid 4997] <... rmdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./189", 0777 [pid 6171] close(3) = 0 [pid 6171] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6171] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6171] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6173 ./strace-static-x86_64: Process 6172 attached [pid 6172] chdir("./203") = 0 [pid 6172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6171] <... mmap resumed>) = 0x20fff000 [pid 6169] +++ exited with 0 +++ [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6172] setpgid(0, 0) = 0 [pid 6172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6171] exit_group(0./strace-static-x86_64: Process 6174 attached [pid 6170] chdir("./185" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6174 [pid 6172] <... openat resumed>) = 3 [pid 6171] <... exit_group resumed>) = ? [pid 6170] <... chdir resumed>) = 0 [pid 6172] write(3, "1000", 4 [pid 6170] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6173 attached [pid 6174] chdir("./189" [pid 6172] <... write resumed>) = 4 [pid 6170] <... prctl resumed>) = 0 [pid 6173] chdir("./196" [pid 6172] close(3 [pid 6174] <... chdir resumed>) = 0 [pid 6171] +++ exited with 0 +++ [pid 6170] setpgid(0, 0 [pid 6173] <... chdir resumed>) = 0 [pid 6172] <... close resumed>) = 0 [pid 6170] <... setpgid resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6172] symlink("/dev/binderfs", "./binderfs" [pid 6170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] umount2("./197", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6174] <... prctl resumed>) = 0 [pid 6173] <... prctl resumed>) = 0 [pid 6172] <... symlink resumed>) = 0 [pid 6170] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6173] setpgid(0, 0 [pid 6172] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6170] write(3, "1000", 4 [pid 5000] <... openat resumed>) = 3 [pid 6174] setpgid(0, 0 [pid 6173] <... setpgid resumed>) = 0 [pid 6172] <... openat resumed>) = 3 [pid 6170] <... write resumed>) = 4 [pid 5000] fstat(3, [pid 6173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6172] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6170] close(3 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6174] <... setpgid resumed>) = 0 [pid 6173] <... openat resumed>) = 3 [pid 6172] <... mmap resumed>) = 0x20fff000 [pid 6170] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 6173] write(3, "1000", 4 [pid 6172] exit_group(0 [pid 6170] symlink("/dev/binderfs", "./binderfs" [pid 6173] <... write resumed>) = 4 [pid 6172] <... exit_group resumed>) = ? [pid 6170] <... symlink resumed>) = 0 [pid 5001] umount2("./197", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6173] close(3 [pid 6172] +++ exited with 0 +++ [pid 6170] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6173] <... close resumed>) = 0 [pid 6170] <... openat resumed>) = 3 [pid 6173] symlink("/dev/binderfs", "./binderfs" [pid 6170] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6172, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5001] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6174] <... openat resumed>) = 3 [pid 6173] <... symlink resumed>) = 0 [pid 6170] <... mmap resumed>) = 0x20fff000 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... openat resumed>) = 3 [pid 5000] lstat("./197/binderfs", [pid 6173] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6170] exit_group(0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] fstat(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6173] <... openat resumed>) = 3 [pid 6170] <... exit_group resumed>) = ? [pid 6174] write(3, "1000", 4 [pid 6173] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6170] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] unlink("./197/binderfs" [pid 6174] <... write resumed>) = 4 [pid 6173] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 6173] exit_group(0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6173] <... exit_group resumed>) = ? [pid 5002] umount2("./203", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 6174] close(3 [pid 6173] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... openat resumed>) = 3 [pid 4996] umount2("./185", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 5001] lstat("./197/binderfs", [pid 5000] <... close resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] unlink("./197/binderfs" [pid 4998] umount2("./196", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... unlink resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] fstat(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] umount2("./203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] fstat(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 5000] rmdir("./197" [pid 4996] getdents64(3, [pid 5002] lstat("./203/binderfs", [pid 5001] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./185/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] unlink("./203/binderfs" [pid 5001] rmdir("./197" [pid 5000] mkdir("./198", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./185/binderfs", [pid 5002] <... unlink resumed>) = 0 [pid 4998] lstat("./196/binderfs", [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] unlink("./185/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] unlink("./196/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 5001] mkdir("./198", 0777 [pid 6174] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5001] <... mkdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4996] close(3./strace-static-x86_64: Process 6175 attached [pid 5002] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... close resumed>) = 0 [pid 6175] chdir("./198") = 0 [pid 6175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6175] setpgid(0, 0) = 0 [pid 4996] rmdir("./185" [pid 5002] <... close resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6176 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6175 [pid 4998] close(3 [pid 4996] <... rmdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 5002] rmdir("./203" [pid 4998] rmdir("./196" [pid 4996] mkdir("./186", 0777 [pid 6175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 6175] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 6175] write(3, "1000", 4 [pid 5002] mkdir("./204", 0777 [pid 4998] mkdir("./197", 0777 [pid 4996] <... mkdir resumed>) = 0 [pid 6174] symlink("/dev/binderfs", "./binderfs" [pid 6175] <... write resumed>) = 4 [pid 6175] close(3) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 6175] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6175] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6175] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6176 attached [pid 6176] chdir("./198" [pid 6175] <... mmap resumed>) = 0x20fff000 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6177 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6178 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6179 [pid 6175] exit_group(0 [pid 6176] <... chdir resumed>) = 0 [pid 6174] <... symlink resumed>) = 0 [pid 6175] <... exit_group resumed>) = ? [pid 6176] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6178 attached ) = 0 [pid 6174] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6177 attached [pid 6176] setpgid(0, 0 [pid 6175] +++ exited with 0 +++ [pid 6177] chdir("./186" [pid 6176] <... setpgid resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6179 attached [pid 6177] <... chdir resumed>) = 0 [pid 6176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6179] chdir("./197" [pid 6177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6176] <... openat resumed>) = 3 [pid 5000] umount2("./198", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6174] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6174] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6179] <... chdir resumed>) = 0 [pid 6177] <... prctl resumed>) = 0 [pid 6176] write(3, "1000", 4 [pid 5000] <... openat resumed>) = 3 [pid 6179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6177] setpgid(0, 0 [pid 6176] <... write resumed>) = 4 [pid 5000] fstat(3, [pid 6179] <... prctl resumed>) = 0 [pid 6177] <... setpgid resumed>) = 0 [pid 6176] close(3 [pid 6179] setpgid(0, 0 [pid 6177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6176] <... close resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6179] <... setpgid resumed>) = 0 [pid 6177] <... openat resumed>) = 3 [pid 6176] symlink("/dev/binderfs", "./binderfs" [pid 6174] <... mmap resumed>) = 0x20fff000 [pid 5000] getdents64(3, [pid 6179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6178] chdir("./204" [pid 6177] write(3, "1000", 4 [pid 6176] <... symlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6179] <... openat resumed>) = 3 [pid 6178] <... chdir resumed>) = 0 [pid 6177] <... write resumed>) = 4 [pid 6176] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6174] exit_group(0 [pid 5000] umount2("./198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6179] write(3, "1000", 4 [pid 6177] close(3 [pid 6176] <... openat resumed>) = 3 [pid 6179] <... write resumed>) = 4 [pid 6178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6177] <... close resumed>) = 0 [pid 6176] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6174] <... exit_group resumed>) = ? [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6179] close(3 [pid 6178] <... prctl resumed>) = 0 [pid 6177] symlink("/dev/binderfs", "./binderfs" [pid 6176] <... mmap resumed>) = 0x20fff000 [pid 6179] <... close resumed>) = 0 [pid 6177] <... symlink resumed>) = 0 [pid 6176] exit_group(0 [pid 6178] setpgid(0, 0 [pid 5000] lstat("./198/binderfs", [pid 6179] symlink("/dev/binderfs", "./binderfs" [pid 6177] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6176] <... exit_group resumed>) = ? [pid 6179] <... symlink resumed>) = 0 [pid 6178] <... setpgid resumed>) = 0 [pid 6177] <... openat resumed>) = 3 [pid 6176] +++ exited with 0 +++ [pid 6174] +++ exited with 0 +++ [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6179] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6177] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] unlink("./198/binderfs" [pid 6179] <... openat resumed>) = 3 [pid 6178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6177] <... mmap resumed>) = 0x20fff000 [pid 6179] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6177] exit_group(0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6179] <... mmap resumed>) = 0x20fff000 [pid 6178] <... openat resumed>) = 3 [pid 6177] <... exit_group resumed>) = ? [pid 5000] getdents64(3, [pid 4997] umount2("./189", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6179] exit_group(0 [pid 6178] write(3, "1000", 4 [pid 6177] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6179] <... exit_group resumed>) = ? [pid 6178] <... write resumed>) = 4 [pid 6179] +++ exited with 0 +++ [pid 5000] close(3 [pid 5001] umount2("./198", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6178] close(3 [pid 5000] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] rmdir("./198" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 5001] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./197", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./186", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] fstat(3, [pid 5000] mkdir("./199", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... openat resumed>) = 3 [pid 4996] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 4997] umount2("./189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 4996] fstat(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] lstat("./189/binderfs", [pid 5001] umount2("./198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6180 attached 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] lstat("./198/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] unlink("./189/binderfs" [pid 6178] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6180 [pid 4998] umount2("./197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./186/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6180] chdir("./199" [pid 6178] symlink("/dev/binderfs", "./binderfs" [pid 5001] unlink("./198/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... unlink resumed>) = 0 [pid 4998] lstat("./197/binderfs", [pid 4997] getdents64(3, [pid 4996] lstat("./186/binderfs", [pid 5001] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] unlink("./197/binderfs" [pid 4997] close(3 [pid 4996] unlink("./186/binderfs" [pid 5001] close(3 [pid 6180] <... chdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 6180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] getdents64(3, [pid 4997] rmdir("./189" [pid 6180] setpgid(0, 0 [pid 5001] <... close resumed>) = 0 [pid 6180] <... setpgid resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6178] <... symlink resumed>) = 0 [pid 5001] rmdir("./198" [pid 4998] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] close(3 [pid 6180] <... openat resumed>) = 3 [pid 6178] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6180] write(3, "1000", 4) = 4 [pid 5001] <... rmdir resumed>) = 0 [pid 6180] close(3 [pid 4996] <... close resumed>) = 0 [pid 5001] mkdir("./199", 0777 [pid 4998] <... close resumed>) = 0 [pid 4997] mkdir("./190", 0777 [pid 4996] rmdir("./186" [pid 6180] <... close resumed>) = 0 [pid 6180] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 6180] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] rmdir("./197" [pid 4996] <... rmdir resumed>) = 0 [pid 6180] <... openat resumed>) = 3 [pid 6178] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... mkdir resumed>) = 0 [pid 6180] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] mkdir("./187", 0777 [pid 6180] exit_group(0 [pid 6178] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] mkdir("./198", 0777 [pid 6180] <... exit_group resumed>) = ? [pid 6180] +++ exited with 0 +++ [pid 4996] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6181 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6182 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6182 attached [pid 6182] chdir("./190") = 0 [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6182] setpgid(0, 0) = 0 [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6183 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6184 [pid 5000] umount2("./199", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5000] fstat(3, [pid 6178] <... mmap resumed>) = 0x20fff000 [pid 6182] write(3, "1000", 4 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6182] <... write resumed>) = 4 [pid 5000] getdents64(3, [pid 6178] exit_group(0 [pid 6182] close(3 [pid 6178] <... exit_group resumed>) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6182] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./199/binderfs", ./strace-static-x86_64: Process 6181 attached [pid 6182] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6182] <... symlink resumed>) = 0 [pid 6181] chdir("./199" [pid 5000] unlink("./199/binderfs" [pid 6182] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6181] <... chdir resumed>) = 0 [pid 6178] +++ exited with 0 +++ [pid 6182] <... openat resumed>) = 3 [pid 6181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... unlink resumed>) = 0 [pid 6182] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6181] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6184 attached ./strace-static-x86_64: Process 6183 attached [pid 6182] <... mmap resumed>) = 0x20fff000 [pid 6181] setpgid(0, 0 [pid 5000] getdents64(3, [pid 6182] exit_group(0 [pid 6181] <... setpgid resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6182] <... exit_group resumed>) = ? [pid 6181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] close(3 [pid 6184] chdir("./187" [pid 6183] chdir("./198" [pid 6181] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 6182] +++ exited with 0 +++ [pid 6184] <... chdir resumed>) = 0 [pid 6183] <... chdir resumed>) = 0 [pid 6181] write(3, "1000", 4 [pid 5000] rmdir("./199" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6181] <... write resumed>) = 4 [pid 5002] umount2("./204", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6181] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6181] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6181] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 6181] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 4997] umount2("./190", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6184] <... prctl resumed>) = 0 [pid 6183] <... prctl resumed>) = 0 [pid 6181] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] mkdir("./200", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6183] setpgid(0, 0 [pid 6181] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 6184] setpgid(0, 0 [pid 6183] <... setpgid resumed>) = 0 [pid 6181] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6184] <... setpgid resumed>) = 0 [pid 6183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6181] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 [pid 6184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6183] <... openat resumed>) = 3 [pid 6181] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 6184] <... openat resumed>) = 3 [pid 6183] write(3, "1000", 4 [pid 6181] <... exit_group resumed>) = ? [pid 5002] lstat("./204/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6185 attached [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6185 [pid 4997] getdents64(3, [pid 6184] write(3, "1000", 4 [pid 6183] <... write resumed>) = 4 [pid 6181] +++ exited with 0 +++ [pid 5002] unlink("./204/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6184] <... write resumed>) = 4 [pid 6183] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6184] close(3 [pid 6183] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6184] <... close resumed>) = 0 [pid 6183] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] lstat("./190/binderfs", [pid 6185] chdir("./200" [pid 6184] symlink("/dev/binderfs", "./binderfs" [pid 6183] <... symlink resumed>) = 0 [pid 5002] close(3 [pid 5001] <... restart_syscall resumed>) = 0 [pid 6185] <... chdir resumed>) = 0 [pid 6185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... close resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6185] <... prctl resumed>) = 0 [pid 6184] <... symlink resumed>) = 0 [pid 6183] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./204" [pid 5001] umount2("./199", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./190/binderfs" [pid 6185] setpgid(0, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... rmdir resumed>) = 0 [pid 6185] <... setpgid resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... unlink resumed>) = 0 [pid 5002] mkdir("./205", 0777 [pid 6185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6184] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6183] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6185] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 6185] write(3, "1000", 4 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6185] <... write resumed>) = 4 [pid 6184] <... openat resumed>) = 3 [pid 6183] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] getdents64(3, [pid 4997] close(3 [pid 6185] close(3 [pid 6184] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6185] <... close resumed>) = 0 [pid 5001] umount2("./199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6185] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6186 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 6185] <... symlink resumed>) = 0 [pid 6184] <... mmap resumed>) = 0x20fff000 [pid 5001] lstat("./199/binderfs", [pid 4997] rmdir("./190" [pid 6185] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6184] exit_group(0 [pid 6183] <... mmap resumed>) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6185] <... openat resumed>) = 3 [pid 6183] exit_group(0 [pid 5001] unlink("./199/binderfs" [pid 6184] <... exit_group resumed>) = ? [pid 4997] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6186 attached [pid 6185] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6183] <... exit_group resumed>) = ? [pid 5001] <... unlink resumed>) = 0 [pid 4997] mkdir("./191", 0777 [pid 6185] <... mmap resumed>) = 0x20fff000 [pid 6184] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 6185] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6185] <... exit_group resumed>) = ? [pid 5001] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6186] chdir("./205" [pid 6185] +++ exited with 0 +++ [pid 6183] +++ exited with 0 +++ [pid 5001] <... close resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6187 attached [pid 6186] <... chdir resumed>) = 0 [pid 5001] rmdir("./199" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6187] chdir("./191" [pid 6186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6187 [pid 6187] <... chdir resumed>) = 0 [pid 6186] <... prctl resumed>) = 0 [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6186] setpgid(0, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6187] <... prctl resumed>) = 0 [pid 6186] <... setpgid resumed>) = 0 [pid 6187] setpgid(0, 0 [pid 6186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] mkdir("./200", 0777 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] umount2("./187", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6187] <... setpgid resumed>) = 0 [pid 6186] <... openat resumed>) = 3 [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6186] write(3, "1000", 4 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] umount2("./198", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6187] <... openat resumed>) = 3 [pid 6186] <... write resumed>) = 4 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6187] write(3, "1000", 4 [pid 6186] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6187] <... write resumed>) = 4 [pid 6186] <... close resumed>) = 0 [pid 6187] close(3 [pid 6186] symlink("/dev/binderfs", "./binderfs" [pid 6187] <... close resumed>) = 0 [pid 6186] <... symlink resumed>) = 0 [pid 5000] umount2("./200", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 [pid 6187] symlink("/dev/binderfs", "./binderfs" [pid 6186] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6188 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6188 attached [pid 6187] <... symlink resumed>) = 0 [pid 6186] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] fstat(3, [pid 6187] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6186] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6188] chdir("./200" [pid 6187] <... openat resumed>) = 3 [pid 6186] <... mmap resumed>) = 0x20fff000 [pid 5000] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6187] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6186] exit_group(0 [pid 5000] fstat(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6188] <... chdir resumed>) = 0 [pid 6187] <... mmap resumed>) = 0x20fff000 [pid 6186] <... exit_group resumed>) = ? [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 6188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6187] exit_group(0 [pid 6186] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6188] <... prctl resumed>) = 0 [pid 6187] <... exit_group resumed>) = ? [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6188] setpgid(0, 0 [pid 6187] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./187/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6188] <... setpgid resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] umount2("./200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] lstat("./200/binderfs", [pid 4998] lstat("./198/binderfs", [pid 4996] lstat("./187/binderfs", [pid 5002] umount2("./205", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] unlink("./200/binderfs" [pid 4998] unlink("./198/binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6188] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5000] <... unlink resumed>) = 0 [pid 6188] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4998] <... unlink resumed>) = 0 [pid 4996] unlink("./187/binderfs" [pid 6188] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 4997] umount2("./191", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 6188] close(3 [pid 5002] umount2("./205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] close(3 [pid 4997] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6188] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] getdents64(3, [pid 6188] symlink("/dev/binderfs", "./binderfs" [pid 5002] lstat("./205/binderfs", [pid 5000] rmdir("./200" [pid 4998] rmdir("./198" [pid 4997] fstat(3, [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] unlink("./205/binderfs" [pid 5000] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 6188] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5000] mkdir("./201", 0777 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 5002] getdents64(3, [pid 4997] umount2("./191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] close(3 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] lstat("./191/binderfs", [pid 4996] <... close resumed>) = 0 [pid 6188] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./199", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./187" [pid 5002] rmdir("./205" [pid 4997] unlink("./191/binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] mkdir("./206", 0777 [pid 4997] getdents64(3, [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6189 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] close(3 [pid 4996] <... rmdir resumed>) = 0 [pid 6188] <... openat resumed>) = 3 [pid 4997] <... close resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6190 [pid 4997] rmdir("./191") = 0 [pid 6188] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] mkdir("./188", 0777 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6191 [pid 4997] mkdir("./192", 0777) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6190 attached [pid 6188] <... mmap resumed>) = 0x20fff000 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6192 ./strace-static-x86_64: Process 6189 attached [pid 6189] chdir("./201" [pid 6188] exit_group(0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6193 [pid 6188] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6191 attached [pid 6189] <... chdir resumed>) = 0 [pid 6191] chdir("./199" [pid 6189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6191] <... chdir resumed>) = 0 [pid 6189] <... prctl resumed>) = 0 [pid 6191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6189] setpgid(0, 0 [pid 6191] <... prctl resumed>) = 0 [pid 6189] <... setpgid resumed>) = 0 [pid 6188] +++ exited with 0 +++ [pid 6191] setpgid(0, 0 [pid 6189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6191] <... setpgid resumed>) = 0 [pid 6189] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6193 attached ./strace-static-x86_64: Process 6192 attached [pid 6191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6190] chdir("./206" [pid 6189] write(3, "1000", 4 [pid 5001] umount2("./200", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6193] chdir("./188" [pid 6191] <... openat resumed>) = 3 [pid 6190] <... chdir resumed>) = 0 [pid 6189] <... write resumed>) = 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6193] <... chdir resumed>) = 0 [pid 6191] write(3, "1000", 4 [pid 6189] close(3 [pid 5001] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6191] <... write resumed>) = 4 [pid 6189] <... close resumed>) = 0 [pid 6193] <... prctl resumed>) = 0 [pid 6191] close(3 [pid 6189] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... openat resumed>) = 3 [pid 6193] setpgid(0, 0 [pid 6191] <... close resumed>) = 0 [pid 6190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6189] <... symlink resumed>) = 0 [pid 5001] fstat(3, [pid 6193] <... setpgid resumed>) = 0 [pid 6191] symlink("/dev/binderfs", "./binderfs" [pid 6189] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6192] chdir("./192" [pid 6191] <... symlink resumed>) = 0 [pid 6190] <... prctl resumed>) = 0 [pid 6189] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6193] <... openat resumed>) = 3 [pid 6191] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6189] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 6193] write(3, "1000", 4 [pid 6192] <... chdir resumed>) = 0 [pid 6191] <... openat resumed>) = 3 [pid 6190] setpgid(0, 0 [pid 6189] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6193] <... write resumed>) = 4 [pid 6191] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6189] exit_group(0 [pid 5001] umount2("./200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6190] <... setpgid resumed>) = 0 [pid 6193] close(3 [pid 6192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6191] <... mmap resumed>) = 0x20fff000 [pid 6189] <... exit_group resumed>) = ? [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6193] <... close resumed>) = 0 [pid 6192] <... prctl resumed>) = 0 [pid 6191] exit_group(0 [pid 6190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6189] +++ exited with 0 +++ [pid 5001] lstat("./200/binderfs", [pid 6193] symlink("/dev/binderfs", "./binderfs" [pid 6191] <... exit_group resumed>) = ? [pid 6193] <... symlink resumed>) = 0 [pid 6192] setpgid(0, 0 [pid 6191] +++ exited with 0 +++ [pid 6190] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6193] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6190] write(3, "1000", 4 [pid 5001] unlink("./200/binderfs" [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6193] <... openat resumed>) = 3 [pid 6192] <... setpgid resumed>) = 0 [pid 6190] <... write resumed>) = 4 [pid 6193] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... unlink resumed>) = 0 [pid 6193] exit_group(0) = ? [pid 6190] close(3 [pid 5001] getdents64(3, [pid 5000] <... restart_syscall resumed>) = 0 [pid 6192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6190] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./199", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6193] +++ exited with 0 +++ [pid 6192] <... openat resumed>) = 3 [pid 6190] symlink("/dev/binderfs", "./binderfs" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] close(3 [pid 5000] umount2("./201", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6192] write(3, "1000", 4 [pid 5001] rmdir("./200" [pid 4998] <... openat resumed>) = 3 [pid 4996] umount2("./188", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6192] <... write resumed>) = 4 [pid 6192] close(3) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6192] symlink("/dev/binderfs", "./binderfs" [pid 6190] <... symlink resumed>) = 0 [pid 5001] mkdir("./201", 0777 [pid 5000] fstat(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6192] <... symlink resumed>) = 0 [pid 6190] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6192] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 6192] <... openat resumed>) = 3 [pid 6190] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... openat resumed>) = 3 [pid 6192] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6190] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6192] <... mmap resumed>) = 0x20fff000 [pid 5000] getdents64(3, [pid 4998] umount2("./199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6192] exit_group(0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6194 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6192] <... exit_group resumed>) = ? [pid 4998] lstat("./199/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6192] +++ exited with 0 +++ [pid 6190] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 5000] umount2("./201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./199/binderfs" [pid 6190] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6190] <... exit_group resumed>) = ? [pid 5000] lstat("./201/binderfs", [pid 4998] <... unlink resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] umount2("./188/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 5000] unlink("./201/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6194 attached [pid 6194] chdir("./201" [pid 5000] <... unlink resumed>) = 0 [pid 4998] close(3 [pid 4996] lstat("./188/binderfs", [pid 6194] <... chdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 4997] umount2("./192", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] rmdir("./199" [pid 6190] +++ exited with 0 +++ [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6194] <... prctl resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6194] setpgid(0, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 6194] <... setpgid resumed>) = 0 [pid 5002] umount2("./206", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 4998] mkdir("./200", 0777 [pid 4997] fstat(3, [pid 4996] unlink("./188/binderfs" [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6194] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] rmdir("./201" [pid 4998] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 6194] write(3, "1000", 4 [pid 5002] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6194] <... write resumed>) = 4 [pid 5002] fstat(3, [pid 4997] umount2("./192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6194] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 6194] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] mkdir("./202", 0777 [pid 4997] lstat("./192/binderfs", [pid 6194] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6194] <... symlink resumed>) = 0 [pid 5002] umount2("./206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./192/binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6194] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6195 [pid 4997] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6195 attached [pid 6194] <... openat resumed>) = 3 [pid 5002] lstat("./206/binderfs", [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 4996] close(3 [pid 6194] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6194] <... mmap resumed>) = 0x20fff000 [pid 5002] unlink("./206/binderfs" [pid 4997] close(3 [pid 6194] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6196 [pid 4997] <... close resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 6195] chdir("./200" [pid 6194] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 4997] rmdir("./192" [pid 4996] rmdir("./188" [pid 6195] <... chdir resumed>) = 0 [pid 6194] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] close(3 [pid 4997] mkdir("./193", 0777 [pid 6195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... close resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] rmdir("./206" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] mkdir("./189", 0777 [pid 6195] <... prctl resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6196 attached [pid 5002] mkdir("./207", 0777 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6197 ./strace-static-x86_64: Process 6197 attached [pid 6196] chdir("./202" [pid 6195] setpgid(0, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6196] <... chdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6198 attached [pid 6197] chdir("./193" [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6195] <... setpgid resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6196] <... prctl resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6198 [pid 6196] setpgid(0, 0) = 0 [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6196] write(3, "1000", 4) = 4 [pid 6196] close(3) = 0 [pid 5001] umount2("./201", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6196] symlink("/dev/binderfs", "./binderfs" [pid 6195] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6196] <... symlink resumed>) = 0 [pid 6196] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6197] <... chdir resumed>) = 0 [pid 6196] <... openat resumed>) = 3 [pid 6195] write(3, "1000", 4 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6199 [pid 6196] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6198] chdir("./207" [pid 6197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6196] <... mmap resumed>) = 0x20fff000 [pid 6195] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 6196] exit_group(0) = ? [pid 6198] <... chdir resumed>) = 0 [pid 6197] <... prctl resumed>) = 0 [pid 6196] +++ exited with 0 +++ [pid 6195] close(3 [pid 5001] fstat(3, ./strace-static-x86_64: Process 6199 attached [pid 6199] chdir("./189" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6195] <... close resumed>) = 0 [pid 6197] setpgid(0, 0 [pid 6198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6199] <... chdir resumed>) = 0 [pid 6195] symlink("/dev/binderfs", "./binderfs" [pid 5001] getdents64(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6199] setpgid(0, 0) = 0 [pid 6195] <... symlink resumed>) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6195] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... restart_syscall resumed>) = 0 [pid 6199] <... openat resumed>) = 3 [pid 6195] <... openat resumed>) = 3 [pid 6199] write(3, "1000", 4 [pid 5001] umount2("./201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6199] <... write resumed>) = 4 [pid 6195] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6199] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6199] <... close resumed>) = 0 [pid 6199] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6197] <... setpgid resumed>) = 0 [pid 6195] <... mmap resumed>) = 0x20fff000 [pid 5001] lstat("./201/binderfs", [pid 5000] umount2("./202", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./201/binderfs" [pid 6199] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6195] exit_group(0 [pid 5000] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6199] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 6199] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6195] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 6199] <... mmap resumed>) = 0x20fff000 [pid 6198] <... prctl resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6199] exit_group(0) = ? [pid 6199] +++ exited with 0 +++ [pid 6198] setpgid(0, 0 [pid 6197] <... openat resumed>) = 3 [pid 6195] +++ exited with 0 +++ [pid 5001] close(3 [pid 5000] fstat(3, [pid 5001] <... close resumed>) = 0 [pid 6197] write(3, "1000", 4 [pid 5001] rmdir("./201" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6198] <... setpgid resumed>) = 0 [pid 6197] <... write resumed>) = 4 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] umount2("./200", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] mkdir("./202", 0777 [pid 5000] getdents64(3, [pid 6197] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... mkdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6198] <... openat resumed>) = 3 [pid 6197] <... close resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... openat resumed>) = 3 [pid 6198] write(3, "1000", 4 [pid 6197] symlink("/dev/binderfs", "./binderfs" [pid 4998] fstat(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6200 [pid 5000] umount2("./202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./189", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./202/binderfs", [pid 4998] getdents64(3, [pid 6197] <... symlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6198] <... write resumed>) = 4 [pid 6197] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] unlink("./202/binderfs" [pid 4998] umount2("./200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 6198] close(3 [pid 6197] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6198] <... close resumed>) = 0 [pid 6197] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] getdents64(3, [pid 4998] lstat("./200/binderfs", [pid 4996] fstat(3, ./strace-static-x86_64: Process 6200 attached [pid 6198] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6200] chdir("./202" [pid 6198] <... symlink resumed>) = 0 [pid 6197] <... mmap resumed>) = 0x20fff000 [pid 5000] close(3 [pid 4998] unlink("./200/binderfs" [pid 5000] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 6200] <... chdir resumed>) = 0 [pid 6198] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6197] exit_group(0 [pid 5000] rmdir("./202" [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6198] <... openat resumed>) = 3 [pid 6197] <... exit_group resumed>) = ? [pid 4998] getdents64(3, [pid 6200] <... prctl resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./189/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6200] setpgid(0, 0 [pid 5000] mkdir("./203", 0777 [pid 4998] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6200] <... setpgid resumed>) = 0 [pid 6198] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6197] +++ exited with 0 +++ [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] lstat("./189/binderfs", [pid 6200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./200" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6200] <... openat resumed>) = 3 [pid 6198] <... mmap resumed>) = 0x20fff000 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6200] write(3, "1000", 4 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6201 attached [pid 6200] <... write resumed>) = 4 [pid 6198] exit_group(0 [pid 4998] mkdir("./201", 0777 [pid 4996] unlink("./189/binderfs" [pid 6200] close(3 [pid 6198] <... exit_group resumed>) = ? [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6201 [pid 6201] chdir("./203" [pid 6200] <... close resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] umount2("./193", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... unlink resumed>) = 0 [pid 6200] symlink("/dev/binderfs", "./binderfs" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 6201] <... chdir resumed>) = 0 [pid 6200] <... symlink resumed>) = 0 [pid 6198] +++ exited with 0 +++ [pid 4997] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6202 attached [pid 6201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6200] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6202] chdir("./201" [pid 6201] <... prctl resumed>) = 0 [pid 6200] <... openat resumed>) = 3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6202 [pid 4997] fstat(3, [pid 4996] close(3 [pid 6202] <... chdir resumed>) = 0 [pid 6201] setpgid(0, 0 [pid 6200] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6201] <... setpgid resumed>) = 0 [pid 6200] <... mmap resumed>) = 0x20fff000 [pid 4997] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 6202] <... prctl resumed>) = 0 [pid 6201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6200] exit_group(0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] rmdir("./189" [pid 6202] setpgid(0, 0 [pid 6201] <... openat resumed>) = 3 [pid 6200] <... exit_group resumed>) = ? [pid 4997] umount2("./193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6202] <... setpgid resumed>) = 0 [pid 6201] write(3, "1000", 4 [pid 6200] +++ exited with 0 +++ [pid 5002] umount2("./207", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 6202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6201] <... write resumed>) = 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./193/binderfs", [pid 4996] mkdir("./190", 0777 [pid 6202] <... openat resumed>) = 3 [pid 6201] close(3 [pid 5002] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6202] write(3, "1000", 4 [pid 6201] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] umount2("./202", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./193/binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 6202] <... write resumed>) = 4 [pid 6201] symlink("/dev/binderfs", "./binderfs" [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6202] close(3 [pid 6201] <... symlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] getdents64(3, [pid 5002] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6202] <... close resumed>) = 0 [pid 6201] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... openat resumed>) = 3 [pid 4997] close(3 [pid 6202] symlink("/dev/binderfs", "./binderfs" [pid 6201] <... openat resumed>) = 3 [pid 5002] umount2("./207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] fstat(3, [pid 4997] <... close resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6203 [pid 6202] <... symlink resumed>) = 0 [pid 6201] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] rmdir("./193" [pid 6202] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6201] <... mmap resumed>) = 0x20fff000 [pid 5002] lstat("./207/binderfs", [pid 5001] getdents64(3, [pid 4997] <... rmdir resumed>) = 0 [pid 6202] <... openat resumed>) = 3 [pid 6201] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] mkdir("./194", 0777./strace-static-x86_64: Process 6203 attached [pid 6202] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6201] <... exit_group resumed>) = ? [pid 5002] unlink("./207/binderfs" [pid 5001] umount2("./202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6203] chdir("./190" [pid 6202] <... mmap resumed>) = 0x20fff000 [pid 6201] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 5001] lstat("./202/binderfs", [pid 6203] <... chdir resumed>) = 0 [pid 6202] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6204 [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6202] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 5001] unlink("./202/binderfs" [pid 6203] <... prctl resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 6203] setpgid(0, 0 [pid 5002] rmdir("./207" [pid 5001] <... unlink resumed>) = 0 [pid 6203] <... setpgid resumed>) = 0 [pid 6202] +++ exited with 0 +++ [pid 5002] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 5002] mkdir("./208", 0777 [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6203] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] close(3./strace-static-x86_64: Process 6205 attached [pid 6203] write(3, "1000", 4 [pid 5001] <... close resumed>) = 0 [pid 6203] <... write resumed>) = 4 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6205 [pid 5001] rmdir("./202" [pid 5000] umount2("./203", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6205] chdir("./208" [pid 6203] close(3 [pid 6205] <... chdir resumed>) = 0 [pid 6203] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./201", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] symlink("/dev/binderfs", "./binderfs" [pid 5001] mkdir("./203", 0777./strace-static-x86_64: Process 6204 attached [pid 6205] <... prctl resumed>) = 0 [pid 6203] <... symlink resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6205] setpgid(0, 0 [pid 6204] chdir("./194" [pid 6203] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 6205] <... setpgid resumed>) = 0 [pid 6204] <... chdir resumed>) = 0 [pid 6203] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 4998] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6204] <... prctl resumed>) = 0 [pid 6204] setpgid(0, 0 [pid 5000] fstat(3, [pid 4998] <... openat resumed>) = 3 [pid 6204] <... setpgid resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6206 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] fstat(3, [pid 5000] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 5000] umount2("./203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6206 attached [pid 6205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6203] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6206] chdir("./203" [pid 6205] <... openat resumed>) = 3 [pid 6204] <... openat resumed>) = 3 [pid 6203] exit_group(0 [pid 5000] lstat("./203/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6206] <... chdir resumed>) = 0 [pid 6205] write(3, "1000", 4 [pid 6204] write(3, "1000", 4 [pid 6203] <... exit_group resumed>) = ? [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] lstat("./201/binderfs", [pid 6206] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6205] <... write resumed>) = 4 [pid 6204] <... write resumed>) = 4 [pid 5000] unlink("./203/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6204] close(3 [pid 5000] <... unlink resumed>) = 0 [pid 4998] unlink("./201/binderfs" [pid 6204] <... close resumed>) = 0 [pid 6204] symlink("/dev/binderfs", "./binderfs" [pid 5000] getdents64(3, [pid 4998] <... unlink resumed>) = 0 [pid 6206] <... prctl resumed>) = 0 [pid 6205] close(3 [pid 6204] <... symlink resumed>) = 0 [pid 6203] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 6206] setpgid(0, 0 [pid 6205] <... close resumed>) = 0 [pid 6204] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6206] <... setpgid resumed>) = 0 [pid 6205] symlink("/dev/binderfs", "./binderfs" [pid 6204] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] close(3 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] <... symlink resumed>) = 0 [pid 6204] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] rmdir("./203" [pid 4998] <... close resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6206] <... openat resumed>) = 3 [pid 6205] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6204] <... mmap resumed>) = 0x20fff000 [pid 6206] write(3, "1000", 4 [pid 6205] <... openat resumed>) = 3 [pid 6204] exit_group(0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] rmdir("./201" [pid 6206] <... write resumed>) = 4 [pid 6205] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6204] <... exit_group resumed>) = ? [pid 6206] close(3 [pid 6205] <... mmap resumed>) = 0x20fff000 [pid 6204] +++ exited with 0 +++ [pid 5000] mkdir("./204", 0777 [pid 4998] <... rmdir resumed>) = 0 [pid 6206] <... close resumed>) = 0 [pid 6205] exit_group(0 [pid 6206] symlink("/dev/binderfs", "./binderfs" [pid 6205] <... exit_group resumed>) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 4998] mkdir("./202", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] umount2("./190", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6206] <... symlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] umount2("./194", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6207 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6208 [pid 4997] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 6205] +++ exited with 0 +++ [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] fstat(3, ./strace-static-x86_64: Process 6208 attached [pid 6206] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6206] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6208] chdir("./202" [pid 6206] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] lstat("./194/binderfs", [pid 6208] <... chdir resumed>) = 0 [pid 5002] umount2("./208", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6207 attached [pid 6208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6206] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./194/binderfs" [pid 6208] <... prctl resumed>) = 0 [pid 6207] chdir("./204" [pid 6206] exit_group(0 [pid 5002] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6208] setpgid(0, 0 [pid 6207] <... chdir resumed>) = 0 [pid 6206] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 4996] umount2("./190/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6208] <... setpgid resumed>) = 0 [pid 6207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6207] <... prctl resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] close(3 [pid 6208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6207] setpgid(0, 0 [pid 6206] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 4996] lstat("./190/binderfs", [pid 6207] <... setpgid resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./194" [pid 6208] <... openat resumed>) = 3 [pid 6207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6207] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./195", 0777 [pid 4996] unlink("./190/binderfs" [pid 6208] write(3, "1000", 4 [pid 6207] write(3, "1000", 4 [pid 5002] lstat("./208/binderfs", [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... mkdir resumed>) = 0 [pid 6207] <... write resumed>) = 4 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... unlink resumed>) = 0 [pid 6208] <... write resumed>) = 4 [pid 6207] close(3 [pid 5002] unlink("./208/binderfs" [pid 5001] <... restart_syscall resumed>) = 0 [pid 6207] <... close resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6209 [pid 6207] symlink("/dev/binderfs", "./binderfs" [pid 5002] getdents64(3, ./strace-static-x86_64: Process 6209 attached [pid 6208] close(3 [pid 6207] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] getdents64(3, [pid 6207] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 6208] <... close resumed>) = 0 [pid 6207] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6207] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./208" [pid 5001] umount2("./203", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6208] symlink("/dev/binderfs", "./binderfs" [pid 4996] close(3 [pid 6209] chdir("./195" [pid 6207] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6208] <... symlink resumed>) = 0 [pid 6207] exit_group(0 [pid 5002] mkdir("./209", 0777 [pid 5001] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... close resumed>) = 0 [pid 6207] <... exit_group resumed>) = ? [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] rmdir("./190" [pid 6209] <... chdir resumed>) = 0 [pid 6208] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6207] +++ exited with 0 +++ [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6210 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4996] mkdir("./191", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6210 attached [pid 4996] <... mkdir resumed>) = 0 [pid 6210] chdir("./209" [pid 5001] umount2("./203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6208] <... openat resumed>) = 3 [pid 6210] <... chdir resumed>) = 0 [pid 6210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./204", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6210] setpgid(0, 0) = 0 [pid 6210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] lstat("./203/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6211 [pid 6208] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] unlink("./203/binderfs" [pid 5000] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 6210] <... openat resumed>) = 3 [pid 6208] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 6210] write(3, "1000", 4 [pid 5001] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6208] exit_group(0 [pid 5001] <... close resumed>) = 0 [pid 6208] <... exit_group resumed>) = ? [pid 5000] umount2("./204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] rmdir("./203" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./204/binderfs", [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] mkdir("./204", 0777 [pid 5000] unlink("./204/binderfs" [pid 6210] <... write resumed>) = 4 [pid 6210] close(3) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] close(3) = 0 [pid 6210] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6210] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] rmdir("./204" [pid 6210] <... mmap resumed>) = 0x20fff000 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6212 [pid 5000] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6212 attached ./strace-static-x86_64: Process 6211 attached [pid 6209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6208] +++ exited with 0 +++ [pid 5000] mkdir("./205", 0777 [pid 6210] exit_group(0) = ? [pid 6212] chdir("./204" [pid 5000] <... mkdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6211] chdir("./191" [pid 6209] <... prctl resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6210] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 6212] <... chdir resumed>) = 0 [pid 6212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4998] umount2("./202", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6213 [pid 6211] <... chdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6212] setpgid(0, 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6212] <... setpgid resumed>) = 0 [pid 4998] fstat(3, ./strace-static-x86_64: Process 6213 attached [pid 6212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6211] <... prctl resumed>) = 0 [pid 6209] setpgid(0, 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6212] <... openat resumed>) = 3 [pid 6211] setpgid(0, 0 [pid 6209] <... setpgid resumed>) = 0 [pid 5002] umount2("./209", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 6213] chdir("./205" [pid 6212] write(3, "1000", 4 [pid 6211] <... setpgid resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6213] <... chdir resumed>) = 0 [pid 6212] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6212] close(3 [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 4998] umount2("./202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6213] <... prctl resumed>) = 0 [pid 6212] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 6213] setpgid(0, 0 [pid 6212] symlink("/dev/binderfs", "./binderfs" [pid 6211] <... openat resumed>) = 3 [pid 6209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6213] <... setpgid resumed>) = 0 [pid 6212] <... symlink resumed>) = 0 [pid 6211] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 4998] lstat("./202/binderfs", [pid 6213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6212] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6211] <... write resumed>) = 4 [pid 6209] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6213] <... openat resumed>) = 3 [pid 6212] <... openat resumed>) = 3 [pid 6211] close(3 [pid 6209] write(3, "1000", 4 [pid 5002] umount2("./209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./202/binderfs" [pid 6213] write(3, "1000", 4 [pid 6212] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6213] <... write resumed>) = 4 [pid 6212] <... mmap resumed>) = 0x20fff000 [pid 6211] <... close resumed>) = 0 [pid 6209] <... write resumed>) = 4 [pid 5002] lstat("./209/binderfs", [pid 4998] <... unlink resumed>) = 0 [pid 6213] close(3 [pid 6212] exit_group(0 [pid 6211] symlink("/dev/binderfs", "./binderfs" [pid 6209] close(3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 6213] <... close resumed>) = 0 [pid 6212] <... exit_group resumed>) = ? [pid 5002] unlink("./209/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6213] symlink("/dev/binderfs", "./binderfs" [pid 6211] <... symlink resumed>) = 0 [pid 6209] <... close resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4998] close(3 [pid 6213] <... symlink resumed>) = 0 [pid 6212] +++ exited with 0 +++ [pid 6211] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6209] symlink("/dev/binderfs", "./binderfs" [pid 5002] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 6213] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6211] <... openat resumed>) = 3 [pid 6209] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6213] <... openat resumed>) = 3 [pid 6211] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6209] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 4998] rmdir("./202" [pid 6213] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... close resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6213] <... mmap resumed>) = 0x20fff000 [pid 6211] <... mmap resumed>) = 0x20fff000 [pid 6209] <... openat resumed>) = 3 [pid 5002] rmdir("./209" [pid 5001] umount2("./204", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 6213] exit_group(0 [pid 6211] exit_group(0 [pid 6209] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./203", 0777 [pid 6213] <... exit_group resumed>) = ? [pid 6211] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 6213] +++ exited with 0 +++ [pid 6209] <... mmap resumed>) = 0x20fff000 [pid 5002] mkdir("./210", 0777 [pid 5001] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... mkdir resumed>) = 0 [pid 6211] +++ exited with 0 +++ [pid 6209] exit_group(0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6214 attached [pid 6209] <... exit_group resumed>) = ? [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] fstat(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6215 attached [pid 6214] chdir("./203" [pid 6209] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6214 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6215 [pid 5001] getdents64(3, [pid 5000] umount2("./205", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6214] <... chdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] umount2("./191", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6215] chdir("./210" [pid 5001] umount2("./204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./195", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6214] <... prctl resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6215] <... chdir resumed>) = 0 [pid 6214] setpgid(0, 0 [pid 5001] lstat("./204/binderfs", [pid 5000] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... openat resumed>) = 3 [pid 6214] <... setpgid resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] fstat(3, [pid 5001] unlink("./204/binderfs" [pid 5000] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] fstat(3, [pid 4996] getdents64(3, [pid 6214] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5000] umount2("./205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6215] <... prctl resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6214] write(3, "1000", 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 4996] umount2("./191/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6215] setpgid(0, 0 [pid 6214] <... write resumed>) = 4 [pid 5001] close(3 [pid 5000] lstat("./205/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6215] <... setpgid resumed>) = 0 [pid 6214] close(3 [pid 5001] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./191/binderfs", [pid 6214] <... close resumed>) = 0 [pid 5001] rmdir("./204" [pid 5000] unlink("./205/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6214] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... rmdir resumed>) = 0 [pid 4997] lstat("./195/binderfs", [pid 6214] <... symlink resumed>) = 0 [pid 5001] mkdir("./205", 0777 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./191/binderfs" [pid 6214] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] unlink("./195/binderfs" [pid 6214] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6215] <... openat resumed>) = 3 [pid 6214] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 4996] getdents64(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6215] write(3, "1000", 4 [pid 6214] <... mmap resumed>) = 0x20fff000 [pid 5000] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6214] exit_group(0 [pid 4997] close(3 [pid 6214] <... exit_group resumed>) = ? [pid 4997] <... close resumed>) = 0 [pid 6215] <... write resumed>) = 4 [pid 5000] <... close resumed>) = 0 [pid 4996] close(3./strace-static-x86_64: Process 6216 attached [pid 6215] close(3 [pid 6214] +++ exited with 0 +++ [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6216 [pid 5000] rmdir("./205" [pid 4997] rmdir("./195" [pid 4996] <... close resumed>) = 0 [pid 6216] chdir("./205" [pid 6215] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] rmdir("./191" [pid 6216] <... chdir resumed>) = 0 [pid 6215] symlink("/dev/binderfs", "./binderfs" [pid 5000] mkdir("./206", 0777 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./196", 0777 [pid 6216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6216] <... prctl resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] umount2("./203", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] mkdir("./192", 0777./strace-static-x86_64: Process 6217 attached [pid 6216] setpgid(0, 0 [pid 6215] <... symlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6217] chdir("./196" [pid 6216] <... setpgid resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6217 [pid 4996] <... mkdir resumed>) = 0 [pid 6217] <... chdir resumed>) = 0 [pid 6216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6216] <... openat resumed>) = 3 [pid 4998] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6217] <... prctl resumed>) = 0 [pid 6216] write(3, "1000", 4 [pid 6215] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6218 [pid 4998] <... openat resumed>) = 3 [pid 6217] setpgid(0, 0 [pid 6216] <... write resumed>) = 4 [pid 6217] <... setpgid resumed>) = 0 [pid 6216] close(3 [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6216] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6217] <... openat resumed>) = 3 [pid 6216] symlink("/dev/binderfs", "./binderfs" [pid 6215] <... openat resumed>) = 3 [pid 6217] write(3, "1000", 4 [pid 6216] <... symlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6215] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6219 [pid 6217] <... write resumed>) = 4 [pid 6216] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 6217] close(3 [pid 6216] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6219 attached [pid 6217] <... close resumed>) = 0 [pid 6216] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6215] <... mmap resumed>) = 0x20fff000 [pid 4998] umount2("./203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6218 attached [pid 6219] chdir("./192" [pid 6217] symlink("/dev/binderfs", "./binderfs" [pid 6216] <... mmap resumed>) = 0x20fff000 [pid 6215] exit_group(0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6219] <... chdir resumed>) = 0 [pid 6217] <... symlink resumed>) = 0 [pid 6216] exit_group(0 [pid 6215] <... exit_group resumed>) = ? [pid 4998] lstat("./203/binderfs", [pid 6219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6218] chdir("./206" [pid 6217] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6216] <... exit_group resumed>) = ? [pid 6219] <... prctl resumed>) = 0 [pid 6217] <... openat resumed>) = 3 [pid 6216] +++ exited with 0 +++ [pid 6215] +++ exited with 0 +++ [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6219] setpgid(0, 0 [pid 6217] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6219] <... setpgid resumed>) = 0 [pid 6218] <... chdir resumed>) = 0 [pid 6217] <... mmap resumed>) = 0x20fff000 [pid 4998] unlink("./203/binderfs" [pid 6219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6217] exit_group(0 [pid 6219] <... openat resumed>) = 3 [pid 6218] <... prctl resumed>) = 0 [pid 6217] <... exit_group resumed>) = ? [pid 4998] <... unlink resumed>) = 0 [pid 5001] umount2("./205", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6219] write(3, "1000", 4 [pid 6218] setpgid(0, 0 [pid 6217] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 6219] <... write resumed>) = 4 [pid 6218] <... setpgid resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6219] close(3) = 0 [pid 5002] umount2("./210", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... openat resumed>) = 3 [pid 4998] close(3 [pid 6219] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 6219] <... symlink resumed>) = 0 [pid 6218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... close resumed>) = 0 [pid 6219] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6219] <... openat resumed>) = 3 [pid 6218] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 4998] rmdir("./203" [pid 5001] getdents64(3, [pid 6219] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6218] write(3, "1000", 4 [pid 5002] fstat(3, [pid 6219] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... rmdir resumed>) = 0 [pid 6219] exit_group(0 [pid 6218] <... write resumed>) = 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./204", 0777 [pid 4997] umount2("./196", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6219] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6219] +++ exited with 0 +++ [pid 6218] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] lstat("./205/binderfs", [pid 4998] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6218] <... close resumed>) = 0 [pid 5002] umount2("./210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 [pid 6218] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./205/binderfs" [pid 4997] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./196/binderfs", [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] lstat("./210/binderfs", [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6220 [pid 4997] unlink("./196/binderfs" [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6218] <... symlink resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 5002] unlink("./210/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 6218] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] getdents64(3, [pid 5001] close(3 [pid 4997] close(3 [pid 6218] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 ./strace-static-x86_64: Process 6220 attached [pid 6218] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] close(3 [pid 5001] rmdir("./205" [pid 4997] rmdir("./196" [pid 6220] chdir("./204" [pid 6218] <... mmap resumed>) = 0x20fff000 [pid 5002] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6220] <... chdir resumed>) = 0 [pid 6218] exit_group(0 [pid 5002] rmdir("./210" [pid 5001] mkdir("./206", 0777 [pid 4997] mkdir("./197", 0777 [pid 4996] umount2("./192", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6218] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6220] <... prctl resumed>) = 0 [pid 5002] mkdir("./211", 0777 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6220] setpgid(0, 0 [pid 6218] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 6220] <... setpgid resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6221 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6222 [pid 4996] <... openat resumed>) = 3 [pid 6220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6220] <... openat resumed>) = 3 [pid 6220] write(3, "1000", 4) = 4 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4996] fstat(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6223 [pid 6220] close(3) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6220] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6223 attached ./strace-static-x86_64: Process 6222 attached ) = 0 [pid 4996] getdents64(3, [pid 6220] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] umount2("./206", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6220] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./192/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6223] chdir("./211" [pid 6222] chdir("./197" [pid 6220] <... mmap resumed>) = 0x20fff000 [pid 5000] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6220] exit_group(0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6220] <... exit_group resumed>) = ? [pid 5000] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6221 attached [pid 6223] <... chdir resumed>) = 0 [pid 6222] <... chdir resumed>) = 0 [pid 6220] +++ exited with 0 +++ [pid 5000] fstat(3, [pid 4996] lstat("./192/binderfs", [pid 6221] chdir("./206" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6221] <... chdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6221] <... prctl resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 5000] umount2("./206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./192/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6221] setpgid(0, 0) = 0 [pid 6221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] lstat("./206/binderfs", [pid 4996] <... unlink resumed>) = 0 [pid 6221] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./204", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6221] write(3, "1000", 4 [pid 5000] unlink("./206/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6221] <... write resumed>) = 4 [pid 6221] close(3) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6222] <... prctl resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] getdents64(3, [pid 4996] close(3 [pid 6221] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... openat resumed>) = 3 [pid 6222] setpgid(0, 0 [pid 6221] <... symlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... close resumed>) = 0 [pid 6222] <... setpgid resumed>) = 0 [pid 6221] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] close(3 [pid 4998] fstat(3, [pid 4996] rmdir("./192" [pid 6221] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 6221] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6223] <... prctl resumed>) = 0 [pid 6222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6221] <... mmap resumed>) = 0x20fff000 [pid 5000] rmdir("./206" [pid 4998] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 6221] exit_group(0) = ? [pid 6223] setpgid(0, 0 [pid 6222] <... openat resumed>) = 3 [pid 6221] +++ exited with 0 +++ [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./193", 0777 [pid 6223] <... setpgid resumed>) = 0 [pid 6222] write(3, "1000", 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] mkdir("./207", 0777 [pid 4998] umount2("./204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 5001] umount2("./206", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... mkdir resumed>) = 0 [pid 4998] lstat("./204/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6222] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] fstat(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./206/binderfs", [pid 4998] unlink("./204/binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./206/binderfs") = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 6222] close(3 [pid 6223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... close resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6225 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6224 [pid 5001] rmdir("./206" [pid 4998] getdents64(3, [pid 6223] <... openat resumed>) = 3 [pid 6222] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6223] write(3, "1000", 4 [pid 6222] symlink("/dev/binderfs", "./binderfs" [pid 5001] mkdir("./207", 0777 [pid 4998] close(3./strace-static-x86_64: Process 6224 attached [pid 6223] <... write resumed>) = 4 [pid 6222] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 ./strace-static-x86_64: Process 6225 attached [pid 6224] chdir("./193" [pid 6223] close(3 [pid 6222] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./204"./strace-static-x86_64: Process 6226 attached [pid 6225] chdir("./207" [pid 6224] <... chdir resumed>) = 0 [pid 6223] <... close resumed>) = 0 [pid 6222] <... openat resumed>) = 3 [pid 6225] <... chdir resumed>) = 0 [pid 6224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6226 [pid 6225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6224] <... prctl resumed>) = 0 [pid 6223] symlink("/dev/binderfs", "./binderfs" [pid 6222] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6225] <... prctl resumed>) = 0 [pid 6224] setpgid(0, 0 [pid 6225] setpgid(0, 0 [pid 6224] <... setpgid resumed>) = 0 [pid 6225] <... setpgid resumed>) = 0 [pid 6224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6222] <... mmap resumed>) = 0x20fff000 [pid 4998] mkdir("./205", 0777 [pid 6225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6224] <... openat resumed>) = 3 [pid 6223] <... symlink resumed>) = 0 [pid 6222] exit_group(0 [pid 4998] <... mkdir resumed>) = 0 [pid 6225] <... openat resumed>) = 3 [pid 6224] write(3, "1000", 4 [pid 6223] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6222] <... exit_group resumed>) = ? [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6226] chdir("./207" [pid 6225] write(3, "1000", 4 [pid 6224] <... write resumed>) = 4 [pid 6225] <... write resumed>) = 4 [pid 6224] close(3 [pid 6222] +++ exited with 0 +++ [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6227 [pid 6225] close(3 [pid 6224] <... close resumed>) = 0 [pid 6223] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6225] <... close resumed>) = 0 [pid 6224] symlink("/dev/binderfs", "./binderfs" [pid 6223] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6226] <... chdir resumed>) = 0 [pid 6225] symlink("/dev/binderfs", "./binderfs" [pid 6224] <... symlink resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6225] <... symlink resumed>) = 0 [pid 6224] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6223] <... mmap resumed>) = 0x20fff000 [pid 6226] <... prctl resumed>) = 0 [pid 6225] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6224] <... openat resumed>) = 3 [pid 6225] <... openat resumed>) = 3 [pid 6224] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6223] exit_group(0 [pid 4997] umount2("./197", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6225] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6224] <... mmap resumed>) = 0x20fff000 [pid 6223] <... exit_group resumed>) = ? [pid 6226] setpgid(0, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6225] <... mmap resumed>) = 0x20fff000 [pid 6224] exit_group(0 [pid 4997] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6227 attached [pid 6225] exit_group(0 [pid 6224] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 6227] chdir("./205" [pid 6226] <... setpgid resumed>) = 0 [pid 6225] <... exit_group resumed>) = ? [pid 6224] +++ exited with 0 +++ [pid 6223] +++ exited with 0 +++ [pid 4997] fstat(3, [pid 6227] <... chdir resumed>) = 0 [pid 6226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6225] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] getdents64(3, [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6227] <... prctl resumed>) = 0 [pid 6226] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6227] setpgid(0, 0 [pid 5002] umount2("./211", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./207", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6226] write(3, "1000", 4 [pid 4997] umount2("./197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6227] <... setpgid resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6226] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] lstat("./197/binderfs", [pid 6227] <... openat resumed>) = 3 [pid 6226] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./193", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6227] write(3, "1000", 4 [pid 6226] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5000] fstat(3, [pid 4997] unlink("./197/binderfs" [pid 6227] <... write resumed>) = 4 [pid 6226] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6227] close(3 [pid 6226] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 4996] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6227] <... close resumed>) = 0 [pid 6226] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6227] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 4996] <... openat resumed>) = 3 [pid 6227] <... symlink resumed>) = 0 [pid 6226] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 4996] fstat(3, [pid 6227] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6226] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] lstat("./211/binderfs", [pid 5000] lstat("./207/binderfs", [pid 4997] rmdir("./197" [pid 6227] <... openat resumed>) = 3 [pid 6226] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6227] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6226] exit_group(0 [pid 5002] unlink("./211/binderfs" [pid 5000] unlink("./207/binderfs" [pid 4997] mkdir("./198", 0777 [pid 4996] getdents64(3, [pid 6227] <... mmap resumed>) = 0x20fff000 [pid 6226] <... exit_group resumed>) = ? [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6227] exit_group(0 [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6227] <... exit_group resumed>) = ? [pid 6226] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./193/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6228 attached [pid 6227] +++ exited with 0 +++ [pid 5002] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6228 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... close resumed>) = 0 [pid 4996] lstat("./193/binderfs", [pid 5002] rmdir("./211" [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] rmdir("./207" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6228] chdir("./198" [pid 5002] <... rmdir resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] umount2("./205", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] mkdir("./212", 0777 [pid 5000] mkdir("./208", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] unlink("./193/binderfs" [pid 6228] <... chdir resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] umount2("./207", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... mkdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6229 attached [pid 6228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] fstat(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6229 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6230 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] fstat(3, [pid 4998] getdents64(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6228] <... prctl resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] umount2("./205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6229] chdir("./212" [pid 6228] setpgid(0, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./205/binderfs", [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] lstat("./207/binderfs", [pid 4998] unlink("./205/binderfs"./strace-static-x86_64: Process 6230 attached [pid 6229] <... chdir resumed>) = 0 [pid 6228] <... setpgid resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] unlink("./207/binderfs" [pid 4998] getdents64(3, [pid 4996] close(3 [pid 6229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6228] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6229] <... prctl resumed>) = 0 [pid 6228] write(3, "1000", 4 [pid 5001] getdents64(3, [pid 4998] close(3 [pid 4996] <... close resumed>) = 0 [pid 6229] setpgid(0, 0 [pid 6228] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] rmdir("./193" [pid 6229] <... setpgid resumed>) = 0 [pid 6228] close(3 [pid 5001] close(3 [pid 4998] rmdir("./205" [pid 6229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6228] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6228] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./207" [pid 4998] mkdir("./206", 0777 [pid 4996] mkdir("./194", 0777 [pid 6230] chdir("./208" [pid 6229] <... openat resumed>) = 3 [pid 6228] <... symlink resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5001] mkdir("./208", 0777 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6231 attached [pid 6230] <... chdir resumed>) = 0 [pid 6229] write(3, "1000", 4 [pid 6228] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6231 [pid 6229] <... write resumed>) = 4 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6232 [pid 6229] close(3 [pid 6228] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6233 attached [pid 6230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6229] <... close resumed>) = 0 [pid 6228] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6233 [pid 6229] symlink("/dev/binderfs", "./binderfs" [pid 6228] <... mmap resumed>) = 0x20fff000 [pid 6233] chdir("./194" [pid 6229] <... symlink resumed>) = 0 [pid 6233] <... chdir resumed>) = 0 [pid 6228] exit_group(0 [pid 6229] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6229] <... openat resumed>) = 3 [pid 6228] <... exit_group resumed>) = ? [pid 6233] setpgid(0, 0) = 0 [pid 6229] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6228] +++ exited with 0 +++ [pid 6233] write(3, "1000", 4) = 4 [pid 6229] <... mmap resumed>) = 0x20fff000 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6233] close(3 [pid 4997] umount2("./198", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6233] <... close resumed>) = 0 [pid 6230] <... prctl resumed>) = 0 [pid 6229] exit_group(0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6233] symlink("/dev/binderfs", "./binderfs" [pid 4997] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6229] <... exit_group resumed>) = ? [pid 6230] setpgid(0, 0 [pid 6233] <... symlink resumed>) = 0 [pid 6231] chdir("./206" [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6232 attached [pid 6233] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] fstat(3, [pid 6233] <... openat resumed>) = 3 [pid 6232] chdir("./208" [pid 6230] <... setpgid resumed>) = 0 [pid 6229] +++ exited with 0 +++ [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6233] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6232] <... chdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 6233] <... mmap resumed>) = 0x20fff000 [pid 6232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6231] <... chdir resumed>) = 0 [pid 6230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6233] exit_group(0 [pid 6232] <... prctl resumed>) = 0 [pid 4997] umount2("./198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6233] <... exit_group resumed>) = ? [pid 6232] setpgid(0, 0 [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6230] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6233] +++ exited with 0 +++ [pid 6232] <... setpgid resumed>) = 0 [pid 6231] <... prctl resumed>) = 0 [pid 6230] write(3, "1000", 4 [pid 4997] lstat("./198/binderfs", [pid 6232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6231] setpgid(0, 0 [pid 6230] <... write resumed>) = 4 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6232] <... openat resumed>) = 3 [pid 6230] close(3 [pid 4997] unlink("./198/binderfs" [pid 6232] write(3, "1000", 4 [pid 6231] <... setpgid resumed>) = 0 [pid 6230] <... close resumed>) = 0 [pid 5002] umount2("./212", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... unlink resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6232] <... write resumed>) = 4 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6230] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6232] close(3 [pid 5002] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6232] <... close resumed>) = 0 [pid 6231] <... openat resumed>) = 3 [pid 6230] <... symlink resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4997] close(3 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6232] symlink("/dev/binderfs", "./binderfs" [pid 6231] write(3, "1000", 4 [pid 6230] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 4997] <... close resumed>) = 0 [pid 6232] <... symlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] rmdir("./198" [pid 6232] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6231] <... write resumed>) = 4 [pid 6230] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4997] <... rmdir resumed>) = 0 [pid 4996] umount2("./194", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6232] <... openat resumed>) = 3 [pid 6231] close(3 [pid 6230] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] mkdir("./199", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6232] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6231] <... close resumed>) = 0 [pid 6230] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6232] <... mmap resumed>) = 0x20fff000 [pid 6231] symlink("/dev/binderfs", "./binderfs" [pid 6230] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6234 attached [pid 6232] exit_group(0 [pid 6231] <... symlink resumed>) = 0 [pid 6230] <... exit_group resumed>) = ? [pid 5002] lstat("./212/binderfs", [pid 4996] <... openat resumed>) = 3 [pid 6232] <... exit_group resumed>) = ? [pid 6231] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6234 [pid 6232] +++ exited with 0 +++ [pid 6231] <... openat resumed>) = 3 [pid 6230] +++ exited with 0 +++ [pid 5002] unlink("./212/binderfs" [pid 4996] fstat(3, [pid 6234] chdir("./199" [pid 6231] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] getdents64(3, [pid 6231] <... mmap resumed>) = 0x20fff000 [pid 5002] close(3) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6231] exit_group(0 [pid 5002] rmdir("./212" [pid 6234] <... chdir resumed>) = 0 [pid 6231] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 4996] umount2("./194/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] mkdir("./213", 0777) = 0 [pid 6231] +++ exited with 0 +++ [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] lstat("./194/binderfs", ./strace-static-x86_64: Process 6235 attached [pid 6234] <... prctl resumed>) = 0 [pid 5001] umount2("./208", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./208", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6235 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 5000] fstat(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6234] setpgid(0, 0 [pid 5001] umount2("./208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./206", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./194/binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./208/binderfs", [pid 5000] lstat("./208/binderfs", [pid 4998] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6234] <... setpgid resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 5001] unlink("./208/binderfs" [pid 5000] unlink("./208/binderfs" [pid 4998] fstat(3, [pid 6235] chdir("./213" [pid 6234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6234] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6234] write(3, "1000", 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 6234] <... write resumed>) = 4 [pid 5001] close(3 [pid 5000] close(3 [pid 4998] umount2("./206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6234] close(3 [pid 5001] <... close resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... close resumed>) = 0 [pid 6234] <... close resumed>) = 0 [pid 5001] rmdir("./208" [pid 5000] rmdir("./208" [pid 4998] lstat("./206/binderfs", [pid 4996] rmdir("./194" [pid 6235] <... chdir resumed>) = 0 [pid 6234] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] mkdir("./209", 0777 [pid 5000] mkdir("./209", 0777 [pid 4998] unlink("./206/binderfs" [pid 6235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6234] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6235] <... prctl resumed>) = 0 [pid 6234] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4996] mkdir("./195", 0777./strace-static-x86_64: Process 6237 attached ./strace-static-x86_64: Process 6236 attached [pid 6235] setpgid(0, 0 [pid 6234] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6236 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6237 [pid 4998] close(3) = 0 [pid 4998] rmdir("./206" [pid 6235] <... setpgid resumed>) = 0 [pid 6234] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6236] chdir("./209" [pid 4998] mkdir("./207", 0777 [pid 6235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6238 attached [pid 6237] chdir("./209" [pid 6236] <... chdir resumed>) = 0 [pid 6235] <... openat resumed>) = 3 [pid 6234] <... mmap resumed>) = 0x20fff000 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6235] write(3, "1000", 4 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6238 [pid 6234] exit_group(0 [pid 6236] <... prctl resumed>) = 0 [pid 6235] <... write resumed>) = 4 [pid 6234] <... exit_group resumed>) = ? [pid 6236] setpgid(0, 0 [pid 6235] close(3./strace-static-x86_64: Process 6239 attached [pid 6239] chdir("./195" [pid 6236] <... setpgid resumed>) = 0 [pid 6235] <... close resumed>) = 0 [pid 6235] symlink("/dev/binderfs", "./binderfs" [pid 6236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6235] <... symlink resumed>) = 0 [pid 6239] <... chdir resumed>) = 0 [pid 6236] <... openat resumed>) = 3 [pid 6239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6235] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6236] write(3, "1000", 4 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6239 [pid 6239] <... prctl resumed>) = 0 [pid 6239] setpgid(0, 0) = 0 [pid 6239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6236] <... write resumed>) = 4 [pid 6234] +++ exited with 0 +++ [pid 6239] write(3, "1000", 4 [pid 6236] close(3 [pid 6235] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6239] <... write resumed>) = 4 [pid 6237] <... chdir resumed>) = 0 [pid 6236] <... close resumed>) = 0 [pid 6239] close(3 [pid 6237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6236] symlink("/dev/binderfs", "./binderfs" [pid 6235] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6239] <... close resumed>) = 0 [pid 6239] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6236] <... symlink resumed>) = 0 [pid 6239] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6235] <... mmap resumed>) = 0x20fff000 [pid 6236] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6237] <... prctl resumed>) = 0 [pid 6239] <... openat resumed>) = 3 [pid 6239] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6237] setpgid(0, 0 [pid 6236] <... openat resumed>) = 3 [pid 6235] exit_group(0 [pid 6239] <... mmap resumed>) = 0x20fff000 [pid 6238] chdir("./207" [pid 6237] <... setpgid resumed>) = 0 [pid 6236] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6235] <... exit_group resumed>) = ? [pid 4997] umount2("./199", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6239] exit_group(0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6239] <... exit_group resumed>) = ? [pid 6236] <... mmap resumed>) = 0x20fff000 [pid 4997] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6239] +++ exited with 0 +++ [pid 6237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6236] exit_group(0 [pid 6235] +++ exited with 0 +++ [pid 4997] <... openat resumed>) = 3 [pid 6237] <... openat resumed>) = 3 [pid 6236] <... exit_group resumed>) = ? [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6237] write(3, "1000", 4 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6236] +++ exited with 0 +++ [pid 6237] <... write resumed>) = 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./199/binderfs", [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6237] close(3 [pid 5001] <... restart_syscall resumed>) = 0 [pid 4997] unlink("./199/binderfs" [pid 4996] <... restart_syscall resumed>) = 0 [pid 6238] <... chdir resumed>) = 0 [pid 6237] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6237] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./213", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 6237] <... symlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./209", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6237] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 6237] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 4996] umount2("./195", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6238] <... prctl resumed>) = 0 [pid 6237] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] fstat(3, [pid 5001] <... openat resumed>) = 3 [pid 4997] rmdir("./199" [pid 6238] setpgid(0, 0 [pid 6237] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] fstat(3, [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6237] exit_group(0 [pid 5002] getdents64(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] mkdir("./200", 0777 [pid 4996] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6238] <... setpgid resumed>) = 0 [pid 6237] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 5002] umount2("./213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 6237] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] lstat("./213/binderfs", [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6240 [pid 4996] fstat(3, [pid 6238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] lstat("./209/binderfs", [pid 6238] <... openat resumed>) = 3 [pid 5002] unlink("./213/binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6238] write(3, "1000", 4 [pid 5002] <... unlink resumed>) = 0 [pid 5001] unlink("./209/binderfs" [pid 5000] umount2("./209", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6238] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 6238] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] getdents64(3, [pid 5000] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6238] <... close resumed>) = 0 [pid 5002] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6238] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... close resumed>) = 0 [pid 5001] close(3 [pid 5000] fstat(3, [pid 4996] umount2("./195/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] rmdir("./213" [pid 5001] <... close resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6238] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] rmdir("./209" [pid 5000] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6240 attached [pid 6238] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] mkdir("./214", 0777 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] lstat("./195/binderfs", [pid 6240] chdir("./200" [pid 6238] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] mkdir("./210", 0777 [pid 5000] umount2("./209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6240] <... chdir resumed>) = 0 [pid 6238] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6238] <... mmap resumed>) = 0x20fff000 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] lstat("./209/binderfs", [pid 4996] unlink("./195/binderfs"./strace-static-x86_64: Process 6242 attached ./strace-static-x86_64: Process 6241 attached [pid 6240] <... prctl resumed>) = 0 [pid 6238] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6241 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6240] setpgid(0, 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6242 [pid 5000] unlink("./209/binderfs" [pid 6240] <... setpgid resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6238] <... exit_group resumed>) = ? [pid 5000] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 6241] chdir("./214" [pid 6240] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6240] write(3, "1000", 4 [pid 5000] close(3 [pid 6240] <... write resumed>) = 4 [pid 5000] <... close resumed>) = 0 [pid 6240] close(3 [pid 5000] rmdir("./209" [pid 6241] <... chdir resumed>) = 0 [pid 6240] <... close resumed>) = 0 [pid 6238] +++ exited with 0 +++ [pid 6242] chdir("./210" [pid 5000] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6240] symlink("/dev/binderfs", "./binderfs" [pid 5000] mkdir("./210", 0777 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6242] <... chdir resumed>) = 0 [pid 6241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6240] <... symlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] close(3 [pid 6242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6241] <... prctl resumed>) = 0 [pid 6240] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6243 attached [pid 6242] <... prctl resumed>) = 0 [pid 6241] setpgid(0, 0 [pid 6240] <... openat resumed>) = 3 [pid 4998] umount2("./207", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 6241] <... setpgid resumed>) = 0 [pid 6240] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6243 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6242] setpgid(0, 0 [pid 6241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6240] <... mmap resumed>) = 0x20fff000 [pid 4998] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] rmdir("./195" [pid 6241] <... openat resumed>) = 3 [pid 6240] exit_group(0 [pid 4998] <... openat resumed>) = 3 [pid 6240] <... exit_group resumed>) = ? [pid 4998] fstat(3, [pid 6243] chdir("./210" [pid 6242] <... setpgid resumed>) = 0 [pid 6241] write(3, "1000", 4 [pid 6240] +++ exited with 0 +++ [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./196", 0777 [pid 6241] <... write resumed>) = 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6241] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./200", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 6241] <... close resumed>) = 0 [pid 4998] lstat("./207/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6241] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] unlink("./207/binderfs" [pid 4997] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 4997] fstat(3, [pid 6241] <... symlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6241] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6244 [pid 6242] <... openat resumed>) = 3 [pid 6241] <... openat resumed>) = 3 [pid 4998] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6242] write(3, "1000", 4 [pid 6241] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... close resumed>) = 0 [pid 4997] umount2("./200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6243] <... chdir resumed>) = 0 [pid 6242] <... write resumed>) = 4 [pid 4998] rmdir("./207" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6242] close(3 [pid 6241] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] lstat("./200/binderfs", [pid 6242] <... close resumed>) = 0 [pid 6241] exit_group(0 [pid 4998] mkdir("./208", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6244 attached [pid 6243] <... prctl resumed>) = 0 [pid 6242] symlink("/dev/binderfs", "./binderfs" [pid 6241] <... exit_group resumed>) = ? [pid 4998] <... mkdir resumed>) = 0 [pid 4997] unlink("./200/binderfs" [pid 6244] chdir("./196" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... unlink resumed>) = 0 [pid 6244] <... chdir resumed>) = 0 [pid 6243] setpgid(0, 0 [pid 6242] <... symlink resumed>) = 0 [pid 6241] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 6244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6242] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6245 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6244] <... prctl resumed>) = 0 [pid 4997] close(3 [pid 6244] setpgid(0, 0 [pid 4997] <... close resumed>) = 0 [pid 6244] <... setpgid resumed>) = 0 [pid 6242] <... openat resumed>) = 3 [pid 4997] rmdir("./200" [pid 6244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6243] <... setpgid resumed>) = 0 [pid 6242] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6244] <... openat resumed>) = 3 [pid 4997] mkdir("./201", 0777 [pid 6244] write(3, "1000", 4 [pid 6242] <... mmap resumed>) = 0x20fff000 [pid 4997] <... mkdir resumed>) = 0 [pid 6243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] <... write resumed>) = 4 [pid 6242] exit_group(0 [pid 5002] umount2("./214", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6246 attached [pid 6244] close(3 [pid 6243] <... openat resumed>) = 3 [pid 6242] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6244] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6246 [pid 6244] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6245 attached [pid 6244] <... symlink resumed>) = 0 [pid 6243] write(3, "1000", 4 [pid 6242] +++ exited with 0 +++ [pid 5002] fstat(3, [pid 6246] chdir("./201" [pid 6245] chdir("./208" [pid 6244] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6243] <... write resumed>) = 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6246] <... chdir resumed>) = 0 [pid 6245] <... chdir resumed>) = 0 [pid 6244] <... openat resumed>) = 3 [pid 6243] close(3 [pid 5002] getdents64(3, [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6244] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6245] <... prctl resumed>) = 0 [pid 6244] <... mmap resumed>) = 0x20fff000 [pid 6243] <... close resumed>) = 0 [pid 5002] umount2("./214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6245] setpgid(0, 0 [pid 6244] exit_group(0 [pid 6243] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6245] <... setpgid resumed>) = 0 [pid 6244] <... exit_group resumed>) = ? [pid 5002] lstat("./214/binderfs", [pid 6243] <... symlink resumed>) = 0 [pid 6246] <... prctl resumed>) = 0 [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] +++ exited with 0 +++ [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] umount2("./210", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6246] setpgid(0, 0 [pid 6245] <... openat resumed>) = 3 [pid 6243] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] unlink("./214/binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6245] write(3, "1000", 4 [pid 6243] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6246] <... setpgid resumed>) = 0 [pid 6245] <... write resumed>) = 4 [pid 6243] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6245] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] fstat(3, [pid 6245] <... close resumed>) = 0 [pid 6243] <... mmap resumed>) = 0x20fff000 [pid 5002] close(3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6245] symlink("/dev/binderfs", "./binderfs" [pid 6243] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 6246] <... openat resumed>) = 3 [pid 6245] <... symlink resumed>) = 0 [pid 6243] <... exit_group resumed>) = ? [pid 5002] rmdir("./214" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./196", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6245] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 5001] umount2("./210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6246] write(3, "1000", 4 [pid 6245] <... openat resumed>) = 3 [pid 6243] +++ exited with 0 +++ [pid 5002] mkdir("./215", 0777 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6246] <... write resumed>) = 4 [pid 6245] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] lstat("./210/binderfs", [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6246] close(3 [pid 6245] <... mmap resumed>) = 0x20fff000 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6247 attached [pid 6246] <... close resumed>) = 0 [pid 6245] exit_group(0 [pid 5001] unlink("./210/binderfs" [pid 4996] fstat(3, [pid 6246] symlink("/dev/binderfs", "./binderfs" [pid 6245] <... exit_group resumed>) = ? [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6247 [pid 5001] <... unlink resumed>) = 0 [pid 5000] umount2("./210", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6247] chdir("./215" [pid 6246] <... symlink resumed>) = 0 [pid 6245] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6246] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 6246] <... openat resumed>) = 3 [pid 5001] close(3 [pid 5000] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6246] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... close resumed>) = 0 [pid 5000] fstat(3, [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] rmdir("./210" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6246] <... mmap resumed>) = 0x20fff000 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] umount2("./196/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6246] exit_group(0 [pid 5001] mkdir("./211", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6247] <... chdir resumed>) = 0 [pid 6246] <... exit_group resumed>) = ? [pid 5001] <... mkdir resumed>) = 0 [pid 5000] umount2("./210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./208", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./196/binderfs", [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6246] +++ exited with 0 +++ [pid 5000] lstat("./210/binderfs", [pid 4998] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6248 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4996] unlink("./196/binderfs" [pid 5000] unlink("./210/binderfs" [pid 4998] fstat(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] getdents64(3, [pid 6247] <... prctl resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6247] setpgid(0, 0 [pid 5000] close(3 [pid 4998] umount2("./208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6247] <... setpgid resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./201", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 5000] rmdir("./210" [pid 4998] lstat("./208/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... close resumed>) = 0 [pid 5000] mkdir("./211", 0777 [pid 4998] unlink("./208/binderfs" [pid 4997] <... openat resumed>) = 3 [pid 4996] rmdir("./196" [pid 6247] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6247] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6249 attached [pid 6247] <... write resumed>) = 4 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6249 [pid 4998] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./197", 0777./strace-static-x86_64: Process 6248 attached [pid 6247] close(3 [pid 4998] <... close resumed>) = 0 [pid 4997] umount2("./201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6248] chdir("./211" [pid 6247] <... close resumed>) = 0 [pid 4998] rmdir("./208" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6248] <... chdir resumed>) = 0 [pid 6247] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... rmdir resumed>) = 0 [pid 4997] lstat("./201/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6247] <... symlink resumed>) = 0 [pid 4998] mkdir("./209", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6248] <... prctl resumed>) = 0 [pid 6247] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... mkdir resumed>) = 0 [pid 4997] unlink("./201/binderfs" [pid 6248] setpgid(0, 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6247] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6249] chdir("./211" [pid 6248] <... setpgid resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6250 ./strace-static-x86_64: Process 6251 attached [pid 6249] <... chdir resumed>) = 0 [pid 6248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6247] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6251 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6248] <... openat resumed>) = 3 [pid 4997] close(3 [pid 6248] write(3, "1000", 4 [pid 6247] <... mmap resumed>) = 0x20fff000 [pid 4997] <... close resumed>) = 0 [pid 6248] <... write resumed>) = 4 [pid 4997] rmdir("./201" [pid 6249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6248] close(3 [pid 6247] exit_group(0 [pid 4997] <... rmdir resumed>) = 0 [pid 6249] <... prctl resumed>) = 0 [pid 6248] <... close resumed>) = 0 [pid 6247] <... exit_group resumed>) = ? [pid 4997] mkdir("./202", 0777./strace-static-x86_64: Process 6250 attached [pid 6249] setpgid(0, 0 [pid 6248] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 6250] chdir("./197" [pid 6249] <... setpgid resumed>) = 0 [pid 6248] <... symlink resumed>) = 0 [pid 6247] +++ exited with 0 +++ [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6252 attached [pid 6251] chdir("./209" [pid 6250] <... chdir resumed>) = 0 [pid 6249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6248] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6248] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6252 [pid 6250] <... prctl resumed>) = 0 [pid 6249] <... openat resumed>) = 3 [pid 6248] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./215", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6252] chdir("./202" [pid 6251] <... chdir resumed>) = 0 [pid 6250] setpgid(0, 0 [pid 6249] write(3, "1000", 4 [pid 6248] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6250] <... setpgid resumed>) = 0 [pid 6249] <... write resumed>) = 4 [pid 6248] exit_group(0 [pid 5002] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6252] <... chdir resumed>) = 0 [pid 6251] <... prctl resumed>) = 0 [pid 6250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6249] close(3 [pid 6248] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 [pid 6252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6251] setpgid(0, 0 [pid 6250] <... openat resumed>) = 3 [pid 6249] <... close resumed>) = 0 [pid 6248] +++ exited with 0 +++ [pid 5002] fstat(3, [pid 6251] <... setpgid resumed>) = 0 [pid 6250] write(3, "1000", 4 [pid 6249] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6250] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6250] close(3 [pid 6249] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6250] <... close resumed>) = 0 [pid 6249] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... restart_syscall resumed>) = 0 [pid 6250] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6252] <... prctl resumed>) = 0 [pid 6251] <... openat resumed>) = 3 [pid 6250] <... symlink resumed>) = 0 [pid 6249] <... openat resumed>) = 3 [pid 5002] lstat("./215/binderfs", [pid 6252] setpgid(0, 0 [pid 6251] write(3, "1000", 4 [pid 6250] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6249] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] umount2("./211", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6251] <... write resumed>) = 4 [pid 6250] <... openat resumed>) = 3 [pid 5002] unlink("./215/binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6251] close(3 [pid 6250] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6249] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 6252] <... setpgid resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6251] <... close resumed>) = 0 [pid 6250] <... mmap resumed>) = 0x20fff000 [pid 6249] exit_group(0 [pid 5002] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 6251] symlink("/dev/binderfs", "./binderfs" [pid 6250] exit_group(0 [pid 6249] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] fstat(3, [pid 6250] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6251] <... symlink resumed>) = 0 [pid 6250] +++ exited with 0 +++ [pid 6249] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 6252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6251] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./215" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6252] <... openat resumed>) = 3 [pid 6251] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] umount2("./211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6251] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] mkdir("./216", 0777 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6251] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] lstat("./211/binderfs", [pid 5000] umount2("./211", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... restart_syscall resumed>) = 0 [pid 6252] write(3, "1000", 4 [pid 6251] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6252] <... write resumed>) = 4 [pid 6251] <... exit_group resumed>) = ? [pid 5001] unlink("./211/binderfs" [pid 5000] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6253 [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5000] fstat(3, [pid 6251] +++ exited with 0 +++ [pid 6252] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./197", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6253 attached [pid 6252] <... close resumed>) = 0 [pid 5001] close(3 [pid 5000] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6252] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./211" [pid 5000] umount2("./211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6252] <... symlink resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6252] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] mkdir("./212", 0777 [pid 5000] lstat("./211/binderfs", [pid 4996] <... openat resumed>) = 3 [pid 6253] chdir("./216" [pid 6252] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./209", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] unlink("./211/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6254 attached [pid 6253] <... chdir resumed>) = 0 [pid 6252] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6254 [pid 5000] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] fstat(3, [pid 6252] <... mmap resumed>) = 0x20fff000 [pid 5000] close(3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5000] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 5000] rmdir("./211" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6252] exit_group(0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] umount2("./209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] mkdir("./212", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./197/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6253] <... prctl resumed>) = 0 [pid 6252] <... exit_group resumed>) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 4998] lstat("./209/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6253] setpgid(0, 0 [pid 6252] +++ exited with 0 +++ [pid 4998] unlink("./209/binderfs" [pid 4996] lstat("./197/binderfs", [pid 6254] chdir("./212" [pid 6253] <... setpgid resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6255 [pid 4998] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./202", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./197/binderfs" [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6253] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 4998] rmdir("./209" [pid 4997] <... openat resumed>) = 3 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6255 attached [pid 6254] <... chdir resumed>) = 0 [pid 6253] write(3, "1000", 4 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6253] <... write resumed>) = 4 [pid 4998] mkdir("./210", 0777 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] close(3 [pid 6254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6253] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 6253] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 6255] chdir("./212" [pid 6254] <... prctl resumed>) = 0 [pid 6253] symlink("/dev/binderfs", "./binderfs" [pid 4997] umount2("./202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6256 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6254] setpgid(0, 0 [pid 4997] lstat("./202/binderfs", [pid 4996] rmdir("./197" [pid 6254] <... setpgid resumed>) = 0 [pid 6253] <... symlink resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] unlink("./202/binderfs") = 0 [pid 6254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6253] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] rmdir("./202" [pid 6254] <... openat resumed>) = 3 [pid 6253] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] mkdir("./198", 0777 [pid 4997] mkdir("./203", 0777 [pid 6254] write(3, "1000", 4 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6253] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6254] <... write resumed>) = 4 [pid 6254] close(3 [pid 6253] <... mmap resumed>) = 0x20fff000 [pid 6255] <... chdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6257 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6254] <... close resumed>) = 0 ./strace-static-x86_64: Process 6257 attached [pid 6254] symlink("/dev/binderfs", "./binderfs" [pid 6253] exit_group(0 [pid 6257] chdir("./203" [pid 6254] <... symlink resumed>) = 0 [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6253] <... exit_group resumed>) = ? [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6258 [pid 6254] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6257] <... chdir resumed>) = 0 [pid 6257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6253] +++ exited with 0 +++ [pid 6254] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6255] <... prctl resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 6257] setpgid(0, 0) = 0 [pid 6255] setpgid(0, 0 [pid 6254] <... mmap resumed>) = 0x20fff000 [pid 5002] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6256 attached [pid 6255] <... setpgid resumed>) = 0 [pid 6254] exit_group(0 [pid 5002] umount2("./216", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6254] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5002] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6255] <... openat resumed>) = 3 [pid 5002] lstat("./216/binderfs", [pid 6254] +++ exited with 0 +++ [pid 6255] write(3, "1000", 4 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6256] chdir("./210" [pid 6255] <... write resumed>) = 4 [pid 5002] unlink("./216/binderfs" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6257] <... openat resumed>) = 3 [pid 6256] <... chdir resumed>) = 0 [pid 6255] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] umount2("./212", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6257] write(3, "1000", 4 [pid 6255] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6257] <... write resumed>) = 4 [pid 6255] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6257] close(3 [pid 6255] <... symlink resumed>) = 0 [pid 5002] close(3 [pid 5001] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6258 attached [pid 6257] <... close resumed>) = 0 [pid 6256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6255] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 5001] fstat(3, [pid 6258] chdir("./198" [pid 6257] symlink("/dev/binderfs", "./binderfs" [pid 6255] <... openat resumed>) = 3 [pid 5002] rmdir("./216" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6258] <... chdir resumed>) = 0 [pid 6257] <... symlink resumed>) = 0 [pid 6256] <... prctl resumed>) = 0 [pid 6255] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 6258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6257] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6256] setpgid(0, 0 [pid 5002] mkdir("./217", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6258] <... prctl resumed>) = 0 [pid 6257] <... openat resumed>) = 3 [pid 6256] <... setpgid resumed>) = 0 [pid 6255] <... mmap resumed>) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] umount2("./212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6258] setpgid(0, 0 [pid 6257] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6255] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6259 attached [pid 6258] <... setpgid resumed>) = 0 [pid 6257] <... mmap resumed>) = 0x20fff000 [pid 6256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6255] <... exit_group resumed>) = ? [pid 5001] lstat("./212/binderfs", [pid 6258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6257] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6259 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6258] <... openat resumed>) = 3 [pid 6257] <... exit_group resumed>) = ? [pid 5001] unlink("./212/binderfs" [pid 6259] chdir("./217" [pid 6258] write(3, "1000", 4 [pid 6257] +++ exited with 0 +++ [pid 6256] <... openat resumed>) = 3 [pid 6255] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 6258] <... write resumed>) = 4 [pid 6256] write(3, "1000", 4 [pid 5001] getdents64(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6258] close(3 [pid 6256] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6258] <... close resumed>) = 0 [pid 6256] close(3 [pid 5001] close(3 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6258] symlink("/dev/binderfs", "./binderfs" [pid 6256] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 6258] <... symlink resumed>) = 0 [pid 6256] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./212" [pid 6259] <... chdir resumed>) = 0 [pid 6258] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6256] <... symlink resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] umount2("./212", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./203", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6258] <... openat resumed>) = 3 [pid 6256] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] mkdir("./213", 0777 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6259] <... prctl resumed>) = 0 [pid 6258] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6256] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6259] setpgid(0, 0 [pid 6258] <... mmap resumed>) = 0x20fff000 [pid 6256] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 6259] <... setpgid resumed>) = 0 [pid 6258] exit_group(0 [pid 6256] <... mmap resumed>) = 0x20fff000 [pid 5000] fstat(3, [pid 4997] fstat(3, [pid 6258] <... exit_group resumed>) = ? [pid 6256] exit_group(0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6260 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6260 attached [pid 6259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6258] +++ exited with 0 +++ [pid 6256] <... exit_group resumed>) = ? [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./212/binderfs", [pid 4997] lstat("./203/binderfs", [pid 6256] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./212/binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] unlink("./203/binderfs" [pid 6259] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6259] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 4996] umount2("./198", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6260] chdir("./213" [pid 6259] <... write resumed>) = 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 4997] close(3 [pid 6259] close(3 [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] rmdir("./212" [pid 4997] rmdir("./203" [pid 6260] <... chdir resumed>) = 0 [pid 6259] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6259] symlink("/dev/binderfs", "./binderfs" [pid 5000] mkdir("./213", 0777 [pid 4998] umount2("./210", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./204", 0777 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6259] <... symlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 6259] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6261 attached ./strace-static-x86_64: Process 6262 attached [pid 6260] <... prctl resumed>) = 0 [pid 6259] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6260] setpgid(0, 0 [pid 6259] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6261 [pid 4998] fstat(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6262 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 6260] <... setpgid resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 4998] umount2("./210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6259] <... mmap resumed>) = 0x20fff000 [pid 4998] lstat("./210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] unlink("./210/binderfs" [pid 6260] <... openat resumed>) = 3 [pid 6259] exit_group(0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 6260] write(3, "1000", 4 [pid 6259] <... exit_group resumed>) = ? [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./198/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6261] chdir("./213" [pid 4998] close(3 [pid 6261] <... chdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 6261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] rmdir("./210" [pid 6261] <... prctl resumed>) = 0 [pid 6260] <... write resumed>) = 4 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6261] setpgid(0, 0 [pid 4998] mkdir("./211", 0777 [pid 6261] <... setpgid resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6260] close(3 [pid 4996] lstat("./198/binderfs", [pid 6262] chdir("./204" [pid 6261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6260] <... close resumed>) = 0 [pid 6259] +++ exited with 0 +++ [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6263 attached [pid 6262] <... chdir resumed>) = 0 [pid 6261] <... openat resumed>) = 3 [pid 6260] symlink("/dev/binderfs", "./binderfs" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6261] write(3, "1000", 4 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6263 [pid 4996] unlink("./198/binderfs" [pid 6261] <... write resumed>) = 4 [pid 6260] <... symlink resumed>) = 0 [pid 6261] close(3) = 0 [pid 6261] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6261] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6260] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... unlink resumed>) = 0 [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6261] <... openat resumed>) = 3 [pid 6261] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] getdents64(3, [pid 6263] chdir("./211" [pid 6262] <... prctl resumed>) = 0 [pid 6261] <... mmap resumed>) = 0x20fff000 [pid 6260] <... openat resumed>) = 3 [pid 5002] umount2("./217", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6261] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6262] setpgid(0, 0 [pid 6261] <... exit_group resumed>) = ? [pid 6260] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] close(3 [pid 6263] <... chdir resumed>) = 0 [pid 6262] <... setpgid resumed>) = 0 [pid 6261] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6260] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6260] exit_group(0 [pid 5002] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 6262] <... openat resumed>) = 3 [pid 6260] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./213", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./198" [pid 5002] umount2("./217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] lstat("./217/binderfs", [pid 5000] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] fstat(3, [pid 5002] unlink("./217/binderfs" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6262] write(3, "1000", 4 [pid 6260] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] mkdir("./199", 0777 [pid 5002] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6262] <... write resumed>) = 4 [pid 5002] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5000] lstat("./213/binderfs", [pid 6262] close(3 [pid 5002] rmdir("./217" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6262] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] unlink("./213/binderfs" [pid 5002] mkdir("./218", 0777 [pid 5000] <... unlink resumed>) = 0 [pid 6263] <... prctl resumed>) = 0 [pid 6262] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 6262] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./213", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6264 ./strace-static-x86_64: Process 6265 attached [pid 6263] setpgid(0, 0 [pid 6262] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6265 [pid 5001] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... close resumed>) = 0 [pid 6262] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 5000] rmdir("./213" [pid 6263] <... setpgid resumed>) = 0 [pid 6262] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 5000] <... rmdir resumed>) = 0 [pid 6265] chdir("./218" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] mkdir("./214", 0777 [pid 6262] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 6262] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6266 attached ./strace-static-x86_64: Process 6264 attached [pid 6265] <... chdir resumed>) = 0 [pid 6263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6262] <... exit_group resumed>) = ? [pid 5001] umount2("./213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6264] chdir("./199" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6266 [pid 6264] <... chdir resumed>) = 0 [pid 6263] <... openat resumed>) = 3 [pid 5001] lstat("./213/binderfs", [pid 6264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6264] <... prctl resumed>) = 0 [pid 5001] unlink("./213/binderfs" [pid 6264] setpgid(0, 0 [pid 6263] write(3, "1000", 4 [pid 6262] +++ exited with 0 +++ [pid 6265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... unlink resumed>) = 0 [pid 6264] <... setpgid resumed>) = 0 [pid 5001] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6265] <... prctl resumed>) = 0 [pid 6264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6263] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6266] chdir("./214" [pid 6264] <... openat resumed>) = 3 [pid 5001] close(3 [pid 6264] write(3, "1000", 4 [pid 6263] close(3 [pid 5001] <... close resumed>) = 0 [pid 6265] setpgid(0, 0 [pid 6264] <... write resumed>) = 4 [pid 5001] rmdir("./213" [pid 6266] <... chdir resumed>) = 0 [pid 6265] <... setpgid resumed>) = 0 [pid 6264] close(3 [pid 6263] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6264] <... close resumed>) = 0 [pid 5001] mkdir("./214", 0777 [pid 6266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6264] symlink("/dev/binderfs", "./binderfs" [pid 6263] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... mkdir resumed>) = 0 [pid 6264] <... symlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] umount2("./204", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6267 attached [pid 6266] <... prctl resumed>) = 0 [pid 6265] <... openat resumed>) = 3 [pid 6264] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6263] <... symlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6266] setpgid(0, 0 [pid 6265] write(3, "1000", 4 [pid 6264] <... openat resumed>) = 3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6267 [pid 4997] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6264] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... openat resumed>) = 3 [pid 6266] <... setpgid resumed>) = 0 [pid 6265] <... write resumed>) = 4 [pid 6264] <... mmap resumed>) = 0x20fff000 [pid 6263] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] fstat(3, [pid 6267] chdir("./214" [pid 6265] close(3 [pid 6264] exit_group(0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6264] <... exit_group resumed>) = ? [pid 6263] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6267] <... chdir resumed>) = 0 [pid 6266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6265] <... close resumed>) = 0 [pid 6264] +++ exited with 0 +++ [pid 6263] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6265] symlink("/dev/binderfs", "./binderfs" [pid 4997] umount2("./204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6263] <... mmap resumed>) = 0x20fff000 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./204/binderfs", [pid 6265] <... symlink resumed>) = 0 [pid 6263] exit_group(0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6265] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6263] <... exit_group resumed>) = ? [pid 4997] unlink("./204/binderfs") = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 4997] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 6263] +++ exited with 0 +++ [pid 4997] <... close resumed>) = 0 [pid 6265] <... openat resumed>) = 3 [pid 4997] rmdir("./204" [pid 6267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6266] <... openat resumed>) = 3 [pid 6265] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... rmdir resumed>) = 0 [pid 4996] umount2("./199", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6265] <... mmap resumed>) = 0x20fff000 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] mkdir("./205", 0777 [pid 6267] <... prctl resumed>) = 0 [pid 6266] write(3, "1000", 4 [pid 6265] exit_group(0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6268 attached [pid 6267] setpgid(0, 0 [pid 6266] <... write resumed>) = 4 [pid 6265] <... exit_group resumed>) = ? [pid 4996] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6266] close(3 [pid 4998] umount2("./211", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6268 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4996] <... openat resumed>) = 3 [pid 6266] <... close resumed>) = 0 [pid 4998] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 6266] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] fstat(3, [pid 6265] +++ exited with 0 +++ [pid 4998] umount2("./211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6266] <... symlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6265, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6267] <... setpgid resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] lstat("./211/binderfs", [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./211/binderfs" [pid 6266] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] getdents64(3, [pid 6267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... unlink resumed>) = 0 [pid 5002] umount2("./218", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 5002] <... openat resumed>) = 3 [pid 6266] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6267] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 6266] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] rmdir("./211" [pid 4996] umount2("./199/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6268] chdir("./205" [pid 6267] write(3, "1000", 4 [pid 6266] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 4998] mkdir("./212", 0777 [pid 4996] lstat("./199/binderfs", [pid 6268] <... chdir resumed>) = 0 [pid 6267] <... write resumed>) = 4 [pid 6266] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... mkdir resumed>) = 0 [pid 6267] close(3 [pid 6266] <... exit_group resumed>) = ? [pid 5002] umount2("./218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6266] +++ exited with 0 +++ [pid 6267] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] unlink("./199/binderfs" [pid 5002] lstat("./218/binderfs", [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6269 [pid 6267] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5002] unlink("./218/binderfs" [pid 6268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6267] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5000] umount2("./214", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6267] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6267] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5000] <... openat resumed>) = 3 [pid 4996] close(3 [pid 5002] <... close resumed>) = 0 [pid 5000] fstat(3, [pid 6268] <... prctl resumed>) = 0 [pid 6267] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./218" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 6268] setpgid(0, 0 [pid 6267] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] rmdir("./199" [pid 5002] mkdir("./219", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6267] exit_group(0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] umount2("./214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 6268] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6269 attached [pid 6267] <... exit_group resumed>) = ? [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./200", 0777 [pid 6269] chdir("./212" [pid 6268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6267] +++ exited with 0 +++ [pid 5000] lstat("./214/binderfs", [pid 6269] <... chdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6270 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] unlink("./214/binderfs" [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6269] <... prctl resumed>) = 0 [pid 6268] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 6269] setpgid(0, 0 [pid 5001] umount2("./214", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 6269] <... setpgid resumed>) = 0 [pid 6268] write(3, "1000", 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6271 attached [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6268] <... write resumed>) = 4 [pid 5001] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] close(3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6271 [pid 6269] <... openat resumed>) = 3 [pid 6268] close(3 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 ./strace-static-x86_64: Process 6270 attached [pid 6269] write(3, "1000", 4 [pid 5001] fstat(3, [pid 5000] rmdir("./214" [pid 6268] <... close resumed>) = 0 [pid 6271] chdir("./200" [pid 6270] chdir("./219" [pid 6269] <... write resumed>) = 4 [pid 6268] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6270] <... chdir resumed>) = 0 [pid 6269] close(3 [pid 6268] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] mkdir("./215", 0777 [pid 6271] <... chdir resumed>) = 0 [pid 6270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6269] <... close resumed>) = 0 [pid 6268] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... mkdir resumed>) = 0 [pid 6270] <... prctl resumed>) = 0 [pid 6269] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6272 attached [pid 6271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6270] setpgid(0, 0 [pid 6269] <... symlink resumed>) = 0 [pid 6268] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6270] <... setpgid resumed>) = 0 [pid 6269] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6268] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./214/binderfs", [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6272 [pid 6271] <... prctl resumed>) = 0 [pid 6270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6269] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6271] setpgid(0, 0 [pid 6270] <... openat resumed>) = 3 [pid 6269] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6268] <... mmap resumed>) = 0x20fff000 [pid 5001] unlink("./214/binderfs" [pid 6272] chdir("./215" [pid 6271] <... setpgid resumed>) = 0 [pid 6270] write(3, "1000", 4 [pid 6269] <... mmap resumed>) = 0x20fff000 [pid 6268] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 6270] <... write resumed>) = 4 [pid 6269] exit_group(0 [pid 6268] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 6270] close(3 [pid 6269] <... exit_group resumed>) = ? [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6270] <... close resumed>) = 0 [pid 6269] +++ exited with 0 +++ [pid 6268] +++ exited with 0 +++ [pid 5001] close(3 [pid 6272] <... chdir resumed>) = 0 [pid 6270] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6268, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6271] <... openat resumed>) = 3 [pid 6270] <... symlink resumed>) = 0 [pid 5001] rmdir("./214" [pid 6272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6271] write(3, "1000", 4 [pid 6270] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... rmdir resumed>) = 0 [pid 6272] <... prctl resumed>) = 0 [pid 6271] <... write resumed>) = 4 [pid 6270] <... openat resumed>) = 3 [pid 5001] mkdir("./215", 0777 [pid 4998] umount2("./212", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./205", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6272] setpgid(0, 0 [pid 6271] close(3 [pid 6270] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6272] <... setpgid resumed>) = 0 [pid 6271] <... close resumed>) = 0 [pid 6270] <... mmap resumed>) = 0x20fff000 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6273 attached [pid 6272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6271] symlink("/dev/binderfs", "./binderfs" [pid 6270] exit_group(0 [pid 4998] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 6271] <... symlink resumed>) = 0 [pid 6270] <... exit_group resumed>) = ? [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6273 [pid 4998] fstat(3, [pid 4997] fstat(3, [pid 6273] chdir("./215" [pid 6272] <... openat resumed>) = 3 [pid 6271] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6270] +++ exited with 0 +++ [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6272] write(3, "1000", 4 [pid 6271] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 6273] <... chdir resumed>) = 0 [pid 6272] <... write resumed>) = 4 [pid 6271] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6272] close(3 [pid 6271] <... mmap resumed>) = 0x20fff000 [pid 4998] umount2("./212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6272] <... close resumed>) = 0 [pid 6271] exit_group(0 [pid 5002] umount2("./219", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6272] symlink("/dev/binderfs", "./binderfs" [pid 6271] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./212/binderfs", [pid 4997] lstat("./205/binderfs", [pid 6272] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... openat resumed>) = 3 [pid 4998] unlink("./212/binderfs" [pid 4997] unlink("./205/binderfs" [pid 6272] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6271] +++ exited with 0 +++ [pid 5002] fstat(3, [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 6272] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6272] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] close(3 [pid 4997] close(3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] umount2("./219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6272] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] rmdir("./212" [pid 4997] rmdir("./205" [pid 4996] umount2("./200", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6272] exit_group(0 [pid 5002] lstat("./219/binderfs", [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6273] <... prctl resumed>) = 0 [pid 6272] <... exit_group resumed>) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] mkdir("./213", 0777 [pid 4997] mkdir("./206", 0777 [pid 4996] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6272] +++ exited with 0 +++ [pid 5002] unlink("./219/binderfs" [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6273] setpgid(0, 0 [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6274 attached [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6274 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6275 [pid 5002] close(3) = 0 [pid 5002] rmdir("./219" [pid 6273] <... setpgid resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] fstat(3, [pid 6274] chdir("./213" [pid 5002] mkdir("./220", 0777./strace-static-x86_64: Process 6275 attached [pid 6274] <... chdir resumed>) = 0 [pid 6273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... mkdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] umount2("./215", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6276 attached [pid 6275] chdir("./206" [pid 6274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6273] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6276 [pid 5000] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6274] <... prctl resumed>) = 0 [pid 6273] write(3, "1000", 4 [pid 5000] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./215/binderfs", [pid 6273] <... write resumed>) = 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6274] setpgid(0, 0 [pid 6273] close(3 [pid 5000] unlink("./215/binderfs" [pid 4996] umount2("./200/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6275] <... chdir resumed>) = 0 [pid 6274] <... setpgid resumed>) = 0 [pid 6273] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6273] symlink("/dev/binderfs", "./binderfs" [pid 5000] getdents64(3, [pid 4996] lstat("./200/binderfs", [pid 6275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6273] <... symlink resumed>) = 0 [pid 5000] close(3) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6274] <... openat resumed>) = 3 [pid 6273] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] rmdir("./215" [pid 4996] unlink("./200/binderfs" [pid 6275] <... prctl resumed>) = 0 [pid 6274] write(3, "1000", 4 [pid 6273] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 6274] <... write resumed>) = 4 [pid 5000] mkdir("./216", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 6273] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6276] chdir("./220" [pid 6275] setpgid(0, 0 [pid 6274] close(3 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6277 attached [pid 6276] <... chdir resumed>) = 0 [pid 6275] <... setpgid resumed>) = 0 [pid 6274] <... close resumed>) = 0 [pid 6273] <... mmap resumed>) = 0x20fff000 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6277 [pid 6275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6274] symlink("/dev/binderfs", "./binderfs" [pid 6273] exit_group(0 [pid 4996] close(3 [pid 6275] <... openat resumed>) = 3 [pid 6274] <... symlink resumed>) = 0 [pid 6275] write(3, "1000", 4 [pid 6273] <... exit_group resumed>) = ? [pid 4996] <... close resumed>) = 0 [pid 4996] rmdir("./200") = 0 [pid 6274] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] mkdir("./201", 0777 [pid 6275] <... write resumed>) = 4 [pid 6273] +++ exited with 0 +++ [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6275] close(3 [pid 6274] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 6276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6275] <... close resumed>) = 0 [pid 6274] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] umount2("./215", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5001] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6275] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6274] <... mmap resumed>) = 0x20fff000 [pid 5001] lstat("./215/binderfs", [pid 6276] <... prctl resumed>) = 0 [pid 6275] <... symlink resumed>) = 0 [pid 6274] exit_group(0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] unlink("./215/binderfs" [pid 6275] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... unlink resumed>) = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3) = 0 [pid 6276] setpgid(0, 0 [pid 6275] <... openat resumed>) = 3 [pid 6274] <... exit_group resumed>) = ? [pid 5001] rmdir("./215" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6278 [pid 6275] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5001] mkdir("./216", 0777 [pid 6274] +++ exited with 0 +++ [pid 5001] <... mkdir resumed>) = 0 [pid 6276] <... setpgid resumed>) = 0 [pid 6275] <... mmap resumed>) = 0x20fff000 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6279 attached [pid 6277] chdir("./216" [pid 6276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6275] exit_group(0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6279 [pid 4998] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6278 attached [pid 6276] <... openat resumed>) = 3 [pid 6275] <... exit_group resumed>) = ? [pid 6279] chdir("./216" [pid 6278] chdir("./201" [pid 6277] <... chdir resumed>) = 0 [pid 6276] write(3, "1000", 4 [pid 4998] umount2("./213", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6278] <... chdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6278] <... prctl resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6278] setpgid(0, 0 [pid 6276] <... write resumed>) = 4 [pid 6275] +++ exited with 0 +++ [pid 4998] fstat(3, [pid 6278] <... setpgid resumed>) = 0 [pid 6277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6276] close(3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6279] <... chdir resumed>) = 0 [pid 6278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6277] <... prctl resumed>) = 0 [pid 6276] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 6279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6278] <... openat resumed>) = 3 [pid 6277] setpgid(0, 0 [pid 6276] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6278] write(3, "1000", 4 [pid 6277] <... setpgid resumed>) = 0 [pid 4998] umount2("./213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./206", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6279] <... prctl resumed>) = 0 [pid 6278] <... write resumed>) = 4 [pid 6277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6276] <... symlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6278] close(3 [pid 6277] <... openat resumed>) = 3 [pid 6276] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] lstat("./213/binderfs", [pid 4997] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6278] <... close resumed>) = 0 [pid 6277] write(3, "1000", 4 [pid 6276] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6278] symlink("/dev/binderfs", "./binderfs" [pid 6277] <... write resumed>) = 4 [pid 6276] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] unlink("./213/binderfs" [pid 4997] fstat(3, [pid 6279] setpgid(0, 0 [pid 6278] <... symlink resumed>) = 0 [pid 6277] close(3 [pid 6276] <... mmap resumed>) = 0x20fff000 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6278] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6277] <... close resumed>) = 0 [pid 6276] exit_group(0 [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 6278] <... openat resumed>) = 3 [pid 6277] symlink("/dev/binderfs", "./binderfs" [pid 6276] <... exit_group resumed>) = ? [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6279] <... setpgid resumed>) = 0 [pid 6278] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6277] <... symlink resumed>) = 0 [pid 4998] close(3 [pid 4997] umount2("./206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6278] <... mmap resumed>) = 0x20fff000 [pid 6277] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6276] +++ exited with 0 +++ [pid 4998] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6278] exit_group(0 [pid 6277] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./213" [pid 4997] lstat("./206/binderfs", [pid 6278] <... exit_group resumed>) = ? [pid 6277] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6279] <... openat resumed>) = 3 [pid 6278] +++ exited with 0 +++ [pid 6277] <... mmap resumed>) = 0x20fff000 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] mkdir("./214", 0777 [pid 4997] unlink("./206/binderfs" [pid 6279] write(3, "1000", 4 [pid 6277] exit_group(0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6279] <... write resumed>) = 4 [pid 6277] <... exit_group resumed>) = ? [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6279] close(3 [pid 6277] +++ exited with 0 +++ [pid 5002] umount2("./220", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6279] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6280 [pid 4997] close(3 [pid 6279] symlink("/dev/binderfs", "./binderfs" [pid 5002] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... close resumed>) = 0 [pid 6279] <... symlink resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5000] umount2("./216", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./206" [pid 4996] umount2("./201", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6280 attached [pid 6279] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6279] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] mkdir("./207", 0777 [pid 4996] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6280] chdir("./214" [pid 6279] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] fstat(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 6280] <... chdir resumed>) = 0 [pid 6279] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6281 attached [pid 6279] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 6280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6281 [pid 4996] fstat(3, [pid 5002] lstat("./220/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6279] <... exit_group resumed>) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6280] <... prctl resumed>) = 0 [pid 5000] umount2("./216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] unlink("./220/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... unlink resumed>) = 0 [pid 5000] lstat("./216/binderfs", [pid 4996] getdents64(3, [pid 5002] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./216/binderfs" [pid 5002] close(3 [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6279] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 5002] rmdir("./220" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6280] setpgid(0, 0 [pid 4996] umount2("./201/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6281] chdir("./207" [pid 5002] <... rmdir resumed>) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] close(3 [pid 5002] mkdir("./221", 0777 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 6281] <... chdir resumed>) = 0 [pid 6280] <... setpgid resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] rmdir("./216" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... rmdir resumed>) = 0 [pid 4996] lstat("./201/binderfs", ./strace-static-x86_64: Process 6282 attached [pid 6281] <... prctl resumed>) = 0 [pid 6280] <... openat resumed>) = 3 [pid 5001] umount2("./216", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] mkdir("./217", 0777 [pid 6281] setpgid(0, 0 [pid 6280] write(3, "1000", 4 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6282 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6282] chdir("./221" [pid 6281] <... setpgid resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] unlink("./201/binderfs"./strace-static-x86_64: Process 6283 attached [pid 6282] <... chdir resumed>) = 0 [pid 6281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6280] <... write resumed>) = 4 [pid 5001] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6281] <... openat resumed>) = 3 [pid 6280] close(3 [pid 5001] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6283 [pid 4996] getdents64(3, [pid 6281] write(3, "1000", 4 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6281] <... write resumed>) = 4 [pid 5001] getdents64(3, [pid 4996] close(3 [pid 6281] close(3 [pid 6280] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 6281] <... close resumed>) = 0 [pid 5001] umount2("./216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./201" [pid 6282] <... prctl resumed>) = 0 [pid 6281] symlink("/dev/binderfs", "./binderfs" [pid 6280] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6283] chdir("./217" [pid 4996] <... rmdir resumed>) = 0 [pid 6282] setpgid(0, 0 [pid 6281] <... symlink resumed>) = 0 [pid 6280] <... symlink resumed>) = 0 [pid 5001] lstat("./216/binderfs", [pid 4996] mkdir("./202", 0777 [pid 6283] <... chdir resumed>) = 0 [pid 6282] <... setpgid resumed>) = 0 [pid 6281] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6280] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6281] <... openat resumed>) = 3 [pid 6280] <... openat resumed>) = 3 [pid 5001] unlink("./216/binderfs" [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6284 attached [pid 6283] <... prctl resumed>) = 0 [pid 6282] <... openat resumed>) = 3 [pid 6281] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6280] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... unlink resumed>) = 0 [pid 6284] chdir("./202" [pid 6283] setpgid(0, 0 [pid 6282] write(3, "1000", 4 [pid 6281] <... mmap resumed>) = 0x20fff000 [pid 6280] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6284 [pid 6284] <... chdir resumed>) = 0 [pid 6283] <... setpgid resumed>) = 0 [pid 6282] <... write resumed>) = 4 [pid 6281] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6280] exit_group(0 [pid 6281] <... exit_group resumed>) = ? [pid 5001] close(3 [pid 6284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6282] close(3 [pid 6281] +++ exited with 0 +++ [pid 6280] <... exit_group resumed>) = ? [pid 5001] <... close resumed>) = 0 [pid 5001] rmdir("./216" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6282] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5001] mkdir("./217", 0777 [pid 6284] <... prctl resumed>) = 0 [pid 6283] <... openat resumed>) = 3 [pid 6282] symlink("/dev/binderfs", "./binderfs" [pid 6280] +++ exited with 0 +++ [pid 5001] <... mkdir resumed>) = 0 [pid 4997] umount2("./207", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6283] write(3, "1000", 4 [pid 6282] <... symlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6285 attached [pid 6284] setpgid(0, 0 [pid 4997] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6285 [pid 4997] <... openat resumed>) = 3 [pid 4998] umount2("./214", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 6283] <... write resumed>) = 4 [pid 6282] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6284] <... setpgid resumed>) = 0 [pid 6283] close(3 [pid 6282] <... openat resumed>) = 3 [pid 4998] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] fstat(3, [pid 4997] umount2("./207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6283] <... close resumed>) = 0 [pid 6282] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] getdents64(3, [pid 6283] symlink("/dev/binderfs", "./binderfs" [pid 4997] lstat("./207/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6282] <... mmap resumed>) = 0x20fff000 [pid 4998] umount2("./214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./207/binderfs" [pid 6284] <... openat resumed>) = 3 [pid 6283] <... symlink resumed>) = 0 [pid 6282] exit_group(0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 6283] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] lstat("./214/binderfs", [pid 4997] getdents64(3, [pid 6284] write(3, "1000", 4 [pid 6283] <... openat resumed>) = 3 [pid 6282] <... exit_group resumed>) = ? [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6285] chdir("./217" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6283] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] unlink("./214/binderfs" [pid 4997] close(3 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6282] +++ exited with 0 +++ [pid 4998] getdents64(3, [pid 4997] rmdir("./207" [pid 6284] <... write resumed>) = 4 [pid 6283] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6284] close(3 [pid 6283] exit_group(0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] close(3 [pid 4997] mkdir("./208", 0777 [pid 6285] <... chdir resumed>) = 0 [pid 6284] <... close resumed>) = 0 [pid 6283] <... exit_group resumed>) = ? [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4998] rmdir("./214" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6286 attached [pid 6285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6284] symlink("/dev/binderfs", "./binderfs" [pid 6283] +++ exited with 0 +++ [pid 4998] <... rmdir resumed>) = 0 [pid 6286] chdir("./208" [pid 5002] umount2("./221", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] mkdir("./215", 0777 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6286 [pid 6286] <... chdir resumed>) = 0 [pid 6285] <... prctl resumed>) = 0 [pid 6284] <... symlink resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... mkdir resumed>) = 0 [pid 6286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6284] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6287 attached [pid 6286] <... prctl resumed>) = 0 [pid 6285] setpgid(0, 0 [pid 6284] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5000] umount2("./217", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6286] setpgid(0, 0 [pid 5002] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6287 [pid 6286] <... setpgid resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6287] chdir("./215" [pid 6286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6285] <... setpgid resumed>) = 0 [pid 6284] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 6286] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] fstat(3, [pid 6285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6286] write(3, "1000", 4 [pid 5002] umount2("./221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6286] <... write resumed>) = 4 [pid 6285] <... openat resumed>) = 3 [pid 6284] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 6287] <... chdir resumed>) = 0 [pid 6286] close(3 [pid 6285] write(3, "1000", 4 [pid 6284] exit_group(0 [pid 5002] lstat("./221/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6286] <... close resumed>) = 0 [pid 6285] <... write resumed>) = 4 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6284] <... exit_group resumed>) = ? [pid 5000] umount2("./217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6286] symlink("/dev/binderfs", "./binderfs" [pid 5002] unlink("./221/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6286] <... symlink resumed>) = 0 [pid 6285] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] lstat("./217/binderfs", [pid 6286] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6287] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6286] <... openat resumed>) = 3 [pid 6285] <... close resumed>) = 0 [pid 6284] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./217/binderfs" [pid 6287] <... prctl resumed>) = 0 [pid 6286] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6285] symlink("/dev/binderfs", "./binderfs" [pid 5002] close(3 [pid 5000] <... unlink resumed>) = 0 [pid 6287] setpgid(0, 0 [pid 6286] <... mmap resumed>) = 0x20fff000 [pid 6285] <... symlink resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6286] exit_group(0 [pid 6285] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] rmdir("./221" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./202", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6287] <... setpgid resumed>) = 0 [pid 6286] <... exit_group resumed>) = ? [pid 6285] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6286] +++ exited with 0 +++ [pid 6285] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] mkdir("./222", 0777 [pid 5000] <... close resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... mkdir resumed>) = 0 [pid 5000] rmdir("./217" [pid 4996] <... openat resumed>) = 3 [pid 6287] <... openat resumed>) = 3 [pid 6285] <... mmap resumed>) = 0x20fff000 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... rmdir resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, ./strace-static-x86_64: Process 6288 attached [pid 6287] write(3, "1000", 4 [pid 6285] exit_group(0 [pid 5000] mkdir("./218", 0777 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6287] <... write resumed>) = 4 [pid 6285] <... exit_group resumed>) = ? [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6288 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6285] +++ exited with 0 +++ [pid 4996] umount2("./202/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6287] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6289 [pid 6288] chdir("./222" [pid 4997] umount2("./208", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6287] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./202/binderfs", [pid 4997] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] unlink("./202/binderfs" [pid 6288] <... chdir resumed>) = 0 [pid 6287] symlink("/dev/binderfs", "./binderfs" [pid 4997] fstat(3, [pid 4996] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./217", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] close(3 [pid 6287] <... symlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 6287] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] rmdir("./202" [pid 6288] <... prctl resumed>) = 0 [pid 6287] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 4997] lstat("./208/binderfs", [pid 4996] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6289 attached [pid 5001] fstat(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./203", 0777 [pid 6289] chdir("./218" [pid 6288] setpgid(0, 0 [pid 6287] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] unlink("./208/binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 6289] <... chdir resumed>) = 0 [pid 6287] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6290 attached [pid 6289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6288] <... setpgid resumed>) = 0 [pid 6287] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] getdents64(3, [pid 6289] <... prctl resumed>) = 0 [pid 5001] umount2("./217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6290 [pid 6289] setpgid(0, 0 [pid 6287] <... exit_group resumed>) = ? [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 6289] <... setpgid resumed>) = 0 [pid 5001] lstat("./217/binderfs", [pid 4997] <... close resumed>) = 0 [pid 6289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6287] +++ exited with 0 +++ [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] rmdir("./208" [pid 6290] chdir("./203" [pid 6289] <... openat resumed>) = 3 [pid 6288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] unlink("./217/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 6289] write(3, "1000", 4 [pid 5001] <... unlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./209", 0777 [pid 6289] <... write resumed>) = 4 [pid 5001] getdents64(3, [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... mkdir resumed>) = 0 [pid 6289] close(3 [pid 6288] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6291 attached [pid 6290] <... chdir resumed>) = 0 [pid 6289] <... close resumed>) = 0 [pid 6288] write(3, "1000", 4 [pid 5001] close(3 [pid 6289] symlink("/dev/binderfs", "./binderfs" [pid 6288] <... write resumed>) = 4 [pid 5001] <... close resumed>) = 0 [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6291 [pid 6289] <... symlink resumed>) = 0 [pid 5001] rmdir("./217" [pid 4998] umount2("./215", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6291] chdir("./209" [pid 6290] <... prctl resumed>) = 0 [pid 6289] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6288] close(3 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6291] <... chdir resumed>) = 0 [pid 6290] setpgid(0, 0 [pid 6289] <... openat resumed>) = 3 [pid 6288] <... close resumed>) = 0 [pid 5001] mkdir("./218", 0777 [pid 4998] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] <... setpgid resumed>) = 0 [pid 6289] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6288] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6291] <... prctl resumed>) = 0 [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6289] <... mmap resumed>) = 0x20fff000 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] fstat(3, ./strace-static-x86_64: Process 6292 attached [pid 6291] setpgid(0, 0 [pid 6290] <... openat resumed>) = 3 [pid 6289] exit_group(0 [pid 6288] <... symlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6289] <... exit_group resumed>) = ? [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6292 [pid 4998] getdents64(3, [pid 6292] chdir("./218" [pid 6291] <... setpgid resumed>) = 0 [pid 6290] write(3, "1000", 4 [pid 6289] +++ exited with 0 +++ [pid 6288] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6290] <... write resumed>) = 4 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6290] close(3 [pid 6288] <... openat resumed>) = 3 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] lstat("./215/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6290] <... close resumed>) = 0 [pid 6288] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] unlink("./215/binderfs" [pid 6291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6290] symlink("/dev/binderfs", "./binderfs" [pid 5000] umount2("./218", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... unlink resumed>) = 0 [pid 6288] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 5000] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] close(3 [pid 5000] fstat(3, [pid 4998] <... close resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] rmdir("./215" [pid 5000] getdents64(3, [pid 4998] <... rmdir resumed>) = 0 [pid 6290] <... symlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] mkdir("./216", 0777 [pid 6292] <... chdir resumed>) = 0 [pid 6291] <... openat resumed>) = 3 [pid 6290] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6288] exit_group(0 [pid 5000] umount2("./218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... mkdir resumed>) = 0 [pid 6291] write(3, "1000", 4 [pid 6290] <... openat resumed>) = 3 [pid 6288] <... exit_group resumed>) = ? [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] lstat("./218/binderfs", [pid 6288] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6293 [pid 6291] <... write resumed>) = 4 [pid 6290] <... mmap resumed>) = 0x20fff000 [pid 5000] unlink("./218/binderfs" [pid 6292] <... prctl resumed>) = 0 [pid 6291] close(3 [pid 6290] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... unlink resumed>) = 0 [pid 6291] <... close resumed>) = 0 [pid 6290] <... exit_group resumed>) = ? [pid 5002] umount2("./222", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 6292] setpgid(0, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5000] rmdir("./218" [pid 6290] +++ exited with 0 +++ [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6291] symlink("/dev/binderfs", "./binderfs" [pid 5002] getdents64(3, [pid 5000] mkdir("./219", 0777 [pid 6292] <... setpgid resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6291] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6291] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6294 attached ./strace-static-x86_64: Process 6293 attached [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6291] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6294] chdir("./219" [pid 6293] chdir("./216" [pid 6292] <... openat resumed>) = 3 [pid 6291] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] lstat("./222/binderfs", [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6294 [pid 6294] <... chdir resumed>) = 0 [pid 6293] <... chdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./203", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6291] <... mmap resumed>) = 0x20fff000 [pid 5002] unlink("./222/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6294] <... prctl resumed>) = 0 [pid 6293] <... prctl resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6294] setpgid(0, 0 [pid 6293] setpgid(0, 0 [pid 5002] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 6294] <... setpgid resumed>) = 0 [pid 6293] <... setpgid resumed>) = 0 [pid 6292] write(3, "1000", 4 [pid 6291] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] fstat(3, [pid 6294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6292] <... write resumed>) = 4 [pid 6291] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6294] <... openat resumed>) = 3 [pid 6293] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 6294] write(3, "1000", 4 [pid 6293] write(3, "1000", 4 [pid 6292] close(3 [pid 6291] +++ exited with 0 +++ [pid 5002] rmdir("./222" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6294] <... write resumed>) = 4 [pid 6293] <... write resumed>) = 4 [pid 6292] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] umount2("./203/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6294] close(3 [pid 6293] close(3 [pid 5002] mkdir("./223", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6294] <... close resumed>) = 0 [pid 6293] <... close resumed>) = 0 [pid 6292] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4997] umount2("./209", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./203/binderfs", [pid 6294] symlink("/dev/binderfs", "./binderfs" [pid 6293] symlink("/dev/binderfs", "./binderfs" [pid 6292] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6294] <... symlink resumed>) = 0 [pid 6293] <... symlink resumed>) = 0 [pid 6292] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6295 attached [pid 6294] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6293] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6292] <... openat resumed>) = 3 [pid 4997] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] unlink("./203/binderfs" [pid 6295] chdir("./223" [pid 6294] <... openat resumed>) = 3 [pid 6293] <... openat resumed>) = 3 [pid 6292] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6295 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 6295] <... chdir resumed>) = 0 [pid 6294] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6293] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] fstat(3, [pid 4996] getdents64(3, [pid 6295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6294] <... mmap resumed>) = 0x20fff000 [pid 6293] <... mmap resumed>) = 0x20fff000 [pid 6292] <... mmap resumed>) = 0x20fff000 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6295] <... prctl resumed>) = 0 [pid 6294] exit_group(0 [pid 6293] exit_group(0 [pid 6292] exit_group(0 [pid 4997] getdents64(3, [pid 4996] close(3 [pid 6295] setpgid(0, 0 [pid 6294] <... exit_group resumed>) = ? [pid 6293] <... exit_group resumed>) = ? [pid 6292] <... exit_group resumed>) = ? [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 6295] <... setpgid resumed>) = 0 [pid 6294] +++ exited with 0 +++ [pid 6293] +++ exited with 0 +++ [pid 4997] umount2("./209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./203" [pid 6295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6292] +++ exited with 0 +++ [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 6295] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./209/binderfs", [pid 4996] mkdir("./204", 0777 [pid 6295] write(3, "1000", 4 [pid 5000] umount2("./219", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./216", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6295] <... write resumed>) = 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./209/binderfs" [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6296 attached [pid 6295] close(3 [pid 5000] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... unlink resumed>) = 0 [pid 6295] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6296 [pid 6295] symlink("/dev/binderfs", "./binderfs" [pid 5001] umount2("./218", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4998] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6295] <... symlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] close(3 [pid 6295] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 6296] chdir("./204" [pid 6295] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./209" [pid 6296] <... chdir resumed>) = 0 [pid 6295] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 5000] umount2("./219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... rmdir resumed>) = 0 [pid 6296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6295] <... mmap resumed>) = 0x20fff000 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] mkdir("./210", 0777 [pid 6296] <... prctl resumed>) = 0 [pid 6295] exit_group(0 [pid 5001] getdents64(3, [pid 5000] lstat("./219/binderfs", [pid 4998] lstat("./216/binderfs", [pid 4997] <... mkdir resumed>) = 0 [pid 6295] <... exit_group resumed>) = ? [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6297 attached [pid 6296] setpgid(0, 0 [pid 6295] +++ exited with 0 +++ [pid 5001] umount2("./218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] unlink("./219/binderfs" [pid 4998] unlink("./216/binderfs" [pid 6296] <... setpgid resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6297 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./218/binderfs", [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 5002] umount2("./223", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./218/binderfs" [pid 5000] close(3 [pid 4998] close(3 [pid 5002] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5000] rmdir("./219" [pid 4998] rmdir("./216" [pid 6296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] fstat(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6297] chdir("./210" [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6296] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] close(3 [pid 5000] mkdir("./220", 0777 [pid 4998] mkdir("./217", 0777 [pid 6297] <... chdir resumed>) = 0 [pid 6296] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 5001] <... close resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6296] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] rmdir("./218" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6298 attached ./strace-static-x86_64: Process 6299 attached [pid 6297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6296] close(3 [pid 5002] umount2("./223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... rmdir resumed>) = 0 [pid 6299] chdir("./217" [pid 6297] <... prctl resumed>) = 0 [pid 6296] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] mkdir("./219", 0777 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6298 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6299 [pid 6299] <... chdir resumed>) = 0 [pid 6297] setpgid(0, 0 [pid 6296] symlink("/dev/binderfs", "./binderfs" [pid 5002] lstat("./223/binderfs", [pid 5001] <... mkdir resumed>) = 0 [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6297] <... setpgid resumed>) = 0 [pid 6296] <... symlink resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6300 attached [pid 6299] <... prctl resumed>) = 0 [pid 6298] chdir("./220" [pid 6297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6296] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] unlink("./223/binderfs" [pid 6299] setpgid(0, 0 [pid 6297] <... openat resumed>) = 3 [pid 6296] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6300 [pid 6299] <... setpgid resumed>) = 0 [pid 6297] write(3, "1000", 4 [pid 6296] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6297] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6299] <... openat resumed>) = 3 [pid 6297] close(3 [pid 6296] <... mmap resumed>) = 0x20fff000 [pid 5002] close(3 [pid 6299] write(3, "1000", 4 [pid 6297] <... close resumed>) = 0 [pid 6296] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 6299] <... write resumed>) = 4 [pid 6298] <... chdir resumed>) = 0 [pid 6297] symlink("/dev/binderfs", "./binderfs" [pid 6296] <... exit_group resumed>) = ? [pid 5002] rmdir("./223" [pid 6299] close(3 [pid 6297] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 6299] <... close resumed>) = 0 [pid 5002] mkdir("./224", 0777 [pid 6299] symlink("/dev/binderfs", "./binderfs" [pid 6297] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6296] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 6300] chdir("./219" [pid 6299] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6301 attached [pid 6300] <... chdir resumed>) = 0 [pid 6299] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6298] <... prctl resumed>) = 0 [pid 6297] <... openat resumed>) = 3 [pid 6299] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6301 [pid 6300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6299] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6298] setpgid(0, 0 [pid 6297] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6301] chdir("./224" [pid 6300] <... prctl resumed>) = 0 [pid 6299] <... mmap resumed>) = 0x20fff000 [pid 6299] exit_group(0 [pid 6298] <... setpgid resumed>) = 0 [pid 6299] <... exit_group resumed>) = ? [pid 6300] setpgid(0, 0 [pid 6299] +++ exited with 0 +++ [pid 6301] <... chdir resumed>) = 0 [pid 6298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6297] <... mmap resumed>) = 0x20fff000 [pid 4996] umount2("./204", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6298] <... openat resumed>) = 3 [pid 6297] exit_group(0 [pid 4996] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6300] <... setpgid resumed>) = 0 [pid 6298] write(3, "1000", 4 [pid 6297] <... exit_group resumed>) = ? [pid 4996] <... openat resumed>) = 3 [pid 4998] umount2("./217", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6298] <... write resumed>) = 4 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6298] close(3 [pid 4998] fstat(3, [pid 4996] umount2("./204/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6298] <... close resumed>) = 0 [pid 6297] +++ exited with 0 +++ [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6301] <... prctl resumed>) = 0 [pid 6300] <... openat resumed>) = 3 [pid 6298] symlink("/dev/binderfs", "./binderfs" [pid 4998] getdents64(3, [pid 4996] lstat("./204/binderfs", [pid 6300] write(3, "1000", 4 [pid 6298] <... symlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6301] setpgid(0, 0 [pid 6300] <... write resumed>) = 4 [pid 6298] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] umount2("./217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./210", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./204/binderfs" [pid 6301] <... setpgid resumed>) = 0 [pid 6300] close(3 [pid 6298] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 6301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6300] <... close resumed>) = 0 [pid 6298] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] lstat("./217/binderfs", [pid 4997] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 6301] <... openat resumed>) = 3 [pid 6300] symlink("/dev/binderfs", "./binderfs" [pid 6298] <... mmap resumed>) = 0x20fff000 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6301] write(3, "1000", 4 [pid 6300] <... symlink resumed>) = 0 [pid 4998] unlink("./217/binderfs" [pid 4997] fstat(3, [pid 4996] close(3 [pid 6301] <... write resumed>) = 4 [pid 6300] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6298] exit_group(0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 6301] close(3 [pid 6298] <... exit_group resumed>) = ? [pid 4998] getdents64(3, [pid 6300] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 4996] rmdir("./204" [pid 6301] <... close resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... rmdir resumed>) = 0 [pid 6301] symlink("/dev/binderfs", "./binderfs" [pid 6300] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6298] +++ exited with 0 +++ [pid 4998] close(3 [pid 4997] umount2("./210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./205", 0777 [pid 6301] <... symlink resumed>) = 0 [pid 6300] <... mmap resumed>) = 0x20fff000 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6301] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6300] exit_group(0 [pid 4998] rmdir("./217" [pid 4997] lstat("./210/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6301] <... openat resumed>) = 3 [pid 6300] <... exit_group resumed>) = ? [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6302 attached [pid 6301] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] mkdir("./218", 0777 [pid 4997] unlink("./210/binderfs" [pid 6302] chdir("./205" [pid 6301] <... mmap resumed>) = 0x20fff000 [pid 6300] +++ exited with 0 +++ [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6302 [pid 6302] <... chdir resumed>) = 0 [pid 6301] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6303 attached [pid 6302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6301] <... exit_group resumed>) = ? [pid 5000] umount2("./220", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6302] <... prctl resumed>) = 0 [pid 6301] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6303 [pid 4997] close(3 [pid 6302] setpgid(0, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 6302] <... setpgid resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4997] rmdir("./210" [pid 6303] chdir("./218" [pid 6302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] fstat(3, [pid 4997] <... rmdir resumed>) = 0 [pid 6303] <... chdir resumed>) = 0 [pid 6302] <... openat resumed>) = 3 [pid 5002] umount2("./224", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] mkdir("./211", 0777 [pid 6303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6302] write(3, "1000", 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./219", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 6302] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6304 attached [pid 6303] <... prctl resumed>) = 0 [pid 6302] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6302] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6304 [pid 6302] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] lstat("./220/binderfs", [pid 6303] setpgid(0, 0 [pid 6302] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6304] chdir("./211" [pid 6303] <... setpgid resumed>) = 0 [pid 6302] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] fstat(3, [pid 5000] unlink("./220/binderfs" [pid 6304] <... chdir resumed>) = 0 [pid 6303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6302] <... openat resumed>) = 3 [pid 5002] umount2("./224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6302] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 6304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6303] <... openat resumed>) = 3 [pid 6302] <... mmap resumed>) = 0x20fff000 [pid 5002] lstat("./224/binderfs", [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6302] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] close(3 [pid 6303] write(3, "1000", 4 [pid 6304] <... prctl resumed>) = 0 [pid 6302] <... exit_group resumed>) = ? [pid 5002] unlink("./224/binderfs" [pid 5001] umount2("./219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 6304] setpgid(0, 0 [pid 6303] <... write resumed>) = 4 [pid 6302] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./220" [pid 6304] <... setpgid resumed>) = 0 [pid 6303] close(3 [pid 5002] getdents64(3, [pid 5001] lstat("./219/binderfs", [pid 5000] <... rmdir resumed>) = 0 [pid 6303] <... close resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] mkdir("./221", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6303] symlink("/dev/binderfs", "./binderfs" [pid 5002] close(3 [pid 5001] unlink("./219/binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 4996] umount2("./205", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... close resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6305 attached [pid 6304] <... openat resumed>) = 3 [pid 6303] <... symlink resumed>) = 0 [pid 5002] rmdir("./224" [pid 5001] getdents64(3, [pid 4996] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6303] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6305 [pid 4996] <... openat resumed>) = 3 [pid 6303] <... openat resumed>) = 3 [pid 5002] mkdir("./225", 0777 [pid 5001] close(3 [pid 6304] write(3, "1000", 4 [pid 4996] fstat(3, [pid 6303] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6306 attached [pid 6305] chdir("./221" [pid 6304] <... write resumed>) = 4 [pid 6303] <... mmap resumed>) = 0x20fff000 [pid 5001] rmdir("./219" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6306 [pid 4996] umount2("./205/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6304] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6303] exit_group(0 [pid 4996] lstat("./205/binderfs", [pid 6304] <... close resumed>) = 0 [pid 6303] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6305] <... chdir resumed>) = 0 [pid 6304] symlink("/dev/binderfs", "./binderfs" [pid 4996] unlink("./205/binderfs") = 0 [pid 4996] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3) = 0 [pid 6304] <... symlink resumed>) = 0 [pid 6303] +++ exited with 0 +++ [pid 5001] mkdir("./220", 0777 [pid 4996] rmdir("./205" [pid 6304] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./206", 0777 [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6304] <... openat resumed>) = 3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... mkdir resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6305] <... prctl resumed>) = 0 [pid 6306] chdir("./225" [pid 6304] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6305] setpgid(0, 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6308 [pid 6305] <... setpgid resumed>) = 0 [pid 6304] <... mmap resumed>) = 0x20fff000 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6307 [pid 4998] umount2("./218", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6304] exit_group(0 [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6304] <... exit_group resumed>) = ? [pid 4998] <... openat resumed>) = 3 [pid 4998] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./218/binderfs" [pid 6304] +++ exited with 0 +++ [pid 4998] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6307 attached [pid 6305] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6306] <... chdir resumed>) = 0 [pid 6307] chdir("./220" [pid 6306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6305] write(3, "1000", 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6307] <... chdir resumed>) = 0 [pid 4998] close(3 [pid 4997] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6308 attached [pid 6307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6305] <... write resumed>) = 4 [pid 4998] <... close resumed>) = 0 [pid 6308] chdir("./206" [pid 6307] <... prctl resumed>) = 0 [pid 6306] <... prctl resumed>) = 0 [pid 6305] close(3 [pid 4998] rmdir("./218" [pid 6308] <... chdir resumed>) = 0 [pid 6307] setpgid(0, 0 [pid 6306] setpgid(0, 0 [pid 6305] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] umount2("./211", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6307] <... setpgid resumed>) = 0 [pid 6305] symlink("/dev/binderfs", "./binderfs" [pid 4998] mkdir("./219", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6308] <... prctl resumed>) = 0 [pid 6307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6306] <... setpgid resumed>) = 0 [pid 6305] <... symlink resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6308] setpgid(0, 0 [pid 6307] <... openat resumed>) = 3 [pid 6306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 [pid 6308] <... setpgid resumed>) = 0 [pid 6307] write(3, "1000", 4 [pid 6306] <... openat resumed>) = 3 [pid 6305] <... openat resumed>) = 3 [pid 4997] fstat(3, ./strace-static-x86_64: Process 6309 attached [pid 6308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6307] <... write resumed>) = 4 [pid 6306] write(3, "1000", 4 [pid 6305] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6309 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6308] <... openat resumed>) = 3 [pid 6307] close(3 [pid 4997] getdents64(3, [pid 6308] write(3, "1000", 4 [pid 6307] <... close resumed>) = 0 [pid 6306] <... write resumed>) = 4 [pid 6305] <... mmap resumed>) = 0x20fff000 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6308] <... write resumed>) = 4 [pid 6307] symlink("/dev/binderfs", "./binderfs" [pid 6306] close(3 [pid 6305] exit_group(0 [pid 4997] umount2("./211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6308] close(3 [pid 6307] <... symlink resumed>) = 0 [pid 6306] <... close resumed>) = 0 [pid 6305] <... exit_group resumed>) = ? [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6308] <... close resumed>) = 0 [pid 6307] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] lstat("./211/binderfs", [pid 6308] symlink("/dev/binderfs", "./binderfs" [pid 6307] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6308] <... symlink resumed>) = 0 [pid 6307] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6306] symlink("/dev/binderfs", "./binderfs" [pid 6305] +++ exited with 0 +++ [pid 4997] unlink("./211/binderfs" [pid 6309] chdir("./219" [pid 6308] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6307] <... mmap resumed>) = 0x20fff000 [pid 6306] <... symlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6309] <... chdir resumed>) = 0 [pid 6308] <... openat resumed>) = 3 [pid 6307] exit_group(0 [pid 6306] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 6308] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6307] <... exit_group resumed>) = ? [pid 6306] <... openat resumed>) = 3 [pid 5000] umount2("./221", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6308] <... mmap resumed>) = 0x20fff000 [pid 6307] +++ exited with 0 +++ [pid 6306] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 6308] exit_group(0 [pid 5000] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 6308] <... exit_group resumed>) = ? [pid 6306] <... mmap resumed>) = 0x20fff000 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... openat resumed>) = 3 [pid 4997] rmdir("./211" [pid 6309] <... prctl resumed>) = 0 [pid 6308] +++ exited with 0 +++ [pid 6306] exit_group(0 [pid 5000] fstat(3, [pid 4997] <... rmdir resumed>) = 0 [pid 6306] <... exit_group resumed>) = ? [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] mkdir("./212", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] umount2("./220", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6306] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6310 attached [pid 6309] setpgid(0, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] umount2("./221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./206", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6309] <... setpgid resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6310 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 5000] lstat("./221/binderfs", [pid 4996] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./225", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 5000] unlink("./221/binderfs" [pid 4996] fstat(3, [pid 6309] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6309] write(3, "1000", 4 [pid 5002] <... openat resumed>) = 3 [pid 5001] umount2("./220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 4996] getdents64(3, [pid 6309] <... write resumed>) = 4 [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6309] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] lstat("./220/binderfs", [pid 5000] close(3 [pid 4996] umount2("./206/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6309] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6309] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] unlink("./220/binderfs" [pid 5000] rmdir("./221" [pid 4996] lstat("./206/binderfs", [pid 6309] <... symlink resumed>) = 0 [pid 5002] umount2("./225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] mkdir("./222", 0777 [pid 4996] unlink("./206/binderfs" [pid 6310] chdir("./212" [pid 6309] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] lstat("./225/binderfs", [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6309] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6311 attached [pid 6310] <... chdir resumed>) = 0 [pid 6309] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./225/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6311 [pid 4996] close(3 [pid 5002] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 6309] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 4996] rmdir("./206" [pid 5002] close(3 [pid 5001] <... close resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6309] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 5001] rmdir("./220" [pid 4996] mkdir("./207", 0777 [pid 5002] rmdir("./225" [pid 4996] <... mkdir resumed>) = 0 [pid 6311] chdir("./222" [pid 6310] <... prctl resumed>) = 0 [pid 6309] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] mkdir("./226", 0777 [pid 5001] mkdir("./221", 0777 [pid 6311] <... chdir resumed>) = 0 [pid 6310] setpgid(0, 0 [pid 6309] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6312 [pid 6311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6310] <... setpgid resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6313 attached [pid 6311] <... prctl resumed>) = 0 [pid 6310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6313 [pid 4998] umount2("./219", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6310] <... openat resumed>) = 3 [pid 4998] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] fstat(3, [pid 6310] write(3, "1000", 4 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6310] <... write resumed>) = 4 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6314 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6311] setpgid(0, 0 [pid 4998] lstat("./219/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./219/binderfs" [pid 6311] <... setpgid resumed>) = 0 [pid 6310] close(3 [pid 4998] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6312 attached [pid 6310] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 6312] chdir("./207" [pid 6310] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6312] <... chdir resumed>) = 0 [pid 6311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6310] <... symlink resumed>) = 0 [pid 4998] close(3./strace-static-x86_64: Process 6314 attached [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6310] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... close resumed>) = 0 [pid 6314] chdir("./221" [pid 6312] <... prctl resumed>) = 0 [pid 6310] <... openat resumed>) = 3 [pid 4998] rmdir("./219" [pid 6314] <... chdir resumed>) = 0 [pid 6313] chdir("./226" [pid 6312] setpgid(0, 0 [pid 6311] <... openat resumed>) = 3 [pid 6310] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6312] <... setpgid resumed>) = 0 [pid 4998] mkdir("./220", 0777 [pid 6314] <... prctl resumed>) = 0 [pid 6313] <... chdir resumed>) = 0 [pid 6312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6311] write(3, "1000", 4 [pid 6310] <... mmap resumed>) = 0x20fff000 [pid 4998] <... mkdir resumed>) = 0 [pid 6314] setpgid(0, 0 [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6312] <... openat resumed>) = 3 [pid 6311] <... write resumed>) = 4 [pid 6310] exit_group(0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6315 attached [pid 6314] <... setpgid resumed>) = 0 [pid 6313] <... prctl resumed>) = 0 [pid 6312] write(3, "1000", 4 [pid 6311] close(3 [pid 6310] <... exit_group resumed>) = ? [pid 6314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6312] <... write resumed>) = 4 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6315 [pid 6314] <... openat resumed>) = 3 [pid 6312] close(3 [pid 6311] <... close resumed>) = 0 [pid 6314] write(3, "1000", 4 [pid 6312] <... close resumed>) = 0 [pid 6314] <... write resumed>) = 4 [pid 6312] symlink("/dev/binderfs", "./binderfs" [pid 6311] symlink("/dev/binderfs", "./binderfs" [pid 6315] chdir("./220" [pid 6314] close(3 [pid 6313] setpgid(0, 0 [pid 6312] <... symlink resumed>) = 0 [pid 6310] +++ exited with 0 +++ [pid 6315] <... chdir resumed>) = 0 [pid 6314] <... close resumed>) = 0 [pid 6313] <... setpgid resumed>) = 0 [pid 6312] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6311] <... symlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6314] symlink("/dev/binderfs", "./binderfs" [pid 6312] <... openat resumed>) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6314] <... symlink resumed>) = 0 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6312] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6311] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... restart_syscall resumed>) = 0 [pid 6315] <... prctl resumed>) = 0 [pid 6314] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6313] <... openat resumed>) = 3 [pid 6312] <... mmap resumed>) = 0x20fff000 [pid 6311] <... openat resumed>) = 3 [pid 6314] <... openat resumed>) = 3 [pid 6313] write(3, "1000", 4 [pid 6312] exit_group(0 [pid 6311] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6315] setpgid(0, 0 [pid 6314] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6312] <... exit_group resumed>) = ? [pid 4997] umount2("./212", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6315] <... setpgid resumed>) = 0 [pid 6314] <... mmap resumed>) = 0x20fff000 [pid 6313] <... write resumed>) = 4 [pid 6312] +++ exited with 0 +++ [pid 6311] <... mmap resumed>) = 0x20fff000 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6314] exit_group(0 [pid 6313] close(3 [pid 6311] exit_group(0 [pid 4997] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6314] <... exit_group resumed>) = ? [pid 6313] <... close resumed>) = 0 [pid 6311] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6314] +++ exited with 0 +++ [pid 6313] symlink("/dev/binderfs", "./binderfs" [pid 4997] fstat(3, [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 4997] getdents64(3, [pid 6311] +++ exited with 0 +++ [pid 6313] <... symlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6313] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./207", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6313] <... openat resumed>) = 3 [pid 5001] umount2("./221", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] lstat("./212/binderfs", [pid 4996] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6313] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6315] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] unlink("./212/binderfs" [pid 4996] fstat(3, [pid 6313] <... mmap resumed>) = 0x20fff000 [pid 5001] <... openat resumed>) = 3 [pid 5000] umount2("./222", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6315] write(3, "1000", 4 [pid 6313] exit_group(0 [pid 5001] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 4996] getdents64(3, [pid 6313] <... exit_group resumed>) = ? [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 4997] close(3 [pid 4996] umount2("./207/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] fstat(3, [pid 4997] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6313] +++ exited with 0 +++ [pid 5001] umount2("./221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] rmdir("./212" [pid 4996] lstat("./207/binderfs", [pid 6315] <... write resumed>) = 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6315] close(3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./221/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] mkdir("./213", 0777 [pid 4996] unlink("./207/binderfs" [pid 6315] <... close resumed>) = 0 [pid 5002] umount2("./226", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6315] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./221/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, [pid 6315] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... unlink resumed>) = 0 [pid 5000] lstat("./222/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6316 attached [pid 6315] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6316 [pid 4996] close(3 [pid 6315] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./222/binderfs" [pid 4996] <... close resumed>) = 0 [pid 6315] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] close(3 [pid 5000] <... unlink resumed>) = 0 [pid 4996] rmdir("./207" [pid 6315] <... mmap resumed>) = 0x20fff000 [pid 5002] getdents64(3, [pid 5001] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 6315] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] rmdir("./221" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] mkdir("./208", 0777 [pid 6315] <... exit_group resumed>) = ? [pid 5002] umount2("./226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 6316] chdir("./213" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6317 attached [pid 6316] <... chdir resumed>) = 0 [pid 6315] +++ exited with 0 +++ [pid 5002] lstat("./226/binderfs", [pid 5001] mkdir("./222", 0777 [pid 5000] rmdir("./222" [pid 6316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6317 [pid 6316] <... prctl resumed>) = 0 [pid 5002] unlink("./226/binderfs" [pid 5001] <... mkdir resumed>) = 0 [pid 5000] mkdir("./223", 0777 [pid 6317] chdir("./208" [pid 6316] setpgid(0, 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... mkdir resumed>) = 0 [pid 6316] <... setpgid resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6317] <... chdir resumed>) = 0 [pid 6316] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6318 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6319 ./strace-static-x86_64: Process 6318 attached [pid 6317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6316] write(3, "1000", 4 [pid 5002] <... close resumed>) = 0 [pid 6316] <... write resumed>) = 4 [pid 5002] rmdir("./226" [pid 4998] umount2("./220", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6318] chdir("./222" [pid 6317] <... prctl resumed>) = 0 [pid 6316] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6316] <... close resumed>) = 0 [pid 5002] mkdir("./227", 0777 [pid 4998] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6318] <... chdir resumed>) = 0 [pid 6317] setpgid(0, 0 [pid 6316] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6317] <... setpgid resumed>) = 0 [pid 6316] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] fstat(3, ./strace-static-x86_64: Process 6320 attached [pid 6318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6316] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6317] <... openat resumed>) = 3 [pid 6316] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6320 [pid 4998] getdents64(3, [pid 6318] <... prctl resumed>) = 0 [pid 6317] write(3, "1000", 4 [pid 6316] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6320] chdir("./227" [pid 6318] setpgid(0, 0 [pid 6317] <... write resumed>) = 4 [pid 6316] <... mmap resumed>) = 0x20fff000 [pid 4998] umount2("./220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6317] close(3 [pid 6316] exit_group(0 [pid 6318] <... setpgid resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6319 attached [pid 6320] <... chdir resumed>) = 0 [pid 6316] <... exit_group resumed>) = ? [pid 4998] lstat("./220/binderfs", [pid 6320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6319] chdir("./223" [pid 6317] <... close resumed>) = 0 [pid 6316] +++ exited with 0 +++ [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6319] <... chdir resumed>) = 0 [pid 6317] symlink("/dev/binderfs", "./binderfs" [pid 4998] unlink("./220/binderfs" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6317] <... symlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6319] <... prctl resumed>) = 0 [pid 6317] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 4997] <... restart_syscall resumed>) = 0 [pid 6319] setpgid(0, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6319] <... setpgid resumed>) = 0 [pid 6317] <... openat resumed>) = 3 [pid 4998] close(3 [pid 6318] <... openat resumed>) = 3 [pid 6319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6317] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... close resumed>) = 0 [pid 4997] umount2("./213", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6319] <... openat resumed>) = 3 [pid 4998] rmdir("./220" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6320] <... prctl resumed>) = 0 [pid 6318] write(3, "1000", 4 [pid 6319] write(3, "1000", 4 [pid 6317] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6320] setpgid(0, 0 [pid 6318] <... write resumed>) = 4 [pid 6319] <... write resumed>) = 4 [pid 6317] exit_group(0 [pid 4998] mkdir("./221", 0777 [pid 4997] <... openat resumed>) = 3 [pid 6320] <... setpgid resumed>) = 0 [pid 6318] close(3 [pid 6319] close(3 [pid 6317] <... exit_group resumed>) = ? [pid 4998] <... mkdir resumed>) = 0 [pid 4997] fstat(3, [pid 6319] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6318] <... close resumed>) = 0 [pid 6319] symlink("/dev/binderfs", "./binderfs" [pid 6317] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 6318] symlink("/dev/binderfs", "./binderfs" [pid 6319] <... symlink resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6321 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6318] <... symlink resumed>) = 0 [pid 6319] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] umount2("./213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6318] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6319] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... restart_syscall resumed>) = 0 [pid 6318] <... openat resumed>) = 3 [pid 6319] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] lstat("./213/binderfs", [pid 6320] <... openat resumed>) = 3 [pid 6318] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6319] <... mmap resumed>) = 0x20fff000 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6320] write(3, "1000", 4 [pid 6319] exit_group(0 [pid 4997] unlink("./213/binderfs" [pid 4996] umount2("./208", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6320] <... write resumed>) = 4 [pid 6318] <... mmap resumed>) = 0x20fff000 [pid 6319] <... exit_group resumed>) = ? [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6320] close(3 [pid 6318] exit_group(0 [pid 6319] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 4996] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6320] <... close resumed>) = 0 [pid 6318] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... openat resumed>) = 3 [pid 4997] close(3 [pid 4996] fstat(3, [pid 4997] <... close resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./223", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./213" [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6321 attached [pid 6320] symlink("/dev/binderfs", "./binderfs" [pid 6318] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6321] chdir("./221" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] mkdir("./214", 0777 [pid 4996] umount2("./208/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6320] <... symlink resumed>) = 0 [pid 6321] <... chdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6320] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] fstat(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] lstat("./208/binderfs", ./strace-static-x86_64: Process 6322 attached [pid 6321] <... prctl resumed>) = 0 [pid 6320] <... openat resumed>) = 3 [pid 5001] umount2("./222", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6321] setpgid(0, 0 [pid 6320] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6322 [pid 4996] unlink("./208/binderfs" [pid 6321] <... setpgid resumed>) = 0 [pid 6320] <... mmap resumed>) = 0x20fff000 [pid 5001] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... unlink resumed>) = 0 [pid 6321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6320] exit_group(0 [pid 5000] umount2("./223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... openat resumed>) = 3 [pid 4996] getdents64(3, [pid 6321] <... openat resumed>) = 3 [pid 6320] <... exit_group resumed>) = ? [pid 5001] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6321] write(3, "1000", 4 [pid 5000] lstat("./223/binderfs", [pid 4996] close(3 [pid 6321] <... write resumed>) = 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 6321] close(3 [pid 5000] unlink("./223/binderfs" [pid 4996] rmdir("./208" [pid 6321] <... close resumed>) = 0 [pid 6320] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6321] symlink("/dev/binderfs", "./binderfs" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4996] mkdir("./209", 0777 [pid 6322] chdir("./214" [pid 6321] <... symlink resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6321] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] umount2("./222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6323 attached [pid 6322] <... chdir resumed>) = 0 [pid 6321] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 6321] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] lstat("./222/binderfs", [pid 5000] rmdir("./223" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6323 [pid 6323] chdir("./209" [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6321] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./227", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6322] <... prctl resumed>) = 0 [pid 6321] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./222/binderfs" [pid 5000] mkdir("./224", 0777 [pid 6323] <... chdir resumed>) = 0 [pid 6321] <... exit_group resumed>) = ? [pid 5002] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... mkdir resumed>) = 0 [pid 6323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] setpgid(0, 0 [pid 6321] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 5001] <... unlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6324 attached [pid 6323] <... prctl resumed>) = 0 [pid 6322] <... setpgid resumed>) = 0 [pid 5002] fstat(3, [pid 5001] getdents64(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6324 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6323] setpgid(0, 0 [pid 6322] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] close(3 [pid 6323] <... setpgid resumed>) = 0 [pid 5002] umount2("./227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6322] write(3, "1000", 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 4998] umount2("./221", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] lstat("./227/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6322] <... write resumed>) = 4 [pid 5002] unlink("./227/binderfs" [pid 5001] rmdir("./222" [pid 4998] <... openat resumed>) = 3 [pid 6322] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 4998] fstat(3, [pid 5002] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 6322] <... close resumed>) = 0 [pid 5002] close(3 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... close resumed>) = 0 [pid 4998] umount2("./221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] rmdir("./227" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6322] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 5001] mkdir("./223", 0777 [pid 4998] lstat("./221/binderfs", [pid 6322] <... symlink resumed>) = 0 [pid 5002] mkdir("./228", 0777 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6322] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] unlink("./221/binderfs" [pid 6322] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... unlink resumed>) = 0 [pid 6324] chdir("./224" [pid 6323] <... openat resumed>) = 3 [pid 6322] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6325 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 4998] rmdir("./221" [pid 6323] write(3, "1000", 4 [pid 6322] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 6323] <... write resumed>) = 4 [pid 4998] mkdir("./222", 0777./strace-static-x86_64: Process 6325 attached [pid 6324] <... chdir resumed>) = 0 [pid 6323] close(3 [pid 6322] exit_group(0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6326 [pid 4998] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6327 attached [pid 6325] chdir("./228" [pid 6324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6323] <... close resumed>) = 0 [pid 6322] <... exit_group resumed>) = ? [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6327 [pid 6324] <... prctl resumed>) = 0 [pid 6323] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6326 attached [pid 6326] chdir("./223") = 0 [pid 6323] <... symlink resumed>) = 0 [pid 6324] setpgid(0, 0 [pid 6326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6324] <... setpgid resumed>) = 0 [pid 6326] <... prctl resumed>) = 0 [pid 6323] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6326] setpgid(0, 0 [pid 6324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6326] <... setpgid resumed>) = 0 [pid 6326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6324] <... openat resumed>) = 3 [pid 6322] +++ exited with 0 +++ [pid 6326] write(3, "1000", 4 [pid 6324] write(3, "1000", 4 [pid 6323] <... openat resumed>) = 3 [pid 6325] <... chdir resumed>) = 0 [pid 6326] <... write resumed>) = 4 [pid 6324] <... write resumed>) = 4 [pid 6323] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6326] close(3 [pid 4997] umount2("./214", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6326] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6326] symlink("/dev/binderfs", "./binderfs" [pid 6324] close(3 [pid 6323] <... mmap resumed>) = 0x20fff000 [pid 4997] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6327] chdir("./222" [pid 6326] <... symlink resumed>) = 0 [pid 6325] <... prctl resumed>) = 0 [pid 6324] <... close resumed>) = 0 [pid 6323] exit_group(0 [pid 4997] <... openat resumed>) = 3 [pid 6326] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6324] symlink("/dev/binderfs", "./binderfs" [pid 6323] <... exit_group resumed>) = ? [pid 4997] fstat(3, [pid 6327] <... chdir resumed>) = 0 [pid 6326] <... openat resumed>) = 3 [pid 6325] setpgid(0, 0 [pid 6324] <... symlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6326] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] getdents64(3, [pid 6326] <... mmap resumed>) = 0x20fff000 [pid 6324] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6323] +++ exited with 0 +++ [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6326] exit_group(0 [pid 6325] <... setpgid resumed>) = 0 [pid 6324] <... openat resumed>) = 3 [pid 4997] umount2("./214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6326] <... exit_group resumed>) = ? [pid 6324] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6326] +++ exited with 0 +++ [pid 6325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] lstat("./214/binderfs", [pid 4996] <... restart_syscall resumed>) = 0 [pid 6324] <... mmap resumed>) = 0x20fff000 [pid 6325] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6327] <... prctl resumed>) = 0 [pid 6325] write(3, "1000", 4 [pid 6324] exit_group(0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] unlink("./214/binderfs" [pid 6327] setpgid(0, 0 [pid 6325] <... write resumed>) = 4 [pid 6324] <... exit_group resumed>) = ? [pid 4997] <... unlink resumed>) = 0 [pid 4996] umount2("./209", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] close(3 [pid 4996] <... openat resumed>) = 3 [pid 4997] <... close resumed>) = 0 [pid 4996] fstat(3, [pid 6324] +++ exited with 0 +++ [pid 6325] close(3 [pid 4997] rmdir("./214" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6327] <... setpgid resumed>) = 0 [pid 6325] <... close resumed>) = 0 [pid 5001] umount2("./223", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6325] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] mkdir("./215", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6325] <... symlink resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] umount2("./209/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6325] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... openat resumed>) = 3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6328 attached [pid 6327] <... openat resumed>) = 3 [pid 6325] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4996] lstat("./209/binderfs", [pid 6325] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./224", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6328 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] unlink("./209/binderfs" [pid 6325] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 5000] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... unlink resumed>) = 0 [pid 6325] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... openat resumed>) = 3 [pid 4996] getdents64(3, [pid 6325] <... exit_group resumed>) = ? [pid 5001] umount2("./223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] close(3 [pid 5000] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] rmdir("./209" [pid 6327] write(3, "1000", 4 [pid 6325] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 6327] <... write resumed>) = 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] lstat("./223/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./210", 0777 [pid 6328] chdir("./215" [pid 6327] close(3 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] lstat("./224/binderfs", [pid 4996] <... mkdir resumed>) = 0 [pid 6327] <... close resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] unlink("./223/binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6329 attached [pid 6328] <... chdir resumed>) = 0 [pid 6327] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... unlink resumed>) = 0 [pid 5000] unlink("./224/binderfs" [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6327] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6329 [pid 5002] umount2("./228", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 6327] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6328] <... prctl resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] close(3 [pid 5000] close(3 [pid 6327] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5001] <... close resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 6327] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] fstat(3, [pid 5001] rmdir("./223" [pid 5000] rmdir("./224" [pid 6329] chdir("./210" [pid 6327] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6329] <... chdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] <... rmdir resumed>) = 0 [pid 5000] mkdir("./225", 0777 [pid 6329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6328] setpgid(0, 0 [pid 6327] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] mkdir("./224", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 6329] <... prctl resumed>) = 0 [pid 6328] <... setpgid resumed>) = 0 [pid 6327] <... exit_group resumed>) = ? [pid 5002] umount2("./228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6329] setpgid(0, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... mkdir resumed>) = 0 [pid 6329] <... setpgid resumed>) = 0 [pid 6327] +++ exited with 0 +++ [pid 5002] lstat("./228/binderfs", [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6330 [pid 6329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6329] <... openat resumed>) = 3 [pid 5002] unlink("./228/binderfs" [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6329] write(3, "1000", 4 [pid 6328] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6331 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6329] <... write resumed>) = 4 [pid 5002] getdents64(3, ./strace-static-x86_64: Process 6331 attached [pid 6329] close(3 [pid 6328] write(3, "1000", 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6329] <... close resumed>) = 0 [pid 5002] close(3 [pid 4998] umount2("./222", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6329] symlink("/dev/binderfs", "./binderfs" [pid 6328] <... write resumed>) = 4 [pid 5002] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6329] <... symlink resumed>) = 0 [pid 5002] rmdir("./228" [pid 4998] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6331] chdir("./224" [pid 6329] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6328] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6331] <... chdir resumed>) = 0 [pid 6329] <... openat resumed>) = 3 [pid 6328] <... close resumed>) = 0 [pid 5002] mkdir("./229", 0777 [pid 4998] fstat(3, [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6329] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6328] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6331] <... prctl resumed>) = 0 [pid 6329] <... mmap resumed>) = 0x20fff000 [pid 6328] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, ./strace-static-x86_64: Process 6332 attached [pid 6331] setpgid(0, 0 [pid 6329] exit_group(0 [pid 6328] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6330 attached [pid 6329] <... exit_group resumed>) = ? [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6332 [pid 4998] umount2("./222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6332] chdir("./229" [pid 6331] <... setpgid resumed>) = 0 [pid 6330] chdir("./225" [pid 6329] +++ exited with 0 +++ [pid 6328] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6330] <... chdir resumed>) = 0 [pid 6328] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] lstat("./222/binderfs", [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6330] <... prctl resumed>) = 0 [pid 4998] unlink("./222/binderfs" [pid 6330] setpgid(0, 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] umount2("./210", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6330] <... setpgid resumed>) = 0 [pid 6328] <... mmap resumed>) = 0x20fff000 [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6328] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6330] <... openat resumed>) = 3 [pid 6328] <... exit_group resumed>) = ? [pid 4998] close(3 [pid 6332] <... chdir resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6330] write(3, "1000", 4 [pid 4998] <... close resumed>) = 0 [pid 4996] fstat(3, [pid 6330] <... write resumed>) = 4 [pid 4998] rmdir("./222" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6330] close(3 [pid 6328] +++ exited with 0 +++ [pid 4998] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6331] <... openat resumed>) = 3 [pid 6330] <... close resumed>) = 0 [pid 4998] mkdir("./223", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6331] write(3, "1000", 4 [pid 6330] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... mkdir resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] umount2("./210/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6332] <... prctl resumed>) = 0 [pid 6331] <... write resumed>) = 4 [pid 6330] <... symlink resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6332] setpgid(0, 0 [pid 6331] close(3 [pid 6330] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] lstat("./210/binderfs", [pid 6330] <... openat resumed>) = 3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6333 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6331] <... close resumed>) = 0 [pid 6330] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] unlink("./210/binderfs"./strace-static-x86_64: Process 6333 attached [pid 6332] <... setpgid resumed>) = 0 [pid 6331] symlink("/dev/binderfs", "./binderfs" [pid 6330] <... mmap resumed>) = 0x20fff000 [pid 4997] umount2("./215", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... unlink resumed>) = 0 [pid 6331] <... symlink resumed>) = 0 [pid 6330] exit_group(0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 6332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6331] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6330] <... exit_group resumed>) = ? [pid 4997] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6333] chdir("./223" [pid 6332] <... openat resumed>) = 3 [pid 6331] <... openat resumed>) = 3 [pid 6330] +++ exited with 0 +++ [pid 4997] <... openat resumed>) = 3 [pid 4996] close(3 [pid 6332] write(3, "1000", 4 [pid 6331] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 4996] <... close resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./210" [pid 6333] <... chdir resumed>) = 0 [pid 6332] <... write resumed>) = 4 [pid 6331] <... mmap resumed>) = 0x20fff000 [pid 4997] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 6333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6332] close(3 [pid 6331] exit_group(0 [pid 5000] umount2("./225", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./211", 0777 [pid 6333] <... prctl resumed>) = 0 [pid 6332] <... close resumed>) = 0 [pid 6331] <... exit_group resumed>) = ? [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 6333] setpgid(0, 0 [pid 5000] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6334 attached [pid 6333] <... setpgid resumed>) = 0 [pid 6332] symlink("/dev/binderfs", "./binderfs" [pid 6331] +++ exited with 0 +++ [pid 5000] <... openat resumed>) = 3 [pid 4997] lstat("./215/binderfs", [pid 6333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] <... symlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] fstat(3, [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6334 [pid 6333] <... openat resumed>) = 3 [pid 6332] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] unlink("./215/binderfs" [pid 6333] write(3, "1000", 4 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 6333] <... write resumed>) = 4 [pid 6332] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] getdents64(3, [pid 6333] close(3 [pid 6332] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] umount2("./225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6333] <... close resumed>) = 0 [pid 5001] umount2("./224", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 6333] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./225/binderfs", [pid 4997] <... close resumed>) = 0 [pid 6333] <... symlink resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] rmdir("./215" [pid 6333] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6332] <... mmap resumed>) = 0x20fff000 [pid 5001] <... openat resumed>) = 3 [pid 5000] unlink("./225/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 6334] chdir("./211" [pid 6333] <... openat resumed>) = 3 [pid 6332] exit_group(0 [pid 5001] fstat(3, [pid 5000] <... unlink resumed>) = 0 [pid 4997] mkdir("./216", 0777 [pid 6334] <... chdir resumed>) = 0 [pid 6333] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6332] <... exit_group resumed>) = ? [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6333] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6335 attached [pid 6334] <... prctl resumed>) = 0 [pid 6333] exit_group(0 [pid 6332] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] close(3 [pid 6334] setpgid(0, 0 [pid 6333] <... exit_group resumed>) = ? [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] umount2("./224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6335 [pid 6335] chdir("./216" [pid 6334] <... setpgid resumed>) = 0 [pid 6333] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./225" [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] lstat("./224/binderfs", [pid 5000] <... rmdir resumed>) = 0 [pid 6335] <... chdir resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] mkdir("./226", 0777 [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6334] <... openat resumed>) = 3 [pid 5001] unlink("./224/binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 6335] <... prctl resumed>) = 0 [pid 6334] write(3, "1000", 4 [pid 5001] <... unlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] umount2("./223", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6336 attached [pid 6335] setpgid(0, 0 [pid 6334] <... write resumed>) = 4 [pid 5002] umount2("./229", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6336 [pid 4998] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] close(3 [pid 6334] close(3 [pid 4998] <... openat resumed>) = 3 [pid 6335] <... setpgid resumed>) = 0 [pid 6334] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6334] symlink("/dev/binderfs", "./binderfs" [pid 5002] fstat(3, [pid 5001] rmdir("./224" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6334] <... symlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 6334] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5001] mkdir("./225", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6334] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] umount2("./223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6334] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6336] chdir("./226" [pid 6335] <... openat resumed>) = 3 [pid 6334] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./223/binderfs", [pid 6334] exit_group(0 [pid 5002] lstat("./229/binderfs", [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6337 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6335] write(3, "1000", 4 [pid 6334] <... exit_group resumed>) = ? [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./223/binderfs" [pid 5002] unlink("./229/binderfs" [pid 4998] <... unlink resumed>) = 0 [pid 6334] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 5002] close(3 [pid 4998] <... close resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 4998] rmdir("./223" [pid 6336] <... chdir resumed>) = 0 [pid 6335] <... write resumed>) = 4 [pid 5002] rmdir("./229" [pid 4998] <... rmdir resumed>) = 0 [pid 6336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6335] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] mkdir("./224", 0777 [pid 6336] <... prctl resumed>) = 0 [pid 6335] <... close resumed>) = 0 [pid 5002] mkdir("./230", 0777 [pid 4998] <... mkdir resumed>) = 0 [pid 6336] setpgid(0, 0 [pid 6335] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6338 attached [pid 6336] <... setpgid resumed>) = 0 [pid 6335] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./211", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6339 attached [pid 6338] chdir("./224" [pid 6336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6335] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6338 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6339 [pid 4996] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6337 attached ) = 3 [pid 6337] chdir("./225" [pid 6335] <... openat resumed>) = 3 [pid 6336] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6337] <... chdir resumed>) = 0 [pid 6336] write(3, "1000", 4 [pid 6335] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] getdents64(3, [pid 6337] <... prctl resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6337] setpgid(0, 0 [pid 4996] umount2("./211/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6337] <... setpgid resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6336] <... write resumed>) = 4 [pid 6335] <... mmap resumed>) = 0x20fff000 [pid 4996] lstat("./211/binderfs", [pid 6337] <... openat resumed>) = 3 [pid 6336] close(3 [pid 6335] exit_group(0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6338] <... chdir resumed>) = 0 [pid 6337] write(3, "1000", 4 [pid 6336] <... close resumed>) = 0 [pid 6335] <... exit_group resumed>) = ? [pid 4996] unlink("./211/binderfs" [pid 6337] <... write resumed>) = 4 [pid 6336] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 6337] close(3 [pid 4996] getdents64(3, [pid 6337] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6337] symlink("/dev/binderfs", "./binderfs" [pid 6336] <... symlink resumed>) = 0 [pid 6335] +++ exited with 0 +++ [pid 4996] close(3 [pid 6338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6337] <... symlink resumed>) = 0 [pid 6336] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... close resumed>) = 0 [pid 6337] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6336] <... openat resumed>) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] rmdir("./211" [pid 6338] <... prctl resumed>) = 0 [pid 6339] chdir("./230" [pid 6337] <... openat resumed>) = 3 [pid 6336] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6338] setpgid(0, 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6337] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] mkdir("./212", 0777 [pid 6339] <... chdir resumed>) = 0 [pid 6338] <... setpgid resumed>) = 0 [pid 6337] <... mmap resumed>) = 0x20fff000 [pid 6336] <... mmap resumed>) = 0x20fff000 [pid 4996] <... mkdir resumed>) = 0 [pid 6337] exit_group(0 [pid 6336] exit_group(0 [pid 4997] umount2("./216", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6340 attached [pid 6339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6337] <... exit_group resumed>) = ? [pid 6336] <... exit_group resumed>) = ? [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6339] <... prctl resumed>) = 0 [pid 6338] <... openat resumed>) = 3 [pid 6337] +++ exited with 0 +++ [pid 4997] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6340 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... openat resumed>) = 3 [pid 6338] write(3, "1000", 4 [pid 6336] +++ exited with 0 +++ [pid 4997] fstat(3, [pid 6339] setpgid(0, 0 [pid 6338] <... write resumed>) = 4 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6340] chdir("./212" [pid 6339] <... setpgid resumed>) = 0 [pid 6338] close(3 [pid 5001] umount2("./225", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] umount2("./216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6338] <... close resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6340] <... chdir resumed>) = 0 [pid 6339] <... openat resumed>) = 3 [pid 6338] symlink("/dev/binderfs", "./binderfs" [pid 5001] fstat(3, [pid 5000] umount2("./226", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./216/binderfs", [pid 6340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6339] write(3, "1000", 4 [pid 6338] <... symlink resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6340] <... prctl resumed>) = 0 [pid 6339] <... write resumed>) = 4 [pid 6338] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] getdents64(3, [pid 5000] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] unlink("./216/binderfs" [pid 6340] setpgid(0, 0 [pid 6339] close(3 [pid 6338] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6340] <... setpgid resumed>) = 0 [pid 6339] <... close resumed>) = 0 [pid 6338] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] umount2("./225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4997] getdents64(3, [pid 6340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6339] symlink("/dev/binderfs", "./binderfs" [pid 6338] <... mmap resumed>) = 0x20fff000 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6340] <... openat resumed>) = 3 [pid 6339] <... symlink resumed>) = 0 [pid 6338] exit_group(0 [pid 5001] lstat("./225/binderfs", [pid 5000] getdents64(3, [pid 4997] close(3 [pid 6340] write(3, "1000", 4 [pid 6339] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6338] <... exit_group resumed>) = ? [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... close resumed>) = 0 [pid 6340] <... write resumed>) = 4 [pid 6339] <... openat resumed>) = 3 [pid 5001] unlink("./225/binderfs" [pid 5000] umount2("./226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./216" [pid 6340] close(3 [pid 6339] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6338] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 6340] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] lstat("./226/binderfs", [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] mkdir("./217", 0777 [pid 6340] symlink("/dev/binderfs", "./binderfs" [pid 6339] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6340] <... symlink resumed>) = 0 [pid 6339] exit_group(0 [pid 5001] close(3 [pid 5000] unlink("./226/binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 6339] <... exit_group resumed>) = ? [pid 5001] <... close resumed>) = 0 [pid 6340] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] rmdir("./225" [pid 5000] <... unlink resumed>) = 0 [pid 4998] umount2("./224", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6340] <... openat resumed>) = 3 [pid 6339] +++ exited with 0 +++ [pid 5001] <... rmdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6340] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6341 attached [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] mkdir("./226", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6341] chdir("./217" [pid 6340] <... mmap resumed>) = 0x20fff000 [pid 6341] <... chdir resumed>) = 0 [pid 6340] exit_group(0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] close(3 [pid 4998] <... openat resumed>) = 3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6341 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6340] <... exit_group resumed>) = ? [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6341] <... prctl resumed>) = 0 [pid 6340] +++ exited with 0 +++ [pid 5002] umount2("./230", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./226" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6342 attached [pid 6341] setpgid(0, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6342 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6341] <... setpgid resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./227", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6342] chdir("./226" [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] umount2("./224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6342] <... chdir resumed>) = 0 [pid 6341] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6343 attached [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6341] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] lstat("./224/binderfs", [pid 6341] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6343 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6341] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] unlink("./224/binderfs" [pid 6342] <... prctl resumed>) = 0 [pid 6341] <... close resumed>) = 0 [pid 5002] umount2("./230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... unlink resumed>) = 0 [pid 6341] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 6342] setpgid(0, 0 [pid 6341] <... symlink resumed>) = 0 [pid 5002] lstat("./230/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./212", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6342] <... setpgid resumed>) = 0 [pid 6341] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] close(3 [pid 6341] <... openat resumed>) = 3 [pid 5002] unlink("./230/binderfs" [pid 4998] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6341] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... unlink resumed>) = 0 [pid 4998] rmdir("./224" [pid 4996] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6343] chdir("./227" [pid 6342] <... openat resumed>) = 3 [pid 6341] <... mmap resumed>) = 0x20fff000 [pid 5002] getdents64(3, [pid 4998] <... rmdir resumed>) = 0 [pid 6341] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6342] write(3, "1000", 4 [pid 4998] mkdir("./225", 0777 [pid 4996] <... openat resumed>) = 3 [pid 6343] <... chdir resumed>) = 0 [pid 6342] <... write resumed>) = 4 [pid 6341] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6342] close(3 [pid 6341] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6344 attached [pid 6343] <... prctl resumed>) = 0 [pid 6342] <... close resumed>) = 0 [pid 5002] rmdir("./230" [pid 4996] getdents64(3, [pid 6344] chdir("./225" [pid 6343] setpgid(0, 0 [pid 6342] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6344 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6344] <... chdir resumed>) = 0 [pid 5002] mkdir("./231", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] <... setpgid resumed>) = 0 [pid 6342] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] umount2("./217", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6344] <... prctl resumed>) = 0 [pid 6342] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./212/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6344] setpgid(0, 0 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6342] <... openat resumed>) = 3 [pid 4997] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6344] <... setpgid resumed>) = 0 [pid 6342] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6345 [pid 6344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... openat resumed>) = 3 [pid 4996] lstat("./212/binderfs", [pid 6344] <... openat resumed>) = 3 [pid 6343] <... openat resumed>) = 3 [pid 6342] <... mmap resumed>) = 0x20fff000 [pid 4997] fstat(3, [pid 6344] write(3, "1000", 4 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6344] <... write resumed>) = 4 [pid 6343] write(3, "1000", 4 [pid 6342] exit_group(0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] unlink("./212/binderfs" [pid 6344] close(3 [pid 6343] <... write resumed>) = 4 [pid 6342] <... exit_group resumed>) = ? [pid 6344] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 6344] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 6344] <... symlink resumed>) = 0 [pid 6344] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6344] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6342] +++ exited with 0 +++ ./strace-static-x86_64: Process 6345 attached [pid 6344] <... mmap resumed>) = 0x20fff000 [pid 6343] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 6344] exit_group(0 [pid 6343] <... close resumed>) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6344] <... exit_group resumed>) = ? [pid 4997] umount2("./217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... restart_syscall resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6343] symlink("/dev/binderfs", "./binderfs" [pid 6345] chdir("./231" [pid 6344] +++ exited with 0 +++ [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] close(3 [pid 6345] <... chdir resumed>) = 0 [pid 6343] <... symlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./217/binderfs", [pid 4996] <... close resumed>) = 0 [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] umount2("./226", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6345] <... prctl resumed>) = 0 [pid 6343] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./212" [pid 6343] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] unlink("./217/binderfs" [pid 6343] <... mmap resumed>) = 0x20fff000 [pid 5001] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6343] exit_group(0 [pid 5001] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 6343] <... exit_group resumed>) = ? [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 4996] mkdir("./213", 0777 [pid 6345] setpgid(0, 0 [pid 6343] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 4998] umount2("./225", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6345] <... setpgid resumed>) = 0 [pid 5001] lstat("./226/binderfs", [pid 4998] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] unlink("./226/binderfs") = 0 [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] rmdir("./217" [pid 5000] umount2("./227", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6346 [pid 5001] rmdir("./226" [pid 4998] fstat(3, [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5001] mkdir("./227", 0777 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] mkdir("./218", 0777 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] getdents64(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... mkdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6347 [pid 5000] fstat(3, [pid 4998] umount2("./225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6346 attached [pid 6346] chdir("./213") = 0 [pid 5000] getdents64(3, [pid 4998] lstat("./225/binderfs", [pid 6346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6345] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6348 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./225/binderfs" [pid 6345] write(3, "1000", 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6346] <... prctl resumed>) = 0 [pid 6346] setpgid(0, 0 [pid 5000] lstat("./227/binderfs", [pid 4998] <... unlink resumed>) = 0 [pid 6345] <... write resumed>) = 4 [pid 6346] <... setpgid resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6345] close(3 [pid 5000] unlink("./227/binderfs" [pid 4998] getdents64(3, [pid 6346] <... openat resumed>) = 3 [pid 6345] <... close resumed>) = 0 ./strace-static-x86_64: Process 6348 attached [pid 6346] write(3, "1000", 4 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6345] symlink("/dev/binderfs", "./binderfs" [pid 5000] getdents64(3, [pid 4998] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... close resumed>) = 0 [pid 5000] close(3 [pid 4998] rmdir("./225" [pid 6348] chdir("./218" [pid 6346] <... write resumed>) = 4 [pid 6345] <... symlink resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 6348] <... chdir resumed>) = 0 [pid 6346] close(3 [pid 6348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6346] <... close resumed>) = 0 [pid 5000] rmdir("./227" [pid 4998] <... rmdir resumed>) = 0 [pid 6348] <... prctl resumed>) = 0 [pid 6346] symlink("/dev/binderfs", "./binderfs" [pid 6345] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6348] setpgid(0, 0 [pid 6346] <... symlink resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] mkdir("./226", 0777 [pid 6348] <... setpgid resumed>) = 0 [pid 6346] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6345] <... openat resumed>) = 3 [pid 5000] mkdir("./228", 0777 [pid 6348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6346] <... openat resumed>) = 3 [pid 4998] <... mkdir resumed>) = 0 [pid 6348] <... openat resumed>) = 3 [pid 6346] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6345] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6347 attached [pid 6348] write(3, "1000", 4 [pid 6346] <... mmap resumed>) = 0x20fff000 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6348] <... write resumed>) = 4 [pid 6346] exit_group(0 [pid 6348] close(3 [pid 6346] <... exit_group resumed>) = ? [pid 6348] <... close resumed>) = 0 [pid 6346] +++ exited with 0 +++ [pid 6345] <... mmap resumed>) = 0x20fff000 [pid 6348] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6350 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6349 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6348] <... symlink resumed>) = 0 [pid 6345] exit_group(0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6348] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6345] <... exit_group resumed>) = ? [pid 6348] <... openat resumed>) = 3 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6348] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6348] exit_group(0./strace-static-x86_64: Process 6349 attached ) = ? [pid 4996] umount2("./213", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6350 attached [pid 6349] chdir("./226" [pid 6348] +++ exited with 0 +++ [pid 6347] chdir("./227" [pid 6345] +++ exited with 0 +++ [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6349] <... chdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6349] setpgid(0, 0 [pid 6347] <... chdir resumed>) = 0 [pid 4996] fstat(3, [pid 6349] <... setpgid resumed>) = 0 [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6347] <... prctl resumed>) = 0 [pid 6349] <... openat resumed>) = 3 [pid 6347] setpgid(0, 0 [pid 4996] getdents64(3, [pid 6349] write(3, "1000", 4 [pid 6347] <... setpgid resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6349] <... write resumed>) = 4 [pid 6349] close(3 [pid 5002] umount2("./231", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./213/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6349] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./218", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6349] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 [pid 6349] <... symlink resumed>) = 0 [pid 6347] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 4997] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] lstat("./213/binderfs", [pid 6349] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6350] chdir("./228" [pid 6349] <... openat resumed>) = 3 [pid 6347] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6349] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6350] <... chdir resumed>) = 0 [pid 6349] <... mmap resumed>) = 0x20fff000 [pid 6347] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] fstat(3, [pid 4996] unlink("./213/binderfs" [pid 6349] exit_group(0 [pid 5002] umount2("./231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6349] <... exit_group resumed>) = ? [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6347] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 6350] <... prctl resumed>) = 0 [pid 6349] +++ exited with 0 +++ [pid 6347] <... close resumed>) = 0 [pid 5002] lstat("./231/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 6350] setpgid(0, 0 [pid 6347] symlink("/dev/binderfs", "./binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] unlink("./231/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./226", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6350] <... setpgid resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6347] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./218/binderfs", [pid 4996] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] unlink("./218/binderfs" [pid 5002] close(3 [pid 4998] fstat(3, [pid 4996] rmdir("./213" [pid 6350] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6350] write(3, "1000", 4) = 4 [pid 6350] close(3 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] rmdir("./231" [pid 4998] getdents64(3, [pid 4997] getdents64(3, [pid 4996] mkdir("./214", 0777 [pid 6350] <... close resumed>) = 0 [pid 6350] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6350] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6347] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] mkdir("./232", 0777 [pid 4998] umount2("./226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 6350] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6347] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] lstat("./226/binderfs", [pid 4997] rmdir("./218" [pid 6350] exit_group(0) = ? [pid 6350] +++ exited with 0 +++ [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6351 attached [pid 6351] chdir("./214") = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4998] unlink("./226/binderfs" [pid 6351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6351] setpgid(0, 0) = 0 [pid 6351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6351] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6352 [pid 4998] <... unlink resumed>) = 0 [pid 4997] mkdir("./219", 0777 [pid 6347] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6351 [pid 6351] write(3, "1000", 4) = 4 [pid 4998] getdents64(3, [pid 6351] close(3) = 0 [pid 6351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] umount2("./228", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... close resumed>) = 0 [pid 6351] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6351] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] <... openat resumed>) = 3 [pid 4998] rmdir("./226" [pid 5000] fstat(3, [pid 6351] exit_group(0) = ? [pid 4998] <... rmdir resumed>) = 0 [pid 6351] +++ exited with 0 +++ [pid 6347] <... mmap resumed>) = 0x20fff000 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] mkdir("./227", 0777 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6353 [pid 5000] getdents64(3, ./strace-static-x86_64: Process 6352 attached [pid 6352] chdir("./232" [pid 4998] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6347] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6352] <... chdir resumed>) = 0 [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6352] setpgid(0, 0) = 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] lstat("./228/binderfs", [pid 6352] <... openat resumed>) = 3 [pid 6347] <... exit_group resumed>) = ? [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6354 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5000] unlink("./228/binderfs" [pid 6352] write(3, "1000", 4) = 4 [pid 5000] <... unlink resumed>) = 0 [pid 6352] close(3 [pid 5000] getdents64(3, [pid 4996] umount2("./214", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 4996] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... close resumed>) = 0 [pid 6352] <... close resumed>) = 0 [pid 5000] rmdir("./228" [pid 4996] <... openat resumed>) = 3 [pid 6352] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] fstat(3, [pid 5000] mkdir("./229", 0777 [pid 6352] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6354 attached ./strace-static-x86_64: Process 6353 attached [pid 6352] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6354] chdir("./227" [pid 6353] chdir("./219" [pid 6352] <... mmap resumed>) = 0x20fff000 [pid 4996] getdents64(3, [pid 6354] <... chdir resumed>) = 0 [pid 6353] <... chdir resumed>) = 0 [pid 6352] exit_group(0 [pid 6347] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6355 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./214/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] <... exit_group resumed>) = ? [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./227", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./214/binderfs", [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6355 attached [pid 6354] <... prctl resumed>) = 0 [pid 6353] <... prctl resumed>) = 0 [pid 6352] +++ exited with 0 +++ [pid 5001] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4996] unlink("./214/binderfs" [pid 6354] setpgid(0, 0 [pid 6353] setpgid(0, 0 [pid 5002] umount2("./232", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6354] <... setpgid resumed>) = 0 [pid 6353] <... setpgid resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 6355] chdir("./229" [pid 6354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] getdents64(3, [pid 4996] getdents64(3, [pid 6355] <... chdir resumed>) = 0 [pid 6354] <... openat resumed>) = 3 [pid 6353] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 6354] write(3, "1000", 4 [pid 6353] write(3, "1000", 4 [pid 5002] fstat(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6354] <... write resumed>) = 4 [pid 6353] <... write resumed>) = 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] umount2("./227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 6354] close(3 [pid 6353] close(3 [pid 5002] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6354] <... close resumed>) = 0 [pid 6353] <... close resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 6354] symlink("/dev/binderfs", "./binderfs" [pid 6353] symlink("/dev/binderfs", "./binderfs" [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6354] <... symlink resumed>) = 0 [pid 6353] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] lstat("./227/binderfs", [pid 4996] rmdir("./214" [pid 6355] <... prctl resumed>) = 0 [pid 6354] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6353] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6355] setpgid(0, 0 [pid 6354] <... openat resumed>) = 3 [pid 6353] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 6355] <... setpgid resumed>) = 0 [pid 6354] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6353] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] lstat("./232/binderfs", [pid 5001] unlink("./227/binderfs" [pid 4996] mkdir("./215", 0777 [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6354] <... mmap resumed>) = 0x20fff000 [pid 6353] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6354] exit_group(0 [pid 6353] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 6354] <... exit_group resumed>) = ? [pid 6353] <... exit_group resumed>) = ? [pid 5002] unlink("./232/binderfs" [pid 5001] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 6355] <... openat resumed>) = 3 [pid 6354] +++ exited with 0 +++ [pid 6353] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6355] write(3, "1000", 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 6355] <... write resumed>) = 4 [pid 6355] close(3) = 0 [pid 6355] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... close resumed>) = 0 [pid 5002] close(3./strace-static-x86_64: Process 6356 attached [pid 6355] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] rmdir("./227" [pid 4998] umount2("./227", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./219", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6356 [pid 5002] <... close resumed>) = 0 [pid 6356] chdir("./215" [pid 6355] <... openat resumed>) = 3 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6355] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./232" [pid 5001] mkdir("./228", 0777 [pid 4998] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6356] <... chdir resumed>) = 0 [pid 6355] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... openat resumed>) = 3 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6355] exit_group(0 [pid 5002] mkdir("./233", 0777 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] fstat(3, [pid 4997] <... openat resumed>) = 3 [pid 6355] <... exit_group resumed>) = ? [pid 6355] +++ exited with 0 +++ [pid 6356] <... prctl resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] fstat(3, [pid 6356] setpgid(0, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6357 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6357 attached [pid 6357] chdir("./228") = 0 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6357] setpgid(0, 0 [pid 4997] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6358 [pid 4998] umount2("./227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6356] <... setpgid resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./227/binderfs", [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] umount2("./229", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] lstat("./219/binderfs", [pid 5000] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] unlink("./227/binderfs" [pid 6356] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 6356] write(3, "1000", 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... unlink resumed>) = 0 [pid 4997] unlink("./219/binderfs" [pid 6356] <... write resumed>) = 4 [pid 5000] umount2("./229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6356] close(3 [pid 5000] lstat("./229/binderfs", [pid 4998] close(3 [pid 4997] getdents64(3, [pid 6357] <... setpgid resumed>) = 0 [pid 6356] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... close resumed>) = 0 [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6356] symlink("/dev/binderfs", "./binderfs" [pid 5000] unlink("./229/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6357] <... openat resumed>) = 3 [pid 6356] <... symlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] rmdir("./227" [pid 4997] close(3 [pid 6357] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 6357] <... write resumed>) = 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6357] close(3 [pid 5000] close(3 [pid 6357] <... close resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6357] symlink("/dev/binderfs", "./binderfs" [pid 6356] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] rmdir("./229" [pid 4998] mkdir("./228", 0777 [pid 4997] rmdir("./219"./strace-static-x86_64: Process 6358 attached [pid 6357] <... symlink resumed>) = 0 [pid 6356] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 6358] chdir("./233" [pid 6357] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] mkdir("./230", 0777 [pid 4998] <... mkdir resumed>) = 0 [pid 6358] <... chdir resumed>) = 0 [pid 6357] <... openat resumed>) = 3 [pid 6356] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... rmdir resumed>) = 0 [pid 6358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6357] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6358] <... prctl resumed>) = 0 [pid 6357] <... mmap resumed>) = 0x20fff000 [pid 6356] <... mmap resumed>) = 0x20fff000 [pid 4997] mkdir("./220", 0777 [pid 6358] setpgid(0, 0 [pid 6357] exit_group(0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6360 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6359 [pid 6358] <... setpgid resumed>) = 0 [pid 6357] <... exit_group resumed>) = ? [pid 6358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6357] +++ exited with 0 +++ [pid 6356] exit_group(0 [pid 4997] <... mkdir resumed>) = 0 [pid 6358] <... openat resumed>) = 3 [pid 6356] <... exit_group resumed>) = ? [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6358] write(3, "1000", 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6358] <... write resumed>) = 4 [pid 6358] close(3) = 0 ./strace-static-x86_64: Process 6359 attached [pid 6358] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6359] chdir("./228" [pid 6358] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6361 [pid 6359] <... chdir resumed>) = 0 [pid 6358] <... openat resumed>) = 3 [pid 5001] umount2("./228", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6358] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6359] <... prctl resumed>) = 0 [pid 6358] <... mmap resumed>) = 0x20fff000 [pid 6356] +++ exited with 0 +++ [pid 5001] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6360 attached [pid 6359] setpgid(0, 0 [pid 6358] exit_group(0 [pid 5001] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6360] chdir("./230" [pid 6359] <... setpgid resumed>) = 0 [pid 6358] <... exit_group resumed>) = ? [pid 5001] fstat(3, ./strace-static-x86_64: Process 6361 attached [pid 6360] <... chdir resumed>) = 0 [pid 6359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6358] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 6360] <... prctl resumed>) = 0 [pid 6359] write(3, "1000", 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6360] setpgid(0, 0 [pid 6359] <... write resumed>) = 4 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4996] umount2("./215", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./228/binderfs", [pid 4996] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6360] <... setpgid resumed>) = 0 [pid 6359] close(3 [pid 6360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6359] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] umount2("./233", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 6360] <... openat resumed>) = 3 [pid 6359] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] unlink("./228/binderfs" [pid 4996] fstat(3, [pid 6361] chdir("./220" [pid 6360] write(3, "1000", 4 [pid 6359] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6361] <... chdir resumed>) = 0 [pid 6360] <... write resumed>) = 4 [pid 6359] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... openat resumed>) = 3 [pid 6361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6360] close(3 [pid 6359] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5002] fstat(3, [pid 4996] getdents64(3, [pid 6361] <... prctl resumed>) = 0 [pid 6360] <... close resumed>) = 0 [pid 6359] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6361] setpgid(0, 0 [pid 6360] symlink("/dev/binderfs", "./binderfs" [pid 6359] <... mmap resumed>) = 0x20fff000 [pid 5001] close(3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] getdents64(3, [pid 6361] <... setpgid resumed>) = 0 [pid 6360] <... symlink resumed>) = 0 [pid 6359] exit_group(0 [pid 5001] <... close resumed>) = 0 [pid 6360] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6359] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] rmdir("./228" [pid 4996] umount2("./215/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6360] <... openat resumed>) = 3 [pid 6359] +++ exited with 0 +++ [pid 5002] umount2("./233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6360] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6360] exit_group(0 [pid 5001] <... rmdir resumed>) = 0 [pid 6360] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] mkdir("./229", 0777 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6361] <... openat resumed>) = 3 [pid 6360] +++ exited with 0 +++ [pid 5002] lstat("./233/binderfs", [pid 5001] <... mkdir resumed>) = 0 [pid 4998] umount2("./228", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./215/binderfs", [pid 6361] write(3, "1000", 4 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6361] <... write resumed>) = 4 [pid 5002] unlink("./233/binderfs" [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] unlink("./215/binderfs" [pid 6361] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6362 [pid 5000] umount2("./230", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 6361] <... close resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] fstat(3, [pid 4996] getdents64(3, [pid 6361] symlink("/dev/binderfs", "./binderfs" [pid 5002] close(3 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 5000] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] rmdir("./233" [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 4996] close(3 [pid 6361] <... symlink resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] umount2("./230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 5002] mkdir("./234", 0777 [pid 6361] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./215" [pid 5000] lstat("./230/binderfs", [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6362 attached [pid 5000] unlink("./230/binderfs" [pid 6362] chdir("./229" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... unlink resumed>) = 0 [pid 4998] lstat("./228/binderfs", [pid 6361] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6362] <... chdir resumed>) = 0 [pid 5000] getdents64(3, [pid 6362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6362] <... prctl resumed>) = 0 [pid 5000] close(3 [pid 6362] setpgid(0, 0 [pid 5000] <... close resumed>) = 0 [pid 6362] <... setpgid resumed>) = 0 [pid 5000] rmdir("./230" [pid 6362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6361] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./216", 0777 [pid 6362] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6363 [pid 5000] mkdir("./231", 0777 [pid 4998] unlink("./228/binderfs" [pid 6362] write(3, "1000", 4 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6362] <... write resumed>) = 4 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6362] close(3 [pid 6361] <... mmap resumed>) = 0x20fff000 [pid 4998] <... unlink resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6362] <... close resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6364 [pid 4998] getdents64(3, [pid 6362] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 6363 attached [pid 6362] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6364 attached [pid 6363] chdir("./234" [pid 6362] <... openat resumed>) = 3 [pid 6361] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6365 [pid 6363] <... chdir resumed>) = 0 [pid 6362] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6361] <... exit_group resumed>) = ? [pid 4998] close(3 [pid 6364] chdir("./231" [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6362] <... mmap resumed>) = 0x20fff000 [pid 4998] <... close resumed>) = 0 [pid 6363] <... prctl resumed>) = 0 [pid 6362] exit_group(0 [pid 4998] rmdir("./228" [pid 6363] setpgid(0, 0 [pid 6362] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6365 attached [pid 6364] <... chdir resumed>) = 0 [pid 6363] <... setpgid resumed>) = 0 [pid 6362] +++ exited with 0 +++ [pid 6361] +++ exited with 0 +++ [pid 4998] <... rmdir resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] mkdir("./229", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6365] chdir("./216" [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... mkdir resumed>) = 0 [pid 6365] <... chdir resumed>) = 0 [pid 5001] umount2("./229", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6363] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6365] <... prctl resumed>) = 0 [pid 6363] write(3, "1000", 4 [pid 5001] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6365] setpgid(0, 0 [pid 6363] <... write resumed>) = 4 [pid 6365] <... setpgid resumed>) = 0 [pid 6363] close(3 [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6363] <... close resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 6365] <... openat resumed>) = 3 [pid 6364] <... prctl resumed>) = 0 [pid 6363] symlink("/dev/binderfs", "./binderfs" [pid 6365] write(3, "1000", 4 [pid 6364] setpgid(0, 0 [pid 6363] <... symlink resumed>) = 0 [pid 5001] fstat(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6366 [pid 6365] <... write resumed>) = 4 [pid 6363] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6365] close(3 [pid 6363] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 6365] <... close resumed>) = 0 [pid 6363] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6365] symlink("/dev/binderfs", "./binderfs" [pid 6364] <... setpgid resumed>) = 0 [pid 6363] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./220", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6366 attached [pid 6365] <... symlink resumed>) = 0 [pid 6363] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6366] chdir("./229" [pid 6365] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6363] <... exit_group resumed>) = ? [pid 5001] lstat("./229/binderfs", [pid 4997] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6366] <... chdir resumed>) = 0 [pid 6365] <... openat resumed>) = 3 [pid 6364] <... openat resumed>) = 3 [pid 6363] +++ exited with 0 +++ [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6365] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6364] write(3, "1000", 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] unlink("./229/binderfs" [pid 4997] fstat(3, [pid 6366] <... prctl resumed>) = 0 [pid 6365] <... mmap resumed>) = 0x20fff000 [pid 6366] setpgid(0, 0 [pid 6365] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6366] <... setpgid resumed>) = 0 [pid 6365] <... exit_group resumed>) = ? [pid 6364] <... write resumed>) = 4 [pid 5001] getdents64(3, [pid 4997] getdents64(3, [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] +++ exited with 0 +++ [pid 5002] umount2("./234", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6364] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 4997] umount2("./220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... openat resumed>) = 3 [pid 5001] rmdir("./229" [pid 4997] lstat("./220/binderfs", [pid 4996] umount2("./216", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6364] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 6366] <... openat resumed>) = 3 [pid 6366] write(3, "1000", 4 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6366] <... write resumed>) = 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] mkdir("./230", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6366] close(3 [pid 6364] symlink("/dev/binderfs", "./binderfs" [pid 5002] getdents64(3, [pid 6366] <... close resumed>) = 0 [pid 6366] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 6366] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] unlink("./220/binderfs" [pid 4996] <... openat resumed>) = 3 [pid 6366] <... openat resumed>) = 3 [pid 6364] <... symlink resumed>) = 0 [pid 5002] umount2("./234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6366] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6366] exit_group(0) = ? ./strace-static-x86_64: Process 6367 attached [pid 6366] +++ exited with 0 +++ [pid 6364] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6367 [pid 4997] <... unlink resumed>) = 0 [pid 4996] fstat(3, [pid 5002] lstat("./234/binderfs", [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6366, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 4997] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./234/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] getdents64(3, [pid 6367] chdir("./230" [pid 4997] close(3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... unlink resumed>) = 0 [pid 4998] umount2("./229", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 4996] umount2("./216/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./220" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6367] <... chdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] lstat("./216/binderfs", [pid 6367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] close(3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./221", 0777 [pid 6367] <... prctl resumed>) = 0 [pid 6364] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4996] unlink("./216/binderfs" [pid 5002] <... close resumed>) = 0 [pid 6367] setpgid(0, 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6367] <... setpgid resumed>) = 0 [pid 5002] rmdir("./234" [pid 4998] fstat(3, [pid 4996] <... unlink resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6367] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6368 attached [pid 6367] write(3, "1000", 4 [pid 6364] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] mkdir("./235", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6368 [pid 4996] close(3 [pid 6367] <... write resumed>) = 4 [pid 6367] close(3) = 0 [pid 6367] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6364] <... mmap resumed>) = 0x20fff000 [pid 6367] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] umount2("./229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 6367] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6364] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] rmdir("./216" [pid 6367] <... mmap resumed>) = 0x20fff000 [pid 6364] <... exit_group resumed>) = ? [pid 6367] exit_group(0) = ? [pid 6367] +++ exited with 0 +++ [pid 4998] lstat("./229/binderfs", ./strace-static-x86_64: Process 6369 attached [pid 6369] chdir("./235") = 0 [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6369] setpgid(0, 0 [pid 4996] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] unlink("./229/binderfs" [pid 4996] mkdir("./217", 0777 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6369 [pid 6369] <... setpgid resumed>) = 0 [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... unlink resumed>) = 0 [pid 6369] <... openat resumed>) = 3 [pid 5001] umount2("./230", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 6369] write(3, "1000", 4) = 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 5001] fstat(3, [pid 4998] rmdir("./229" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6369] close(3) = 0 [pid 6369] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] getdents64(3, [pid 4998] <... rmdir resumed>) = 0 [pid 6369] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6369] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] mkdir("./230", 0777 [pid 5001] umount2("./230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6364] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6370 [pid 5001] lstat("./230/binderfs", [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6369] <... mmap resumed>) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6369] exit_group(0) = ? [pid 6368] chdir("./221" [pid 5001] unlink("./230/binderfs" [pid 6369] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6370 attached [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6371 [pid 5002] umount2("./235", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] close(3 [pid 5000] umount2("./231", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] fstat(3, [pid 5001] rmdir("./230" [pid 5000] <... openat resumed>) = 3 [pid 6370] chdir("./217" [pid 5001] <... rmdir resumed>) = 0 [pid 5000] fstat(3, [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] mkdir("./231", 0777 [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 6370] <... chdir resumed>) = 0 [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6370] setpgid(0, 0./strace-static-x86_64: Process 6371 attached [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] umount2("./231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6371] chdir("./230" [pid 6370] <... setpgid resumed>) = 0 [pid 6371] <... chdir resumed>) = 0 [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./235/binderfs", [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6372 [pid 5000] lstat("./231/binderfs", [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./235/binderfs" [pid 5000] unlink("./231/binderfs" [pid 6371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6370] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] getdents64(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6371] <... prctl resumed>) = 0 [pid 6370] write(3, "1000", 4 [pid 5002] close(3 [pid 5000] close(3 [pid 6371] setpgid(0, 0 [pid 6370] <... write resumed>) = 4 [pid 5002] <... close resumed>) = 0 ./strace-static-x86_64: Process 6372 attached [pid 6371] <... setpgid resumed>) = 0 [pid 6370] close(3 [pid 5002] rmdir("./235" [pid 5000] <... close resumed>) = 0 [pid 6372] chdir("./231" [pid 6371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6370] <... close resumed>) = 0 [pid 6368] <... chdir resumed>) = 0 [pid 6372] <... chdir resumed>) = 0 [pid 6371] <... openat resumed>) = 3 [pid 6370] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... rmdir resumed>) = 0 [pid 5000] rmdir("./231" [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6371] write(3, "1000", 4 [pid 6370] <... symlink resumed>) = 0 [pid 5002] mkdir("./236", 0777 [pid 6372] <... prctl resumed>) = 0 [pid 6371] <... write resumed>) = 4 [pid 6370] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6372] setpgid(0, 0 [pid 6371] close(3 [pid 6370] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 6372] <... setpgid resumed>) = 0 [pid 6371] <... close resumed>) = 0 [pid 6370] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] mkdir("./232", 0777 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6371] symlink("/dev/binderfs", "./binderfs" [pid 6370] <... mmap resumed>) = 0x20fff000 [pid 6368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6372] <... openat resumed>) = 3 [pid 6371] <... symlink resumed>) = 0 [pid 6370] exit_group(0 [pid 5000] <... mkdir resumed>) = 0 [pid 6372] write(3, "1000", 4 [pid 6371] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6370] <... exit_group resumed>) = ? [pid 6372] <... write resumed>) = 4 [pid 6371] <... openat resumed>) = 3 [pid 6370] +++ exited with 0 +++ [pid 6368] <... prctl resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6372] close(3 [pid 6371] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6373 [pid 6372] <... close resumed>) = 0 [pid 6371] <... mmap resumed>) = 0x20fff000 [pid 6368] setpgid(0, 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6372] symlink("/dev/binderfs", "./binderfs" [pid 6371] exit_group(0 [pid 6368] <... setpgid resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6374 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6372] <... symlink resumed>) = 0 [pid 6371] <... exit_group resumed>) = ? [pid 6372] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6371] +++ exited with 0 +++ [pid 6368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... restart_syscall resumed>) = 0 [pid 6372] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6373 attached [pid 6372] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6373] chdir("./236" [pid 6372] <... mmap resumed>) = 0x20fff000 [pid 6368] <... openat resumed>) = 3 [pid 6373] <... chdir resumed>) = 0 [pid 6372] exit_group(0 [pid 4998] umount2("./230", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./217", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6374 attached [pid 6373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6372] <... exit_group resumed>) = ? [pid 6368] write(3, "1000", 4 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6374] chdir("./232" [pid 6373] <... prctl resumed>) = 0 [pid 6372] +++ exited with 0 +++ [pid 6368] <... write resumed>) = 4 [pid 4998] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6368] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... openat resumed>) = 3 [pid 4996] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6368] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6374] <... chdir resumed>) = 0 [pid 6373] setpgid(0, 0 [pid 4996] <... openat resumed>) = 3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6368] symlink("/dev/binderfs", "./binderfs" [pid 4996] fstat(3, [pid 4998] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6373] <... setpgid resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 6374] <... prctl resumed>) = 0 [pid 6373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6368] <... symlink resumed>) = 0 [pid 6374] setpgid(0, 0 [pid 6373] <... openat resumed>) = 3 [pid 4998] umount2("./230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6374] <... setpgid resumed>) = 0 [pid 6373] write(3, "1000", 4 [pid 6374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6373] <... write resumed>) = 4 [pid 6368] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] umount2("./231", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./217/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6374] <... openat resumed>) = 3 [pid 6373] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./230/binderfs", [pid 6374] write(3, "1000", 4 [pid 6373] <... close resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6374] <... write resumed>) = 4 [pid 6373] symlink("/dev/binderfs", "./binderfs" [pid 6368] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6374] close(3 [pid 6373] <... symlink resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] lstat("./217/binderfs", [pid 6374] <... close resumed>) = 0 [pid 6373] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6368] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] fstat(3, [pid 4998] unlink("./230/binderfs" [pid 6374] symlink("/dev/binderfs", "./binderfs" [pid 6373] <... openat resumed>) = 3 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6374] <... symlink resumed>) = 0 [pid 6373] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] getdents64(3, [pid 4998] <... unlink resumed>) = 0 [pid 4996] unlink("./217/binderfs" [pid 6374] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6373] <... mmap resumed>) = 0x20fff000 [pid 6368] <... mmap resumed>) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6374] <... openat resumed>) = 3 [pid 6373] exit_group(0 [pid 5001] umount2("./231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] <... unlink resumed>) = 0 [pid 6374] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6373] <... exit_group resumed>) = ? [pid 6368] exit_group(0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6374] <... mmap resumed>) = 0x20fff000 [pid 6373] +++ exited with 0 +++ [pid 6368] <... exit_group resumed>) = ? [pid 5001] lstat("./231/binderfs", [pid 4998] close(3 [pid 4996] getdents64(3, [pid 6374] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6374] <... exit_group resumed>) = ? [pid 5001] unlink("./231/binderfs" [pid 4998] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6374] +++ exited with 0 +++ [pid 6368] +++ exited with 0 +++ [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] close(3 [pid 4998] rmdir("./230" [pid 5001] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] rmdir("./217" [pid 5002] umount2("./236", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 4998] mkdir("./231", 0777 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 4998] <... mkdir resumed>) = 0 [pid 5001] close(3 [pid 4996] mkdir("./218", 0777 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6375 attached [pid 5002] umount2("./236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] rmdir("./231" [pid 5000] umount2("./232", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./221", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6375 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6375] chdir("./231") = 0 [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4997] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] lstat("./236/binderfs", [pid 5001] mkdir("./232", 0777 [pid 5000] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6375] setpgid(0, 0) = 0 [pid 6375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] unlink("./236/binderfs" [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4997] fstat(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6376 [pid 6375] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] fstat(3, [pid 6375] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 6375] <... write resumed>) = 4 [pid 6375] close(3) = 0 [pid 6375] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6375] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6377 attached [pid 6375] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6377 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6376 attached [pid 6375] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... close resumed>) = 0 [pid 5000] umount2("./232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6377] chdir("./232" [pid 6376] chdir("./218" [pid 6375] <... mmap resumed>) = 0x20fff000 [pid 5002] rmdir("./236" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6376] <... chdir resumed>) = 0 [pid 6375] exit_group(0 [pid 6376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6375] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 5000] lstat("./232/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] mkdir("./237", 0777 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] lstat("./221/binderfs", [pid 6377] <... chdir resumed>) = 0 [pid 6376] <... prctl resumed>) = 0 [pid 6375] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5000] unlink("./232/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6376] setpgid(0, 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6376] <... setpgid resumed>) = 0 [pid 6376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] umount2("./231", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6376] write(3, "1000", 4 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6376] <... write resumed>) = 4 [pid 4998] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6376] close(3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] unlink("./221/binderfs" [pid 6376] <... close resumed>) = 0 [pid 4998] fstat(3, [pid 6376] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6376] <... symlink resumed>) = 0 [pid 4998] getdents64(3, [pid 6376] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... unlink resumed>) = 0 [pid 6376] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6378 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] umount2("./231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6376] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] close(3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6377] <... prctl resumed>) = 0 [pid 6376] <... mmap resumed>) = 0x20fff000 [pid 5000] <... close resumed>) = 0 [pid 4998] lstat("./231/binderfs", [pid 4997] close(3 [pid 6377] setpgid(0, 0 [pid 6376] exit_group(0 [pid 5000] rmdir("./232" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6378 attached [pid 6377] <... setpgid resumed>) = 0 [pid 6376] <... exit_group resumed>) = ? [pid 4998] unlink("./231/binderfs" [pid 4997] <... close resumed>) = 0 [pid 6378] chdir("./237" [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6376] +++ exited with 0 +++ [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] rmdir("./221" [pid 6378] <... chdir resumed>) = 0 [pid 5000] mkdir("./233", 0777 [pid 4998] getdents64(3, [pid 6378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6378] <... prctl resumed>) = 0 [pid 4998] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 6378] setpgid(0, 0 [pid 4998] <... close resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6378] <... setpgid resumed>) = 0 [pid 4998] rmdir("./231" [pid 6378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] mkdir("./222", 0777 [pid 6378] <... openat resumed>) = 3 [pid 6377] write(3, "1000", 4 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./232", 0777 [pid 6378] write(3, "1000", 4 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6378] <... write resumed>) = 4 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6378] close(3 [pid 6377] <... write resumed>) = 4 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6378] <... close resumed>) = 0 [pid 6377] close(3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6379 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6380 [pid 6378] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6378] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6381 attached ) = 3 [pid 6377] <... close resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6381 [pid 6378] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6377] symlink("/dev/binderfs", "./binderfs" [pid 4996] umount2("./218", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6378] <... mmap resumed>) = 0x20fff000 [pid 6377] <... symlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6379 attached [pid 6378] exit_group(0 [pid 4996] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6379] chdir("./233" [pid 6378] <... exit_group resumed>) = ? [pid 6377] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6381] chdir("./222" [pid 6379] <... chdir resumed>) = 0 [pid 6378] +++ exited with 0 +++ [pid 4996] <... openat resumed>) = 3 [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, [pid 6377] <... openat resumed>) = 3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6377] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6380 attached [pid 6379] <... prctl resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6380] chdir("./232" [pid 6379] setpgid(0, 0 [pid 4996] umount2("./218/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6380] <... chdir resumed>) = 0 [pid 6379] <... setpgid resumed>) = 0 [pid 6377] <... mmap resumed>) = 0x20fff000 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] exit_group(0 [pid 4996] lstat("./218/binderfs", [pid 6380] <... prctl resumed>) = 0 [pid 6379] <... openat resumed>) = 3 [pid 6377] <... exit_group resumed>) = ? [pid 6380] setpgid(0, 0 [pid 6379] write(3, "1000", 4 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] umount2("./237", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] unlink("./218/binderfs" [pid 6380] <... setpgid resumed>) = 0 [pid 6379] <... write resumed>) = 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6379] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 6380] <... openat resumed>) = 3 [pid 6379] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 6380] write(3, "1000", 4 [pid 6379] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 [pid 6380] <... write resumed>) = 4 [pid 6379] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6380] close(3 [pid 6379] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6377] +++ exited with 0 +++ [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] close(3 [pid 6381] <... chdir resumed>) = 0 [pid 6380] <... close resumed>) = 0 [pid 6379] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] symlink("/dev/binderfs", "./binderfs" [pid 6379] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... close resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6381] <... prctl resumed>) = 0 [pid 6380] <... symlink resumed>) = 0 [pid 6379] <... mmap resumed>) = 0x20fff000 [pid 6380] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6379] exit_group(0 [pid 5002] umount2("./237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./218" [pid 6381] setpgid(0, 0 [pid 6380] <... openat resumed>) = 3 [pid 6379] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6381] <... setpgid resumed>) = 0 [pid 6380] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6379] +++ exited with 0 +++ [pid 5002] lstat("./237/binderfs", [pid 5001] umount2("./232", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 6381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6380] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6380] exit_group(0 [pid 4996] mkdir("./219", 0777 [pid 6380] <... exit_group resumed>) = ? [pid 5002] unlink("./237/binderfs" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6381] <... openat resumed>) = 3 [pid 6380] +++ exited with 0 +++ [pid 5001] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5000] umount2("./233", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6381] write(3, "1000", 4) = 4 [pid 6381] close(3 [pid 5000] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6382 attached [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... openat resumed>) = 3 [pid 6381] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6382 [pid 5002] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./237" [pid 6381] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] umount2("./232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4998] umount2("./232", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6382] chdir("./219" [pid 5002] mkdir("./238", 0777 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6381] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] lstat("./232/binderfs", [pid 5000] getdents64(3, [pid 4998] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6381] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6382] <... chdir resumed>) = 0 [pid 6381] <... mmap resumed>) = 0x20fff000 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... openat resumed>) = 3 [pid 6381] exit_group(0) = ? [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6381] +++ exited with 0 +++ [pid 5001] unlink("./232/binderfs" [pid 5000] umount2("./233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 6382] <... prctl resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6383 ./strace-static-x86_64: Process 6383 attached [pid 5001] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 5000] lstat("./233/binderfs", [pid 4998] getdents64(3, [pid 6382] setpgid(0, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] close(3 [pid 5000] unlink("./233/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6382] <... setpgid resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 6383] chdir("./238" [pid 5001] rmdir("./232" [pid 5000] <... unlink resumed>) = 0 [pid 4998] umount2("./232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6383] <... chdir resumed>) = 0 [pid 6383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6383] setpgid(0, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 5001] mkdir("./233", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] lstat("./232/binderfs", [pid 6383] <... setpgid resumed>) = 0 [pid 6383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] close(3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./222", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6383] write(3, "1000", 4) = 4 [pid 6383] close(3) = 0 [pid 6383] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] unlink("./232/binderfs" [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6384 [pid 5000] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6383] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... unlink resumed>) = 0 [pid 5000] rmdir("./233" [pid 4997] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 6383] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] fstat(3, [pid 6383] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] mkdir("./234", 0777 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6383] exit_group(0) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4998] close(3 [pid 6382] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... close resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6382] write(3, "1000", 4./strace-static-x86_64: Process 6384 attached [pid 6383] +++ exited with 0 +++ [pid 6384] chdir("./233") = 0 [pid 6384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] umount2("./222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6385 [pid 4998] rmdir("./232" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6382] <... write resumed>) = 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6385 attached [pid 6384] <... prctl resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 6382] close(3 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] lstat("./222/binderfs", [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] mkdir("./233", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6384] setpgid(0, 0) = 0 [pid 6384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... mkdir resumed>) = 0 [pid 4997] unlink("./222/binderfs" [pid 6382] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6384] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6385] chdir("./234" [pid 6384] write(3, "1000", 4) = 4 [pid 6385] <... chdir resumed>) = 0 [pid 6384] close(3 [pid 6385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6384] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 5002] umount2("./238", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6382] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6386 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 5002] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... close resumed>) = 0 [pid 6385] <... prctl resumed>) = 0 [pid 6384] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 [pid 4997] rmdir("./222" [pid 6385] setpgid(0, 0 [pid 6384] <... symlink resumed>) = 0 [pid 6382] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 6385] <... setpgid resumed>) = 0 [pid 6384] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6386 attached [pid 6385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6384] <... openat resumed>) = 3 [pid 6382] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6386] chdir("./233" [pid 6385] <... openat resumed>) = 3 [pid 6384] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 4997] mkdir("./223", 0777 [pid 6386] <... chdir resumed>) = 0 [pid 6385] write(3, "1000", 4 [pid 6384] <... mmap resumed>) = 0x20fff000 [pid 6382] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6385] <... write resumed>) = 4 [pid 6384] exit_group(0 [pid 6385] close(3 [pid 6384] <... exit_group resumed>) = ? [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6384] +++ exited with 0 +++ [pid 6382] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 6386] <... prctl resumed>) = 0 [pid 6385] <... close resumed>) = 0 [pid 6382] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6385] symlink("/dev/binderfs", "./binderfs" [pid 5002] lstat("./238/binderfs", [pid 6385] <... symlink resumed>) = 0 [pid 6385] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6385] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6382] exit_group(0 [pid 5002] unlink("./238/binderfs" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6387 [pid 6386] setpgid(0, 0) = 0 [pid 6385] <... mmap resumed>) = 0x20fff000 [pid 6382] <... exit_group resumed>) = ? [pid 5002] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 6385] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6385] <... exit_group resumed>) = ? [pid 5002] close(3 [pid 6385] +++ exited with 0 +++ [pid 5001] umount2("./233", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] rmdir("./238" [pid 5001] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6382] +++ exited with 0 +++ ./strace-static-x86_64: Process 6387 attached [pid 6387] chdir("./223" [pid 5002] <... rmdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... openat resumed>) = 3 [pid 5000] umount2("./234", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] mkdir("./239", 0777 [pid 5001] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6387] <... chdir resumed>) = 0 [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6387] setpgid(0, 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6387] <... setpgid resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] getdents64(3, [pid 5000] fstat(3, [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6387] write(3, "1000", 4) = 4 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6387] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6388 [pid 5000] getdents64(3, [pid 5001] umount2("./233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6387] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./219", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] lstat("./233/binderfs", [pid 5000] umount2("./234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6386] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6386] write(3, "1000", 4 [pid 5001] unlink("./233/binderfs" [pid 5000] lstat("./234/binderfs", [pid 4996] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6387] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6388 attached ) = 0 [pid 6388] chdir("./239" [pid 6387] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6386] <... write resumed>) = 4 [pid 5001] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] fstat(3, [pid 6386] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./234/binderfs" [pid 6386] <... close resumed>) = 0 [pid 5001] close(3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6388] <... chdir resumed>) = 0 [pid 6387] <... openat resumed>) = 3 [pid 6386] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6387] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] rmdir("./233" [pid 5000] getdents64(3, [pid 6388] <... prctl resumed>) = 0 [pid 6387] <... mmap resumed>) = 0x20fff000 [pid 6386] <... symlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6388] setpgid(0, 0 [pid 6387] exit_group(0 [pid 6388] <... setpgid resumed>) = 0 [pid 6387] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./219/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6387] +++ exited with 0 +++ [pid 6386] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] mkdir("./234", 0777 [pid 5000] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6388] <... openat resumed>) = 3 [pid 6388] write(3, "1000", 4) = 4 [pid 6388] close(3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4996] lstat("./219/binderfs", [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] rmdir("./234" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6388] <... close resumed>) = 0 [pid 6388] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6388] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6389 [pid 4996] unlink("./219/binderfs" [pid 6388] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6386] <... openat resumed>) = 3 [pid 5000] mkdir("./235", 0777 [pid 6388] <... mmap resumed>) = 0x20fff000 [pid 4996] <... unlink resumed>) = 0 [pid 6388] exit_group(0) = ? [pid 6388] +++ exited with 0 +++ [pid 6386] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] umount2("./223", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6389 attached [pid 6389] chdir("./234") = 0 [pid 6389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6386] <... mmap resumed>) = 0x20fff000 [pid 4997] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] close(3./strace-static-x86_64: Process 6390 attached [pid 5002] umount2("./239", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6390 [pid 6389] setpgid(0, 0) = 0 [pid 6389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 5002] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6390] chdir("./235" [pid 6389] <... openat resumed>) = 3 [pid 6386] exit_group(0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] rmdir("./219" [pid 6390] <... chdir resumed>) = 0 [pid 6389] write(3, "1000", 4 [pid 6386] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6389] <... write resumed>) = 4 [pid 5002] fstat(3, [pid 4996] <... rmdir resumed>) = 0 [pid 6389] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] mkdir("./220", 0777 [pid 6389] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 6389] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6389] <... symlink resumed>) = 0 [pid 5002] umount2("./239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6389] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6386] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./223/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6390] <... prctl resumed>) = 0 [pid 6389] <... openat resumed>) = 3 [pid 5002] lstat("./239/binderfs", [pid 6389] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6391 attached [pid 6390] setpgid(0, 0 [pid 6389] <... mmap resumed>) = 0x20fff000 [pid 5002] unlink("./239/binderfs" [pid 4998] umount2("./233", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] unlink("./223/binderfs" [pid 6391] chdir("./220" [pid 6390] <... setpgid resumed>) = 0 [pid 6389] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6391 [pid 6389] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 4998] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... unlink resumed>) = 0 [pid 6391] <... chdir resumed>) = 0 [pid 6390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6389] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6390] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] fstat(3, [pid 6391] <... prctl resumed>) = 0 [pid 6390] write(3, "1000", 4 [pid 5002] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6391] setpgid(0, 0 [pid 6390] <... write resumed>) = 4 [pid 5002] rmdir("./239" [pid 4998] getdents64(3, [pid 4997] close(3 [pid 6391] <... setpgid resumed>) = 0 [pid 6390] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6390] <... close resumed>) = 0 [pid 5002] mkdir("./240", 0777 [pid 5001] umount2("./234", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./223" [pid 6390] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] lstat("./233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 4998] unlink("./233/binderfs") = 0 [pid 5001] fstat(3, [pid 6390] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] getdents64(3, [pid 4997] mkdir("./224", 0777 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6392 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 5001] getdents64(3, [pid 6390] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6391] <... openat resumed>) = 3 [pid 6390] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] rmdir("./233" [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6391] write(3, "1000", 4 [pid 6390] <... mmap resumed>) = 0x20fff000 [pid 5001] umount2("./234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 4998] mkdir("./234", 0777) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6391] <... write resumed>) = 4 [pid 6390] exit_group(0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6393 [pid 5001] lstat("./234/binderfs", ./strace-static-x86_64: Process 6394 attached ./strace-static-x86_64: Process 6393 attached ./strace-static-x86_64: Process 6392 attached [pid 6391] close(3 [pid 6390] <... exit_group resumed>) = ? [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6394 [pid 6394] chdir("./234" [pid 5001] unlink("./234/binderfs" [pid 6392] chdir("./240" [pid 6391] <... close resumed>) = 0 [pid 6390] +++ exited with 0 +++ [pid 6394] <... chdir resumed>) = 0 [pid 6393] chdir("./224" [pid 6391] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6393] <... chdir resumed>) = 0 [pid 6392] <... chdir resumed>) = 0 [pid 6391] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 6394] <... prctl resumed>) = 0 [pid 6393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6391] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6394] setpgid(0, 0 [pid 6393] <... prctl resumed>) = 0 [pid 6392] <... prctl resumed>) = 0 [pid 5001] close(3 [pid 6394] <... setpgid resumed>) = 0 [pid 6392] setpgid(0, 0 [pid 5001] <... close resumed>) = 0 [pid 6394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] setpgid(0, 0 [pid 6392] <... setpgid resumed>) = 0 [pid 6391] <... openat resumed>) = 3 [pid 5001] rmdir("./234" [pid 6394] <... openat resumed>) = 3 [pid 6393] <... setpgid resumed>) = 0 [pid 6392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6391] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6394] write(3, "1000", 4 [pid 5001] <... rmdir resumed>) = 0 [pid 6394] <... write resumed>) = 4 [pid 5001] mkdir("./235", 0777 [pid 5000] umount2("./235", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6394] close(3 [pid 6392] <... openat resumed>) = 3 [pid 6394] <... close resumed>) = 0 [pid 6392] write(3, "1000", 4 [pid 6391] <... mmap resumed>) = 0x20fff000 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6394] symlink("/dev/binderfs", "./binderfs" [pid 6393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6392] <... write resumed>) = 4 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6394] <... symlink resumed>) = 0 [pid 6391] exit_group(0 [pid 5000] <... openat resumed>) = 3 [pid 6394] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6392] close(3 [pid 6393] <... openat resumed>) = 3 [pid 6391] <... exit_group resumed>) = ? [pid 5000] fstat(3, [pid 6394] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6392] <... close resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6395 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6394] <... mmap resumed>) = 0x20fff000 [pid 6393] write(3, "1000", 4 [pid 6392] symlink("/dev/binderfs", "./binderfs" [pid 5000] getdents64(3, [pid 6394] exit_group(0 [pid 6393] <... write resumed>) = 4 [pid 6391] +++ exited with 0 +++ [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6394] <... exit_group resumed>) = ? [pid 6393] close(3 [pid 6392] <... symlink resumed>) = 0 [pid 5000] umount2("./235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6395 attached [pid 6394] +++ exited with 0 +++ [pid 6393] <... close resumed>) = 0 [pid 6392] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6395] chdir("./235" [pid 6393] symlink("/dev/binderfs", "./binderfs" [pid 6392] <... openat resumed>) = 3 [pid 5000] lstat("./235/binderfs", [pid 6395] <... chdir resumed>) = 0 [pid 6392] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6393] <... symlink resumed>) = 0 [pid 5000] unlink("./235/binderfs" [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6395] <... prctl resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] umount2("./220", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6395] setpgid(0, 0 [pid 6392] <... mmap resumed>) = 0x20fff000 [pid 5000] getdents64(3, [pid 6395] <... setpgid resumed>) = 0 [pid 6393] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6392] exit_group(0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] <... openat resumed>) = 3 [pid 6392] <... exit_group resumed>) = ? [pid 5000] close(3 [pid 4998] umount2("./234", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6395] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6395] write(3, "1000", 4 [pid 6393] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] rmdir("./235" [pid 4998] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 [pid 6395] <... write resumed>) = 4 [pid 6392] +++ exited with 0 +++ [pid 4998] <... openat resumed>) = 3 [pid 6395] close(3 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] fstat(3, [pid 4996] fstat(3, [pid 6395] <... close resumed>) = 0 [pid 6393] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] mkdir("./236", 0777 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6395] symlink("/dev/binderfs", "./binderfs" [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6395] <... symlink resumed>) = 0 [pid 6393] exit_group(0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6395] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6393] <... exit_group resumed>) = ? [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] umount2("./234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6395] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6395] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] lstat("./234/binderfs", [pid 6395] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./240", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6396 attached [pid 6395] exit_group(0 [pid 6393] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6396 [pid 4998] unlink("./234/binderfs" [pid 4996] umount2("./220/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6396] chdir("./236" [pid 6395] <... exit_group resumed>) = ? [pid 5002] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6396] <... chdir resumed>) = 0 [pid 6395] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] fstat(3, [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6396] <... prctl resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] close(3 [pid 4996] lstat("./220/binderfs", [pid 6396] setpgid(0, 0 [pid 5002] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 4997] umount2("./224", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6396] <... setpgid resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./235", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./234" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6396] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] mkdir("./235", 0777 [pid 4997] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] unlink("./220/binderfs" [pid 6396] write(3, "1000", 4 [pid 5002] lstat("./240/binderfs", [pid 5001] <... openat resumed>) = 3 [pid 4998] <... mkdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] fstat(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 6396] <... write resumed>) = 4 ./strace-static-x86_64: Process 6397 attached [pid 5002] unlink("./240/binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] fstat(3, [pid 6396] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6397 [pid 4996] getdents64(3, [pid 6397] chdir("./235" [pid 6396] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6397] <... chdir resumed>) = 0 [pid 6396] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6396] <... symlink resumed>) = 0 [pid 5002] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 4996] close(3 [pid 6397] <... prctl resumed>) = 0 [pid 6396] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 5001] lstat("./235/binderfs", [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] rmdir("./240" [pid 4996] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] rmdir("./220" [pid 4997] umount2("./224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] mkdir("./241", 0777 [pid 5001] unlink("./235/binderfs" [pid 4996] mkdir("./221", 0777 [pid 6397] setpgid(0, 0 [pid 6396] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4997] lstat("./224/binderfs", [pid 6397] <... setpgid resumed>) = 0 [pid 6396] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] unlink("./224/binderfs" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6398 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... unlink resumed>) = 0 [pid 5001] close(3 [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6398 attached [pid 5001] <... close resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6399 [pid 5001] rmdir("./235" [pid 4997] close(3 [pid 6398] chdir("./241" [pid 6396] <... mmap resumed>) = 0x20fff000 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6396] exit_group(0 [pid 5001] mkdir("./236", 0777 [pid 4997] rmdir("./224" [pid 6396] <... exit_group resumed>) = ? [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./225", 0777 [pid 6398] <... chdir resumed>) = 0 [pid 6398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6398] setpgid(0, 0) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6398] <... openat resumed>) = 3 [pid 6396] +++ exited with 0 +++ [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6400 [pid 6398] write(3, "1000", 4) = 4 [pid 6398] close(3./strace-static-x86_64: Process 6401 attached ./strace-static-x86_64: Process 6400 attached ) = 0 [pid 6397] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6401 ./strace-static-x86_64: Process 6399 attached [pid 6401] chdir("./225" [pid 6398] symlink("/dev/binderfs", "./binderfs" [pid 6397] write(3, "1000", 4 [pid 5000] umount2("./236", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6400] chdir("./236" [pid 6401] <... chdir resumed>) = 0 [pid 6400] <... chdir resumed>) = 0 [pid 6399] chdir("./221" [pid 6398] <... symlink resumed>) = 0 [pid 6397] <... write resumed>) = 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6399] <... chdir resumed>) = 0 [pid 6398] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6397] close(3 [pid 5000] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6401] <... prctl resumed>) = 0 [pid 6400] <... prctl resumed>) = 0 [pid 6401] setpgid(0, 0 [pid 6400] setpgid(0, 0 [pid 6399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6398] <... openat resumed>) = 3 [pid 6397] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 6401] <... setpgid resumed>) = 0 [pid 6400] <... setpgid resumed>) = 0 [pid 6399] <... prctl resumed>) = 0 [pid 6398] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6397] symlink("/dev/binderfs", "./binderfs" [pid 5000] fstat(3, [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6399] setpgid(0, 0 [pid 6398] <... mmap resumed>) = 0x20fff000 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6401] <... openat resumed>) = 3 [pid 6400] <... openat resumed>) = 3 [pid 6399] <... setpgid resumed>) = 0 [pid 6398] exit_group(0 [pid 6397] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 6401] write(3, "1000", 4 [pid 6400] write(3, "1000", 4 [pid 6399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6398] <... exit_group resumed>) = ? [pid 6401] <... write resumed>) = 4 [pid 6400] <... write resumed>) = 4 [pid 6399] <... openat resumed>) = 3 [pid 6398] +++ exited with 0 +++ [pid 6397] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6401] close(3 [pid 6400] close(3 [pid 6399] write(3, "1000", 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6401] <... close resumed>) = 0 [pid 6400] <... close resumed>) = 0 [pid 6399] <... write resumed>) = 4 [pid 6397] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] symlink("/dev/binderfs", "./binderfs" [pid 6400] symlink("/dev/binderfs", "./binderfs" [pid 6399] close(3 [pid 5000] lstat("./236/binderfs", [pid 6397] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6401] <... symlink resumed>) = 0 [pid 6399] <... close resumed>) = 0 [pid 5002] umount2("./241", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6401] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6400] <... symlink resumed>) = 0 [pid 6399] symlink("/dev/binderfs", "./binderfs" [pid 6397] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] unlink("./236/binderfs" [pid 6401] <... openat resumed>) = 3 [pid 6400] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6399] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6401] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6400] <... openat resumed>) = 3 [pid 6399] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6397] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 6401] <... mmap resumed>) = 0x20fff000 [pid 6400] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6399] <... openat resumed>) = 3 [pid 6397] <... exit_group resumed>) = ? [pid 5002] fstat(3, [pid 5000] getdents64(3, [pid 6401] exit_group(0 [pid 6399] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6399] <... mmap resumed>) = 0x20fff000 [pid 6397] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 5000] close(3 [pid 6401] <... exit_group resumed>) = ? [pid 6400] <... mmap resumed>) = 0x20fff000 [pid 6399] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6399] <... exit_group resumed>) = ? [pid 5002] umount2("./241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./236" [pid 6401] +++ exited with 0 +++ [pid 6400] exit_group(0 [pid 6399] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6400] <... exit_group resumed>) = ? [pid 5002] lstat("./241/binderfs", [pid 5000] <... rmdir resumed>) = 0 [pid 4998] umount2("./235", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] mkdir("./237", 0777 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] unlink("./241/binderfs" [pid 4998] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] fstat(3, [pid 4996] umount2("./221", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 5002] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6402 [pid 4998] umount2("./235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6400] +++ exited with 0 +++ [pid 5002] rmdir("./241" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./235/binderfs", [pid 4996] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] fstat(3, ./strace-static-x86_64: Process 6402 attached [pid 5002] mkdir("./242", 0777 [pid 4998] unlink("./235/binderfs" [pid 4997] umount2("./225", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6402] chdir("./237" [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./236", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 6402] <... chdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6403 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] rmdir("./235" [pid 4997] fstat(3, [pid 4996] umount2("./221/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6402] <... prctl resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 6402] setpgid(0, 0 [pid 5001] fstat(3, [pid 4998] mkdir("./236", 0777 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6402] <... setpgid resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 4996] lstat("./221/binderfs", ./strace-static-x86_64: Process 6404 attached [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6402] <... openat resumed>) = 3 [pid 5001] umount2("./236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6404 [pid 4997] umount2("./225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6403 attached [pid 6404] chdir("./236" [pid 6402] write(3, "1000", 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] unlink("./221/binderfs" [pid 6404] <... chdir resumed>) = 0 [pid 6403] chdir("./242" [pid 6402] <... write resumed>) = 4 [pid 5001] lstat("./236/binderfs", [pid 4997] lstat("./225/binderfs", [pid 6404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6403] <... chdir resumed>) = 0 [pid 6402] close(3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6404] <... prctl resumed>) = 0 [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6402] <... close resumed>) = 0 [pid 5001] unlink("./236/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 6404] setpgid(0, 0 [pid 6403] <... prctl resumed>) = 0 [pid 6402] symlink("/dev/binderfs", "./binderfs" [pid 4997] unlink("./225/binderfs" [pid 6404] <... setpgid resumed>) = 0 [pid 6403] setpgid(0, 0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6403] <... setpgid resumed>) = 0 [pid 6402] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 6404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] close(3 [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 6404] <... openat resumed>) = 3 [pid 6403] <... openat resumed>) = 3 [pid 6402] <... openat resumed>) = 3 [pid 5001] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6404] write(3, "1000", 4 [pid 6403] write(3, "1000", 4 [pid 6402] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... close resumed>) = 0 [pid 4997] close(3 [pid 4996] rmdir("./221" [pid 6404] <... write resumed>) = 4 [pid 6403] <... write resumed>) = 4 [pid 5001] rmdir("./236" [pid 4997] <... close resumed>) = 0 [pid 6403] close(3 [pid 4996] <... rmdir resumed>) = 0 [pid 6403] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6403] symlink("/dev/binderfs", "./binderfs" [pid 5001] mkdir("./237", 0777 [pid 4997] rmdir("./225" [pid 4996] mkdir("./222", 0777 [pid 6404] close(3 [pid 6403] <... symlink resumed>) = 0 [pid 6402] <... mmap resumed>) = 0x20fff000 [pid 6403] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 6403] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 6403] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./226", 0777 [pid 4996] <... mkdir resumed>) = 0 [pid 6404] <... close resumed>) = 0 [pid 6403] <... mmap resumed>) = 0x20fff000 [pid 6402] exit_group(0 [pid 6403] exit_group(0) = ? [pid 6404] symlink("/dev/binderfs", "./binderfs" [pid 6403] +++ exited with 0 +++ [pid 6402] <... exit_group resumed>) = ? [pid 4997] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6405 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6405 attached [pid 6405] chdir("./237" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6405] <... chdir resumed>) = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] umount2("./242", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6407 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6406 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5002] fstat(3, [pid 6405] <... prctl resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6405] setpgid(0, 0 [pid 5002] getdents64(3, [pid 6405] <... setpgid resumed>) = 0 [pid 6402] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6406 attached [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6404] <... symlink resumed>) = 0 [pid 5002] umount2("./242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6406] chdir("./222" [pid 6405] <... openat resumed>) = 3 [pid 6404] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6406] <... chdir resumed>) = 0 [pid 6405] write(3, "1000", 4 [pid 5002] lstat("./242/binderfs", [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6405] <... write resumed>) = 4 [pid 6404] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6407 attached [pid 6406] <... prctl resumed>) = 0 [pid 6405] close(3 [pid 6407] chdir("./226" [pid 6405] <... close resumed>) = 0 [pid 6404] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./242/binderfs" [pid 6406] setpgid(0, 0 [pid 6407] <... chdir resumed>) = 0 [pid 6405] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6405] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 6407] <... prctl resumed>) = 0 [pid 6405] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./237", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6407] setpgid(0, 0 [pid 6406] <... setpgid resumed>) = 0 [pid 6405] <... openat resumed>) = 3 [pid 6404] <... mmap resumed>) = 0x20fff000 [pid 6407] <... setpgid resumed>) = 0 [pid 6405] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6405] <... mmap resumed>) = 0x20fff000 [pid 6404] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6407] <... openat resumed>) = 3 [pid 6406] <... openat resumed>) = 3 [pid 6405] exit_group(0 [pid 6404] <... exit_group resumed>) = ? [pid 5002] rmdir("./242" [pid 5000] <... openat resumed>) = 3 [pid 6407] write(3, "1000", 4 [pid 6406] write(3, "1000", 4 [pid 6405] <... exit_group resumed>) = ? [pid 6407] <... write resumed>) = 4 [pid 6406] <... write resumed>) = 4 [pid 6405] +++ exited with 0 +++ [pid 6404] +++ exited with 0 +++ [pid 5002] <... rmdir resumed>) = 0 [pid 5000] fstat(3, [pid 6407] close(3 [pid 6406] close(3 [pid 5002] mkdir("./243", 0777 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6407] <... close resumed>) = 0 [pid 6406] <... close resumed>) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6407] symlink("/dev/binderfs", "./binderfs" [pid 6406] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] <... restart_syscall resumed>) = 0 [pid 6407] <... symlink resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6407] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6406] <... symlink resumed>) = 0 [pid 5001] umount2("./237", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6408 attached [pid 6407] <... openat resumed>) = 3 [pid 6406] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./236", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6408] chdir("./243" [pid 6407] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6406] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6408 [pid 5001] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6408] <... chdir resumed>) = 0 [pid 6407] <... mmap resumed>) = 0x20fff000 [pid 6406] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] lstat("./237/binderfs", [pid 4998] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6407] exit_group(0 [pid 5001] fstat(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6408] <... prctl resumed>) = 0 [pid 6407] <... exit_group resumed>) = ? [pid 6406] <... mmap resumed>) = 0x20fff000 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] unlink("./237/binderfs" [pid 4998] fstat(3, [pid 6408] setpgid(0, 0 [pid 6407] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6408] <... setpgid resumed>) = 0 [pid 6406] exit_group(0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 6406] <... exit_group resumed>) = ? [pid 5001] umount2("./237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] close(3 [pid 4998] umount2("./236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] lstat("./237/binderfs", [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] rmdir("./237" [pid 4998] lstat("./236/binderfs", [pid 5001] unlink("./237/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] unlink("./236/binderfs" [pid 4997] umount2("./226", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6406] +++ exited with 0 +++ [pid 5001] <... unlink resumed>) = 0 [pid 5000] mkdir("./238", 0777 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6408] <... openat resumed>) = 3 [pid 5001] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 4998] getdents64(3, [pid 4997] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6408] write(3, "1000", 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 4998] close(3 [pid 4997] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4998] rmdir("./236" [pid 4997] fstat(3, [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6408] <... write resumed>) = 4 [pid 5001] rmdir("./237" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6409 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4998] mkdir("./237", 0777 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6408] close(3 [pid 5001] mkdir("./238", 0777 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 6408] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6410 attached [pid 6408] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6408] <... symlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6410 [pid 4997] umount2("./226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./222", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6409 attached [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6410] chdir("./237" [pid 6409] chdir("./238" [pid 6408] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6411 [pid 4997] lstat("./226/binderfs", [pid 4996] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6410] <... chdir resumed>) = 0 [pid 6409] <... chdir resumed>) = 0 [pid 6408] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] <... openat resumed>) = 3 [pid 6410] <... prctl resumed>) = 0 [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6408] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] unlink("./226/binderfs" [pid 4996] fstat(3, [pid 6410] setpgid(0, 0 [pid 6409] <... prctl resumed>) = 0 [pid 6409] setpgid(0, 0 [pid 4997] <... unlink resumed>) = 0 [pid 6408] <... mmap resumed>) = 0x20fff000 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6411 attached [pid 6410] <... setpgid resumed>) = 0 [pid 6409] <... setpgid resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] getdents64(3, [pid 6411] chdir("./238" [pid 6410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6408] exit_group(0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6411] <... chdir resumed>) = 0 [pid 6410] <... openat resumed>) = 3 [pid 6409] <... openat resumed>) = 3 [pid 6408] <... exit_group resumed>) = ? [pid 4997] close(3 [pid 4996] umount2("./222/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6410] write(3, "1000", 4 [pid 6409] write(3, "1000", 4 [pid 4997] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6411] <... prctl resumed>) = 0 [pid 6409] <... write resumed>) = 4 [pid 4997] rmdir("./226" [pid 4996] lstat("./222/binderfs", [pid 6411] setpgid(0, 0 [pid 6410] <... write resumed>) = 4 [pid 6409] close(3 [pid 6408] +++ exited with 0 +++ [pid 6411] <... setpgid resumed>) = 0 [pid 6409] <... close resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6410] close(3 [pid 6409] symlink("/dev/binderfs", "./binderfs" [pid 4997] mkdir("./227", 0777 [pid 4996] unlink("./222/binderfs" [pid 6411] <... openat resumed>) = 3 [pid 6410] <... close resumed>) = 0 [pid 6409] <... symlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6411] write(3, "1000", 4 [pid 6410] symlink("/dev/binderfs", "./binderfs" [pid 6409] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./243", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6411] <... write resumed>) = 4 [pid 6410] <... symlink resumed>) = 0 [pid 6409] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, [pid 6411] close(3 [pid 6410] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6409] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6412 attached [pid 6411] <... close resumed>) = 0 [pid 6410] <... openat resumed>) = 3 [pid 6409] <... mmap resumed>) = 0x20fff000 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6412] chdir("./227" [pid 6411] symlink("/dev/binderfs", "./binderfs" [pid 6410] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6409] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 6412] <... chdir resumed>) = 0 [pid 6411] <... symlink resumed>) = 0 [pid 6409] <... exit_group resumed>) = ? [pid 5002] fstat(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6412 [pid 4996] close(3 [pid 6412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6411] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6410] <... mmap resumed>) = 0x20fff000 [pid 6409] +++ exited with 0 +++ [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6412] <... prctl resumed>) = 0 [pid 6411] <... openat resumed>) = 3 [pid 6410] exit_group(0 [pid 5002] getdents64(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... close resumed>) = 0 [pid 6412] setpgid(0, 0 [pid 6411] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6412] <... setpgid resumed>) = 0 [pid 6411] <... mmap resumed>) = 0x20fff000 [pid 6410] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] rmdir("./222" [pid 6411] exit_group(0 [pid 5002] umount2("./243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6411] <... exit_group resumed>) = ? [pid 6411] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./238", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 6410] +++ exited with 0 +++ [pid 5002] lstat("./243/binderfs", [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./223", 0777 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] unlink("./243/binderfs" [pid 5000] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 6412] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 5000] fstat(3, [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6412] write(3, "1000", 4 [pid 5002] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6412] <... write resumed>) = 4 [pid 6412] close(3 [pid 4998] umount2("./237", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6412] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6412] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 4998] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6413 [pid 6412] <... symlink resumed>) = 0 [pid 5002] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... openat resumed>) = 3 [pid 6412] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... close resumed>) = 0 [pid 5000] umount2("./238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 6412] <... openat resumed>) = 3 [pid 5002] rmdir("./243" [pid 5001] umount2("./238", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6412] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] getdents64(3, [pid 6412] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./238/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6412] exit_group(0 [pid 5002] mkdir("./244", 0777 [pid 5001] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6413 attached [pid 6412] <... exit_group resumed>) = ? [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6413] chdir("./223" [pid 6412] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] unlink("./238/binderfs" [pid 4998] lstat("./237/binderfs", [pid 6413] <... chdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] fstat(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] unlink("./237/binderfs" [pid 6413] <... prctl resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 6413] setpgid(0, 0 [pid 4998] getdents64(3, [pid 6413] <... setpgid resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4998] close(3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6413] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6414 [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6413] write(3, "1000", 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] close(3 [pid 4998] rmdir("./237"./strace-static-x86_64: Process 6414 attached [pid 6413] <... write resumed>) = 4 [pid 5001] umount2("./238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6413] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./238" [pid 4998] mkdir("./238", 0777 [pid 6413] <... close resumed>) = 0 [pid 5001] lstat("./238/binderfs", [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6413] symlink("/dev/binderfs", "./binderfs" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6415 attached [pid 6414] chdir("./244" [pid 6413] <... symlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] mkdir("./239", 0777 [pid 6414] <... chdir resumed>) = 0 [pid 6413] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] unlink("./238/binderfs" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6415 [pid 6413] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] umount2("./227", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6413] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6415] chdir("./238" [pid 6414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6413] <... mmap resumed>) = 0x20fff000 [pid 5001] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6413] exit_group(0) = ? [pid 6415] <... chdir resumed>) = 0 [pid 6414] <... prctl resumed>) = 0 [pid 6413] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6414] setpgid(0, 0 [pid 5001] close(3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6416 [pid 5001] <... close resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6414] <... setpgid resumed>) = 0 [pid 5001] rmdir("./238" [pid 4997] fstat(3, [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6416 attached [pid 6416] chdir("./239" [pid 5001] <... rmdir resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6416] <... chdir resumed>) = 0 [pid 6414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] getdents64(3, [pid 4996] <... restart_syscall resumed>) = 0 [pid 5001] mkdir("./239", 0777 [pid 6416] <... prctl resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6416] setpgid(0, 0) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] umount2("./227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6416] write(3, "1000", 4) = 4 [pid 6416] close(3 [pid 4996] umount2("./223", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6416] <... close resumed>) = 0 [pid 6414] <... openat resumed>) = 3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6417 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6416] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6414] write(3, "1000", 4 [pid 4997] lstat("./227/binderfs", [pid 4996] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6416] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6414] <... write resumed>) = 4 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6416] <... openat resumed>) = 3 [pid 6415] <... prctl resumed>) = 0 [pid 6414] close(3 [pid 4997] unlink("./227/binderfs" [pid 4996] <... openat resumed>) = 3 [pid 6416] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6415] setpgid(0, 0 [pid 6414] <... close resumed>) = 0 ./strace-static-x86_64: Process 6417 attached [pid 6416] <... mmap resumed>) = 0x20fff000 [pid 6415] <... setpgid resumed>) = 0 [pid 6414] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... unlink resumed>) = 0 [pid 4996] fstat(3, [pid 6417] chdir("./239" [pid 6416] exit_group(0 [pid 6414] <... symlink resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] getdents64(3, [pid 6417] <... chdir resumed>) = 0 [pid 6416] <... exit_group resumed>) = ? [pid 4997] close(3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6416] +++ exited with 0 +++ [pid 6415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6414] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... close resumed>) = 0 [pid 4996] umount2("./223/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6417] <... prctl resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6417] setpgid(0, 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] rmdir("./227" [pid 4996] lstat("./223/binderfs", [pid 6417] <... setpgid resumed>) = 0 [pid 6414] <... openat resumed>) = 3 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./228", 0777 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] unlink("./223/binderfs" [pid 6417] <... openat resumed>) = 3 [pid 4997] <... mkdir resumed>) = 0 [pid 6417] write(3, "1000", 4) = 4 [pid 6414] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... unlink resumed>) = 0 [pid 6417] close(3) = 0 [pid 5000] umount2("./239", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6417] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6417] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6414] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6417] exit_group(0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6418 [pid 4996] close(3 [pid 5000] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6417] <... exit_group resumed>) = ? [pid 6414] exit_group(0 [pid 4996] <... close resumed>) = 0 [pid 6417] +++ exited with 0 +++ [pid 6415] <... openat resumed>) = 3 [pid 6414] <... exit_group resumed>) = ? [pid 5000] <... openat resumed>) = 3 [pid 4996] rmdir("./223" [pid 5000] fstat(3, ./strace-static-x86_64: Process 6418 attached [pid 6418] chdir("./228" [pid 4996] <... rmdir resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4996] mkdir("./224", 0777 [pid 6418] <... chdir resumed>) = 0 [pid 6418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6418] setpgid(0, 0) = 0 [pid 5000] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 6418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6418] <... openat resumed>) = 3 [pid 5000] umount2("./239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6418] write(3, "1000", 4) = 4 [pid 6418] close(3) = 0 [pid 6418] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] lstat("./239/binderfs", [pid 6418] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6414] +++ exited with 0 +++ [pid 5001] umount2("./239", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6419 [pid 6418] <... openat resumed>) = 3 [pid 6415] write(3, "1000", 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6418] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] unlink("./239/binderfs" [pid 6418] <... mmap resumed>) = 0x20fff000 [pid 6415] <... write resumed>) = 4 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 5001] fstat(3, [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] getdents64(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6419 attached [pid 6418] exit_group(0 [pid 5001] getdents64(3, [pid 5000] close(3 [pid 6419] chdir("./224" [pid 6418] <... exit_group resumed>) = ? [pid 5002] umount2("./244", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... close resumed>) = 0 [pid 6419] <... chdir resumed>) = 0 [pid 6418] +++ exited with 0 +++ [pid 6415] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./239" [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6419] <... prctl resumed>) = 0 [pid 6419] setpgid(0, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6419] <... setpgid resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5001] lstat("./239/binderfs", [pid 5000] mkdir("./240", 0777 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] fstat(3, [pid 6415] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... mkdir resumed>) = 0 [pid 5002] getdents64(3, [pid 6419] <... openat resumed>) = 3 [pid 6415] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] unlink("./239/binderfs" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6419] write(3, "1000", 4 [pid 5002] umount2("./244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6419] <... write resumed>) = 4 [pid 4997] umount2("./228", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6419] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... unlink resumed>) = 0 [pid 6419] <... close resumed>) = 0 [pid 6419] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6419] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] lstat("./244/binderfs", [pid 5001] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] unlink("./244/binderfs" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6420 [pid 4997] <... openat resumed>) = 3 [pid 6419] <... openat resumed>) = 3 [pid 6415] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] close(3 [pid 4997] fstat(3, [pid 6419] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] getdents64(3, [pid 5001] <... close resumed>) = 0 [pid 6419] <... mmap resumed>) = 0x20fff000 [pid 6415] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] rmdir("./239" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6419] exit_group(0 [pid 5002] close(3 [pid 6419] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./244" [pid 5001] mkdir("./240", 0777 [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6420 attached [pid 6419] +++ exited with 0 +++ [pid 6415] <... openat resumed>) = 3 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6420] chdir("./240" [pid 6415] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] mkdir("./245", 0777 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6420] <... chdir resumed>) = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6420] setpgid(0, 0) = 0 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6420] write(3, "1000", 4) = 4 [pid 6420] close(3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6420] <... close resumed>) = 0 [pid 4997] lstat("./228/binderfs", [pid 4996] <... restart_syscall resumed>) = 0 [pid 6420] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6420] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6422 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6421 [pid 4997] unlink("./228/binderfs" [pid 6420] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6415] <... mmap resumed>) = 0x20fff000 [pid 4997] <... unlink resumed>) = 0 [pid 4996] umount2("./224", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6420] exit_group(0 [pid 6415] exit_group(0 [pid 4997] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6420] <... exit_group resumed>) = ? [pid 6415] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6421 attached [pid 6420] +++ exited with 0 +++ [pid 6415] +++ exited with 0 +++ [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6421] chdir("./240" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] close(3./strace-static-x86_64: Process 6422 attached [pid 6421] <... chdir resumed>) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... close resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6422] chdir("./245" [pid 6421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] rmdir("./228" [pid 4996] fstat(3, [pid 6422] <... chdir resumed>) = 0 [pid 6421] <... prctl resumed>) = 0 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6421] setpgid(0, 0 [pid 6422] <... prctl resumed>) = 0 [pid 6421] <... setpgid resumed>) = 0 [pid 4998] umount2("./238", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... rmdir resumed>) = 0 [pid 6422] setpgid(0, 0 [pid 6421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6422] <... setpgid resumed>) = 0 [pid 6421] <... openat resumed>) = 3 [pid 4998] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] mkdir("./229", 0777 [pid 4996] getdents64(3, [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6421] write(3, "1000", 4 [pid 4998] <... openat resumed>) = 3 [pid 6422] <... openat resumed>) = 3 [pid 6421] <... write resumed>) = 4 [pid 4998] fstat(3, [pid 4997] <... mkdir resumed>) = 0 [pid 6422] write(3, "1000", 4 [pid 6421] close(3 [pid 5000] umount2("./240", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6422] <... write resumed>) = 4 [pid 6421] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 6422] close(3 [pid 6421] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6422] <... close resumed>) = 0 [pid 6421] <... symlink resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./224/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6423 attached [pid 6422] symlink("/dev/binderfs", "./binderfs" [pid 6421] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6423 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6422] <... symlink resumed>) = 0 [pid 6421] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 4998] lstat("./238/binderfs", [pid 4996] lstat("./224/binderfs", [pid 6422] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6421] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6423] chdir("./229" [pid 6422] <... openat resumed>) = 3 [pid 6421] <... mmap resumed>) = 0x20fff000 [pid 5000] getdents64(3, [pid 4998] unlink("./238/binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6423] <... chdir resumed>) = 0 [pid 6422] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6421] exit_group(0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... unlink resumed>) = 0 [pid 6423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6422] <... mmap resumed>) = 0x20fff000 [pid 6421] <... exit_group resumed>) = ? [pid 5000] umount2("./240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] unlink("./224/binderfs" [pid 6423] <... prctl resumed>) = 0 [pid 6422] exit_group(0 [pid 6421] +++ exited with 0 +++ [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6423] setpgid(0, 0 [pid 6422] <... exit_group resumed>) = ? [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] lstat("./240/binderfs", [pid 4998] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 6423] <... setpgid resumed>) = 0 [pid 6422] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./238" [pid 6423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] unlink("./240/binderfs" [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./240", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./239", 0777 [pid 6423] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] close(3 [pid 6423] write(3, "1000", 4 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6424 attached [pid 6423] <... write resumed>) = 4 [pid 5001] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] getdents64(3, [pid 4996] <... close resumed>) = 0 [pid 6423] close(3 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6424 [pid 4996] rmdir("./224" [pid 6423] <... close resumed>) = 0 [pid 5001] fstat(3, [pid 5000] close(3 [pid 6423] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] umount2("./245", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 6424] chdir("./239" [pid 4996] <... rmdir resumed>) = 0 [pid 6423] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 5000] rmdir("./240" [pid 4996] mkdir("./225", 0777 [pid 6424] <... chdir resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6423] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 6423] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6423] <... mmap resumed>) = 0x20fff000 [pid 5002] fstat(3, [pid 5001] umount2("./240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] mkdir("./241", 0777 [pid 4996] <... mkdir resumed>) = 0 [pid 6423] exit_group(0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6423] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 5001] lstat("./240/binderfs", [pid 5000] <... mkdir resumed>) = 0 [pid 6424] <... prctl resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6423] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6424] setpgid(0, 0) = 0 [pid 6424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6424] <... openat resumed>) = 3 [pid 6424] write(3, "1000", 4./strace-static-x86_64: Process 6426 attached ./strace-static-x86_64: Process 6425 attached ) = 4 [pid 5002] umount2("./245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] unlink("./240/binderfs" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6425 [pid 6424] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6426 [pid 6426] chdir("./241" [pid 6424] <... close resumed>) = 0 [pid 5002] lstat("./245/binderfs", [pid 5001] getdents64(3, [pid 6426] <... chdir resumed>) = 0 [pid 6425] chdir("./225" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] <... chdir resumed>) = 0 [pid 5002] unlink("./245/binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6426] <... prctl resumed>) = 0 [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6426] setpgid(0, 0 [pid 6425] <... prctl resumed>) = 0 [pid 6424] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 5001] close(3 [pid 6426] <... setpgid resumed>) = 0 [pid 6425] setpgid(0, 0 [pid 5002] getdents64(3, [pid 5001] <... close resumed>) = 0 [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6425] <... setpgid resumed>) = 0 [pid 6424] <... symlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] rmdir("./240" [pid 6426] <... openat resumed>) = 3 [pid 6424] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 6426] write(3, "1000", 4 [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6424] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] umount2("./229", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6426] <... write resumed>) = 4 [pid 6425] <... openat resumed>) = 3 [pid 6424] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./245" [pid 6426] close(3 [pid 6425] write(3, "1000", 4 [pid 6424] <... mmap resumed>) = 0x20fff000 [pid 5001] mkdir("./241", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6426] <... close resumed>) = 0 [pid 6425] <... write resumed>) = 4 [pid 6424] exit_group(0 [pid 5002] <... rmdir resumed>) = 0 [pid 6426] symlink("/dev/binderfs", "./binderfs" [pid 6425] close(3 [pid 6424] <... exit_group resumed>) = ? [pid 5002] mkdir("./246", 0777 [pid 5001] <... mkdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6426] <... symlink resumed>) = 0 [pid 6425] <... close resumed>) = 0 [pid 6424] +++ exited with 0 +++ [pid 6425] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4997] fstat(3, [pid 4998] umount2("./239", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6428 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6427 [pid 4998] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6426] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6425] <... symlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4997] getdents64(3, [pid 6426] <... openat resumed>) = 3 [pid 6425] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6426] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6425] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6425] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6428 attached ./strace-static-x86_64: Process 6427 attached [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6428] chdir("./246" [pid 6427] chdir("./241" [pid 6426] <... mmap resumed>) = 0x20fff000 [pid 6425] <... mmap resumed>) = 0x20fff000 [pid 4998] lstat("./239/binderfs", [pid 4997] lstat("./229/binderfs", [pid 6428] <... chdir resumed>) = 0 [pid 6427] <... chdir resumed>) = 0 [pid 6426] exit_group(0 [pid 6425] exit_group(0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6426] <... exit_group resumed>) = ? [pid 6425] <... exit_group resumed>) = ? [pid 4998] unlink("./239/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6428] <... prctl resumed>) = 0 [pid 6427] <... prctl resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] unlink("./229/binderfs" [pid 6428] setpgid(0, 0 [pid 6427] setpgid(0, 0 [pid 4998] getdents64(3, [pid 6428] <... setpgid resumed>) = 0 [pid 6427] <... setpgid resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6425] +++ exited with 0 +++ [pid 4998] close(3 [pid 4997] getdents64(3, [pid 6428] <... openat resumed>) = 3 [pid 6427] <... openat resumed>) = 3 [pid 6426] +++ exited with 0 +++ [pid 4998] <... close resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6428] write(3, "1000", 4 [pid 6427] write(3, "1000", 4 [pid 4998] rmdir("./239" [pid 4997] close(3 [pid 6428] <... write resumed>) = 4 [pid 6427] <... write resumed>) = 4 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... rmdir resumed>) = 0 [pid 6428] close(3 [pid 6427] close(3 [pid 5000] umount2("./241", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./240", 0777 [pid 4997] <... close resumed>) = 0 [pid 6428] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./229" [pid 4996] umount2("./225", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6428] symlink("/dev/binderfs", "./binderfs" [pid 6427] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6428] <... symlink resumed>) = 0 [pid 6427] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... openat resumed>) = 3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] mkdir("./230", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6429 attached [pid 6428] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6427] <... symlink resumed>) = 0 [pid 5000] fstat(3, [pid 6429] chdir("./240" [pid 6428] <... openat resumed>) = 3 [pid 6427] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6429 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6429] <... chdir resumed>) = 0 [pid 6428] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6427] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6428] <... mmap resumed>) = 0x20fff000 [pid 6427] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6430 attached [pid 6429] <... prctl resumed>) = 0 [pid 6428] exit_group(0 [pid 6427] <... mmap resumed>) = 0x20fff000 [pid 5000] umount2("./241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 6430] chdir("./230" [pid 6429] setpgid(0, 0 [pid 6428] <... exit_group resumed>) = ? [pid 6427] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6430 [pid 6430] <... chdir resumed>) = 0 [pid 6429] <... setpgid resumed>) = 0 [pid 6428] +++ exited with 0 +++ [pid 6427] <... exit_group resumed>) = ? [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] +++ exited with 0 +++ [pid 5000] lstat("./241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 6430] <... prctl resumed>) = 0 [pid 6429] <... openat resumed>) = 3 [pid 5002] umount2("./246", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] unlink("./241/binderfs" [pid 6430] setpgid(0, 0 [pid 6429] write(3, "1000", 4 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] umount2("./241", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6430] <... setpgid resumed>) = 0 [pid 6429] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4996] umount2("./225/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6429] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6429] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6429] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4996] lstat("./225/binderfs", [pid 6430] <... openat resumed>) = 3 [pid 6429] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] fstat(3, [pid 5000] <... close resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6430] write(3, "1000", 4 [pid 6429] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] rmdir("./241" [pid 4996] unlink("./225/binderfs" [pid 6430] <... write resumed>) = 4 [pid 5002] umount2("./246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] getdents64(3, [pid 5000] <... rmdir resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] mkdir("./242", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 6430] close(3 [pid 6429] <... openat resumed>) = 3 [pid 5002] lstat("./246/binderfs", [pid 5001] umount2("./241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5000] <... mkdir resumed>) = 0 [pid 6430] <... close resumed>) = 0 [pid 6429] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6430] symlink("/dev/binderfs", "./binderfs" [pid 5002] unlink("./246/binderfs" [pid 5001] lstat("./241/binderfs", ./strace-static-x86_64: Process 6431 attached {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] close(3 [pid 5002] <... unlink resumed>) = 0 [pid 6429] <... mmap resumed>) = 0x20fff000 [pid 5001] unlink("./241/binderfs" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6431 [pid 4996] <... close resumed>) = 0 [pid 6430] <... symlink resumed>) = 0 [pid 6429] exit_group(0 [pid 5002] getdents64(3, [pid 6429] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] rmdir("./225" [pid 6430] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] close(3 [pid 5001] getdents64(3, [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] rmdir("./246" [pid 4996] mkdir("./226", 0777 [pid 5001] close(3 [pid 6431] chdir("./242" [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6431] <... chdir resumed>) = 0 [pid 5002] mkdir("./247", 0777 [pid 5001] rmdir("./241" [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 6431] setpgid(0, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6431] <... setpgid resumed>) = 0 [pid 6431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6431] write(3, "1000", 4) = 4 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] mkdir("./242", 0777 [pid 6431] close(3) = 0 [pid 6431] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6433 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6432 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6431] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6431] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6429] +++ exited with 0 +++ [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6434 ./strace-static-x86_64: Process 6433 attached [pid 6431] <... mmap resumed>) = 0x20fff000 [pid 6430] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6432 attached [pid 6433] chdir("./247" [pid 6431] exit_group(0 [pid 6430] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6433] <... chdir resumed>) = 0 [pid 6432] chdir("./226" [pid 6431] <... exit_group resumed>) = ? [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6430] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 6434 attached [pid 6433] <... prctl resumed>) = 0 [pid 6432] <... chdir resumed>) = 0 [pid 6431] +++ exited with 0 +++ [pid 6433] setpgid(0, 0 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6430] exit_group(0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6431, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6433] <... setpgid resumed>) = 0 [pid 6432] <... prctl resumed>) = 0 [pid 6430] <... exit_group resumed>) = ? [pid 6434] chdir("./242" [pid 6432] setpgid(0, 0 [pid 6434] <... chdir resumed>) = 0 [pid 6432] <... setpgid resumed>) = 0 [pid 4998] umount2("./240", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6430] +++ exited with 0 +++ [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6434] <... prctl resumed>) = 0 [pid 6433] <... openat resumed>) = 3 [pid 6432] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6433] write(3, "1000", 4 [pid 6432] write(3, "1000", 4 [pid 5000] umount2("./242", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 4997] umount2("./230", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6434] setpgid(0, 0 [pid 6433] <... write resumed>) = 4 [pid 6432] <... write resumed>) = 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6434] <... setpgid resumed>) = 0 [pid 6433] close(3 [pid 6432] close(3 [pid 5000] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] getdents64(3, [pid 4997] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6433] <... close resumed>) = 0 [pid 6432] <... close resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... openat resumed>) = 3 [pid 6433] symlink("/dev/binderfs", "./binderfs" [pid 6432] symlink("/dev/binderfs", "./binderfs" [pid 5000] fstat(3, [pid 4998] umount2("./240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 6434] <... openat resumed>) = 3 [pid 6433] <... symlink resumed>) = 0 [pid 6432] <... symlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6434] write(3, "1000", 4 [pid 6433] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6432] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 4998] lstat("./240/binderfs", [pid 4997] getdents64(3, [pid 6434] <... write resumed>) = 4 [pid 6433] <... openat resumed>) = 3 [pid 6432] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6434] close(3 [pid 6433] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6432] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] umount2("./242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./240/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6434] <... close resumed>) = 0 [pid 6433] <... mmap resumed>) = 0x20fff000 [pid 6432] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... unlink resumed>) = 0 [pid 4997] umount2("./230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6434] symlink("/dev/binderfs", "./binderfs" [pid 6433] exit_group(0 [pid 6432] exit_group(0 [pid 5000] lstat("./242/binderfs", [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6434] <... symlink resumed>) = 0 [pid 6433] <... exit_group resumed>) = ? [pid 6432] <... exit_group resumed>) = ? [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6434] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6433] +++ exited with 0 +++ [pid 6432] +++ exited with 0 +++ [pid 5000] unlink("./242/binderfs" [pid 4998] close(3 [pid 4997] lstat("./230/binderfs", [pid 6434] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 6434] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... unlink resumed>) = 0 [pid 4998] rmdir("./240" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6434] <... mmap resumed>) = 0x20fff000 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] getdents64(3, [pid 4998] <... rmdir resumed>) = 0 [pid 4997] unlink("./230/binderfs" [pid 6434] exit_group(0 [pid 4998] mkdir("./241", 0777 [pid 6434] <... exit_group resumed>) = ? [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6434] +++ exited with 0 +++ [pid 5000] close(3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 4996] umount2("./226", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... close resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] umount2("./247", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] rmdir("./242" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6435 [pid 4997] close(3 [pid 4996] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./243", 0777 [pid 4997] rmdir("./230" [pid 4996] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5001] umount2("./242", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 5001] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] fstat(3, [pid 5001] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... rmdir resumed>) = 0 [pid 4996] fstat(3, [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] umount2("./242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./242/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 5001] unlink("./242/binderfs" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6436 [pid 4997] mkdir("./231", 0777./strace-static-x86_64: Process 6435 attached [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5001] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] umount2("./247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] close(3 [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] lstat("./247/binderfs", [pid 5001] rmdir("./242") = 0 [pid 5001] mkdir("./243", 0777 [pid 4996] umount2("./226/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6437 [pid 5002] unlink("./247/binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6436 attached [pid 5002] <... unlink resumed>) = 0 [pid 4996] lstat("./226/binderfs", ./strace-static-x86_64: Process 6438 attached [pid 6436] chdir("./243" [pid 6435] chdir("./241" [pid 5002] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6438 [pid 6436] <... chdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] close(3 [pid 6436] <... prctl resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 4996] unlink("./226/binderfs"./strace-static-x86_64: Process 6437 attached [pid 6436] setpgid(0, 0 [pid 5002] rmdir("./247" [pid 6437] chdir("./231" [pid 6436] <... setpgid resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6437] <... chdir resumed>) = 0 [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6436] <... openat resumed>) = 3 [pid 5002] mkdir("./248", 0777 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6437] <... prctl resumed>) = 0 [pid 6436] write(3, "1000", 4 [pid 6437] setpgid(0, 0 [pid 6436] <... write resumed>) = 4 [pid 5002] <... mkdir resumed>) = 0 [pid 4996] close(3 [pid 6437] <... setpgid resumed>) = 0 [pid 6436] close(3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... close resumed>) = 0 [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6436] <... close resumed>) = 0 [pid 6435] <... chdir resumed>) = 0 [pid 6437] <... openat resumed>) = 3 [pid 6436] symlink("/dev/binderfs", "./binderfs" [pid 6437] write(3, "1000", 4 [pid 6436] <... symlink resumed>) = 0 [pid 4996] rmdir("./226" [pid 6437] <... write resumed>) = 4 [pid 6436] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6439 [pid 6437] close(3 [pid 6436] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6437] <... close resumed>) = 0 [pid 6436] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4996] mkdir("./227", 0777 [pid 6438] chdir("./243" [pid 6437] symlink("/dev/binderfs", "./binderfs" [pid 6436] <... mmap resumed>) = 0x20fff000 [pid 6435] <... prctl resumed>) = 0 [pid 6437] <... symlink resumed>) = 0 [pid 6436] exit_group(0 [pid 6435] setpgid(0, 0 [pid 4996] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6439 attached [pid 6437] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6436] <... exit_group resumed>) = ? [pid 6435] <... setpgid resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6439] chdir("./248" [pid 6438] <... chdir resumed>) = 0 [pid 6437] <... openat resumed>) = 3 [pid 6436] +++ exited with 0 +++ [pid 6439] <... chdir resumed>) = 0 [pid 6437] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6437] <... mmap resumed>) = 0x20fff000 [pid 6439] <... prctl resumed>) = 0 [pid 6438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6437] exit_group(0 [pid 6435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6439] setpgid(0, 0 [pid 6437] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6440 [pid 6439] <... setpgid resumed>) = 0 [pid 6438] <... prctl resumed>) = 0 [pid 6437] +++ exited with 0 +++ [pid 6435] <... openat resumed>) = 3 [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6438] setpgid(0, 0 [pid 6435] write(3, "1000", 4 [pid 6439] <... openat resumed>) = 3 [pid 6438] <... setpgid resumed>) = 0 [pid 6435] <... write resumed>) = 4 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6439] write(3, "1000", 4 [pid 6435] close(3 [pid 5000] umount2("./243", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6440 attached [pid 6439] <... write resumed>) = 4 [pid 6435] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6435] symlink("/dev/binderfs", "./binderfs" [pid 5000] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6440] chdir("./227" [pid 6439] close(3 [pid 5000] <... openat resumed>) = 3 [pid 6440] <... chdir resumed>) = 0 [pid 6439] <... close resumed>) = 0 [pid 6438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6435] <... symlink resumed>) = 0 [pid 5000] fstat(3, [pid 6440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6439] symlink("/dev/binderfs", "./binderfs" [pid 6440] <... prctl resumed>) = 0 [pid 6439] <... symlink resumed>) = 0 [pid 6435] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6438] <... openat resumed>) = 3 [pid 6440] setpgid(0, 0 [pid 6439] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 6440] <... setpgid resumed>) = 0 [pid 6439] <... openat resumed>) = 3 [pid 6438] write(3, "1000", 4 [pid 6435] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6439] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] umount2("./231", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6440] <... openat resumed>) = 3 [pid 6439] <... mmap resumed>) = 0x20fff000 [pid 6438] <... write resumed>) = 4 [pid 6435] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] umount2("./243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6440] write(3, "1000", 4 [pid 6439] exit_group(0 [pid 6438] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6440] <... write resumed>) = 4 [pid 6439] <... exit_group resumed>) = ? [pid 5000] lstat("./243/binderfs", [pid 6440] close(3 [pid 6439] +++ exited with 0 +++ [pid 6438] <... close resumed>) = 0 [pid 6435] <... mmap resumed>) = 0x20fff000 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6440] <... close resumed>) = 0 [pid 6435] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] unlink("./243/binderfs" [pid 6438] symlink("/dev/binderfs", "./binderfs" [pid 4997] fstat(3, [pid 6440] symlink("/dev/binderfs", "./binderfs" [pid 6435] <... exit_group resumed>) = ? [pid 6440] <... symlink resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6440] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] umount2("./248", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 6440] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6440] <... mmap resumed>) = 0x20fff000 [pid 6435] +++ exited with 0 +++ [pid 6438] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6440] exit_group(0 [pid 5002] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4997] umount2("./231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6440] <... exit_group resumed>) = ? [pid 6438] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 5000] rmdir("./243" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6440] +++ exited with 0 +++ [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./241", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] <... rmdir resumed>) = 0 [pid 4998] lstat("./241/binderfs", [pid 4997] lstat("./231/binderfs", [pid 5002] getdents64(3, [pid 5000] mkdir("./244", 0777 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] unlink("./241/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] umount2("./248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] unlink("./231/binderfs" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6438] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] lstat("./248/binderfs", [pid 4997] <... unlink resumed>) = 0 [pid 4996] umount2("./227", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] close(3) = 0 [pid 4998] rmdir("./241" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6438] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./248/binderfs" [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6441 [pid 4998] mkdir("./242", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] close(3 [pid 4996] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... close resumed>) = 0 [pid 6438] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./231" [pid 4996] <... openat resumed>) = 3 [pid 6438] exit_group(0 [pid 5002] close(3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6442 [pid 4996] fstat(3, [pid 4997] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6441 attached [pid 5002] <... close resumed>) = 0 [pid 4997] mkdir("./232", 0777 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6438] <... exit_group resumed>) = ? [pid 5002] rmdir("./248" [pid 6441] chdir("./244" [pid 4997] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6441] <... chdir resumed>) = 0 [pid 6441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6441] setpgid(0, 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6441] <... setpgid resumed>) = 0 [pid 6441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5002] mkdir("./249", 0777 [pid 4996] umount2("./227/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6438] +++ exited with 0 +++ [pid 6441] write(3, "1000", 4) = 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6441] close(3 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6441] <... close resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 6441] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6443 [pid 6441] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./243", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./227/binderfs", [pid 6441] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6444 attached ./strace-static-x86_64: Process 6442 attached [pid 6441] <... mmap resumed>) = 0x20fff000 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6444 [pid 5001] <... openat resumed>) = 3 [pid 4996] unlink("./227/binderfs" [pid 6441] exit_group(0 [pid 5001] fstat(3, [pid 6441] <... exit_group resumed>) = ? [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6444] chdir("./249" [pid 6442] chdir("./242" [pid 6441] +++ exited with 0 +++ [pid 5001] getdents64(3, [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6443 attached [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6444] <... chdir resumed>) = 0 [pid 6443] chdir("./232" [pid 6442] <... chdir resumed>) = 0 [pid 5001] umount2("./243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6443] <... chdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] lstat("./243/binderfs", [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] close(3 [pid 6443] <... prctl resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6443] setpgid(0, 0 [pid 5001] unlink("./243/binderfs" [pid 4996] <... close resumed>) = 0 [pid 6443] <... setpgid resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] rmdir("./227" [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] getdents64(3, [pid 6443] <... openat resumed>) = 3 [pid 6442] <... prctl resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./244", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 6443] write(3, "1000", 4 [pid 6442] setpgid(0, 0 [pid 5001] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./228", 0777 [pid 6443] <... write resumed>) = 4 [pid 5001] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6443] close(3 [pid 5001] rmdir("./243" [pid 6444] <... prctl resumed>) = 0 [pid 6443] <... close resumed>) = 0 [pid 6442] <... setpgid resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 6443] symlink("/dev/binderfs", "./binderfs" [pid 5001] mkdir("./244", 0777 [pid 5000] fstat(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6444] setpgid(0, 0 [pid 6443] <... symlink resumed>) = 0 [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6443] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6444] <... setpgid resumed>) = 0 [pid 6443] <... openat resumed>) = 3 [pid 6442] <... openat resumed>) = 3 [pid 5000] getdents64(3, ./strace-static-x86_64: Process 6446 attached [pid 6443] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6442] write(3, "1000", 4 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6446 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6445 [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6443] <... mmap resumed>) = 0x20fff000 [pid 6442] <... write resumed>) = 4 [pid 5000] umount2("./244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6443] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6443] <... exit_group resumed>) = ? [pid 6442] close(3 [pid 5000] lstat("./244/binderfs", [pid 6446] chdir("./244" [pid 6444] <... openat resumed>) = 3 [pid 6443] +++ exited with 0 +++ [pid 6442] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6445 attached [pid 6442] symlink("/dev/binderfs", "./binderfs" [pid 5000] unlink("./244/binderfs" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6445] chdir("./228" [pid 6442] <... symlink resumed>) = 0 [pid 6445] <... chdir resumed>) = 0 [pid 6444] write(3, "1000", 4 [pid 5000] <... unlink resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] getdents64(3, [pid 6445] <... prctl resumed>) = 0 [pid 6442] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... restart_syscall resumed>) = 0 [pid 6445] setpgid(0, 0 [pid 6444] <... write resumed>) = 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 6445] <... setpgid resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4997] umount2("./232", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./244" [pid 6442] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6444] close(3 [pid 6442] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6445] write(3, "1000", 4) = 4 [pid 6445] close(3) = 0 [pid 6445] symlink("/dev/binderfs", "./binderfs" [pid 6442] <... mmap resumed>) = 0x20fff000 [pid 4997] <... openat resumed>) = 3 [pid 5000] mkdir("./245", 0777 [pid 4997] fstat(3, [pid 6445] <... symlink resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6445] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... mkdir resumed>) = 0 [pid 6442] exit_group(0 [pid 4997] getdents64(3, [pid 6445] <... openat resumed>) = 3 [pid 6444] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6445] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6442] <... exit_group resumed>) = ? [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6445] <... mmap resumed>) = 0x20fff000 [pid 4997] umount2("./232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6445] exit_group(0 [pid 6444] symlink("/dev/binderfs", "./binderfs" [pid 6442] +++ exited with 0 +++ [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6447 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6445] <... exit_group resumed>) = ? [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./232/binderfs", [pid 6446] <... chdir resumed>) = 0 [pid 6445] +++ exited with 0 +++ [pid 6444] <... symlink resumed>) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] unlink("./232/binderfs" [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6444] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6446] <... prctl resumed>) = 0 [pid 4998] umount2("./242", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6446] setpgid(0, 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... unlink resumed>) = 0 [pid 6446] <... setpgid resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6444] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6446] <... openat resumed>) = 3 [pid 6444] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6446] write(3, "1000", 4 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] close(3./strace-static-x86_64: Process 6447 attached [pid 6446] <... write resumed>) = 4 [pid 6444] <... mmap resumed>) = 0x20fff000 [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 6447] chdir("./245" [pid 6446] close(3 [pid 6444] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] rmdir("./232" [pid 6447] <... chdir resumed>) = 0 [pid 6446] <... close resumed>) = 0 [pid 6444] <... exit_group resumed>) = ? [pid 4998] umount2("./242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6446] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 4996] umount2("./228", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6447] <... prctl resumed>) = 0 [pid 6446] <... symlink resumed>) = 0 [pid 4998] lstat("./242/binderfs", [pid 4997] mkdir("./233", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6447] setpgid(0, 0 [pid 6446] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6444] +++ exited with 0 +++ [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6447] <... setpgid resumed>) = 0 [pid 6446] <... openat resumed>) = 3 [pid 4998] unlink("./242/binderfs" [pid 6447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6446] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6447] <... openat resumed>) = 3 [pid 6446] <... mmap resumed>) = 0x20fff000 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6447] write(3, "1000", 4 [pid 6446] exit_group(0 [pid 5002] umount2("./249", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... openat resumed>) = 3 [pid 6447] <... write resumed>) = 4 [pid 6446] <... exit_group resumed>) = ? [pid 4998] close(3./strace-static-x86_64: Process 6448 attached [pid 6447] close(3 [pid 6446] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... close resumed>) = 0 [pid 4996] fstat(3, [pid 6448] chdir("./233" [pid 6447] <... close resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] rmdir("./242" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6448 [pid 6448] <... chdir resumed>) = 0 [pid 6447] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... rmdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6447] <... symlink resumed>) = 0 [pid 5002] fstat(3, [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] mkdir("./243", 0777 [pid 4996] getdents64(3, [pid 6448] <... prctl resumed>) = 0 [pid 6447] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6448] setpgid(0, 0 [pid 6447] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6448] <... setpgid resumed>) = 0 [pid 6447] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6449 attached [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6447] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./244", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6449 [pid 4996] umount2("./228/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6447] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6448] <... openat resumed>) = 3 [pid 6447] <... exit_group resumed>) = ? [pid 5002] lstat("./249/binderfs", [pid 5001] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] lstat("./228/binderfs", [pid 6449] chdir("./243" [pid 6448] write(3, "1000", 4 [pid 6447] +++ exited with 0 +++ [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6448] <... write resumed>) = 4 [pid 5002] unlink("./249/binderfs" [pid 5001] fstat(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] unlink("./228/binderfs" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5002] <... unlink resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] <... restart_syscall resumed>) = 0 [pid 6448] close(3 [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... unlink resumed>) = 0 [pid 6448] <... close resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6449] <... chdir resumed>) = 0 [pid 6448] symlink("/dev/binderfs", "./binderfs" [pid 5002] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./245", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... close resumed>) = 0 [pid 5001] lstat("./244/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6448] <... symlink resumed>) = 0 [pid 5002] rmdir("./249" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] close(3 [pid 5001] unlink("./244/binderfs" [pid 5000] <... openat resumed>) = 3 [pid 6448] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] fstat(3, [pid 4996] <... close resumed>) = 0 [pid 5002] mkdir("./250", 0777 [pid 5001] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 4996] rmdir("./228" [pid 5001] close(3 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... close resumed>) = 0 [pid 5000] umount2("./245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] rmdir("./244" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] lstat("./245/binderfs", [pid 6448] <... openat resumed>) = 3 [pid 5001] mkdir("./245", 0777 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./229", 0777 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6448] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6450 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] unlink("./245/binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6451 attached [pid 6449] <... prctl resumed>) = 0 [pid 6448] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6451 [pid 5000] close(3) = 0 [pid 5000] rmdir("./245" [pid 6448] exit_group(0 [pid 5000] <... rmdir resumed>) = 0 [pid 5000] mkdir("./246", 0777 [pid 6451] chdir("./245" [pid 6449] setpgid(0, 0 [pid 6448] <... exit_group resumed>) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6452 ./strace-static-x86_64: Process 6450 attached [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6450] chdir("./250" [pid 6448] +++ exited with 0 +++ [pid 6450] <... chdir resumed>) = 0 [pid 6449] <... setpgid resumed>) = 0 [pid 6451] <... chdir resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6453 [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6452 attached [pid 6450] <... prctl resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6452] chdir("./229" [pid 6450] setpgid(0, 0 [pid 6449] <... openat resumed>) = 3 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6452] <... chdir resumed>) = 0 [pid 6450] <... setpgid resumed>) = 0 [pid 6449] write(3, "1000", 4./strace-static-x86_64: Process 6453 attached [pid 6452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6449] <... write resumed>) = 4 [pid 6453] chdir("./246" [pid 6452] <... prctl resumed>) = 0 [pid 6451] <... prctl resumed>) = 0 [pid 6450] <... openat resumed>) = 3 [pid 6449] close(3 [pid 4997] umount2("./233", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6453] <... chdir resumed>) = 0 [pid 6452] setpgid(0, 0 [pid 6450] write(3, "1000", 4 [pid 6449] <... close resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6452] <... setpgid resumed>) = 0 [pid 6450] <... write resumed>) = 4 [pid 6449] symlink("/dev/binderfs", "./binderfs" [pid 4997] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6453] <... prctl resumed>) = 0 [pid 6452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6451] setpgid(0, 0 [pid 6450] close(3 [pid 4997] <... openat resumed>) = 3 [pid 6453] setpgid(0, 0 [pid 6452] <... openat resumed>) = 3 [pid 6451] <... setpgid resumed>) = 0 [pid 6450] <... close resumed>) = 0 [pid 6449] <... symlink resumed>) = 0 [pid 4997] fstat(3, [pid 6453] <... setpgid resumed>) = 0 [pid 6452] write(3, "1000", 4 [pid 6450] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6452] <... write resumed>) = 4 [pid 6451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6450] <... symlink resumed>) = 0 [pid 6449] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] getdents64(3, [pid 6453] <... openat resumed>) = 3 [pid 6452] close(3 [pid 6450] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6449] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6453] write(3, "1000", 4 [pid 6452] <... close resumed>) = 0 [pid 6451] <... openat resumed>) = 3 [pid 6450] <... openat resumed>) = 3 [pid 6449] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] umount2("./233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6453] <... write resumed>) = 4 [pid 6452] symlink("/dev/binderfs", "./binderfs" [pid 6450] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6453] close(3 [pid 6452] <... symlink resumed>) = 0 [pid 6451] write(3, "1000", 4 [pid 6450] <... mmap resumed>) = 0x20fff000 [pid 6449] <... mmap resumed>) = 0x20fff000 [pid 4997] lstat("./233/binderfs", [pid 6453] <... close resumed>) = 0 [pid 6452] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6451] <... write resumed>) = 4 [pid 6450] exit_group(0 [pid 6449] exit_group(0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6453] symlink("/dev/binderfs", "./binderfs" [pid 6452] <... openat resumed>) = 3 [pid 6451] close(3 [pid 6450] <... exit_group resumed>) = ? [pid 6449] <... exit_group resumed>) = ? [pid 4997] unlink("./233/binderfs" [pid 6453] <... symlink resumed>) = 0 [pid 6452] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6451] <... close resumed>) = 0 [pid 6450] +++ exited with 0 +++ [pid 4997] <... unlink resumed>) = 0 [pid 6453] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6452] <... mmap resumed>) = 0x20fff000 [pid 6451] symlink("/dev/binderfs", "./binderfs" [pid 6449] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 6453] <... openat resumed>) = 3 [pid 6452] exit_group(0 [pid 6451] <... symlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6453] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6452] <... exit_group resumed>) = ? [pid 6451] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] close(3 [pid 6453] <... mmap resumed>) = 0x20fff000 [pid 6452] +++ exited with 0 +++ [pid 6451] <... openat resumed>) = 3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] umount2("./243", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 6453] exit_group(0 [pid 6451] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./233" [pid 6453] <... exit_group resumed>) = ? [pid 6451] <... mmap resumed>) = 0x20fff000 [pid 4998] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... rmdir resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6453] +++ exited with 0 +++ [pid 6451] exit_group(0 [pid 5002] umount2("./250", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 4997] mkdir("./234", 0777 [pid 4996] umount2("./229", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6451] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6454 attached [pid 6451] +++ exited with 0 +++ [pid 5002] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] fstat(3, [pid 5002] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6454 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6454] chdir("./234" [pid 5002] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] getdents64(3, [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./246", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./243/binderfs", [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6454] <... chdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] umount2("./245", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] umount2("./229/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] unlink("./243/binderfs" [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] umount2("./250/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 4996] lstat("./229/binderfs", [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 4998] getdents64(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6454] <... prctl resumed>) = 0 [pid 5002] lstat("./250/binderfs", [pid 5001] fstat(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] unlink("./229/binderfs" [pid 6454] setpgid(0, 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4998] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 5002] unlink("./250/binderfs" [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 6454] <... setpgid resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./243" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] getdents64(3, [pid 5001] umount2("./245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... rmdir resumed>) = 0 [pid 4996] close(3 [pid 6454] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./246/binderfs", [pid 4998] mkdir("./244", 0777 [pid 4996] <... close resumed>) = 0 [pid 6454] write(3, "1000", 4 [pid 5002] close(3 [pid 5001] lstat("./245/binderfs", [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] rmdir("./229" [pid 6454] <... write resumed>) = 4 [pid 5002] <... close resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./246/binderfs" [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6455 attached [pid 6454] close(3 [pid 5002] rmdir("./250" [pid 5001] unlink("./245/binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4996] mkdir("./230", 0777 [pid 6454] <... close resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6455 [pid 4996] <... mkdir resumed>) = 0 [pid 6454] symlink("/dev/binderfs", "./binderfs" [pid 5002] mkdir("./251", 0777 [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6456 attached [pid 6455] chdir("./244" [pid 6454] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 5001] close(3 [pid 5000] <... close resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6456 [pid 6454] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... close resumed>) = 0 [pid 5000] rmdir("./246" [pid 5001] rmdir("./245" [pid 5000] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] mkdir("./247", 0777 [pid 6455] <... chdir resumed>) = 0 [pid 6454] <... openat resumed>) = 3 [pid 6456] chdir("./230" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6457 [pid 5001] mkdir("./246", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 6456] <... chdir resumed>) = 0 [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6454] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6459 attached [pid 6456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6455] <... prctl resumed>) = 0 [pid 6454] <... mmap resumed>) = 0x20fff000 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6458 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6459 [pid 6455] setpgid(0, 0) = 0 [pid 6454] exit_group(0./strace-static-x86_64: Process 6457 attached [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6454] <... exit_group resumed>) = ? [pid 6457] chdir("./251") = 0 [pid 6457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6455] <... openat resumed>) = 3 [pid 6454] +++ exited with 0 +++ [pid 6457] <... prctl resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6457] setpgid(0, 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6457] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6458 attached [pid 6457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6456] <... prctl resumed>) = 0 [pid 6455] write(3, "1000", 4 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6459] chdir("./246" [pid 6458] chdir("./247" [pid 6457] <... openat resumed>) = 3 [pid 6456] setpgid(0, 0 [pid 6455] <... write resumed>) = 4 [pid 6458] <... chdir resumed>) = 0 [pid 6457] write(3, "1000", 4 [pid 6456] <... setpgid resumed>) = 0 [pid 6455] close(3 [pid 6459] <... chdir resumed>) = 0 [pid 6458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6457] <... write resumed>) = 4 [pid 6455] <... close resumed>) = 0 [pid 4997] umount2("./234", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6458] <... prctl resumed>) = 0 [pid 6457] close(3 [pid 6455] symlink("/dev/binderfs", "./binderfs" [pid 6456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6458] setpgid(0, 0 [pid 6457] <... close resumed>) = 0 [pid 6455] <... symlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6458] <... setpgid resumed>) = 0 [pid 6457] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... openat resumed>) = 3 [pid 6459] <... prctl resumed>) = 0 [pid 6458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6457] <... symlink resumed>) = 0 [pid 6456] <... openat resumed>) = 3 [pid 6455] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] fstat(3, [pid 6458] <... openat resumed>) = 3 [pid 6457] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6455] <... openat resumed>) = 3 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6456] write(3, "1000", 4 [pid 6458] write(3, "1000", 4 [pid 6457] <... openat resumed>) = 3 [pid 6455] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] getdents64(3, [pid 6458] <... write resumed>) = 4 [pid 6457] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6459] setpgid(0, 0 [pid 6458] close(3 [pid 6457] <... mmap resumed>) = 0x20fff000 [pid 6456] <... write resumed>) = 4 [pid 6455] <... mmap resumed>) = 0x20fff000 [pid 4997] umount2("./234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6459] <... setpgid resumed>) = 0 [pid 6458] <... close resumed>) = 0 [pid 6457] exit_group(0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6458] symlink("/dev/binderfs", "./binderfs" [pid 6457] <... exit_group resumed>) = ? [pid 6456] close(3 [pid 6455] exit_group(0 [pid 4997] lstat("./234/binderfs", [pid 6459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6458] <... symlink resumed>) = 0 [pid 6457] +++ exited with 0 +++ [pid 6456] <... close resumed>) = 0 [pid 6455] <... exit_group resumed>) = ? [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6458] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] unlink("./234/binderfs" [pid 6458] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 6458] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6456] symlink("/dev/binderfs", "./binderfs" [pid 6455] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 6459] <... openat resumed>) = 3 [pid 6458] <... mmap resumed>) = 0x20fff000 [pid 6456] <... symlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6459] write(3, "1000", 4 [pid 6458] exit_group(0 [pid 6456] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] close(3 [pid 6459] <... write resumed>) = 4 [pid 6458] <... exit_group resumed>) = ? [pid 6456] <... openat resumed>) = 3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6459] close(3 [pid 6458] +++ exited with 0 +++ [pid 6456] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] rmdir("./234" [pid 6459] <... close resumed>) = 0 [pid 6456] <... mmap resumed>) = 0x20fff000 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] umount2("./251", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./244", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./235", 0777 [pid 6459] symlink("/dev/binderfs", "./binderfs" [pid 6456] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... mkdir resumed>) = 0 [pid 6456] <... exit_group resumed>) = ? [pid 6459] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6460 attached [pid 6459] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6456] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 6459] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 4998] fstat(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6460 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6459] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] umount2("./247", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 6459] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./230", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6459] exit_group(0 [pid 5002] umount2("./251/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... openat resumed>) = 3 [pid 4998] umount2("./244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6459] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] lstat("./251/binderfs", [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] lstat("./244/binderfs", [pid 4996] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] fstat(3, [pid 6459] +++ exited with 0 +++ [pid 5002] unlink("./251/binderfs" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] unlink("./244/binderfs" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6460] chdir("./235" [pid 5002] <... unlink resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] getdents64(3, [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] lstat("./247/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./230/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] close(3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 5000] unlink("./247/binderfs" [pid 4998] <... close resumed>) = 0 [pid 4996] lstat("./230/binderfs", [pid 6460] <... chdir resumed>) = 0 [pid 5002] rmdir("./251" [pid 5001] umount2("./246", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... unlink resumed>) = 0 [pid 4998] rmdir("./244" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4998] <... rmdir resumed>) = 0 [pid 4996] unlink("./230/binderfs" [pid 5002] mkdir("./252", 0777 [pid 5001] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] mkdir("./245", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 6460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6460] <... prctl resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] fstat(3, [pid 5000] <... close resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6460] setpgid(0, 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] rmdir("./247" [pid 4996] close(3 [pid 6460] <... setpgid resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6462 [pid 5001] getdents64(3, [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6461 [pid 4996] <... close resumed>) = 0 [pid 6460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] mkdir("./248", 0777 [pid 4996] rmdir("./230" [pid 6460] <... openat resumed>) = 3 [pid 5001] umount2("./246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6460] write(3, "1000", 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] mkdir("./231", 0777./strace-static-x86_64: Process 6463 attached [pid 6460] <... write resumed>) = 4 [pid 5001] lstat("./246/binderfs", [pid 4996] <... mkdir resumed>) = 0 [pid 6460] close(3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6463 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6464 attached [pid 6463] chdir("./248" [pid 6460] <... close resumed>) = 0 [pid 5001] unlink("./246/binderfs"./strace-static-x86_64: Process 6462 attached [pid 6463] <... chdir resumed>) = 0 [pid 6460] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6464 [pid 6462] chdir("./252" [pid 6460] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6462] <... chdir resumed>) = 0 [pid 6460] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6464] chdir("./231" [pid 6462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] close(3 [pid 6462] <... prctl resumed>) = 0 [pid 6460] <... openat resumed>) = 3 [pid 5001] <... close resumed>) = 0 [pid 6462] setpgid(0, 0 [pid 5001] rmdir("./246" [pid 6460] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6461 attached [pid 6464] <... chdir resumed>) = 0 [pid 6463] <... prctl resumed>) = 0 [pid 6462] <... setpgid resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 6464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6463] setpgid(0, 0 [pid 6462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6461] chdir("./245" [pid 6460] <... mmap resumed>) = 0x20fff000 [pid 5001] mkdir("./247", 0777 [pid 6464] <... prctl resumed>) = 0 [pid 6463] <... setpgid resumed>) = 0 [pid 6462] <... openat resumed>) = 3 [pid 6461] <... chdir resumed>) = 0 [pid 6460] exit_group(0 [pid 5001] <... mkdir resumed>) = 0 [pid 6462] write(3, "1000", 4 [pid 6461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6460] <... exit_group resumed>) = ? [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6462] <... write resumed>) = 4 [pid 6461] <... prctl resumed>) = 0 [pid 6462] close(3 [pid 6461] setpgid(0, 0 [pid 6460] +++ exited with 0 +++ [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6465 [pid 6463] <... openat resumed>) = 3 [pid 6462] <... close resumed>) = 0 [pid 6461] <... setpgid resumed>) = 0 [pid 6464] setpgid(0, 0 [pid 6463] write(3, "1000", 4 [pid 6462] symlink("/dev/binderfs", "./binderfs" [pid 6461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6464] <... setpgid resumed>) = 0 [pid 6463] <... write resumed>) = 4 [pid 6462] <... symlink resumed>) = 0 [pid 6461] <... openat resumed>) = 3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6463] close(3 [pid 6462] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6461] write(3, "1000", 4 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6463] <... close resumed>) = 0 [pid 6462] <... openat resumed>) = 3 [pid 6461] <... write resumed>) = 4 [pid 6463] symlink("/dev/binderfs", "./binderfs" [pid 6462] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6461] close(3 [pid 6464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6463] <... symlink resumed>) = 0 [pid 6462] <... mmap resumed>) = 0x20fff000 [pid 6461] <... close resumed>) = 0 [pid 4997] umount2("./235", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6463] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6462] exit_group(0 [pid 6461] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6465 attached [pid 6464] <... openat resumed>) = 3 [pid 6463] <... openat resumed>) = 3 [pid 6462] <... exit_group resumed>) = ? [pid 6461] <... symlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6465] chdir("./247" [pid 6464] write(3, "1000", 4 [pid 6463] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6462] +++ exited with 0 +++ [pid 6461] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... openat resumed>) = 3 [pid 6465] <... chdir resumed>) = 0 [pid 6461] <... openat resumed>) = 3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6464] <... write resumed>) = 4 [pid 6463] <... mmap resumed>) = 0x20fff000 [pid 6461] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6465] <... prctl resumed>) = 0 [pid 6464] close(3 [pid 6463] exit_group(0 [pid 6461] <... mmap resumed>) = 0x20fff000 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] getdents64(3, [pid 6465] setpgid(0, 0 [pid 6464] <... close resumed>) = 0 [pid 6463] <... exit_group resumed>) = ? [pid 6461] exit_group(0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6465] <... setpgid resumed>) = 0 [pid 6464] symlink("/dev/binderfs", "./binderfs" [pid 6461] <... exit_group resumed>) = ? [pid 4997] umount2("./235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6464] <... symlink resumed>) = 0 [pid 6463] +++ exited with 0 +++ [pid 6461] +++ exited with 0 +++ [pid 5002] umount2("./252", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6465] <... openat resumed>) = 3 [pid 6464] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] lstat("./235/binderfs", [pid 6465] write(3, "1000", 4 [pid 6464] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6465] <... write resumed>) = 4 [pid 6464] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... openat resumed>) = 3 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] unlink("./235/binderfs" [pid 6465] close(3 [pid 5002] fstat(3, [pid 5000] umount2("./248", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6465] <... close resumed>) = 0 [pid 6464] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] getdents64(3, [pid 6465] symlink("/dev/binderfs", "./binderfs" [pid 6464] exit_group(0 [pid 5002] getdents64(3, [pid 5000] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6465] <... symlink resumed>) = 0 [pid 6464] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... openat resumed>) = 3 [pid 4998] umount2("./245", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 6465] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] umount2("./252/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 6465] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] rmdir("./235" [pid 6465] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6464] +++ exited with 0 +++ [pid 5002] lstat("./252/binderfs", [pid 5000] getdents64(3, [pid 4998] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 6465] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] fstat(3, [pid 4997] mkdir("./236", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6465] exit_group(0 [pid 5002] unlink("./252/binderfs" [pid 5000] umount2("./248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6465] <... exit_group resumed>) = ? [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6466 attached [pid 6465] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 5000] lstat("./248/binderfs", [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./231", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] umount2("./245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6466 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] close(3 [pid 5000] unlink("./248/binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... close resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] lstat("./245/binderfs", [pid 4996] <... openat resumed>) = 3 [pid 5002] rmdir("./252" [pid 5000] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] fstat(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] unlink("./245/binderfs" [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 4998] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 5002] mkdir("./253", 0777 [pid 5000] <... close resumed>) = 0 [pid 4998] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6466] chdir("./236" [pid 5001] umount2("./247", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./248" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] umount2("./231/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6466] <... chdir resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... rmdir resumed>) = 0 [pid 4998] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./249", 0777 [pid 4998] <... close resumed>) = 0 [pid 4996] lstat("./231/binderfs", [pid 5001] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] rmdir("./245" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6467 [pid 5001] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... rmdir resumed>) = 0 [pid 4996] unlink("./231/binderfs"./strace-static-x86_64: Process 6468 attached [pid 6466] <... prctl resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] mkdir("./246", 0777 [pid 4996] <... unlink resumed>) = 0 [pid 6466] setpgid(0, 0 [pid 5001] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6468 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6466] <... setpgid resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6469 attached [pid 6468] chdir("./249" [pid 6466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] umount2("./247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6469 [pid 4996] <... close resumed>) = 0 [pid 5001] lstat("./247/binderfs", [pid 4996] rmdir("./231" [pid 6468] <... chdir resumed>) = 0 [pid 6466] <... openat resumed>) = 3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6469] chdir("./246" [pid 6466] write(3, "1000", 4 [pid 5001] unlink("./247/binderfs" [pid 4996] mkdir("./232", 0777./strace-static-x86_64: Process 6467 attached [pid 6469] <... chdir resumed>) = 0 [pid 6468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6466] <... write resumed>) = 4 [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6468] <... prctl resumed>) = 0 [pid 6467] chdir("./253" [pid 6466] close(3 [pid 5001] getdents64(3, [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6470 attached [pid 6469] <... prctl resumed>) = 0 [pid 6468] setpgid(0, 0 [pid 6467] <... chdir resumed>) = 0 [pid 6466] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] close(3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6470 [pid 6467] <... prctl resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 6467] setpgid(0, 0 [pid 5001] rmdir("./247" [pid 6468] <... setpgid resumed>) = 0 [pid 6469] setpgid(0, 0 [pid 6467] <... setpgid resumed>) = 0 [pid 6466] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... rmdir resumed>) = 0 [pid 6467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] mkdir("./248", 0777 [pid 6470] chdir("./232" [pid 6469] <... setpgid resumed>) = 0 [pid 6468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6467] <... openat resumed>) = 3 [pid 6466] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 6467] write(3, "1000", 4 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6471 attached [pid 6470] <... chdir resumed>) = 0 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6468] <... openat resumed>) = 3 [pid 6467] <... write resumed>) = 4 [pid 6466] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6467] close(3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6471 [pid 6467] <... close resumed>) = 0 [pid 6467] symlink("/dev/binderfs", "./binderfs" [pid 6469] <... openat resumed>) = 3 [pid 6468] write(3, "1000", 4 [pid 6467] <... symlink resumed>) = 0 [pid 6466] <... openat resumed>) = 3 [pid 6467] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6469] write(3, "1000", 4 [pid 6468] <... write resumed>) = 4 [pid 6467] <... openat resumed>) = 3 [pid 6466] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6469] <... write resumed>) = 4 [pid 6467] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6468] close(3 [pid 6469] close(3 [pid 6467] <... mmap resumed>) = 0x20fff000 [pid 6466] <... mmap resumed>) = 0x20fff000 [pid 6469] <... close resumed>) = 0 [pid 6468] <... close resumed>) = 0 [pid 6467] exit_group(0 [pid 6469] symlink("/dev/binderfs", "./binderfs" [pid 6468] symlink("/dev/binderfs", "./binderfs" [pid 6467] <... exit_group resumed>) = ? [pid 6466] exit_group(0 [pid 6470] <... prctl resumed>) = 0 [pid 6471] chdir("./248" [pid 6469] <... symlink resumed>) = 0 [pid 6468] <... symlink resumed>) = 0 [pid 6467] +++ exited with 0 +++ [pid 6466] <... exit_group resumed>) = ? [pid 6470] setpgid(0, 0 [pid 6469] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6468] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6471] <... chdir resumed>) = 0 [pid 6471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6471] setpgid(0, 0) = 0 [pid 6471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6471] <... openat resumed>) = 3 [pid 6466] +++ exited with 0 +++ [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 6468] <... openat resumed>) = 3 [pid 6471] write(3, "1000", 4 [pid 6469] <... openat resumed>) = 3 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6471] <... write resumed>) = 4 [pid 6469] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6468] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6471] close(3 [pid 6470] <... setpgid resumed>) = 0 [pid 6469] <... mmap resumed>) = 0x20fff000 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6471] <... close resumed>) = 0 [pid 6470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6469] exit_group(0 [pid 6468] <... mmap resumed>) = 0x20fff000 [pid 5002] umount2("./253", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6471] symlink("/dev/binderfs", "./binderfs" [pid 6470] <... openat resumed>) = 3 [pid 6469] <... exit_group resumed>) = ? [pid 6468] exit_group(0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6471] <... symlink resumed>) = 0 [pid 4997] umount2("./236", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6471] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6470] write(3, "1000", 4 [pid 6469] +++ exited with 0 +++ [pid 6468] <... exit_group resumed>) = ? [pid 5002] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6471] <... openat resumed>) = 3 [pid 6470] <... write resumed>) = 4 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6471] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6470] close(3 [pid 6468] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 6471] <... mmap resumed>) = 0x20fff000 [pid 6470] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 6471] exit_group(0 [pid 6470] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6471] <... exit_group resumed>) = ? [pid 6470] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] getdents64(3, [pid 6471] +++ exited with 0 +++ [pid 6470] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6470] <... openat resumed>) = 3 [pid 5002] umount2("./253/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6470] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] umount2("./249", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./246", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./253/binderfs", [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./236/binderfs", [pid 6470] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6470] exit_group(0 [pid 5002] unlink("./253/binderfs" [pid 5000] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 4997] unlink("./236/binderfs" [pid 6470] <... exit_group resumed>) = ? [pid 5002] <... unlink resumed>) = 0 [pid 5001] umount2("./248", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 4998] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6470] +++ exited with 0 +++ [pid 5002] close(3 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] close(3 [pid 5002] <... close resumed>) = 0 [pid 5001] fstat(3, [pid 5000] umount2("./249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] rmdir("./253" [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./236" [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 5002] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] lstat("./249/binderfs", [pid 4998] lstat("./246/binderfs", [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5002] mkdir("./254", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./237", 0777 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] umount2("./248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] unlink("./249/binderfs" [pid 4998] unlink("./246/binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] lstat("./248/binderfs", [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6472 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6473 [pid 4996] umount2("./232", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] unlink("./248/binderfs" [pid 5000] close(3 [pid 4998] close(3 [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 5000] rmdir("./249" [pid 4998] rmdir("./246" [pid 4996] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6472 attached [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5001] close(3 [pid 5000] mkdir("./250", 0777 [pid 4998] mkdir("./247", 0777 [pid 4996] <... openat resumed>) = 3 [pid 6472] chdir("./254" [pid 5001] <... close resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 5001] rmdir("./248" [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6474 attached [pid 6472] <... chdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] mkdir("./249", 0777 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6474 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6475 [pid 6472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] <... mkdir resumed>) = 0 [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6475 attached [pid 6472] <... prctl resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6476 attached [pid 6475] chdir("./247" [pid 6474] chdir("./250" [pid 6472] setpgid(0, 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6475] <... chdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6476 [pid 6475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6475] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 6473 attached [pid 6475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6472] <... setpgid resumed>) = 0 [pid 4996] umount2("./232/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6475] <... openat resumed>) = 3 [pid 6474] <... chdir resumed>) = 0 [pid 6473] chdir("./237" [pid 6472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6475] write(3, "1000", 4 [pid 6473] <... chdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6475] <... write resumed>) = 4 [pid 6473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6475] close(3 [pid 6473] <... prctl resumed>) = 0 [pid 6475] <... close resumed>) = 0 [pid 6473] setpgid(0, 0 [pid 6475] symlink("/dev/binderfs", "./binderfs" [pid 6473] <... setpgid resumed>) = 0 [pid 4996] lstat("./232/binderfs", [pid 6475] <... symlink resumed>) = 0 [pid 6474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6472] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6475] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6474] <... prctl resumed>) = 0 [pid 6472] write(3, "1000", 4 [pid 4996] unlink("./232/binderfs" [pid 6476] chdir("./249" [pid 6475] <... openat resumed>) = 3 [pid 6474] setpgid(0, 0 [pid 6473] <... openat resumed>) = 3 [pid 6472] <... write resumed>) = 4 [pid 6475] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6474] <... setpgid resumed>) = 0 [pid 6473] write(3, "1000", 4 [pid 6472] close(3 [pid 4996] <... unlink resumed>) = 0 [pid 6476] <... chdir resumed>) = 0 [pid 6475] <... mmap resumed>) = 0x20fff000 [pid 6474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6473] <... write resumed>) = 4 [pid 4996] getdents64(3, [pid 6475] exit_group(0 [pid 6473] close(3 [pid 6472] <... close resumed>) = 0 [pid 6475] <... exit_group resumed>) = ? [pid 6474] <... openat resumed>) = 3 [pid 6473] <... close resumed>) = 0 [pid 6472] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6475] +++ exited with 0 +++ [pid 6474] write(3, "1000", 4 [pid 6473] symlink("/dev/binderfs", "./binderfs" [pid 6476] <... prctl resumed>) = 0 [pid 6474] <... write resumed>) = 4 [pid 6473] <... symlink resumed>) = 0 [pid 6472] <... symlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] close(3 [pid 6474] close(3 [pid 6473] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6472] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6476] setpgid(0, 0 [pid 6474] <... close resumed>) = 0 [pid 6473] <... openat resumed>) = 3 [pid 6472] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 6474] symlink("/dev/binderfs", "./binderfs" [pid 6473] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6472] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] umount2("./247", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./232" [pid 6476] <... setpgid resumed>) = 0 [pid 6474] <... symlink resumed>) = 0 [pid 6473] <... mmap resumed>) = 0x20fff000 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6473] exit_group(0 [pid 6472] <... mmap resumed>) = 0x20fff000 [pid 4998] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6473] <... exit_group resumed>) = ? [pid 4998] <... openat resumed>) = 3 [pid 6476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6474] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6473] +++ exited with 0 +++ [pid 6472] exit_group(0 [pid 4998] fstat(3, [pid 4996] <... rmdir resumed>) = 0 [pid 6474] <... openat resumed>) = 3 [pid 6472] <... exit_group resumed>) = ? [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] mkdir("./233", 0777 [pid 6474] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./247/binderfs" [pid 6472] +++ exited with 0 +++ [pid 4998] <... unlink resumed>) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./247" [pid 6474] <... mmap resumed>) = 0x20fff000 [pid 4998] <... rmdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./248", 0777 [pid 6474] exit_group(0 [pid 4998] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6474] <... exit_group resumed>) = ? [pid 5002] umount2("./254", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6478 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6477 [pid 5002] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4997] umount2("./237", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] fstat(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6477 attached [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6477] chdir("./233" [pid 5002] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./254/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./254/binderfs", [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 5002] unlink("./254/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6477] <... chdir resumed>) = 0 [pid 6477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] umount2("./237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6477] setpgid(0, 0 [pid 5002] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6477] <... setpgid resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] lstat("./237/binderfs", [pid 6477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6474] +++ exited with 0 +++ [pid 5002] close(3 [pid 6477] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6478 attached [pid 6477] write(3, "1000", 4 [pid 5002] rmdir("./254" [pid 4997] unlink("./237/binderfs" [pid 6478] chdir("./248" [pid 6477] <... write resumed>) = 4 [pid 6478] <... chdir resumed>) = 0 [pid 6477] close(3 [pid 5002] <... rmdir resumed>) = 0 [pid 6478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6477] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5002] mkdir("./255", 0777 [pid 5000] umount2("./250", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] getdents64(3, [pid 6478] <... prctl resumed>) = 0 [pid 6477] symlink("/dev/binderfs", "./binderfs" [pid 6478] setpgid(0, 0 [pid 6477] <... symlink resumed>) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6478] <... setpgid resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] close(3 [pid 6478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6477] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6478] <... openat resumed>) = 3 [pid 6477] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... close resumed>) = 0 [pid 6478] write(3, "1000", 4 [pid 6477] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6476] <... openat resumed>) = 3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6479 [pid 5000] fstat(3, [pid 4997] rmdir("./237"./strace-static-x86_64: Process 6479 attached [pid 6478] <... write resumed>) = 4 [pid 6477] <... mmap resumed>) = 0x20fff000 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6478] close(3 [pid 6477] exit_group(0 [pid 4997] <... rmdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] mkdir("./238", 0777 [pid 6476] write(3, "1000", 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6478] <... close resumed>) = 0 [pid 6477] <... exit_group resumed>) = ? [pid 6479] chdir("./255" [pid 6478] symlink("/dev/binderfs", "./binderfs" [pid 6477] +++ exited with 0 +++ [pid 6476] <... write resumed>) = 4 [pid 5000] umount2("./250/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... mkdir resumed>) = 0 [pid 6479] <... chdir resumed>) = 0 [pid 6478] <... symlink resumed>) = 0 [pid 6476] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6478] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6476] <... close resumed>) = 0 [pid 5000] lstat("./250/binderfs", [pid 6479] <... prctl resumed>) = 0 [pid 6478] <... openat resumed>) = 3 [pid 6479] setpgid(0, 0 [pid 6478] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6479] <... setpgid resumed>) = 0 [pid 6478] <... mmap resumed>) = 0x20fff000 [pid 6476] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6478] exit_group(0 [pid 5000] unlink("./250/binderfs" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6480 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6479] <... openat resumed>) = 3 [pid 6478] <... exit_group resumed>) = ? [pid 6476] <... symlink resumed>) = 0 [pid 6479] write(3, "1000", 4 [pid 6478] +++ exited with 0 +++ [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6476] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6480 attached [pid 6479] <... write resumed>) = 4 [pid 5000] close(3 [pid 4998] umount2("./248", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] umount2("./233", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6480] chdir("./238" [pid 6479] close(3 [pid 6476] <... openat resumed>) = 3 [pid 5000] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6480] <... chdir resumed>) = 0 [pid 6479] <... close resumed>) = 0 [pid 6480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6479] symlink("/dev/binderfs", "./binderfs" [pid 6480] <... prctl resumed>) = 0 [pid 6479] <... symlink resumed>) = 0 [pid 6476] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] rmdir("./250" [pid 4998] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6480] setpgid(0, 0 [pid 6479] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6480] <... setpgid resumed>) = 0 [pid 6479] <... openat resumed>) = 3 [pid 6480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6479] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6480] <... openat resumed>) = 3 [pid 6479] <... mmap resumed>) = 0x20fff000 [pid 6476] <... mmap resumed>) = 0x20fff000 [pid 5000] mkdir("./251", 0777 [pid 4998] fstat(3, [pid 4996] <... openat resumed>) = 3 [pid 6480] write(3, "1000", 4 [pid 6479] exit_group(0 [pid 6480] <... write resumed>) = 4 [pid 6479] <... exit_group resumed>) = ? [pid 6476] exit_group(0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] fstat(3, [pid 6480] close(3 [pid 6479] +++ exited with 0 +++ [pid 6476] <... exit_group resumed>) = ? [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6480] <... close resumed>) = 0 [pid 6480] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6480] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 4998] umount2("./248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6481 [pid 4996] umount2("./233/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./248/binderfs", [pid 5002] <... restart_syscall resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6480] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] lstat("./233/binderfs", [pid 6480] exit_group(0 [pid 5002] umount2("./255", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./248/binderfs" [pid 6480] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6480] +++ exited with 0 +++ [pid 6476] +++ exited with 0 +++ [pid 4998] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6481 attached [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] unlink("./233/binderfs" [pid 5002] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 6481] chdir("./251" [pid 5002] <... openat resumed>) = 3 [pid 5001] umount2("./249", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5002] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] close(3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5001] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... close resumed>) = 0 [pid 5002] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6481] <... chdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4998] rmdir("./248" [pid 4996] close(3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] fstat(3, [pid 6481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6481] setpgid(0, 0) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] umount2("./255/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] mkdir("./249", 0777 [pid 4996] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 6481] <... openat resumed>) = 3 [pid 6481] write(3, "1000", 4 [pid 4998] <... mkdir resumed>) = 0 [pid 4996] rmdir("./233" [pid 6481] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6481] close(3) = 0 [pid 6481] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] lstat("./255/binderfs", [pid 5001] umount2("./249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] umount2("./238", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... rmdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6481] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6481] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] unlink("./255/binderfs" [pid 5001] lstat("./249/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] mkdir("./234", 0777 [pid 6481] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6481] <... exit_group resumed>) = ? [pid 6481] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 5001] unlink("./249/binderfs" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6482 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6482 attached [pid 5001] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 5002] close(3 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6482] chdir("./249" [pid 5002] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6482] <... chdir resumed>) = 0 [pid 6482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6482] setpgid(0, 0) = 0 [pid 6482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] rmdir("./255" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 6482] <... openat resumed>) = 3 [pid 6482] write(3, "1000", 4 [pid 5002] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] mkdir("./256", 0777 [pid 5001] close(3 [pid 4997] umount2("./238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6483 [pid 6482] <... write resumed>) = 4 [pid 6482] close(3) = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 6482] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 5000] umount2("./251", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] rmdir("./249" [pid 4997] lstat("./238/binderfs", [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6482] <... symlink resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] mkdir("./250", 0777 [pid 5000] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] unlink("./238/binderfs" [pid 6482] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6482] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... openat resumed>) = 3 [pid 6482] <... mmap resumed>) = 0x20fff000 [pid 5001] <... mkdir resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6484 [pid 5000] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6483 attached [pid 6482] exit_group(0 [pid 6483] chdir("./234" [pid 6482] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6484 attached [pid 6483] <... chdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6485 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] close(3 [pid 5000] umount2("./251/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./238" [pid 6483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6482] +++ exited with 0 +++ [pid 5000] lstat("./251/binderfs", [pid 6483] <... prctl resumed>) = 0 [pid 6483] setpgid(0, 0) = 0 [pid 6483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... rmdir resumed>) = 0 [pid 5000] unlink("./251/binderfs" [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] mkdir("./239", 0777./strace-static-x86_64: Process 6485 attached [pid 6483] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6485] chdir("./250" [pid 6483] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 6485] <... chdir resumed>) = 0 [pid 6483] <... write resumed>) = 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... close resumed>) = 0 [pid 4998] umount2("./249", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6483] close(3 [pid 6485] <... prctl resumed>) = 0 [pid 6483] <... close resumed>) = 0 [pid 6485] setpgid(0, 0 [pid 6483] symlink("/dev/binderfs", "./binderfs" [pid 6485] <... setpgid resumed>) = 0 [pid 6483] <... symlink resumed>) = 0 [pid 6485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6483] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] rmdir("./251" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6485] <... openat resumed>) = 3 [pid 6484] chdir("./256" [pid 6483] <... openat resumed>) = 3 [pid 6485] write(3, "1000", 4 [pid 6483] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6485] <... write resumed>) = 4 [pid 6484] <... chdir resumed>) = 0 [pid 6483] <... mmap resumed>) = 0x20fff000 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6486 [pid 5000] mkdir("./252", 0777 [pid 4998] <... openat resumed>) = 3 [pid 6485] close(3 [pid 6483] exit_group(0 [pid 6485] <... close resumed>) = 0 [pid 6483] <... exit_group resumed>) = ? [pid 5000] <... mkdir resumed>) = 0 [pid 4998] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6485] symlink("/dev/binderfs", "./binderfs" [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6483] +++ exited with 0 +++ [pid 4998] getdents64(3, ./strace-static-x86_64: Process 6487 attached [pid 6485] <... symlink resumed>) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6487 ./strace-static-x86_64: Process 6486 attached [pid 6485] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6484] <... prctl resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6486] chdir("./239" [pid 6485] <... openat resumed>) = 3 [pid 6484] setpgid(0, 0 [pid 4998] umount2("./249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6486] <... chdir resumed>) = 0 [pid 6485] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6484] <... setpgid resumed>) = 0 [pid 6486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6485] <... mmap resumed>) = 0x20fff000 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6486] <... prctl resumed>) = 0 [pid 6485] exit_group(0 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] lstat("./249/binderfs", [pid 6486] setpgid(0, 0 [pid 6485] <... exit_group resumed>) = ? [pid 4996] umount2("./234", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6487] chdir("./252" [pid 6486] <... setpgid resumed>) = 0 [pid 6485] +++ exited with 0 +++ [pid 6484] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6487] <... chdir resumed>) = 0 [pid 6486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6484] write(3, "1000", 4 [pid 4998] unlink("./249/binderfs" [pid 4996] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6484] <... write resumed>) = 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6486] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 6486] write(3, "1000", 4 [pid 5001] umount2("./250", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 6484] close(3 [pid 6487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6486] <... write resumed>) = 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] fstat(3, [pid 6486] close(3 [pid 6484] <... close resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] close(3 [pid 6487] <... prctl resumed>) = 0 [pid 6486] <... close resumed>) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6487] setpgid(0, 0 [pid 6486] symlink("/dev/binderfs", "./binderfs" [pid 6484] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... openat resumed>) = 3 [pid 4998] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 6486] <... symlink resumed>) = 0 [pid 5001] fstat(3, [pid 4998] rmdir("./249" [pid 6486] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6487] <... setpgid resumed>) = 0 [pid 6486] <... openat resumed>) = 3 [pid 6484] <... symlink resumed>) = 0 [pid 5001] getdents64(3, [pid 4998] <... rmdir resumed>) = 0 [pid 4996] umount2("./234/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6486] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6486] <... mmap resumed>) = 0x20fff000 [pid 6484] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] mkdir("./250", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6487] <... openat resumed>) = 3 [pid 6486] exit_group(0 [pid 5001] umount2("./250/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6486] <... exit_group resumed>) = ? [pid 6487] write(3, "1000", 4 [pid 6486] +++ exited with 0 +++ [pid 6484] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... mkdir resumed>) = 0 [pid 4996] lstat("./234/binderfs", [pid 6487] <... write resumed>) = 4 [pid 5001] lstat("./250/binderfs", [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./234/binderfs" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6484] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] unlink("./250/binderfs" [pid 6484] exit_group(0 [pid 4996] <... unlink resumed>) = 0 [pid 6487] close(3 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6488 [pid 4997] umount2("./239", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 6487] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6488 attached [pid 6487] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 4997] <... openat resumed>) = 3 [pid 4996] close(3 [pid 5001] <... close resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5001] rmdir("./250" [pid 4997] fstat(3, [pid 4996] rmdir("./234" [pid 6484] <... exit_group resumed>) = ? [pid 6484] +++ exited with 0 +++ [pid 5001] <... rmdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] mkdir("./251", 0777 [pid 4997] getdents64(3, [pid 4996] mkdir("./235", 0777 [pid 6487] <... symlink resumed>) = 0 [pid 6488] chdir("./250" [pid 5001] <... mkdir resumed>) = 0 [pid 6488] <... chdir resumed>) = 0 [pid 5002] umount2("./256", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] umount2("./239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 6487] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6489 attached [pid 6488] <... prctl resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6489] chdir("./251" [pid 6488] setpgid(0, 0 [pid 6487] <... openat resumed>) = 3 [pid 5002] <... openat resumed>) = 3 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6489 [pid 4997] lstat("./239/binderfs", [pid 5002] fstat(3, ./strace-static-x86_64: Process 6490 attached [pid 6489] <... chdir resumed>) = 0 [pid 6488] <... setpgid resumed>) = 0 [pid 6487] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6490 [pid 5002] getdents64(3, [pid 4997] unlink("./239/binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./256/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./256/binderfs", [pid 4997] <... unlink resumed>) = 0 [pid 6487] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 5002] unlink("./256/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6487] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] close(3 [pid 6487] <... exit_group resumed>) = ? [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... close resumed>) = 0 [pid 5002] close(3 [pid 4997] rmdir("./239" [pid 5002] <... close resumed>) = 0 [pid 5002] rmdir("./256") = 0 [pid 6488] <... openat resumed>) = 3 [pid 4997] <... rmdir resumed>) = 0 [pid 5002] mkdir("./257", 0777 [pid 4997] mkdir("./240", 0777 [pid 6489] <... prctl resumed>) = 0 [pid 6488] write(3, "1000", 4 [pid 6487] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6490] chdir("./235" [pid 6489] setpgid(0, 0 [pid 6488] <... write resumed>) = 4 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6491 attached [pid 6490] <... chdir resumed>) = 0 [pid 6489] <... setpgid resumed>) = 0 [pid 6488] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6491] chdir("./257" [pid 6488] <... close resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6491 [pid 6491] <... chdir resumed>) = 0 [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6491] setpgid(0, 0 [pid 6489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6488] symlink("/dev/binderfs", "./binderfs" [pid 5000] umount2("./252", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6492 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6491] <... setpgid resumed>) = 0 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6488] <... symlink resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 6489] <... openat resumed>) = 3 [pid 6491] <... openat resumed>) = 3 [pid 6490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6488] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6489] write(3, "1000", 4 [pid 5000] fstat(3, [pid 6491] write(3, "1000", 4 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6492 attached [pid 6491] <... write resumed>) = 4 [pid 6490] <... prctl resumed>) = 0 [pid 6489] <... write resumed>) = 4 [pid 6488] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 6492] chdir("./240" [pid 6491] close(3 [pid 6490] setpgid(0, 0 [pid 6489] close(3 [pid 6488] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6492] <... chdir resumed>) = 0 [pid 6491] <... close resumed>) = 0 [pid 6490] <... setpgid resumed>) = 0 [pid 6489] <... close resumed>) = 0 [pid 6488] <... mmap resumed>) = 0x20fff000 [pid 5000] umount2("./252/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6491] symlink("/dev/binderfs", "./binderfs" [pid 6490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] symlink("/dev/binderfs", "./binderfs" [pid 6488] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6492] <... prctl resumed>) = 0 [pid 6491] <... symlink resumed>) = 0 [pid 6490] <... openat resumed>) = 3 [pid 6489] <... symlink resumed>) = 0 [pid 6488] <... exit_group resumed>) = ? [pid 5000] lstat("./252/binderfs", [pid 6492] setpgid(0, 0 [pid 6491] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6490] write(3, "1000", 4 [pid 6489] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6488] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6492] <... setpgid resumed>) = 0 [pid 6491] <... openat resumed>) = 3 [pid 6490] <... write resumed>) = 4 [pid 6489] <... openat resumed>) = 3 [pid 5000] unlink("./252/binderfs" [pid 6492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6491] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6490] close(3 [pid 6489] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6491] <... mmap resumed>) = 0x20fff000 [pid 6490] <... close resumed>) = 0 [pid 6489] <... mmap resumed>) = 0x20fff000 [pid 5000] getdents64(3, [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6492] <... openat resumed>) = 3 [pid 6491] exit_group(0 [pid 6490] symlink("/dev/binderfs", "./binderfs" [pid 6489] exit_group(0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6492] write(3, "1000", 4 [pid 6491] <... exit_group resumed>) = ? [pid 6490] <... symlink resumed>) = 0 [pid 6489] <... exit_group resumed>) = ? [pid 5000] close(3 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6492] <... write resumed>) = 4 [pid 6491] +++ exited with 0 +++ [pid 6490] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6489] +++ exited with 0 +++ [pid 5000] <... close resumed>) = 0 [pid 6492] close(3 [pid 6490] <... openat resumed>) = 3 [pid 5000] rmdir("./252" [pid 6492] <... close resumed>) = 0 [pid 6490] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... rmdir resumed>) = 0 [pid 6492] symlink("/dev/binderfs", "./binderfs" [pid 6490] <... mmap resumed>) = 0x20fff000 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5000] mkdir("./253", 0777 [pid 4998] umount2("./250", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6492] <... symlink resumed>) = 0 [pid 6490] exit_group(0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6492] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6490] <... exit_group resumed>) = ? [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6492] <... openat resumed>) = 3 [pid 6490] +++ exited with 0 +++ [pid 6492] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6493 [pid 5002] umount2("./257", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] umount2("./251", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6493 attached [pid 6493] chdir("./253" [pid 6492] <... mmap resumed>) = 0x20fff000 [pid 5002] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6493] <... chdir resumed>) = 0 [pid 6492] exit_group(0 [pid 5001] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] fstat(3, [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... openat resumed>) = 3 [pid 5001] <... openat resumed>) = 3 [pid 6493] <... prctl resumed>) = 0 [pid 6492] <... exit_group resumed>) = ? [pid 5002] fstat(3, [pid 5001] fstat(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./235", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6493] setpgid(0, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 6493] <... setpgid resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6493] write(3, "1000", 4 [pid 5001] getdents64(3, [pid 4996] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6493] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6493] close(3 [pid 6492] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./250/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 5001] umount2("./251/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6493] <... close resumed>) = 0 [pid 5002] umount2("./257/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6493] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./250/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6493] <... symlink resumed>) = 0 [pid 5002] lstat("./257/binderfs", [pid 5001] lstat("./251/binderfs", [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6493] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 6493] <... openat resumed>) = 3 [pid 5002] unlink("./257/binderfs" [pid 5001] unlink("./251/binderfs" [pid 4998] unlink("./250/binderfs" [pid 6493] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6493] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4996] umount2("./235/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6493] exit_group(0 [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 4998] getdents64(3, [pid 6493] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./240", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6493] +++ exited with 0 +++ [pid 5002] close(3 [pid 5001] close(3 [pid 4998] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./235/binderfs", [pid 5002] <... close resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] rmdir("./257" [pid 5001] rmdir("./251" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] rmdir("./250" [pid 4997] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] fstat(3, [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] unlink("./235/binderfs" [pid 4998] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./253", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... rmdir resumed>) = 0 [pid 4997] umount2("./240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] mkdir("./252", 0777 [pid 5002] mkdir("./258", 0777 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./251", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] lstat("./240/binderfs", [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 5000] fstat(3, [pid 4998] <... mkdir resumed>) = 0 [pid 4997] unlink("./240/binderfs" [pid 5002] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... unlink resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] umount2("./253/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 4996] close(3 [pid 5000] lstat("./253/binderfs", [pid 4997] rmdir("./240" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5000] unlink("./253/binderfs" [pid 4997] mkdir("./241", 0777 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6494 [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6495 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] rmdir("./235" [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6496 [pid 5000] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6495 attached [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6497 [pid 5000] <... close resumed>) = 0 [pid 4996] mkdir("./236", 0777 [pid 5000] rmdir("./253") = 0 [pid 5000] mkdir("./254", 0777) = 0 [pid 4996] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6497 attached ./strace-static-x86_64: Process 6498 attached [pid 6495] chdir("./251" [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6494 attached [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6498 ./strace-static-x86_64: Process 6496 attached [pid 6494] chdir("./252" [pid 6496] chdir("./258" [pid 6494] <... chdir resumed>) = 0 [pid 6496] <... chdir resumed>) = 0 [pid 6494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6494] <... prctl resumed>) = 0 [pid 6496] <... prctl resumed>) = 0 [pid 6494] setpgid(0, 0 [pid 6496] setpgid(0, 0 [pid 6494] <... setpgid resumed>) = 0 [pid 6496] <... setpgid resumed>) = 0 [pid 6495] <... chdir resumed>) = 0 [pid 6494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6499 [pid 6498] chdir("./254" [pid 6497] chdir("./241" [pid 6496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6494] <... openat resumed>) = 3 [pid 6496] <... openat resumed>) = 3 [pid 6495] <... prctl resumed>) = 0 [pid 6494] write(3, "1000", 4 [pid 6496] write(3, "1000", 4 [pid 6494] <... write resumed>) = 4 [pid 6495] setpgid(0, 0 [pid 6497] <... chdir resumed>) = 0 [pid 6496] <... write resumed>) = 4 [pid 6494] close(3./strace-static-x86_64: Process 6499 attached [pid 6496] close(3 [pid 6494] <... close resumed>) = 0 [pid 6499] chdir("./236" [pid 6497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6498] <... chdir resumed>) = 0 [pid 6496] <... close resumed>) = 0 [pid 6495] <... setpgid resumed>) = 0 [pid 6494] symlink("/dev/binderfs", "./binderfs" [pid 6499] <... chdir resumed>) = 0 [pid 6496] symlink("/dev/binderfs", "./binderfs" [pid 6494] <... symlink resumed>) = 0 [pid 6499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6497] <... prctl resumed>) = 0 [pid 6496] <... symlink resumed>) = 0 [pid 6495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6494] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6499] <... prctl resumed>) = 0 [pid 6498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6497] setpgid(0, 0 [pid 6496] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6495] <... openat resumed>) = 3 [pid 6494] <... openat resumed>) = 3 [pid 6499] setpgid(0, 0 [pid 6496] <... openat resumed>) = 3 [pid 6495] write(3, "1000", 4 [pid 6494] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6499] <... setpgid resumed>) = 0 [pid 6498] <... prctl resumed>) = 0 [pid 6497] <... setpgid resumed>) = 0 [pid 6496] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6495] <... write resumed>) = 4 [pid 6494] <... mmap resumed>) = 0x20fff000 [pid 6499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6498] setpgid(0, 0 [pid 6497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6496] <... mmap resumed>) = 0x20fff000 [pid 6495] close(3 [pid 6494] exit_group(0 [pid 6499] <... openat resumed>) = 3 [pid 6496] exit_group(0 [pid 6495] <... close resumed>) = 0 [pid 6494] <... exit_group resumed>) = ? [pid 6499] write(3, "1000", 4 [pid 6498] <... setpgid resumed>) = 0 [pid 6497] <... openat resumed>) = 3 [pid 6496] <... exit_group resumed>) = ? [pid 6495] symlink("/dev/binderfs", "./binderfs" [pid 6494] +++ exited with 0 +++ [pid 6499] <... write resumed>) = 4 [pid 6496] +++ exited with 0 +++ [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6499] close(3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6499] <... close resumed>) = 0 [pid 6497] write(3, "1000", 4 [pid 6495] <... symlink resumed>) = 0 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 6499] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6497] <... write resumed>) = 4 [pid 6495] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6499] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] umount2("./252", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6499] <... openat resumed>) = 3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6499] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6497] close(3 [pid 6495] <... openat resumed>) = 3 [pid 5001] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6499] exit_group(0 [pid 5002] umount2("./258", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6499] <... exit_group resumed>) = ? [pid 6495] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6497] <... close resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... openat resumed>) = 3 [pid 6499] +++ exited with 0 +++ [pid 6498] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] fstat(3, [pid 5002] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 4996] umount2("./236", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] umount2("./258/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./252/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 5002] lstat("./258/binderfs", [pid 5001] lstat("./252/binderfs", [pid 6497] symlink("/dev/binderfs", "./binderfs" [pid 6495] <... mmap resumed>) = 0x20fff000 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] unlink("./258/binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 6495] exit_group(0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] unlink("./252/binderfs" [pid 6495] <... exit_group resumed>) = ? [pid 5002] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] umount2("./236/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] close(3 [pid 5001] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 4996] lstat("./236/binderfs", [pid 5002] rmdir("./258" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] close(3 [pid 4996] unlink("./236/binderfs" [pid 5002] mkdir("./259", 0777 [pid 5001] <... close resumed>) = 0 [pid 5001] rmdir("./252" [pid 4996] <... unlink resumed>) = 0 [pid 6498] write(3, "1000", 4 [pid 5002] <... mkdir resumed>) = 0 [pid 6498] <... write resumed>) = 4 [pid 6498] close(3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... rmdir resumed>) = 0 [pid 4996] getdents64(3, [pid 6498] <... close resumed>) = 0 [pid 6497] <... symlink resumed>) = 0 [pid 5001] mkdir("./253", 0777 [pid 6498] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6498] <... symlink resumed>) = 0 [pid 6498] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6500 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] close(3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 6500 attached [pid 4996] rmdir("./236" [pid 6495] +++ exited with 0 +++ [pid 6498] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6501 [pid 4996] mkdir("./237", 0777./strace-static-x86_64: Process 6501 attached [pid 6498] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6497] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6498] <... mmap resumed>) = 0x20fff000 [pid 6497] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... mkdir resumed>) = 0 [pid 6498] exit_group(0 [pid 6497] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6498] <... exit_group resumed>) = ? [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6497] <... mmap resumed>) = 0x20fff000 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6498] +++ exited with 0 +++ [pid 6497] exit_group(0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6500] chdir("./259" [pid 6497] <... exit_group resumed>) = ? [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6502 [pid 6500] <... chdir resumed>) = 0 [pid 4998] umount2("./251", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] umount2("./254", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6500] <... prctl resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6500] setpgid(0, 0 [pid 5000] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6500] <... setpgid resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 6500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6497] +++ exited with 0 +++ [pid 5000] fstat(3, [pid 4998] fstat(3, ./strace-static-x86_64: Process 6502 attached [pid 6500] <... openat resumed>) = 3 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6502] chdir("./237" [pid 6500] write(3, "1000", 4 [pid 5000] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6502] <... chdir resumed>) = 0 [pid 6501] chdir("./253" [pid 6500] <... write resumed>) = 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6500] close(3 [pid 5000] umount2("./254/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6502] <... prctl resumed>) = 0 [pid 6500] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6502] setpgid(0, 0 [pid 6500] symlink("/dev/binderfs", "./binderfs" [pid 5000] lstat("./254/binderfs", [pid 4998] umount2("./251/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... restart_syscall resumed>) = 0 [pid 6502] <... setpgid resumed>) = 0 [pid 6501] <... chdir resumed>) = 0 [pid 6500] <... symlink resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6500] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] unlink("./254/binderfs" [pid 4998] lstat("./251/binderfs", [pid 6502] <... openat resumed>) = 3 [pid 6501] <... prctl resumed>) = 0 [pid 6500] <... openat resumed>) = 3 [pid 5000] <... unlink resumed>) = 0 [pid 6502] write(3, "1000", 4 [pid 6501] setpgid(0, 0 [pid 6500] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./241", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6502] <... write resumed>) = 4 [pid 6501] <... setpgid resumed>) = 0 [pid 6500] <... mmap resumed>) = 0x20fff000 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] unlink("./251/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6502] close(3 [pid 6500] exit_group(0 [pid 5000] close(3 [pid 6502] <... close resumed>) = 0 [pid 6501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6500] <... exit_group resumed>) = ? [pid 5000] <... close resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6502] symlink("/dev/binderfs", "./binderfs" [pid 6501] <... openat resumed>) = 3 [pid 6500] +++ exited with 0 +++ [pid 5000] rmdir("./254" [pid 4998] getdents64(3, [pid 6502] <... symlink resumed>) = 0 [pid 6501] write(3, "1000", 4 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... openat resumed>) = 3 [pid 6502] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6501] <... write resumed>) = 4 [pid 5000] mkdir("./255", 0777 [pid 4998] close(3 [pid 4997] fstat(3, [pid 6502] <... openat resumed>) = 3 [pid 6501] close(3 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 6502] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6501] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./251" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6502] <... mmap resumed>) = 0x20fff000 [pid 6501] symlink("/dev/binderfs", "./binderfs" [pid 4997] getdents64(3, [pid 6502] exit_group(0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6503 [pid 6502] <... exit_group resumed>) = ? [pid 4998] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6503 attached [pid 6502] +++ exited with 0 +++ [pid 6501] <... symlink resumed>) = 0 [pid 4998] mkdir("./252", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6501] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] umount2("./241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6501] <... openat resumed>) = 3 [pid 5002] umount2("./259", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6503] chdir("./255" [pid 6501] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] lstat("./241/binderfs", [pid 6503] <... chdir resumed>) = 0 [pid 6501] <... mmap resumed>) = 0x20fff000 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6503] <... prctl resumed>) = 0 [pid 6503] setpgid(0, 0 [pid 5002] <... openat resumed>) = 3 [pid 6501] exit_group(0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6504 [pid 4997] unlink("./241/binderfs" [pid 5002] fstat(3, [pid 6501] <... exit_group resumed>) = ? [pid 6503] <... setpgid resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 4996] umount2("./237", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6501] +++ exited with 0 +++ [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] getdents64(3, [pid 4996] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6503] write(3, "1000", 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 4996] <... openat resumed>) = 3 [pid 5002] umount2("./259/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] fstat(3, [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] close(3 [pid 5002] lstat("./259/binderfs", [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... close resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] getdents64(3, [pid 5001] <... restart_syscall resumed>) = 0 [pid 4997] rmdir("./241" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6504 attached [pid 6503] <... write resumed>) = 4 [pid 6504] chdir("./252" [pid 6503] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 6504] <... chdir resumed>) = 0 [pid 6503] <... close resumed>) = 0 [pid 5002] unlink("./259/binderfs" [pid 4997] mkdir("./242", 0777 [pid 4996] umount2("./237/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6503] symlink("/dev/binderfs", "./binderfs" [pid 6504] <... prctl resumed>) = 0 [pid 6503] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] umount2("./253", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6504] setpgid(0, 0 [pid 6503] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... mkdir resumed>) = 0 [pid 4996] lstat("./237/binderfs", [pid 6504] <... setpgid resumed>) = 0 [pid 6503] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6503] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6504] <... openat resumed>) = 3 [pid 6503] <... mmap resumed>) = 0x20fff000 [pid 5002] <... close resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 6504] write(3, "1000", 4 [pid 6503] exit_group(0 [pid 6504] <... write resumed>) = 4 [pid 6503] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6505 attached [pid 6504] close(3 [pid 6503] +++ exited with 0 +++ [pid 5002] rmdir("./259" [pid 5001] fstat(3, [pid 4996] unlink("./237/binderfs" [pid 6504] <... close resumed>) = 0 [pid 6504] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6504] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] mkdir("./260", 0777 [pid 5001] getdents64(3, [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6505 [pid 4996] <... unlink resumed>) = 0 [pid 6504] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./255", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] getdents64(3, [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./253/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6504] exit_group(0) = ? [pid 6505] chdir("./242" [pid 6504] +++ exited with 0 +++ [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] close(3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6506 [pid 5001] lstat("./253/binderfs", [pid 5000] <... openat resumed>) = 3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... close resumed>) = 0 ./strace-static-x86_64: Process 6506 attached [pid 6506] chdir("./260") = 0 [pid 6506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] fstat(3, [pid 5001] unlink("./253/binderfs" [pid 4996] rmdir("./237" [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6506] setpgid(0, 0) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 5000] getdents64(3, [pid 5001] getdents64(3, [pid 4996] mkdir("./238", 0777 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./255/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4996] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./252", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] lstat("./255/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6506] <... openat resumed>) = 3 [pid 6506] write(3, "1000", 4 [pid 4998] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6506] <... write resumed>) = 4 [pid 5001] close(3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6505] <... chdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6507 [pid 5000] unlink("./255/binderfs" [pid 4998] fstat(3, [pid 5001] <... close resumed>) = 0 [pid 6506] close(3) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 6506] symlink("/dev/binderfs", "./binderfs" [pid 5001] rmdir("./253" [pid 5000] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6506] <... symlink resumed>) = 0 [pid 6506] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... rmdir resumed>) = 0 [pid 4998] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] mkdir("./254", 0777 [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6506] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] umount2("./252/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] rmdir("./255" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6507 attached [pid 6506] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6507] chdir("./238" [pid 6506] <... mmap resumed>) = 0x20fff000 [pid 4998] lstat("./252/binderfs", [pid 6507] <... chdir resumed>) = 0 [pid 6506] exit_group(0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6508 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] mkdir("./256", 0777 [pid 4998] unlink("./252/binderfs" [pid 6507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6506] <... exit_group resumed>) = ? [pid 6507] <... prctl resumed>) = 0 [pid 6506] +++ exited with 0 +++ [pid 6505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] getdents64(3, [pid 6507] setpgid(0, 0) = 0 [pid 6507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6509 [pid 4998] close(3 [pid 5002] umount2("./260", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... close resumed>) = 0 [pid 4998] rmdir("./252" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6508 attached [pid 6507] write(3, "1000", 4 [pid 6508] chdir("./254" [pid 6507] <... write resumed>) = 4 [pid 5002] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... rmdir resumed>) = 0 [pid 6508] <... chdir resumed>) = 0 [pid 6507] close(3 [pid 5002] <... openat resumed>) = 3 [pid 4998] mkdir("./253", 0777 [pid 6508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6507] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 6508] <... prctl resumed>) = 0 [pid 6507] symlink("/dev/binderfs", "./binderfs" [pid 6508] setpgid(0, 0 [pid 6507] <... symlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6509 attached [pid 6508] <... setpgid resumed>) = 0 [pid 6507] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6505] <... prctl resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6509] chdir("./256" [pid 6508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6507] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6509] <... chdir resumed>) = 0 [pid 6508] <... openat resumed>) = 3 [pid 6507] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 6510 attached [pid 6509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6508] write(3, "1000", 4 [pid 6507] <... mmap resumed>) = 0x20fff000 [pid 6505] setpgid(0, 0 [pid 5002] umount2("./260/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6509] <... prctl resumed>) = 0 [pid 6508] <... write resumed>) = 4 [pid 6507] exit_group(0 [pid 6505] <... setpgid resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6510 [pid 6509] setpgid(0, 0 [pid 6508] close(3 [pid 6507] <... exit_group resumed>) = ? [pid 5002] lstat("./260/binderfs", [pid 6510] chdir("./253" [pid 6509] <... setpgid resumed>) = 0 [pid 6508] <... close resumed>) = 0 [pid 6507] +++ exited with 0 +++ [pid 6505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6510] <... chdir resumed>) = 0 [pid 6509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6508] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6509] <... openat resumed>) = 3 [pid 6508] <... symlink resumed>) = 0 [pid 6505] <... openat resumed>) = 3 [pid 5002] unlink("./260/binderfs" [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6509] write(3, "1000", 4 [pid 6508] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6510] <... prctl resumed>) = 0 [pid 6509] <... write resumed>) = 4 [pid 6508] <... openat resumed>) = 3 [pid 6505] write(3, "1000", 4 [pid 5002] <... unlink resumed>) = 0 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6510] setpgid(0, 0 [pid 6509] close(3 [pid 6508] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6510] <... setpgid resumed>) = 0 [pid 6509] <... close resumed>) = 0 [pid 6508] <... mmap resumed>) = 0x20fff000 [pid 6505] <... write resumed>) = 4 [pid 5002] getdents64(3, [pid 4996] <... restart_syscall resumed>) = 0 [pid 6509] symlink("/dev/binderfs", "./binderfs" [pid 6508] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6509] <... symlink resumed>) = 0 [pid 6508] <... exit_group resumed>) = ? [pid 6505] close(3 [pid 5002] close(3 [pid 6510] <... openat resumed>) = 3 [pid 6509] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6508] +++ exited with 0 +++ [pid 5002] <... close resumed>) = 0 [pid 6510] write(3, "1000", 4 [pid 6509] <... openat resumed>) = 3 [pid 6505] <... close resumed>) = 0 [pid 6510] <... write resumed>) = 4 [pid 6509] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] rmdir("./260" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6505] symlink("/dev/binderfs", "./binderfs" [pid 4996] umount2("./238", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6510] close(3 [pid 6509] <... mmap resumed>) = 0x20fff000 [pid 6509] exit_group(0) = ? [pid 6510] <... close resumed>) = 0 [pid 6509] +++ exited with 0 +++ [pid 6505] <... symlink resumed>) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6510] symlink("/dev/binderfs", "./binderfs" [pid 5002] mkdir("./261", 0777 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... restart_syscall resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6505] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 6510] <... symlink resumed>) = 0 [pid 6505] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 6510] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6505] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 4996] fstat(3, [pid 6505] exit_group(0) = ? [pid 6510] <... openat resumed>) = 3 [pid 6505] +++ exited with 0 +++ [pid 5001] umount2("./254", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6510] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6511 ./strace-static-x86_64: Process 6511 attached [pid 6511] chdir("./261" [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] getdents64(3, [pid 5001] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5000] umount2("./256", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] umount2("./238/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] fstat(3, [pid 5000] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6511] <... chdir resumed>) = 0 [pid 4996] lstat("./238/binderfs", [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... openat resumed>) = 3 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] fstat(3, [pid 4997] umount2("./242", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] unlink("./238/binderfs" [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4997] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6511] <... prctl resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] fstat(3, [pid 4996] getdents64(3, [pid 5001] umount2("./254/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./256/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] lstat("./254/binderfs", [pid 4997] getdents64(3, [pid 5000] lstat("./256/binderfs", [pid 4996] close(3 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... close resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] umount2("./242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] unlink("./256/binderfs" [pid 4996] rmdir("./238" [pid 5001] unlink("./254/binderfs" [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6511] setpgid(0, 0 [pid 5000] <... unlink resumed>) = 0 [pid 6511] <... setpgid resumed>) = 0 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] lstat("./242/binderfs", [pid 4996] <... rmdir resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./239", 0777 [pid 6510] <... mmap resumed>) = 0x20fff000 [pid 5001] close(3 [pid 5000] <... close resumed>) = 0 [pid 4997] unlink("./242/binderfs" [pid 6511] <... openat resumed>) = 3 [pid 4996] <... mkdir resumed>) = 0 [pid 6511] write(3, "1000", 4 [pid 6510] exit_group(0 [pid 5001] <... close resumed>) = 0 [pid 5000] rmdir("./256" [pid 4997] <... unlink resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6511] <... write resumed>) = 4 [pid 6510] <... exit_group resumed>) = ? [pid 5001] rmdir("./254" [pid 5000] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5001] <... rmdir resumed>) = 0 [pid 5000] mkdir("./257", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3) = 0 [pid 4997] rmdir("./242" [pid 5001] mkdir("./255", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 6511] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 4997] mkdir("./243", 0777 [pid 6511] <... close resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... mkdir resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6512 [pid 6511] symlink("/dev/binderfs", "./binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6514 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6515 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6513 [pid 6511] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6512 attached [pid 6511] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6512] chdir("./239" [pid 6510] +++ exited with 0 +++ ./strace-static-x86_64: Process 6515 attached [pid 6512] <... chdir resumed>) = 0 [pid 6511] <... openat resumed>) = 3 [pid 6512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6511] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6513 attached [pid 6512] <... prctl resumed>) = 0 [pid 6513] chdir("./257" [pid 6512] setpgid(0, 0 [pid 6513] <... chdir resumed>) = 0 [pid 6512] <... setpgid resumed>) = 0 [pid 4998] umount2("./253", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6511] <... mmap resumed>) = 0x20fff000 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6514 attached [pid 6513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6511] exit_group(0 [pid 4998] <... openat resumed>) = 3 [pid 6515] chdir("./255" [pid 6514] chdir("./243" [pid 6513] <... prctl resumed>) = 0 [pid 6512] <... openat resumed>) = 3 [pid 6511] <... exit_group resumed>) = ? [pid 4998] fstat(3, [pid 6514] <... chdir resumed>) = 0 [pid 6513] setpgid(0, 0 [pid 6512] write(3, "1000", 4 [pid 6511] +++ exited with 0 +++ [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6513] <... setpgid resumed>) = 0 [pid 6512] <... write resumed>) = 4 [pid 4998] getdents64(3, [pid 6514] <... prctl resumed>) = 0 [pid 6513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6512] close(3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6515] <... chdir resumed>) = 0 [pid 6514] setpgid(0, 0 [pid 6513] <... openat resumed>) = 3 [pid 6512] <... close resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6514] <... setpgid resumed>) = 0 [pid 6513] write(3, "1000", 4 [pid 6512] symlink("/dev/binderfs", "./binderfs" [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] umount2("./253/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6515] <... prctl resumed>) = 0 [pid 6514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6513] <... write resumed>) = 4 [pid 6512] <... symlink resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6515] setpgid(0, 0 [pid 6514] <... openat resumed>) = 3 [pid 6513] close(3 [pid 6512] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] lstat("./253/binderfs", [pid 6515] <... setpgid resumed>) = 0 [pid 6514] write(3, "1000", 4 [pid 6513] <... close resumed>) = 0 [pid 6512] <... openat resumed>) = 3 [pid 6514] <... write resumed>) = 4 [pid 6513] symlink("/dev/binderfs", "./binderfs" [pid 6512] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./261", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6514] close(3 [pid 6513] <... symlink resumed>) = 0 [pid 6512] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] unlink("./253/binderfs" [pid 6514] <... close resumed>) = 0 [pid 6513] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6512] exit_group(0 [pid 5002] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6514] symlink("/dev/binderfs", "./binderfs" [pid 6513] <... openat resumed>) = 3 [pid 6512] <... exit_group resumed>) = ? [pid 4998] <... unlink resumed>) = 0 [pid 6515] <... openat resumed>) = 3 [pid 6514] <... symlink resumed>) = 0 [pid 6513] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6512] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 4998] getdents64(3, [pid 6515] write(3, "1000", 4 [pid 6514] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6513] <... mmap resumed>) = 0x20fff000 [pid 5002] fstat(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6515] <... write resumed>) = 4 [pid 6514] <... openat resumed>) = 3 [pid 6513] exit_group(0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] close(3 [pid 6515] close(3 [pid 6514] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6513] <... exit_group resumed>) = ? [pid 6515] <... close resumed>) = 0 [pid 6514] <... mmap resumed>) = 0x20fff000 [pid 6513] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 4998] <... close resumed>) = 0 [pid 6515] symlink("/dev/binderfs", "./binderfs" [pid 6514] exit_group(0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6515] <... symlink resumed>) = 0 [pid 6514] <... exit_group resumed>) = ? [pid 5002] umount2("./261/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./253" [pid 6515] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6514] +++ exited with 0 +++ [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... rmdir resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] lstat("./261/binderfs", [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] mkdir("./254", 0777 [pid 6515] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] umount2("./257", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... mkdir resumed>) = 0 [pid 6515] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] unlink("./261/binderfs" [pid 5000] <... openat resumed>) = 3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] umount2("./239", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] fstat(3, [pid 5002] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./243", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./257/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./257/binderfs", [pid 5002] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./257/binderfs" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6516 [pid 4997] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] close(3 [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 5002] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6515] <... mmap resumed>) = 0x20fff000 [pid 5002] rmdir("./261" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] fstat(3, [pid 5000] close(3 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... close resumed>) = 0 [pid 5000] rmdir("./257" [pid 6515] exit_group(0 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5000] mkdir("./258", 0777 [pid 6515] <... exit_group resumed>) = ? [pid 5002] mkdir("./262", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6516 attached [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6516] chdir("./254" [pid 5002] <... mkdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./239/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6516] <... chdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6517 [pid 4997] umount2("./243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6515] +++ exited with 0 +++ [pid 6516] <... prctl resumed>) = 0 [pid 6516] setpgid(0, 0) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6518 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./239/binderfs", [pid 4997] lstat("./243/binderfs", [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./239/binderfs" [pid 4997] unlink("./243/binderfs" [pid 6516] <... openat resumed>) = 3 [pid 4996] <... unlink resumed>) = 0 [pid 6516] write(3, "1000", 4) = 4 [pid 4997] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 6516] close(3 [pid 4997] getdents64(3, [pid 6516] <... close resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 6516] symlink("/dev/binderfs", "./binderfs" [pid 4997] close(3 [pid 5001] umount2("./255", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] rmdir("./243" [pid 4996] rmdir("./239"./strace-static-x86_64: Process 6517 attached [pid 6516] <... symlink resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 6517] chdir("./258" [pid 6516] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6518 attached [pid 6517] <... chdir resumed>) = 0 [pid 6516] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4997] <... rmdir resumed>) = 0 [pid 4996] mkdir("./240", 0777 [pid 6517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6516] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6517] <... prctl resumed>) = 0 [pid 6516] <... mmap resumed>) = 0x20fff000 [pid 4997] mkdir("./244", 0777 [pid 4996] <... mkdir resumed>) = 0 [pid 6517] setpgid(0, 0 [pid 6516] exit_group(0 [pid 5001] getdents64(3, [pid 6517] <... setpgid resumed>) = 0 [pid 6516] <... exit_group resumed>) = ? [pid 6518] chdir("./262" [pid 6517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6516] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] umount2("./255/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6517] <... openat resumed>) = 3 [pid 6517] write(3, "1000", 4) = 4 [pid 6517] close(3 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6517] <... close resumed>) = 0 [pid 6517] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6517] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] lstat("./255/binderfs", [pid 4998] <... restart_syscall resumed>) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6519 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6517] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] unlink("./255/binderfs" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6520 [pid 4998] umount2("./254", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6518] <... chdir resumed>) = 0 [pid 6517] <... mmap resumed>) = 0x20fff000 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] getdents64(3, [pid 4998] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5001] close(3 [pid 4998] fstat(3, [pid 6518] <... prctl resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] rmdir("./255" [pid 6518] setpgid(0, 0 [pid 4998] getdents64(3, ./strace-static-x86_64: Process 6520 attached ./strace-static-x86_64: Process 6519 attached [pid 6517] exit_group(0 [pid 6520] chdir("./244" [pid 6519] chdir("./240" [pid 6518] <... setpgid resumed>) = 0 [pid 6517] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6520] <... chdir resumed>) = 0 [pid 6519] <... chdir resumed>) = 0 [pid 6518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6517] +++ exited with 0 +++ [pid 5001] mkdir("./256", 0777 [pid 4998] umount2("./254/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6520] <... prctl resumed>) = 0 [pid 6519] <... prctl resumed>) = 0 [pid 6520] setpgid(0, 0 [pid 6519] setpgid(0, 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] lstat("./254/binderfs", [pid 6520] <... setpgid resumed>) = 0 [pid 6519] <... setpgid resumed>) = 0 [pid 6520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6521 [pid 4998] unlink("./254/binderfs" [pid 6518] <... openat resumed>) = 3 [pid 6520] <... openat resumed>) = 3 [pid 6519] <... openat resumed>) = 3 [pid 6518] write(3, "1000", 4 [pid 4998] <... unlink resumed>) = 0 [pid 6520] write(3, "1000", 4 [pid 6519] write(3, "1000", 4 [pid 6520] <... write resumed>) = 4 [pid 6519] <... write resumed>) = 4 [pid 6518] <... write resumed>) = 4 [pid 4998] getdents64(3, [pid 6520] close(3 [pid 6519] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6520] <... close resumed>) = 0 [pid 6519] <... close resumed>) = 0 [pid 6518] close(3 [pid 6520] symlink("/dev/binderfs", "./binderfs" [pid 6519] symlink("/dev/binderfs", "./binderfs" [pid 4998] close(3./strace-static-x86_64: Process 6521 attached [pid 6520] <... symlink resumed>) = 0 [pid 6519] <... symlink resumed>) = 0 [pid 6518] <... close resumed>) = 0 [pid 5000] umount2("./258", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... close resumed>) = 0 [pid 6521] chdir("./256" [pid 6520] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6519] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6518] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] rmdir("./254" [pid 6521] <... chdir resumed>) = 0 [pid 6520] <... openat resumed>) = 3 [pid 6519] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6520] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6519] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... rmdir resumed>) = 0 [pid 6521] <... prctl resumed>) = 0 [pid 6520] <... mmap resumed>) = 0x20fff000 [pid 6519] <... mmap resumed>) = 0x20fff000 [pid 6518] <... symlink resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] mkdir("./255", 0777 [pid 6521] setpgid(0, 0 [pid 6520] exit_group(0 [pid 6519] exit_group(0 [pid 5000] fstat(3, [pid 6521] <... setpgid resumed>) = 0 [pid 6520] <... exit_group resumed>) = ? [pid 6519] <... exit_group resumed>) = ? [pid 6521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6520] +++ exited with 0 +++ [pid 6519] +++ exited with 0 +++ [pid 6518] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6521] <... openat resumed>) = 3 [pid 6521] write(3, "1000", 4) = 4 [pid 6521] close(3) = 0 [pid 6521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6521] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6522 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6521] <... openat resumed>) = 3 [pid 6518] <... openat resumed>) = 3 [pid 5000] umount2("./258/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6521] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6518] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4996] umount2("./240", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6521] <... mmap resumed>) = 0x20fff000 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./244", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6521] exit_group(0 [pid 5000] lstat("./258/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6521] <... exit_group resumed>) = ? [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6521] +++ exited with 0 +++ [pid 6518] <... mmap resumed>) = 0x20fff000 [pid 5000] unlink("./258/binderfs" [pid 4996] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6522 attached [pid 5000] <... unlink resumed>) = 0 [pid 6522] chdir("./255" [pid 6518] exit_group(0 [pid 5000] getdents64(3, [pid 4997] fstat(3, [pid 4996] <... openat resumed>) = 3 [pid 6518] <... exit_group resumed>) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] fstat(3, [pid 5000] close(3 [pid 4997] getdents64(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6522] <... chdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] getdents64(3, [pid 5000] <... close resumed>) = 0 [pid 4997] umount2("./244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./258" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6522] <... prctl resumed>) = 0 [pid 6522] setpgid(0, 0) = 0 [pid 6522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] lstat("./244/binderfs", [pid 4996] umount2("./240/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] mkdir("./259", 0777 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./244/binderfs" [pid 6522] write(3, "1000", 4) = 4 [pid 6522] close(3 [pid 5000] <... mkdir resumed>) = 0 [pid 5001] umount2("./256", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./240/binderfs", [pid 6522] <... close resumed>) = 0 [pid 6522] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... unlink resumed>) = 0 [pid 6522] <... symlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] getdents64(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6522] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6522] <... openat resumed>) = 3 [pid 6522] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... openat resumed>) = 3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] unlink("./240/binderfs" [pid 5001] fstat(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6523 [pid 4997] close(3 [pid 6522] exit_group(0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6522] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 4996] getdents64(3, [pid 6522] +++ exited with 0 +++ [pid 6518] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./256/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./244" [pid 4996] close(3 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 6523 attached [pid 6523] chdir("./259" [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5001] lstat("./256/binderfs", [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... rmdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 4997] mkdir("./245", 0777 [pid 5001] unlink("./256/binderfs" [pid 4996] rmdir("./240" [pid 6523] <... chdir resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5002] umount2("./262", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./255", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6523] setpgid(0, 0) = 0 [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... rmdir resumed>) = 0 [pid 6523] <... openat resumed>) = 3 [pid 5002] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... mkdir resumed>) = 0 [pid 4996] mkdir("./241", 0777 [pid 6523] write(3, "1000", 4 [pid 5002] <... openat resumed>) = 3 [pid 5001] close(3 [pid 4998] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 6523] <... write resumed>) = 4 [pid 6523] close(3) = 0 [pid 6523] symlink("/dev/binderfs", "./binderfs" [pid 4998] fstat(3, [pid 4996] <... mkdir resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... close resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 5001] rmdir("./256" [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6523] <... symlink resumed>) = 0 [pid 6523] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6523] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5002] umount2("./262/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./255/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6523] <... mmap resumed>) = 0x20fff000 [pid 6523] exit_group(0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] mkdir("./257", 0777 [pid 5002] lstat("./262/binderfs", [pid 4998] lstat("./255/binderfs", [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6525 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6524 [pid 6523] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6525 attached [pid 6523] +++ exited with 0 +++ [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./262/binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] unlink("./255/binderfs"./strace-static-x86_64: Process 6524 attached [pid 6524] chdir("./241" [pid 5002] <... unlink resumed>) = 0 [pid 6524] <... chdir resumed>) = 0 [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6524] setpgid(0, 0) = 0 [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5002] getdents64(3, [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6526 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... unlink resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 5002] close(3 [pid 4998] getdents64(3, [pid 5002] <... close resumed>) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] rmdir("./262" [pid 4998] close(3 [pid 6524] write(3, "1000", 4) = 4 [pid 6524] close(3) = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 6524] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... close resumed>) = 0 [pid 5000] umount2("./259", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] rmdir("./255" [pid 5002] mkdir("./263", 0777 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6524] <... symlink resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6526 attached [pid 6524] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6526] chdir("./257" [pid 6524] <... openat resumed>) = 3 [pid 5002] <... mkdir resumed>) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4998] mkdir("./256", 0777 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] fstat(3, [pid 6526] <... chdir resumed>) = 0 [pid 6524] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6524] <... mmap resumed>) = 0x20fff000 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6526] <... prctl resumed>) = 0 [pid 6524] exit_group(0 [pid 6526] setpgid(0, 0 [pid 6524] <... exit_group resumed>) = ? [pid 6526] <... setpgid resumed>) = 0 [pid 6524] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6527 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./259/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6526] write(3, "1000", 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6528 [pid 5000] lstat("./259/binderfs", [pid 6526] <... write resumed>) = 4 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./259/binderfs" [pid 6526] close(3) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6527 attached [pid 6526] symlink("/dev/binderfs", "./binderfs" [pid 5000] close(3 [pid 6527] chdir("./263" [pid 6526] <... symlink resumed>) = 0 [pid 6525] chdir("./245" [pid 6527] <... chdir resumed>) = 0 [pid 6526] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... close resumed>) = 0 [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6526] <... openat resumed>) = 3 [pid 6525] <... chdir resumed>) = 0 [pid 5000] rmdir("./259"./strace-static-x86_64: Process 6528 attached [pid 6527] <... prctl resumed>) = 0 [pid 6526] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6528] chdir("./256" [pid 6527] setpgid(0, 0 [pid 6526] <... mmap resumed>) = 0x20fff000 [pid 6525] <... prctl resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 6528] <... chdir resumed>) = 0 [pid 6527] <... setpgid resumed>) = 0 [pid 6526] exit_group(0 [pid 6528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6526] <... exit_group resumed>) = ? [pid 6525] setpgid(0, 0 [pid 5000] mkdir("./260", 0777 [pid 4996] umount2("./241", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6528] <... prctl resumed>) = 0 [pid 6527] <... openat resumed>) = 3 [pid 6526] +++ exited with 0 +++ [pid 6525] <... setpgid resumed>) = 0 [pid 6528] setpgid(0, 0 [pid 6527] write(3, "1000", 4 [pid 6528] <... setpgid resumed>) = 0 [pid 6527] <... write resumed>) = 4 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6527] close(3 [pid 6528] <... openat resumed>) = 3 [pid 6527] <... close resumed>) = 0 [pid 6528] write(3, "1000", 4 [pid 6527] symlink("/dev/binderfs", "./binderfs" [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 6528] <... write resumed>) = 4 [pid 6527] <... symlink resumed>) = 0 [pid 6525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6529 [pid 4996] <... openat resumed>) = 3 [pid 6528] close(3 [pid 6527] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... restart_syscall resumed>) = 0 [pid 4996] fstat(3, [pid 6528] <... close resumed>) = 0 [pid 6527] <... openat resumed>) = 3 [pid 6525] <... openat resumed>) = 3 [pid 6528] symlink("/dev/binderfs", "./binderfs" [pid 6527] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6525] write(3, "1000", 4 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6528] <... symlink resumed>) = 0 [pid 6527] <... mmap resumed>) = 0x20fff000 [pid 6525] <... write resumed>) = 4 [pid 4996] getdents64(3, [pid 6528] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6527] exit_group(0 [pid 5001] umount2("./257", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6529 attached [pid 6528] <... openat resumed>) = 3 [pid 6527] <... exit_group resumed>) = ? [pid 6525] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6529] chdir("./260" [pid 6528] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6527] +++ exited with 0 +++ [pid 6525] <... close resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] umount2("./241/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6529] <... chdir resumed>) = 0 [pid 6528] <... mmap resumed>) = 0x20fff000 [pid 6525] symlink("/dev/binderfs", "./binderfs" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] <... openat resumed>) = 3 [pid 6529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6528] exit_group(0 [pid 5001] fstat(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6529] <... prctl resumed>) = 0 [pid 6528] <... exit_group resumed>) = ? [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6529] setpgid(0, 0 [pid 6528] +++ exited with 0 +++ [pid 6525] <... symlink resumed>) = 0 [pid 4996] lstat("./241/binderfs", [pid 5001] getdents64(3, [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6529] <... setpgid resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6525] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] umount2("./257/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] unlink("./241/binderfs" [pid 5002] umount2("./263", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./256", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6529] <... openat resumed>) = 3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] lstat("./257/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... unlink resumed>) = 0 [pid 6529] write(3, "1000", 4 [pid 5002] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6529] <... write resumed>) = 4 [pid 4998] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] getdents64(3, [pid 6529] close(3 [pid 5002] <... openat resumed>) = 3 [pid 5001] unlink("./257/binderfs" [pid 6529] <... close resumed>) = 0 [pid 6525] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 4998] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6529] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... unlink resumed>) = 0 [pid 6529] <... symlink resumed>) = 0 [pid 6525] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] getdents64(3, [pid 4998] fstat(3, [pid 4996] close(3 [pid 6529] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] getdents64(3, [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6529] <... openat resumed>) = 3 [pid 6529] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... close resumed>) = 0 [pid 6529] <... mmap resumed>) = 0x20fff000 [pid 6525] <... mmap resumed>) = 0x20fff000 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] close(3 [pid 4998] getdents64(3, [pid 6529] exit_group(0 [pid 5002] umount2("./263/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 4996] rmdir("./241" [pid 6529] <... exit_group resumed>) = ? [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] rmdir("./257" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6529] +++ exited with 0 +++ [pid 6525] exit_group(0 [pid 5002] lstat("./263/binderfs", [pid 4996] <... rmdir resumed>) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] mkdir("./242", 0777 [pid 5002] unlink("./263/binderfs" [pid 4998] umount2("./256/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4996] <... mkdir resumed>) = 0 [pid 6525] <... exit_group resumed>) = ? [pid 5002] <... unlink resumed>) = 0 [pid 5001] mkdir("./258", 0777 [pid 4998] lstat("./256/binderfs", [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] getdents64(3, [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./256/binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 5002] close(3 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] rmdir("./256" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6530 [pid 5002] <... close resumed>) = 0 [pid 5000] umount2("./260", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 5002] rmdir("./263" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] mkdir("./257", 0777./strace-static-x86_64: Process 6531 attached [pid 6525] +++ exited with 0 +++ [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6531 [pid 5000] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... mkdir resumed>) = 0 [pid 5002] mkdir("./264", 0777 [pid 5000] <... openat resumed>) = 3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6532 attached [pid 6531] chdir("./258" [pid 5002] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6532 [pid 4997] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6530 attached [pid 6531] <... chdir resumed>) = 0 [pid 6530] chdir("./242") = 0 [pid 5000] getdents64(3, [pid 6531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6533 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./260/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6530] <... prctl resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./245", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6531] <... prctl resumed>) = 0 [pid 5000] lstat("./260/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6530] setpgid(0, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6531] setpgid(0, 0 [pid 6530] <... setpgid resumed>) = 0 [pid 5000] unlink("./260/binderfs" [pid 4997] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6531] <... setpgid resumed>) = 0 [pid 6530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6533 attached [pid 6531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6530] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4997] <... openat resumed>) = 3 [pid 6533] chdir("./264" [pid 6532] chdir("./257" [pid 6531] <... openat resumed>) = 3 [pid 6530] write(3, "1000", 4 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] fstat(3, [pid 6533] <... chdir resumed>) = 0 [pid 6532] <... chdir resumed>) = 0 [pid 6531] write(3, "1000", 4 [pid 6530] <... write resumed>) = 4 [pid 5000] close(3 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6531] <... write resumed>) = 4 [pid 6530] close(3 [pid 5000] <... close resumed>) = 0 [pid 4997] getdents64(3, [pid 6533] <... prctl resumed>) = 0 [pid 6532] <... prctl resumed>) = 0 [pid 6531] close(3 [pid 6530] <... close resumed>) = 0 [pid 5000] rmdir("./260" [pid 6533] setpgid(0, 0 [pid 6532] setpgid(0, 0 [pid 6531] <... close resumed>) = 0 [pid 6530] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6533] <... setpgid resumed>) = 0 [pid 6530] <... symlink resumed>) = 0 [pid 6533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6532] <... setpgid resumed>) = 0 [pid 6531] symlink("/dev/binderfs", "./binderfs" [pid 6530] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... rmdir resumed>) = 0 [pid 4997] umount2("./245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6533] <... openat resumed>) = 3 [pid 6532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6531] <... symlink resumed>) = 0 [pid 6530] <... openat resumed>) = 3 [pid 5000] mkdir("./261", 0777 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6533] write(3, "1000", 4 [pid 6530] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6533] <... write resumed>) = 4 [pid 6532] <... openat resumed>) = 3 [pid 6531] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6530] <... mmap resumed>) = 0x20fff000 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] lstat("./245/binderfs", [pid 6533] close(3 [pid 6530] exit_group(0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6533] <... close resumed>) = 0 [pid 6530] <... exit_group resumed>) = ? [pid 6533] symlink("/dev/binderfs", "./binderfs" [pid 6530] +++ exited with 0 +++ [pid 6531] <... openat resumed>) = 3 [pid 6532] write(3, "1000", 4 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6533] <... symlink resumed>) = 0 [pid 6532] <... write resumed>) = 4 [pid 6531] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6534 [pid 4997] unlink("./245/binderfs" [pid 6533] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6532] close(3 [pid 6533] <... openat resumed>) = 3 [pid 4997] <... unlink resumed>) = 0 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6533] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] getdents64(3, [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6533] <... mmap resumed>) = 0x20fff000 [pid 6532] <... close resumed>) = 0 [pid 6531] <... mmap resumed>) = 0x20fff000 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6533] exit_group(0 [pid 6532] symlink("/dev/binderfs", "./binderfs" [pid 4997] close(3 [pid 4996] <... restart_syscall resumed>) = 0 [pid 6533] <... exit_group resumed>) = ? [pid 6531] exit_group(0 [pid 4997] <... close resumed>) = 0 ./strace-static-x86_64: Process 6534 attached [pid 6533] +++ exited with 0 +++ [pid 6532] <... symlink resumed>) = 0 [pid 6531] <... exit_group resumed>) = ? [pid 4997] rmdir("./245" [pid 6534] chdir("./261" [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6534] <... chdir resumed>) = 0 [pid 6534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] umount2("./242", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] mkdir("./246", 0777 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6534] setpgid(0, 0) = 0 [pid 6534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6534] <... openat resumed>) = 3 [pid 6534] write(3, "1000", 4 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 6534] <... write resumed>) = 4 [pid 6534] close(3) = 0 [pid 6534] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6534] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6535 [pid 4996] fstat(3, [pid 6534] <... openat resumed>) = 3 [pid 6531] +++ exited with 0 +++ [pid 5002] umount2("./264", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6534] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6534] <... mmap resumed>) = 0x20fff000 [pid 6532] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] getdents64(3, [pid 5002] <... openat resumed>) = 3 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 5002] fstat(3, [pid 6534] exit_group(0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6532] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 4996] umount2("./242/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6535 attached [pid 6534] <... exit_group resumed>) = ? [pid 6535] chdir("./246" [pid 6534] +++ exited with 0 +++ [pid 6532] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] umount2("./264/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./258", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] lstat("./242/binderfs", [pid 5002] lstat("./264/binderfs", [pid 5001] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6535] <... chdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] unlink("./242/binderfs" [pid 5002] unlink("./264/binderfs" [pid 5001] fstat(3, [pid 5000] umount2("./261", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6535] setpgid(0, 0 [pid 4996] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6535] <... setpgid resumed>) = 0 [pid 6535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] getdents64(3, [pid 5001] getdents64(3, [pid 4996] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 5001] umount2("./258/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] close(3 [pid 5000] getdents64(3, [pid 5002] rmdir("./264" [pid 5001] lstat("./258/binderfs", [pid 4996] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6535] <... openat resumed>) = 3 [pid 6535] write(3, "1000", 4 [pid 5002] <... rmdir resumed>) = 0 [pid 6535] <... write resumed>) = 4 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] mkdir("./265", 0777 [pid 5000] umount2("./261/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./242" [pid 6535] close(3 [pid 5001] unlink("./258/binderfs" [pid 6535] <... close resumed>) = 0 [pid 6535] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 6535] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4996] <... rmdir resumed>) = 0 [pid 6535] <... openat resumed>) = 3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6535] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... unlink resumed>) = 0 [pid 5000] lstat("./261/binderfs", [pid 4996] mkdir("./243", 0777 [pid 6535] <... mmap resumed>) = 0x20fff000 [pid 6532] <... mmap resumed>) = 0x20fff000 [pid 6535] exit_group(0 [pid 5001] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6535] <... exit_group resumed>) = ? [pid 6535] +++ exited with 0 +++ [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./261/binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 5001] close(3./strace-static-x86_64: Process 6536 attached [pid 5000] <... unlink resumed>) = 0 [pid 5001] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 5001] rmdir("./258" [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6536 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6536] chdir("./265" [pid 5001] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 6536] <... chdir resumed>) = 0 [pid 6536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6536] setpgid(0, 0) = 0 [pid 6536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... close resumed>) = 0 [pid 5001] mkdir("./259", 0777 [pid 5000] rmdir("./261" [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6537 [pid 6536] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 6536] write(3, "1000", 4) = 4 [pid 6536] close(3) = 0 [pid 6536] symlink("/dev/binderfs", "./binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... rmdir resumed>) = 0 [pid 6536] <... symlink resumed>) = 0 [pid 6536] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6536] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] mkdir("./262", 0777 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6538 [pid 5000] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6536] <... mmap resumed>) = 0x20fff000 [pid 6536] exit_group(0) = ? [pid 4997] umount2("./246", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6532] exit_group(0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6539 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6532] <... exit_group resumed>) = ? [pid 4997] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6537 attached ) = 3 [pid 4997] fstat(3, [pid 6537] chdir("./243" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6536] +++ exited with 0 +++ [pid 6532] +++ exited with 0 +++ [pid 4997] getdents64(3, [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4997] umount2("./246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... restart_syscall resumed>) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6537] <... chdir resumed>) = 0 [pid 4997] lstat("./246/binderfs", [pid 6537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] umount2("./257", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./265", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./246/binderfs" [pid 5002] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6537] <... prctl resumed>) = 0 [pid 6537] setpgid(0, 0 [pid 4997] <... unlink resumed>) = 0 [pid 6537] <... setpgid resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] fstat(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6539 attached ./strace-static-x86_64: Process 6538 attached [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, [pid 4997] close(3 [pid 5002] getdents64(3, [pid 6539] chdir("./262" [pid 6538] chdir("./259" [pid 6537] <... openat resumed>) = 3 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... close resumed>) = 0 [pid 5002] umount2("./265/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./257/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./246" [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6538] <... chdir resumed>) = 0 [pid 6537] write(3, "1000", 4 [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] <... write resumed>) = 4 [pid 5002] lstat("./265/binderfs", [pid 4998] lstat("./257/binderfs", [pid 4997] <... rmdir resumed>) = 0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6538] <... prctl resumed>) = 0 [pid 6537] close(3 [pid 5002] unlink("./265/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./247", 0777 [pid 6538] setpgid(0, 0 [pid 6537] <... close resumed>) = 0 [pid 6538] <... setpgid resumed>) = 0 [pid 6537] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... unlink resumed>) = 0 [pid 4998] unlink("./257/binderfs" [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6537] <... symlink resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 4998] getdents64(3, [pid 5002] getdents64(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3 [pid 6538] <... openat resumed>) = 3 [pid 6537] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6538] write(3, "1000", 4) = 4 [pid 6537] <... openat resumed>) = 3 [pid 5002] close(3 [pid 4998] <... close resumed>) = 0 [pid 6538] close(3) = 0 [pid 6537] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6538] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... close resumed>) = 0 [pid 4998] rmdir("./257" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6540 [pid 6539] <... chdir resumed>) = 0 [pid 6538] <... symlink resumed>) = 0 [pid 6537] <... mmap resumed>) = 0x20fff000 [pid 5002] rmdir("./265" [pid 6538] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6537] exit_group(0 [pid 4998] <... rmdir resumed>) = 0 [pid 6538] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6538] <... mmap resumed>) = 0x20fff000 [pid 6537] <... exit_group resumed>) = ? [pid 5002] <... rmdir resumed>) = 0 [pid 4998] mkdir("./258", 0777 [pid 6539] <... prctl resumed>) = 0 [pid 6538] exit_group(0 [pid 6537] +++ exited with 0 +++ [pid 5002] mkdir("./266", 0777./strace-static-x86_64: Process 6540 attached [pid 6538] <... exit_group resumed>) = ? [pid 6540] chdir("./247" [pid 6539] setpgid(0, 0 [pid 6538] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6539] <... setpgid resumed>) = 0 [pid 6540] <... chdir resumed>) = 0 [pid 6540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6540] setpgid(0, 0) = 0 [pid 6540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6540] write(3, "1000", 4) = 4 [pid 6540] close(3) = 0 [pid 6540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6541 [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... restart_syscall resumed>) = 0 [pid 5001] <... restart_syscall resumed>) = 0 [pid 6540] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6542 [pid 4996] umount2("./243", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] umount2("./259", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6541 attached [pid 6540] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6539] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 6539] write(3, "1000", 4 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 5001] getdents64(3, ./strace-static-x86_64: Process 6542 attached [pid 6541] chdir("./266" [pid 6540] <... mmap resumed>) = 0x20fff000 [pid 6539] <... write resumed>) = 4 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6539] close(3 [pid 5001] umount2("./259/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./243/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6539] <... close resumed>) = 0 [pid 5001] lstat("./259/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6539] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] lstat("./243/binderfs", [pid 5001] unlink("./259/binderfs" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6542] chdir("./258" [pid 6541] <... chdir resumed>) = 0 [pid 6540] exit_group(0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] unlink("./243/binderfs" [pid 6542] <... chdir resumed>) = 0 [pid 6541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6540] <... exit_group resumed>) = ? [pid 5001] getdents64(3, [pid 6542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6541] <... prctl resumed>) = 0 [pid 6540] +++ exited with 0 +++ [pid 6539] <... symlink resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6542] <... prctl resumed>) = 0 [pid 6541] setpgid(0, 0 [pid 5001] close(3 [pid 4996] getdents64(3, [pid 6542] setpgid(0, 0 [pid 6541] <... setpgid resumed>) = 0 [pid 6539] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... close resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6542] <... setpgid resumed>) = 0 [pid 6541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] rmdir("./259" [pid 4996] close(3 [pid 6542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6541] <... openat resumed>) = 3 [pid 6539] <... openat resumed>) = 3 [pid 6542] <... openat resumed>) = 3 [pid 6541] write(3, "1000", 4 [pid 5001] <... rmdir resumed>) = 0 [pid 6542] write(3, "1000", 4 [pid 6541] <... write resumed>) = 4 [pid 6539] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5001] mkdir("./260", 0777 [pid 4996] <... close resumed>) = 0 [pid 6542] <... write resumed>) = 4 [pid 6541] close(3 [pid 6542] close(3 [pid 6541] <... close resumed>) = 0 [pid 6542] <... close resumed>) = 0 [pid 6541] symlink("/dev/binderfs", "./binderfs" [pid 6542] symlink("/dev/binderfs", "./binderfs" [pid 6541] <... symlink resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4997] umount2("./247", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] rmdir("./243" [pid 6542] <... symlink resumed>) = 0 [pid 6541] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6539] <... mmap resumed>) = 0x20fff000 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6542] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6541] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6542] <... openat resumed>) = 3 [pid 6541] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6542] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6541] <... mmap resumed>) = 0x20fff000 [pid 6539] exit_group(0 [pid 4997] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] mkdir("./244", 0777 [pid 6542] <... mmap resumed>) = 0x20fff000 [pid 6541] exit_group(0 [pid 6539] <... exit_group resumed>) = ? [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6543 [pid 6542] exit_group(0 [pid 6541] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 6542] <... exit_group resumed>) = ? [pid 6541] +++ exited with 0 +++ [pid 4997] fstat(3, [pid 4996] <... mkdir resumed>) = 0 [pid 6542] +++ exited with 0 +++ [pid 6539] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6543 attached [pid 6543] chdir("./260") = 0 [pid 6543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 6543] setpgid(0, 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6543] <... setpgid resumed>) = 0 [pid 4997] umount2("./247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] umount2("./266", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6544 [pid 6543] <... openat resumed>) = 3 [pid 6543] write(3, "1000", 4) = 4 [pid 4998] umount2("./258", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./247/binderfs", [pid 5002] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6543] close(3 [pid 4998] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] unlink("./247/binderfs" [pid 5002] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 6543] <... close resumed>) = 0 [pid 6543] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6544 attached ) = 0 [pid 5002] fstat(3, [pid 5000] umount2("./262", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] getdents64(3, [pid 5002] getdents64(3, [pid 4998] getdents64(3, [pid 5000] <... openat resumed>) = 3 [pid 6544] chdir("./244" [pid 6543] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] fstat(3, [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] umount2("./266/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./258/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... close resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] lstat("./266/binderfs", [pid 4998] lstat("./258/binderfs", [pid 4997] rmdir("./247" [pid 5000] umount2("./262/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6544] <... chdir resumed>) = 0 [pid 6543] <... openat resumed>) = 3 [pid 5002] unlink("./266/binderfs" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] unlink("./258/binderfs" [pid 4997] <... rmdir resumed>) = 0 [pid 6544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6543] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6544] <... prctl resumed>) = 0 [pid 6543] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 [pid 5000] lstat("./262/binderfs", [pid 4998] <... unlink resumed>) = 0 [pid 4997] mkdir("./248", 0777 [pid 6544] setpgid(0, 0 [pid 6543] exit_group(0 [pid 5002] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] getdents64(3, [pid 6544] <... setpgid resumed>) = 0 [pid 6543] <... exit_group resumed>) = ? [pid 6544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6543] +++ exited with 0 +++ [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] unlink("./262/binderfs" [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 6544] <... openat resumed>) = 3 [pid 5002] close(3 [pid 6544] write(3, "1000", 4) = 4 [pid 5000] <... unlink resumed>) = 0 [pid 6544] close(3 [pid 5002] <... close resumed>) = 0 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, [pid 6544] <... close resumed>) = 0 [pid 5002] rmdir("./266" [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... close resumed>) = 0 [pid 6544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6544] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5001] <... restart_syscall resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6544] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5000] close(3 [pid 4998] rmdir("./258" [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6545 [pid 6544] exit_group(0 [pid 5002] mkdir("./267", 0777 [pid 6544] <... exit_group resumed>) = ? [pid 5000] <... close resumed>) = 0 [pid 6544] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5001] umount2("./260", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... rmdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] rmdir("./262"./strace-static-x86_64: Process 6545 attached [pid 5001] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6545] chdir("./248" [pid 5000] <... rmdir resumed>) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5001] fstat(3, [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] mkdir("./259", 0777 [pid 4996] umount2("./244", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6545] <... chdir resumed>) = 0 [pid 6545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6545] setpgid(0, 0) = 0 [pid 6545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6545] write(3, "1000", 4) = 4 [pid 4998] <... mkdir resumed>) = 0 [pid 5001] getdents64(3, [pid 4996] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./263", 0777 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... openat resumed>) = 3 [pid 5001] umount2("./260/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6545] close(3) = 0 [pid 6545] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 4996] fstat(3, [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6545] <... symlink resumed>) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6546 [pid 5001] lstat("./260/binderfs", [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6545] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6545] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] unlink("./260/binderfs" [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6546 attached [pid 6546] chdir("./267" [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6547 [pid 5001] getdents64(3, [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6548 [pid 4996] umount2("./244/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... close resumed>) = 0 [pid 4996] lstat("./244/binderfs", [pid 5001] rmdir("./260" [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6546] <... chdir resumed>) = 0 [pid 6545] exit_group(0 [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6545] <... exit_group resumed>) = ? [pid 5001] <... rmdir resumed>) = 0 [pid 4996] unlink("./244/binderfs" [pid 5001] mkdir("./261", 0777./strace-static-x86_64: Process 6548 attached [pid 6546] <... prctl resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6546] setpgid(0, 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] getdents64(3, ./strace-static-x86_64: Process 6547 attached [pid 6546] <... setpgid resumed>) = 0 [pid 6545] +++ exited with 0 +++ [pid 6547] chdir("./259" [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] <... chdir resumed>) = 0 [pid 6546] <... openat resumed>) = 3 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6549 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] close(3 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] <... close resumed>) = 0 [pid 4996] rmdir("./244" [pid 6547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6546] write(3, "1000", 4 [pid 6547] <... prctl resumed>) = 0 [pid 6546] <... write resumed>) = 4 [pid 6547] setpgid(0, 0 [pid 6546] close(3 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6547] <... setpgid resumed>) = 0 [pid 6546] <... close resumed>) = 0 [pid 6547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6546] symlink("/dev/binderfs", "./binderfs" [pid 4996] mkdir("./245", 0777 [pid 6548] chdir("./263" [pid 6547] <... openat resumed>) = 3 [pid 6546] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6549 attached [pid 6547] write(3, "1000", 4 [pid 6546] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] umount2("./248", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... mkdir resumed>) = 0 [pid 6549] chdir("./261" [pid 6548] <... chdir resumed>) = 0 [pid 6547] <... write resumed>) = 4 [pid 6546] <... openat resumed>) = 3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6549] <... chdir resumed>) = 0 [pid 6548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6547] close(3 [pid 6546] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6547] <... close resumed>) = 0 [pid 6546] <... mmap resumed>) = 0x20fff000 [pid 4997] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6549] <... prctl resumed>) = 0 [pid 6548] <... prctl resumed>) = 0 [pid 6547] symlink("/dev/binderfs", "./binderfs" [pid 6546] exit_group(0 [pid 6549] setpgid(0, 0 [pid 6548] setpgid(0, 0 [pid 6547] <... symlink resumed>) = 0 [pid 6546] <... exit_group resumed>) = ? [pid 4997] <... openat resumed>) = 3 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6550 [pid 6549] <... setpgid resumed>) = 0 [pid 6548] <... setpgid resumed>) = 0 [pid 6547] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6546] +++ exited with 0 +++ [pid 4997] fstat(3, [pid 6549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] <... openat resumed>) = 3 [pid 6549] <... openat resumed>) = 3 [pid 6548] <... openat resumed>) = 3 [pid 6547] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6549] write(3, "1000", 4 [pid 6548] write(3, "1000", 4 [pid 6547] <... mmap resumed>) = 0x20fff000 [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4997] getdents64(3, [pid 6549] <... write resumed>) = 4 [pid 6547] exit_group(0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 6549] close(3 [pid 6548] <... write resumed>) = 4 [pid 6547] <... exit_group resumed>) = ? [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6549] <... close resumed>) = 0 [pid 6548] close(3 [pid 6547] +++ exited with 0 +++ ./strace-static-x86_64: Process 6550 attached [pid 6549] symlink("/dev/binderfs", "./binderfs" [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6548] <... close resumed>) = 0 [pid 4997] umount2("./248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6550] chdir("./245" [pid 6549] <... symlink resumed>) = 0 [pid 6548] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./267", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6550] <... chdir resumed>) = 0 [pid 6549] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6549] <... openat resumed>) = 3 [pid 6548] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] lstat("./248/binderfs", [pid 6550] <... prctl resumed>) = 0 [pid 6549] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... openat resumed>) = 3 [pid 6550] setpgid(0, 0 [pid 6549] <... mmap resumed>) = 0x20fff000 [pid 6548] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] fstat(3, [pid 4998] umount2("./259", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6550] <... setpgid resumed>) = 0 [pid 6549] exit_group(0 [pid 6550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6549] <... exit_group resumed>) = ? [pid 6548] <... openat resumed>) = 3 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./248/binderfs" [pid 6550] <... openat resumed>) = 3 [pid 6549] +++ exited with 0 +++ [pid 5002] getdents64(3, [pid 4998] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6550] write(3, "1000", 4 [pid 4997] <... unlink resumed>) = 0 [pid 6550] <... write resumed>) = 4 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... openat resumed>) = 3 [pid 6550] close(3 [pid 6548] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] fstat(3, [pid 4997] getdents64(3, [pid 6550] <... close resumed>) = 0 [pid 6550] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./267/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6550] <... symlink resumed>) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6550] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] getdents64(3, [pid 6550] <... openat resumed>) = 3 [pid 6548] <... mmap resumed>) = 0x20fff000 [pid 5002] lstat("./267/binderfs", [pid 4997] close(3 [pid 6550] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6550] <... mmap resumed>) = 0x20fff000 [pid 6548] exit_group(0 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... close resumed>) = 0 [pid 6550] exit_group(0 [pid 6548] <... exit_group resumed>) = ? [pid 5002] unlink("./267/binderfs" [pid 4998] umount2("./259/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./248" [pid 6550] <... exit_group resumed>) = ? [pid 6550] +++ exited with 0 +++ [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... rmdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] umount2("./261", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./259/binderfs", [pid 4997] mkdir("./249", 0777 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] unlink("./259/binderfs" [pid 5002] close(3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... openat resumed>) = 3 [pid 5001] fstat(3, [pid 4998] <... unlink resumed>) = 0 [pid 5002] <... close resumed>) = 0 [pid 6548] +++ exited with 0 +++ [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] rmdir("./267" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6551 [pid 5001] getdents64(3, [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6551 attached [pid 5002] <... rmdir resumed>) = 0 [pid 4998] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4996] umount2("./245", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] mkdir("./268", 0777 [pid 5001] umount2("./261/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... close resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6551] chdir("./249" [pid 5002] <... mkdir resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] rmdir("./259" [pid 4996] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6551] <... chdir resumed>) = 0 [pid 6551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6551] setpgid(0, 0) = 0 [pid 6551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5000] umount2("./263", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 6551] write(3, "1000", 4 [pid 4998] <... rmdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5001] lstat("./261/binderfs", [pid 5000] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] mkdir("./260", 0777 [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... openat resumed>) = 3 [pid 6551] <... write resumed>) = 4 [pid 6551] close(3) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6551] symlink("/dev/binderfs", "./binderfs" [pid 4996] getdents64(3, [pid 5001] unlink("./261/binderfs" [pid 5000] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6551] <... symlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] umount2("./245/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6552 [pid 5001] getdents64(3, [pid 5000] getdents64(3, [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6551] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6551] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6553 [pid 4996] lstat("./245/binderfs", [pid 5001] close(3 [pid 5000] umount2("./263/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] <... close resumed>) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5001] rmdir("./261" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] unlink("./245/binderfs"./strace-static-x86_64: Process 6552 attached [pid 6551] exit_group(0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] lstat("./263/binderfs", [pid 6552] chdir("./268" [pid 6551] <... exit_group resumed>) = ? [pid 5001] mkdir("./262", 0777 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 6552] <... chdir resumed>) = 0 [pid 6551] +++ exited with 0 +++ [pid 5001] <... mkdir resumed>) = 0 [pid 5000] unlink("./263/binderfs" [pid 4996] getdents64(3, [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6553 attached [pid 6552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... unlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6553] chdir("./260" [pid 6552] <... prctl resumed>) = 0 [pid 6553] <... chdir resumed>) = 0 [pid 6552] setpgid(0, 0 [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6552] <... setpgid resumed>) = 0 [pid 6553] <... prctl resumed>) = 0 [pid 6552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] getdents64(3, [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4996] <... close resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5000] <... close resumed>) = 0 [pid 4996] rmdir("./245" [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6554 [pid 5000] rmdir("./263" [pid 6553] setpgid(0, 0 [pid 6552] <... openat resumed>) = 3 [pid 4996] <... rmdir resumed>) = 0 [pid 6553] <... setpgid resumed>) = 0 [pid 6552] write(3, "1000", 4 [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6552] <... write resumed>) = 4 [pid 5000] <... rmdir resumed>) = 0 [pid 4996] mkdir("./246", 0777 [pid 6553] <... openat resumed>) = 3 [pid 6552] close(3 [pid 5000] mkdir("./264", 0777 [pid 4997] umount2("./249", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6553] write(3, "1000", 4 [pid 6552] <... close resumed>) = 0 ./strace-static-x86_64: Process 6554 attached [pid 6553] <... write resumed>) = 4 [pid 6552] symlink("/dev/binderfs", "./binderfs" [pid 4996] <... mkdir resumed>) = 0 [pid 6554] chdir("./262" [pid 6553] close(3 [pid 6552] <... symlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6554] <... chdir resumed>) = 0 [pid 6553] <... close resumed>) = 0 [pid 6552] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6553] symlink("/dev/binderfs", "./binderfs" [pid 6552] <... openat resumed>) = 3 [pid 6554] <... prctl resumed>) = 0 [pid 6553] <... symlink resumed>) = 0 [pid 6552] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6554] setpgid(0, 0 [pid 6553] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6552] <... mmap resumed>) = 0x20fff000 [pid 6554] <... setpgid resumed>) = 0 [pid 6553] <... openat resumed>) = 3 [pid 6552] exit_group(0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6555 [pid 4997] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6555 attached [pid 6554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6553] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6552] <... exit_group resumed>) = ? [pid 4997] fstat(3, [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6556 [pid 6555] chdir("./264" [pid 6554] <... openat resumed>) = 3 [pid 6553] <... mmap resumed>) = 0x20fff000 [pid 6552] +++ exited with 0 +++ [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6554] write(3, "1000", 4 [pid 6553] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] getdents64(3, [pid 6554] <... write resumed>) = 4 [pid 6553] <... exit_group resumed>) = ? [pid 6555] <... chdir resumed>) = 0 [pid 6554] close(3 [pid 6553] +++ exited with 0 +++ [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6556 attached [pid 6554] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6556] chdir("./246" [pid 6555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6554] symlink("/dev/binderfs", "./binderfs" [pid 6556] <... chdir resumed>) = 0 [pid 6555] <... prctl resumed>) = 0 [pid 6554] <... symlink resumed>) = 0 [pid 5002] umount2("./268", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6555] setpgid(0, 0 [pid 6554] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6556] <... prctl resumed>) = 0 [pid 6555] <... setpgid resumed>) = 0 [pid 6554] <... openat resumed>) = 3 [pid 4997] lstat("./249/binderfs", [pid 6556] setpgid(0, 0 [pid 6554] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] umount2("./260", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6556] <... setpgid resumed>) = 0 [pid 6555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6554] <... mmap resumed>) = 0x20fff000 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6554] exit_group(0 [pid 6556] <... openat resumed>) = 3 [pid 6554] <... exit_group resumed>) = ? [pid 5002] <... openat resumed>) = 3 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./249/binderfs" [pid 6556] write(3, "1000", 4 [pid 6555] <... openat resumed>) = 3 [pid 6554] +++ exited with 0 +++ [pid 4998] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6556] <... write resumed>) = 4 [pid 4997] <... unlink resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] fstat(3, [pid 4997] getdents64(3, [pid 5002] fstat(3, [pid 5001] restart_syscall(<... resuming interrupted clone ...> [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6555] write(3, "1000", 4 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 5002] getdents64(3, [pid 4997] close(3 [pid 6556] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6556] <... close resumed>) = 0 [pid 6555] <... write resumed>) = 4 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... close resumed>) = 0 [pid 4998] umount2("./260/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6556] symlink("/dev/binderfs", "./binderfs" [pid 5002] umount2("./268/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./249" [pid 6556] <... symlink resumed>) = 0 [pid 6555] close(3 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] <... restart_syscall resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6556] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6555] <... close resumed>) = 0 [pid 5002] lstat("./268/binderfs", [pid 4998] lstat("./260/binderfs", [pid 4997] <... rmdir resumed>) = 0 [pid 6556] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6555] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./250", 0777 [pid 6556] exit_group(0 [pid 5002] unlink("./268/binderfs" [pid 5001] umount2("./262", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] unlink("./260/binderfs" [pid 6556] <... exit_group resumed>) = ? [pid 6556] +++ exited with 0 +++ [pid 6555] <... symlink resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... unlink resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5002] getdents64(3, [pid 5001] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] getdents64(3, [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... openat resumed>) = 3 [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 5001] fstat(3, [pid 4998] close(3 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6555] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6555] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... close resumed>) = 0 [pid 4996] <... restart_syscall resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] <... close resumed>) = 0 [pid 4998] rmdir("./260" [pid 5002] rmdir("./268" [pid 5001] getdents64(3, [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6557 ./strace-static-x86_64: Process 6557 attached [pid 6555] <... mmap resumed>) = 0x20fff000 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... rmdir resumed>) = 0 [pid 6555] exit_group(0 [pid 5002] mkdir("./269", 0777 [pid 5001] umount2("./262/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] mkdir("./261", 0777 [pid 4996] umount2("./246", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6555] <... exit_group resumed>) = ? [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6557] chdir("./250" [pid 6555] +++ exited with 0 +++ [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... mkdir resumed>) = 0 [pid 4996] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] lstat("./262/binderfs", [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6557] <... chdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] <... openat resumed>) = 3 [pid 4996] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./246/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./246/binderfs", [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./246/binderfs") = 0 [pid 4996] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6558 [pid 6557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5001] unlink("./262/binderfs" [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6559 [pid 4996] rmdir("./246" [pid 6557] <... prctl resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4996] <... rmdir resumed>) = 0 [pid 4996] mkdir("./247", 0777 [pid 6557] setpgid(0, 0 [pid 5001] getdents64(3, [pid 4996] <... mkdir resumed>) = 0 [pid 6557] <... setpgid resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] close(3./strace-static-x86_64: Process 6558 attached ) = 0 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6560 [pid 5000] umount2("./264", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6558] chdir("./269" [pid 6557] <... openat resumed>) = 3 [pid 5001] rmdir("./262" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6559 attached [pid 6558] <... chdir resumed>) = 0 [pid 6557] write(3, "1000", 4 [pid 6559] chdir("./261" [pid 6558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6557] <... write resumed>) = 4 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6559] <... chdir resumed>) = 0 [pid 6558] <... prctl resumed>) = 0 [pid 6557] close(3 [pid 5001] mkdir("./263", 0777 [pid 5000] <... openat resumed>) = 3 [pid 6559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6558] setpgid(0, 0 [pid 6559] <... prctl resumed>) = 0 [pid 6558] <... setpgid resumed>) = 0 [pid 6559] setpgid(0, 0 [pid 6558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6557] <... close resumed>) = 0 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 6559] <... setpgid resumed>) = 0 [pid 6558] <... openat resumed>) = 3 [pid 6557] symlink("/dev/binderfs", "./binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6558] write(3, "1000", 4 [pid 6559] <... openat resumed>) = 3 [pid 6558] <... write resumed>) = 4 [pid 6559] write(3, "1000", 4 [pid 6558] close(3 [pid 5000] getdents64(3, [pid 6559] <... write resumed>) = 4 [pid 6558] <... close resumed>) = 0 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6561 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6557] <... symlink resumed>) = 0 [pid 6559] close(3 [pid 6558] symlink("/dev/binderfs", "./binderfs" [pid 6559] <... close resumed>) = 0 [pid 6558] <... symlink resumed>) = 0 [pid 6557] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] umount2("./264/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6560 attached [pid 6559] symlink("/dev/binderfs", "./binderfs" [pid 6558] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6559] <... symlink resumed>) = 0 [pid 6558] <... openat resumed>) = 3 [pid 6557] <... openat resumed>) = 3 [pid 5000] lstat("./264/binderfs", ./strace-static-x86_64: Process 6561 attached [pid 6559] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6558] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6561] chdir("./263" [pid 6560] chdir("./247" [pid 6559] <... openat resumed>) = 3 [pid 6558] <... mmap resumed>) = 0x20fff000 [pid 6557] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] unlink("./264/binderfs" [pid 6561] <... chdir resumed>) = 0 [pid 6559] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6558] exit_group(0 [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6559] <... mmap resumed>) = 0x20fff000 [pid 6558] <... exit_group resumed>) = ? [pid 6557] <... mmap resumed>) = 0x20fff000 [pid 5000] <... unlink resumed>) = 0 [pid 6560] <... chdir resumed>) = 0 [pid 6561] <... prctl resumed>) = 0 [pid 6559] exit_group(0 [pid 6558] +++ exited with 0 +++ [pid 5000] getdents64(3, [pid 6561] setpgid(0, 0 [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6559] <... exit_group resumed>) = ? [pid 6557] exit_group(0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6561] <... setpgid resumed>) = 0 [pid 6560] <... prctl resumed>) = 0 [pid 6559] +++ exited with 0 +++ [pid 6557] <... exit_group resumed>) = ? [pid 5000] close(3 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... close resumed>) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6561] <... openat resumed>) = 3 [pid 5002] umount2("./269", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] rmdir("./264" [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6561] write(3, "1000", 4) = 4 [pid 6561] close(3) = 0 [pid 6561] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... rmdir resumed>) = 0 [pid 6561] <... symlink resumed>) = 0 [pid 5002] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] mkdir("./265", 0777 [pid 4998] <... restart_syscall resumed>) = 0 [pid 6561] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... openat resumed>) = 3 [pid 6561] <... openat resumed>) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 6561] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6557] +++ exited with 0 +++ [pid 5002] fstat(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6560] setpgid(0, 0 [pid 6561] <... mmap resumed>) = 0x20fff000 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] umount2("./261", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6561] exit_group(0) = ? [pid 6561] +++ exited with 0 +++ [pid 6560] <... setpgid resumed>) = 0 [pid 5002] getdents64(3, [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6562 attached [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] umount2("./269/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6562 [pid 4997] <... restart_syscall resumed>) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... openat resumed>) = 3 [pid 5002] lstat("./269/binderfs", [pid 4998] fstat(3, [pid 6562] chdir("./265" [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./250", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] unlink("./269/binderfs" [pid 4998] getdents64(3, [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6562] <... chdir resumed>) = 0 [pid 5002] <... unlink resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... openat resumed>) = 3 [pid 4998] umount2("./261/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6562] <... prctl resumed>) = 0 [pid 4997] fstat(3, [pid 5001] umount2("./263", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5001] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] lstat("./261/binderfs", [pid 4997] getdents64(3, [pid 5002] getdents64(3, [pid 5001] <... openat resumed>) = 3 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6562] setpgid(0, 0 [pid 5001] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] unlink("./261/binderfs" [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./250/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6562] <... setpgid resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 6562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6560] <... openat resumed>) = 3 [pid 5002] close(3 [pid 5001] getdents64(3, [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] <... close resumed>) = 0 [pid 6562] <... openat resumed>) = 3 [pid 6560] write(3, "1000", 4 [pid 5002] rmdir("./269" [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] lstat("./250/binderfs", [pid 6562] write(3, "1000", 4 [pid 6560] <... write resumed>) = 4 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] umount2("./263/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] close(3 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6560] close(3 [pid 5002] mkdir("./270", 0777 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... close resumed>) = 0 [pid 4997] unlink("./250/binderfs" [pid 6562] <... write resumed>) = 4 [pid 6562] close(3) = 0 [pid 6562] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] lstat("./263/binderfs", [pid 4998] rmdir("./261" [pid 4997] <... unlink resumed>) = 0 [pid 6562] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6560] <... close resumed>) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6562] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 4997] getdents64(3, [pid 6562] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6562] exit_group(0 [pid 6560] symlink("/dev/binderfs", "./binderfs" [pid 5001] unlink("./263/binderfs" [pid 4998] mkdir("./262", 0777 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6563 [pid 6562] <... exit_group resumed>) = ? [pid 6562] +++ exited with 0 +++ [pid 6560] <... symlink resumed>) = 0 [pid 5001] <... unlink resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] close(3 [pid 5001] getdents64(3, ./strace-static-x86_64: Process 6563 attached [pid 4997] <... close resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] close(3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] rmdir("./250" [pid 6560] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... close resumed>) = 0 [pid 5000] umount2("./265", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6563] chdir("./270") = 0 [pid 6563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6563] setpgid(0, 0) = 0 [pid 6563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5001] rmdir("./263" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6564 [pid 4997] <... rmdir resumed>) = 0 [pid 6563] write(3, "1000", 4) = 4 [pid 6563] close(3) = 0 [pid 5001] <... rmdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5001] mkdir("./264", 0777 [pid 4997] mkdir("./251", 0777 [pid 5000] <... openat resumed>) = 3 [pid 6563] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6560] <... openat resumed>) = 3 [pid 5001] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4997] <... mkdir resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6564 attached [pid 6564] chdir("./262" [pid 6563] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] getdents64(3, [pid 6564] <... chdir resumed>) = 0 [pid 6563] <... openat resumed>) = 3 [pid 6564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6564] setpgid(0, 0) = 0 [pid 6564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6565 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6560] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] umount2("./265/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6566 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./265/binderfs", [pid 6564] <... openat resumed>) = 3 [pid 6563] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./265/binderfs" [pid 6564] write(3, "1000", 4 [pid 6563] <... mmap resumed>) = 0x20fff000 [pid 6560] <... mmap resumed>) = 0x20fff000 [pid 5000] <... unlink resumed>) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3) = 0 [pid 5000] rmdir("./265"./strace-static-x86_64: Process 6565 attached [pid 6564] <... write resumed>) = 4 [pid 6563] exit_group(0 [pid 6565] chdir("./264" [pid 6564] close(3 [pid 6563] <... exit_group resumed>) = ? [pid 6560] exit_group(0 [pid 5000] <... rmdir resumed>) = 0 [pid 5000] mkdir("./266", 0777 [pid 6560] <... exit_group resumed>) = ? [pid 6565] <... chdir resumed>) = 0 [pid 6564] <... close resumed>) = 0 [pid 6563] +++ exited with 0 +++ [pid 5000] <... mkdir resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6564] symlink("/dev/binderfs", "./binderfs" [pid 6565] <... prctl resumed>) = 0 [pid 6564] <... symlink resumed>) = 0 [pid 6565] setpgid(0, 0 [pid 6564] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6565] <... setpgid resumed>) = 0 [pid 6564] <... openat resumed>) = 3 [pid 6565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6564] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6560] +++ exited with 0 +++ [pid 5002] umount2("./270", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6566 attached [pid 6565] <... openat resumed>) = 3 [pid 6564] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6567 [pid 6565] write(3, "1000", 4 [pid 6564] exit_group(0 [pid 5002] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6565] <... write resumed>) = 4 [pid 6564] <... exit_group resumed>) = ? [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6566] chdir("./251" [pid 6565] close(3 [pid 6564] +++ exited with 0 +++ [pid 5002] <... openat resumed>) = 3 [pid 4996] restart_syscall(<... resuming interrupted clone ...> [pid 6565] <... close resumed>) = 0 [pid 5002] fstat(3, [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6565] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6567 attached [pid 6565] <... symlink resumed>) = 0 [pid 5002] getdents64(3, [pid 6567] chdir("./266" [pid 6566] <... chdir resumed>) = 0 [pid 6565] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6567] <... chdir resumed>) = 0 [pid 6566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6565] <... openat resumed>) = 3 [pid 5002] umount2("./270/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6565] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6567] <... prctl resumed>) = 0 [pid 6566] <... prctl resumed>) = 0 [pid 6565] <... mmap resumed>) = 0x20fff000 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] umount2("./247", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6567] setpgid(0, 0 [pid 6566] setpgid(0, 0 [pid 6565] exit_group(0 [pid 5002] lstat("./270/binderfs", [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6567] <... setpgid resumed>) = 0 [pid 6565] <... exit_group resumed>) = ? [pid 6567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6566] <... setpgid resumed>) = 0 [pid 6565] +++ exited with 0 +++ [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] unlink("./270/binderfs" [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] umount2("./262", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... openat resumed>) = 3 [pid 6567] <... openat resumed>) = 3 [pid 5002] <... unlink resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] fstat(3, [pid 5002] getdents64(3, [pid 6567] write(3, "1000", 4 [pid 4998] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5001] umount2("./264", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] close(3 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... openat resumed>) = 3 [pid 4996] getdents64(3, [pid 5002] <... close resumed>) = 0 [pid 5001] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] fstat(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5001] <... openat resumed>) = 3 [pid 6567] <... write resumed>) = 4 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6567] close(3 [pid 5002] rmdir("./270" [pid 5001] fstat(3, [pid 4996] umount2("./247/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6567] <... close resumed>) = 0 [pid 6566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] getdents64(3, [pid 6567] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5002] <... rmdir resumed>) = 0 [pid 5001] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6567] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6566] <... openat resumed>) = 3 [pid 5002] mkdir("./271", 0777 [pid 5001] getdents64(3, [pid 4998] umount2("./262/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] lstat("./247/binderfs", [pid 6567] <... openat resumed>) = 3 [pid 6567] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6566] write(3, "1000", 4 [pid 5002] <... mkdir resumed>) = 0 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6567] exit_group(0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6567] <... exit_group resumed>) = ? [pid 5001] umount2("./264/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] lstat("./262/binderfs", [pid 4996] unlink("./247/binderfs" [pid 6567] +++ exited with 0 +++ [pid 6566] <... write resumed>) = 4 [pid 5001] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6566] close(3 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6568 [pid 5001] lstat("./264/binderfs", [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] unlink("./262/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 5001] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 6568 attached [pid 4998] <... unlink resumed>) = 0 [pid 5001] unlink("./264/binderfs" [pid 5000] umount2("./266", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] getdents64(3, [pid 4996] getdents64(3, [pid 6568] chdir("./271" [pid 5001] <... unlink resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6566] <... close resumed>) = 0 [pid 5001] getdents64(3, [pid 5000] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 5001] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4996] <... close resumed>) = 0 [pid 5001] close(3 [pid 5000] fstat(3, [pid 4998] close(3 [pid 4996] rmdir("./247" [pid 6566] symlink("/dev/binderfs", "./binderfs" [pid 5001] <... close resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6568] <... chdir resumed>) = 0 [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6568] setpgid(0, 0 [pid 4996] <... rmdir resumed>) = 0 [pid 6568] <... setpgid resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 5000] getdents64(3, [pid 5001] rmdir("./264" [pid 4998] rmdir("./262" [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5001] <... rmdir resumed>) = 0 [pid 6568] <... openat resumed>) = 3 [pid 4998] <... rmdir resumed>) = 0 [pid 5000] umount2("./266/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] mkdir("./248", 0777 [pid 4998] mkdir("./263", 0777 [pid 5001] mkdir("./265", 0777 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6568] write(3, "1000", 4) = 4 [pid 6568] close(3 [pid 4996] <... mkdir resumed>) = 0 [pid 5000] lstat("./266/binderfs", [pid 6568] <... close resumed>) = 0 [pid 6568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 6568] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5001] <... mkdir resumed>) = 0 [pid 5000] unlink("./266/binderfs" [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... unlink resumed>) = 0 [pid 6568] <... openat resumed>) = 3 [pid 6568] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] getdents64(3, [pid 6568] exit_group(0) = ? [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6568] +++ exited with 0 +++ [pid 5000] close(3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6570 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6569 [pid 5001] <... clone resumed>, child_tidptr=0x555555cb3690) = 6571 [pid 5000] <... close resumed>) = 0 [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] rmdir("./266" [pid 5002] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6569 attached [pid 6569] chdir("./248" [pid 5000] <... rmdir resumed>) = 0 [pid 6566] <... symlink resumed>) = 0 [pid 5000] mkdir("./267", 0777 [pid 5002] <... restart_syscall resumed>) = 0 [pid 6569] <... chdir resumed>) = 0 [pid 6569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6569] setpgid(0, 0) = 0 [pid 6569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6570 attached ) = 3 [pid 5000] <... mkdir resumed>) = 0 [pid 5002] umount2("./271", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6566] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6570] chdir("./263" [pid 6569] write(3, "1000", 4) = 4 [pid 6570] <... chdir resumed>) = 0 [pid 6569] close(3 [pid 5002] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6572 [pid 6569] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5002] fstat(3, [pid 6570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6569] symlink("/dev/binderfs", "./binderfs" [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 6571 attached [pid 6570] <... prctl resumed>) = 0 [pid 6569] <... symlink resumed>) = 0 [pid 6566] <... openat resumed>) = 3 [pid 5002] getdents64(3, [pid 6571] chdir("./265" [pid 6570] setpgid(0, 0 [pid 6569] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6566] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./271/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./271/binderfs", [pid 6571] <... chdir resumed>) = 0 [pid 6570] <... setpgid resumed>) = 0 [pid 6569] <... openat resumed>) = 3 [pid 5002] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./271/binderfs" [pid 6571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6569] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6566] <... mmap resumed>) = 0x20fff000 [pid 5002] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6572 attached [pid 6571] <... prctl resumed>) = 0 [pid 6570] <... openat resumed>) = 3 [pid 6569] <... mmap resumed>) = 0x20fff000 [pid 6566] exit_group(0 [pid 5002] getdents64(3, [pid 6566] <... exit_group resumed>) = ? [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3 [pid 6572] chdir("./267" [pid 6571] setpgid(0, 0 [pid 6570] write(3, "1000", 4 [pid 6569] exit_group(0 [pid 5002] <... close resumed>) = 0 [pid 6572] <... chdir resumed>) = 0 [pid 6571] <... setpgid resumed>) = 0 [pid 6570] <... write resumed>) = 4 [pid 5002] rmdir("./271" [pid 6572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6570] close(3 [pid 6569] <... exit_group resumed>) = ? [pid 6566] +++ exited with 0 +++ [pid 6572] <... prctl resumed>) = 0 [pid 6571] <... openat resumed>) = 3 [pid 6570] <... close resumed>) = 0 [pid 6569] +++ exited with 0 +++ [pid 5002] <... rmdir resumed>) = 0 [pid 6572] setpgid(0, 0 [pid 6571] write(3, "1000", 4 [pid 6570] symlink("/dev/binderfs", "./binderfs" [pid 5002] mkdir("./272", 0777 [pid 6572] <... setpgid resumed>) = 0 [pid 6571] <... write resumed>) = 4 [pid 6570] <... symlink resumed>) = 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6571] close(3 [pid 6570] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5002] <... mkdir resumed>) = 0 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6572] <... openat resumed>) = 3 [pid 6571] <... close resumed>) = 0 [pid 6570] <... openat resumed>) = 3 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6572] write(3, "1000", 4 [pid 6571] symlink("/dev/binderfs", "./binderfs" [pid 6570] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 4996] umount2("./248", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6572] <... write resumed>) = 4 [pid 6571] <... symlink resumed>) = 0 [pid 6570] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 6573 attached [pid 6572] close(3 [pid 6571] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6570] exit_group(0 [pid 5002] <... clone resumed>, child_tidptr=0x555555cb3690) = 6573 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6572] <... close resumed>) = 0 [pid 6571] <... openat resumed>) = 3 [pid 6570] <... exit_group resumed>) = ? [pid 6573] chdir("./272" [pid 6572] symlink("/dev/binderfs", "./binderfs" [pid 6571] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6570] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] umount2("./251", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6573] <... chdir resumed>) = 0 [pid 6572] <... symlink resumed>) = 0 [pid 6571] <... mmap resumed>) = 0x20fff000 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6572] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6571] exit_group(0 [pid 6572] <... openat resumed>) = 3 [pid 6571] <... exit_group resumed>) = ? [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6572] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4996] <... openat resumed>) = 3 [pid 6573] <... prctl resumed>) = 0 [pid 4998] umount2("./263", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... openat resumed>) = 3 [pid 4996] fstat(3, [pid 6573] setpgid(0, 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] fstat(3, [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6573] <... setpgid resumed>) = 0 [pid 4998] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] getdents64(3, [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6573] <... openat resumed>) = 3 [pid 4998] fstat(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] umount2("./248/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6573] write(3, "1000", 4 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] umount2("./251/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6573] <... write resumed>) = 4 [pid 4998] getdents64(3, [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] lstat("./248/binderfs", [pid 6573] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] lstat("./251/binderfs", [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6573] <... close resumed>) = 0 [pid 4998] umount2("./263/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] unlink("./248/binderfs" [pid 6573] symlink("/dev/binderfs", "./binderfs" [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] unlink("./251/binderfs" [pid 4996] <... unlink resumed>) = 0 [pid 6573] <... symlink resumed>) = 0 [pid 4998] lstat("./263/binderfs", [pid 4997] <... unlink resumed>) = 0 [pid 4996] getdents64(3, [pid 6573] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] getdents64(3, [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6573] <... openat resumed>) = 3 [pid 4998] unlink("./263/binderfs" [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] close(3 [pid 6573] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] <... unlink resumed>) = 0 [pid 4997] close(3 [pid 4996] <... close resumed>) = 0 [pid 6573] <... mmap resumed>) = 0x20fff000 [pid 4998] getdents64(3, [pid 4997] <... close resumed>) = 0 [pid 4996] rmdir("./248" [pid 6573] exit_group(0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] rmdir("./251" [pid 4996] <... rmdir resumed>) = 0 [pid 6573] <... exit_group resumed>) = ? [pid 4998] close(3 [pid 4997] <... rmdir resumed>) = 0 [pid 4996] mkdir("./249", 0777 [pid 6573] +++ exited with 0 +++ [pid 4998] <... close resumed>) = 0 [pid 4997] mkdir("./252", 0777 [pid 4996] <... mkdir resumed>) = 0 [pid 4998] rmdir("./263" [pid 4997] <... mkdir resumed>) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] <... rmdir resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 4998] mkdir("./264", 0777 [pid 4996] <... clone resumed>, child_tidptr=0x555555cb3690) = 6574 [pid 5002] <... restart_syscall resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6575 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] umount2("./272", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6576 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5002] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./272/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./272/binderfs") = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3) = 0 [pid 5002] rmdir("./272") = 0 [pid 5002] mkdir("./273", 0777) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6577 ./strace-static-x86_64: Process 6576 attached [pid 6576] chdir("./264") = 0 [pid 6576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6576] setpgid(0, 0) = 0 [pid 6576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6576] write(3, "1000", 4) = 4 [pid 6576] close(3) = 0 [pid 6576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6576] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6576] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6576] exit_group(0) = ? [pid 6576] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4998] umount2("./264", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./264/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./264/binderfs") = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 4998] rmdir("./264") = 0 [pid 4998] mkdir("./265", 0777) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6578 ./strace-static-x86_64: Process 6578 attached [pid 6578] chdir("./265") = 0 [pid 6578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6578] setpgid(0, 0) = 0 [ 53.307000][ T6571] ------------[ cut here ]------------ [ 53.312814][ T6571] kernel BUG at mm/page_table_check.c:80! [ 53.318550][ T6571] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 53.324814][ T6571] CPU: 1 PID: 6571 Comm: syz-executor240 Not tainted 6.3.0-syzkaller-11733-g825a0714d2b3 #0 [ 53.334881][ T6571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 53.344940][ T6571] RIP: 0010:page_table_check_clear.part.0+0x31c/0x380 [pid 6578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6578] write(3, "1000", 4) = 4 [pid 6578] close(3) = 0 [pid 6578] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6578] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6578] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6578] exit_group(0) = ? [pid 6578] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4998] umount2("./265", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./265/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6572] <... mmap resumed>) = 0x20fff000 [pid 4998] lstat("./265/binderfs", [pid 6572] exit_group(0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6572] <... exit_group resumed>) = ? [pid 4998] unlink("./265/binderfs" [pid 6572] +++ exited with 0 +++ [pid 4998] <... unlink resumed>) = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 4998] rmdir("./265") = 0 [pid 4998] mkdir("./266", 0777) = 0 [pid 5000] umount2("./267", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6579 [pid 5000] <... openat resumed>) = 3 [pid 5000] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./267/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./267/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./267/binderfs") = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3) = 0 [pid 5000] rmdir("./267") = 0 [pid 5000] mkdir("./268", 0777) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6580 ./strace-static-x86_64: Process 6579 attached [pid 6579] chdir("./266") = 0 [pid 6579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6579] setpgid(0, 0) = 0 [pid 6579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6579] write(3, "1000", 4) = 4 [pid 6579] close(3) = 0 [pid 6579] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6579] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6579] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6579] exit_group(0) = ? ./strace-static-x86_64: Process 6580 attached [pid 6579] +++ exited with 0 +++ [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6580] chdir("./268") = 0 [pid 6580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] umount2("./266", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6580] <... prctl resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6580] setpgid(0, 0 [pid 4998] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6580] <... setpgid resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 6580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] fstat(3, [pid 6580] <... openat resumed>) = 3 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6580] write(3, "1000", 4 [pid 4998] getdents64(3, [pid 6580] <... write resumed>) = 4 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6580] close(3 [pid 4998] umount2("./266/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6580] <... close resumed>) = 0 [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6580] symlink("/dev/binderfs", "./binderfs" [pid 4998] lstat("./266/binderfs", [pid 6580] <... symlink resumed>) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6580] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4998] unlink("./266/binderfs" [pid 6580] <... openat resumed>) = 3 [pid 4998] <... unlink resumed>) = 0 [pid 6580] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4998] getdents64(3, [pid 6580] <... mmap resumed>) = 0x20fff000 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6580] exit_group(0 [pid 4998] close(3 [pid 6580] <... exit_group resumed>) = ? [pid 4998] <... close resumed>) = 0 [pid 6580] +++ exited with 0 +++ [pid 4998] rmdir("./266") = 0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] mkdir("./267", 0777 [pid 5000] umount2("./268", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... mkdir resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6581 [pid 5000] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./268/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./268/binderfs") = 0 [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3) = 0 [pid 5000] rmdir("./268") = 0 [pid 5000] mkdir("./269", 0777) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6582 [ 53.351777][ T6571] Code: c1 43 04 8d 58 ff 31 ff 89 de e8 3f 62 a2 ff 85 db 0f 89 7c fe ff ff e8 12 66 a2 ff 0f 0b e8 0b 66 a2 ff 0f 0b e8 04 66 a2 ff <0f> 0b e8 fd 65 a2 ff 0f 0b e8 f6 65 a2 ff 0f 0b 48 c7 c7 00 f7 e6 [ 53.371487][ T6571] RSP: 0018:ffffc9000c287838 EFLAGS: 00010293 [ 53.377719][ T6571] RAX: 0000000000000000 RBX: ffff8880138fe680 RCX: 0000000000000000 [ 53.385792][ T6571] RDX: ffff888021fc1dc0 RSI: ffffffff81e1f83c RDI: 0000000000000005 [ 53.393871][ T6571] RBP: ffff8880138fe640 R08: 0000000000000005 R09: 0000000000000000 ./strace-static-x86_64: Process 6581 attached ./strace-static-x86_64: Process 6582 attached [pid 6582] chdir("./269" [pid 6581] chdir("./267") = 0 [pid 6582] <... chdir resumed>) = 0 [pid 6582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6582] <... prctl resumed>) = 0 [pid 6581] <... prctl resumed>) = 0 [pid 6582] setpgid(0, 0 [pid 6581] setpgid(0, 0 [pid 6582] <... setpgid resumed>) = 0 [pid 6581] <... setpgid resumed>) = 0 [pid 6582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6582] <... openat resumed>) = 3 [pid 6582] write(3, "1000", 4 [pid 6581] <... openat resumed>) = 3 [pid 6582] <... write resumed>) = 4 [pid 6581] write(3, "1000", 4 [pid 6582] close(3 [pid 6581] <... write resumed>) = 4 [pid 6582] <... close resumed>) = 0 [pid 6581] close(3 [pid 6582] symlink("/dev/binderfs", "./binderfs" [pid 6581] <... close resumed>) = 0 [pid 6582] <... symlink resumed>) = 0 [pid 6581] symlink("/dev/binderfs", "./binderfs" [pid 6582] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6581] <... symlink resumed>) = 0 [pid 6582] <... openat resumed>) = 3 [pid 6581] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6582] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6581] <... openat resumed>) = 3 [pid 6582] <... mmap resumed>) = 0x20fff000 [pid 6581] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6582] exit_group(0 [pid 6581] <... mmap resumed>) = 0x20fff000 [pid 6582] <... exit_group resumed>) = ? [pid 6581] exit_group(0 [pid 6582] +++ exited with 0 +++ [pid 6581] <... exit_group resumed>) = ? [pid 6581] +++ exited with 0 +++ [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4998] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... restart_syscall resumed>) = 0 [pid 4998] <... restart_syscall resumed>) = 0 [pid 5000] umount2("./269", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./267", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... openat resumed>) = 3 [pid 4998] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 4998] fstat(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./269/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] umount2("./267/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./269/binderfs", [pid 4998] lstat("./267/binderfs", [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./269/binderfs" [pid 4998] unlink("./267/binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4998] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4998] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4998] close(3 [pid 5000] <... close resumed>) = 0 [pid 4998] <... close resumed>) = 0 [pid 5000] rmdir("./269" [pid 4998] rmdir("./267" [pid 5000] <... rmdir resumed>) = 0 [pid 4998] <... rmdir resumed>) = 0 [pid 5000] mkdir("./270", 0777 [pid 4998] mkdir("./268", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6583 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6584 ./strace-static-x86_64: Process 6574 attached [pid 6574] chdir("./249") = 0 [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6574] setpgid(0, 0) = 0 [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6583 attached [pid 6583] chdir("./270" [pid 6574] <... openat resumed>) = 3 [pid 6583] <... chdir resumed>) = 0 [pid 6583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6583] setpgid(0, 0) = 0 [pid 6583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6574] write(3, "1000", 4) = 4 [pid 6583] <... openat resumed>) = 3 [pid 6574] close(3) = 0 [pid 6583] write(3, "1000", 4 [pid 6574] symlink("/dev/binderfs", "./binderfs" [pid 6583] <... write resumed>) = 4 [pid 6574] <... symlink resumed>) = 0 [pid 6583] close(3 [pid 6574] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6583] <... close resumed>) = 0 [pid 6574] <... openat resumed>) = 3 [pid 6583] symlink("/dev/binderfs", "./binderfs" [pid 6574] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6583] <... symlink resumed>) = 0 [pid 6574] <... mmap resumed>) = 0x20fff000 [pid 6583] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6574] exit_group(0 [pid 6583] <... openat resumed>) = 3 [pid 6574] <... exit_group resumed>) = ? [pid 6583] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6583] exit_group(0) = ? [pid 6574] +++ exited with 0 +++ [pid 6583] +++ exited with 0 +++ [pid 4996] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5000] umount2("./270", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5000] fstat(3, [pid 4996] umount2("./249", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4996] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4996] <... openat resumed>) = 3 [pid 5000] umount2("./270/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4996] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4996] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] lstat("./270/binderfs", [pid 4996] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] unlink("./270/binderfs" [pid 4996] umount2("./249/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... unlink resumed>) = 0 [pid 4996] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4996] lstat("./249/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4996] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] close(3 [pid 4996] unlink("./249/binderfs" [pid 5000] <... close resumed>) = 0 [pid 4996] <... unlink resumed>) = 0 [pid 5000] rmdir("./270" [pid 4996] getdents64(3, [pid 5000] <... rmdir resumed>) = 0 [pid 4996] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [ 53.401896][ T6571] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 53.409890][ T6571] R13: 0000000000000001 R14: 0000000000000001 R15: dffffc0000000000 [ 53.417894][ T6571] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 53.426936][ T6571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.433603][ T6571] CR2: 00007f6709b86130 CR3: 000000001ffeb000 CR4: 0000000000350ee0 [ 53.441680][ T6571] Call Trace: [ 53.445053][ T6571] [ 53.448002][ T6571] __page_table_check_pte_clear+0x265/0x2b0 [pid 5000] mkdir("./271", 0777 [pid 4996] close(3 [pid 5000] <... mkdir resumed>) = 0 [pid 4996] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4996] rmdir("./249") = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6585 [pid 4996] mkdir("./250", 0777) = 0 [pid 4996] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6586 ./strace-static-x86_64: Process 6585 attached [pid 6585] chdir("./271") = 0 [pid 6585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6585] setpgid(0, 0) = 0 [pid 6585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6585] write(3, "1000", 4) = 4 [pid 6585] close(3) = 0 [pid 6585] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 6575 attached [pid 6585] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6575] chdir("./252") = 0 [pid 6585] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6585] <... mmap resumed>) = 0x20fff000 [pid 6575] <... prctl resumed>) = 0 [pid 6575] setpgid(0, 0) = 0 [pid 6575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6585] exit_group(0 [pid 6575] write(3, "1000", 4 [pid 6585] <... exit_group resumed>) = ? [pid 6575] <... write resumed>) = 4 [pid 6585] +++ exited with 0 +++ [pid 6575] close(3) = 0 [pid 6575] symlink("/dev/binderfs", "./binderfs" [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6575] <... symlink resumed>) = 0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6575] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... restart_syscall resumed>) = 0 [pid 6575] <... openat resumed>) = 3 [pid 6575] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] umount2("./271", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6575] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6575] <... exit_group resumed>) = ? [pid 5000] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6575] +++ exited with 0 +++ [pid 5000] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6575, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./252", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./271/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] lstat("./271/binderfs", [pid 4997] <... openat resumed>) = 3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] fstat(3, [pid 5000] unlink("./271/binderfs" [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] getdents64(3, [pid 5000] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] umount2("./252/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... close resumed>) = 0 [pid 4997] lstat("./252/binderfs", [pid 5000] rmdir("./271" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] unlink("./252/binderfs" [pid 5000] mkdir("./272", 0777 [pid 4997] <... unlink resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] getdents64(3, [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] close(3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6587 [pid 4997] <... close resumed>) = 0 [pid 4997] rmdir("./252") = 0 [pid 4997] mkdir("./253", 0777) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6588 ./strace-static-x86_64: Process 6588 attached [pid 6588] chdir("./253"./strace-static-x86_64: Process 6587 attached [pid 6587] chdir("./272" [pid 6588] <... chdir resumed>) = 0 [pid 6588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6588] setpgid(0, 0) = 0 [pid 6587] <... chdir resumed>) = 0 [pid 6587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6587] setpgid(0, 0) = 0 [pid 6588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6588] write(3, "1000", 4) = 4 [pid 6587] write(3, "1000", 4 [pid 6588] close(3 [pid 6587] <... write resumed>) = 4 [pid 6588] <... close resumed>) = 0 [pid 6587] close(3 [pid 6588] symlink("/dev/binderfs", "./binderfs" [pid 6587] <... close resumed>) = 0 [pid 6588] <... symlink resumed>) = 0 [pid 6587] symlink("/dev/binderfs", "./binderfs" [pid 6588] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6587] <... symlink resumed>) = 0 [pid 6588] <... openat resumed>) = 3 [pid 6587] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6588] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6587] <... openat resumed>) = 3 [pid 6588] <... mmap resumed>) = 0x20fff000 [pid 6587] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6588] exit_group(0 [pid 6587] <... mmap resumed>) = 0x20fff000 [pid 6588] <... exit_group resumed>) = ? [pid 6587] exit_group(0 [pid 6588] +++ exited with 0 +++ [pid 6587] <... exit_group resumed>) = ? [pid 6587] +++ exited with 0 +++ [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5000] umount2("./272", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5000] fstat(3, [pid 4997] umount2("./253", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4997] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... openat resumed>) = 3 [pid 5000] umount2("./272/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] lstat("./272/binderfs", [pid 4997] getdents64(3, [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] unlink("./272/binderfs" [ 53.453933][ T6571] ? page_table_check_clear.part.0+0x380/0x380 [ 53.460204][ T6571] unmap_page_range+0x2aa6/0x38e0 [ 53.465253][ T6571] ? track_pfn_insert+0x150/0x150 [ 53.470299][ T6571] ? vm_normal_page_pmd+0x5b0/0x5b0 [ 53.475597][ T6571] ? uprobe_munmap+0x20/0x560 [ 53.480383][ T6571] unmap_single_vma+0x19a/0x2b0 [ 53.485258][ T6571] unmap_vmas+0x234/0x380 [ 53.489688][ T6571] ? unmap_single_vma+0x2b0/0x2b0 [ 53.494722][ T6571] ? find_held_lock+0x2d/0x110 [ 53.499588][ T6571] ? lock_downgrade+0x690/0x690 [pid 4997] umount2("./253/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] getdents64(3, [pid 4997] lstat("./253/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] close(3 [pid 4997] unlink("./253/binderfs" [pid 5000] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5000] rmdir("./272" [pid 4997] getdents64(3, [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] mkdir("./273", 0777 [pid 4997] close(3 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] rmdir("./253") = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6589 [pid 4997] mkdir("./254", 0777) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6590 ./strace-static-x86_64: Process 6590 attached [pid 6590] chdir("./254") = 0 [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6590] setpgid(0, 0./strace-static-x86_64: Process 6589 attached ) = 0 [pid 6589] chdir("./273" [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6589] <... chdir resumed>) = 0 [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6589] setpgid(0, 0) = 0 [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6590] write(3, "1000", 4) = 4 [pid 6590] close(3) = 0 [pid 6590] symlink("/dev/binderfs", "./binderfs" [pid 6589] <... openat resumed>) = 3 [pid 6590] <... symlink resumed>) = 0 [pid 6589] write(3, "1000", 4) = 4 [pid 6589] close(3 [pid 6590] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6589] <... close resumed>) = 0 [pid 6590] <... openat resumed>) = 3 [pid 6589] symlink("/dev/binderfs", "./binderfs" [pid 6590] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6589] <... symlink resumed>) = 0 [pid 6590] <... mmap resumed>) = 0x20fff000 [pid 6589] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6590] exit_group(0 [pid 6589] <... openat resumed>) = 3 [pid 6590] <... exit_group resumed>) = ? [pid 6589] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6590] +++ exited with 0 +++ [pid 6589] <... mmap resumed>) = 0x20fff000 [pid 6589] exit_group(0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6589] <... exit_group resumed>) = ? [pid 4997] umount2("./254", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4997] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6589] +++ exited with 0 +++ [pid 4997] <... openat resumed>) = 3 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] fstat(3, [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] umount2("./254/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] umount2("./273", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] lstat("./254/binderfs", [pid 5000] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... openat resumed>) = 3 [pid 4997] unlink("./254/binderfs" [pid 5000] fstat(3, [pid 4997] <... unlink resumed>) = 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] getdents64(3, [pid 5000] getdents64(3, [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] close(3 [pid 5000] umount2("./273/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... close resumed>) = 0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] rmdir("./254" [pid 5000] lstat("./273/binderfs", [pid 4997] <... rmdir resumed>) = 0 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] mkdir("./255", 0777 [pid 5000] unlink("./273/binderfs" [pid 4997] <... mkdir resumed>) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6591 [pid 5000] close(3) = 0 [pid 5000] rmdir("./273") = 0 [pid 5000] mkdir("./274", 0777) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6592 ./strace-static-x86_64: Process 6592 attached [pid 6592] chdir("./274") = 0 [pid 6592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6592] setpgid(0, 0) = 0 [pid 6592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 6591 attached [pid 6591] chdir("./255" [pid 6592] write(3, "1000", 4) = 4 [pid 6592] close(3) = 0 [pid 6592] symlink("/dev/binderfs", "./binderfs" [pid 6591] <... chdir resumed>) = 0 [pid 6591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6591] setpgid(0, 0) = 0 [pid 6591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6592] <... symlink resumed>) = 0 [pid 6592] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6591] <... openat resumed>) = 3 [pid 6592] <... openat resumed>) = 3 [pid 6591] write(3, "1000", 4 [pid 6592] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6591] <... write resumed>) = 4 [pid 6591] close(3) = 0 [pid 6591] symlink("/dev/binderfs", "./binderfs" [pid 6592] <... mmap resumed>) = 0x20fff000 [pid 6591] <... symlink resumed>) = 0 [pid 6592] exit_group(0 [pid 6591] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6592] <... exit_group resumed>) = ? [pid 6591] <... openat resumed>) = 3 [pid 6592] +++ exited with 0 +++ [pid 6591] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6591] exit_group(0 [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 6591] <... exit_group resumed>) = ? [pid 5000] <... restart_syscall resumed>) = 0 [pid 6591] +++ exited with 0 +++ [pid 5000] umount2("./274", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 53.504451][ T6571] exit_mmap+0x190/0x930 [ 53.508706][ T6571] ? do_vma_munmap+0xa0/0xa0 [ 53.513316][ T6571] __mmput+0x128/0x4c0 [ 53.517399][ T6571] mmput+0x60/0x70 [ 53.521129][ T6571] do_exit+0x9d7/0x2960 [ 53.525300][ T6571] ? lock_downgrade+0x690/0x690 [ 53.530164][ T6571] ? do_raw_spin_lock+0x124/0x2b0 [ 53.535202][ T6571] ? mm_update_next_owner+0x7b0/0x7b0 [ 53.540585][ T6571] ? spin_bug+0x1c0/0x1c0 [ 53.544929][ T6571] ? _raw_spin_unlock_irq+0x23/0x50 [ 53.550144][ T6571] do_group_exit+0xd4/0x2a0 [pid 4997] umount2("./255", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... openat resumed>) = 3 [pid 4997] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] fstat(3, [pid 4997] <... openat resumed>) = 3 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] fstat(3, [pid 5000] getdents64(3, [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] getdents64(3, ./strace-static-x86_64: Process 6577 attached [pid 5000] umount2("./274/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6577] chdir("./273" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] umount2("./255/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6577] <... chdir resumed>) = 0 [pid 5000] lstat("./274/binderfs", [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] lstat("./255/binderfs", [pid 6577] <... prctl resumed>) = 0 [pid 5000] unlink("./274/binderfs" [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6577] setpgid(0, 0 [pid 5000] <... unlink resumed>) = 0 [pid 4997] unlink("./255/binderfs" [pid 6577] <... setpgid resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] <... unlink resumed>) = 0 [pid 6577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] getdents64(3, [pid 6577] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6577] write(3, "1000", 4 [pid 5000] <... close resumed>) = 0 [pid 4997] close(3 [pid 6577] <... write resumed>) = 4 [pid 5000] rmdir("./274" [pid 4997] <... close resumed>) = 0 [pid 6577] close(3 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] rmdir("./255" [pid 6577] <... close resumed>) = 0 [pid 5000] mkdir("./275", 0777 [pid 4997] <... rmdir resumed>) = 0 [pid 6577] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... mkdir resumed>) = 0 [pid 4997] mkdir("./256", 0777 [pid 6577] <... symlink resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... mkdir resumed>) = 0 [pid 6577] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6577] <... openat resumed>) = 3 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6593 [pid 6577] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6594 [pid 6577] <... mmap resumed>) = 0x20fff000 [pid 6577] exit_group(0) = ? [pid 6577] +++ exited with 0 +++ [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5002] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5002] umount2("./273", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5002] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5002] umount2("./273/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5002] lstat("./273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./273/binderfs") = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3) = 0 [pid 5002] rmdir("./273") = 0 [pid 5002] mkdir("./274", 0777) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6593 attached , child_tidptr=0x555555cb3690) = 6595 [pid 6593] chdir("./275"./strace-static-x86_64: Process 6594 attached ) = 0 [pid 6594] chdir("./256" [pid 6593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6594] <... chdir resumed>) = 0 [pid 6593] <... prctl resumed>) = 0 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6593] setpgid(0, 0 [pid 6594] <... prctl resumed>) = 0 [pid 6593] <... setpgid resumed>) = 0 [pid 6594] setpgid(0, 0 [pid 6593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6594] <... setpgid resumed>) = 0 [pid 6593] <... openat resumed>) = 3 [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6593] write(3, "1000", 4 [pid 6594] <... openat resumed>) = 3 [pid 6593] <... write resumed>) = 4 [pid 6594] write(3, "1000", 4 [pid 6593] close(3 [pid 6594] <... write resumed>) = 4 [pid 6593] <... close resumed>) = 0 [pid 6594] close(3 [pid 6593] symlink("/dev/binderfs", "./binderfs" [pid 6594] <... close resumed>) = 0 [pid 6593] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6595 attached [pid 6594] symlink("/dev/binderfs", "./binderfs" [pid 6593] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6595] chdir("./274" [pid 6594] <... symlink resumed>) = 0 [pid 6593] <... openat resumed>) = 3 [pid 6595] <... chdir resumed>) = 0 [pid 6594] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6593] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6594] <... openat resumed>) = 3 [pid 6593] <... mmap resumed>) = 0x20fff000 [pid 6595] <... prctl resumed>) = 0 [pid 6594] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6593] exit_group(0 [pid 6595] setpgid(0, 0 [pid 6594] <... mmap resumed>) = 0x20fff000 [pid 6593] <... exit_group resumed>) = ? [pid 6595] <... setpgid resumed>) = 0 [pid 6594] exit_group(0 [pid 6593] +++ exited with 0 +++ [pid 6595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6594] <... exit_group resumed>) = ? [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6595] <... openat resumed>) = 3 [pid 6594] +++ exited with 0 +++ [pid 6595] write(3, "1000", 4 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6595] <... write resumed>) = 4 [pid 5000] umount2("./275", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6595] close(3 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... restart_syscall resumed>) = 0 [pid 6595] <... close resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6595] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... openat resumed>) = 3 [pid 6595] <... symlink resumed>) = 0 [pid 5000] fstat(3, [pid 4997] umount2("./256", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6595] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6595] <... openat resumed>) = 3 [pid 5000] getdents64(3, [pid 4997] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6595] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... openat resumed>) = 3 [pid 6595] <... mmap resumed>) = 0x20fff000 [pid 5000] umount2("./275/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] fstat(3, [pid 6595] exit_group(0 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6595] <... exit_group resumed>) = ? [pid 5000] lstat("./275/binderfs", [pid 4997] getdents64(3, [pid 6595] +++ exited with 0 +++ [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] unlink("./275/binderfs" [pid 4997] umount2("./256/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5002] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5002] restart_syscall(<... resuming interrupted clone ...> [pid 5000] getdents64(3, [pid 4997] lstat("./256/binderfs", [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] <... restart_syscall resumed>) = 0 [pid 5000] close(3 [pid 4997] unlink("./256/binderfs" [pid 5000] <... close resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5000] rmdir("./275" [pid 4997] getdents64(3, [pid 5002] umount2("./274", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] mkdir("./276", 0777 [pid 4997] close(3 [pid 5002] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5002] <... openat resumed>) = 3 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] rmdir("./256" [pid 5002] fstat(3, [pid 4997] <... rmdir resumed>) = 0 [pid 5002] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6596 [pid 4997] mkdir("./257", 0777 [pid 5002] getdents64(3, [pid 4997] <... mkdir resumed>) = 0 [pid 5002] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5002] umount2("./274/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6597 [pid 5002] lstat("./274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5002] unlink("./274/binderfs") = 0 [pid 5002] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5002] close(3) = 0 [pid 5002] rmdir("./274") = 0 [pid 5002] mkdir("./275", 0777) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6598 ./strace-static-x86_64: Process 6597 attached [pid 6597] chdir("./257"./strace-static-x86_64: Process 6596 attached [ 53.554656][ T6571] __x64_sys_exit_group+0x3e/0x50 [ 53.559689][ T6571] do_syscall_64+0x39/0xb0 [ 53.565594][ T6571] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 53.571531][ T6571] RIP: 0033:0x7f6709b13a39 [ 53.575996][ T6571] Code: Unable to access opcode bytes at 0x7f6709b13a0f. [ 53.583195][ T6571] RSP: 002b:00007fffb90d7828 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.591705][ T6571] RAX: ffffffffffffffda RBX: 00007f6709b883f0 RCX: 00007f6709b13a39 [ 53.599941][ T6571] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [pid 6596] chdir("./276" [pid 6597] <... chdir resumed>) = 0 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6597] setpgid(0, 0) = 0 [pid 6596] <... chdir resumed>) = 0 [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6596] setpgid(0, 0) = 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6596] <... openat resumed>) = 3 [pid 6597] write(3, "1000", 4 [pid 6596] write(3, "1000", 4 [pid 6597] <... write resumed>) = 4 [pid 6596] <... write resumed>) = 4 [pid 6597] close(3 [pid 6596] close(3 [pid 6597] <... close resumed>) = 0 [pid 6596] <... close resumed>) = 0 [pid 6597] symlink("/dev/binderfs", "./binderfs" [pid 6596] symlink("/dev/binderfs", "./binderfs" [pid 6597] <... symlink resumed>) = 0 [pid 6596] <... symlink resumed>) = 0 [pid 6597] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6596] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6597] <... openat resumed>) = 3 [pid 6596] <... openat resumed>) = 3 [pid 6597] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6596] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6597] <... mmap resumed>) = 0x20fff000 [pid 6596] <... mmap resumed>) = 0x20fff000 [pid 6597] exit_group(0 [pid 6596] exit_group(0 [pid 6597] <... exit_group resumed>) = ? [pid 6596] <... exit_group resumed>) = ? [pid 6597] +++ exited with 0 +++ [pid 6596] +++ exited with 0 +++ [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] umount2("./276", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./257", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 5000] fstat(3, [pid 4997] fstat(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] umount2("./276/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./257/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] lstat("./276/binderfs", [pid 4997] lstat("./257/binderfs", [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] unlink("./276/binderfs" [pid 4997] unlink("./257/binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] close(3 [pid 4997] close(3 [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 5000] rmdir("./276" [pid 4997] rmdir("./257" [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5000] mkdir("./277", 0777 [pid 4997] mkdir("./258", 0777 [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6599 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6600 ./strace-static-x86_64: Process 6600 attached [pid 6600] chdir("./258") = 0 [pid 6600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6600] setpgid(0, 0) = 0 [pid 6600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6600] write(3, "1000", 4) = 4 [pid 6600] close(3) = 0 ./strace-static-x86_64: Process 6599 attached [pid 6600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6599] chdir("./277") = 0 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6600] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6599] <... prctl resumed>) = 0 [pid 6599] setpgid(0, 0) = 0 [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6600] <... openat resumed>) = 3 [pid 6600] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6599] <... openat resumed>) = 3 [pid 6600] <... mmap resumed>) = 0x20fff000 [pid 6599] write(3, "1000", 4) = 4 [pid 6599] close(3) = 0 [pid 6599] symlink("/dev/binderfs", "./binderfs" [pid 6600] exit_group(0 [pid 6599] <... symlink resumed>) = 0 [pid 6600] <... exit_group resumed>) = ? [pid 6599] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6600] +++ exited with 0 +++ [pid 6599] <... openat resumed>) = 3 [pid 6599] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6599] <... mmap resumed>) = 0x20fff000 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6599] exit_group(0 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6599] <... exit_group resumed>) = ? [pid 6599] +++ exited with 0 +++ [pid 4997] umount2("./258", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./277", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... openat resumed>) = 3 [pid 5000] openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] fstat(3, [pid 5000] <... openat resumed>) = 3 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5000] fstat(3, [pid 4997] getdents64(3, [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] getdents64(3, [pid 4997] umount2("./258/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] umount2("./277/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] lstat("./258/binderfs", [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] lstat("./277/binderfs", [pid 4997] unlink("./258/binderfs" [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 5000] unlink("./277/binderfs" [pid 4997] getdents64(3, [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] getdents64(3, [pid 4997] close(3 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... close resumed>) = 0 [pid 5000] close(3 [pid 4997] rmdir("./258" [pid 5000] <... close resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 5000] rmdir("./277" [ 53.608004][ T6571] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 53.615980][ T6571] R10: 0000000000000011 R11: 0000000000000246 R12: 00007f6709b883f0 [ 53.624045][ T6571] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 53.632287][ T6571] [ 53.635310][ T6571] Modules linked in: [ 53.639274][ T6571] ---[ end trace 0000000000000000 ]--- [ 53.644726][ T6571] RIP: 0010:page_table_check_clear.part.0+0x31c/0x380 [pid 4997] mkdir("./259", 0777 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5000] mkdir("./278", 0777 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6601 [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6602 ./strace-static-x86_64: Process 6601 attached [pid 6601] chdir("./259"./strace-static-x86_64: Process 6602 attached ) = 0 [pid 6602] chdir("./278" [pid 6601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6601] setpgid(0, 0) = 0 [pid 6601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6602] <... chdir resumed>) = 0 [pid 6602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6602] setpgid(0, 0) = 0 [pid 6601] <... openat resumed>) = 3 [pid 6602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6601] write(3, "1000", 4) = 4 [pid 6601] close(3) = 0 [pid 6601] symlink("/dev/binderfs", "./binderfs" [pid 6602] write(3, "1000", 4 [pid 6601] <... symlink resumed>) = 0 [pid 6602] <... write resumed>) = 4 [pid 6602] close(3) = 0 [pid 6601] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6602] symlink("/dev/binderfs", "./binderfs" [pid 6601] <... openat resumed>) = 3 [pid 6602] <... symlink resumed>) = 0 [pid 6601] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6602] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 6602] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 6601] <... mmap resumed>) = 0x20fff000 [pid 6602] exit_group(0 [pid 6601] exit_group(0 [pid 6602] <... exit_group resumed>) = ? [pid 6601] <... exit_group resumed>) = ? [pid 6602] +++ exited with 0 +++ [pid 6601] +++ exited with 0 +++ [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6584 attached [pid 5000] umount2("./278", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./259", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6584] chdir("./268" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6584] <... chdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5000] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 6584] <... prctl resumed>) = 0 [pid 5000] fstat(3, [pid 4997] fstat(3, [pid 6584] setpgid(0, 0 [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6584] <... setpgid resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 6584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6584] <... openat resumed>) = 3 [pid 5000] umount2("./278/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] umount2("./259/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6584] write(3, "1000", 4 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6584] <... write resumed>) = 4 [pid 5000] lstat("./278/binderfs", [pid 4997] lstat("./259/binderfs", [pid 6584] close(3 [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6584] <... close resumed>) = 0 [pid 5000] unlink("./278/binderfs" [pid 4997] unlink("./259/binderfs" [pid 6584] symlink("/dev/binderfs", "./binderfs" [pid 5000] <... unlink resumed>) = 0 [pid 4997] <... unlink resumed>) = 0 [pid 6584] <... symlink resumed>) = 0 [pid 5000] getdents64(3, [pid 4997] getdents64(3, [pid 6584] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 6584] <... openat resumed>) = 3 [pid 5000] close(3 [pid 4997] close(3 [pid 6584] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5000] <... close resumed>) = 0 [pid 4997] <... close resumed>) = 0 [pid 6584] <... mmap resumed>) = 0x20fff000 [pid 5000] rmdir("./278" [pid 4997] rmdir("./259" [pid 6584] exit_group(0 [pid 5000] <... rmdir resumed>) = 0 [pid 4997] <... rmdir resumed>) = 0 [pid 6584] <... exit_group resumed>) = ? [pid 5000] mkdir("./279", 0777 [pid 4997] mkdir("./260", 0777 [pid 6584] +++ exited with 0 +++ [pid 5000] <... mkdir resumed>) = 0 [pid 4997] <... mkdir resumed>) = 0 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6603 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6604 [pid 4998] umount2("./268", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 4998] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] umount2("./268/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4998] lstat("./268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] unlink("./268/binderfs") = 0 [pid 4998] getdents64(3, 0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] close(3) = 0 [pid 4998] rmdir("./268") = 0 [pid 4998] mkdir("./269", 0777) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555cb3690) = 6605 ./strace-static-x86_64: Process 6604 attached [pid 6604] chdir("./260") = 0 [pid 6604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6604] setpgid(0, 0) = 0 [pid 6604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6604] write(3, "1000", 4) = 4 [pid 6604] close(3) = 0 [pid 6604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6604] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 6603 attached ) = 3 [pid 6604] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6603] chdir("./279" [pid 6604] <... mmap resumed>) = 0x20fff000 [pid 6603] <... chdir resumed>) = 0 [pid 6604] exit_group(0 [pid 6603] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6605 attached [pid 6604] <... exit_group resumed>) = ? [pid 6603] <... prctl resumed>) = 0 [pid 6605] chdir("./269" [pid 6603] setpgid(0, 0 [pid 6605] <... chdir resumed>) = 0 [pid 6604] +++ exited with 0 +++ [pid 6603] <... setpgid resumed>) = 0 [pid 6605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6605] <... prctl resumed>) = 0 [pid 6603] <... openat resumed>) = 3 [pid 6605] setpgid(0, 0 [pid 6603] write(3, "1000", 4 [pid 6605] <... setpgid resumed>) = 0 [pid 6603] <... write resumed>) = 4 [pid 4997] umount2("./260", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6603] close(3 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 53.651562][ T6571] Code: c1 43 04 8d 58 ff 31 ff 89 de e8 3f 62 a2 ff 85 db 0f 89 7c fe ff ff e8 12 66 a2 ff 0f 0b e8 0b 66 a2 ff 0f 0b e8 04 66 a2 ff <0f> 0b e8 fd 65 a2 ff 0f 0b e8 f6 65 a2 ff 0f 0b 48 c7 c7 00 f7 e6 [ 53.672082][ T6571] RSP: 0018:ffffc9000c287838 EFLAGS: 00010293 [ 53.678165][ T6571] RAX: 0000000000000000 RBX: ffff8880138fe680 RCX: 0000000000000000 [ 53.686303][ T6571] RDX: ffff888021fc1dc0 RSI: ffffffff81e1f83c RDI: 0000000000000005 [ 53.694307][ T6571] RBP: ffff8880138fe640 R08: 0000000000000005 R09: 0000000000000000 [pid 6605] <... openat resumed>) = 3 [pid 6603] <... close resumed>) = 0 [pid 4997] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6605] write(3, "1000", 4 [pid 6603] symlink("/dev/binderfs", "./binderfs" [pid 4997] <... openat resumed>) = 3 [pid 6605] <... write resumed>) = 4 [pid 6603] <... symlink resumed>) = 0 [pid 4997] fstat(3, [pid 6605] close(3 [pid 6603] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6605] <... close resumed>) = 0 [pid 6603] <... openat resumed>) = 3 [pid 4997] getdents64(3, [pid 6605] symlink("/dev/binderfs", "./binderfs" [pid 6603] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 6605] <... symlink resumed>) = 0 [pid 6603] <... mmap resumed>) = 0x20fff000 [pid 4997] umount2("./260/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6605] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6603] exit_group(0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6605] <... openat resumed>) = 3 [pid 6603] <... exit_group resumed>) = ? [pid 4997] lstat("./260/binderfs", [pid 6605] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6603] +++ exited with 0 +++ [pid 4997] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 6605] <... mmap resumed>) = 0x20fff000 [pid 4997] unlink("./260/binderfs" [pid 6605] exit_group(0 [pid 5000] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] <... unlink resumed>) = 0 [pid 6605] <... exit_group resumed>) = ? [pid 5000] restart_syscall(<... resuming interrupted clone ...> [pid 4997] getdents64(3, [pid 6605] +++ exited with 0 +++ [pid 5000] <... restart_syscall resumed>) = 0 [pid 4997] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4997] close(3) = 0 [pid 5000] umount2("./279", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] rmdir("./260" [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./269", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4997] <... rmdir resumed>) = 0 [pid 5000] openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4997] mkdir("./261", 0777 [pid 5000] <... openat resumed>) = 3 [pid 4998] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4997] <... mkdir resumed>) = 0 [pid 5000] fstat(3, [pid 4998] <... openat resumed>) = 3 [pid 4997] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4998] fstat(3, [pid 5000] getdents64(3, [pid 4998] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4997] <... clone resumed>, child_tidptr=0x555555cb3690) = 6606 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 4998] getdents64(3, [pid 5000] umount2("./279/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 3 entries */, 32768) = 80 [pid 5000] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4998] umount2("./269/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5000] lstat("./279/binderfs", [pid 4998] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5000] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4998] lstat("./269/binderfs", [pid 5000] unlink("./279/binderfs" [pid 4998] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5000] <... unlink resumed>) = 0 [pid 4998] unlink("./269/binderfs" [pid 5000] getdents64(3, [pid 4998] <... unlink resumed>) = 0 [pid 5000] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 4998] getdents64(3, [pid 5000] close(3 [pid 4998] <... getdents64 resumed>0x555555cb46e0 /* 0 entries */, 32768) = 0 [pid 5000] <... close resumed>) = 0 [pid 4998] close(3 [pid 5000] rmdir("./279" [pid 4998] <... close resumed>) = 0 [pid 5000] <... rmdir resumed>) = 0 [pid 4998] rmdir("./269" [pid 5000] mkdir("./280", 0777 [pid 4998] <... rmdir resumed>) = 0 [pid 5000] <... mkdir resumed>) = 0 [pid 4998] mkdir("./270", 0777 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... mkdir resumed>) = 0 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... clone resumed>, child_tidptr=0x555555cb3690) = 6607 [pid 4998] <... clone resumed>, child_tidptr=0x555555cb3690) = 6608 ./strace-static-x86_64: Process 6606 attached [pid 6606] chdir("./261") = 0 [pid 6606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6606] setpgid(0, 0) = 0 [pid 6606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6606] write(3, "1000", 4) = 4 [pid 6606] close(3) = 0 ./strace-static-x86_64: Process 6608 attached [pid 6606] symlink("/dev/binderfs", "./binderfs" [pid 6608] chdir("./270" [pid 6606] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6607 attached [pid 6608] <... chdir resumed>) = 0 [pid 6606] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6607] chdir("./280" [pid 6606] <... openat resumed>) = 3 [pid 6608] <... prctl resumed>) = 0 [pid 6607] <... chdir resumed>) = 0 [pid 6606] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6608] setpgid(0, 0 [pid 6607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6606] <... mmap resumed>) = 0x20fff000 [pid 6608] <... setpgid resumed>) = 0 [pid 6607] <... prctl resumed>) = 0 [pid 6606] exit_group(0 [pid 6608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6607] setpgid(0, 0 [pid 6606] <... exit_group resumed>) = ? [pid 6608] <... openat resumed>) = 3 [pid 6607] <... setpgid resumed>) = 0 [pid 6608] write(3, "1000", 4 [pid 6607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6606] +++ exited with 0 +++ [pid 6608] <... write resumed>) = 4 [pid 6607] <... openat resumed>) = 3 [pid 4997] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6608] close(3 [pid 6607] write(3, "1000", 4 [pid 4997] restart_syscall(<... resuming interrupted clone ...> [pid 6608] <... close resumed>) = 0 [pid 6607] <... write resumed>) = 4 [pid 4997] <... restart_syscall resumed>) = 0 [pid 6608] symlink("/dev/binderfs", "./binderfs" [pid 6607] close(3 [pid 6608] <... symlink resumed>) = 0 [pid 6607] <... close resumed>) = 0 [pid 6608] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 6607] symlink("/dev/binderfs", "./binderfs" [pid 4997] umount2("./261", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6608] <... openat resumed>) = 3 [pid 6607] <... symlink resumed>) = 0 [pid 4997] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6608] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 6607] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 4997] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6608] <... mmap resumed>) = 0x20fff000 [pid 6607] <... openat resumed>) = 3 [pid 4997] <... openat resumed>) = 3 [pid 6608] exit_group(0 [pid 6607] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 4997] fstat(3, [pid 6608] <... exit_group resumed>) = ? [pid 6607] <... mmap resumed>) = 0x20fff000 [pid 4997] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6608] +++ exited with 0 +++ [pid 6607] exit_group(0 [pid 4997] getdents64(3, [pid 6607] <... exit_group resumed>) = ? [ 53.702481][ T6571] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 53.710573][ T6571] R13: 0000000000000001 R14: 0000000000000001 R15: dffffc0000000000 [ 53.718659][ T6571] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 53.727629][ T6571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.734267][ T6571] CR2: 00007f6709b86130 CR3: 000000001ffeb000 CR4: 0000000000350ee0 [ 53.742310][ T6571] Kernel panic - not syncing: Fatal exception [ 53.749309][ T6571] Kernel Offset: disabled [ 53.753618][ T6571] Rebooting in 86400 seconds..