./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor989888314 <...> Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. execve("./syz-executor989888314", ["./syz-executor989888314"], 0x7ffc86578a40 /* 10 vars */) = 0 brk(NULL) = 0x555556466000 brk(0x555556466c40) = 0x555556466c40 arch_prctl(ARCH_SET_FS, 0x555556466300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor989888314", 4096) = 27 brk(0x555556487c40) = 0x555556487c40 brk(0x555556488000) = 0x555556488000 mprotect(0x7f0c2f2a2000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564665d0) = 5005 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5005 attached ./strace-static-x86_64: Process 5006 attached [pid 5005] getpid() = 5005 [pid 5005] mkdir("./syzkaller.BjLsxD", 0700 [pid 5004] <... clone resumed>, child_tidptr=0x5555564665d0) = 5006 [pid 5004] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564665d0) = 5007 [pid 5006] getpid( [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5007 attached [pid 5004] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... getpid resumed>) = 5006 [pid 5005] chmod("./syzkaller.BjLsxD", 0777 [pid 5007] getpid( [pid 5006] mkdir("./syzkaller.QXvTwH", 0700 [pid 5004] <... clone resumed>, child_tidptr=0x5555564665d0) = 5008 [pid 5004] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5009 attached ./strace-static-x86_64: Process 5008 attached [pid 5007] <... getpid resumed>) = 5007 [pid 5006] <... mkdir resumed>) = 0 [pid 5004] <... clone resumed>, child_tidptr=0x5555564665d0) = 5009 [pid 5004] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getpid( [pid 5007] mkdir("./syzkaller.NYAOVM", 0700 [pid 5006] chmod("./syzkaller.QXvTwH", 0777 [pid 5004] <... clone resumed>, child_tidptr=0x5555564665d0) = 5010 [pid 5006] <... chmod resumed>) = 0 ./strace-static-x86_64: Process 5010 attached [pid 5010] getpid( [pid 5007] <... mkdir resumed>) = 0 [pid 5006] chdir("./syzkaller.QXvTwH" [pid 5010] <... getpid resumed>) = 5010 [pid 5010] mkdir("./syzkaller.E58wp2", 0700 [pid 5008] <... getpid resumed>) = 5008 [pid 5007] chmod("./syzkaller.NYAOVM", 0777 [pid 5006] <... chdir resumed>) = 0 [pid 5007] <... chmod resumed>) = 0 [pid 5007] chdir("./syzkaller.NYAOVM" [pid 5006] mkdir("./0", 0777 [pid 5007] <... chdir resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5010] chmod("./syzkaller.E58wp2", 0777 [pid 5006] <... mkdir resumed>) = 0 [pid 5007] mkdir("./0", 0777 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] mkdir("./syzkaller.xTH7WT", 0700 [pid 5010] <... chmod resumed>) = 0 [pid 5010] chdir("./syzkaller.E58wp2") = 0 [pid 5010] mkdir("./0", 0777) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5011 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5011 attached [pid 5011] chdir("./0") = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5012 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5013 [pid 5008] chmod("./syzkaller.xTH7WT", 0777 [pid 5011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... chmod resumed>) = 0 [pid 5011] <... prctl resumed>) = 0 [pid 5011] setpgid(0, 0) = 0 [pid 5008] <... chmod resumed>) = 0 [pid 5008] chdir("./syzkaller.xTH7WT" [pid 5005] chdir("./syzkaller.BjLsxD" [pid 5009] getpid(./strace-static-x86_64: Process 5012 attached ) = 5009 [pid 5008] <... chdir resumed>) = 0 [pid 5005] <... chdir resumed>) = 0 [pid 5008] mkdir("./0", 0777 [pid 5005] mkdir("./0", 0777 [pid 5011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] mkdir("./syzkaller.YazE6X", 0700 [pid 5011] <... openat resumed>) = 3 [pid 5011] write(3, "1000", 4 [pid 5005] <... mkdir resumed>) = 0 [pid 5011] <... write resumed>) = 4 [pid 5011] close(3) = 0 [pid 5011] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5011] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5014 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] chmod("./syzkaller.YazE6X", 0777) = 0 [pid 5009] chdir("./syzkaller.YazE6X"./strace-static-x86_64: Process 5015 attached ./strace-static-x86_64: Process 5014 attached ./strace-static-x86_64: Process 5013 attached [pid 5012] chdir("./0" [pid 5011] <... openat resumed>) = 3 [pid 5009] <... chdir resumed>) = 0 [pid 5012] <... chdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5015 [pid 5014] chdir("./0" [pid 5009] mkdir("./0", 0777 [pid 5012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5014] <... chdir resumed>) = 0 [pid 5014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5014] setpgid(0, 0) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5012] <... prctl resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5013] chdir("./0" [pid 5014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5012] setpgid(0, 0 [pid 5014] <... openat resumed>) = 3 [pid 5012] <... setpgid resumed>) = 0 [pid 5011] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5016 attached [pid 5015] chdir("./0" [pid 5014] write(3, "1000", 4 [pid 5013] <... chdir resumed>) = 0 [pid 5012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5011] <... mmap resumed>) = 0x20fff000 [pid 5016] chdir("./0" [pid 5015] <... chdir resumed>) = 0 [pid 5014] <... write resumed>) = 4 [pid 5013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5016 [pid 5016] <... chdir resumed>) = 0 [pid 5014] close(3 [pid 5012] <... openat resumed>) = 3 [pid 5011] exit_group(0 [pid 5013] <... prctl resumed>) = 0 [pid 5016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5014] <... close resumed>) = 0 [pid 5013] setpgid(0, 0 [pid 5012] write(3, "1000", 4 [pid 5011] <... exit_group resumed>) = ? [pid 5016] <... prctl resumed>) = 0 [pid 5015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5014] symlink("/dev/binderfs", "./binderfs" [pid 5013] <... setpgid resumed>) = 0 [pid 5012] <... write resumed>) = 4 [pid 5015] <... prctl resumed>) = 0 [pid 5013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5012] close(3 [pid 5016] setpgid(0, 0 [pid 5015] setpgid(0, 0 [pid 5014] <... symlink resumed>) = 0 [pid 5013] <... openat resumed>) = 3 [pid 5012] <... close resumed>) = 0 [pid 5011] +++ exited with 0 +++ [pid 5016] <... setpgid resumed>) = 0 [pid 5015] <... setpgid resumed>) = 0 [pid 5014] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5013] write(3, "1000", 4 [pid 5012] symlink("/dev/binderfs", "./binderfs" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5011, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5013] <... write resumed>) = 4 [pid 5016] <... openat resumed>) = 3 [pid 5015] <... openat resumed>) = 3 [pid 5014] <... openat resumed>) = 3 [pid 5013] close(3 [pid 5012] <... symlink resumed>) = 0 [pid 5016] write(3, "1000", 4 [pid 5015] write(3, "1000", 4 [pid 5014] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5013] <... close resumed>) = 0 [pid 5012] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5016] <... write resumed>) = 4 [pid 5015] <... write resumed>) = 4 [pid 5013] symlink("/dev/binderfs", "./binderfs" [pid 5016] close(3 [pid 5015] close(3 [pid 5014] <... mmap resumed>) = 0x20fff000 [pid 5013] <... symlink resumed>) = 0 [pid 5012] <... openat resumed>) = 3 [pid 5016] <... close resumed>) = 0 [pid 5015] <... close resumed>) = 0 [pid 5014] exit_group(0 [pid 5013] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5012] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5016] symlink("/dev/binderfs", "./binderfs" [pid 5015] symlink("/dev/binderfs", "./binderfs" [pid 5014] <... exit_group resumed>) = ? [pid 5013] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5016] <... symlink resumed>) = 0 [pid 5015] <... symlink resumed>) = 0 [pid 5013] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5012] <... mmap resumed>) = 0x20fff000 [pid 5006] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5016] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5015] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5014] +++ exited with 0 +++ [pid 5013] <... mmap resumed>) = 0x20fff000 [pid 5012] exit_group(0 [pid 5016] <... openat resumed>) = 3 [pid 5015] <... openat resumed>) = 3 [pid 5012] <... exit_group resumed>) = ? [pid 5006] <... openat resumed>) = 3 [pid 5013] exit_group(0 [pid 5016] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5015] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5013] <... exit_group resumed>) = ? [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] fstat(3, [pid 5016] <... mmap resumed>) = 0x20fff000 [pid 5015] <... mmap resumed>) = 0x20fff000 [pid 5012] +++ exited with 0 +++ [pid 5016] exit_group(0) = ? [pid 5013] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5015] exit_group(0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5016] +++ exited with 0 +++ [pid 5015] <... exit_group resumed>) = ? [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] getdents64(3, [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5015] +++ exited with 0 +++ [pid 5010] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5016, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5006] lstat("./0/binderfs", [pid 5010] <... openat resumed>) = 3 [pid 5008] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] fstat(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] fstat(3, [pid 5008] <... openat resumed>) = 3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] unlink("./0/binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] fstat(3, [pid 5007] getdents64(3, [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... unlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5010] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] close(3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./0/binderfs", [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./0/binderfs", [pid 5006] <... close resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] rmdir("./0" [pid 5005] <... openat resumed>) = 3 [pid 5010] unlink("./0/binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] lstat("./0/binderfs", [pid 5007] unlink("./0/binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5009] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5005] fstat(3, [pid 5010] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3) = 0 [pid 5010] rmdir("./0" [pid 5007] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... rmdir resumed>) = 0 [pid 5008] unlink("./0/binderfs" [pid 5007] getdents64(3, [pid 5006] mkdir("./1", 0777 [pid 5009] lstat("./0/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] mkdir("./1", 0777) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] getdents64(3, [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] unlink("./0/binderfs" [pid 5008] getdents64(3, [pid 5007] close(3 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5017 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5008] close(3 [pid 5007] rmdir("./0" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... close resumed>) = 0 [pid 5009] close(3 [pid 5008] rmdir("./0" [pid 5007] <... rmdir resumed>) = 0 [pid 5005] lstat("./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] mkdir("./1", 0777 [pid 5005] unlink("./0/binderfs" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5018 ./strace-static-x86_64: Process 5018 attached ./strace-static-x86_64: Process 5017 attached [pid 5009] rmdir("./0" [pid 5008] mkdir("./1", 0777 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, [pid 5017] chdir("./1" [pid 5009] mkdir("./1", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5019 attached ./strace-static-x86_64: Process 5020 attached [pid 5018] chdir("./1" [pid 5017] <... chdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5019 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5020 [pid 5005] close(3 [pid 5020] chdir("./1" [pid 5018] <... chdir resumed>) = 0 [pid 5017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... close resumed>) = 0 [pid 5017] <... prctl resumed>) = 0 [pid 5019] chdir("./1" [pid 5018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5017] setpgid(0, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5021 [pid 5020] <... chdir resumed>) = 0 [pid 5005] rmdir("./0"./strace-static-x86_64: Process 5021 attached [pid 5018] <... prctl resumed>) = 0 [pid 5017] <... setpgid resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5019] <... chdir resumed>) = 0 [pid 5017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] mkdir("./1", 0777 [pid 5018] setpgid(0, 0 [pid 5019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5019] setpgid(0, 0) = 0 [pid 5019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5018] <... setpgid resumed>) = 0 [pid 5017] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5019] write(3, "1000", 4 [pid 5020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5019] <... write resumed>) = 4 [pid 5018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5017] write(3, "1000", 4 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5021] chdir("./1" [pid 5020] <... prctl resumed>) = 0 [pid 5019] close(3 [pid 5018] <... openat resumed>) = 3 [pid 5019] <... close resumed>) = 0 [pid 5019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5020] setpgid(0, 0 [pid 5019] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5018] write(3, "1000", 4 [pid 5017] <... write resumed>) = 4 ./strace-static-x86_64: Process 5022 attached [pid 5021] <... chdir resumed>) = 0 [pid 5020] <... setpgid resumed>) = 0 [pid 5019] <... openat resumed>) = 3 [pid 5018] <... write resumed>) = 4 [pid 5017] close(3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5022 [pid 5022] chdir("./1" [pid 5021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5019] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5018] close(3 [pid 5017] <... close resumed>) = 0 [pid 5022] <... chdir resumed>) = 0 [pid 5021] <... prctl resumed>) = 0 [pid 5020] <... openat resumed>) = 3 [pid 5019] <... mmap resumed>) = 0x20fff000 [pid 5018] <... close resumed>) = 0 [pid 5017] symlink("/dev/binderfs", "./binderfs" [pid 5022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5021] setpgid(0, 0 [pid 5020] write(3, "1000", 4 [pid 5019] exit_group(0 [pid 5018] symlink("/dev/binderfs", "./binderfs" [pid 5022] <... prctl resumed>) = 0 [pid 5021] <... setpgid resumed>) = 0 [pid 5020] <... write resumed>) = 4 [pid 5019] <... exit_group resumed>) = ? [pid 5017] <... symlink resumed>) = 0 [pid 5022] setpgid(0, 0 [pid 5021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5020] close(3 [pid 5018] <... symlink resumed>) = 0 [pid 5017] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5021] <... openat resumed>) = 3 [pid 5020] <... close resumed>) = 0 [pid 5019] +++ exited with 0 +++ [pid 5018] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5019, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5018] <... openat resumed>) = 3 [pid 5008] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5022] <... setpgid resumed>) = 0 [pid 5021] write(3, "1000", 4 [pid 5020] symlink("/dev/binderfs", "./binderfs" [pid 5018] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5017] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5021] <... write resumed>) = 4 [pid 5020] <... symlink resumed>) = 0 [pid 5017] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5022] <... openat resumed>) = 3 [pid 5018] <... mmap resumed>) = 0x20fff000 [pid 5008] <... openat resumed>) = 3 [pid 5022] write(3, "1000", 4) = 4 [pid 5018] exit_group(0 [pid 5021] close(3 [pid 5020] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5017] <... mmap resumed>) = 0x20fff000 [pid 5008] fstat(3, [pid 5022] close(3 [pid 5021] <... close resumed>) = 0 [pid 5020] <... openat resumed>) = 3 [pid 5018] <... exit_group resumed>) = ? [pid 5017] exit_group(0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5022] <... close resumed>) = 0 [pid 5021] symlink("/dev/binderfs", "./binderfs" [pid 5020] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] getdents64(3, [pid 5022] symlink("/dev/binderfs", "./binderfs" [pid 5021] <... symlink resumed>) = 0 [pid 5020] <... mmap resumed>) = 0x20fff000 [pid 5018] +++ exited with 0 +++ [pid 5017] <... exit_group resumed>) = ? [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5022] <... symlink resumed>) = 0 [pid 5021] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5020] exit_group(0 [pid 5022] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5021] <... openat resumed>) = 3 [pid 5020] <... exit_group resumed>) = ? [pid 5017] +++ exited with 0 +++ [pid 5008] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5022] <... openat resumed>) = 3 [pid 5021] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5020] +++ exited with 0 +++ [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5022] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5021] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5017, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] lstat("./1/binderfs", [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... restart_syscall resumed>) = 0 [pid 5022] <... mmap resumed>) = 0x20fff000 [pid 5021] exit_group(0 [pid 5010] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5022] exit_group(0 [pid 5021] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./1/binderfs" [pid 5022] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5022] +++ exited with 0 +++ [pid 5021] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5006] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] fstat(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] getdents64(3, [pid 5010] getdents64(3, [pid 5009] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... openat resumed>) = 3 [pid 5008] <... close resumed>) = 0 [pid 5010] lstat("./1/binderfs", [pid 5009] fstat(3, [pid 5008] rmdir("./1" [pid 5007] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] fstat(3, [pid 5005] <... restart_syscall resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] unlink("./1/binderfs") = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] mkdir("./2", 0777 [pid 5007] fstat(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] close(3) = 0 [pid 5010] rmdir("./1") = 0 [pid 5009] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5010] mkdir("./2", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] getdents64(3, [pid 5010] <... mkdir resumed>) = 0 [pid 5009] lstat("./1/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5024 attached ./strace-static-x86_64: Process 5023 attached [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5024 [pid 5005] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] unlink("./1/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5023 [pid 5007] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5024] chdir("./2" [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./1/binderfs", [pid 5005] fstat(3, [pid 5024] <... chdir resumed>) = 0 [pid 5023] chdir("./2" [pid 5009] getdents64(3, [pid 5007] lstat("./1/binderfs", [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5023] <... chdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./1/binderfs" [pid 5005] getdents64(3, [pid 5023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] close(3 [pid 5007] unlink("./1/binderfs" [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5023] <... prctl resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5023] setpgid(0, 0 [pid 5009] rmdir("./1" [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5024] <... prctl resumed>) = 0 [pid 5023] <... setpgid resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3 [pid 5005] lstat("./1/binderfs", [pid 5024] setpgid(0, 0 [pid 5023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] mkdir("./2", 0777 [pid 5007] close(3 [pid 5006] <... close resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5024] <... setpgid resumed>) = 0 [pid 5023] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] rmdir("./1" [pid 5005] unlink("./1/binderfs" [pid 5024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5023] write(3, "1000", 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./1" [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5025 attached [pid 5024] <... openat resumed>) = 3 [pid 5023] <... write resumed>) = 4 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] mkdir("./2", 0777 [pid 5005] getdents64(3, [pid 5024] write(3, "1000", 4 [pid 5023] close(3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5025 [pid 5007] mkdir("./2", 0777 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5024] <... write resumed>) = 4 [pid 5023] <... close resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3./strace-static-x86_64: Process 5026 attached [pid 5025] chdir("./2" [pid 5024] close(3 [pid 5023] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... close resumed>) = 0 ./strace-static-x86_64: Process 5027 attached [pid 5026] chdir("./2" [pid 5025] <... chdir resumed>) = 0 [pid 5024] <... close resumed>) = 0 [pid 5023] <... symlink resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5026 [pid 5005] rmdir("./1" [pid 5027] chdir("./2" [pid 5026] <... chdir resumed>) = 0 [pid 5025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5024] symlink("/dev/binderfs", "./binderfs" [pid 5023] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5027 [pid 5027] <... chdir resumed>) = 0 [pid 5026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5025] <... prctl resumed>) = 0 [pid 5024] <... symlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5025] setpgid(0, 0 [pid 5023] <... openat resumed>) = 3 [pid 5024] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] mkdir("./2", 0777 [pid 5027] <... prctl resumed>) = 0 [pid 5026] <... prctl resumed>) = 0 [pid 5025] <... setpgid resumed>) = 0 [pid 5024] <... openat resumed>) = 3 [pid 5023] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5027] setpgid(0, 0 [pid 5026] setpgid(0, 0 [pid 5025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5024] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5023] <... mmap resumed>) = 0x20fff000 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5028 attached [pid 5027] <... setpgid resumed>) = 0 [pid 5026] <... setpgid resumed>) = 0 [pid 5025] <... openat resumed>) = 3 [pid 5024] <... mmap resumed>) = 0x20fff000 [pid 5023] exit_group(0 [pid 5028] chdir("./2" [pid 5027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5025] write(3, "1000", 4 [pid 5024] exit_group(0 [pid 5023] <... exit_group resumed>) = ? [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5028 [pid 5028] <... chdir resumed>) = 0 [pid 5027] <... openat resumed>) = 3 [pid 5026] <... openat resumed>) = 3 [pid 5025] <... write resumed>) = 4 [pid 5024] <... exit_group resumed>) = ? [pid 5023] +++ exited with 0 +++ [pid 5028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5027] write(3, "1000", 4 [pid 5026] write(3, "1000", 4 [pid 5025] close(3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5028] <... prctl resumed>) = 0 [pid 5027] <... write resumed>) = 4 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5028] setpgid(0, 0 [pid 5027] close(3 [pid 5025] <... close resumed>) = 0 [pid 5024] +++ exited with 0 +++ [pid 5008] <... restart_syscall resumed>) = 0 [pid 5028] <... setpgid resumed>) = 0 [pid 5027] <... close resumed>) = 0 [pid 5026] <... write resumed>) = 4 [pid 5025] symlink("/dev/binderfs", "./binderfs" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5027] symlink("/dev/binderfs", "./binderfs" [pid 5026] close(3 [pid 5025] <... symlink resumed>) = 0 [pid 5028] <... openat resumed>) = 3 [pid 5027] <... symlink resumed>) = 0 [pid 5026] <... close resumed>) = 0 [pid 5025] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5028] write(3, "1000", 4 [pid 5027] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5026] symlink("/dev/binderfs", "./binderfs" [pid 5025] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5028] <... write resumed>) = 4 [pid 5027] <... openat resumed>) = 3 [pid 5026] <... symlink resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5025] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5028] close(3 [pid 5027] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5026] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... openat resumed>) = 3 [pid 5028] <... close resumed>) = 0 [pid 5027] <... mmap resumed>) = 0x20fff000 [pid 5026] <... openat resumed>) = 3 [pid 5025] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] fstat(3, [pid 5028] symlink("/dev/binderfs", "./binderfs" [pid 5027] exit_group(0 [pid 5026] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5025] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5028] <... symlink resumed>) = 0 [pid 5027] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5028] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5027] +++ exited with 0 +++ [pid 5026] <... mmap resumed>) = 0x20fff000 [pid 5025] <... exit_group resumed>) = ? [pid 5010] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5028] <... openat resumed>) = 3 [pid 5026] exit_group(0 [pid 5010] fstat(3, [pid 5008] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5028] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5028] <... mmap resumed>) = 0x20fff000 [pid 5026] <... exit_group resumed>) = ? [pid 5025] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5008] lstat("./2/binderfs", [pid 5007] <... restart_syscall resumed>) = 0 [pid 5028] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5028] <... exit_group resumed>) = ? [pid 5010] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5026] +++ exited with 0 +++ [pid 5008] unlink("./2/binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./2/binderfs", [pid 5028] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] unlink("./2/binderfs" [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5028, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5010] getdents64(3, [pid 5008] close(3 [pid 5007] <... openat resumed>) = 3 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... close resumed>) = 0 [pid 5007] fstat(3, [pid 5010] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] rmdir("./2" [pid 5005] <... restart_syscall resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] rmdir("./2") = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] mkdir("./3", 0777 [pid 5009] fstat(3, [pid 5008] mkdir("./3", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... mkdir resumed>) = 0 [pid 5007] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] getdents64(3, [pid 5005] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5029 attached [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5030 attached [pid 5029] chdir("./3" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5029 [pid 5009] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./2/binderfs", [pid 5006] fstat(3, [pid 5005] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5029] <... chdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5030 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] lstat("./2/binderfs", [pid 5007] unlink("./2/binderfs" [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5030] chdir("./3" [pid 5005] <... openat resumed>) = 3 [pid 5029] <... prctl resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5029] setpgid(0, 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] fstat(3, [pid 5030] <... chdir resumed>) = 0 [pid 5029] <... setpgid resumed>) = 0 [pid 5009] unlink("./2/binderfs" [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5030] <... prctl resumed>) = 0 [pid 5029] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5030] setpgid(0, 0 [pid 5029] write(3, "1000", 4 [pid 5009] getdents64(3, [pid 5007] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5030] <... setpgid resumed>) = 0 [pid 5029] <... write resumed>) = 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] lstat("./2/binderfs", [pid 5005] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5029] close(3 [pid 5009] close(3 [pid 5007] rmdir("./2" [pid 5029] <... close resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5029] symlink("/dev/binderfs", "./binderfs" [pid 5030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5029] <... symlink resumed>) = 0 [pid 5009] rmdir("./2" [pid 5007] <... rmdir resumed>) = 0 [pid 5006] unlink("./2/binderfs" [pid 5005] lstat("./2/binderfs", [pid 5030] <... openat resumed>) = 3 [pid 5029] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5030] write(3, "1000", 4 [pid 5029] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] mkdir("./3", 0777 [pid 5007] mkdir("./3", 0777 [pid 5006] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5030] <... write resumed>) = 4 [pid 5029] <... mmap resumed>) = 0x20fff000 [pid 5029] exit_group(0) = ? [pid 5029] +++ exited with 0 +++ [pid 5009] <... mkdir resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./2/binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] close(3 [pid 5010] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5006] <... close resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5010] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./3/binderfs", [pid 5006] rmdir("./2" [pid 5005] getdents64(3, [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5031 [pid 5010] unlink("./3/binderfs") = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] getdents64(3, [pid 5006] mkdir("./3", 0777 [pid 5005] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5031 attached [pid 5010] close(3 [pid 5031] chdir("./3" [pid 5030] close(3 [pid 5010] <... close resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5031] <... chdir resumed>) = 0 [pid 5010] rmdir("./3" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5030] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] rmdir("./2" [pid 5031] <... prctl resumed>) = 0 [pid 5010] mkdir("./4", 0777 [pid 5031] setpgid(0, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5031] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5032 attached [pid 5030] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5032 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5033 attached [pid 5031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5030] <... symlink resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5033 [pid 5005] mkdir("./3", 0777 [pid 5033] chdir("./4" [pid 5031] <... openat resumed>) = 3 [pid 5030] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5033] <... chdir resumed>) = 0 [pid 5031] write(3, "1000", 4 [pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5031] <... write resumed>) = 4 [pid 5005] <... mkdir resumed>) = 0 [pid 5033] <... prctl resumed>) = 0 [pid 5031] close(3 [pid 5030] <... openat resumed>) = 3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5034 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5033] setpgid(0, 0 [pid 5031] <... close resumed>) = 0 [pid 5030] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5033] <... setpgid resumed>) = 0 [pid 5031] symlink("/dev/binderfs", "./binderfs" [pid 5033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5031] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5034 attached [pid 5033] <... openat resumed>) = 3 [pid 5031] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5030] <... mmap resumed>) = 0x20fff000 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5035 [pid 5034] chdir("./3" [pid 5033] write(3, "1000", 4 [pid 5032] chdir("./3" [pid 5031] <... openat resumed>) = 3 [pid 5030] exit_group(0./strace-static-x86_64: Process 5035 attached [pid 5034] <... chdir resumed>) = 0 [pid 5033] <... write resumed>) = 4 [pid 5032] <... chdir resumed>) = 0 [pid 5031] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5030] <... exit_group resumed>) = ? [pid 5035] chdir("./3" [pid 5034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5033] close(3 [pid 5032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5031] <... mmap resumed>) = 0x20fff000 [pid 5030] +++ exited with 0 +++ [pid 5035] <... chdir resumed>) = 0 [pid 5034] <... prctl resumed>) = 0 [pid 5033] <... close resumed>) = 0 [pid 5032] <... prctl resumed>) = 0 [pid 5035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5034] setpgid(0, 0 [pid 5033] symlink("/dev/binderfs", "./binderfs" [pid 5032] setpgid(0, 0 [pid 5031] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5035] <... prctl resumed>) = 0 [pid 5034] <... setpgid resumed>) = 0 [pid 5033] <... symlink resumed>) = 0 [pid 5032] <... setpgid resumed>) = 0 [pid 5031] <... exit_group resumed>) = ? [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5035] setpgid(0, 0 [pid 5033] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... restart_syscall resumed>) = 0 [pid 5035] <... setpgid resumed>) = 0 [pid 5032] <... openat resumed>) = 3 [pid 5035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5032] write(3, "1000", 4 [pid 5031] +++ exited with 0 +++ [pid 5035] <... openat resumed>) = 3 [pid 5034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5033] <... openat resumed>) = 3 [pid 5032] <... write resumed>) = 4 [pid 5008] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5035] write(3, "1000", 4 [pid 5033] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5032] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5035] <... write resumed>) = 4 [pid 5034] <... openat resumed>) = 3 [pid 5032] <... close resumed>) = 0 [pid 5009] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5035] close(3 [pid 5034] write(3, "1000", 4 [pid 5033] <... mmap resumed>) = 0x20fff000 [pid 5032] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 [pid 5035] <... close resumed>) = 0 [pid 5034] <... write resumed>) = 4 [pid 5033] exit_group(0 [pid 5032] <... symlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] fstat(3, [pid 5035] symlink("/dev/binderfs", "./binderfs" [pid 5034] close(3 [pid 5033] <... exit_group resumed>) = ? [pid 5032] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5035] <... symlink resumed>) = 0 [pid 5034] <... close resumed>) = 0 [pid 5032] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5008] getdents64(3, [pid 5035] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5033] +++ exited with 0 +++ [pid 5034] symlink("/dev/binderfs", "./binderfs" [pid 5032] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5035] <... openat resumed>) = 3 [pid 5034] <... symlink resumed>) = 0 [pid 5032] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] getdents64(3, [pid 5008] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5035] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5034] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5032] exit_group(0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5035] <... mmap resumed>) = 0x20fff000 [pid 5034] <... openat resumed>) = 3 [pid 5032] <... exit_group resumed>) = ? [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./3/binderfs", [pid 5035] exit_group(0 [pid 5034] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5032] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5035] <... exit_group resumed>) = ? [pid 5009] lstat("./3/binderfs", [pid 5008] unlink("./3/binderfs" [pid 5034] <... mmap resumed>) = 0x20fff000 [pid 5035] +++ exited with 0 +++ [pid 5034] exit_group(0 [pid 5010] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5034] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5034] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] unlink("./3/binderfs" [pid 5008] getdents64(3, [pid 5006] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] <... unlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] close(3 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5010] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] close(3 [pid 5008] rmdir("./3" [pid 5006] <... openat resumed>) = 3 [pid 5005] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... close resumed>) = 0 [pid 5010] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5010] unlink("./4/binderfs" [pid 5006] fstat(3, [pid 5010] <... unlink resumed>) = 0 [pid 5009] rmdir("./3" [pid 5008] mkdir("./4", 0777 [pid 5007] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] rmdir("./4" [pid 5006] getdents64(3, [pid 5005] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... rmdir resumed>) = 0 [pid 5009] mkdir("./4", 0777 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] mkdir("./5", 0777 [pid 5009] <... mkdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... openat resumed>) = 3 [pid 5006] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5010] <... mkdir resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] fstat(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5037 attached ./strace-static-x86_64: Process 5036 attached [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5036 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] lstat("./3/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5038 attached [pid 5037] chdir("./4" [pid 5036] chdir("./4" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5038 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5037 [pid 5007] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] getdents64(3, [pid 5037] <... chdir resumed>) = 0 [pid 5036] <... chdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] unlink("./3/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5037] <... prctl resumed>) = 0 [pid 5036] <... prctl resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5037] setpgid(0, 0 [pid 5036] setpgid(0, 0 [pid 5038] chdir("./5" [pid 5007] lstat("./3/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./3/binderfs", [pid 5038] <... chdir resumed>) = 0 [pid 5037] <... setpgid resumed>) = 0 [pid 5036] <... setpgid resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] unlink("./3/binderfs" [pid 5006] <... close resumed>) = 0 [pid 5005] unlink("./3/binderfs" [pid 5038] <... prctl resumed>) = 0 [pid 5037] <... openat resumed>) = 3 [pid 5036] <... openat resumed>) = 3 [pid 5007] <... unlink resumed>) = 0 [pid 5006] rmdir("./3" [pid 5038] setpgid(0, 0 [pid 5037] write(3, "1000", 4 [pid 5036] write(3, "1000", 4 [pid 5007] getdents64(3, [pid 5005] <... unlink resumed>) = 0 [pid 5038] <... setpgid resumed>) = 0 [pid 5038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5037] <... write resumed>) = 4 [pid 5036] <... write resumed>) = 4 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5038] <... openat resumed>) = 3 [pid 5037] close(3 [pid 5036] close(3 [pid 5007] close(3 [pid 5006] mkdir("./4", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5038] write(3, "1000", 4 [pid 5037] <... close resumed>) = 0 [pid 5036] <... close resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5038] <... write resumed>) = 4 [pid 5037] symlink("/dev/binderfs", "./binderfs" [pid 5036] symlink("/dev/binderfs", "./binderfs" [pid 5007] rmdir("./3" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... close resumed>) = 0 [pid 5038] close(3 [pid 5037] <... symlink resumed>) = 0 [pid 5036] <... symlink resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5038] <... close resumed>) = 0 ./strace-static-x86_64: Process 5039 attached [pid 5038] symlink("/dev/binderfs", "./binderfs" [pid 5037] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] rmdir("./3" [pid 5036] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] mkdir("./4", 0777 [pid 5039] chdir("./4" [pid 5038] <... symlink resumed>) = 0 [pid 5037] <... openat resumed>) = 3 [pid 5036] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5039 [pid 5005] <... rmdir resumed>) = 0 [pid 5039] <... chdir resumed>) = 0 [pid 5038] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5037] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5036] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] mkdir("./4", 0777 [pid 5039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5038] <... openat resumed>) = 3 [pid 5037] <... mmap resumed>) = 0x20fff000 [pid 5038] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5036] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5040 attached [pid 5039] <... prctl resumed>) = 0 [pid 5038] <... mmap resumed>) = 0x20fff000 [pid 5037] exit_group(0 [pid 5036] exit_group(0 [pid 5005] <... mkdir resumed>) = 0 [pid 5040] chdir("./4" [pid 5039] setpgid(0, 0 [pid 5038] exit_group(0 [pid 5037] <... exit_group resumed>) = ? [pid 5036] <... exit_group resumed>) = ? [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5040 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5040] <... chdir resumed>) = 0 [pid 5039] <... setpgid resumed>) = 0 [pid 5038] <... exit_group resumed>) = ? [pid 5037] +++ exited with 0 +++ [pid 5038] +++ exited with 0 +++ [pid 5036] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5041 attached ) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5041 [pid 5040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5040] <... prctl resumed>) = 0 [pid 5039] <... openat resumed>) = 3 [pid 5009] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5040] setpgid(0, 0 [pid 5039] write(3, "1000", 4 [pid 5010] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5040] <... setpgid resumed>) = 0 [pid 5039] <... write resumed>) = 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5041] chdir("./4" [pid 5039] close(3 [pid 5010] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... openat resumed>) = 3 [pid 5041] <... chdir resumed>) = 0 [pid 5040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5039] <... close resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5039] symlink("/dev/binderfs", "./binderfs" [pid 5010] fstat(3, [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5041] <... prctl resumed>) = 0 [pid 5039] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5041] setpgid(0, 0 [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] <... openat resumed>) = 3 [pid 5041] <... setpgid resumed>) = 0 [pid 5040] <... openat resumed>) = 3 [pid 5039] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] fstat(3, [pid 5041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5040] write(3, "1000", 4 [pid 5039] <... openat resumed>) = 3 [pid 5010] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5041] <... openat resumed>) = 3 [pid 5040] <... write resumed>) = 4 [pid 5039] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5041] write(3, "1000", 4 [pid 5040] close(3 [pid 5039] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./5/binderfs", [pid 5009] lstat("./4/binderfs", [pid 5041] <... write resumed>) = 4 [pid 5040] <... close resumed>) = 0 [pid 5039] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5041] close(3 [pid 5040] symlink("/dev/binderfs", "./binderfs" [pid 5039] <... exit_group resumed>) = ? [pid 5010] unlink("./5/binderfs" [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5041] <... close resumed>) = 0 [pid 5040] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5041] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5041] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5041] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] close(3 [pid 5009] unlink("./4/binderfs" [pid 5041] <... openat resumed>) = 3 [pid 5040] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5039] +++ exited with 0 +++ [pid 5010] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5041] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5040] <... openat resumed>) = 3 [pid 5010] rmdir("./5" [pid 5009] <... unlink resumed>) = 0 [pid 5008] lstat("./4/binderfs", [pid 5041] <... mmap resumed>) = 0x20fff000 [pid 5040] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5041] exit_group(0 [pid 5040] <... mmap resumed>) = 0x20fff000 [pid 5010] mkdir("./6", 0777 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./4/binderfs" [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5041] <... exit_group resumed>) = ? [pid 5040] exit_group(0 [pid 5009] close(3 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5040] <... exit_group resumed>) = ? [pid 5009] <... close resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5041] +++ exited with 0 +++ [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getdents64(3, [pid 5040] +++ exited with 0 +++ [pid 5009] rmdir("./4" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5042 attached [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5042 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5042] chdir("./6" [pid 5009] <... rmdir resumed>) = 0 [pid 5008] close(3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5042] <... chdir resumed>) = 0 [pid 5009] mkdir("./5", 0777 [pid 5008] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... mkdir resumed>) = 0 [pid 5008] rmdir("./4" [pid 5006] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5042] <... prctl resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5042] setpgid(0, 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5042] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5043 attached [pid 5042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] mkdir("./5", 0777 [pid 5006] fstat(3, [pid 5043] chdir("./5" [pid 5042] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5043 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5043] <... chdir resumed>) = 0 [pid 5042] write(3, "1000", 4 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5044 attached [pid 5043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5042] <... write resumed>) = 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5044] chdir("./5" [pid 5043] <... prctl resumed>) = 0 [pid 5042] close(3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5044 [pid 5007] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5044] <... chdir resumed>) = 0 [pid 5043] setpgid(0, 0 [pid 5042] <... close resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5043] <... setpgid resumed>) = 0 [pid 5042] symlink("/dev/binderfs", "./binderfs" [pid 5007] fstat(3, [pid 5006] lstat("./4/binderfs", [pid 5005] fstat(3, [pid 5044] <... prctl resumed>) = 0 [pid 5043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5042] <... symlink resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5044] setpgid(0, 0 [pid 5043] <... openat resumed>) = 3 [pid 5042] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] getdents64(3, [pid 5006] unlink("./4/binderfs" [pid 5005] getdents64(3, [pid 5044] <... setpgid resumed>) = 0 [pid 5043] write(3, "1000", 4 [pid 5042] <... openat resumed>) = 3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5043] <... write resumed>) = 4 [pid 5042] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5044] <... openat resumed>) = 3 [pid 5043] close(3 [pid 5042] <... mmap resumed>) = 0x20fff000 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5044] write(3, "1000", 4 [pid 5043] <... close resumed>) = 0 [pid 5042] exit_group(0 [pid 5007] lstat("./4/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5044] <... write resumed>) = 4 [pid 5043] symlink("/dev/binderfs", "./binderfs" [pid 5042] <... exit_group resumed>) = ? [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] close(3 [pid 5005] lstat("./4/binderfs", [pid 5044] close(3 [pid 5043] <... symlink resumed>) = 0 [pid 5007] unlink("./4/binderfs" [pid 5006] <... close resumed>) = 0 [pid 5044] <... close resumed>) = 0 [pid 5043] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5042] +++ exited with 0 +++ [pid 5007] <... unlink resumed>) = 0 [pid 5006] rmdir("./4" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5044] symlink("/dev/binderfs", "./binderfs" [pid 5043] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5044] <... symlink resumed>) = 0 [pid 5043] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] unlink("./4/binderfs" [pid 5044] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5043] <... mmap resumed>) = 0x20fff000 [pid 5007] close(3 [pid 5006] mkdir("./5", 0777 [pid 5043] exit_group(0 [pid 5010] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... close resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] rmdir("./4" [pid 5044] <... openat resumed>) = 3 [pid 5043] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5010] <... openat resumed>) = 3 [pid 5007] mkdir("./5", 0777 [pid 5010] fstat(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5043] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5045 attached [pid 5044] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5045 [pid 5010] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] close(3 [pid 5010] unlink("./6/binderfs") = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5046 [pid 5005] <... close resumed>) = 0 [pid 5009] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5005] rmdir("./4" [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] close(3) = 0 [pid 5010] rmdir("./6" [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5046 attached [pid 5044] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./5", 0777 [pid 5046] chdir("./5" [pid 5044] exit_group(0 [pid 5010] mkdir("./7", 0777 [pid 5009] <... openat resumed>) = 3 [pid 5046] <... chdir resumed>) = 0 [pid 5044] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5009] fstat(3, [pid 5005] <... mkdir resumed>) = 0 [pid 5046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5046] <... prctl resumed>) = 0 [pid 5009] getdents64(3, [pid 5046] setpgid(0, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5047 [pid 5046] <... setpgid resumed>) = 0 [pid 5046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5046] <... openat resumed>) = 3 [pid 5044] +++ exited with 0 +++ [pid 5009] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5048 [pid 5046] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5046] <... write resumed>) = 4 [pid 5009] lstat("./5/binderfs", [pid 5045] chdir("./5"./strace-static-x86_64: Process 5048 attached [pid 5046] close(3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5046] <... close resumed>) = 0 [pid 5045] <... chdir resumed>) = 0 [pid 5009] unlink("./5/binderfs"./strace-static-x86_64: Process 5047 attached [pid 5048] chdir("./5" [pid 5046] symlink("/dev/binderfs", "./binderfs" [pid 5045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5048] <... chdir resumed>) = 0 [pid 5047] chdir("./7" [pid 5046] <... symlink resumed>) = 0 [pid 5045] <... prctl resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5047] <... chdir resumed>) = 0 [pid 5046] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5045] setpgid(0, 0 [pid 5009] getdents64(3, [pid 5048] <... prctl resumed>) = 0 [pid 5047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5046] <... openat resumed>) = 3 [pid 5045] <... setpgid resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5047] <... prctl resumed>) = 0 [pid 5046] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5048] setpgid(0, 0 [pid 5047] setpgid(0, 0 [pid 5046] <... mmap resumed>) = 0x20fff000 [pid 5045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5048] <... setpgid resumed>) = 0 [pid 5047] <... setpgid resumed>) = 0 [pid 5046] exit_group(0 [pid 5009] rmdir("./5" [pid 5008] <... openat resumed>) = 3 [pid 5048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5046] <... exit_group resumed>) = ? [pid 5045] <... openat resumed>) = 3 [pid 5047] <... openat resumed>) = 3 [pid 5046] +++ exited with 0 +++ [pid 5009] <... rmdir resumed>) = 0 [pid 5047] write(3, "1000", 4 [pid 5045] write(3, "1000", 4 [pid 5009] mkdir("./6", 0777 [pid 5008] fstat(3, [pid 5048] <... openat resumed>) = 3 [pid 5047] <... write resumed>) = 4 [pid 5045] <... write resumed>) = 4 [pid 5047] close(3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5047] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5047] symlink("/dev/binderfs", "./binderfs" [pid 5045] close(3 [pid 5006] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5048] write(3, "1000", 4 [pid 5047] <... symlink resumed>) = 0 [pid 5045] <... close resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5048] <... write resumed>) = 4 [pid 5047] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5045] symlink("/dev/binderfs", "./binderfs" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5048] close(3 [pid 5047] <... openat resumed>) = 3 [pid 5047] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5045] <... symlink resumed>) = 0 [pid 5008] lstat("./5/binderfs", [pid 5047] <... mmap resumed>) = 0x20fff000 [pid 5006] <... openat resumed>) = 3 [pid 5047] exit_group(0 [pid 5045] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] fstat(3, [pid 5048] <... close resumed>) = 0 [pid 5047] <... exit_group resumed>) = ? [pid 5045] <... openat resumed>) = 3 [pid 5008] unlink("./5/binderfs" [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5048] symlink("/dev/binderfs", "./binderfs" [pid 5047] +++ exited with 0 +++ [pid 5045] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5049 [pid 5008] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5045] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5008] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5045] exit_group(0 [pid 5010] fstat(3, [pid 5045] <... exit_group resumed>) = ? [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5048] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] close(3 [pid 5010] getdents64(3, [pid 5006] lstat("./5/binderfs", ./strace-static-x86_64: Process 5049 attached [pid 5048] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... close resumed>) = 0 [pid 5049] chdir("./6" [pid 5048] <... openat resumed>) = 3 [pid 5010] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] rmdir("./5" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5049] <... chdir resumed>) = 0 [pid 5045] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] lstat("./7/binderfs", [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5049] <... prctl resumed>) = 0 [pid 5048] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] unlink("./5/binderfs" [pid 5049] setpgid(0, 0 [pid 5010] unlink("./7/binderfs" [pid 5049] <... setpgid resumed>) = 0 [pid 5048] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5008] mkdir("./6", 0777 [pid 5007] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5049] <... openat resumed>) = 3 [pid 5048] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, [pid 5049] write(3, "1000", 4 [pid 5048] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5049] <... write resumed>) = 4 [pid 5010] <... close resumed>) = 0 [pid 5007] fstat(3, [pid 5006] close(3 [pid 5049] close(3 [pid 5010] rmdir("./7" [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5049] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5049] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./8", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] rmdir("./5" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5050 [pid 5049] <... symlink resumed>) = 0 [pid 5048] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5007] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5049] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5050 attached [pid 5049] <... openat resumed>) = 3 [pid 5007] lstat("./5/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5050] chdir("./6" [pid 5049] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5051 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./6", 0777./strace-static-x86_64: Process 5051 attached [pid 5050] <... chdir resumed>) = 0 [pid 5049] <... mmap resumed>) = 0x20fff000 [pid 5007] unlink("./5/binderfs" [pid 5050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5049] exit_group(0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5049] <... exit_group resumed>) = ? [pid 5007] getdents64(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5051] chdir("./8" [pid 5050] <... prctl resumed>) = 0 [pid 5049] +++ exited with 0 +++ [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3) = 0 [pid 5007] rmdir("./5" [pid 5050] setpgid(0, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5051] <... chdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5052 attached [pid 5050] <... setpgid resumed>) = 0 [pid 5007] mkdir("./6", 0777 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5052 [pid 5005] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5053 attached [pid 5052] chdir("./6" [pid 5051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5050] <... openat resumed>) = 3 [pid 5009] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5053] chdir("./6" [pid 5052] <... chdir resumed>) = 0 [pid 5051] <... prctl resumed>) = 0 [pid 5050] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5053 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5053] <... chdir resumed>) = 0 [pid 5052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5051] setpgid(0, 0 [pid 5050] <... write resumed>) = 4 [pid 5009] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] getdents64(3, [pid 5053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5052] <... prctl resumed>) = 0 [pid 5051] <... setpgid resumed>) = 0 [pid 5050] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5053] <... prctl resumed>) = 0 [pid 5052] setpgid(0, 0 [pid 5051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5050] <... close resumed>) = 0 [pid 5009] fstat(3, [pid 5005] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5053] setpgid(0, 0 [pid 5052] <... setpgid resumed>) = 0 [pid 5051] <... openat resumed>) = 3 [pid 5050] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5053] <... setpgid resumed>) = 0 [pid 5052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5051] write(3, "1000", 4 [pid 5050] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5005] lstat("./5/binderfs", [pid 5052] <... openat resumed>) = 3 [pid 5051] <... write resumed>) = 4 [pid 5050] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5052] write(3, "1000", 4 [pid 5009] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5052] <... write resumed>) = 4 [pid 5051] close(3 [pid 5050] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./5/binderfs" [pid 5052] close(3 [pid 5051] <... close resumed>) = 0 [pid 5050] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./6/binderfs", [pid 5052] <... close resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5052] symlink("/dev/binderfs", "./binderfs" [pid 5009] unlink("./6/binderfs" [pid 5052] <... symlink resumed>) = 0 [pid 5051] symlink("/dev/binderfs", "./binderfs" [pid 5050] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5052] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5050] exit_group(0 [pid 5009] getdents64(3, [pid 5052] <... openat resumed>) = 3 [pid 5051] <... symlink resumed>) = 0 [pid 5050] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5053] <... openat resumed>) = 3 [pid 5052] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5052] <... mmap resumed>) = 0x20fff000 [pid 5051] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5050] +++ exited with 0 +++ [pid 5009] <... close resumed>) = 0 [pid 5005] close(3 [pid 5053] write(3, "1000", 4 [pid 5052] exit_group(0 [pid 5051] <... openat resumed>) = 3 [pid 5009] rmdir("./6" [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... close resumed>) = 0 [pid 5053] <... write resumed>) = 4 [pid 5052] <... exit_group resumed>) = ? [pid 5051] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5005] rmdir("./5" [pid 5053] close(3 [pid 5052] +++ exited with 0 +++ [pid 5009] mkdir("./7", 0777) = 0 [pid 5008] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5053] <... close resumed>) = 0 [pid 5051] <... mmap resumed>) = 0x20fff000 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5054 attached [pid 5053] symlink("/dev/binderfs", "./binderfs" [pid 5008] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./6", 0777 [pid 5054] chdir("./7" [pid 5053] <... symlink resumed>) = 0 [pid 5051] exit_group(0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5054 [pid 5008] <... openat resumed>) = 3 [pid 5006] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5054] <... chdir resumed>) = 0 [pid 5008] fstat(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5053] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5051] <... exit_group resumed>) = ? [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5054] <... prctl resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5054] setpgid(0, 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] fstat(3, [pid 5054] <... setpgid resumed>) = 0 [pid 5008] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5055 [pid 5054] <... openat resumed>) = 3 [pid 5053] <... openat resumed>) = 3 [pid 5051] +++ exited with 0 +++ [pid 5008] lstat("./6/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5054] write(3, "1000", 4 [pid 5053] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5055 attached [pid 5054] <... write resumed>) = 4 [pid 5008] unlink("./6/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5055] chdir("./6" [pid 5054] close(3 [pid 5053] <... mmap resumed>) = 0x20fff000 [pid 5008] <... unlink resumed>) = 0 [pid 5006] lstat("./6/binderfs", [pid 5055] <... chdir resumed>) = 0 [pid 5054] <... close resumed>) = 0 [pid 5053] exit_group(0 [pid 5010] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5054] symlink("/dev/binderfs", "./binderfs" [pid 5053] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./6/binderfs" [pid 5055] <... prctl resumed>) = 0 [pid 5054] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] close(3 [pid 5006] <... unlink resumed>) = 0 [pid 5055] setpgid(0, 0 [pid 5054] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5008] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5055] <... setpgid resumed>) = 0 [pid 5054] <... openat resumed>) = 3 [pid 5053] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5008] rmdir("./6" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5054] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] close(3 [pid 5055] <... openat resumed>) = 3 [pid 5054] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5008] mkdir("./7", 0777 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... close resumed>) = 0 [pid 5055] write(3, "1000", 4 [pid 5054] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5010] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... restart_syscall resumed>) = 0 [pid 5055] <... write resumed>) = 4 [pid 5054] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... mkdir resumed>) = 0 [pid 5006] rmdir("./6" [pid 5055] close(3 [pid 5010] lstat("./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] unlink("./8/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... unlink resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5054] +++ exited with 0 +++ [pid 5006] <... rmdir resumed>) = 0 [pid 5055] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] mkdir("./7", 0777./strace-static-x86_64: Process 5056 attached [pid 5055] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5056] chdir("./7" [pid 5055] <... symlink resumed>) = 0 [pid 5010] close(3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5056 [pid 5007] fstat(3, [pid 5006] <... mkdir resumed>) = 0 [pid 5056] <... chdir resumed>) = 0 [pid 5055] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... close resumed>) = 0 [pid 5009] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5055] <... openat resumed>) = 3 [pid 5010] rmdir("./8" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5056] <... prctl resumed>) = 0 [pid 5055] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] mkdir("./9", 0777 [pid 5007] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5056] setpgid(0, 0 [pid 5055] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5057 [pid 5056] <... setpgid resumed>) = 0 [pid 5055] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] fstat(3, [pid 5007] lstat("./6/binderfs", ./strace-static-x86_64: Process 5058 attached ./strace-static-x86_64: Process 5057 attached [pid 5056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5055] <... exit_group resumed>) = ? [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5057] chdir("./7" [pid 5056] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5058 [pid 5007] unlink("./6/binderfs" [pid 5057] <... chdir resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] getdents64(3, [pid 5007] getdents64(3, [pid 5055] +++ exited with 0 +++ [pid 5057] <... prctl resumed>) = 0 [pid 5056] write(3, "1000", 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5057] setpgid(0, 0 [pid 5056] <... write resumed>) = 4 [pid 5009] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] close(3 [pid 5057] <... setpgid resumed>) = 0 [pid 5056] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... close resumed>) = 0 [pid 5057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5056] <... close resumed>) = 0 [pid 5009] lstat("./7/binderfs", [pid 5007] rmdir("./6" [pid 5058] chdir("./9" [pid 5057] <... openat resumed>) = 3 [pid 5056] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5057] write(3, "1000", 4 [pid 5056] <... symlink resumed>) = 0 [pid 5009] unlink("./7/binderfs" [pid 5007] mkdir("./7", 0777 [pid 5058] <... chdir resumed>) = 0 [pid 5057] <... write resumed>) = 4 [pid 5056] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5057] close(3 [pid 5009] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5058] <... prctl resumed>) = 0 [pid 5057] <... close resumed>) = 0 [pid 5056] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5058] setpgid(0, 0 [pid 5057] symlink("/dev/binderfs", "./binderfs" [pid 5056] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5059 [pid 5005] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5059 attached [pid 5058] <... setpgid resumed>) = 0 [pid 5057] <... symlink resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5057] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5056] <... mmap resumed>) = 0x20fff000 [pid 5009] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5057] <... openat resumed>) = 3 [pid 5056] exit_group(0 [pid 5009] rmdir("./7" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5058] <... openat resumed>) = 3 [pid 5057] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] getdents64(3, [pid 5059] chdir("./7" [pid 5058] write(3, "1000", 4 [pid 5057] <... mmap resumed>) = 0x20fff000 [pid 5056] <... exit_group resumed>) = ? [pid 5009] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5058] <... write resumed>) = 4 [pid 5057] exit_group(0 [pid 5005] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5057] <... exit_group resumed>) = ? [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5059] <... chdir resumed>) = 0 [pid 5058] close(3 [pid 5057] +++ exited with 0 +++ [pid 5056] +++ exited with 0 +++ [pid 5009] mkdir("./8", 0777 [pid 5005] lstat("./6/binderfs", [pid 5058] <... close resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] unlink("./6/binderfs" [pid 5009] <... mkdir resumed>) = 0 [pid 5058] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... unlink resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] getdents64(3, [pid 5058] <... symlink resumed>) = 0 [pid 5008] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3) = 0 [pid 5005] rmdir("./6" [pid 5058] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... rmdir resumed>) = 0 [pid 5058] <... openat resumed>) = 3 [pid 5008] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./7", 0777 [pid 5059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5058] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5060 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5060 attached ./strace-static-x86_64: Process 5061 attached [pid 5059] <... prctl resumed>) = 0 [pid 5058] <... mmap resumed>) = 0x20fff000 [pid 5008] fstat(3, [pid 5006] fstat(3, [pid 5060] chdir("./8" [pid 5059] setpgid(0, 0 [pid 5058] exit_group(0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5061 [pid 5060] <... chdir resumed>) = 0 [pid 5059] <... setpgid resumed>) = 0 [pid 5058] <... exit_group resumed>) = ? [pid 5008] getdents64(3, [pid 5006] getdents64(3, [pid 5060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5060] setpgid(0, 0) = 0 [pid 5060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5060] write(3, "1000", 4 [pid 5058] +++ exited with 0 +++ [pid 5008] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... write resumed>) = 4 [pid 5059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(3 [pid 5008] lstat("./7/binderfs", [pid 5060] <... close resumed>) = 0 [pid 5059] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./7/binderfs", [pid 5060] symlink("/dev/binderfs", "./binderfs" [pid 5059] write(3, "1000", 4 [pid 5008] unlink("./7/binderfs" [pid 5061] chdir("./7" [pid 5060] <... symlink resumed>) = 0 [pid 5059] <... write resumed>) = 4 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5060] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5059] close(3 [pid 5008] <... unlink resumed>) = 0 [pid 5006] unlink("./7/binderfs" [pid 5061] <... chdir resumed>) = 0 [pid 5060] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5060] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5059] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... mmap resumed>) = 0x20fff000 [pid 5059] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] close(3 [pid 5006] getdents64(3, [pid 5061] <... prctl resumed>) = 0 [pid 5060] exit_group(0 [pid 5059] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... close resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5061] setpgid(0, 0 [pid 5060] <... exit_group resumed>) = ? [pid 5059] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5008] rmdir("./7" [pid 5006] close(3 [pid 5061] <... setpgid resumed>) = 0 [pid 5059] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5060] +++ exited with 0 +++ [pid 5059] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] mkdir("./8", 0777 [pid 5006] rmdir("./7" [pid 5061] <... openat resumed>) = 3 [pid 5059] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5061] write(3, "1000", 4 [pid 5059] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5061] <... write resumed>) = 4 [pid 5059] <... exit_group resumed>) = ? [pid 5010] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] mkdir("./8", 0777 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5010] lstat("./9/binderfs", [pid 5009] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5062 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] close(3./strace-static-x86_64: Process 5063 attached ./strace-static-x86_64: Process 5062 attached [pid 5059] +++ exited with 0 +++ [pid 5061] <... close resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5062] chdir("./8" [pid 5061] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./9/binderfs" [pid 5009] fstat(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5063] chdir("./8" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5063 [pid 5062] <... chdir resumed>) = 0 [pid 5061] <... symlink resumed>) = 0 [pid 5063] <... chdir resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5063] <... prctl resumed>) = 0 [pid 5062] <... prctl resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] setpgid(0, 0 [pid 5062] setpgid(0, 0 [pid 5061] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] close(3 [pid 5009] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... setpgid resumed>) = 0 [pid 5062] <... setpgid resumed>) = 0 [pid 5061] <... mmap resumed>) = 0x20fff000 [pid 5007] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... openat resumed>) = 3 [pid 5061] <... exit_group resumed>) = ? [pid 5010] rmdir("./9" [pid 5009] lstat("./8/binderfs", [pid 5007] fstat(3, [pid 5062] write(3, "1000", 4 [pid 5063] <... openat resumed>) = 3 [pid 5063] write(3, "1000", 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5063] <... write resumed>) = 4 [pid 5062] <... write resumed>) = 4 [pid 5061] +++ exited with 0 +++ [pid 5010] mkdir("./10", 0777 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5063] close(3 [pid 5062] close(3 [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] unlink("./8/binderfs" [pid 5007] getdents64(3, [pid 5063] symlink("/dev/binderfs", "./binderfs" [pid 5062] symlink("/dev/binderfs", "./binderfs" [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5063] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5064 attached [pid 5063] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5062] <... symlink resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5064 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... restart_syscall resumed>) = 0 [pid 5064] chdir("./10" [pid 5063] <... openat resumed>) = 3 [pid 5062] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] close(3 [pid 5007] lstat("./7/binderfs", [pid 5064] <... chdir resumed>) = 0 [pid 5063] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5062] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] <... mmap resumed>) = 0x20fff000 [pid 5062] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] rmdir("./8" [pid 5007] unlink("./7/binderfs" [pid 5064] <... prctl resumed>) = 0 [pid 5063] exit_group(0 [pid 5009] <... rmdir resumed>) = 0 [pid 5063] <... exit_group resumed>) = ? [pid 5007] <... unlink resumed>) = 0 [pid 5005] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5064] setpgid(0, 0 [pid 5062] <... mmap resumed>) = 0x20fff000 [pid 5009] mkdir("./9", 0777 [pid 5007] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5064] <... setpgid resumed>) = 0 [pid 5063] +++ exited with 0 +++ [pid 5062] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3 [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5065 attached [pid 5064] <... openat resumed>) = 3 [pid 5062] +++ exited with 0 +++ [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5063, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5064] write(3, "1000", 4 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5065 [pid 5007] rmdir("./7" [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5064] <... write resumed>) = 4 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5064] close(3 [pid 5005] getdents64(3, [pid 5007] mkdir("./8", 0777 [pid 5064] <... close resumed>) = 0 [pid 5006] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5006] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] <... mkdir resumed>) = 0 [pid 5006] lstat("./8/binderfs", [pid 5065] chdir("./9" [pid 5064] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5064] <... symlink resumed>) = 0 [pid 5008] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./8/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5064] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... unlink resumed>) = 0 [pid 5005] lstat("./7/binderfs", [pid 5008] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5064] <... openat resumed>) = 3 [pid 5008] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5005] unlink("./7/binderfs" [pid 5064] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] rmdir("./8" [pid 5008] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] mkdir("./9", 0777 [pid 5005] getdents64(3, [pid 5065] <... chdir resumed>) = 0 [pid 5064] <... mmap resumed>) = 0x20fff000 [pid 5008] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5066 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5064] exit_group(0 [pid 5005] close(3 [pid 5065] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5067 attached ./strace-static-x86_64: Process 5066 attached ) = 0 [pid 5064] <... exit_group resumed>) = ? [pid 5008] lstat("./8/binderfs", [pid 5005] <... close resumed>) = 0 [pid 5067] chdir("./9" [pid 5066] chdir("./8" [pid 5065] setpgid(0, 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5067 [pid 5066] <... chdir resumed>) = 0 [pid 5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5066] setpgid(0, 0) = 0 [pid 5065] <... setpgid resumed>) = 0 [pid 5064] +++ exited with 0 +++ [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] rmdir("./7" [pid 5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] unlink("./8/binderfs" [pid 5066] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5066] write(3, "1000", 4 [pid 5008] <... unlink resumed>) = 0 [pid 5066] <... write resumed>) = 4 [pid 5010] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5005] mkdir("./8", 0777 [pid 5066] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5066] <... close resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5066] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5005] <... mkdir resumed>) = 0 [pid 5066] <... symlink resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5008] <... close resumed>) = 0 [pid 5066] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5065] write(3, "1000", 4 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] rmdir("./8" [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5067] <... chdir resumed>) = 0 [pid 5066] <... openat resumed>) = 3 [pid 5065] <... write resumed>) = 4 [pid 5010] getdents64(3, [pid 5066] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... rmdir resumed>) = 0 [pid 5066] <... mmap resumed>) = 0x20fff000 [pid 5065] close(3 [pid 5010] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./9", 0777 [pid 5067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5066] exit_group(0 [pid 5065] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5066] <... exit_group resumed>) = ? [pid 5010] lstat("./10/binderfs", [pid 5067] <... prctl resumed>) = 0 [pid 5066] +++ exited with 0 +++ [pid 5065] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5068 [pid 5010] unlink("./10/binderfs" [pid 5067] setpgid(0, 0 [pid 5065] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5068 attached [pid 5067] <... setpgid resumed>) = 0 [pid 5065] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, ./strace-static-x86_64: Process 5069 attached [pid 5068] chdir("./8" [pid 5065] <... openat resumed>) = 3 [pid 5067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5068] <... chdir resumed>) = 0 [pid 5065] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] close(3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5069 [pid 5067] <... openat resumed>) = 3 [pid 5007] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... close resumed>) = 0 [pid 5068] <... prctl resumed>) = 0 [pid 5010] rmdir("./10" [pid 5069] chdir("./9" [pid 5068] setpgid(0, 0 [pid 5067] write(3, "1000", 4 [pid 5065] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... setpgid resumed>) = 0 [pid 5067] <... write resumed>) = 4 [pid 5065] exit_group(0 [pid 5010] mkdir("./11", 0777 [pid 5007] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5069] <... chdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5067] close(3 [pid 5065] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... openat resumed>) = 3 [pid 5067] <... close resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] write(3, "1000", 4 [pid 5007] fstat(3, [pid 5067] symlink("/dev/binderfs", "./binderfs" [pid 5069] <... prctl resumed>) = 0 [pid 5068] <... write resumed>) = 4 [pid 5065] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5070 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5069] setpgid(0, 0 [pid 5068] close(3 [pid 5067] <... symlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5069] <... setpgid resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5067] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5068] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5068] <... symlink resumed>) = 0 [pid 5067] <... openat resumed>) = 3 [pid 5007] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5067] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5070 attached [pid 5068] <... openat resumed>) = 3 [pid 5070] chdir("./11" [pid 5068] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5070] <... chdir resumed>) = 0 [pid 5069] <... openat resumed>) = 3 [pid 5068] <... mmap resumed>) = 0x20fff000 [pid 5067] <... mmap resumed>) = 0x20fff000 [pid 5007] lstat("./8/binderfs", [pid 5070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5069] write(3, "1000", 4 [pid 5068] exit_group(0 [pid 5067] exit_group(0 [pid 5070] <... prctl resumed>) = 0 [pid 5069] <... write resumed>) = 4 [pid 5068] <... exit_group resumed>) = ? [pid 5067] <... exit_group resumed>) = ? [pid 5009] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5070] setpgid(0, 0 [pid 5069] close(3 [pid 5068] +++ exited with 0 +++ [pid 5070] <... setpgid resumed>) = 0 [pid 5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] unlink("./8/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5070] <... write resumed>) = 4 [pid 5069] <... close resumed>) = 0 [pid 5067] +++ exited with 0 +++ [pid 5009] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5070] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5070] <... close resumed>) = 0 [pid 5069] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5070] symlink("/dev/binderfs", "./binderfs" [pid 5009] fstat(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5070] <... symlink resumed>) = 0 [pid 5069] <... symlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] close(3 [pid 5070] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5069] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5005] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5070] <... openat resumed>) = 3 [pid 5069] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5070] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5069] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] rmdir("./8" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5070] <... mmap resumed>) = 0x20fff000 [pid 5069] <... mmap resumed>) = 0x20fff000 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5070] exit_group(0 [pid 5069] exit_group(0 [pid 5009] lstat("./9/binderfs", [pid 5007] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5070] <... exit_group resumed>) = ? [pid 5069] <... exit_group resumed>) = ? [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5070] +++ exited with 0 +++ [pid 5009] unlink("./9/binderfs" [pid 5007] mkdir("./9", 0777 [pid 5006] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5069] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] close(3 [pid 5006] <... openat resumed>) = 3 [pid 5010] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] fstat(3, [pid 5009] rmdir("./9" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5071 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] lstat("./8/binderfs", [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] getdents64(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5005] unlink("./8/binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] mkdir("./10", 0777 [pid 5006] getdents64(3, [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5071 attached [pid 5010] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] lstat("./11/binderfs", [pid 5009] <... mkdir resumed>) = 0 [pid 5008] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... close resumed>) = 0 [pid 5071] chdir("./9" [pid 5010] unlink("./11/binderfs" [pid 5005] rmdir("./8" [pid 5010] <... unlink resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5071] <... chdir resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5072 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./9", 0777./strace-static-x86_64: Process 5072 attached [pid 5071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] fstat(3, [pid 5006] lstat("./9/binderfs", [pid 5005] <... mkdir resumed>) = 0 [pid 5071] <... prctl resumed>) = 0 [pid 5010] close(3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5073 attached [pid 5072] chdir("./10" [pid 5071] setpgid(0, 0 [pid 5010] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] rmdir("./11" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5073 [pid 5073] chdir("./9" [pid 5072] <... chdir resumed>) = 0 [pid 5071] <... setpgid resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] unlink("./9/binderfs" [pid 5071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] mkdir("./12", 0777 [pid 5008] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5071] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... unlink resumed>) = 0 [pid 5072] <... prctl resumed>) = 0 [pid 5071] write(3, "1000", 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] lstat("./9/binderfs", [pid 5006] getdents64(3, [pid 5073] <... chdir resumed>) = 0 [pid 5072] setpgid(0, 0 [pid 5071] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5074 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5072] <... setpgid resumed>) = 0 [pid 5071] close(3 [pid 5008] unlink("./9/binderfs" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5074 attached [pid 5071] <... close resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5071] symlink("/dev/binderfs", "./binderfs" [pid 5006] close(3 [pid 5074] chdir("./12" [pid 5008] <... unlink resumed>) = 0 [pid 5074] <... chdir resumed>) = 0 [pid 5071] <... symlink resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] <... openat resumed>) = 3 [pid 5074] <... prctl resumed>) = 0 [pid 5072] write(3, "1000", 4 [pid 5071] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] getdents64(3, [pid 5006] rmdir("./9" [pid 5074] setpgid(0, 0) = 0 [pid 5074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] <... rmdir resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5072] <... write resumed>) = 4 [pid 5073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5071] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] mkdir("./10", 0777 [pid 5074] write(3, "1000", 4 [pid 5073] <... prctl resumed>) = 0 [pid 5072] close(3 [pid 5071] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] close(3 [pid 5074] <... write resumed>) = 4 [pid 5006] <... mkdir resumed>) = 0 [pid 5074] close(3 [pid 5072] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5074] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5074] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5074] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5073] setpgid(0, 0 [pid 5072] symlink("/dev/binderfs", "./binderfs" [pid 5071] <... mmap resumed>) = 0x20fff000 [pid 5008] rmdir("./9" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... mmap resumed>) = 0x20fff000 [pid 5073] <... setpgid resumed>) = 0 [pid 5072] <... symlink resumed>) = 0 [pid 5071] exit_group(0 [pid 5074] exit_group(0 [pid 5008] <... rmdir resumed>) = 0 [pid 5074] <... exit_group resumed>) = ? [pid 5072] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5074] +++ exited with 0 +++ [pid 5073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5071] <... exit_group resumed>) = ? [pid 5008] mkdir("./10", 0777 [pid 5072] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5075 [pid 5010] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5075 attached [pid 5010] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] <... mmap resumed>) = 0x20fff000 [pid 5010] <... openat resumed>) = 3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] chdir("./10" [pid 5010] fstat(3, [pid 5075] <... chdir resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] getdents64(3, [pid 5075] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5075] setpgid(0, 0 [pid 5072] exit_group(0 [pid 5010] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5075] <... setpgid resumed>) = 0 [pid 5072] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... openat resumed>) = 3 [pid 5010] lstat("./12/binderfs", [pid 5075] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5076 [pid 5073] write(3, "1000", 4 [pid 5075] write(3, "1000", 4 [pid 5010] unlink("./12/binderfs" [pid 5073] <... write resumed>) = 4 [pid 5075] <... write resumed>) = 4 [pid 5072] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5076 attached [pid 5075] close(3 [pid 5073] close(3 [pid 5010] getdents64(3, [pid 5076] chdir("./10" [pid 5075] <... close resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5071] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... chdir resumed>) = 0 [pid 5075] symlink("/dev/binderfs", "./binderfs" [pid 5073] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5009] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... prctl resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./12" [pid 5009] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] setpgid(0, 0 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... symlink resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5076] <... setpgid resumed>) = 0 [pid 5075] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5073] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... rmdir resumed>) = 0 [pid 5009] fstat(3, [pid 5007] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5073] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... mmap resumed>) = 0x20fff000 [pid 5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./13", 0777 [pid 5009] getdents64(3, [pid 5007] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] <... openat resumed>) = 3 [pid 5075] exit_group(0 [pid 5073] <... mmap resumed>) = 0x20fff000 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... openat resumed>) = 3 [pid 5076] write(3, "1000", 4 [pid 5075] <... exit_group resumed>) = ? [pid 5073] exit_group(0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, [pid 5076] <... write resumed>) = 4 [pid 5073] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5076] close(3 [pid 5075] +++ exited with 0 +++ [pid 5073] +++ exited with 0 +++ [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] lstat("./10/binderfs", [pid 5007] getdents64(3, [pid 5076] <... close resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] unlink("./10/binderfs" [pid 5007] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5077 attached [pid 5076] <... symlink resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5077 [pid 5009] getdents64(3, [pid 5007] lstat("./9/binderfs", [pid 5006] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5007] unlink("./9/binderfs" [pid 5076] <... openat resumed>) = 3 [pid 5006] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5009] rmdir("./10" [pid 5007] getdents64(3, [pid 5006] fstat(3, [pid 5076] <... mmap resumed>) = 0x20fff000 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5077] chdir("./13" [pid 5076] exit_group(0 [pid 5009] mkdir("./11", 0777 [pid 5007] close(3 [pid 5006] getdents64(3, [pid 5077] <... chdir resumed>) = 0 [pid 5076] <... exit_group resumed>) = ? [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5077] <... prctl resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./9" [pid 5006] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5076] +++ exited with 0 +++ [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./10/binderfs", [pid 5005] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5078 [pid 5077] setpgid(0, 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5077] <... setpgid resumed>) = 0 [pid 5007] mkdir("./10", 0777 [pid 5006] unlink("./10/binderfs" [pid 5005] fstat(3, [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5005] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5078 attached [pid 5007] <... mkdir resumed>) = 0 [pid 5008] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5005] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5078] chdir("./11" [pid 5077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... close resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5078] <... chdir resumed>) = 0 [pid 5006] rmdir("./10" [pid 5005] lstat("./9/binderfs", [pid 5078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5078] <... prctl resumed>) = 0 [pid 5077] <... openat resumed>) = 3 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5079 [pid 5006] mkdir("./11", 0777 [pid 5005] unlink("./9/binderfs"./strace-static-x86_64: Process 5079 attached [pid 5078] setpgid(0, 0 [pid 5077] write(3, "1000", 4 [pid 5008] fstat(3, [pid 5006] <... mkdir resumed>) = 0 [pid 5079] chdir("./10" [pid 5078] <... setpgid resumed>) = 0 [pid 5077] <... write resumed>) = 4 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... unlink resumed>) = 0 [pid 5079] <... chdir resumed>) = 0 [pid 5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] close(3 [pid 5008] getdents64(3, [pid 5079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5079] <... prctl resumed>) = 0 [pid 5077] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5079] setpgid(0, 0 [pid 5078] <... openat resumed>) = 3 [pid 5077] <... symlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5079] <... setpgid resumed>) = 0 [pid 5078] write(3, "1000", 4 [pid 5077] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] lstat("./10/binderfs", [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5080 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5080 attached [pid 5079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5078] <... write resumed>) = 4 [pid 5077] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] close(3 [pid 5079] <... openat resumed>) = 3 [pid 5078] close(3 [pid 5077] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] unlink("./10/binderfs" [pid 5080] chdir("./11" [pid 5079] write(3, "1000", 4 [pid 5078] <... close resumed>) = 0 [pid 5077] <... mmap resumed>) = 0x20fff000 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5080] <... chdir resumed>) = 0 [pid 5079] <... write resumed>) = 4 [pid 5078] symlink("/dev/binderfs", "./binderfs" [pid 5077] exit_group(0 [pid 5008] getdents64(3, [pid 5005] rmdir("./9" [pid 5080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5079] close(3 [pid 5078] <... symlink resumed>) = 0 [pid 5077] <... exit_group resumed>) = ? [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5080] <... prctl resumed>) = 0 [pid 5079] <... close resumed>) = 0 [pid 5078] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] mkdir("./10", 0777 [pid 5080] setpgid(0, 0 [pid 5079] symlink("/dev/binderfs", "./binderfs" [pid 5078] <... openat resumed>) = 3 [pid 5077] +++ exited with 0 +++ [pid 5008] close(3 [pid 5005] <... mkdir resumed>) = 0 [pid 5080] <... setpgid resumed>) = 0 [pid 5079] <... symlink resumed>) = 0 [pid 5078] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... close resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5081 attached [pid 5080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5079] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5078] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] rmdir("./10" [pid 5080] <... openat resumed>) = 3 [pid 5079] <... openat resumed>) = 3 [pid 5078] exit_group(0 [pid 5010] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5081 [pid 5081] chdir("./10" [pid 5080] write(3, "1000", 4 [pid 5079] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5078] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... rmdir resumed>) = 0 [pid 5080] <... write resumed>) = 4 [pid 5079] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5078] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5081] <... chdir resumed>) = 0 [pid 5080] close(3 [pid 5079] exit_group(0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] mkdir("./11", 0777 [pid 5081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5080] <... close resumed>) = 0 [pid 5079] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5080] symlink("/dev/binderfs", "./binderfs" [pid 5079] +++ exited with 0 +++ [pid 5081] <... prctl resumed>) = 0 [pid 5010] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] setpgid(0, 0 [pid 5080] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... setpgid resumed>) = 0 [pid 5080] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./13/binderfs", [pid 5009] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5080] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5080] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./13/binderfs" [pid 5009] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5082 [pid 5007] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5080] <... mmap resumed>) = 0x20fff000 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] fstat(3, [pid 5007] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] write(3, "1000", 4 [pid 5080] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5082 attached [pid 5081] <... write resumed>) = 4 [pid 5080] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5009] getdents64(3, [pid 5007] fstat(3, [pid 5082] chdir("./11" [pid 5010] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5082] <... chdir resumed>) = 0 [pid 5010] rmdir("./13" [pid 5009] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] close(3 [pid 5080] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5082] <... prctl resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5010] mkdir("./14", 0777 [pid 5009] lstat("./11/binderfs", [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5082] setpgid(0, 0 [pid 5081] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] unlink("./11/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... symlink resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] lstat("./10/binderfs", [pid 5006] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5083 attached [pid 5082] <... openat resumed>) = 3 [pid 5081] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5083 [pid 5009] getdents64(3, [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] write(3, "1000", 4 [pid 5081] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] unlink("./10/binderfs" [pid 5082] <... write resumed>) = 4 [pid 5081] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5082] close(3 [pid 5009] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5082] <... close resumed>) = 0 [pid 5009] rmdir("./11" [pid 5082] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5082] <... symlink resumed>) = 0 [pid 5081] <... mmap resumed>) = 0x20fff000 [pid 5009] mkdir("./12", 0777 [pid 5006] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5082] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5081] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5083] chdir("./14" [pid 5082] <... openat resumed>) = 3 [pid 5081] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3 [pid 5006] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... close resumed>) = 0 [pid 5083] <... chdir resumed>) = 0 [pid 5082] <... mmap resumed>) = 0x20fff000 [pid 5081] +++ exited with 0 +++ [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5084 [pid 5007] rmdir("./10" [pid 5006] <... openat resumed>) = 3 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] exit_group(0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5081, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] <... exit_group resumed>) = ? [pid 5007] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5083] <... prctl resumed>) = 0 [pid 5082] +++ exited with 0 +++ [pid 5007] mkdir("./11", 0777 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5084 attached [pid 5083] setpgid(0, 0 [pid 5005] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5083] <... setpgid resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... mkdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5084] chdir("./12" [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... openat resumed>) = 3 [pid 5084] <... chdir resumed>) = 0 [pid 5083] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, ./strace-static-x86_64: Process 5085 attached [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] write(3, "1000", 4 [pid 5008] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5084] <... prctl resumed>) = 0 [pid 5083] <... write resumed>) = 4 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5085 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5085] chdir("./11" [pid 5084] setpgid(0, 0 [pid 5083] close(3 [pid 5008] fstat(3, [pid 5006] lstat("./11/binderfs", [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5085] <... chdir resumed>) = 0 [pid 5084] <... setpgid resumed>) = 0 [pid 5083] <... close resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] symlink("/dev/binderfs", "./binderfs" [pid 5008] getdents64(3, [pid 5006] unlink("./11/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5085] <... prctl resumed>) = 0 [pid 5084] <... openat resumed>) = 3 [pid 5083] <... symlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... unlink resumed>) = 0 [pid 5005] lstat("./10/binderfs", [pid 5085] setpgid(0, 0 [pid 5084] write(3, "1000", 4 [pid 5083] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5085] <... setpgid resumed>) = 0 [pid 5084] <... write resumed>) = 4 [pid 5083] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./10/binderfs" [pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5084] close(3 [pid 5083] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] lstat("./11/binderfs", [pid 5006] close(3 [pid 5085] <... openat resumed>) = 3 [pid 5084] <... close resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5085] write(3, "1000", 4 [pid 5084] symlink("/dev/binderfs", "./binderfs" [pid 5083] <... mmap resumed>) = 0x20fff000 [pid 5008] unlink("./11/binderfs" [pid 5006] rmdir("./11" [pid 5005] getdents64(3, [pid 5085] <... write resumed>) = 4 [pid 5084] <... symlink resumed>) = 0 [pid 5083] exit_group(0 [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5085] close(3 [pid 5084] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5083] <... exit_group resumed>) = ? [pid 5008] getdents64(3, [pid 5006] mkdir("./12", 0777 [pid 5005] close(3 [pid 5085] <... close resumed>) = 0 [pid 5084] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5085] symlink("/dev/binderfs", "./binderfs" [pid 5008] close(3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5085] <... symlink resumed>) = 0 [pid 5084] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5083] +++ exited with 0 +++ [pid 5008] <... close resumed>) = 0 [pid 5005] <... close resumed>) = 0 ./strace-static-x86_64: Process 5086 attached [pid 5085] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5084] <... mmap resumed>) = 0x20fff000 [pid 5008] rmdir("./11" [pid 5005] rmdir("./10" [pid 5086] chdir("./12" [pid 5085] <... openat resumed>) = 3 [pid 5084] exit_group(0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5086 [pid 5086] <... chdir resumed>) = 0 [pid 5085] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5084] <... exit_group resumed>) = ? [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] mkdir("./12", 0777 [pid 5005] <... rmdir resumed>) = 0 [pid 5086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5085] <... mmap resumed>) = 0x20fff000 [pid 5084] +++ exited with 0 +++ [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... mkdir resumed>) = 0 [pid 5005] mkdir("./11", 0777 [pid 5086] <... prctl resumed>) = 0 [pid 5085] exit_group(0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5086] setpgid(0, 0 [pid 5085] <... exit_group resumed>) = ? [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... mkdir resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5088 [pid 5086] <... setpgid resumed>) = 0 [pid 5085] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5087 [pid 5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] fstat(3, [pid 5009] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5087 attached [pid 5086] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5088 attached [pid 5087] chdir("./12" [pid 5086] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5009] fstat(3, [pid 5007] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5088] chdir("./11" [pid 5087] <... chdir resumed>) = 0 [pid 5086] <... write resumed>) = 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] close(3 [pid 5088] <... chdir resumed>) = 0 [pid 5010] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5007] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5087] <... prctl resumed>) = 0 [pid 5086] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... openat resumed>) = 3 [pid 5088] <... prctl resumed>) = 0 [pid 5087] setpgid(0, 0 [pid 5086] symlink("/dev/binderfs", "./binderfs" [pid 5010] lstat("./14/binderfs", [pid 5009] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, [pid 5088] setpgid(0, 0 [pid 5087] <... setpgid resumed>) = 0 [pid 5086] <... symlink resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5088] <... setpgid resumed>) = 0 [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] unlink("./14/binderfs" [pid 5009] lstat("./12/binderfs", [pid 5007] getdents64(3, [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5087] <... openat resumed>) = 3 [pid 5086] <... openat resumed>) = 3 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5087] write(3, "1000", 4 [pid 5086] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5009] unlink("./12/binderfs" [pid 5088] <... openat resumed>) = 3 [pid 5007] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5088] write(3, "1000", 4 [pid 5087] <... write resumed>) = 4 [pid 5086] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5088] <... write resumed>) = 4 [pid 5087] close(3 [pid 5086] exit_group(0 [pid 5010] close(3 [pid 5009] getdents64(3, [pid 5007] lstat("./11/binderfs", [pid 5088] close(3 [pid 5087] <... close resumed>) = 0 [pid 5086] <... exit_group resumed>) = ? [pid 5010] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5088] <... close resumed>) = 0 [pid 5087] symlink("/dev/binderfs", "./binderfs" [pid 5010] rmdir("./14" [pid 5009] close(3 [pid 5086] +++ exited with 0 +++ [pid 5007] unlink("./11/binderfs" [pid 5088] symlink("/dev/binderfs", "./binderfs" [pid 5087] <... symlink resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5088] <... symlink resumed>) = 0 [pid 5087] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5088] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] mkdir("./15", 0777 [pid 5009] rmdir("./12" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5088] <... openat resumed>) = 3 [pid 5087] <... openat resumed>) = 3 [pid 5007] close(3 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5088] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5088] <... mmap resumed>) = 0x20fff000 [pid 5087] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... rmdir resumed>) = 0 [pid 5007] rmdir("./11" [pid 5088] exit_group(0 [pid 5087] <... mmap resumed>) = 0x20fff000 [pid 5007] <... rmdir resumed>) = 0 [pid 5088] <... exit_group resumed>) = ? [pid 5007] mkdir("./12", 0777 [pid 5006] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5089 attached [pid 5087] exit_group(0 [pid 5009] mkdir("./13", 0777 [pid 5089] chdir("./15" [pid 5088] +++ exited with 0 +++ [pid 5087] <... exit_group resumed>) = ? [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5089 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5090 [pid 5006] fstat(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] +++ exited with 0 +++ [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] getdents64(3, [pid 5089] <... chdir resumed>) = 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5091 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5089] <... prctl resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5089] setpgid(0, 0 [pid 5006] lstat("./12/binderfs", [pid 5089] <... setpgid resumed>) = 0 [pid 5008] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5091 attached [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] unlink("./12/binderfs" [pid 5005] fstat(3, [pid 5091] chdir("./13" [pid 5089] <... openat resumed>) = 3 [pid 5008] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5090 attached [pid 5091] <... chdir resumed>) = 0 [pid 5089] write(3, "1000", 4 [pid 5008] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5005] getdents64(3, [pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5089] <... write resumed>) = 4 [pid 5008] fstat(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5091] <... prctl resumed>) = 0 [pid 5090] chdir("./12" [pid 5089] close(3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5091] setpgid(0, 0 [pid 5090] <... chdir resumed>) = 0 [pid 5089] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5005] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5091] <... setpgid resumed>) = 0 [pid 5090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5089] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] rmdir("./12" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] <... prctl resumed>) = 0 [pid 5089] <... symlink resumed>) = 0 [pid 5008] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5005] lstat("./11/binderfs", [pid 5091] <... openat resumed>) = 3 [pid 5090] setpgid(0, 0 [pid 5089] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] mkdir("./13", 0777 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5091] write(3, "1000", 4 [pid 5090] <... setpgid resumed>) = 0 [pid 5089] <... openat resumed>) = 3 [pid 5008] lstat("./12/binderfs", [pid 5005] unlink("./11/binderfs" [pid 5091] <... write resumed>) = 4 [pid 5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5089] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5091] close(3 [pid 5008] unlink("./12/binderfs" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... unlink resumed>) = 0 [pid 5091] <... close resumed>) = 0 [pid 5090] <... openat resumed>) = 3 [pid 5089] <... mmap resumed>) = 0x20fff000 [pid 5005] getdents64(3, [pid 5090] write(3, "1000", 4 [pid 5089] exit_group(0 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5091] symlink("/dev/binderfs", "./binderfs" [pid 5090] <... write resumed>) = 4 [pid 5089] <... exit_group resumed>) = ? [pid 5008] getdents64(3, [pid 5005] close(3./strace-static-x86_64: Process 5092 attached [pid 5091] <... symlink resumed>) = 0 [pid 5090] close(3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5092 [pid 5005] <... close resumed>) = 0 [pid 5091] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5090] <... close resumed>) = 0 [pid 5089] +++ exited with 0 +++ [pid 5008] close(3 [pid 5005] rmdir("./11" [pid 5092] chdir("./13" [pid 5091] <... openat resumed>) = 3 [pid 5090] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... close resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5092] <... chdir resumed>) = 0 [pid 5091] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] rmdir("./12" [pid 5092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5090] <... symlink resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5005] mkdir("./12", 0777 [pid 5092] <... prctl resumed>) = 0 [pid 5091] <... mmap resumed>) = 0x20fff000 [pid 5090] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5091] exit_group(0 [pid 5008] mkdir("./13", 0777 [pid 5005] <... mkdir resumed>) = 0 [pid 5092] setpgid(0, 0 [pid 5091] <... exit_group resumed>) = ? [pid 5090] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5092] <... setpgid resumed>) = 0 [pid 5091] +++ exited with 0 +++ [pid 5090] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5090] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5094 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5093 [pid 5090] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5093 attached [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5094 attached [pid 5092] <... openat resumed>) = 3 [pid 5090] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5009] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5094] chdir("./13" [pid 5093] chdir("./12" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5094] <... chdir resumed>) = 0 [pid 5010] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5093] <... chdir resumed>) = 0 [pid 5094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5092] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5094] <... prctl resumed>) = 0 [pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] lstat("./15/binderfs", [pid 5009] fstat(3, [pid 5092] <... write resumed>) = 4 [pid 5007] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5094] setpgid(0, 0 [pid 5093] <... prctl resumed>) = 0 [pid 5092] close(3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5094] <... setpgid resumed>) = 0 [pid 5093] setpgid(0, 0 [pid 5092] <... close resumed>) = 0 [pid 5010] unlink("./15/binderfs" [pid 5009] getdents64(3, [pid 5007] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5093] <... setpgid resumed>) = 0 [pid 5092] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5094] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5092] <... symlink resumed>) = 0 [pid 5010] close(3 [pid 5009] lstat("./13/binderfs", [pid 5094] write(3, "1000", 4 [pid 5093] <... openat resumed>) = 3 [pid 5092] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... close resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5094] <... write resumed>) = 4 [pid 5093] write(3, "1000", 4 [pid 5092] <... openat resumed>) = 3 [pid 5010] rmdir("./15" [pid 5009] unlink("./13/binderfs" [pid 5007] getdents64(3, [pid 5094] close(3 [pid 5093] <... write resumed>) = 4 [pid 5092] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5094] <... close resumed>) = 0 [pid 5093] close(3 [pid 5010] mkdir("./16", 0777 [pid 5009] getdents64(3, [pid 5007] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5094] symlink("/dev/binderfs", "./binderfs" [pid 5093] <... close resumed>) = 0 [pid 5092] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5094] <... symlink resumed>) = 0 [pid 5093] symlink("/dev/binderfs", "./binderfs" [pid 5092] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] close(3 [pid 5007] lstat("./12/binderfs", ./strace-static-x86_64: Process 5095 attached [pid 5094] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5093] <... symlink resumed>) = 0 [pid 5092] <... exit_group resumed>) = ? [pid 5009] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5094] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5095 [pid 5009] rmdir("./13" [pid 5094] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5093] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... rmdir resumed>) = 0 [pid 5007] unlink("./12/binderfs" [pid 5009] mkdir("./14", 0777 [pid 5092] +++ exited with 0 +++ [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5093] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5095] chdir("./16" [pid 5094] <... mmap resumed>) = 0x20fff000 [pid 5093] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5095] <... chdir resumed>) = 0 [pid 5094] exit_group(0./strace-static-x86_64: Process 5096 attached [pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5094] <... exit_group resumed>) = ? [pid 5093] <... mmap resumed>) = 0x20fff000 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5096 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5096] chdir("./14" [pid 5095] <... prctl resumed>) = 0 [pid 5093] exit_group(0) = ? [pid 5094] +++ exited with 0 +++ [pid 5096] <... chdir resumed>) = 0 [pid 5095] setpgid(0, 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] close(3 [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5095] <... setpgid resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5096] <... prctl resumed>) = 0 [pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5093] +++ exited with 0 +++ [pid 5007] rmdir("./12" [pid 5095] <... openat resumed>) = 3 [pid 5008] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5096] setpgid(0, 0 [pid 5095] write(3, "1000", 4 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... rmdir resumed>) = 0 [pid 5096] <... setpgid resumed>) = 0 [pid 5095] <... write resumed>) = 4 [pid 5008] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] mkdir("./13", 0777 [pid 5006] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5095] close(3 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... mkdir resumed>) = 0 [pid 5095] <... close resumed>) = 0 [pid 5008] fstat(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... restart_syscall resumed>) = 0 [pid 5096] <... openat resumed>) = 3 [pid 5095] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5097 attached [pid 5096] write(3, "1000", 4 [pid 5095] <... symlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5096] <... write resumed>) = 4 [pid 5095] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5097 [pid 5006] fstat(3, [pid 5097] chdir("./13" [pid 5096] close(3 [pid 5095] <... openat resumed>) = 3 [pid 5008] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5097] <... chdir resumed>) = 0 [pid 5096] <... close resumed>) = 0 [pid 5095] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5096] symlink("/dev/binderfs", "./binderfs" [pid 5095] <... mmap resumed>) = 0x20fff000 [pid 5008] lstat("./13/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5097] <... prctl resumed>) = 0 [pid 5096] <... symlink resumed>) = 0 [pid 5095] exit_group(0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5097] setpgid(0, 0 [pid 5096] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5095] <... exit_group resumed>) = ? [pid 5008] unlink("./13/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5097] <... setpgid resumed>) = 0 [pid 5096] <... openat resumed>) = 3 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5097] write(3, "1000", 4) = 4 [pid 5095] +++ exited with 0 +++ [pid 5097] close(3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5097] <... close resumed>) = 0 [pid 5096] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... unlink resumed>) = 0 [pid 5006] lstat("./13/binderfs", [pid 5005] fstat(3, [pid 5097] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... restart_syscall resumed>) = 0 [pid 5097] <... symlink resumed>) = 0 [pid 5096] <... mmap resumed>) = 0x20fff000 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5097] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5096] exit_group(0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./13/binderfs" [pid 5005] getdents64(3, [pid 5097] <... openat resumed>) = 3 [pid 5096] <... exit_group resumed>) = ? [pid 5010] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5097] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5096] +++ exited with 0 +++ [pid 5008] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5097] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] rmdir("./13" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] exit_group(0 [pid 5010] <... openat resumed>) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... rmdir resumed>) = 0 [pid 5006] close(3 [pid 5005] lstat("./12/binderfs", [pid 5097] <... exit_group resumed>) = ? [pid 5010] fstat(3, [pid 5009] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./14", 0777 [pid 5006] <... close resumed>) = 0 [pid 5097] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... mkdir resumed>) = 0 [pid 5006] rmdir("./13" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] getdents64(3, [pid 5009] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] unlink("./12/binderfs" [pid 5010] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] lstat("./16/binderfs", [pid 5009] getdents64(3, [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5098 [pid 5006] mkdir("./14", 0777 [pid 5005] <... unlink resumed>) = 0 [pid 5010] unlink("./16/binderfs" [pid 5009] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5009] lstat("./14/binderfs", [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] close(3 [pid 5009] unlink("./14/binderfs" [pid 5010] <... close resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5098 attached [pid 5010] rmdir("./16" [pid 5009] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3 [pid 5098] chdir("./14" [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5098] <... chdir resumed>) = 0 [pid 5010] mkdir("./17", 0777 [pid 5009] close(3 [pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5005] <... close resumed>) = 0 [pid 5098] <... prctl resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] rmdir("./14" [pid 5007] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5099 [pid 5005] rmdir("./12"./strace-static-x86_64: Process 5100 attached ./strace-static-x86_64: Process 5099 attached [pid 5098] setpgid(0, 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5100] chdir("./17" [pid 5098] <... setpgid resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5100 [pid 5009] mkdir("./15", 0777 [pid 5007] getdents64(3, [pid 5005] <... rmdir resumed>) = 0 [pid 5100] <... chdir resumed>) = 0 [pid 5099] chdir("./14" [pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5099] <... chdir resumed>) = 0 [pid 5098] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./13", 0777 [pid 5100] <... prctl resumed>) = 0 [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5098] write(3, "1000", 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5100] setpgid(0, 0 [pid 5098] <... write resumed>) = 4 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5101 [pid 5005] <... mkdir resumed>) = 0 [pid 5100] <... setpgid resumed>) = 0 [pid 5099] <... prctl resumed>) = 0 [pid 5098] close(3 [pid 5007] lstat("./13/binderfs", [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5101 attached [pid 5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5099] setpgid(0, 0 [pid 5098] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5100] <... openat resumed>) = 3 [pid 5098] symlink("/dev/binderfs", "./binderfs" [pid 5100] write(3, "1000", 4 [pid 5099] <... setpgid resumed>) = 0 [pid 5098] <... symlink resumed>) = 0 [pid 5007] unlink("./13/binderfs" [pid 5101] chdir("./15" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5102 [pid 5100] <... write resumed>) = 4 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5098] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5100] close(3 [pid 5099] <... openat resumed>) = 3 [pid 5098] <... openat resumed>) = 3 [pid 5007] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5102 attached [pid 5101] <... chdir resumed>) = 0 [pid 5100] <... close resumed>) = 0 [pid 5099] write(3, "1000", 4 [pid 5098] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] getdents64(3, [pid 5102] chdir("./13" [pid 5101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5100] symlink("/dev/binderfs", "./binderfs" [pid 5099] <... write resumed>) = 4 [pid 5098] <... mmap resumed>) = 0x20fff000 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5102] <... chdir resumed>) = 0 [pid 5101] <... prctl resumed>) = 0 [pid 5100] <... symlink resumed>) = 0 [pid 5099] close(3 [pid 5098] exit_group(0 [pid 5007] close(3 [pid 5102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5101] setpgid(0, 0 [pid 5100] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5099] <... close resumed>) = 0 [pid 5098] <... exit_group resumed>) = ? [pid 5007] <... close resumed>) = 0 [pid 5102] <... prctl resumed>) = 0 [pid 5101] <... setpgid resumed>) = 0 [pid 5100] <... openat resumed>) = 3 [pid 5099] symlink("/dev/binderfs", "./binderfs" [pid 5007] rmdir("./13" [pid 5102] setpgid(0, 0 [pid 5101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5100] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5099] <... symlink resumed>) = 0 [pid 5098] +++ exited with 0 +++ [pid 5007] <... rmdir resumed>) = 0 [pid 5102] <... setpgid resumed>) = 0 [pid 5101] <... openat resumed>) = 3 [pid 5100] <... mmap resumed>) = 0x20fff000 [pid 5099] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] mkdir("./14", 0777 [pid 5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5101] write(3, "1000", 4 [pid 5100] exit_group(0 [pid 5099] <... openat resumed>) = 3 [pid 5102] <... openat resumed>) = 3 [pid 5100] <... exit_group resumed>) = ? [pid 5099] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5101] <... write resumed>) = 4 [pid 5102] write(3, "1000", 4 [pid 5100] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5099] <... mmap resumed>) = 0x20fff000 [pid 5102] <... write resumed>) = 4 [pid 5101] close(3 [pid 5099] exit_group(0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5102] close(3 [pid 5101] <... close resumed>) = 0 [pid 5099] <... exit_group resumed>) = ? [pid 5010] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5103 [pid 5010] fstat(3, [pid 5008] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5101] symlink("/dev/binderfs", "./binderfs" [pid 5099] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5103 attached [pid 5102] <... close resumed>) = 0 [pid 5101] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] <... openat resumed>) = 3 [pid 5103] chdir("./14" [pid 5102] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] fstat(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5101] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5103] <... chdir resumed>) = 0 [pid 5102] <... symlink resumed>) = 0 [pid 5010] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5102] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5101] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5006] <... restart_syscall resumed>) = 0 [pid 5103] <... prctl resumed>) = 0 [pid 5102] <... openat resumed>) = 3 [pid 5101] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] lstat("./17/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5103] setpgid(0, 0 [pid 5102] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5103] <... setpgid resumed>) = 0 [pid 5102] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./17/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5101] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5008] lstat("./14/binderfs", [pid 5006] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./14/binderfs" [pid 5006] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] close(3) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5010] rmdir("./17") = 0 [pid 5008] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5102] exit_group(0 [pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] mkdir("./18", 0777 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] fstat(3, [pid 5103] <... openat resumed>) = 3 [pid 5102] <... exit_group resumed>) = ? [pid 5101] exit_group(0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] close(3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5103] write(3, "1000", 4 [pid 5101] <... exit_group resumed>) = ? [pid 5008] rmdir("./14" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5104 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./15", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5104 attached [pid 5008] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] lstat("./14/binderfs", [pid 5104] chdir("./18" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./14/binderfs" [pid 5104] <... chdir resumed>) = 0 [pid 5104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5104] setpgid(0, 0 [pid 5006] close(3 [pid 5104] <... setpgid resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5006] rmdir("./14") = 0 [pid 5006] mkdir("./15", 0777 [pid 5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] <... mkdir resumed>) = 0 [pid 5103] <... write resumed>) = 4 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5105 attached [pid 5104] <... openat resumed>) = 3 [pid 5103] close(3 [pid 5102] +++ exited with 0 +++ [pid 5101] +++ exited with 0 +++ [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5105 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5104] write(3, "1000", 4) = 4 [pid 5009] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5104] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5105] chdir("./15" [pid 5104] <... close resumed>) = 0 [pid 5009] fstat(3, [pid 5005] <... openat resumed>) = 3 [pid 5104] symlink("/dev/binderfs", "./binderfs" [pid 5103] <... close resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] fstat(3, ./strace-static-x86_64: Process 5106 attached [pid 5105] <... chdir resumed>) = 0 [pid 5104] <... symlink resumed>) = 0 [pid 5103] symlink("/dev/binderfs", "./binderfs" [pid 5009] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5106 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5104] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5105] <... prctl resumed>) = 0 [pid 5104] <... openat resumed>) = 3 [pid 5103] <... symlink resumed>) = 0 [pid 5009] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5105] setpgid(0, 0 [pid 5104] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5103] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5106] chdir("./15" [pid 5105] <... setpgid resumed>) = 0 [pid 5104] <... mmap resumed>) = 0x20fff000 [pid 5103] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5106] <... chdir resumed>) = 0 [pid 5105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5104] exit_group(0 [pid 5103] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./15/binderfs", [pid 5005] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5105] <... openat resumed>) = 3 [pid 5104] <... exit_group resumed>) = ? [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5106] <... prctl resumed>) = 0 [pid 5105] write(3, "1000", 4 [pid 5103] <... mmap resumed>) = 0x20fff000 [pid 5009] unlink("./15/binderfs" [pid 5005] lstat("./13/binderfs", [pid 5106] setpgid(0, 0 [pid 5105] <... write resumed>) = 4 [pid 5104] +++ exited with 0 +++ [pid 5103] exit_group(0 [pid 5009] <... unlink resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5106] <... setpgid resumed>) = 0 [pid 5105] close(3 [pid 5103] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5005] unlink("./13/binderfs" [pid 5105] <... close resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5105] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... unlink resumed>) = 0 [pid 5105] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5005] getdents64(3, [pid 5105] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... close resumed>) = 0 [pid 5105] <... openat resumed>) = 3 [pid 5103] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5009] rmdir("./15" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5105] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] fstat(3, [pid 5106] <... openat resumed>) = 3 [pid 5105] <... mmap resumed>) = 0x20fff000 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5005] close(3 [pid 5106] write(3, "1000", 4 [pid 5105] exit_group(0 [pid 5010] getdents64(3, [pid 5009] mkdir("./16", 0777 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... close resumed>) = 0 [pid 5105] <... exit_group resumed>) = ? [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5106] <... write resumed>) = 4 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5005] rmdir("./13" [pid 5106] close(3 [pid 5105] +++ exited with 0 +++ [pid 5010] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... restart_syscall resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5106] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5107 attached [pid 5106] symlink("/dev/binderfs", "./binderfs" [pid 5010] lstat("./18/binderfs", [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./14", 0777 [pid 5106] <... symlink resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5107 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5010] unlink("./18/binderfs" [pid 5005] <... mkdir resumed>) = 0 [pid 5107] chdir("./16" [pid 5106] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] close(3) = 0 [pid 5010] rmdir("./18") = 0 [pid 5007] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5106] <... openat resumed>) = 3 [pid 5010] mkdir("./19", 0777 [pid 5008] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5108 attached [pid 5107] <... chdir resumed>) = 0 [pid 5106] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5108 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5106] <... mmap resumed>) = 0x20fff000 [pid 5008] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] fstat(3, [pid 5106] exit_group(0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5109 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5107] <... prctl resumed>) = 0 [pid 5106] <... exit_group resumed>) = ? [pid 5008] <... openat resumed>) = 3 [pid 5007] getdents64(3, ./strace-static-x86_64: Process 5109 attached [pid 5109] chdir("./19") = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] fstat(3, [pid 5007] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5007] lstat("./14/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./14/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... unlink resumed>) = 0 [pid 5008] lstat("./15/binderfs", [pid 5007] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5106] +++ exited with 0 +++ [pid 5107] setpgid(0, 0 [pid 5008] unlink("./15/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5109] <... prctl resumed>) = 0 [pid 5108] chdir("./14" [pid 5107] <... setpgid resumed>) = 0 [pid 5109] setpgid(0, 0 [pid 5108] <... chdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5109] <... setpgid resumed>) = 0 [pid 5108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5108] <... prctl resumed>) = 0 [pid 5107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./14" [pid 5006] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5109] <... openat resumed>) = 3 [pid 5108] setpgid(0, 0 [pid 5107] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5109] write(3, "1000", 4 [pid 5108] <... setpgid resumed>) = 0 [pid 5109] <... write resumed>) = 4 [pid 5108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5107] write(3, "1000", 4 [pid 5008] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5109] close(3 [pid 5108] <... openat resumed>) = 3 [pid 5107] <... write resumed>) = 4 [pid 5008] rmdir("./15" [pid 5007] mkdir("./15", 0777 [pid 5006] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5109] <... close resumed>) = 0 [pid 5108] write(3, "1000", 4 [pid 5107] close(3 [pid 5109] symlink("/dev/binderfs", "./binderfs" [pid 5108] <... write resumed>) = 4 [pid 5008] <... rmdir resumed>) = 0 [pid 5109] <... symlink resumed>) = 0 [pid 5108] close(3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5008] mkdir("./16", 0777 [pid 5109] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5108] <... close resumed>) = 0 [pid 5107] <... close resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] fstat(3, [pid 5109] <... openat resumed>) = 3 [pid 5108] symlink("/dev/binderfs", "./binderfs" [pid 5107] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... mkdir resumed>) = 0 [pid 5109] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5108] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5110 attached [pid 5109] <... mmap resumed>) = 0x20fff000 [pid 5108] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5107] <... symlink resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5110] chdir("./15" [pid 5109] exit_group(0 [pid 5108] <... openat resumed>) = 3 [pid 5107] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5111 attached [pid 5110] <... chdir resumed>) = 0 [pid 5109] <... exit_group resumed>) = ? [pid 5108] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5110 [pid 5006] getdents64(3, [pid 5111] chdir("./16" [pid 5107] <... openat resumed>) = 3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5111 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5111] <... chdir resumed>) = 0 [pid 5110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5109] +++ exited with 0 +++ [pid 5108] <... mmap resumed>) = 0x20fff000 [pid 5107] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5110] <... prctl resumed>) = 0 [pid 5108] exit_group(0 [pid 5107] <... mmap resumed>) = 0x20fff000 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5111] <... prctl resumed>) = 0 [pid 5110] setpgid(0, 0 [pid 5108] <... exit_group resumed>) = ? [pid 5107] exit_group(0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] lstat("./15/binderfs", [pid 5111] setpgid(0, 0 [pid 5107] <... exit_group resumed>) = ? [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5111] <... setpgid resumed>) = 0 [pid 5110] <... setpgid resumed>) = 0 [pid 5108] +++ exited with 0 +++ [pid 5107] +++ exited with 0 +++ [pid 5010] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./15/binderfs" [pid 5111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5108, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5110] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... unlink resumed>) = 0 [pid 5111] <... openat resumed>) = 3 [pid 5110] write(3, "1000", 4 [pid 5010] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5111] write(3, "1000", 4 [pid 5110] <... write resumed>) = 4 [pid 5010] fstat(3, [pid 5005] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5111] <... write resumed>) = 4 [pid 5110] close(3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5111] close(3 [pid 5110] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5006] close(3 [pid 5005] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5111] <... close resumed>) = 0 [pid 5110] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... close resumed>) = 0 [pid 5111] symlink("/dev/binderfs", "./binderfs" [pid 5110] <... symlink resumed>) = 0 [pid 5010] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] rmdir("./15" [pid 5005] <... openat resumed>) = 3 [pid 5111] <... symlink resumed>) = 0 [pid 5110] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5111] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5110] <... openat resumed>) = 3 [pid 5010] lstat("./19/binderfs", [pid 5009] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... rmdir resumed>) = 0 [pid 5005] fstat(3, [pid 5111] <... openat resumed>) = 3 [pid 5110] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5006] mkdir("./16", 0777 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5111] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5110] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./19/binderfs" [pid 5009] fstat(3, [pid 5110] exit_group(0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5111] <... mmap resumed>) = 0x20fff000 [pid 5110] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5111] exit_group(0 [pid 5110] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5112 attached [pid 5111] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5009] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5110, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5112 [pid 5005] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] rmdir("./19" [pid 5009] lstat("./16/binderfs", [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5111] +++ exited with 0 +++ [pid 5010] mkdir("./20", 0777 [pid 5009] unlink("./16/binderfs" [pid 5112] chdir("./16" [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5005] lstat("./14/binderfs", [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5112] <... chdir resumed>) = 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5113 attached [pid 5112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] unlink("./14/binderfs" [pid 5113] chdir("./20" [pid 5112] <... prctl resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5113 [pid 5009] close(3 [pid 5007] <... openat resumed>) = 3 [pid 5113] <... chdir resumed>) = 0 [pid 5112] setpgid(0, 0 [pid 5009] <... close resumed>) = 0 [pid 5007] fstat(3, [pid 5005] <... unlink resumed>) = 0 [pid 5113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5112] <... setpgid resumed>) = 0 [pid 5009] rmdir("./16" [pid 5008] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5113] <... prctl resumed>) = 0 [pid 5112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5113] setpgid(0, 0 [pid 5009] mkdir("./17", 0777 [pid 5008] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5112] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] close(3 [pid 5113] <... setpgid resumed>) = 0 [pid 5112] write(3, "1000", 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] fstat(3, [pid 5007] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... close resumed>) = 0 [pid 5112] <... write resumed>) = 4 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] rmdir("./14" [pid 5113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5112] close(3 [pid 5008] getdents64(3, [pid 5007] lstat("./15/binderfs", [pid 5005] <... rmdir resumed>) = 0 [pid 5113] <... openat resumed>) = 3 [pid 5112] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5114 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] mkdir("./15", 0777./strace-static-x86_64: Process 5114 attached [pid 5113] write(3, "1000", 4 [pid 5112] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./15/binderfs" [pid 5005] <... mkdir resumed>) = 0 [pid 5114] chdir("./17" [pid 5113] <... write resumed>) = 4 [pid 5112] <... symlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5114] <... chdir resumed>) = 0 [pid 5113] close(3 [pid 5112] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] lstat("./16/binderfs", [pid 5007] <... unlink resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5113] <... close resumed>) = 0 [pid 5112] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5114] <... prctl resumed>) = 0 [pid 5113] symlink("/dev/binderfs", "./binderfs" [pid 5114] setpgid(0, 0 [pid 5113] <... symlink resumed>) = 0 [pid 5008] unlink("./16/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5114] <... setpgid resumed>) = 0 [pid 5113] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5112] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5115 attached [pid 5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5113] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5115 [pid 5114] <... openat resumed>) = 3 [pid 5113] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5112] <... mmap resumed>) = 0x20fff000 [pid 5008] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5115] chdir("./15" [pid 5114] write(3, "1000", 4 [pid 5113] <... mmap resumed>) = 0x20fff000 [pid 5112] exit_group(0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./15" [pid 5115] <... chdir resumed>) = 0 [pid 5114] <... write resumed>) = 4 [pid 5113] exit_group(0 [pid 5112] <... exit_group resumed>) = ? [pid 5008] close(3 [pid 5115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5114] close(3 [pid 5113] <... exit_group resumed>) = ? [pid 5007] <... rmdir resumed>) = 0 [pid 5115] <... prctl resumed>) = 0 [pid 5114] <... close resumed>) = 0 [pid 5113] +++ exited with 0 +++ [pid 5112] +++ exited with 0 +++ [pid 5008] <... close resumed>) = 0 [pid 5007] mkdir("./16", 0777 [pid 5115] setpgid(0, 0 [pid 5114] symlink("/dev/binderfs", "./binderfs" [pid 5008] rmdir("./16" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5115] <... setpgid resumed>) = 0 [pid 5114] <... symlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5113, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] <... mkdir resumed>) = 0 [pid 5114] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... rmdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5114] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./17", 0777 [pid 5006] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5114] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5115] <... openat resumed>) = 3 [pid 5114] <... mmap resumed>) = 0x20fff000 [pid 5010] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5116 attached [pid 5115] write(3, "1000", 4 [pid 5114] exit_group(0 [pid 5010] fstat(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5116 [pid 5006] <... openat resumed>) = 3 [pid 5115] <... write resumed>) = 4 [pid 5114] <... exit_group resumed>) = ? [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] fstat(3, ./strace-static-x86_64: Process 5117 attached [pid 5116] chdir("./16" [pid 5115] close(3 [pid 5114] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5116] <... chdir resumed>) = 0 [pid 5115] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5117 [pid 5006] getdents64(3, [pid 5116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5115] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5116] <... prctl resumed>) = 0 [pid 5115] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5116] setpgid(0, 0 [pid 5115] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./20/binderfs", [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5116] <... setpgid resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./16/binderfs", [pid 5117] chdir("./17" [pid 5116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5115] <... openat resumed>) = 3 [pid 5010] unlink("./20/binderfs" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5117] <... chdir resumed>) = 0 [pid 5116] <... openat resumed>) = 3 [pid 5115] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./16/binderfs" [pid 5117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5116] write(3, "1000", 4 [pid 5115] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... unlink resumed>) = 0 [pid 5117] <... prctl resumed>) = 0 [pid 5116] <... write resumed>) = 4 [pid 5115] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, [pid 5117] setpgid(0, 0 [pid 5116] close(3 [pid 5115] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5117] <... setpgid resumed>) = 0 [pid 5116] <... close resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5006] close(3 [pid 5116] symlink("/dev/binderfs", "./binderfs" [pid 5010] rmdir("./20" [pid 5006] <... close resumed>) = 0 [pid 5116] <... symlink resumed>) = 0 [pid 5115] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5009] fstat(3, [pid 5006] rmdir("./16" [pid 5117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5116] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] mkdir("./21", 0777 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5117] <... openat resumed>) = 3 [pid 5116] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5006] mkdir("./17", 0777 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5117] write(3, "1000", 4 [pid 5116] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5117] <... write resumed>) = 4 [pid 5116] <... mmap resumed>) = 0x20fff000 [pid 5009] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5118 attached [pid 5117] close(3 [pid 5116] exit_group(0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5118 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5116] <... exit_group resumed>) = ? [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5119 ./strace-static-x86_64: Process 5119 attached [pid 5118] chdir("./21" [pid 5117] <... close resumed>) = 0 [pid 5116] +++ exited with 0 +++ [pid 5009] lstat("./17/binderfs", [pid 5117] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5119] chdir("./17") = 0 [pid 5117] <... symlink resumed>) = 0 [pid 5119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] unlink("./17/binderfs" [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5119] <... prctl resumed>) = 0 [pid 5117] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5119] setpgid(0, 0 [pid 5009] <... unlink resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5119] <... setpgid resumed>) = 0 [pid 5117] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5118] <... chdir resumed>) = 0 [pid 5117] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5119] <... openat resumed>) = 3 [pid 5119] write(3, "1000", 4 [pid 5117] <... mmap resumed>) = 0x20fff000 [pid 5119] <... write resumed>) = 4 [pid 5009] close(3 [pid 5007] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] fstat(3, [pid 5119] close(3 [pid 5118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5117] exit_group(0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5119] <... close resumed>) = 0 [pid 5118] <... prctl resumed>) = 0 [pid 5117] <... exit_group resumed>) = ? [pid 5009] rmdir("./17" [pid 5007] fstat(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5119] symlink("/dev/binderfs", "./binderfs" [pid 5118] setpgid(0, 0 [pid 5119] <... symlink resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5118] <... setpgid resumed>) = 0 [pid 5005] getdents64(3, [pid 5119] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] mkdir("./18", 0777 [pid 5007] getdents64(3, [pid 5119] <... openat resumed>) = 3 [pid 5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5119] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5119] exit_group(0 [pid 5117] +++ exited with 0 +++ [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5119] <... exit_group resumed>) = ? [pid 5118] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5117, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5119] +++ exited with 0 +++ [pid 5118] write(3, "1000", 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./15/binderfs", ./strace-static-x86_64: Process 5120 attached [pid 5118] <... write resumed>) = 4 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5120 [pid 5007] lstat("./16/binderfs", [pid 5120] chdir("./18" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5120] <... chdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5118] close(3 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] unlink("./15/binderfs" [pid 5120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5118] <... close resumed>) = 0 [pid 5007] unlink("./16/binderfs" [pid 5006] <... restart_syscall resumed>) = 0 [pid 5120] <... prctl resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5120] setpgid(0, 0 [pid 5007] <... unlink resumed>) = 0 [pid 5118] symlink("/dev/binderfs", "./binderfs" [pid 5005] getdents64(3, [pid 5120] <... setpgid resumed>) = 0 [pid 5008] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5006] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5118] <... symlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] close(3 [pid 5120] <... openat resumed>) = 3 [pid 5118] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] close(3 [pid 5006] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... close resumed>) = 0 [pid 5120] write(3, "1000", 4 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] rmdir("./15" [pid 5120] <... write resumed>) = 4 [pid 5118] <... openat resumed>) = 3 [pid 5008] fstat(3, [pid 5007] rmdir("./16" [pid 5006] fstat(3, [pid 5120] close(3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5120] <... close resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5120] symlink("/dev/binderfs", "./binderfs" [pid 5118] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] mkdir("./16", 0777 [pid 5007] mkdir("./17", 0777 [pid 5120] <... symlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5120] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... mkdir resumed>) = 0 [pid 5120] <... openat resumed>) = 3 [pid 5006] lstat("./17/binderfs", [pid 5120] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5120] <... mmap resumed>) = 0x20fff000 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] unlink("./17/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5120] exit_group(0 [pid 5118] <... mmap resumed>) = 0x20fff000 [pid 5008] lstat("./17/binderfs", [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... unlink resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5120] <... exit_group resumed>) = ? [pid 5118] exit_group(0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] getdents64(3, [pid 5120] +++ exited with 0 +++ [pid 5118] <... exit_group resumed>) = ? [pid 5008] unlink("./17/binderfs" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3 [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5121 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] getdents64(3, [pid 5006] rmdir("./17" [pid 5009] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5118] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] close(3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5122 [pid 5006] mkdir("./18", 0777./strace-static-x86_64: Process 5122 attached [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... close resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] rmdir("./17" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5121 attached [pid 5122] chdir("./17" [pid 5009] fstat(3, [pid 5008] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5123 attached [pid 5122] <... chdir resumed>) = 0 [pid 5121] chdir("./16" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5123 [pid 5123] chdir("./18" [pid 5122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5121] <... chdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] mkdir("./18", 0777 [pid 5121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5121] <... prctl resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5122] <... prctl resumed>) = 0 [pid 5121] setpgid(0, 0 [pid 5010] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5123] <... chdir resumed>) = 0 [pid 5122] setpgid(0, 0 [pid 5121] <... setpgid resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] lstat("./18/binderfs", [pid 5122] <... setpgid resumed>) = 0 [pid 5121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5121] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] unlink("./18/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5124 [pid 5123] <... prctl resumed>) = 0 [pid 5122] <... openat resumed>) = 3 [pid 5121] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5009] <... unlink resumed>) = 0 [pid 5123] setpgid(0, 0 [pid 5122] write(3, "1000", 4 [pid 5121] <... write resumed>) = 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] getdents64(3, ./strace-static-x86_64: Process 5124 attached [pid 5123] <... setpgid resumed>) = 0 [pid 5122] <... write resumed>) = 4 [pid 5121] close(3 [pid 5010] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5124] chdir("./18" [pid 5123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5122] close(3 [pid 5121] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5124] <... chdir resumed>) = 0 [pid 5123] <... openat resumed>) = 3 [pid 5122] <... close resumed>) = 0 [pid 5121] symlink("/dev/binderfs", "./binderfs" [pid 5010] lstat("./21/binderfs", [pid 5009] <... close resumed>) = 0 [pid 5124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5123] write(3, "1000", 4 [pid 5122] symlink("/dev/binderfs", "./binderfs" [pid 5121] <... symlink resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] rmdir("./18" [pid 5124] <... prctl resumed>) = 0 [pid 5123] <... write resumed>) = 4 [pid 5122] <... symlink resumed>) = 0 [pid 5121] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] unlink("./21/binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5124] setpgid(0, 0 [pid 5123] close(3 [pid 5122] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5121] <... openat resumed>) = 3 [pid 5010] <... unlink resumed>) = 0 [pid 5009] mkdir("./19", 0777 [pid 5124] <... setpgid resumed>) = 0 [pid 5123] <... close resumed>) = 0 [pid 5122] <... openat resumed>) = 3 [pid 5121] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5123] symlink("/dev/binderfs", "./binderfs" [pid 5122] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5124] <... openat resumed>) = 3 [pid 5123] <... symlink resumed>) = 0 [pid 5122] <... mmap resumed>) = 0x20fff000 [pid 5121] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5125 attached [pid 5124] write(3, "1000", 4 [pid 5123] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5122] exit_group(0 [pid 5121] exit_group(0 [pid 5010] close(3 [pid 5124] <... write resumed>) = 4 [pid 5123] <... openat resumed>) = 3 [pid 5122] <... exit_group resumed>) = ? [pid 5121] <... exit_group resumed>) = ? [pid 5010] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5125 [pid 5125] chdir("./19" [pid 5124] close(3 [pid 5123] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5122] +++ exited with 0 +++ [pid 5121] +++ exited with 0 +++ [pid 5010] rmdir("./21" [pid 5125] <... chdir resumed>) = 0 [pid 5124] <... close resumed>) = 0 [pid 5123] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5124] symlink("/dev/binderfs", "./binderfs" [pid 5123] exit_group(0 [pid 5010] mkdir("./22", 0777 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5125] <... prctl resumed>) = 0 [pid 5124] <... symlink resumed>) = 0 [pid 5123] <... exit_group resumed>) = ? [pid 5125] setpgid(0, 0 [pid 5124] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... mkdir resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5124] <... openat resumed>) = 3 [pid 5125] <... setpgid resumed>) = 0 [pid 5124] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5123] +++ exited with 0 +++ [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... restart_syscall resumed>) = 0 [pid 5005] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5124] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5126 attached [pid 5125] <... openat resumed>) = 3 [pid 5124] exit_group(0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5123, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5126] chdir("./22" [pid 5125] write(3, "1000", 4 [pid 5124] <... exit_group resumed>) = ? [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5126 [pid 5006] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5126] <... chdir resumed>) = 0 [pid 5125] <... write resumed>) = 4 [pid 5124] +++ exited with 0 +++ [pid 5007] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5125] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... openat resumed>) = 3 [pid 5126] <... prctl resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5124, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... openat resumed>) = 3 [pid 5005] fstat(3, [pid 5126] setpgid(0, 0 [pid 5125] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5126] <... setpgid resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5125] <... symlink resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5125] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5008] fstat(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5125] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./18/binderfs", [pid 5005] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5125] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] lstat("./17/binderfs", [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5126] <... openat resumed>) = 3 [pid 5125] <... mmap resumed>) = 0x20fff000 [pid 5008] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./18/binderfs" [pid 5005] lstat("./16/binderfs", [pid 5126] write(3, "1000", 4 [pid 5125] exit_group(0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] unlink("./17/binderfs" [pid 5006] <... unlink resumed>) = 0 [pid 5126] <... write resumed>) = 4 [pid 5125] <... exit_group resumed>) = ? [pid 5008] lstat("./18/binderfs", [pid 5006] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5126] close(3 [pid 5125] +++ exited with 0 +++ [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./16/binderfs" [pid 5126] <... close resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] unlink("./18/binderfs" [pid 5007] getdents64(3, [pid 5006] close(3 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... close resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./18" [pid 5126] symlink("/dev/binderfs", "./binderfs" [pid 5005] getdents64(3, [pid 5008] getdents64(3, [pid 5007] close(3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5126] <... symlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] mkdir("./19", 0777 [pid 5005] close(3 [pid 5126] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5007] rmdir("./17" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5008] rmdir("./18" [pid 5007] <... rmdir resumed>) = 0 [pid 5126] <... openat resumed>) = 3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./16" [pid 5009] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5005] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./19", 0777 [pid 5007] mkdir("./18", 0777 [pid 5005] mkdir("./17", 0777./strace-static-x86_64: Process 5127 attached [pid 5126] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5009] unlink("./19/binderfs" [pid 5007] <... mkdir resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5127 [pid 5005] <... mkdir resumed>) = 0 [pid 5127] chdir("./19" [pid 5126] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] close(3) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] rmdir("./19") = 0 [pid 5009] mkdir("./20", 0777./strace-static-x86_64: Process 5129 attached [pid 5127] <... chdir resumed>) = 0 [pid 5126] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5128 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5129 [pid 5129] chdir("./18" [pid 5127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5126] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5130 ./strace-static-x86_64: Process 5128 attached [pid 5129] <... chdir resumed>) = 0 [pid 5127] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5131 attached ./strace-static-x86_64: Process 5130 attached [pid 5129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5128] chdir("./19" [pid 5127] setpgid(0, 0 [pid 5126] +++ exited with 0 +++ [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5131 [pid 5129] <... prctl resumed>) = 0 [pid 5128] <... chdir resumed>) = 0 [pid 5127] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5126, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5131] chdir("./20" [pid 5130] chdir("./17" [pid 5129] setpgid(0, 0 [pid 5128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5131] <... chdir resumed>) = 0 [pid 5130] <... chdir resumed>) = 0 [pid 5129] <... setpgid resumed>) = 0 [pid 5127] <... openat resumed>) = 3 [pid 5128] <... prctl resumed>) = 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5128] setpgid(0, 0 [pid 5127] write(3, "1000", 4 [pid 5131] <... prctl resumed>) = 0 [pid 5130] <... prctl resumed>) = 0 [pid 5129] <... openat resumed>) = 3 [pid 5128] <... setpgid resumed>) = 0 [pid 5131] setpgid(0, 0 [pid 5130] setpgid(0, 0 [pid 5129] write(3, "1000", 4 [pid 5128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5127] <... write resumed>) = 4 [pid 5131] <... setpgid resumed>) = 0 [pid 5130] <... setpgid resumed>) = 0 [pid 5129] <... write resumed>) = 4 [pid 5128] <... openat resumed>) = 3 [pid 5127] close(3 [pid 5010] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5129] close(3 [pid 5128] write(3, "1000", 4 [pid 5127] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5131] <... openat resumed>) = 3 [pid 5130] <... openat resumed>) = 3 [pid 5129] <... close resumed>) = 0 [pid 5128] <... write resumed>) = 4 [pid 5127] symlink("/dev/binderfs", "./binderfs" [pid 5010] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5131] write(3, "1000", 4 [pid 5130] write(3, "1000", 4 [pid 5129] symlink("/dev/binderfs", "./binderfs" [pid 5128] close(3 [pid 5131] <... write resumed>) = 4 [pid 5130] <... write resumed>) = 4 [pid 5128] <... close resumed>) = 0 [pid 5127] <... symlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5131] close(3 [pid 5130] close(3 [pid 5129] <... symlink resumed>) = 0 [pid 5128] symlink("/dev/binderfs", "./binderfs" [pid 5127] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] fstat(3, [pid 5131] <... close resumed>) = 0 [pid 5130] <... close resumed>) = 0 [pid 5129] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5128] <... symlink resumed>) = 0 [pid 5131] symlink("/dev/binderfs", "./binderfs" [pid 5130] symlink("/dev/binderfs", "./binderfs" [pid 5129] <... openat resumed>) = 3 [pid 5128] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5127] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5131] <... symlink resumed>) = 0 [pid 5130] <... symlink resumed>) = 0 [pid 5129] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5128] <... openat resumed>) = 3 [pid 5127] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5131] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5130] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5129] <... mmap resumed>) = 0x20fff000 [pid 5128] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5127] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5131] <... openat resumed>) = 3 [pid 5130] <... openat resumed>) = 3 [pid 5129] exit_group(0 [pid 5127] exit_group(0 [pid 5010] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5131] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5130] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5129] <... exit_group resumed>) = ? [pid 5128] <... mmap resumed>) = 0x20fff000 [pid 5127] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5131] <... mmap resumed>) = 0x20fff000 [pid 5130] <... mmap resumed>) = 0x20fff000 [pid 5129] +++ exited with 0 +++ [pid 5128] exit_group(0 [pid 5131] exit_group(0 [pid 5127] +++ exited with 0 +++ [pid 5010] lstat("./22/binderfs", [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5130] exit_group(0 [pid 5128] <... exit_group resumed>) = ? [pid 5131] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5130] <... exit_group resumed>) = ? [pid 5010] unlink("./22/binderfs" [pid 5128] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5128, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5131] +++ exited with 0 +++ [pid 5010] close(3 [pid 5007] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... close resumed>) = 0 [pid 5008] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] rmdir("./22" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5130] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... openat resumed>) = 3 [pid 5010] mkdir("./23", 0777 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... openat resumed>) = 3 [pid 5007] fstat(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... mkdir resumed>) = 0 [pid 5008] fstat(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, [pid 5009] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5006] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5132 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... openat resumed>) = 3 [pid 5005] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] fstat(3, [pid 5008] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] fstat(3, [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5132 attached [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] fstat(3, [pid 5009] getdents64(3, [pid 5008] lstat("./19/binderfs", [pid 5007] lstat("./18/binderfs", [pid 5006] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5132] chdir("./23" [pid 5009] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] unlink("./19/binderfs" [pid 5007] unlink("./18/binderfs" [pid 5006] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5132] <... chdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] lstat("./20/binderfs", [pid 5008] getdents64(3, [pid 5007] <... unlink resumed>) = 0 [pid 5006] lstat("./19/binderfs", [pid 5005] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5132] <... prctl resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5132] setpgid(0, 0 [pid 5009] unlink("./20/binderfs" [pid 5008] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./19/binderfs" [pid 5005] lstat("./17/binderfs", [pid 5132] <... setpgid resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] close(3 [pid 5006] <... unlink resumed>) = 0 [pid 5132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] getdents64(3, [pid 5008] rmdir("./19" [pid 5007] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5132] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] rmdir("./18" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./17/binderfs" [pid 5132] write(3, "1000", 4 [pid 5009] close(3 [pid 5008] mkdir("./20", 0777 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] close(3 [pid 5132] <... write resumed>) = 4 [pid 5009] <... close resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] mkdir("./19", 0777 [pid 5006] <... close resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5132] close(3 [pid 5009] rmdir("./20" [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... mkdir resumed>) = 0 [pid 5006] rmdir("./19" [pid 5005] getdents64(3, [pid 5132] <... close resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5133 attached [pid 5132] symlink("/dev/binderfs", "./binderfs" [pid 5009] mkdir("./21", 0777 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5133 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5132] <... symlink resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5134 [pid 5132] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5134 attached [pid 5133] chdir("./20" [pid 5132] <... openat resumed>) = 3 [pid 5006] mkdir("./20", 0777 [pid 5005] close(3 [pid 5133] <... chdir resumed>) = 0 [pid 5132] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5132] <... mmap resumed>) = 0x20fff000 [pid 5132] exit_group(0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5132] <... exit_group resumed>) = ? [pid 5134] chdir("./19" [pid 5133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5132] +++ exited with 0 +++ [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./17" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5135 ./strace-static-x86_64: Process 5135 attached [pid 5134] <... chdir resumed>) = 0 [pid 5133] <... prctl resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5133] setpgid(0, 0 [pid 5005] mkdir("./18", 0777./strace-static-x86_64: Process 5136 attached [pid 5135] chdir("./21" [pid 5134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5133] <... setpgid resumed>) = 0 [pid 5010] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5136 [pid 5133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5133] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5133] write(3, "1000", 4 [pid 5010] <... openat resumed>) = 3 [pid 5133] <... write resumed>) = 4 [pid 5010] fstat(3, [pid 5133] close(3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5133] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5133] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5136] chdir("./20" [pid 5133] <... symlink resumed>) = 0 [pid 5010] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5137 [pid 5135] <... chdir resumed>) = 0 [pid 5134] <... prctl resumed>) = 0 [pid 5133] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5137 attached [pid 5136] <... chdir resumed>) = 0 [pid 5135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5134] setpgid(0, 0 [pid 5133] <... openat resumed>) = 3 [pid 5010] lstat("./23/binderfs", [pid 5137] chdir("./18" [pid 5136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5135] <... prctl resumed>) = 0 [pid 5134] <... setpgid resumed>) = 0 [pid 5133] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5137] <... chdir resumed>) = 0 [pid 5136] <... prctl resumed>) = 0 [pid 5135] setpgid(0, 0 [pid 5134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5133] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./23/binderfs" [pid 5137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5136] setpgid(0, 0 [pid 5135] <... setpgid resumed>) = 0 [pid 5134] <... openat resumed>) = 3 [pid 5133] exit_group(0 [pid 5010] <... unlink resumed>) = 0 [pid 5137] <... prctl resumed>) = 0 [pid 5136] <... setpgid resumed>) = 0 [pid 5133] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5137] setpgid(0, 0 [pid 5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5134] write(3, "1000", 4 [pid 5133] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5137] <... setpgid resumed>) = 0 [pid 5010] close(3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5134] <... write resumed>) = 4 [pid 5010] <... close resumed>) = 0 [pid 5136] <... openat resumed>) = 3 [pid 5135] <... openat resumed>) = 3 [pid 5134] close(3 [pid 5010] rmdir("./23" [pid 5137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5136] write(3, "1000", 4 [pid 5135] write(3, "1000", 4 [pid 5134] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5136] <... write resumed>) = 4 [pid 5135] <... write resumed>) = 4 [pid 5010] mkdir("./24", 0777 [pid 5008] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5134] symlink("/dev/binderfs", "./binderfs" [pid 5137] <... openat resumed>) = 3 [pid 5136] close(3 [pid 5135] close(3 [pid 5134] <... symlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5137] write(3, "1000", 4) = 4 [pid 5136] <... close resumed>) = 0 [pid 5135] <... close resumed>) = 0 [pid 5134] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5138 attached [pid 5137] close(3 [pid 5136] symlink("/dev/binderfs", "./binderfs" [pid 5135] symlink("/dev/binderfs", "./binderfs" [pid 5134] <... openat resumed>) = 3 [pid 5008] <... openat resumed>) = 3 [pid 5137] <... close resumed>) = 0 [pid 5136] <... symlink resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5138 [pid 5135] <... symlink resumed>) = 0 [pid 5135] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5134] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] fstat(3, [pid 5137] symlink("/dev/binderfs", "./binderfs" [pid 5136] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5135] <... openat resumed>) = 3 [pid 5134] <... mmap resumed>) = 0x20fff000 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5136] <... openat resumed>) = 3 [pid 5138] chdir("./24" [pid 5137] <... symlink resumed>) = 0 [pid 5136] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] getdents64(3, [pid 5135] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5138] <... chdir resumed>) = 0 [pid 5137] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5136] <... mmap resumed>) = 0x20fff000 [pid 5135] <... mmap resumed>) = 0x20fff000 [pid 5134] exit_group(0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5137] <... openat resumed>) = 3 [pid 5136] exit_group(0 [pid 5135] exit_group(0 [pid 5134] <... exit_group resumed>) = ? [pid 5008] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5138] <... prctl resumed>) = 0 [pid 5137] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5136] <... exit_group resumed>) = ? [pid 5135] <... exit_group resumed>) = ? [pid 5138] setpgid(0, 0 [pid 5137] <... mmap resumed>) = 0x20fff000 [pid 5136] +++ exited with 0 +++ [pid 5134] +++ exited with 0 +++ [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5138] <... setpgid resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5137] exit_group(0 [pid 5135] +++ exited with 0 +++ [pid 5008] lstat("./20/binderfs", [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5138] <... openat resumed>) = 3 [pid 5137] <... exit_group resumed>) = ? [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5135, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5138] write(3, "1000", 4) = 4 [pid 5138] close(3 [pid 5137] +++ exited with 0 +++ [pid 5009] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] unlink("./20/binderfs" [pid 5007] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5138] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5138] symlink("/dev/binderfs", "./binderfs" [pid 5009] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5138] <... symlink resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5138] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] fstat(3, [pid 5138] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] close(3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5138] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5138] <... mmap resumed>) = 0x20fff000 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] rmdir("./20" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5138] exit_group(0 [pid 5009] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5138] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] lstat("./21/binderfs", [pid 5138] +++ exited with 0 +++ [pid 5008] mkdir("./21", 0777 [pid 5007] lstat("./19/binderfs", [pid 5006] <... openat resumed>) = 3 [pid 5005] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./19/binderfs") = 0 [pid 5007] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] fstat(3, [pid 5009] unlink("./21/binderfs" [pid 5005] fstat(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] rmdir("./19" [pid 5010] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] mkdir("./20", 0777 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] close(3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5010] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5139 attached ./strace-static-x86_64: Process 5140 attached [pid 5010] fstat(3, [pid 5009] rmdir("./21" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5139 [pid 5006] lstat("./20/binderfs", [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5140] chdir("./20" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5140 [pid 5140] <... chdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] getdents64(3, [pid 5009] mkdir("./22", 0777 [pid 5006] unlink("./20/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5140] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5140] setpgid(0, 0) = 0 [pid 5140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... mkdir resumed>) = 0 [pid 5005] lstat("./18/binderfs", [pid 5140] <... openat resumed>) = 3 [pid 5010] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... unlink resumed>) = 0 [pid 5140] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5140] <... write resumed>) = 4 [pid 5140] close(3) = 0 [pid 5140] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5010] lstat("./24/binderfs", [pid 5006] getdents64(3, [pid 5005] unlink("./18/binderfs" [pid 5140] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5141 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5140] <... openat resumed>) = 3 [pid 5005] <... unlink resumed>) = 0 [pid 5140] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./24/binderfs" [pid 5006] close(3 [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5141 attached [pid 5140] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5141] chdir("./22" [pid 5140] exit_group(0 [pid 5139] chdir("./21" [pid 5010] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5141] <... chdir resumed>) = 0 [pid 5140] <... exit_group resumed>) = ? [pid 5139] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./20" [pid 5005] close(3 [pid 5141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5140] +++ exited with 0 +++ [pid 5139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] close(3 [pid 5006] <... rmdir resumed>) = 0 [pid 5141] <... prctl resumed>) = 0 [pid 5139] <... prctl resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] mkdir("./21", 0777 [pid 5005] <... close resumed>) = 0 [pid 5141] setpgid(0, 0 [pid 5010] rmdir("./24" [pid 5141] <... setpgid resumed>) = 0 [pid 5141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] <... mkdir resumed>) = 0 [pid 5005] rmdir("./18" [pid 5141] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5141] write(3, "1000", 4) = 4 [pid 5139] setpgid(0, 0 [pid 5010] mkdir("./25", 0777 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... rmdir resumed>) = 0 [pid 5141] close(3 [pid 5007] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5141] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5141] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... mkdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./19", 0777 [pid 5141] <... symlink resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5141] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] fstat(3, [pid 5141] <... openat resumed>) = 3 [pid 5139] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5142 [pid 5005] <... mkdir resumed>) = 0 [pid 5141] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] getdents64(3, [pid 5141] <... mmap resumed>) = 0x20fff000 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5141] exit_group(0 [pid 5139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5143 [pid 5007] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5142 attached [pid 5141] <... exit_group resumed>) = ? [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5144 attached ./strace-static-x86_64: Process 5143 attached [pid 5141] +++ exited with 0 +++ [pid 5139] <... openat resumed>) = 3 [pid 5007] lstat("./20/binderfs", [pid 5142] chdir("./21" [pid 5139] write(3, "1000", 4 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5144 [pid 5142] <... chdir resumed>) = 0 [pid 5139] <... write resumed>) = 4 [pid 5007] unlink("./20/binderfs" [pid 5142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5139] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5142] <... prctl resumed>) = 0 [pid 5139] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5142] setpgid(0, 0 [pid 5139] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5142] <... setpgid resumed>) = 0 [pid 5007] close(3 [pid 5142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5139] <... symlink resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5142] <... openat resumed>) = 3 [pid 5009] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] rmdir("./20" [pid 5144] chdir("./19" [pid 5143] chdir("./25" [pid 5142] write(3, "1000", 4 [pid 5139] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... rmdir resumed>) = 0 [pid 5144] <... chdir resumed>) = 0 [pid 5143] <... chdir resumed>) = 0 [pid 5142] <... write resumed>) = 4 [pid 5009] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] mkdir("./21", 0777 [pid 5144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5142] close(3 [pid 5139] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5144] <... prctl resumed>) = 0 [pid 5143] <... prctl resumed>) = 0 [pid 5142] <... close resumed>) = 0 [pid 5139] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] fstat(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5144] setpgid(0, 0 [pid 5143] setpgid(0, 0 [pid 5142] symlink("/dev/binderfs", "./binderfs" [pid 5139] <... mmap resumed>) = 0x20fff000 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5142] <... symlink resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5145 [pid 5144] <... setpgid resumed>) = 0 [pid 5143] <... setpgid resumed>) = 0 [pid 5142] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5139] exit_group(0 [pid 5009] getdents64(3, [pid 5142] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5142] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5139] <... exit_group resumed>) = ? [pid 5009] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5145 attached [pid 5144] <... openat resumed>) = 3 [pid 5143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5142] <... mmap resumed>) = 0x20fff000 [pid 5142] exit_group(0) = ? [pid 5144] write(3, "1000", 4 [pid 5143] <... openat resumed>) = 3 [pid 5142] +++ exited with 0 +++ [pid 5139] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] <... write resumed>) = 4 [pid 5143] write(3, "1000", 4 [pid 5009] lstat("./22/binderfs", [pid 5145] chdir("./21" [pid 5144] close(3 [pid 5143] <... write resumed>) = 4 [pid 5145] <... chdir resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5144] <... close resumed>) = 0 [pid 5145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5144] symlink("/dev/binderfs", "./binderfs" [pid 5143] close(3 [pid 5009] unlink("./22/binderfs" [pid 5008] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5145] <... prctl resumed>) = 0 [pid 5145] setpgid(0, 0 [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5145] <... setpgid resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5144] <... symlink resumed>) = 0 [pid 5143] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5145] <... openat resumed>) = 3 [pid 5144] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5143] symlink("/dev/binderfs", "./binderfs" [pid 5006] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5145] write(3, "1000", 4 [pid 5009] close(3 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5009] <... close resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] rmdir("./22" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5145] <... write resumed>) = 4 [pid 5006] <... openat resumed>) = 3 [pid 5145] close(3) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5145] symlink("/dev/binderfs", "./binderfs" [pid 5009] mkdir("./23", 0777 [pid 5008] getdents64(3, [pid 5006] fstat(3, [pid 5145] <... symlink resumed>) = 0 [pid 5144] <... openat resumed>) = 3 [pid 5143] <... symlink resumed>) = 0 [pid 5145] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5145] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5143] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5144] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5145] <... mmap resumed>) = 0x20fff000 [pid 5143] <... openat resumed>) = 3 [pid 5145] exit_group(0 [pid 5008] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5145] <... exit_group resumed>) = ? [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5145] +++ exited with 0 +++ [pid 5144] <... mmap resumed>) = 0x20fff000 [pid 5143] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] lstat("./21/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] exit_group(0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] lstat("./21/binderfs", [pid 5007] <... restart_syscall resumed>) = 0 [pid 5143] <... mmap resumed>) = 0x20fff000 [pid 5007] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5144] <... exit_group resumed>) = ? [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5146 [pid 5008] unlink("./21/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5143] exit_group(0 [pid 5007] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5007] fstat(3, [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] unlink("./21/binderfs" [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./21/binderfs" [pid 5144] +++ exited with 0 +++ [pid 5007] <... unlink resumed>) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5006] <... unlink resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5143] <... exit_group resumed>) = ? [pid 5008] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5007] rmdir("./21") = 0 [pid 5007] mkdir("./22", 0777) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] close(3 [pid 5005] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5147 attached ./strace-static-x86_64: Process 5146 attached [pid 5143] +++ exited with 0 +++ [pid 5008] close(3 [pid 5006] <... close resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5147] chdir("./22" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... close resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5147 [pid 5006] rmdir("./21" [pid 5005] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5147] <... chdir resumed>) = 0 [pid 5008] rmdir("./21" [pid 5147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5147] setpgid(0, 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5147] <... setpgid resumed>) = 0 [pid 5147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5008] <... rmdir resumed>) = 0 [pid 5147] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./22", 0777 [pid 5006] mkdir("./22", 0777 [pid 5005] fstat(3, [pid 5147] write(3, "1000", 4 [pid 5010] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5147] <... write resumed>) = 4 [pid 5147] close(3 [pid 5008] <... mkdir resumed>) = 0 [pid 5147] <... close resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5147] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] fstat(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5147] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5147] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5147] <... mmap resumed>) = 0x20fff000 [pid 5005] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] lstat("./19/binderfs", [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5147] exit_group(0 [pid 5010] lstat("./25/binderfs", [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5147] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] unlink("./19/binderfs" [pid 5147] +++ exited with 0 +++ [pid 5146] chdir("./23" [pid 5010] unlink("./25/binderfs" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5148 ./strace-static-x86_64: Process 5148 attached [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... unlink resumed>) = 0 [pid 5148] chdir("./22" [pid 5146] <... chdir resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5149 [pid 5005] getdents64(3, [pid 5148] <... chdir resumed>) = 0 [pid 5010] getdents64(3, [pid 5146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5146] <... prctl resumed>) = 0 [pid 5010] close(3 [pid 5005] close(3 [pid 5146] setpgid(0, 0 [pid 5010] <... close resumed>) = 0 ./strace-static-x86_64: Process 5149 attached [pid 5148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5146] <... setpgid resumed>) = 0 [pid 5010] rmdir("./25" [pid 5005] <... close resumed>) = 0 [pid 5148] <... prctl resumed>) = 0 [pid 5149] chdir("./22" [pid 5148] setpgid(0, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5005] rmdir("./19" [pid 5149] <... chdir resumed>) = 0 [pid 5148] <... setpgid resumed>) = 0 [pid 5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] mkdir("./26", 0777 [pid 5007] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... rmdir resumed>) = 0 [pid 5149] <... prctl resumed>) = 0 [pid 5148] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5146] <... openat resumed>) = 3 [pid 5005] mkdir("./20", 0777 [pid 5149] setpgid(0, 0 [pid 5148] write(3, "1000", 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... openat resumed>) = 3 [pid 5149] <... setpgid resumed>) = 0 [pid 5148] <... write resumed>) = 4 [pid 5007] fstat(3, [pid 5149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5148] close(3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5149] <... openat resumed>) = 3 [pid 5148] <... close resumed>) = 0 [pid 5146] write(3, "1000", 4 [pid 5007] getdents64(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5150 attached [pid 5149] write(3, "1000", 4 [pid 5148] symlink("/dev/binderfs", "./binderfs" [pid 5146] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5150 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5149] <... write resumed>) = 4 [pid 5148] <... symlink resumed>) = 0 [pid 5007] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5149] close(3 [pid 5148] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5146] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5149] <... close resumed>) = 0 [pid 5148] <... openat resumed>) = 3 [pid 5146] <... close resumed>) = 0 [pid 5007] lstat("./22/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5151 ./strace-static-x86_64: Process 5151 attached [pid 5150] chdir("./26" [pid 5149] symlink("/dev/binderfs", "./binderfs" [pid 5148] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5146] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5151] chdir("./20" [pid 5150] <... chdir resumed>) = 0 [pid 5149] <... symlink resumed>) = 0 [pid 5148] <... mmap resumed>) = 0x20fff000 [pid 5146] <... symlink resumed>) = 0 [pid 5007] unlink("./22/binderfs" [pid 5151] <... chdir resumed>) = 0 [pid 5150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5149] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5148] exit_group(0 [pid 5146] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... unlink resumed>) = 0 [pid 5151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5150] <... prctl resumed>) = 0 [pid 5149] <... openat resumed>) = 3 [pid 5148] <... exit_group resumed>) = ? [pid 5007] getdents64(3, [pid 5151] <... prctl resumed>) = 0 [pid 5150] setpgid(0, 0 [pid 5149] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5146] <... openat resumed>) = 3 [pid 5151] setpgid(0, 0 [pid 5148] +++ exited with 0 +++ [pid 5146] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5151] <... setpgid resumed>) = 0 [pid 5150] <... setpgid resumed>) = 0 [pid 5149] <... mmap resumed>) = 0x20fff000 [pid 5007] close(3 [pid 5150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5149] exit_group(0 [pid 5146] <... mmap resumed>) = 0x20fff000 [pid 5007] <... close resumed>) = 0 [pid 5151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5150] <... openat resumed>) = 3 [pid 5149] <... exit_group resumed>) = ? [pid 5146] exit_group(0 [pid 5007] rmdir("./22" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5151] <... openat resumed>) = 3 [pid 5150] write(3, "1000", 4 [pid 5146] <... exit_group resumed>) = ? [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5151] write(3, "1000", 4 [pid 5150] <... write resumed>) = 4 [pid 5149] +++ exited with 0 +++ [pid 5007] <... rmdir resumed>) = 0 [pid 5150] close(3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] mkdir("./23", 0777 [pid 5151] <... write resumed>) = 4 [pid 5150] <... close resumed>) = 0 [pid 5146] +++ exited with 0 +++ [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5151] close(3 [pid 5150] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5151] <... close resumed>) = 0 [pid 5150] <... symlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5152 attached [pid 5151] symlink("/dev/binderfs", "./binderfs" [pid 5150] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5152] chdir("./23" [pid 5151] <... symlink resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5152 [pid 5006] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5152] <... chdir resumed>) = 0 [pid 5151] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5150] <... openat resumed>) = 3 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5151] <... openat resumed>) = 3 [pid 5150] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] fstat(3, [pid 5006] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5152] <... prctl resumed>) = 0 [pid 5151] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... openat resumed>) = 3 [pid 5152] setpgid(0, 0 [pid 5151] <... mmap resumed>) = 0x20fff000 [pid 5150] <... mmap resumed>) = 0x20fff000 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] fstat(3, [pid 5152] <... setpgid resumed>) = 0 [pid 5151] exit_group(0 [pid 5150] exit_group(0 [pid 5009] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5151] <... exit_group resumed>) = ? [pid 5150] <... exit_group resumed>) = ? [pid 5009] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5152] <... openat resumed>) = 3 [pid 5151] +++ exited with 0 +++ [pid 5009] fstat(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] lstat("./22/binderfs", [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5152] write(3, "1000", 4 [pid 5150] +++ exited with 0 +++ [pid 5009] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5152] <... write resumed>) = 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./22/binderfs", [pid 5006] unlink("./22/binderfs" [pid 5152] close(3 [pid 5009] lstat("./23/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5152] <... close resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./22/binderfs" [pid 5006] getdents64(3, [pid 5152] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] unlink("./23/binderfs" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5152] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5006] close(3 [pid 5005] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5152] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5152] <... openat resumed>) = 3 [pid 5010] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./22" [pid 5005] fstat(3, [pid 5152] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] fstat(3, [pid 5009] close(3 [pid 5008] close(3 [pid 5006] <... rmdir resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] mkdir("./23", 0777 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5152] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5009] rmdir("./23" [pid 5008] <... close resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5152] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] rmdir("./22" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5153 attached [pid 5152] <... exit_group resumed>) = ? [pid 5010] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] mkdir("./24", 0777 [pid 5008] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5153 [pid 5010] lstat("./26/binderfs", [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5154 attached [pid 5153] chdir("./23" [pid 5152] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] mkdir("./23", 0777 [pid 5005] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] unlink("./26/binderfs" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5154 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./20/binderfs", [pid 5153] <... chdir resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5155 attached [pid 5154] chdir("./24" [pid 5153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] rmdir("./26" [pid 5007] <... openat resumed>) = 3 [pid 5005] unlink("./20/binderfs" [pid 5155] chdir("./23" [pid 5154] <... chdir resumed>) = 0 [pid 5153] <... prctl resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5155 [pid 5007] fstat(3, [pid 5155] <... chdir resumed>) = 0 [pid 5154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5153] setpgid(0, 0 [pid 5010] mkdir("./27", 0777 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5153] <... setpgid resumed>) = 0 [pid 5005] getdents64(3, [pid 5155] <... prctl resumed>) = 0 [pid 5153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5155] setpgid(0, 0 [pid 5154] <... prctl resumed>) = 0 [pid 5153] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] close(3 [pid 5155] <... setpgid resumed>) = 0 [pid 5153] write(3, "1000", 4 [pid 5005] <... close resumed>) = 0 [pid 5155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5153] <... write resumed>) = 4 [pid 5005] rmdir("./20"./strace-static-x86_64: Process 5156 attached [pid 5155] <... openat resumed>) = 3 [pid 5154] setpgid(0, 0 [pid 5153] close(3 [pid 5007] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5155] write(3, "1000", 4 [pid 5154] <... setpgid resumed>) = 0 [pid 5153] <... close resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5156 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./21", 0777 [pid 5155] <... write resumed>) = 4 [pid 5154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5153] symlink("/dev/binderfs", "./binderfs" [pid 5007] lstat("./23/binderfs", [pid 5005] <... mkdir resumed>) = 0 [pid 5155] close(3 [pid 5154] <... openat resumed>) = 3 [pid 5153] <... symlink resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5156] chdir("./27" [pid 5155] <... close resumed>) = 0 [pid 5154] write(3, "1000", 4 [pid 5153] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] unlink("./23/binderfs" [pid 5156] <... chdir resumed>) = 0 [pid 5154] <... write resumed>) = 4 [pid 5007] <... unlink resumed>) = 0 [pid 5156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5155] symlink("/dev/binderfs", "./binderfs" [pid 5154] close(3 [pid 5153] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5157 ./strace-static-x86_64: Process 5157 attached [pid 5156] <... prctl resumed>) = 0 [pid 5155] <... symlink resumed>) = 0 [pid 5154] <... close resumed>) = 0 [pid 5153] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5156] setpgid(0, 0 [pid 5155] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5154] symlink("/dev/binderfs", "./binderfs" [pid 5007] close(3 [pid 5156] <... setpgid resumed>) = 0 [pid 5155] <... openat resumed>) = 3 [pid 5154] <... symlink resumed>) = 0 [pid 5153] <... mmap resumed>) = 0x20fff000 [pid 5007] <... close resumed>) = 0 [pid 5157] chdir("./21" [pid 5156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5155] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5154] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5153] exit_group(0 [pid 5007] rmdir("./23" [pid 5157] <... chdir resumed>) = 0 [pid 5156] <... openat resumed>) = 3 [pid 5155] <... mmap resumed>) = 0x20fff000 [pid 5154] <... openat resumed>) = 3 [pid 5153] <... exit_group resumed>) = ? [pid 5007] <... rmdir resumed>) = 0 [pid 5157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5156] write(3, "1000", 4 [pid 5155] exit_group(0 [pid 5154] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] mkdir("./24", 0777 [pid 5157] <... prctl resumed>) = 0 [pid 5156] <... write resumed>) = 4 [pid 5155] <... exit_group resumed>) = ? [pid 5154] <... mmap resumed>) = 0x20fff000 [pid 5153] +++ exited with 0 +++ [pid 5007] <... mkdir resumed>) = 0 [pid 5157] setpgid(0, 0 [pid 5156] close(3 [pid 5154] exit_group(0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5158 attached [pid 5157] <... setpgid resumed>) = 0 [pid 5156] <... close resumed>) = 0 [pid 5155] +++ exited with 0 +++ [pid 5154] <... exit_group resumed>) = ? [pid 5158] chdir("./24" [pid 5157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5156] symlink("/dev/binderfs", "./binderfs" [pid 5154] +++ exited with 0 +++ [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5158 [pid 5158] <... chdir resumed>) = 0 [pid 5157] <... openat resumed>) = 3 [pid 5156] <... symlink resumed>) = 0 [pid 5158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5157] write(3, "1000", 4 [pid 5156] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5158] <... prctl resumed>) = 0 [pid 5157] <... write resumed>) = 4 [pid 5156] <... openat resumed>) = 3 [pid 5009] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5157] close(3 [pid 5156] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5157] <... close resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5156] <... mmap resumed>) = 0x20fff000 [pid 5009] <... openat resumed>) = 3 [pid 5008] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5157] symlink("/dev/binderfs", "./binderfs" [pid 5156] exit_group(0 [pid 5009] fstat(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5157] <... symlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5156] <... exit_group resumed>) = ? [pid 5006] fstat(3, [pid 5158] setpgid(0, 0 [pid 5157] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5008] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] fstat(3, [pid 5009] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5157] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5158] <... setpgid resumed>) = 0 [pid 5157] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5156] +++ exited with 0 +++ [pid 5009] lstat("./24/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5157] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] unlink("./24/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5158] <... openat resumed>) = 3 [pid 5157] exit_group(0 [pid 5010] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... unlink resumed>) = 0 [pid 5008] lstat("./23/binderfs", [pid 5006] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5158] write(3, "1000", 4 [pid 5157] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./23/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5158] <... write resumed>) = 4 [pid 5157] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5009] close(3 [pid 5008] <... unlink resumed>) = 0 [pid 5006] lstat("./23/binderfs", [pid 5158] close(3 [pid 5010] fstat(3, [pid 5009] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5158] <... close resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] rmdir("./24" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5158] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5008] close(3 [pid 5158] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] mkdir("./25", 0777 [pid 5008] <... close resumed>) = 0 [pid 5006] unlink("./23/binderfs" [pid 5158] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... mkdir resumed>) = 0 [pid 5008] rmdir("./23" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5158] <... openat resumed>) = 3 [pid 5010] lstat("./27/binderfs", [pid 5008] mkdir("./24", 0777 [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5159 attached [pid 5158] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5159 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] unlink("./27/binderfs" [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5160 attached [pid 5159] chdir("./25" [pid 5158] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5006] close(3 [pid 5005] <... openat resumed>) = 3 [pid 5158] exit_group(0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5160 [pid 5158] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5159] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./23" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5159] setpgid(0, 0) = 0 [pid 5159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] <... rmdir resumed>) = 0 [pid 5159] <... openat resumed>) = 3 [pid 5158] +++ exited with 0 +++ [pid 5010] close(3 [pid 5005] getdents64(3, [pid 5159] write(3, "1000", 4 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... close resumed>) = 0 [pid 5159] <... write resumed>) = 4 [pid 5010] rmdir("./27" [pid 5006] mkdir("./24", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5159] close(3) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5159] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./28", 0777 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5160] chdir("./24" [pid 5159] <... symlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5159] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] lstat("./21/binderfs", [pid 5160] <... chdir resumed>) = 0 [pid 5159] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] fstat(3, [pid 5159] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5159] <... mmap resumed>) = 0x20fff000 [pid 5007] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5159] exit_group(0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5161 [pid 5005] unlink("./21/binderfs" [pid 5159] <... exit_group resumed>) = ? [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5162 [pid 5007] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5161 attached [pid 5160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5159] +++ exited with 0 +++ [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... unlink resumed>) = 0 [pid 5160] <... prctl resumed>) = 0 [pid 5007] lstat("./24/binderfs", [pid 5005] getdents64(3, [pid 5161] chdir("./24" [pid 5160] setpgid(0, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5162 attached [pid 5161] <... chdir resumed>) = 0 [pid 5160] <... setpgid resumed>) = 0 [pid 5009] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./24/binderfs" [pid 5005] close(3 [pid 5162] chdir("./28" [pid 5161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5162] <... chdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] getdents64(3, [pid 5005] rmdir("./21" [pid 5162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5161] <... prctl resumed>) = 0 [pid 5160] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5162] <... prctl resumed>) = 0 [pid 5009] fstat(3, [pid 5007] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5162] setpgid(0, 0 [pid 5161] setpgid(0, 0 [pid 5160] write(3, "1000", 4 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] mkdir("./22", 0777 [pid 5162] <... setpgid resumed>) = 0 [pid 5161] <... setpgid resumed>) = 0 [pid 5160] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5007] rmdir("./24" [pid 5162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5160] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5162] <... openat resumed>) = 3 [pid 5161] <... openat resumed>) = 3 [pid 5160] <... close resumed>) = 0 [pid 5009] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] mkdir("./25", 0777 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5163 attached [pid 5162] write(3, "1000", 4 [pid 5161] write(3, "1000", 4 [pid 5160] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... mkdir resumed>) = 0 [pid 5162] <... write resumed>) = 4 [pid 5161] <... write resumed>) = 4 [pid 5009] lstat("./25/binderfs", [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5160] <... symlink resumed>) = 0 [pid 5163] chdir("./22" [pid 5162] close(3 [pid 5161] close(3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5163 ./strace-static-x86_64: Process 5164 attached [pid 5163] <... chdir resumed>) = 0 [pid 5162] <... close resumed>) = 0 [pid 5161] <... close resumed>) = 0 [pid 5160] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] unlink("./25/binderfs" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5164 [pid 5164] chdir("./25" [pid 5163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5162] symlink("/dev/binderfs", "./binderfs" [pid 5161] symlink("/dev/binderfs", "./binderfs" [pid 5160] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5164] <... chdir resumed>) = 0 [pid 5163] <... prctl resumed>) = 0 [pid 5162] <... symlink resumed>) = 0 [pid 5161] <... symlink resumed>) = 0 [pid 5160] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] getdents64(3, [pid 5164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5163] setpgid(0, 0 [pid 5162] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5161] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5164] <... prctl resumed>) = 0 [pid 5163] <... setpgid resumed>) = 0 [pid 5162] <... openat resumed>) = 3 [pid 5161] <... openat resumed>) = 3 [pid 5160] <... mmap resumed>) = 0x20fff000 [pid 5009] close(3 [pid 5164] setpgid(0, 0 [pid 5162] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5161] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5160] exit_group(0 [pid 5009] <... close resumed>) = 0 [pid 5164] <... setpgid resumed>) = 0 [pid 5162] <... mmap resumed>) = 0x20fff000 [pid 5009] rmdir("./25" [pid 5164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5163] <... openat resumed>) = 3 [pid 5162] exit_group(0 [pid 5161] <... mmap resumed>) = 0x20fff000 [pid 5160] <... exit_group resumed>) = ? [pid 5009] <... rmdir resumed>) = 0 [pid 5164] <... openat resumed>) = 3 [pid 5163] write(3, "1000", 4 [pid 5162] <... exit_group resumed>) = ? [pid 5161] exit_group(0 [pid 5009] mkdir("./26", 0777 [pid 5164] write(3, "1000", 4 [pid 5009] <... mkdir resumed>) = 0 [pid 5164] <... write resumed>) = 4 [pid 5162] +++ exited with 0 +++ [pid 5161] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5165 attached [pid 5164] close(3 [pid 5163] <... write resumed>) = 4 [pid 5161] +++ exited with 0 +++ [pid 5160] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5165] chdir("./26" [pid 5164] <... close resumed>) = 0 [pid 5163] close(3 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5165 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5161, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5165] <... chdir resumed>) = 0 [pid 5164] symlink("/dev/binderfs", "./binderfs" [pid 5163] <... close resumed>) = 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5164] <... symlink resumed>) = 0 [pid 5163] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... restart_syscall resumed>) = 0 [pid 5165] <... prctl resumed>) = 0 [pid 5164] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5163] <... symlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5165] setpgid(0, 0 [pid 5164] <... openat resumed>) = 3 [pid 5163] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5165] <... setpgid resumed>) = 0 [pid 5164] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5163] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 [pid 5164] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] fstat(3, [pid 5006] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5164] exit_group(0 [pid 5163] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5164] <... exit_group resumed>) = ? [pid 5163] <... mmap resumed>) = 0x20fff000 [pid 5010] fstat(3, [pid 5008] getdents64(3, [pid 5006] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5163] exit_group(0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5164] +++ exited with 0 +++ [pid 5163] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5008] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... openat resumed>) = 3 [pid 5165] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5164, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] fstat(3, [pid 5165] write(3, "1000", 4 [pid 5163] +++ exited with 0 +++ [pid 5010] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./24/binderfs", [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5165] <... write resumed>) = 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] getdents64(3, [pid 5165] close(3 [pid 5010] lstat("./28/binderfs", [pid 5008] unlink("./24/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5165] <... close resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5165] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./28/binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5006] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5165] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5165] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./24/binderfs", [pid 5005] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5165] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5007] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5165] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] close(3 [pid 5008] <... close resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5008] rmdir("./24" [pid 5007] <... openat resumed>) = 3 [pid 5006] unlink("./24/binderfs" [pid 5010] rmdir("./28" [pid 5005] fstat(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5007] fstat(3, [pid 5006] <... unlink resumed>) = 0 [pid 5165] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] mkdir("./25", 0777 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5165] exit_group(0 [pid 5010] mkdir("./29", 0777 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] getdents64(3, [pid 5165] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5166 attached [pid 5007] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5005] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5166 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./24" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5167 attached [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5167 [pid 5166] chdir("./25" [pid 5007] lstat("./25/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5005] lstat("./22/binderfs", [pid 5167] chdir("./29" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5167] <... chdir resumed>) = 0 [pid 5165] +++ exited with 0 +++ [pid 5007] unlink("./25/binderfs" [pid 5006] mkdir("./25", 0777 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5166] <... chdir resumed>) = 0 [pid 5166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... unlink resumed>) = 0 [pid 5167] <... prctl resumed>) = 0 [pid 5166] <... prctl resumed>) = 0 [pid 5009] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5006] <... mkdir resumed>) = 0 [pid 5005] unlink("./22/binderfs" [pid 5167] setpgid(0, 0 [pid 5166] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5167] <... setpgid resumed>) = 0 [pid 5166] <... setpgid resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] close(3 [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5168 attached [pid 5167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5005] getdents64(3, [pid 5167] <... openat resumed>) = 3 [pid 5166] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5007] rmdir("./25" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5168 [pid 5167] write(3, "1000", 4 [pid 5166] write(3, "1000", 4 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5166] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5166] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... rmdir resumed>) = 0 [pid 5167] <... write resumed>) = 4 [pid 5166] <... close resumed>) = 0 [pid 5009] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] mkdir("./26", 0777 [pid 5005] close(3 [pid 5167] close(3 [pid 5166] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5167] <... close resumed>) = 0 [pid 5166] <... symlink resumed>) = 0 [pid 5009] lstat("./26/binderfs", [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5168] chdir("./25" [pid 5167] symlink("/dev/binderfs", "./binderfs" [pid 5166] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./22" [pid 5168] <... chdir resumed>) = 0 [pid 5167] <... symlink resumed>) = 0 [pid 5166] <... openat resumed>) = 3 [pid 5009] unlink("./26/binderfs" [pid 5166] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... unlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5166] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5167] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5166] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5169 [pid 5005] mkdir("./23", 0777 [pid 5168] <... prctl resumed>) = 0 [pid 5167] <... openat resumed>) = 3 [pid 5166] <... exit_group resumed>) = ? [pid 5009] close(3 [pid 5168] setpgid(0, 0 [pid 5167] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5166] +++ exited with 0 +++ [pid 5009] <... close resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5169 attached [pid 5168] <... setpgid resumed>) = 0 [pid 5009] rmdir("./26" [pid 5169] chdir("./26" [pid 5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5167] <... mmap resumed>) = 0x20fff000 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5169] <... chdir resumed>) = 0 [pid 5167] exit_group(0 [pid 5009] mkdir("./27", 0777 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5167] <... exit_group resumed>) = ? [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5168] <... openat resumed>) = 3 [pid 5169] <... prctl resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5170 ./strace-static-x86_64: Process 5171 attached [pid 5169] setpgid(0, 0 [pid 5168] write(3, "1000", 4 [pid 5167] +++ exited with 0 +++ [pid 5171] chdir("./27" [pid 5169] <... setpgid resumed>) = 0 [pid 5168] <... write resumed>) = 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5171 [pid 5008] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5170 attached [pid 5171] <... chdir resumed>) = 0 [pid 5169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5168] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5170] chdir("./23" [pid 5169] <... openat resumed>) = 3 [pid 5008] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5171] <... prctl resumed>) = 0 [pid 5170] <... chdir resumed>) = 0 [pid 5169] write(3, "1000", 4 [pid 5168] <... close resumed>) = 0 [pid 5010] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5171] setpgid(0, 0 [pid 5170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5169] <... write resumed>) = 4 [pid 5168] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 [pid 5170] <... prctl resumed>) = 0 [pid 5169] close(3 [pid 5170] setpgid(0, 0 [pid 5169] <... close resumed>) = 0 [pid 5170] <... setpgid resumed>) = 0 [pid 5169] symlink("/dev/binderfs", "./binderfs" [pid 5171] <... setpgid resumed>) = 0 [pid 5170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5169] <... symlink resumed>) = 0 [pid 5168] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] fstat(3, [pid 5170] <... openat resumed>) = 3 [pid 5169] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5168] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5170] write(3, "1000", 4 [pid 5169] <... openat resumed>) = 3 [pid 5168] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5171] <... openat resumed>) = 3 [pid 5170] <... write resumed>) = 4 [pid 5169] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5168] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] getdents64(3, [pid 5171] write(3, "1000", 4 [pid 5170] close(3) = 0 [pid 5169] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5170] symlink("/dev/binderfs", "./binderfs" [pid 5169] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5171] <... write resumed>) = 4 [pid 5170] <... symlink resumed>) = 0 [pid 5169] <... exit_group resumed>) = ? [pid 5168] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5171] close(3 [pid 5170] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5170] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5169] +++ exited with 0 +++ [pid 5171] <... close resumed>) = 0 [pid 5170] <... mmap resumed>) = 0x20fff000 [pid 5168] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./25/binderfs", [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5171] symlink("/dev/binderfs", "./binderfs" [pid 5170] exit_group(0 [pid 5168] <... exit_group resumed>) = ? [pid 5010] lstat("./29/binderfs", [pid 5171] <... symlink resumed>) = 0 [pid 5170] <... exit_group resumed>) = ? [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5171] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5170] +++ exited with 0 +++ [pid 5168] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./25/binderfs" [pid 5010] unlink("./29/binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... unlink resumed>) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5008] getdents64(3, [pid 5010] getdents64(3, [pid 5005] <... restart_syscall resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5171] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5171] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... close resumed>) = 0 [pid 5007] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... close resumed>) = 0 [pid 5008] rmdir("./25" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] rmdir("./29" [pid 5005] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5171] <... mmap resumed>) = 0x20fff000 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, [pid 5005] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] mkdir("./30", 0777 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5171] exit_group(0) = ? [pid 5171] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5008] mkdir("./26", 0777 [pid 5007] getdents64(3, [pid 5006] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] fstat(3, [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5009] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, [pid 5005] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] lstat("./26/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5172 ./strace-static-x86_64: Process 5173 attached [pid 5009] getdents64(3, [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5173 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] lstat("./23/binderfs", [pid 5173] chdir("./26" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] unlink("./26/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5173] <... chdir resumed>) = 0 [pid 5009] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5006] lstat("./25/binderfs", [pid 5005] unlink("./23/binderfs" [pid 5173] <... prctl resumed>) = 0 [pid 5009] lstat("./27/binderfs", [pid 5007] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5173] setpgid(0, 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./25/binderfs" [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5172 attached [pid 5173] <... setpgid resumed>) = 0 [pid 5009] unlink("./27/binderfs" [pid 5007] close(3 [pid 5173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5173] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5173] write(3, "1000", 4 [pid 5172] chdir("./30" [pid 5009] getdents64(3, [pid 5007] rmdir("./26" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3 [pid 5173] <... write resumed>) = 4 [pid 5172] <... chdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5173] close(3 [pid 5172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... rmdir resumed>) = 0 [pid 5009] close(3 [pid 5006] close(3 [pid 5005] <... close resumed>) = 0 [pid 5173] <... close resumed>) = 0 [pid 5172] <... prctl resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] mkdir("./27", 0777 [pid 5006] <... close resumed>) = 0 [pid 5173] symlink("/dev/binderfs", "./binderfs" [pid 5172] setpgid(0, 0 [pid 5009] rmdir("./27" [pid 5005] rmdir("./23" [pid 5007] <... mkdir resumed>) = 0 [pid 5006] rmdir("./25" [pid 5009] <... rmdir resumed>) = 0 [pid 5173] <... symlink resumed>) = 0 [pid 5172] <... setpgid resumed>) = 0 [pid 5009] mkdir("./28", 0777 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5173] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... mkdir resumed>) = 0 [pid 5006] mkdir("./26", 0777 [pid 5005] mkdir("./24", 0777./strace-static-x86_64: Process 5174 attached ) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5174 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5173] <... openat resumed>) = 3 [pid 5174] chdir("./27" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5174] <... chdir resumed>) = 0 [pid 5174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5176 [pid 5174] setpgid(0, 0 [pid 5173] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5175 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5177 [pid 5174] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5177 attached ./strace-static-x86_64: Process 5176 attached [pid 5174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5173] <... mmap resumed>) = 0x20fff000 [pid 5172] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5175 attached [pid 5177] chdir("./26" [pid 5176] chdir("./24" [pid 5174] <... openat resumed>) = 3 [pid 5173] exit_group(0 [pid 5172] write(3, "1000", 4 [pid 5177] <... chdir resumed>) = 0 [pid 5176] <... chdir resumed>) = 0 [pid 5175] chdir("./28" [pid 5174] write(3, "1000", 4 [pid 5173] <... exit_group resumed>) = ? [pid 5172] <... write resumed>) = 4 [pid 5177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5175] <... chdir resumed>) = 0 [pid 5174] <... write resumed>) = 4 [pid 5175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5174] close(3 [pid 5173] +++ exited with 0 +++ [pid 5172] close(3 [pid 5177] <... prctl resumed>) = 0 [pid 5176] <... prctl resumed>) = 0 [pid 5177] setpgid(0, 0 [pid 5175] <... prctl resumed>) = 0 [pid 5174] <... close resumed>) = 0 [pid 5176] setpgid(0, 0 [pid 5172] <... close resumed>) = 0 [pid 5177] <... setpgid resumed>) = 0 [pid 5176] <... setpgid resumed>) = 0 [pid 5175] setpgid(0, 0 [pid 5174] symlink("/dev/binderfs", "./binderfs" [pid 5172] symlink("/dev/binderfs", "./binderfs" [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5175] <... setpgid resumed>) = 0 [pid 5174] <... symlink resumed>) = 0 [pid 5172] <... symlink resumed>) = 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5177] <... openat resumed>) = 3 [pid 5176] <... openat resumed>) = 3 [pid 5175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5174] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5172] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... restart_syscall resumed>) = 0 [pid 5177] write(3, "1000", 4 [pid 5176] write(3, "1000", 4 [pid 5175] <... openat resumed>) = 3 [pid 5174] <... openat resumed>) = 3 [pid 5172] <... openat resumed>) = 3 [pid 5177] <... write resumed>) = 4 [pid 5176] <... write resumed>) = 4 [pid 5175] write(3, "1000", 4 [pid 5174] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5172] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5177] close(3 [pid 5176] close(3 [pid 5175] <... write resumed>) = 4 [pid 5174] <... mmap resumed>) = 0x20fff000 [pid 5172] <... mmap resumed>) = 0x20fff000 [pid 5177] <... close resumed>) = 0 [pid 5176] <... close resumed>) = 0 [pid 5175] close(3 [pid 5174] exit_group(0 [pid 5172] exit_group(0 [pid 5008] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5177] symlink("/dev/binderfs", "./binderfs" [pid 5176] symlink("/dev/binderfs", "./binderfs" [pid 5175] <... close resumed>) = 0 [pid 5174] <... exit_group resumed>) = ? [pid 5172] <... exit_group resumed>) = ? [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5177] <... symlink resumed>) = 0 [pid 5176] <... symlink resumed>) = 0 [pid 5175] symlink("/dev/binderfs", "./binderfs" [pid 5174] +++ exited with 0 +++ [pid 5008] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5177] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5176] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5175] <... symlink resumed>) = 0 [pid 5172] +++ exited with 0 +++ [pid 5008] <... openat resumed>) = 3 [pid 5177] <... openat resumed>) = 3 [pid 5176] <... openat resumed>) = 3 [pid 5175] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] fstat(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5177] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5176] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5175] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5175] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] getdents64(3, [pid 5007] <... restart_syscall resumed>) = 0 [pid 5177] <... mmap resumed>) = 0x20fff000 [pid 5176] <... mmap resumed>) = 0x20fff000 [pid 5175] <... mmap resumed>) = 0x20fff000 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5177] exit_group(0 [pid 5176] exit_group(0 [pid 5175] exit_group(0 [pid 5008] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5177] <... exit_group resumed>) = ? [pid 5176] <... exit_group resumed>) = ? [pid 5175] <... exit_group resumed>) = ? [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5175] +++ exited with 0 +++ [pid 5010] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./26/binderfs", [pid 5007] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5177] +++ exited with 0 +++ [pid 5176] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] unlink("./26/binderfs" [pid 5010] <... openat resumed>) = 3 [pid 5009] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] fstat(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] fstat(3, [pid 5006] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] fstat(3, [pid 5008] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] rmdir("./26" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5007] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] fstat(3, [pid 5010] lstat("./30/binderfs", [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./27", 0777 [pid 5007] lstat("./27/binderfs", [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] unlink("./30/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... unlink resumed>) = 0 [pid 5009] lstat("./28/binderfs", [pid 5008] <... mkdir resumed>) = 0 [pid 5007] unlink("./27/binderfs" [pid 5006] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] unlink("./28/binderfs" [pid 5007] getdents64(3, [pid 5006] lstat("./26/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] getdents64(3, [pid 5010] <... close resumed>) = 0 [pid 5007] close(3 [pid 5006] unlink("./26/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] rmdir("./30" [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5178 [pid 5007] <... close resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5178 attached [pid 5010] <... rmdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] rmdir("./27" [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5178] chdir("./27" [pid 5010] mkdir("./31", 0777 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5178] <... chdir resumed>) = 0 [pid 5009] close(3 [pid 5178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./24/binderfs", [pid 5178] <... prctl resumed>) = 0 [pid 5009] rmdir("./28" [pid 5178] setpgid(0, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] mkdir("./28", 0777 [pid 5006] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5178] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] mkdir("./29", 0777 [pid 5178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] unlink("./24/binderfs" [pid 5178] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] rmdir("./26"./strace-static-x86_64: Process 5180 attached ./strace-static-x86_64: Process 5179 attached [pid 5178] write(3, "1000", 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5179 [pid 5005] <... unlink resumed>) = 0 [pid 5178] <... write resumed>) = 4 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5180 [pid 5178] close(3) = 0 [pid 5178] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5178] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5181 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5179] chdir("./31" [pid 5178] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5180] chdir("./29" [pid 5179] <... chdir resumed>) = 0 [pid 5178] <... mmap resumed>) = 0x20fff000 [pid 5006] mkdir("./27", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5178] exit_group(0 [pid 5005] close(3./strace-static-x86_64: Process 5181 attached [pid 5178] <... exit_group resumed>) = ? [pid 5181] chdir("./28" [pid 5180] <... chdir resumed>) = 0 [pid 5179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5178] +++ exited with 0 +++ [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5181] <... chdir resumed>) = 0 [pid 5179] <... prctl resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./24" [pid 5181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5179] setpgid(0, 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5181] <... prctl resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5181] setpgid(0, 0) = 0 [pid 5181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5182 [pid 5005] <... rmdir resumed>) = 0 [pid 5179] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5182 attached [pid 5181] <... openat resumed>) = 3 [pid 5180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./25", 0777 [pid 5182] chdir("./27" [pid 5181] write(3, "1000", 4 [pid 5179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5182] <... chdir resumed>) = 0 [pid 5181] <... write resumed>) = 4 [pid 5008] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5181] close(3 [pid 5179] <... openat resumed>) = 3 [pid 5180] <... prctl resumed>) = 0 [pid 5008] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5182] <... prctl resumed>) = 0 [pid 5181] <... close resumed>) = 0 [pid 5180] setpgid(0, 0 [pid 5179] write(3, "1000", 4 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5182] setpgid(0, 0 [pid 5181] symlink("/dev/binderfs", "./binderfs" [pid 5008] getdents64(3, [pid 5182] <... setpgid resumed>) = 0 [pid 5181] <... symlink resumed>) = 0 [pid 5180] <... setpgid resumed>) = 0 [pid 5179] <... write resumed>) = 4 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5183 attached [pid 5182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5181] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5179] close(3 [pid 5008] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5183 [pid 5183] chdir("./25" [pid 5182] <... openat resumed>) = 3 [pid 5181] <... openat resumed>) = 3 [pid 5180] <... openat resumed>) = 3 [pid 5179] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5183] <... chdir resumed>) = 0 [pid 5182] write(3, "1000", 4 [pid 5181] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5180] write(3, "1000", 4 [pid 5179] symlink("/dev/binderfs", "./binderfs" [pid 5008] lstat("./27/binderfs", [pid 5183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5182] <... write resumed>) = 4 [pid 5181] <... mmap resumed>) = 0x20fff000 [pid 5180] <... write resumed>) = 4 [pid 5179] <... symlink resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5183] <... prctl resumed>) = 0 [pid 5182] close(3 [pid 5181] exit_group(0 [pid 5180] close(3 [pid 5179] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] unlink("./27/binderfs" [pid 5183] setpgid(0, 0 [pid 5182] <... close resumed>) = 0 [pid 5181] <... exit_group resumed>) = ? [pid 5180] <... close resumed>) = 0 [pid 5179] <... openat resumed>) = 3 [pid 5183] <... setpgid resumed>) = 0 [pid 5180] symlink("/dev/binderfs", "./binderfs" [pid 5179] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... unlink resumed>) = 0 [pid 5183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5182] symlink("/dev/binderfs", "./binderfs" [pid 5181] +++ exited with 0 +++ [pid 5180] <... symlink resumed>) = 0 [pid 5179] <... mmap resumed>) = 0x20fff000 [pid 5008] getdents64(3, [pid 5183] <... openat resumed>) = 3 [pid 5182] <... symlink resumed>) = 0 [pid 5180] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5179] exit_group(0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5183] write(3, "1000", 4 [pid 5182] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5183] <... write resumed>) = 4 [pid 5182] <... openat resumed>) = 3 [pid 5180] <... openat resumed>) = 3 [pid 5179] <... exit_group resumed>) = ? [pid 5008] close(3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5181, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5183] close(3 [pid 5182] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5180] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5179] +++ exited with 0 +++ [pid 5008] <... close resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5183] <... close resumed>) = 0 [pid 5182] <... mmap resumed>) = 0x20fff000 [pid 5180] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] rmdir("./27" [pid 5007] <... restart_syscall resumed>) = 0 [pid 5183] symlink("/dev/binderfs", "./binderfs" [pid 5182] exit_group(0 [pid 5180] exit_group(0 [pid 5182] <... exit_group resumed>) = ? [pid 5183] <... symlink resumed>) = 0 [pid 5180] <... exit_group resumed>) = ? [pid 5008] <... rmdir resumed>) = 0 [pid 5182] +++ exited with 0 +++ [pid 5183] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] mkdir("./28", 0777 [pid 5183] <... openat resumed>) = 3 [pid 5180] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5183] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] getdents64(3, [pid 5183] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5183] exit_group(0 [pid 5010] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./31/binderfs", [pid 5183] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... restart_syscall resumed>) = 0 [pid 5010] unlink("./31/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5184 [pid 5010] <... unlink resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5007] fstat(3, [pid 5183] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] close(3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5184 attached [pid 5010] rmdir("./31" [pid 5009] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5184] chdir("./28" [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5007] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... restart_syscall resumed>) = 0 [pid 5010] mkdir("./32", 0777 [pid 5009] fstat(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5184] <... chdir resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] fstat(3, [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] lstat("./28/binderfs", [pid 5005] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5184] <... prctl resumed>) = 0 [pid 5184] setpgid(0, 0 [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5185 attached [pid 5184] <... setpgid resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5185 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5185] chdir("./32" [pid 5184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./28/binderfs" [pid 5006] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5185] <... chdir resumed>) = 0 [pid 5184] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5184] write(3, "1000", 4 [pid 5009] lstat("./29/binderfs", [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5185] <... prctl resumed>) = 0 [pid 5184] <... write resumed>) = 4 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./27/binderfs", [pid 5185] setpgid(0, 0 [pid 5184] close(3 [pid 5009] unlink("./29/binderfs" [pid 5007] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5185] <... setpgid resumed>) = 0 [pid 5184] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5184] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./27/binderfs" [pid 5005] getdents64(3, [pid 5185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5184] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] close(3 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... close resumed>) = 0 [pid 5005] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./28" [pid 5009] close(3 [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] lstat("./25/binderfs", [pid 5185] <... openat resumed>) = 3 [pid 5009] rmdir("./29" [pid 5007] mkdir("./29", 0777 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5185] write(3, "1000", 4 [pid 5184] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] unlink("./25/binderfs" [pid 5009] mkdir("./30", 0777 [pid 5006] close(3 [pid 5185] <... write resumed>) = 4 [pid 5005] <... unlink resumed>) = 0 [pid 5185] close(3 [pid 5184] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... close resumed>) = 0 [pid 5005] getdents64(3, [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5185] <... close resumed>) = 0 [pid 5185] symlink("/dev/binderfs", "./binderfs" [pid 5006] rmdir("./27" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5185] <... symlink resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5186 [pid 5185] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5186 attached ) = 3 [pid 5184] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5187 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] close(3 [pid 5185] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5184] <... mmap resumed>) = 0x20fff000 [pid 5006] mkdir("./28", 0777 [pid 5005] <... close resumed>) = 0 ./strace-static-x86_64: Process 5187 attached [pid 5186] chdir("./29" [pid 5185] exit_group(0 [pid 5184] exit_group(0 [pid 5185] <... exit_group resumed>) = ? [pid 5006] <... mkdir resumed>) = 0 [pid 5184] <... exit_group resumed>) = ? [pid 5005] rmdir("./25" [pid 5187] chdir("./30" [pid 5185] +++ exited with 0 +++ [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5187] <... chdir resumed>) = 0 [pid 5186] <... chdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5187] <... prctl resumed>) = 0 [pid 5186] <... prctl resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./26", 0777 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5187] setpgid(0, 0 [pid 5186] setpgid(0, 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5187] <... setpgid resumed>) = 0 [pid 5186] <... setpgid resumed>) = 0 [pid 5187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5188 attached ./strace-static-x86_64: Process 5189 attached [pid 5187] <... openat resumed>) = 3 [pid 5186] <... openat resumed>) = 3 [pid 5184] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5188 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5189 [pid 5188] chdir("./28" [pid 5187] write(3, "1000", 4 [pid 5186] write(3, "1000", 4 [pid 5010] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5188] <... chdir resumed>) = 0 [pid 5189] chdir("./26" [pid 5187] <... write resumed>) = 4 [pid 5186] <... write resumed>) = 4 [pid 5188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5189] <... chdir resumed>) = 0 [pid 5187] close(3 [pid 5186] close(3 [pid 5010] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5184, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5188] <... prctl resumed>) = 0 [pid 5189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5187] <... close resumed>) = 0 [pid 5186] <... close resumed>) = 0 [pid 5008] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] fstat(3, [pid 5188] setpgid(0, 0 [pid 5189] <... prctl resumed>) = 0 [pid 5187] symlink("/dev/binderfs", "./binderfs" [pid 5186] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5188] <... setpgid resumed>) = 0 [pid 5189] setpgid(0, 0 [pid 5187] <... symlink resumed>) = 0 [pid 5186] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5189] <... setpgid resumed>) = 0 [pid 5187] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5186] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5187] <... openat resumed>) = 3 [pid 5186] <... openat resumed>) = 3 [pid 5010] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5188] <... openat resumed>) = 3 [pid 5189] <... openat resumed>) = 3 [pid 5187] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5186] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5188] write(3, "1000", 4 [pid 5008] fstat(3, [pid 5188] <... write resumed>) = 4 [pid 5189] write(3, "1000", 4 [pid 5187] <... mmap resumed>) = 0x20fff000 [pid 5186] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./32/binderfs", [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5188] close(3 [pid 5189] <... write resumed>) = 4 [pid 5187] exit_group(0 [pid 5186] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5188] <... close resumed>) = 0 [pid 5189] close(3 [pid 5187] <... exit_group resumed>) = ? [pid 5186] <... exit_group resumed>) = ? [pid 5010] unlink("./32/binderfs" [pid 5008] getdents64(3, [pid 5188] symlink("/dev/binderfs", "./binderfs" [pid 5189] <... close resumed>) = 0 [pid 5187] +++ exited with 0 +++ [pid 5186] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] getdents64(3, [pid 5189] symlink("/dev/binderfs", "./binderfs" [pid 5188] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5189] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] lstat("./28/binderfs", [pid 5007] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5188] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./32" [pid 5009] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5007] fstat(3, [pid 5008] unlink("./28/binderfs" [pid 5189] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5188] <... openat resumed>) = 3 [pid 5189] <... openat resumed>) = 3 [pid 5010] mkdir("./33", 0777 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5189] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5188] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5189] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5189] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5189] <... exit_group resumed>) = ? [pid 5189] +++ exited with 0 +++ [pid 5009] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5190 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... close resumed>) = 0 [pid 5007] lstat("./29/binderfs", [pid 5009] lstat("./30/binderfs", [pid 5008] rmdir("./28" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5190 attached [pid 5190] chdir("./33" [pid 5008] <... rmdir resumed>) = 0 [pid 5190] <... chdir resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./29/binderfs" [pid 5009] unlink("./30/binderfs" [pid 5008] mkdir("./29", 0777 [pid 5005] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... unlink resumed>) = 0 [pid 5190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5009] getdents64(3, [pid 5005] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5190] setpgid(0, 0) = 0 [pid 5190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... mkdir resumed>) = 0 [pid 5009] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3 [pid 5005] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5190] <... openat resumed>) = 3 [pid 5190] write(3, "1000", 4) = 4 [pid 5190] close(3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] rmdir("./30" [pid 5007] rmdir("./29" [pid 5005] getdents64(3, [pid 5190] <... close resumed>) = 0 [pid 5190] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5190] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5191 [pid 5007] mkdir("./30", 0777 [pid 5005] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] mkdir("./31", 0777 [pid 5190] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] lstat("./26/binderfs", [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5191 attached [pid 5190] exit_group(0 [pid 5191] chdir("./29" [pid 5190] <... exit_group resumed>) = ? [pid 5191] <... chdir resumed>) = 0 [pid 5190] +++ exited with 0 +++ [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5193 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5192 [pid 5005] unlink("./26/binderfs" [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5191] setpgid(0, 0 [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5005] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5192 attached [pid 5191] <... setpgid resumed>) = 0 [pid 5005] close(3 [pid 5010] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] rmdir("./26" [pid 5010] <... openat resumed>) = 3 [pid 5192] chdir("./30" [pid 5191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5005] <... rmdir resumed>) = 0 [pid 5192] <... chdir resumed>) = 0 [pid 5191] <... openat resumed>) = 3 [pid 5188] <... mmap resumed>) = 0x20fff000 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] mkdir("./27", 0777 [pid 5192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5191] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5192] <... prctl resumed>) = 0 [pid 5191] <... write resumed>) = 4 [pid 5192] setpgid(0, 0 [pid 5191] close(3 [pid 5192] <... setpgid resumed>) = 0 [pid 5191] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... mkdir resumed>) = 0 [pid 5192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5191] symlink("/dev/binderfs", "./binderfs" [pid 5188] exit_group(0 [pid 5010] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5193 attached [pid 5192] <... openat resumed>) = 3 [pid 5191] <... symlink resumed>) = 0 [pid 5188] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5192] write(3, "1000", 4 [pid 5191] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5192] <... write resumed>) = 4 [pid 5191] <... openat resumed>) = 3 [pid 5192] close(3 [pid 5191] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5192] <... close resumed>) = 0 [pid 5010] lstat("./33/binderfs", [pid 5191] <... mmap resumed>) = 0x20fff000 [pid 5192] symlink("/dev/binderfs", "./binderfs" [pid 5191] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5194 [pid 5192] <... symlink resumed>) = 0 [pid 5191] <... exit_group resumed>) = ? [pid 5188] +++ exited with 0 +++ [pid 5010] unlink("./33/binderfs" [pid 5193] chdir("./31" [pid 5192] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5191] +++ exited with 0 +++ ./strace-static-x86_64: Process 5194 attached [pid 5193] <... chdir resumed>) = 0 [pid 5192] <... openat resumed>) = 3 [pid 5010] <... unlink resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5194] chdir("./27" [pid 5193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5192] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5193] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5193] setpgid(0, 0 [pid 5010] close(3 [pid 5194] <... chdir resumed>) = 0 [pid 5193] <... setpgid resumed>) = 0 [pid 5192] <... mmap resumed>) = 0x20fff000 [pid 5010] <... close resumed>) = 0 [pid 5194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5192] exit_group(0 [pid 5010] rmdir("./33" [pid 5006] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5194] <... prctl resumed>) = 0 [pid 5193] <... openat resumed>) = 3 [pid 5192] <... exit_group resumed>) = ? [pid 5194] setpgid(0, 0 [pid 5193] write(3, "1000", 4 [pid 5192] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5194] <... setpgid resumed>) = 0 [pid 5010] mkdir("./34", 0777 [pid 5008] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5193] <... write resumed>) = 4 [pid 5006] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5194] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5194] write(3, "1000", 4 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... openat resumed>) = 3 [pid 5194] <... write resumed>) = 4 [pid 5194] close(3) = 0 [pid 5008] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5194] symlink("/dev/binderfs", "./binderfs" [pid 5193] close(3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] fstat(3, [pid 5194] <... symlink resumed>) = 0 [pid 5194] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... openat resumed>) = 3 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5194] <... openat resumed>) = 3 [pid 5194] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5193] <... close resumed>) = 0 [pid 5008] fstat(3, [pid 5006] getdents64(3, [pid 5194] exit_group(0 [pid 5193] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5195 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5194] <... exit_group resumed>) = ? [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] getdents64(3, [pid 5194] +++ exited with 0 +++ [pid 5193] <... symlink resumed>) = 0 [pid 5007] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5195 attached [pid 5195] chdir("./34") = 0 [pid 5195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./28/binderfs", [pid 5195] <... prctl resumed>) = 0 [pid 5193] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] fstat(3, [pid 5008] lstat("./29/binderfs", [pid 5006] unlink("./28/binderfs" [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5195] setpgid(0, 0) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5006] getdents64(3, [pid 5005] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5007] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5005] fstat(3, [pid 5008] unlink("./29/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... close resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... unlink resumed>) = 0 [pid 5007] lstat("./30/binderfs", [pid 5006] rmdir("./28" [pid 5005] getdents64(3, [pid 5195] <... openat resumed>) = 3 [pid 5193] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5195] write(3, "1000", 4 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5195] <... write resumed>) = 4 [pid 5195] close(3) = 0 [pid 5007] unlink("./30/binderfs" [pid 5006] <... rmdir resumed>) = 0 [pid 5005] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5195] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5195] <... symlink resumed>) = 0 [pid 5193] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... unlink resumed>) = 0 [pid 5008] close(3 [pid 5006] mkdir("./29", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5195] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] getdents64(3, [pid 5195] <... openat resumed>) = 3 [pid 5195] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5193] <... mmap resumed>) = 0x20fff000 [pid 5008] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] lstat("./27/binderfs", [pid 5195] exit_group(0 [pid 5193] exit_group(0 [pid 5008] rmdir("./29" [pid 5007] close(3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5195] <... exit_group resumed>) = ? [pid 5193] <... exit_group resumed>) = ? [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5195] +++ exited with 0 +++ [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] unlink("./27/binderfs" [pid 5007] rmdir("./30"./strace-static-x86_64: Process 5196 attached [pid 5005] <... unlink resumed>) = 0 [pid 5196] chdir("./29") = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] getdents64(3, [pid 5010] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./30", 0777 [pid 5007] mkdir("./31", 0777 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5196 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5196] setpgid(0, 0) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] close(3 [pid 5196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... mkdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5005] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./27" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5196] <... openat resumed>) = 3 [pid 5196] write(3, "1000", 4) = 4 [pid 5196] close(3) = 0 [pid 5196] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5010] getdents64(3, [pid 5196] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] <... rmdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] mkdir("./28", 0777 [pid 5196] <... openat resumed>) = 3 [pid 5196] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5010] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5197 attached [pid 5197] chdir("./31" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5198 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5197 [pid 5005] <... mkdir resumed>) = 0 [pid 5010] lstat("./34/binderfs", [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5196] exit_group(0) = ? [pid 5010] unlink("./34/binderfs" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5199 [pid 5197] <... chdir resumed>) = 0 [pid 5197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3 [pid 5197] <... prctl resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5010] rmdir("./34" [pid 5197] setpgid(0, 0) = 0 [pid 5197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... rmdir resumed>) = 0 [pid 5010] mkdir("./35", 0777./strace-static-x86_64: Process 5198 attached [pid 5197] <... openat resumed>) = 3 [pid 5196] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5193] +++ exited with 0 +++ [pid 5198] chdir("./30" [pid 5197] write(3, "1000", 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5198] <... chdir resumed>) = 0 [pid 5197] <... write resumed>) = 4 [pid 5198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5197] close(3 [pid 5009] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5198] <... prctl resumed>) = 0 [pid 5197] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5198] setpgid(0, 0 [pid 5197] symlink("/dev/binderfs", "./binderfs" [pid 5009] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5198] <... setpgid resumed>) = 0 [pid 5197] <... symlink resumed>) = 0 [pid 5009] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5199 attached [pid 5198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5200 [pid 5009] fstat(3, [pid 5198] <... openat resumed>) = 3 [pid 5197] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5199] chdir("./28" [pid 5198] write(3, "1000", 4 [pid 5197] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5199] <... chdir resumed>) = 0 [pid 5198] <... write resumed>) = 4 [pid 5197] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] getdents64(3, ./strace-static-x86_64: Process 5200 attached [pid 5199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5198] close(3 [pid 5197] <... mmap resumed>) = 0x20fff000 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5200] chdir("./35" [pid 5199] <... prctl resumed>) = 0 [pid 5198] <... close resumed>) = 0 [pid 5197] exit_group(0 [pid 5009] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5200] <... chdir resumed>) = 0 [pid 5199] setpgid(0, 0 [pid 5198] symlink("/dev/binderfs", "./binderfs" [pid 5197] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5199] <... setpgid resumed>) = 0 [pid 5198] <... symlink resumed>) = 0 [pid 5197] +++ exited with 0 +++ [pid 5009] lstat("./31/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5200] <... prctl resumed>) = 0 [pid 5198] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5200] setpgid(0, 0 [pid 5199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5198] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5200] <... setpgid resumed>) = 0 [pid 5198] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] unlink("./31/binderfs" [pid 5200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5199] <... openat resumed>) = 3 [pid 5198] <... mmap resumed>) = 0x20fff000 [pid 5006] <... openat resumed>) = 3 [pid 5200] <... openat resumed>) = 3 [pid 5199] write(3, "1000", 4 [pid 5198] exit_group(0 [pid 5009] <... unlink resumed>) = 0 [pid 5006] fstat(3, [pid 5200] write(3, "1000", 4 [pid 5199] <... write resumed>) = 4 [pid 5198] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5007] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5200] <... write resumed>) = 4 [pid 5199] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5200] close(3 [pid 5199] <... close resumed>) = 0 [pid 5198] +++ exited with 0 +++ [pid 5009] close(3 [pid 5007] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5200] <... close resumed>) = 0 [pid 5199] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5200] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... openat resumed>) = 3 [pid 5200] <... symlink resumed>) = 0 [pid 5199] <... symlink resumed>) = 0 [pid 5009] rmdir("./31" [pid 5007] fstat(3, [pid 5006] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5200] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5199] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5200] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5200] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5200] <... mmap resumed>) = 0x20fff000 [pid 5199] <... openat resumed>) = 3 [pid 5009] mkdir("./32", 0777 [pid 5008] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5006] lstat("./29/binderfs", [pid 5200] exit_group(0 [pid 5199] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5200] <... exit_group resumed>) = ? [pid 5200] +++ exited with 0 +++ [pid 5199] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5199] exit_group(0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5007] lstat("./31/binderfs", [pid 5006] unlink("./29/binderfs" [pid 5199] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5010] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] unlink("./31/binderfs" [pid 5199] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5007] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... openat resumed>) = 3 [pid 5008] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5201 [pid 5010] fstat(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3 [pid 5005] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] lstat("./30/binderfs", [pid 5007] close(3 [pid 5006] <... close resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] rmdir("./29" [pid 5005] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... close resumed>) = 0 ./strace-static-x86_64: Process 5201 attached [pid 5201] chdir("./32") = 0 [pid 5201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... openat resumed>) = 3 [pid 5010] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] unlink("./30/binderfs" [pid 5007] rmdir("./31" [pid 5005] fstat(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5201] <... prctl resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5201] setpgid(0, 0 [pid 5010] lstat("./35/binderfs", [pid 5007] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5008] getdents64(3, [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] unlink("./35/binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] mkdir("./32", 0777 [pid 5005] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5201] <... setpgid resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] close(3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] lstat("./28/binderfs", [pid 5201] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] rmdir("./30" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] mkdir("./30", 0777 [pid 5201] write(3, "1000", 4 [pid 5010] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5201] <... write resumed>) = 4 [pid 5008] <... rmdir resumed>) = 0 [pid 5201] close(3 [pid 5010] <... close resumed>) = 0 [pid 5008] mkdir("./31", 0777 [pid 5005] unlink("./28/binderfs" [pid 5201] <... close resumed>) = 0 [pid 5010] rmdir("./35" [pid 5201] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... unlink resumed>) = 0 [pid 5201] <... symlink resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5201] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... rmdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5202 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5201] <... openat resumed>) = 3 [pid 5010] mkdir("./36", 0777 [pid 5201] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5202 attached ./strace-static-x86_64: Process 5203 attached ) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5202] chdir("./32" [pid 5201] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5203 [pid 5005] close(3 [pid 5202] <... chdir resumed>) = 0 [pid 5201] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5205 attached [pid 5203] chdir("./31" [pid 5202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5201] +++ exited with 0 +++ [pid 5005] <... close resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5205 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5204 [pid 5005] rmdir("./28" [pid 5203] <... chdir resumed>) = 0 [pid 5202] <... prctl resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5202] setpgid(0, 0 [pid 5009] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5205] chdir("./36" [pid 5005] mkdir("./29", 0777 [pid 5203] <... prctl resumed>) = 0 [pid 5202] <... setpgid resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5205] <... chdir resumed>) = 0 [pid 5203] setpgid(0, 0 [pid 5202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... mkdir resumed>) = 0 [pid 5205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5203] <... setpgid resumed>) = 0 [pid 5202] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5205] <... prctl resumed>) = 0 [pid 5202] write(3, "1000", 4 [pid 5009] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5205] setpgid(0, 0 [pid 5203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5202] <... write resumed>) = 4 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5204 attached [pid 5204] chdir("./30" [pid 5202] close(3 [pid 5009] getdents64(3, [pid 5205] <... setpgid resumed>) = 0 [pid 5204] <... chdir resumed>) = 0 [pid 5203] <... openat resumed>) = 3 [pid 5202] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5206 [pid 5203] write(3, "1000", 4 [pid 5202] symlink("/dev/binderfs", "./binderfs" [pid 5009] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./32/binderfs", ./strace-static-x86_64: Process 5206 attached [pid 5205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5203] <... write resumed>) = 4 [pid 5202] <... symlink resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5206] chdir("./29" [pid 5205] <... openat resumed>) = 3 [pid 5204] <... prctl resumed>) = 0 [pid 5203] close(3 [pid 5202] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] unlink("./32/binderfs" [pid 5206] <... chdir resumed>) = 0 [pid 5205] write(3, "1000", 4 [pid 5204] setpgid(0, 0 [pid 5203] <... close resumed>) = 0 [pid 5206] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5205] <... write resumed>) = 4 [pid 5204] <... setpgid resumed>) = 0 [pid 5202] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5203] symlink("/dev/binderfs", "./binderfs" [pid 5206] <... prctl resumed>) = 0 [pid 5205] close(3 [pid 5204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5202] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] getdents64(3, [pid 5206] setpgid(0, 0 [pid 5204] <... openat resumed>) = 3 [pid 5203] <... symlink resumed>) = 0 [pid 5202] <... mmap resumed>) = 0x20fff000 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5206] <... setpgid resumed>) = 0 [pid 5205] <... close resumed>) = 0 [pid 5204] write(3, "1000", 4 [pid 5203] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5202] exit_group(0 [pid 5009] close(3 [pid 5206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5205] symlink("/dev/binderfs", "./binderfs" [pid 5204] <... write resumed>) = 4 [pid 5202] <... exit_group resumed>) = ? [pid 5009] <... close resumed>) = 0 [pid 5206] <... openat resumed>) = 3 [pid 5205] <... symlink resumed>) = 0 [pid 5204] close(3 [pid 5203] <... openat resumed>) = 3 [pid 5009] rmdir("./32" [pid 5206] write(3, "1000", 4 [pid 5205] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5204] <... close resumed>) = 0 [pid 5202] +++ exited with 0 +++ [pid 5206] <... write resumed>) = 4 [pid 5205] <... openat resumed>) = 3 [pid 5204] symlink("/dev/binderfs", "./binderfs" [pid 5203] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5202, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5206] close(3 [pid 5205] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5204] <... symlink resumed>) = 0 [pid 5009] mkdir("./33", 0777 [pid 5206] <... close resumed>) = 0 [pid 5205] <... mmap resumed>) = 0x20fff000 [pid 5204] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5203] <... mmap resumed>) = 0x20fff000 [pid 5205] exit_group(0 [pid 5204] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5206] symlink("/dev/binderfs", "./binderfs" [pid 5205] <... exit_group resumed>) = ? [pid 5204] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5203] exit_group(0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5206] <... symlink resumed>) = 0 [pid 5205] +++ exited with 0 +++ [pid 5204] <... mmap resumed>) = 0x20fff000 [pid 5203] <... exit_group resumed>) = ? [pid 5204] exit_group(0) = ? [pid 5206] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5204] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5007] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5207 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5207 attached [pid 5207] chdir("./33" [pid 5206] <... openat resumed>) = 3 [pid 5010] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5010] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5206] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5207] <... chdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] fstat(3, [pid 5006] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] lstat("./32/binderfs", [pid 5006] <... openat resumed>) = 3 [pid 5207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] fstat(3, [pid 5010] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./32/binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5207] <... prctl resumed>) = 0 [pid 5207] setpgid(0, 0 [pid 5007] <... unlink resumed>) = 0 [pid 5207] <... setpgid resumed>) = 0 [pid 5010] lstat("./36/binderfs", [pid 5007] getdents64(3, [pid 5006] getdents64(3, [pid 5207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5207] <... openat resumed>) = 3 [pid 5206] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./36/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5207] write(3, "1000", 4) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5207] close(3 [pid 5010] getdents64(3, [pid 5007] close(3 [pid 5006] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5207] <... close resumed>) = 0 [pid 5206] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5207] symlink("/dev/binderfs", "./binderfs" [pid 5206] <... exit_group resumed>) = ? [pid 5203] +++ exited with 0 +++ [pid 5010] close(3 [pid 5007] rmdir("./32" [pid 5006] lstat("./30/binderfs", [pid 5207] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5207] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... rmdir resumed>) = 0 [pid 5207] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] rmdir("./36" [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] mkdir("./33", 0777 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5207] <... mmap resumed>) = 0x20fff000 [pid 5207] exit_group(0) = ? [pid 5010] <... rmdir resumed>) = 0 [pid 5006] unlink("./30/binderfs" [pid 5207] +++ exited with 0 +++ [pid 5206] +++ exited with 0 +++ [pid 5007] <... mkdir resumed>) = 0 [pid 5010] mkdir("./37", 0777 [pid 5008] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5208 attached [pid 5010] <... mkdir resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5208 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5209 attached [pid 5208] chdir("./33" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5209 [pid 5009] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] fstat(3, [pid 5006] close(3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5209] chdir("./37" [pid 5208] <... chdir resumed>) = 0 [pid 5009] fstat(3, [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... close resumed>) = 0 [pid 5209] <... chdir resumed>) = 0 [pid 5208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] getdents64(3, [pid 5006] rmdir("./30" [pid 5209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5208] <... prctl resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5005] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5208] setpgid(0, 0 [pid 5209] <... prctl resumed>) = 0 [pid 5009] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] mkdir("./31", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5208] <... setpgid resumed>) = 0 [pid 5209] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./31/binderfs", [pid 5209] <... setpgid resumed>) = 0 [pid 5208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] lstat("./33/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5208] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./31/binderfs" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5208] write(3, "1000", 4 [pid 5009] unlink("./33/binderfs" [pid 5005] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5005] fstat(3, [pid 5209] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5208] <... write resumed>) = 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5210 [pid 5208] close(3 [pid 5009] close(3 [pid 5008] close(3 [pid 5005] getdents64(3, [pid 5209] write(3, "1000", 4) = 4 [pid 5009] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5209] close(3 [pid 5208] <... close resumed>) = 0 [pid 5009] rmdir("./33" [pid 5008] rmdir("./31" [pid 5005] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5210 attached [pid 5209] <... close resumed>) = 0 [pid 5208] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5210] chdir("./31" [pid 5209] symlink("/dev/binderfs", "./binderfs" [pid 5009] mkdir("./34", 0777 [pid 5008] <... rmdir resumed>) = 0 [pid 5005] lstat("./29/binderfs", [pid 5210] <... chdir resumed>) = 0 [pid 5209] <... symlink resumed>) = 0 [pid 5208] <... symlink resumed>) = 0 [pid 5210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5209] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 [pid 5210] <... prctl resumed>) = 0 [pid 5209] <... openat resumed>) = 3 [pid 5208] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] mkdir("./32", 0777 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5210] setpgid(0, 0 [pid 5209] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5210] <... setpgid resumed>) = 0 [pid 5209] <... mmap resumed>) = 0x20fff000 [pid 5005] unlink("./29/binderfs" [pid 5210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5209] exit_group(0 [pid 5008] <... mkdir resumed>) = 0 [pid 5210] <... openat resumed>) = 3 [pid 5209] <... exit_group resumed>) = ? [pid 5208] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5211 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5211 attached [pid 5210] write(3, "1000", 4 [pid 5209] +++ exited with 0 +++ [pid 5208] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5210] <... write resumed>) = 4 [pid 5210] close(3) = 0 [pid 5210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5005] getdents64(3, [pid 5210] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5208] <... mmap resumed>) = 0x20fff000 [pid 5210] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5212 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5211] chdir("./34" [pid 5210] <... mmap resumed>) = 0x20fff000 [pid 5208] exit_group(0 [pid 5005] close(3./strace-static-x86_64: Process 5212 attached [pid 5211] <... chdir resumed>) = 0 [pid 5210] exit_group(0 [pid 5208] <... exit_group resumed>) = ? [pid 5005] <... close resumed>) = 0 [pid 5212] chdir("./32" [pid 5211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5210] <... exit_group resumed>) = ? [pid 5010] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] rmdir("./29" [pid 5212] <... chdir resumed>) = 0 [pid 5211] <... prctl resumed>) = 0 [pid 5210] +++ exited with 0 +++ [pid 5208] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... rmdir resumed>) = 0 [pid 5212] <... prctl resumed>) = 0 [pid 5211] setpgid(0, 0 [pid 5010] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./30", 0777 [pid 5212] setpgid(0, 0 [pid 5211] <... setpgid resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5210, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5212] <... setpgid resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5007] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... mkdir resumed>) = 0 [pid 5212] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5212] write(3, "1000", 4 [pid 5211] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5007] fstat(3, [pid 5212] <... write resumed>) = 4 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5212] close(3 [pid 5007] getdents64(3, [pid 5212] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5212] symlink("/dev/binderfs", "./binderfs" [pid 5007] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5212] <... symlink resumed>) = 0 [pid 5211] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5213 [pid 5212] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5211] <... write resumed>) = 4 [pid 5010] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./33/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5213 attached [pid 5212] <... openat resumed>) = 3 [pid 5211] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5213] chdir("./30" [pid 5212] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5211] <... close resumed>) = 0 [pid 5010] lstat("./37/binderfs", [pid 5007] unlink("./33/binderfs" [pid 5213] <... chdir resumed>) = 0 [pid 5212] <... mmap resumed>) = 0x20fff000 [pid 5211] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5212] exit_group(0 [pid 5007] getdents64(3, [pid 5213] <... prctl resumed>) = 0 [pid 5212] <... exit_group resumed>) = ? [pid 5211] <... symlink resumed>) = 0 [pid 5010] unlink("./37/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] fstat(3, [pid 5213] setpgid(0, 0 [pid 5212] +++ exited with 0 +++ [pid 5211] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] close(3 [pid 5213] <... setpgid resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5211] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] rmdir("./33" [pid 5006] getdents64(3, [pid 5213] <... openat resumed>) = 3 [pid 5211] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5213] write(3, "1000", 4 [pid 5007] mkdir("./34", 0777 [pid 5006] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5213] <... write resumed>) = 4 [pid 5211] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5213] close(3 [pid 5211] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] lstat("./31/binderfs", [pid 5213] <... close resumed>) = 0 [pid 5211] <... exit_group resumed>) = ? [pid 5010] rmdir("./37" [pid 5008] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5213] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5214 [pid 5006] unlink("./31/binderfs" [pid 5213] <... symlink resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5213] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] getdents64(3, [pid 5010] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] mkdir("./38", 0777 [pid 5008] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5213] <... openat resumed>) = 3 [pid 5211] +++ exited with 0 +++ [pid 5008] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5213] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] rmdir("./31"./strace-static-x86_64: Process 5214 attached [pid 5213] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5213] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] getdents64(3, [pid 5006] mkdir("./32", 0777 [pid 5213] <... exit_group resumed>) = ? [pid 5006] <... mkdir resumed>) = 0 [pid 5214] chdir("./34" [pid 5213] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5215 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5216 attached [pid 5214] <... chdir resumed>) = 0 [pid 5008] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5216 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./32/binderfs", ./strace-static-x86_64: Process 5215 attached [pid 5009] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5215] chdir("./38" [pid 5214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... openat resumed>) = 3 [pid 5008] unlink("./32/binderfs" [pid 5005] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5215] <... chdir resumed>) = 0 [pid 5214] <... prctl resumed>) = 0 [pid 5009] fstat(3, [pid 5215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5214] setpgid(0, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5215] <... prctl resumed>) = 0 [pid 5214] <... setpgid resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5005] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5215] setpgid(0, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5215] <... setpgid resumed>) = 0 [pid 5214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5005] <... openat resumed>) = 3 [pid 5216] chdir("./32" [pid 5215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5216] <... chdir resumed>) = 0 [pid 5215] <... openat resumed>) = 3 [pid 5214] <... openat resumed>) = 3 [pid 5009] lstat("./34/binderfs", [pid 5008] rmdir("./32" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5215] write(3, "1000", 4 [pid 5214] write(3, "1000", 4 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5216] <... prctl resumed>) = 0 [pid 5215] <... write resumed>) = 4 [pid 5214] <... write resumed>) = 4 [pid 5009] unlink("./34/binderfs" [pid 5008] mkdir("./33", 0777 [pid 5216] setpgid(0, 0 [pid 5215] close(3 [pid 5214] close(3 [pid 5009] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5216] <... setpgid resumed>) = 0 [pid 5215] <... close resumed>) = 0 [pid 5214] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5005] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5215] symlink("/dev/binderfs", "./binderfs" [pid 5214] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5216] <... openat resumed>) = 3 [pid 5215] <... symlink resumed>) = 0 [pid 5009] close(3 [pid 5216] write(3, "1000", 4 [pid 5215] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... close resumed>) = 0 [pid 5005] lstat("./30/binderfs", ./strace-static-x86_64: Process 5217 attached [pid 5216] <... write resumed>) = 4 [pid 5214] <... symlink resumed>) = 0 [pid 5009] rmdir("./34" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5217 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5217] chdir("./33" [pid 5216] close(3 [pid 5215] <... openat resumed>) = 3 [pid 5214] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... rmdir resumed>) = 0 [pid 5217] <... chdir resumed>) = 0 [pid 5216] <... close resumed>) = 0 [pid 5215] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5214] <... openat resumed>) = 3 [pid 5009] mkdir("./35", 0777 [pid 5005] unlink("./30/binderfs" [pid 5217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5216] symlink("/dev/binderfs", "./binderfs" [pid 5215] <... mmap resumed>) = 0x20fff000 [pid 5214] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5217] <... prctl resumed>) = 0 [pid 5216] <... symlink resumed>) = 0 [pid 5215] exit_group(0 [pid 5214] <... mmap resumed>) = 0x20fff000 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, [pid 5217] setpgid(0, 0 [pid 5216] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5215] <... exit_group resumed>) = ? [pid 5214] exit_group(0./strace-static-x86_64: Process 5218 attached [pid 5217] <... setpgid resumed>) = 0 [pid 5216] <... openat resumed>) = 3 [pid 5214] <... exit_group resumed>) = ? [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5218] chdir("./35" [pid 5217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5216] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5215] +++ exited with 0 +++ [pid 5216] <... mmap resumed>) = 0x20fff000 [pid 5216] exit_group(0 [pid 5214] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5215, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5218 [pid 5216] <... exit_group resumed>) = ? [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] close(3 [pid 5218] <... chdir resumed>) = 0 [pid 5217] <... openat resumed>) = 3 [pid 5005] <... close resumed>) = 0 [pid 5218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5217] write(3, "1000", 4 [pid 5216] +++ exited with 0 +++ [pid 5005] rmdir("./30" [pid 5218] <... prctl resumed>) = 0 [pid 5217] <... write resumed>) = 4 [pid 5010] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5218] setpgid(0, 0 [pid 5217] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... rmdir resumed>) = 0 [pid 5218] <... setpgid resumed>) = 0 [pid 5217] <... close resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./31", 0777 [pid 5218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5217] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... openat resumed>) = 3 [pid 5007] <... openat resumed>) = 3 [pid 5006] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5217] <... symlink resumed>) = 0 [pid 5010] fstat(3, [pid 5007] fstat(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5217] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] write(3, "1000", 4 [pid 5217] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5007] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5006] fstat(3, ./strace-static-x86_64: Process 5219 attached [pid 5218] <... write resumed>) = 4 [pid 5217] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5219 [pid 5218] close(3 [pid 5217] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5219] chdir("./31" [pid 5218] <... close resumed>) = 0 [pid 5217] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5219] <... chdir resumed>) = 0 [pid 5218] symlink("/dev/binderfs", "./binderfs" [pid 5217] <... exit_group resumed>) = ? [pid 5010] lstat("./38/binderfs", [pid 5007] lstat("./34/binderfs", [pid 5006] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./32/binderfs", [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5219] <... prctl resumed>) = 0 [pid 5218] <... symlink resumed>) = 0 [pid 5217] +++ exited with 0 +++ [pid 5010] unlink("./38/binderfs" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5219] setpgid(0, 0 [pid 5218] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... unlink resumed>) = 0 [pid 5007] unlink("./34/binderfs" [pid 5006] unlink("./32/binderfs" [pid 5219] <... setpgid resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... unlink resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... unlink resumed>) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5218] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] getdents64(3, [pid 5010] <... close resumed>) = 0 [pid 5007] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] rmdir("./38" [pid 5008] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... close resumed>) = 0 [pid 5006] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5010] mkdir("./39", 0777 [pid 5008] fstat(3, [pid 5007] rmdir("./34" [pid 5006] <... close resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] rmdir("./32" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5008] unlink("./33/binderfs" [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... unlink resumed>) = 0 [pid 5007] mkdir("./35", 0777 [pid 5006] <... rmdir resumed>) = 0 [pid 5218] <... mmap resumed>) = 0x20fff000 [pid 5008] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3) = 0 [pid 5008] rmdir("./33") = 0 [pid 5006] mkdir("./33", 0777 [pid 5008] mkdir("./34", 0777) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5220 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5218] exit_group(0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] write(3, "1000", 4 [pid 5218] <... exit_group resumed>) = ? [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5221 ./strace-static-x86_64: Process 5220 attached [pid 5220] chdir("./39"./strace-static-x86_64: Process 5221 attached [pid 5221] chdir("./34") = 0 [pid 5220] <... chdir resumed>) = 0 [pid 5221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... prctl resumed>) = 0 [pid 5220] <... prctl resumed>) = 0 [pid 5221] setpgid(0, 0 [pid 5220] setpgid(0, 0 [pid 5221] <... setpgid resumed>) = 0 [pid 5220] <... setpgid resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5223 attached ./strace-static-x86_64: Process 5222 attached [pid 5221] <... openat resumed>) = 3 [pid 5220] <... openat resumed>) = 3 [pid 5219] <... write resumed>) = 4 [pid 5218] +++ exited with 0 +++ [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5222 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5223 [pid 5223] chdir("./33" [pid 5222] chdir("./35" [pid 5221] write(3, "1000", 4 [pid 5220] write(3, "1000", 4 [pid 5219] close(3 [pid 5222] <... chdir resumed>) = 0 [pid 5221] <... write resumed>) = 4 [pid 5220] <... write resumed>) = 4 [pid 5219] <... close resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5218, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] close(3 [pid 5220] close(3 [pid 5219] symlink("/dev/binderfs", "./binderfs" [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5222] <... prctl resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5222] setpgid(0, 0 [pid 5221] symlink("/dev/binderfs", "./binderfs" [pid 5220] symlink("/dev/binderfs", "./binderfs" [pid 5219] <... symlink resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5223] <... chdir resumed>) = 0 [pid 5222] <... setpgid resumed>) = 0 [pid 5221] <... symlink resumed>) = 0 [pid 5220] <... symlink resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5220] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5223] <... prctl resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 5220] <... openat resumed>) = 3 [pid 5219] <... openat resumed>) = 3 [pid 5222] write(3, "1000", 4 [pid 5221] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5220] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5219] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5223] setpgid(0, 0 [pid 5222] <... write resumed>) = 4 [pid 5221] <... mmap resumed>) = 0x20fff000 [pid 5220] <... mmap resumed>) = 0x20fff000 [pid 5222] close(3 [pid 5221] exit_group(0 [pid 5220] exit_group(0 [pid 5219] <... mmap resumed>) = 0x20fff000 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... setpgid resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5221] <... exit_group resumed>) = ? [pid 5220] <... exit_group resumed>) = ? [pid 5219] exit_group(0 [pid 5009] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] symlink("/dev/binderfs", "./binderfs" [pid 5221] +++ exited with 0 +++ [pid 5220] +++ exited with 0 +++ [pid 5219] <... exit_group resumed>) = ? [pid 5009] <... openat resumed>) = 3 [pid 5223] <... openat resumed>) = 3 [pid 5222] <... symlink resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5222] <... openat resumed>) = 3 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5222] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5223] write(3, "1000", 4 [pid 5222] <... mmap resumed>) = 0x20fff000 [pid 5219] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] fstat(3, [pid 5223] <... write resumed>) = 4 [pid 5222] exit_group(0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5223] close(3 [pid 5222] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5008] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5223] <... close resumed>) = 0 [pid 5010] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5223] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5223] <... symlink resumed>) = 0 [pid 5222] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5009] lstat("./35/binderfs", [pid 5008] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] unlink("./35/binderfs" [pid 5008] fstat(3, [pid 5005] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5223] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5223] <... exit_group resumed>) = ? [pid 5010] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5223] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5008] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5010] lstat("./39/binderfs", [pid 5009] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5005] getdents64(3, [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] rmdir("./35" [pid 5008] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] unlink("./34/binderfs" [pid 5010] unlink("./39/binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... unlink resumed>) = 0 [pid 5009] mkdir("./36", 0777 [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] close(3 [pid 5007] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] lstat("./31/binderfs", [pid 5010] close(3 [pid 5008] <... close resumed>) = 0 [pid 5008] rmdir("./34"./strace-static-x86_64: Process 5224 attached [pid 5010] <... close resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5224] chdir("./36" [pid 5010] rmdir("./39" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5224 [pid 5008] mkdir("./35", 0777 [pid 5007] lstat("./35/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./31/binderfs" [pid 5224] <... chdir resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] mkdir("./40", 0777 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] unlink("./35/binderfs" [pid 5224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5225 attached [pid 5010] <... mkdir resumed>) = 0 [pid 5224] <... prctl resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5225 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5224] setpgid(0, 0 [pid 5225] chdir("./35" [pid 5006] fstat(3, ./strace-static-x86_64: Process 5226 attached [pid 5224] <... setpgid resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5226 [pid 5007] getdents64(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5225] <... chdir resumed>) = 0 [pid 5225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] getdents64(3, [pid 5005] close(3 [pid 5225] <... prctl resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] setpgid(0, 0 [pid 5007] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... close resumed>) = 0 [pid 5225] <... setpgid resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5005] rmdir("./31" [pid 5006] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5224] write(3, "1000", 4 [pid 5007] rmdir("./35" [pid 5225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... rmdir resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./32", 0777 [pid 5225] write(3, "1000", 4 [pid 5224] <... write resumed>) = 4 [pid 5007] mkdir("./36", 0777 [pid 5006] lstat("./33/binderfs", [pid 5225] <... write resumed>) = 4 [pid 5225] close(3 [pid 5005] <... mkdir resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5225] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5225] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5224] close(3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] unlink("./33/binderfs" [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5006] <... unlink resumed>) = 0 [pid 5225] exit_group(0) = ? [pid 5224] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5226] chdir("./40" [pid 5225] +++ exited with 0 +++ [pid 5224] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5224] <... symlink resumed>) = 0 [pid 5006] close(3 [pid 5008] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... close resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5008] fstat(3, [pid 5006] rmdir("./33" [pid 5224] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5006] <... rmdir resumed>) = 0 [pid 5224] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./34", 0777./strace-static-x86_64: Process 5227 attached [pid 5008] unlink("./35/binderfs" [pid 5227] chdir("./32" [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5227 [pid 5227] <... chdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] <... mmap resumed>) = 0x20fff000 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5227] <... prctl resumed>) = 0 [pid 5224] exit_group(0 [pid 5008] close(3 [pid 5227] setpgid(0, 0 [pid 5008] <... close resumed>) = 0 [pid 5227] <... setpgid resumed>) = 0 [pid 5008] rmdir("./35" [pid 5227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5224] <... exit_group resumed>) = ? [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5228 [pid 5227] <... openat resumed>) = 3 [pid 5008] mkdir("./36", 0777 [pid 5227] write(3, "1000", 4 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5229 [pid 5227] <... write resumed>) = 4 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5230 attached [pid 5227] close(3 [pid 5226] <... chdir resumed>) = 0 [pid 5224] +++ exited with 0 +++ [pid 5227] <... close resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5230 ./strace-static-x86_64: Process 5229 attached ./strace-static-x86_64: Process 5228 attached [pid 5227] symlink("/dev/binderfs", "./binderfs" [pid 5226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5230] chdir("./36" [pid 5229] chdir("./34" [pid 5228] chdir("./36" [pid 5227] <... symlink resumed>) = 0 [pid 5226] <... prctl resumed>) = 0 [pid 5229] <... chdir resumed>) = 0 [pid 5228] <... chdir resumed>) = 0 [pid 5227] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5226] setpgid(0, 0 [pid 5230] <... chdir resumed>) = 0 [pid 5229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5227] <... openat resumed>) = 3 [pid 5226] <... setpgid resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5229] <... prctl resumed>) = 0 [pid 5228] <... prctl resumed>) = 0 [pid 5227] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5229] setpgid(0, 0 [pid 5228] setpgid(0, 0 [pid 5227] <... mmap resumed>) = 0x20fff000 [pid 5226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... openat resumed>) = 3 [pid 5230] <... prctl resumed>) = 0 [pid 5229] <... setpgid resumed>) = 0 [pid 5228] <... setpgid resumed>) = 0 [pid 5227] exit_group(0 [pid 5009] fstat(3, [pid 5230] setpgid(0, 0 [pid 5229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5227] <... exit_group resumed>) = ? [pid 5226] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5230] <... setpgid resumed>) = 0 [pid 5229] <... openat resumed>) = 3 [pid 5228] <... openat resumed>) = 3 [pid 5227] +++ exited with 0 +++ [pid 5226] write(3, "1000", 4 [pid 5009] getdents64(3, [pid 5229] write(3, "1000", 4 [pid 5228] write(3, "1000", 4 [pid 5226] <... write resumed>) = 4 [pid 5230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5229] <... write resumed>) = 4 [pid 5228] <... write resumed>) = 4 [pid 5226] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5230] <... openat resumed>) = 3 [pid 5229] close(3 [pid 5228] close(3 [pid 5226] <... close resumed>) = 0 [pid 5009] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5230] write(3, "1000", 4 [pid 5229] <... close resumed>) = 0 [pid 5228] <... close resumed>) = 0 [pid 5226] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5230] <... write resumed>) = 4 [pid 5229] symlink("/dev/binderfs", "./binderfs" [pid 5228] symlink("/dev/binderfs", "./binderfs" [pid 5226] <... symlink resumed>) = 0 [pid 5009] lstat("./36/binderfs", [pid 5005] <... restart_syscall resumed>) = 0 [pid 5230] close(3 [pid 5229] <... symlink resumed>) = 0 [pid 5228] <... symlink resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5230] <... close resumed>) = 0 [pid 5229] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5228] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5230] symlink("/dev/binderfs", "./binderfs" [pid 5229] <... openat resumed>) = 3 [pid 5228] <... openat resumed>) = 3 [pid 5226] <... openat resumed>) = 3 [pid 5009] unlink("./36/binderfs" [pid 5230] <... symlink resumed>) = 0 [pid 5229] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5228] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5226] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... unlink resumed>) = 0 [pid 5005] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5230] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5229] <... mmap resumed>) = 0x20fff000 [pid 5228] <... mmap resumed>) = 0x20fff000 [pid 5226] <... mmap resumed>) = 0x20fff000 [pid 5230] <... openat resumed>) = 3 [pid 5229] exit_group(0 [pid 5228] exit_group(0 [pid 5226] exit_group(0 [pid 5009] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5230] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5229] <... exit_group resumed>) = ? [pid 5228] <... exit_group resumed>) = ? [pid 5226] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] close(3) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5230] <... mmap resumed>) = 0x20fff000 [pid 5228] +++ exited with 0 +++ [pid 5009] rmdir("./36" [pid 5005] fstat(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5229] +++ exited with 0 +++ [pid 5009] mkdir("./37", 0777 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5226] +++ exited with 0 +++ [pid 5007] fstat(3, [pid 5006] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5230] exit_group(0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5231 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5230] <... exit_group resumed>) = ? [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... openat resumed>) = 3 [pid 5005] lstat("./32/binderfs", [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] fstat(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] unlink("./32/binderfs" [pid 5230] +++ exited with 0 +++ [pid 5010] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5231 attached [pid 5010] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] lstat("./36/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5231] chdir("./37" [pid 5010] <... openat resumed>) = 3 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5231] <... chdir resumed>) = 0 [pid 5010] fstat(3, [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] unlink("./36/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5231] <... prctl resumed>) = 0 [pid 5010] getdents64(3, [pid 5007] <... unlink resumed>) = 0 [pid 5006] lstat("./34/binderfs", [pid 5005] close(3 [pid 5231] setpgid(0, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5231] <... setpgid resumed>) = 0 [pid 5010] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... close resumed>) = 0 [pid 5231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] close(3 [pid 5006] unlink("./34/binderfs" [pid 5005] rmdir("./32" [pid 5231] <... openat resumed>) = 3 [pid 5010] lstat("./40/binderfs", [pid 5008] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5231] write(3, "1000", 4 [pid 5008] fstat(3, [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5231] <... write resumed>) = 4 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5231] close(3 [pid 5010] unlink("./40/binderfs" [pid 5008] getdents64(3, [pid 5007] rmdir("./36" [pid 5006] getdents64(3, [pid 5005] <... rmdir resumed>) = 0 [pid 5231] <... close resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5231] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5231] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... rmdir resumed>) = 0 [pid 5006] close(3 [pid 5005] mkdir("./33", 0777 [pid 5231] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] lstat("./36/binderfs", [pid 5007] mkdir("./37", 0777 [pid 5006] <... close resumed>) = 0 [pid 5231] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] rmdir("./34" [pid 5005] <... mkdir resumed>) = 0 [pid 5231] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... close resumed>) = 0 [pid 5008] unlink("./36/binderfs" [pid 5007] <... mkdir resumed>) = 0 [pid 5231] <... mmap resumed>) = 0x20fff000 [pid 5010] rmdir("./40" [pid 5006] <... rmdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5231] exit_group(0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5231] <... exit_group resumed>) = ? [pid 5231] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] mkdir("./35", 0777 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5233 attached ./strace-static-x86_64: Process 5232 attached [pid 5010] mkdir("./41", 0777 [pid 5008] close(3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5233 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5232 [pid 5233] chdir("./37" [pid 5010] <... mkdir resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5233] <... chdir resumed>) = 0 [pid 5233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5233] setpgid(0, 0) = 0 [pid 5233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1000", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5234 [pid 5008] rmdir("./36" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5235 [pid 5233] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5234 attached ) = 3 [pid 5233] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5009] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./37", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5234] chdir("./41"./strace-static-x86_64: Process 5235 attached [pid 5233] <... mmap resumed>) = 0x20fff000 [pid 5232] chdir("./33" [pid 5009] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... mkdir resumed>) = 0 [pid 5234] <... chdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5232] <... chdir resumed>) = 0 [pid 5009] fstat(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5234] setpgid(0, 0) = 0 [pid 5234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5009] getdents64(3, [pid 5232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5236 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5232] <... prctl resumed>) = 0 [pid 5009] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5232] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5232] <... setpgid resumed>) = 0 [pid 5009] lstat("./37/binderfs", ./strace-static-x86_64: Process 5236 attached [pid 5234] write(3, "1000", 4 [pid 5233] exit_group(0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] unlink("./37/binderfs" [pid 5236] chdir("./37" [pid 5234] <... write resumed>) = 4 [pid 5233] <... exit_group resumed>) = ? [pid 5009] <... unlink resumed>) = 0 [pid 5236] <... chdir resumed>) = 0 [pid 5235] chdir("./35" [pid 5234] close(3 [pid 5233] +++ exited with 0 +++ [pid 5232] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5235] <... chdir resumed>) = 0 [pid 5234] <... close resumed>) = 0 [pid 5232] write(3, "1000", 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5236] <... prctl resumed>) = 0 [pid 5235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5234] symlink("/dev/binderfs", "./binderfs" [pid 5232] <... write resumed>) = 4 [pid 5009] close(3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5236] setpgid(0, 0 [pid 5235] <... prctl resumed>) = 0 [pid 5234] <... symlink resumed>) = 0 [pid 5232] close(3 [pid 5009] <... close resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5236] <... setpgid resumed>) = 0 [pid 5235] setpgid(0, 0 [pid 5234] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] rmdir("./37" [pid 5007] <... restart_syscall resumed>) = 0 [pid 5232] <... close resumed>) = 0 [pid 5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5235] <... setpgid resumed>) = 0 [pid 5234] <... openat resumed>) = 3 [pid 5236] <... openat resumed>) = 3 [pid 5234] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5232] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5236] write(3, "1000", 4 [pid 5235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5234] <... mmap resumed>) = 0x20fff000 [pid 5009] mkdir("./38", 0777 [pid 5236] <... write resumed>) = 4 [pid 5234] exit_group(0 [pid 5232] <... symlink resumed>) = 0 [pid 5236] close(3 [pid 5234] <... exit_group resumed>) = ? [pid 5236] <... close resumed>) = 0 [pid 5235] <... openat resumed>) = 3 [pid 5234] +++ exited with 0 +++ [pid 5232] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 [pid 5007] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5236] symlink("/dev/binderfs", "./binderfs" [pid 5235] write(3, "1000", 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5236] <... symlink resumed>) = 0 [pid 5235] <... write resumed>) = 4 [pid 5232] <... openat resumed>) = 3 [pid 5236] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5236] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5235] close(3 [pid 5232] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5236] exit_group(0 [pid 5235] <... close resumed>) = 0 [pid 5010] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5237 [pid 5236] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5236] +++ exited with 0 +++ [pid 5235] symlink("/dev/binderfs", "./binderfs" [pid 5232] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... openat resumed>) = 3 [pid 5007] fstat(3, ./strace-static-x86_64: Process 5237 attached [pid 5010] fstat(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5237] chdir("./38" [pid 5235] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, [pid 5232] exit_group(0 [pid 5010] getdents64(3, [pid 5237] <... chdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5232] <... exit_group resumed>) = ? [pid 5235] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./37/binderfs", [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5237] <... prctl resumed>) = 0 [pid 5010] lstat("./41/binderfs", [pid 5008] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] unlink("./37/binderfs" [pid 5237] setpgid(0, 0 [pid 5235] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5237] <... setpgid resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5235] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./41/binderfs" [pid 5008] fstat(3, [pid 5007] <... unlink resumed>) = 0 [pid 5237] <... openat resumed>) = 3 [pid 5237] write(3, "1000", 4) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5237] close(3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, [pid 5010] getdents64(3, [pid 5237] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5237] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5237] <... symlink resumed>) = 0 [pid 5010] close(3 [pid 5007] close(3 [pid 5237] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... close resumed>) = 0 [pid 5008] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5237] <... openat resumed>) = 3 [pid 5010] rmdir("./41" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... close resumed>) = 0 [pid 5237] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5235] <... mmap resumed>) = 0x20fff000 [pid 5232] +++ exited with 0 +++ [pid 5237] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] lstat("./37/binderfs", [pid 5007] rmdir("./37" [pid 5237] exit_group(0 [pid 5235] exit_group(0 [pid 5010] mkdir("./42", 0777 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5237] <... exit_group resumed>) = ? [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5232, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5237] +++ exited with 0 +++ [pid 5235] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5008] unlink("./37/binderfs" [pid 5007] <... rmdir resumed>) = 0 [pid 5005] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... unlink resumed>) = 0 [pid 5007] mkdir("./38", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5238 attached [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5238] chdir("./42" [pid 5235] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5238 [pid 5009] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] close(3 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] fstat(3, [pid 5238] <... chdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... close resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5235, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] rmdir("./37" [pid 5009] fstat(3, [pid 5238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5239 attached [pid 5238] <... prctl resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5239 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] getdents64(3, [pid 5239] chdir("./38" [pid 5238] setpgid(0, 0 [pid 5009] getdents64(3, [pid 5008] mkdir("./38", 0777 [pid 5238] <... setpgid resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5006] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] lstat("./38/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5240 [pid 5006] lstat("./35/binderfs", [pid 5005] lstat("./33/binderfs", [pid 5238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] unlink("./38/binderfs" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5239] <... chdir resumed>) = 0 [pid 5006] unlink("./35/binderfs"./strace-static-x86_64: Process 5240 attached [pid 5239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5238] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] unlink("./33/binderfs" [pid 5240] chdir("./38" [pid 5239] <... prctl resumed>) = 0 [pid 5238] write(3, "1000", 4 [pid 5009] getdents64(3, [pid 5006] getdents64(3, [pid 5240] <... chdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5239] setpgid(0, 0 [pid 5238] <... write resumed>) = 4 [pid 5009] close(3 [pid 5006] close(3 [pid 5005] getdents64(3, [pid 5240] <... prctl resumed>) = 0 [pid 5239] <... setpgid resumed>) = 0 [pid 5238] close(3 [pid 5009] <... close resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5240] setpgid(0, 0 [pid 5238] <... close resumed>) = 0 [pid 5009] rmdir("./38" [pid 5006] rmdir("./35" [pid 5005] close(3 [pid 5240] <... setpgid resumed>) = 0 [pid 5239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5238] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] mkdir("./39", 0777 [pid 5006] mkdir("./36", 0777 [pid 5005] <... close resumed>) = 0 [pid 5240] <... openat resumed>) = 3 [pid 5238] <... symlink resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] rmdir("./33" [pid 5240] write(3, "1000", 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5240] <... write resumed>) = 4 [pid 5005] <... rmdir resumed>) = 0 [pid 5240] close(3 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5241 [pid 5240] <... close resumed>) = 0 [pid 5240] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5242 [pid 5238] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] mkdir("./34", 0777 [pid 5240] <... symlink resumed>) = 0 [pid 5239] <... openat resumed>) = 3 [pid 5240] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5242 attached [pid 5242] chdir("./39" [pid 5240] <... openat resumed>) = 3 [pid 5239] write(3, "1000", 4 [pid 5238] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5242] <... chdir resumed>) = 0 [pid 5240] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5239] <... write resumed>) = 4 [pid 5238] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5240] <... mmap resumed>) = 0x20fff000 [pid 5239] close(3 [pid 5242] <... prctl resumed>) = 0 [pid 5240] exit_group(0 [pid 5242] setpgid(0, 0 [pid 5240] <... exit_group resumed>) = ? [pid 5242] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5243 attached [pid 5242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5240] +++ exited with 0 +++ [pid 5239] <... close resumed>) = 0 [pid 5238] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5241 attached [pid 5242] <... openat resumed>) = 3 [pid 5239] symlink("/dev/binderfs", "./binderfs" [pid 5238] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5243 [pid 5242] write(3, "1000", 4 [pid 5241] chdir("./36" [pid 5239] <... symlink resumed>) = 0 [pid 5238] <... exit_group resumed>) = ? [pid 5242] <... write resumed>) = 4 [pid 5241] <... chdir resumed>) = 0 [pid 5242] close(3 [pid 5241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] <... close resumed>) = 0 [pid 5242] symlink("/dev/binderfs", "./binderfs" [pid 5241] <... prctl resumed>) = 0 [pid 5242] <... symlink resumed>) = 0 [pid 5242] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5241] setpgid(0, 0 [pid 5242] <... openat resumed>) = 3 [pid 5241] <... setpgid resumed>) = 0 [pid 5239] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5238] +++ exited with 0 +++ [pid 5243] chdir("./34" [pid 5242] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5239] <... openat resumed>) = 3 [pid 5243] <... chdir resumed>) = 0 [pid 5242] <... mmap resumed>) = 0x20fff000 [pid 5241] <... openat resumed>) = 3 [pid 5239] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5242] exit_group(0 [pid 5241] write(3, "1000", 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5242] <... exit_group resumed>) = ? [pid 5241] <... write resumed>) = 4 [pid 5243] <... prctl resumed>) = 0 [pid 5242] +++ exited with 0 +++ [pid 5241] close(3 [pid 5239] <... mmap resumed>) = 0x20fff000 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5243] setpgid(0, 0 [pid 5241] <... close resumed>) = 0 [pid 5239] exit_group(0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5243] <... setpgid resumed>) = 0 [pid 5241] symlink("/dev/binderfs", "./binderfs" [pid 5239] <... exit_group resumed>) = ? [pid 5008] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5241] <... symlink resumed>) = 0 [pid 5241] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5241] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5239] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... openat resumed>) = 3 [pid 5241] exit_group(0 [pid 5243] <... openat resumed>) = 3 [pid 5010] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] fstat(3, [pid 5243] write(3, "1000", 4 [pid 5241] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5243] <... write resumed>) = 4 [pid 5241] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5007] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5243] close(3 [pid 5010] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] fstat(3, [pid 5009] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5243] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5243] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... restart_syscall resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] lstat("./38/binderfs", [pid 5007] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] fstat(3, [pid 5010] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5008] unlink("./38/binderfs" [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5008] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] lstat("./42/binderfs", [pid 5243] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... openat resumed>) = 3 [pid 5243] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] fstat(3, [pid 5010] unlink("./42/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5243] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... unlink resumed>) = 0 [pid 5009] lstat("./39/binderfs", [pid 5007] lstat("./38/binderfs", [pid 5006] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5243] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] unlink("./39/binderfs" [pid 5008] rmdir("./38" [pid 5007] unlink("./38/binderfs" [pid 5006] lstat("./36/binderfs", [pid 5010] close(3 [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./36/binderfs" [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] mkdir("./39", 0777 [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] rmdir("./42" [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3) = 0 [pid 5006] rmdir("./36" [pid 5009] close(3 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3 [pid 5006] mkdir("./37", 0777 [pid 5010] mkdir("./43", 0777 [pid 5009] rmdir("./39" [pid 5006] <... mkdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] mkdir("./40", 0777 [pid 5007] rmdir("./38" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5244 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5245 ./strace-static-x86_64: Process 5244 attached [pid 5007] <... rmdir resumed>) = 0 [pid 5244] chdir("./39" [pid 5009] <... mkdir resumed>) = 0 [pid 5007] mkdir("./39", 0777 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5244] <... chdir resumed>) = 0 [pid 5244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... mkdir resumed>) = 0 [pid 5244] <... prctl resumed>) = 0 [pid 5244] setpgid(0, 0) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5246 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5243] <... mmap resumed>) = 0x20fff000 [pid 5244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5245 attached [pid 5245] chdir("./37" [pid 5244] <... openat resumed>) = 3 [pid 5245] <... chdir resumed>) = 0 [pid 5244] write(3, "1000", 4 [pid 5245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5244] <... write resumed>) = 4 [pid 5245] <... prctl resumed>) = 0 [pid 5244] close(3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5247 [pid 5243] exit_group(0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5248 ./strace-static-x86_64: Process 5248 attached ./strace-static-x86_64: Process 5247 attached ./strace-static-x86_64: Process 5246 attached [pid 5245] setpgid(0, 0 [pid 5244] <... close resumed>) = 0 [pid 5243] <... exit_group resumed>) = ? [pid 5247] chdir("./39" [pid 5245] <... setpgid resumed>) = 0 [pid 5244] symlink("/dev/binderfs", "./binderfs" [pid 5247] <... chdir resumed>) = 0 [pid 5245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5244] <... symlink resumed>) = 0 [pid 5243] +++ exited with 0 +++ [pid 5248] chdir("./40" [pid 5247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5246] chdir("./43" [pid 5245] <... openat resumed>) = 3 [pid 5244] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5248] <... chdir resumed>) = 0 [pid 5247] <... prctl resumed>) = 0 [pid 5246] <... chdir resumed>) = 0 [pid 5245] write(3, "1000", 4 [pid 5244] <... openat resumed>) = 3 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5247] setpgid(0, 0 [pid 5246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5245] <... write resumed>) = 4 [pid 5244] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5248] <... prctl resumed>) = 0 [pid 5247] <... setpgid resumed>) = 0 [pid 5246] <... prctl resumed>) = 0 [pid 5245] close(3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5248] setpgid(0, 0 [pid 5245] <... close resumed>) = 0 [pid 5248] <... setpgid resumed>) = 0 [pid 5247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5246] setpgid(0, 0 [pid 5245] symlink("/dev/binderfs", "./binderfs" [pid 5244] <... mmap resumed>) = 0x20fff000 [pid 5248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5248] <... openat resumed>) = 3 [pid 5247] <... openat resumed>) = 3 [pid 5246] <... setpgid resumed>) = 0 [pid 5245] <... symlink resumed>) = 0 [pid 5244] exit_group(0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5248] write(3, "1000", 4 [pid 5247] write(3, "1000", 4 [pid 5246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5248] <... write resumed>) = 4 [pid 5247] <... write resumed>) = 4 [pid 5246] <... openat resumed>) = 3 [pid 5245] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5244] <... exit_group resumed>) = ? [pid 5005] <... openat resumed>) = 3 [pid 5248] close(3 [pid 5247] close(3 [pid 5246] write(3, "1000", 4 [pid 5245] <... openat resumed>) = 3 [pid 5005] fstat(3, [pid 5248] <... close resumed>) = 0 [pid 5247] <... close resumed>) = 0 [pid 5246] <... write resumed>) = 4 [pid 5245] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5244] +++ exited with 0 +++ [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5248] symlink("/dev/binderfs", "./binderfs" [pid 5247] symlink("/dev/binderfs", "./binderfs" [pid 5246] close(3 [pid 5005] getdents64(3, [pid 5248] <... symlink resumed>) = 0 [pid 5247] <... symlink resumed>) = 0 [pid 5246] <... close resumed>) = 0 [pid 5245] <... mmap resumed>) = 0x20fff000 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5244, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5248] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5247] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5245] exit_group(0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5246] symlink("/dev/binderfs", "./binderfs" [pid 5005] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5248] <... openat resumed>) = 3 [pid 5247] <... openat resumed>) = 3 [pid 5245] <... exit_group resumed>) = ? [pid 5008] <... restart_syscall resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5248] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5247] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5246] <... symlink resumed>) = 0 [pid 5005] lstat("./34/binderfs", [pid 5248] <... mmap resumed>) = 0x20fff000 [pid 5245] +++ exited with 0 +++ [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5248] exit_group(0 [pid 5247] <... mmap resumed>) = 0x20fff000 [pid 5246] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] unlink("./34/binderfs" [pid 5248] <... exit_group resumed>) = ? [pid 5247] exit_group(0 [pid 5246] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... unlink resumed>) = 0 [pid 5247] <... exit_group resumed>) = ? [pid 5246] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5248] +++ exited with 0 +++ [pid 5008] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5247] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] fstat(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] close(3 [pid 5246] <... mmap resumed>) = 0x20fff000 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... openat resumed>) = 3 [pid 5005] <... close resumed>) = 0 [pid 5246] exit_group(0 [pid 5008] getdents64(3, [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] fstat(3, [pid 5005] rmdir("./34" [pid 5246] <... exit_group resumed>) = ? [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5005] <... rmdir resumed>) = 0 [pid 5009] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] mkdir("./35", 0777 [pid 5246] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./39/binderfs", [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... openat resumed>) = 3 [pid 5008] unlink("./39/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] fstat(3, [pid 5007] <... openat resumed>) = 3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] fstat(3, [pid 5006] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5249 attached [pid 5010] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] unlink("./37/binderfs" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5249 [pid 5249] chdir("./35" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] getdents64(3, [pid 5006] <... unlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5249] <... chdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] fstat(3, [pid 5009] lstat("./40/binderfs", [pid 5008] <... close resumed>) = 0 [pid 5007] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5249] <... prctl resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] rmdir("./39" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5249] setpgid(0, 0 [pid 5010] getdents64(3, [pid 5009] unlink("./40/binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... rmdir resumed>) = 0 [pid 5007] lstat("./39/binderfs", [pid 5006] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... unlink resumed>) = 0 [pid 5010] lstat("./43/binderfs", [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5249] <... setpgid resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] getdents64(3, [pid 5008] mkdir("./40", 0777 [pid 5006] <... close resumed>) = 0 [pid 5007] unlink("./39/binderfs" [pid 5010] unlink("./43/binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] rmdir("./37" [pid 5010] close(3) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5010] rmdir("./43") = 0 [pid 5009] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] mkdir("./44", 0777 [pid 5009] <... close resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] rmdir("./40" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] mkdir("./38", 0777 [pid 5249] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5250 [pid 5007] close(3 [pid 5006] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5250 attached ./strace-static-x86_64: Process 5251 attached [pid 5249] write(3, "1000", 4 [pid 5009] mkdir("./41", 0777 [pid 5007] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5250] chdir("./40" [pid 5249] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5251 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] rmdir("./39" [pid 5250] <... chdir resumed>) = 0 [pid 5249] close(3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5249] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5250] <... prctl resumed>) = 0 [pid 5249] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5253 [pid 5007] mkdir("./40", 0777 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5252 ./strace-static-x86_64: Process 5252 attached [pid 5251] chdir("./44" [pid 5250] setpgid(0, 0 [pid 5249] <... symlink resumed>) = 0 [pid 5250] <... setpgid resumed>) = 0 [pid 5249] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5249] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5251] <... chdir resumed>) = 0 [pid 5250] <... openat resumed>) = 3 [pid 5249] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5253 attached [pid 5252] chdir("./38" [pid 5251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5250] write(3, "1000", 4 [pid 5249] <... mmap resumed>) = 0x20fff000 [pid 5250] <... write resumed>) = 4 [pid 5249] exit_group(0 [pid 5250] close(3 [pid 5249] <... exit_group resumed>) = ? [pid 5251] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5254 attached [pid 5253] chdir("./41" [pid 5252] <... chdir resumed>) = 0 [pid 5251] setpgid(0, 0 [pid 5250] <... close resumed>) = 0 [pid 5249] +++ exited with 0 +++ [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5254 [pid 5253] <... chdir resumed>) = 0 [pid 5252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5251] <... setpgid resumed>) = 0 [pid 5250] symlink("/dev/binderfs", "./binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5249, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5254] chdir("./40" [pid 5253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5252] <... prctl resumed>) = 0 [pid 5251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5250] <... symlink resumed>) = 0 [pid 5254] <... chdir resumed>) = 0 [pid 5253] <... prctl resumed>) = 0 [pid 5252] setpgid(0, 0 [pid 5251] <... openat resumed>) = 3 [pid 5250] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5253] setpgid(0, 0 [pid 5252] <... setpgid resumed>) = 0 [pid 5251] write(3, "1000", 4 [pid 5254] <... prctl resumed>) = 0 [pid 5253] <... setpgid resumed>) = 0 [pid 5252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5251] <... write resumed>) = 4 [pid 5250] <... openat resumed>) = 3 [pid 5254] setpgid(0, 0 [pid 5253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5252] <... openat resumed>) = 3 [pid 5251] close(3 [pid 5250] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5254] <... setpgid resumed>) = 0 [pid 5253] <... openat resumed>) = 3 [pid 5252] write(3, "1000", 4 [pid 5251] <... close resumed>) = 0 [pid 5005] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5253] write(3, "1000", 4 [pid 5252] <... write resumed>) = 4 [pid 5251] symlink("/dev/binderfs", "./binderfs" [pid 5250] <... mmap resumed>) = 0x20fff000 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5253] <... write resumed>) = 4 [pid 5252] close(3 [pid 5251] <... symlink resumed>) = 0 [pid 5250] exit_group(0 [pid 5005] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5254] <... openat resumed>) = 3 [pid 5253] close(3 [pid 5252] <... close resumed>) = 0 [pid 5251] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5250] <... exit_group resumed>) = ? [pid 5005] <... openat resumed>) = 3 [pid 5254] write(3, "1000", 4 [pid 5253] <... close resumed>) = 0 [pid 5252] symlink("/dev/binderfs", "./binderfs" [pid 5251] <... openat resumed>) = 3 [pid 5005] fstat(3, [pid 5253] symlink("/dev/binderfs", "./binderfs" [pid 5252] <... symlink resumed>) = 0 [pid 5251] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5250] +++ exited with 0 +++ [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5254] <... write resumed>) = 4 [pid 5253] <... symlink resumed>) = 0 [pid 5252] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5251] <... mmap resumed>) = 0x20fff000 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] getdents64(3, [pid 5254] close(3 [pid 5253] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5252] <... openat resumed>) = 3 [pid 5251] exit_group(0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5254] <... close resumed>) = 0 [pid 5253] <... openat resumed>) = 3 [pid 5252] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5251] <... exit_group resumed>) = ? [pid 5005] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5254] symlink("/dev/binderfs", "./binderfs" [pid 5253] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5252] <... mmap resumed>) = 0x20fff000 [pid 5251] +++ exited with 0 +++ [pid 5008] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5254] <... symlink resumed>) = 0 [pid 5253] <... mmap resumed>) = 0x20fff000 [pid 5252] exit_group(0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./35/binderfs", [pid 5254] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5253] exit_group(0 [pid 5252] <... exit_group resumed>) = ? [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5254] <... openat resumed>) = 3 [pid 5253] <... exit_group resumed>) = ? [pid 5252] +++ exited with 0 +++ [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... openat resumed>) = 3 [pid 5005] unlink("./35/binderfs" [pid 5254] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] fstat(3, [pid 5254] <... mmap resumed>) = 0x20fff000 [pid 5253] +++ exited with 0 +++ [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... unlink resumed>) = 0 [pid 5254] exit_group(0 [pid 5008] getdents64(3, [pid 5006] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5254] <... exit_group resumed>) = ? [pid 5010] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5253, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3) = 0 [pid 5005] rmdir("./35" [pid 5254] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... rmdir resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... openat resumed>) = 3 [pid 5010] <... openat resumed>) = 3 [pid 5008] lstat("./40/binderfs", [pid 5006] fstat(3, [pid 5005] mkdir("./36", 0777 [pid 5010] fstat(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] unlink("./40/binderfs" [pid 5006] getdents64(3, [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... mkdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./44/binderfs", [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] close(3 [pid 5006] lstat("./38/binderfs", [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5255 [pid 5010] unlink("./44/binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] rmdir("./40" [pid 5007] fstat(3, [pid 5006] unlink("./38/binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5009] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./41", 0777 [pid 5006] getdents64(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] lstat("./41/binderfs", [pid 5008] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] close(3./strace-static-x86_64: Process 5255 attached [pid 5010] <... close resumed>) = 0 [pid 5009] unlink("./41/binderfs" [pid 5007] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 ./strace-static-x86_64: Process 5256 attached [pid 5255] chdir("./36" [pid 5010] rmdir("./44" [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5256 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./38" [pid 5256] chdir("./41" [pid 5255] <... chdir resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] lstat("./40/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] mkdir("./45", 0777 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./39", 0777 [pid 5256] <... chdir resumed>) = 0 [pid 5255] <... prctl resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] close(3 [pid 5007] unlink("./40/binderfs" [pid 5006] <... mkdir resumed>) = 0 [pid 5255] setpgid(0, 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5257 attached ./strace-static-x86_64: Process 5258 attached [pid 5256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5255] <... setpgid resumed>) = 0 [pid 5009] rmdir("./41" [pid 5007] <... unlink resumed>) = 0 [pid 5257] chdir("./45" [pid 5256] <... prctl resumed>) = 0 [pid 5255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5257 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5258 [pid 5255] <... openat resumed>) = 3 [pid 5009] mkdir("./42", 0777 [pid 5258] chdir("./39" [pid 5257] <... chdir resumed>) = 0 [pid 5256] setpgid(0, 0 [pid 5255] write(3, "1000", 4 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5256] <... setpgid resumed>) = 0 [pid 5255] <... write resumed>) = 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3./strace-static-x86_64: Process 5259 attached [pid 5258] <... chdir resumed>) = 0 [pid 5257] <... prctl resumed>) = 0 [pid 5256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5255] close(3 [pid 5258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5255] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5259 [pid 5258] <... prctl resumed>) = 0 [pid 5255] symlink("/dev/binderfs", "./binderfs" [pid 5258] setpgid(0, 0 [pid 5255] <... symlink resumed>) = 0 [pid 5258] <... setpgid resumed>) = 0 [pid 5257] setpgid(0, 0 [pid 5256] <... openat resumed>) = 3 [pid 5255] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... close resumed>) = 0 [pid 5259] chdir("./42" [pid 5258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5257] <... setpgid resumed>) = 0 [pid 5256] write(3, "1000", 4 [pid 5255] <... openat resumed>) = 3 [pid 5007] rmdir("./40" [pid 5258] <... openat resumed>) = 3 [pid 5257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5256] <... write resumed>) = 4 [pid 5255] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5259] <... chdir resumed>) = 0 [pid 5258] write(3, "1000", 4 [pid 5257] <... openat resumed>) = 3 [pid 5256] close(3 [pid 5255] <... mmap resumed>) = 0x20fff000 [pid 5007] <... rmdir resumed>) = 0 [pid 5259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5258] <... write resumed>) = 4 [pid 5257] write(3, "1000", 4 [pid 5256] <... close resumed>) = 0 [pid 5255] exit_group(0 [pid 5007] mkdir("./41", 0777 [pid 5258] close(3 [pid 5257] <... write resumed>) = 4 [pid 5256] symlink("/dev/binderfs", "./binderfs" [pid 5255] <... exit_group resumed>) = ? [pid 5259] <... prctl resumed>) = 0 [pid 5258] <... close resumed>) = 0 [pid 5257] close(3 [pid 5256] <... symlink resumed>) = 0 [pid 5255] +++ exited with 0 +++ [pid 5007] <... mkdir resumed>) = 0 [pid 5258] symlink("/dev/binderfs", "./binderfs" [pid 5257] <... close resumed>) = 0 [pid 5256] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5260 attached [pid 5259] setpgid(0, 0 [pid 5258] <... symlink resumed>) = 0 [pid 5257] symlink("/dev/binderfs", "./binderfs" [pid 5256] <... openat resumed>) = 3 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5259] <... setpgid resumed>) = 0 [pid 5258] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5257] <... symlink resumed>) = 0 [pid 5256] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5260 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5260] chdir("./41" [pid 5259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5258] <... openat resumed>) = 3 [pid 5257] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5256] <... mmap resumed>) = 0x20fff000 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5260] <... chdir resumed>) = 0 [pid 5259] <... openat resumed>) = 3 [pid 5258] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5257] <... openat resumed>) = 3 [pid 5256] exit_group(0 [pid 5259] write(3, "1000", 4 [pid 5257] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5256] <... exit_group resumed>) = ? [pid 5260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5259] <... write resumed>) = 4 [pid 5258] <... mmap resumed>) = 0x20fff000 [pid 5257] <... mmap resumed>) = 0x20fff000 [pid 5256] +++ exited with 0 +++ [pid 5005] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5259] close(3 [pid 5258] exit_group(0 [pid 5257] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5260] <... prctl resumed>) = 0 [pid 5259] <... close resumed>) = 0 [pid 5258] <... exit_group resumed>) = ? [pid 5257] <... exit_group resumed>) = ? [pid 5005] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5260] setpgid(0, 0 [pid 5259] symlink("/dev/binderfs", "./binderfs" [pid 5258] +++ exited with 0 +++ [pid 5257] +++ exited with 0 +++ [pid 5005] <... openat resumed>) = 3 [pid 5260] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5259] <... symlink resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] fstat(3, [pid 5260] <... openat resumed>) = 3 [pid 5259] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... restart_syscall resumed>) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5260] write(3, "1000", 4 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5260] <... write resumed>) = 4 [pid 5259] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5260] close(3 [pid 5259] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5260] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5260] symlink("/dev/binderfs", "./binderfs" [pid 5259] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5260] <... symlink resumed>) = 0 [pid 5259] exit_group(0 [pid 5010] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5260] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5259] <... exit_group resumed>) = ? [pid 5010] fstat(3, [pid 5008] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5260] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] fstat(3, [pid 5260] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5260] <... mmap resumed>) = 0x20fff000 [pid 5259] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5005] lstat("./36/binderfs", [pid 5260] exit_group(0 [pid 5010] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5260] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5006] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5260] +++ exited with 0 +++ [pid 5010] lstat("./45/binderfs", [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./36/binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5006] lstat("./39/binderfs", [pid 5010] unlink("./45/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./39/binderfs" [pid 5005] getdents64(3, [pid 5010] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5008] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] fstat(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, [pid 5005] close(3 [pid 5010] close(3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] lstat("./41/binderfs", [pid 5007] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] fstat(3, [pid 5006] close(3 [pid 5005] <... close resumed>) = 0 [pid 5010] rmdir("./45" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] unlink("./41/binderfs" [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] rmdir("./36" [pid 5010] <... rmdir resumed>) = 0 [pid 5009] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] rmdir("./39" [pid 5010] mkdir("./46", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] lstat("./42/binderfs", [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] mkdir("./40", 0777 [pid 5005] mkdir("./37", 0777 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5261 attached [pid 5009] unlink("./42/binderfs" [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5262 attached ./strace-static-x86_64: Process 5263 attached [pid 5261] chdir("./46" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5261 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] lstat("./41/binderfs", [pid 5263] chdir("./37" [pid 5262] chdir("./40" [pid 5261] <... chdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] rmdir("./41" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5262 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5263 [pid 5263] <... chdir resumed>) = 0 [pid 5262] <... chdir resumed>) = 0 [pid 5261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] unlink("./41/binderfs" [pid 5263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5261] <... prctl resumed>) = 0 [pid 5009] close(3 [pid 5008] mkdir("./42", 0777 [pid 5007] <... unlink resumed>) = 0 [pid 5263] <... prctl resumed>) = 0 [pid 5262] <... prctl resumed>) = 0 [pid 5261] setpgid(0, 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5263] setpgid(0, 0 [pid 5262] setpgid(0, 0 [pid 5261] <... setpgid resumed>) = 0 [pid 5009] rmdir("./42" [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5263] <... setpgid resumed>) = 0 [pid 5262] <... setpgid resumed>) = 0 [pid 5261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... rmdir resumed>) = 0 [pid 5007] close(3 [pid 5262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] mkdir("./43", 0777 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5264 [pid 5007] <... close resumed>) = 0 [pid 5263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5262] <... openat resumed>) = 3 [pid 5261] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] rmdir("./41"./strace-static-x86_64: Process 5264 attached [pid 5263] <... openat resumed>) = 3 [pid 5262] write(3, "1000", 4 [pid 5261] write(3, "1000", 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... rmdir resumed>) = 0 [pid 5263] write(3, "1000", 4 [pid 5262] <... write resumed>) = 4 [pid 5261] <... write resumed>) = 4 [pid 5263] <... write resumed>) = 4 [pid 5262] close(3 [pid 5261] close(3 [pid 5263] close(3 [pid 5262] <... close resumed>) = 0 [pid 5261] <... close resumed>) = 0 [pid 5263] <... close resumed>) = 0 [pid 5262] symlink("/dev/binderfs", "./binderfs" [pid 5261] symlink("/dev/binderfs", "./binderfs" [pid 5263] symlink("/dev/binderfs", "./binderfs" [pid 5262] <... symlink resumed>) = 0 [pid 5261] <... symlink resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5265 [pid 5007] mkdir("./42", 0777./strace-static-x86_64: Process 5265 attached [pid 5264] chdir("./42" [pid 5263] <... symlink resumed>) = 0 [pid 5262] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5261] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5263] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5262] <... openat resumed>) = 3 [pid 5264] <... chdir resumed>) = 0 [pid 5261] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5265] chdir("./43" [pid 5263] <... openat resumed>) = 3 [pid 5262] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5261] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5265] <... chdir resumed>) = 0 [pid 5264] <... prctl resumed>) = 0 [pid 5263] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5262] <... mmap resumed>) = 0x20fff000 [pid 5261] <... mmap resumed>) = 0x20fff000 [pid 5265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5264] setpgid(0, 0 [pid 5263] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5266 attached [pid 5265] <... prctl resumed>) = 0 [pid 5264] <... setpgid resumed>) = 0 [pid 5263] exit_group(0 [pid 5262] exit_group(0 [pid 5261] exit_group(0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5266 [pid 5266] chdir("./42" [pid 5265] setpgid(0, 0 [pid 5264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5263] <... exit_group resumed>) = ? [pid 5262] <... exit_group resumed>) = ? [pid 5261] <... exit_group resumed>) = ? [pid 5266] <... chdir resumed>) = 0 [pid 5265] <... setpgid resumed>) = 0 [pid 5264] <... openat resumed>) = 3 [pid 5263] +++ exited with 0 +++ [pid 5265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5264] write(3, "1000", 4 [pid 5262] +++ exited with 0 +++ [pid 5266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5265] <... openat resumed>) = 3 [pid 5264] <... write resumed>) = 4 [pid 5261] +++ exited with 0 +++ [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5266] <... prctl resumed>) = 0 [pid 5265] write(3, "1000", 4 [pid 5264] close(3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5266] setpgid(0, 0 [pid 5265] <... write resumed>) = 4 [pid 5264] <... close resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5266] <... setpgid resumed>) = 0 [pid 5265] close(3 [pid 5264] symlink("/dev/binderfs", "./binderfs" [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5265] <... close resumed>) = 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5266] <... openat resumed>) = 3 [pid 5265] symlink("/dev/binderfs", "./binderfs" [pid 5264] <... symlink resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5266] write(3, "1000", 4 [pid 5265] <... symlink resumed>) = 0 [pid 5006] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5266] <... write resumed>) = 4 [pid 5264] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5266] close(3 [pid 5265] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] fstat(3, [pid 5266] <... close resumed>) = 0 [pid 5265] <... openat resumed>) = 3 [pid 5264] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... openat resumed>) = 3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5266] symlink("/dev/binderfs", "./binderfs" [pid 5265] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5264] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5266] <... symlink resumed>) = 0 [pid 5265] <... mmap resumed>) = 0x20fff000 [pid 5010] fstat(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5266] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5265] exit_group(0 [pid 5264] <... mmap resumed>) = 0x20fff000 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5266] <... openat resumed>) = 3 [pid 5265] <... exit_group resumed>) = ? [pid 5264] exit_group(0 [pid 5010] getdents64(3, [pid 5006] getdents64(3, [pid 5005] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5266] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5265] +++ exited with 0 +++ [pid 5264] <... exit_group resumed>) = ? [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5266] <... mmap resumed>) = 0x20fff000 [pid 5264] +++ exited with 0 +++ [pid 5010] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5266] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] lstat("./37/binderfs", [pid 5266] <... exit_group resumed>) = ? [pid 5010] lstat("./46/binderfs", [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5266] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] lstat("./40/binderfs", [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] unlink("./46/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./40/binderfs" [pid 5005] unlink("./37/binderfs" [pid 5010] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5010] close(3) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5010] rmdir("./46") = 0 [pid 5009] fstat(3, [pid 5008] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... unlink resumed>) = 0 [pid 5010] mkdir("./47", 0777 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] getdents64(3, [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5267 attached [pid 5009] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] fstat(3, [pid 5007] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5005] close(3 [pid 5267] chdir("./47" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5267 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./40" [pid 5267] <... chdir resumed>) = 0 [pid 5009] lstat("./43/binderfs", [pid 5008] getdents64(3, [pid 5007] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... close resumed>) = 0 [pid 5267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5267] setpgid(0, 0) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] rmdir("./37" [pid 5007] <... openat resumed>) = 3 [pid 5267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5267] <... openat resumed>) = 3 [pid 5009] unlink("./43/binderfs" [pid 5008] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, [pid 5006] mkdir("./41", 0777 [pid 5005] <... rmdir resumed>) = 0 [pid 5267] write(3, "1000", 4) = 4 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] mkdir("./38", 0777 [pid 5267] close(3) = 0 [pid 5267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5008] lstat("./42/binderfs", [pid 5007] getdents64(3, [pid 5006] <... mkdir resumed>) = 0 [pid 5267] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5267] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] unlink("./42/binderfs" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5267] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5007] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5267] <... mmap resumed>) = 0x20fff000 [pid 5008] <... unlink resumed>) = 0 [pid 5267] exit_group(0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5267] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5268 attached [pid 5009] rmdir("./43" [pid 5008] getdents64(3, [pid 5007] lstat("./42/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5268 ./strace-static-x86_64: Process 5269 attached [pid 5267] +++ exited with 0 +++ [pid 5269] chdir("./41" [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5269 [pid 5269] <... chdir resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] mkdir("./44", 0777 [pid 5008] close(3 [pid 5007] unlink("./42/binderfs" [pid 5269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5269] <... prctl resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5269] setpgid(0, 0 [pid 5010] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5269] <... setpgid resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] rmdir("./42" [pid 5007] <... unlink resumed>) = 0 [pid 5269] <... openat resumed>) = 3 [pid 5268] chdir("./38" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5269] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5269] <... write resumed>) = 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5269] close(3 [pid 5010] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5269] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5269] symlink("/dev/binderfs", "./binderfs" [pid 5010] lstat("./47/binderfs", [pid 5269] <... symlink resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5270 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5269] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] unlink("./47/binderfs" [pid 5008] mkdir("./43", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5270 attached [pid 5269] <... openat resumed>) = 3 [pid 5268] <... chdir resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5269] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] close(3 [pid 5270] chdir("./44" [pid 5269] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... close resumed>) = 0 [pid 5270] <... chdir resumed>) = 0 [pid 5269] exit_group(0 [pid 5268] <... prctl resumed>) = 0 [pid 5010] close(3 [pid 5269] <... exit_group resumed>) = ? [pid 5010] <... close resumed>) = 0 [pid 5270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5268] setpgid(0, 0 [pid 5010] rmdir("./47" [pid 5007] rmdir("./42"./strace-static-x86_64: Process 5271 attached [pid 5270] <... prctl resumed>) = 0 [pid 5269] +++ exited with 0 +++ [pid 5268] <... setpgid resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5271 [pid 5007] <... rmdir resumed>) = 0 [pid 5010] mkdir("./48", 0777 [pid 5271] chdir("./43" [pid 5270] setpgid(0, 0 [pid 5268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5007] mkdir("./43", 0777 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5271] <... chdir resumed>) = 0 [pid 5270] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5268] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5271] <... prctl resumed>) = 0 [pid 5268] write(3, "1000", 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5272 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... restart_syscall resumed>) = 0 [pid 5271] setpgid(0, 0 [pid 5270] <... openat resumed>) = 3 [pid 5268] <... write resumed>) = 4 [pid 5271] <... setpgid resumed>) = 0 [pid 5271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5270] write(3, "1000", 4 [pid 5268] close(3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5273 [pid 5271] write(3, "1000", 4) = 4 [pid 5268] <... close resumed>) = 0 [pid 5270] <... write resumed>) = 4 [pid 5006] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5272 attached [pid 5271] close(3 [pid 5268] symlink("/dev/binderfs", "./binderfs" [pid 5272] chdir("./48" [pid 5271] <... close resumed>) = 0 [pid 5270] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5272] <... chdir resumed>) = 0 [pid 5271] symlink("/dev/binderfs", "./binderfs" [pid 5270] <... close resumed>) = 0 [pid 5268] <... symlink resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5273 attached [pid 5272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5271] <... symlink resumed>) = 0 [pid 5270] symlink("/dev/binderfs", "./binderfs" [pid 5268] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... openat resumed>) = 3 [pid 5272] <... prctl resumed>) = 0 [pid 5271] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] fstat(3, [pid 5272] setpgid(0, 0 [pid 5271] <... openat resumed>) = 3 [pid 5270] <... symlink resumed>) = 0 [pid 5268] <... openat resumed>) = 3 [pid 5272] <... setpgid resumed>) = 0 [pid 5271] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5268] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5273] chdir("./43" [pid 5272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5271] <... mmap resumed>) = 0x20fff000 [pid 5270] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] getdents64(3, [pid 5273] <... chdir resumed>) = 0 [pid 5272] <... openat resumed>) = 3 [pid 5271] exit_group(0 [pid 5268] <... mmap resumed>) = 0x20fff000 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5272] write(3, "1000", 4 [pid 5271] <... exit_group resumed>) = ? [pid 5270] <... openat resumed>) = 3 [pid 5006] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5273] <... prctl resumed>) = 0 [pid 5272] <... write resumed>) = 4 [pid 5271] +++ exited with 0 +++ [pid 5268] exit_group(0 [pid 5270] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5273] setpgid(0, 0 [pid 5272] close(3 [pid 5270] <... mmap resumed>) = 0x20fff000 [pid 5268] <... exit_group resumed>) = ? [pid 5006] lstat("./41/binderfs", [pid 5273] <... setpgid resumed>) = 0 [pid 5272] <... close resumed>) = 0 [pid 5270] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5272] symlink("/dev/binderfs", "./binderfs" [pid 5270] <... exit_group resumed>) = ? [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5272] <... symlink resumed>) = 0 [pid 5268] +++ exited with 0 +++ [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] unlink("./41/binderfs" [pid 5272] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5273] <... openat resumed>) = 3 [pid 5272] <... openat resumed>) = 3 [pid 5006] <... unlink resumed>) = 0 [pid 5273] write(3, "1000", 4 [pid 5272] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5270] +++ exited with 0 +++ [pid 5006] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5273] <... write resumed>) = 4 [pid 5272] <... mmap resumed>) = 0x20fff000 [pid 5008] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5273] close(3 [pid 5272] exit_group(0) = ? [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] close(3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5273] <... close resumed>) = 0 [pid 5009] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... close resumed>) = 0 [pid 5273] symlink("/dev/binderfs", "./binderfs" [pid 5272] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 [pid 5006] rmdir("./41" [pid 5273] <... symlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... openat resumed>) = 3 [pid 5008] fstat(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5005] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5273] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] fstat(3, [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] mkdir("./42", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5005] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5273] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... mkdir resumed>) = 0 [pid 5273] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5008] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5273] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5010] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./48/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5274 attached [pid 5273] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./43/binderfs", [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5274 [pid 5005] getdents64(3, [pid 5274] chdir("./42" [pid 5273] <... exit_group resumed>) = ? [pid 5010] unlink("./48/binderfs" [pid 5009] lstat("./44/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] getdents64(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./43/binderfs" [pid 5005] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] unlink("./44/binderfs" [pid 5274] <... chdir resumed>) = 0 [pid 5273] +++ exited with 0 +++ [pid 5010] close(3 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... close resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5274] <... prctl resumed>) = 0 [pid 5010] rmdir("./48" [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./38/binderfs", [pid 5274] setpgid(0, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5274] <... setpgid resumed>) = 0 [pid 5010] mkdir("./49", 0777 [pid 5009] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] unlink("./38/binderfs" [pid 5274] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] rmdir("./44" [pid 5008] rmdir("./43" [pid 5274] write(3, "1000", 4 [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5275 [pid 5009] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5275 attached [pid 5275] chdir("./49" [pid 5008] <... rmdir resumed>) = 0 [pid 5009] mkdir("./45", 0777 [pid 5005] getdents64(3, [pid 5275] <... chdir resumed>) = 0 [pid 5274] <... write resumed>) = 4 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] mkdir("./44", 0777 [pid 5007] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3 [pid 5275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5274] close(3 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5276 [pid 5005] rmdir("./38" [pid 5274] <... close resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5275] <... prctl resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5276 attached [pid 5005] mkdir("./39", 0777) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5278 attached [pid 5276] chdir("./45" [pid 5275] setpgid(0, 0 [pid 5274] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... openat resumed>) = 3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5278 [pid 5275] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5277 attached [pid 5274] <... symlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5277 [pid 5007] fstat(3, [pid 5277] chdir("./44" [pid 5275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5274] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5277] <... chdir resumed>) = 0 [pid 5277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5275] <... openat resumed>) = 3 [pid 5277] <... prctl resumed>) = 0 [pid 5275] write(3, "1000", 4 [pid 5007] getdents64(3, [pid 5277] setpgid(0, 0 [pid 5274] <... openat resumed>) = 3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5275] <... write resumed>) = 4 [pid 5274] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5277] <... setpgid resumed>) = 0 [pid 5275] close(3 [pid 5007] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5274] <... mmap resumed>) = 0x20fff000 [pid 5277] <... openat resumed>) = 3 [pid 5275] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5277] write(3, "1000", 4 [pid 5275] symlink("/dev/binderfs", "./binderfs" [pid 5007] lstat("./43/binderfs", [pid 5277] <... write resumed>) = 4 [pid 5274] exit_group(0 [pid 5277] close(3 [pid 5275] <... symlink resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5274] <... exit_group resumed>) = ? [pid 5277] <... close resumed>) = 0 [pid 5275] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5277] symlink("/dev/binderfs", "./binderfs" [pid 5007] unlink("./43/binderfs" [pid 5277] <... symlink resumed>) = 0 [pid 5275] <... openat resumed>) = 3 [pid 5277] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5275] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... unlink resumed>) = 0 [pid 5277] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5275] <... mmap resumed>) = 0x20fff000 [pid 5007] getdents64(3, [pid 5277] exit_group(0 [pid 5276] <... chdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5277] <... exit_group resumed>) = ? [pid 5276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5275] exit_group(0 [pid 5007] close(3 [pid 5278] chdir("./39" [pid 5277] +++ exited with 0 +++ [pid 5276] <... prctl resumed>) = 0 [pid 5275] <... exit_group resumed>) = ? [pid 5274] +++ exited with 0 +++ [pid 5007] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] rmdir("./43" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5007] mkdir("./44", 0777 [pid 5278] <... chdir resumed>) = 0 [pid 5276] setpgid(0, 0 [pid 5275] +++ exited with 0 +++ [pid 5008] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5276] <... setpgid resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5279 attached [pid 5278] <... prctl resumed>) = 0 [pid 5276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5279] chdir("./44" [pid 5278] setpgid(0, 0 [pid 5276] <... openat resumed>) = 3 [pid 5010] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5279 [pid 5006] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5278] <... setpgid resumed>) = 0 [pid 5276] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5006] <... openat resumed>) = 3 [pid 5279] <... chdir resumed>) = 0 [pid 5278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5276] <... write resumed>) = 4 [pid 5010] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] fstat(3, [pid 5279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5278] <... openat resumed>) = 3 [pid 5276] close(3 [pid 5010] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5279] <... prctl resumed>) = 0 [pid 5278] write(3, "1000", 4 [pid 5276] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5279] setpgid(0, 0 [pid 5278] <... write resumed>) = 4 [pid 5276] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5279] <... setpgid resumed>) = 0 [pid 5278] close(3 [pid 5276] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5278] <... close resumed>) = 0 [pid 5276] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] lstat("./44/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5279] <... openat resumed>) = 3 [pid 5278] symlink("/dev/binderfs", "./binderfs" [pid 5276] <... openat resumed>) = 3 [pid 5010] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./42/binderfs", [pid 5279] write(3, "1000", 4 [pid 5278] <... symlink resumed>) = 0 [pid 5276] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./44/binderfs" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5279] <... write resumed>) = 4 [pid 5278] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./49/binderfs", [pid 5279] close(3 [pid 5276] <... mmap resumed>) = 0x20fff000 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5279] <... close resumed>) = 0 [pid 5278] <... openat resumed>) = 3 [pid 5276] exit_group(0 [pid 5010] unlink("./49/binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5006] unlink("./42/binderfs" [pid 5279] symlink("/dev/binderfs", "./binderfs" [pid 5278] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5276] <... exit_group resumed>) = ? [pid 5010] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5279] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5006] <... unlink resumed>) = 0 [pid 5279] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5279] <... openat resumed>) = 3 [pid 5278] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] getdents64(3, [pid 5279] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... close resumed>) = 0 [pid 5279] <... mmap resumed>) = 0x20fff000 [pid 5278] exit_group(0 [pid 5276] +++ exited with 0 +++ [pid 5010] rmdir("./49" [pid 5008] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5279] exit_group(0 [pid 5278] <... exit_group resumed>) = ? [pid 5010] <... rmdir resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... close resumed>) = 0 [pid 5006] close(3 [pid 5279] <... exit_group resumed>) = ? [pid 5278] +++ exited with 0 +++ [pid 5010] mkdir("./50", 0777 [pid 5008] rmdir("./44" [pid 5006] <... close resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] rmdir("./42" [pid 5008] mkdir("./45", 0777 [pid 5006] <... rmdir resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] mkdir("./43", 0777 [pid 5279] +++ exited with 0 +++ [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5280 [pid 5009] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5281 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5282 attached ./strace-static-x86_64: Process 5281 attached ./strace-static-x86_64: Process 5280 attached [pid 5009] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5282] chdir("./43" [pid 5280] chdir("./50" [pid 5009] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5282 [pid 5282] <... chdir resumed>) = 0 [pid 5282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5282] setpgid(0, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5282] <... setpgid resumed>) = 0 [pid 5280] <... chdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] fstat(3, [pid 5282] <... openat resumed>) = 3 [pid 5281] chdir("./45" [pid 5280] <... prctl resumed>) = 0 [pid 5009] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5282] write(3, "1000", 4 [pid 5280] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5282] <... write resumed>) = 4 [pid 5280] <... setpgid resumed>) = 0 [pid 5009] lstat("./45/binderfs", [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5282] close(3) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5282] symlink("/dev/binderfs", "./binderfs" [pid 5009] unlink("./45/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5282] <... symlink resumed>) = 0 [pid 5280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5282] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5281] <... chdir resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5282] <... openat resumed>) = 3 [pid 5281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5280] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5282] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5281] <... prctl resumed>) = 0 [pid 5280] write(3, "1000", 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] lstat("./44/binderfs", [pid 5005] lstat("./39/binderfs", [pid 5282] <... mmap resumed>) = 0x20fff000 [pid 5281] setpgid(0, 0 [pid 5280] <... write resumed>) = 4 [pid 5009] close(3 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5282] exit_group(0 [pid 5281] <... setpgid resumed>) = 0 [pid 5280] close(3 [pid 5009] <... close resumed>) = 0 [pid 5007] unlink("./44/binderfs" [pid 5005] unlink("./39/binderfs" [pid 5282] <... exit_group resumed>) = ? [pid 5281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5280] <... close resumed>) = 0 [pid 5009] rmdir("./45" [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5282] +++ exited with 0 +++ [pid 5281] <... openat resumed>) = 3 [pid 5280] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] getdents64(3, [pid 5281] write(3, "1000", 4 [pid 5280] <... symlink resumed>) = 0 [pid 5009] mkdir("./46", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5282, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5281] <... write resumed>) = 4 [pid 5280] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 [pid 5007] close(3 [pid 5005] close(3 [pid 5281] close(3 [pid 5280] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... close resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5281] <... close resumed>) = 0 [pid 5280] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] rmdir("./44" [pid 5005] rmdir("./39"./strace-static-x86_64: Process 5283 attached [pid 5281] symlink("/dev/binderfs", "./binderfs" [pid 5280] <... mmap resumed>) = 0x20fff000 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5283 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5283] chdir("./46" [pid 5281] <... symlink resumed>) = 0 [pid 5280] exit_group(0 [pid 5007] mkdir("./45", 0777 [pid 5005] mkdir("./40", 0777 [pid 5283] <... chdir resumed>) = 0 [pid 5281] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5280] <... exit_group resumed>) = ? [pid 5007] <... mkdir resumed>) = 0 [pid 5283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5283] <... prctl resumed>) = 0 [pid 5281] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5283] setpgid(0, 0 [pid 5006] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5283] <... setpgid resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] fstat(3, [pid 5283] <... openat resumed>) = 3 [pid 5281] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5280] +++ exited with 0 +++ [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5283] write(3, "1000", 4 [pid 5281] <... mmap resumed>) = 0x20fff000 [pid 5006] getdents64(3, [pid 5283] <... write resumed>) = 4 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5283] close(3 [pid 5006] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5283] <... close resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5283] symlink("/dev/binderfs", "./binderfs" [pid 5006] lstat("./43/binderfs", [pid 5283] <... symlink resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5283] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5281] exit_group(0 [pid 5010] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5284 [pid 5006] unlink("./43/binderfs" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5285 ./strace-static-x86_64: Process 5285 attached ./strace-static-x86_64: Process 5284 attached [pid 5283] <... openat resumed>) = 3 [pid 5281] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5283] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... unlink resumed>) = 0 [pid 5285] chdir("./40" [pid 5283] <... mmap resumed>) = 0x20fff000 [pid 5281] +++ exited with 0 +++ [pid 5284] chdir("./45" [pid 5010] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, [pid 5285] <... chdir resumed>) = 0 [pid 5284] <... chdir resumed>) = 0 [pid 5283] exit_group(0 [pid 5010] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5281, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5283] <... exit_group resumed>) = ? [pid 5010] fstat(3, [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] close(3 [pid 5285] <... prctl resumed>) = 0 [pid 5284] <... prctl resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5283] +++ exited with 0 +++ [pid 5006] <... close resumed>) = 0 [pid 5285] setpgid(0, 0 [pid 5284] setpgid(0, 0 [pid 5010] getdents64(3, [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5283, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] rmdir("./43" [pid 5285] <... setpgid resumed>) = 0 [pid 5284] <... setpgid resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... rmdir resumed>) = 0 [pid 5285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./44", 0777 [pid 5285] <... openat resumed>) = 3 [pid 5284] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5285] write(3, "1000", 4 [pid 5284] write(3, "1000", 4 [pid 5010] lstat("./50/binderfs", [pid 5008] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5286 attached [pid 5285] <... write resumed>) = 4 [pid 5284] <... write resumed>) = 4 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5286] chdir("./44" [pid 5285] close(3 [pid 5284] close(3 [pid 5010] unlink("./50/binderfs" [pid 5009] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5286 [pid 5286] <... chdir resumed>) = 0 [pid 5285] <... close resumed>) = 0 [pid 5284] <... close resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5285] symlink("/dev/binderfs", "./binderfs" [pid 5284] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5009] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5286] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5285] <... symlink resumed>) = 0 [pid 5286] setpgid(0, 0 [pid 5285] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5284] <... symlink resumed>) = 0 [pid 5010] close(3 [pid 5009] fstat(3, [pid 5008] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5286] <... setpgid resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5285] <... openat resumed>) = 3 [pid 5284] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./50" [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5285] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] lstat("./45/binderfs", [pid 5284] <... openat resumed>) = 3 [pid 5010] mkdir("./51", 0777 [pid 5009] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5285] <... mmap resumed>) = 0x20fff000 [pid 5284] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./45/binderfs" [pid 5009] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] unlink("./46/binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5284] <... mmap resumed>) = 0x20fff000 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5287 [pid 5009] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5286] <... openat resumed>) = 3 [pid 5285] exit_group(0 [pid 5009] getdents64(3, [pid 5286] write(3, "1000", 4 [pid 5285] <... exit_group resumed>) = ? [pid 5284] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5287 attached [pid 5284] <... exit_group resumed>) = ? [pid 5009] close(3 [pid 5008] close(3 [pid 5287] chdir("./51" [pid 5285] +++ exited with 0 +++ [pid 5009] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5287] <... chdir resumed>) = 0 [pid 5009] rmdir("./46" [pid 5008] rmdir("./45" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5285, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5287] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5286] <... write resumed>) = 4 [pid 5284] +++ exited with 0 +++ [pid 5009] <... rmdir resumed>) = 0 [pid 5287] <... prctl resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5287] setpgid(0, 0 [pid 5286] close(3 [pid 5009] mkdir("./47", 0777 [pid 5008] mkdir("./46", 0777 [pid 5287] <... setpgid resumed>) = 0 [pid 5286] <... close resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... mkdir resumed>) = 0 [pid 5287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5286] symlink("/dev/binderfs", "./binderfs" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5287] <... openat resumed>) = 3 [pid 5286] <... symlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5287] write(3, "1000", 4 [pid 5007] <... openat resumed>) = 3 [pid 5005] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5289 attached [pid 5287] <... write resumed>) = 4 [pid 5286] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5289 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5288 [pid 5007] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5287] close(3 [pid 5286] <... openat resumed>) = 3 [pid 5289] chdir("./47" [pid 5287] <... close resumed>) = 0 [pid 5286] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5289] <... chdir resumed>) = 0 [pid 5287] symlink("/dev/binderfs", "./binderfs" [pid 5286] <... mmap resumed>) = 0x20fff000 [pid 5007] getdents64(3, ./strace-static-x86_64: Process 5288 attached [pid 5289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5287] <... symlink resumed>) = 0 [pid 5286] exit_group(0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... openat resumed>) = 3 [pid 5289] <... prctl resumed>) = 0 [pid 5288] chdir("./46" [pid 5287] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5286] <... exit_group resumed>) = ? [pid 5007] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5289] setpgid(0, 0 [pid 5288] <... chdir resumed>) = 0 [pid 5287] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5287] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] lstat("./45/binderfs", [pid 5005] getdents64(3, [pid 5287] <... mmap resumed>) = 0x20fff000 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5287] exit_group(0 [pid 5007] unlink("./45/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5289] <... setpgid resumed>) = 0 [pid 5288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5287] <... exit_group resumed>) = ? [pid 5286] +++ exited with 0 +++ [pid 5007] <... unlink resumed>) = 0 [pid 5005] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] lstat("./40/binderfs", [pid 5288] <... prctl resumed>) = 0 [pid 5287] +++ exited with 0 +++ [pid 5007] close(3 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5288] setpgid(0, 0 [pid 5007] <... close resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5289] <... openat resumed>) = 3 [pid 5288] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5287, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] rmdir("./45" [pid 5005] unlink("./40/binderfs" [pid 5289] write(3, "1000", 4 [pid 5010] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5289] <... write resumed>) = 4 [pid 5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./46", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... unlink resumed>) = 0 [pid 5289] close(3 [pid 5288] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5289] <... close resumed>) = 0 [pid 5288] write(3, "1000", 4 [pid 5010] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5289] symlink("/dev/binderfs", "./binderfs" [pid 5288] <... write resumed>) = 4 [pid 5010] fstat(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] fstat(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] getdents64(3, [pid 5006] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./44/binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5010] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5290 [pid 5006] getdents64(3, [pid 5005] rmdir("./40" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3) = 0 [pid 5006] rmdir("./44" [pid 5288] close(3 [pid 5010] lstat("./51/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5290 attached [pid 5288] <... close resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./45", 0777 [pid 5005] mkdir("./41", 0777 [pid 5290] chdir("./46" [pid 5289] <... symlink resumed>) = 0 [pid 5288] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./51/binderfs" [pid 5006] <... mkdir resumed>) = 0 [pid 5290] <... chdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... mkdir resumed>) = 0 [pid 5290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5289] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5288] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5290] <... prctl resumed>) = 0 [pid 5010] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5291 [pid 5290] setpgid(0, 0) = 0 [pid 5290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5288] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5292 [pid 5010] close(3 [pid 5290] write(3, "1000", 4 [pid 5010] <... close resumed>) = 0 [pid 5290] <... write resumed>) = 4 [pid 5010] rmdir("./51" [pid 5290] close(3./strace-static-x86_64: Process 5292 attached ) = 0 [pid 5292] chdir("./41" [pid 5290] symlink("/dev/binderfs", "./binderfs" [pid 5289] <... openat resumed>) = 3 [pid 5288] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5291 attached [pid 5292] <... chdir resumed>) = 0 [pid 5290] <... symlink resumed>) = 0 [pid 5289] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5288] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./52", 0777 [pid 5292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5291] chdir("./45" [pid 5290] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5292] <... prctl resumed>) = 0 [pid 5290] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5292] setpgid(0, 0 [pid 5290] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5288] <... mmap resumed>) = 0x20fff000 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5292] <... setpgid resumed>) = 0 [pid 5291] <... chdir resumed>) = 0 [pid 5290] <... mmap resumed>) = 0x20fff000 [pid 5289] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5293 attached [pid 5292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5290] exit_group(0 [pid 5289] exit_group(0 [pid 5288] exit_group(0 [pid 5293] chdir("./52" [pid 5292] <... openat resumed>) = 3 [pid 5291] <... prctl resumed>) = 0 [pid 5290] <... exit_group resumed>) = ? [pid 5289] <... exit_group resumed>) = ? [pid 5288] <... exit_group resumed>) = ? [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5293 [pid 5293] <... chdir resumed>) = 0 [pid 5292] write(3, "1000", 4 [pid 5291] setpgid(0, 0 [pid 5290] +++ exited with 0 +++ [pid 5292] <... write resumed>) = 4 [pid 5292] close(3) = 0 [pid 5292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5288] +++ exited with 0 +++ [pid 5292] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5292] <... openat resumed>) = 3 [pid 5292] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5291] <... setpgid resumed>) = 0 [pid 5292] <... mmap resumed>) = 0x20fff000 [pid 5289] +++ exited with 0 +++ [pid 5292] exit_group(0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5292] <... exit_group resumed>) = ? [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5292] +++ exited with 0 +++ [pid 5291] <... openat resumed>) = 3 [pid 5291] write(3, "1000", 4 [pid 5293] <... prctl resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5293] setpgid(0, 0 [pid 5291] <... write resumed>) = 4 [pid 5009] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5293] <... setpgid resumed>) = 0 [pid 5291] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5007] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5291] <... close resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5291] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] fstat(3, [pid 5009] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5291] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5291] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5293] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5291] <... openat resumed>) = 3 [pid 5009] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./46/binderfs", [pid 5007] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5293] write(3, "1000", 4 [pid 5291] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5293] <... write resumed>) = 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./47/binderfs", [pid 5008] unlink("./46/binderfs" [pid 5007] lstat("./46/binderfs", [pid 5005] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5293] close(3 [pid 5291] <... mmap resumed>) = 0x20fff000 [pid 5009] unlink("./47/binderfs" [pid 5008] getdents64(3, [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5291] exit_group(0 [pid 5009] <... unlink resumed>) = 0 [pid 5293] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] unlink("./46/binderfs" [pid 5005] fstat(3, [pid 5293] symlink("/dev/binderfs", "./binderfs" [pid 5291] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5008] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] close(3 [pid 5008] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] getdents64(3, [pid 5293] <... symlink resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] rmdir("./46" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] rmdir("./47" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5293] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5291] +++ exited with 0 +++ [pid 5008] <... rmdir resumed>) = 0 [pid 5007] close(3 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./47", 0777 [pid 5293] <... openat resumed>) = 3 [pid 5009] mkdir("./48", 0777 [pid 5007] rmdir("./46" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5005] lstat("./41/binderfs", [pid 5006] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] mkdir("./47", 0777 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] unlink("./41/binderfs" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] unlink("./45/binderfs" [pid 5005] getdents64(3, [pid 5006] <... unlink resumed>) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] rmdir("./45") = 0 [pid 5005] close(3 [pid 5006] mkdir("./46", 0777) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5296 attached [pid 5293] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5294 [pid 5005] <... close resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5297 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5296 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5295 [pid 5005] rmdir("./41"./strace-static-x86_64: Process 5294 attached [pid 5294] chdir("./48" [pid 5293] <... mmap resumed>) = 0x20fff000 [pid 5294] <... chdir resumed>) = 0 [pid 5294] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5295 attached ) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5295] chdir("./47" [pid 5294] setpgid(0, 0 [pid 5293] exit_group(0 [pid 5005] mkdir("./42", 0777 [pid 5295] <... chdir resumed>) = 0 [pid 5294] <... setpgid resumed>) = 0 [pid 5295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5295] <... prctl resumed>) = 0 [pid 5294] <... openat resumed>) = 3 [pid 5293] <... exit_group resumed>) = ? [pid 5005] <... mkdir resumed>) = 0 [pid 5295] setpgid(0, 0 [pid 5294] write(3, "1000", 4 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5295] <... setpgid resumed>) = 0 [pid 5294] <... write resumed>) = 4 [pid 5295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5294] close(3 [pid 5295] <... openat resumed>) = 3 [pid 5294] <... close resumed>) = 0 [pid 5295] write(3, "1000", 4 [pid 5294] symlink("/dev/binderfs", "./binderfs" [pid 5295] <... write resumed>) = 4 [pid 5294] <... symlink resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5298 [pid 5295] close(3 [pid 5294] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5296] chdir("./47" [pid 5295] <... close resumed>) = 0 [pid 5294] <... openat resumed>) = 3 [pid 5293] +++ exited with 0 +++ ./strace-static-x86_64: Process 5298 attached [pid 5295] symlink("/dev/binderfs", "./binderfs" [pid 5296] <... chdir resumed>) = 0 [pid 5294] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5297 attached [pid 5298] chdir("./42" [pid 5296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5295] <... symlink resumed>) = 0 [pid 5294] <... mmap resumed>) = 0x20fff000 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5298] <... chdir resumed>) = 0 [pid 5296] <... prctl resumed>) = 0 [pid 5295] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5294] exit_group(0 [pid 5298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5296] setpgid(0, 0 [pid 5295] <... openat resumed>) = 3 [pid 5294] <... exit_group resumed>) = ? [pid 5010] <... restart_syscall resumed>) = 0 [pid 5298] <... prctl resumed>) = 0 [pid 5297] chdir("./46" [pid 5296] <... setpgid resumed>) = 0 [pid 5295] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5294] +++ exited with 0 +++ [pid 5298] setpgid(0, 0 [pid 5297] <... chdir resumed>) = 0 [pid 5296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5295] <... mmap resumed>) = 0x20fff000 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5298] <... setpgid resumed>) = 0 [pid 5297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5296] <... openat resumed>) = 3 [pid 5295] exit_group(0 [pid 5010] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5297] <... prctl resumed>) = 0 [pid 5296] write(3, "1000", 4 [pid 5295] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5298] <... openat resumed>) = 3 [pid 5297] setpgid(0, 0 [pid 5296] <... write resumed>) = 4 [pid 5295] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5298] write(3, "1000", 4 [pid 5297] <... setpgid resumed>) = 0 [pid 5296] close(3 [pid 5298] <... write resumed>) = 4 [pid 5010] <... openat resumed>) = 3 [pid 5298] close(3 [pid 5296] <... close resumed>) = 0 [pid 5298] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5296] symlink("/dev/binderfs", "./binderfs" [pid 5298] symlink("/dev/binderfs", "./binderfs" [pid 5297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5298] <... symlink resumed>) = 0 [pid 5296] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5298] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5297] <... openat resumed>) = 3 [pid 5296] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5298] <... openat resumed>) = 3 [pid 5297] write(3, "1000", 4 [pid 5296] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5298] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5297] <... write resumed>) = 4 [pid 5296] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5007] <... openat resumed>) = 3 [pid 5298] <... mmap resumed>) = 0x20fff000 [pid 5297] close(3 [pid 5298] exit_group(0 [pid 5297] <... close resumed>) = 0 [pid 5296] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] fstat(3, [pid 5298] <... exit_group resumed>) = ? [pid 5297] symlink("/dev/binderfs", "./binderfs" [pid 5296] exit_group(0 [pid 5010] lstat("./52/binderfs", [pid 5009] getdents64(3, [pid 5298] +++ exited with 0 +++ [pid 5297] <... symlink resumed>) = 0 [pid 5296] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5297] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] unlink("./52/binderfs" [pid 5009] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5297] <... openat resumed>) = 3 [pid 5296] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5009] lstat("./48/binderfs", [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5297] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5297] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5009] unlink("./48/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5297] exit_group(0) = ? [pid 5010] <... close resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] lstat("./47/binderfs", [pid 5010] rmdir("./52" [pid 5009] getdents64(3, [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] unlink("./47/binderfs" [pid 5005] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5297] +++ exited with 0 +++ [pid 5010] mkdir("./53", 0777 [pid 5009] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5005] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] rmdir("./48" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5299 attached [pid 5009] <... rmdir resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] close(3 [pid 5005] fstat(3, [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5299 [pid 5009] mkdir("./49", 0777 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5299] chdir("./53" [pid 5009] <... mkdir resumed>) = 0 [pid 5008] fstat(3, [pid 5007] rmdir("./47" [pid 5006] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5299] <... chdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... rmdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5299] <... prctl resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5299] setpgid(0, 0 [pid 5007] mkdir("./48", 0777 [pid 5006] fstat(3, [pid 5299] <... setpgid resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5005] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5299] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5300 [pid 5008] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5299] write(3, "1000", 4 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5300 attached [pid 5299] <... write resumed>) = 4 [pid 5008] lstat("./47/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5299] close(3 [pid 5006] lstat("./46/binderfs", [pid 5299] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5299] symlink("/dev/binderfs", "./binderfs" [pid 5006] unlink("./46/binderfs" [pid 5299] <... symlink resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] lstat("./42/binderfs", [pid 5300] chdir("./49" [pid 5299] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] unlink("./47/binderfs" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5301 [pid 5006] getdents64(3, [pid 5300] <... chdir resumed>) = 0 [pid 5299] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5299] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... unlink resumed>) = 0 [pid 5006] close(3 [pid 5005] unlink("./42/binderfs"./strace-static-x86_64: Process 5301 attached [pid 5300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5299] <... mmap resumed>) = 0x20fff000 [pid 5008] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5301] chdir("./48" [pid 5300] <... prctl resumed>) = 0 [pid 5299] exit_group(0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./46" [pid 5005] <... unlink resumed>) = 0 [pid 5301] <... chdir resumed>) = 0 [pid 5300] setpgid(0, 0 [pid 5299] <... exit_group resumed>) = ? [pid 5008] close(3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5300] <... setpgid resumed>) = 0 [pid 5299] +++ exited with 0 +++ [pid 5008] <... close resumed>) = 0 [pid 5006] mkdir("./47", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5301] <... prctl resumed>) = 0 [pid 5300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] rmdir("./47" [pid 5006] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5301] setpgid(0, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5302 attached [pid 5301] <... setpgid resumed>) = 0 [pid 5300] <... openat resumed>) = 3 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... rmdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5300] write(3, "1000", 4 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] mkdir("./48", 0777 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5302 [pid 5005] rmdir("./42" [pid 5301] <... openat resumed>) = 3 [pid 5300] <... write resumed>) = 4 [pid 5301] write(3, "1000", 4) = 4 [pid 5008] <... mkdir resumed>) = 0 [pid 5301] close(3) = 0 [pid 5301] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5300] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5301] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5301] <... openat resumed>) = 3 [pid 5301] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5302] chdir("./47" [pid 5301] <... mmap resumed>) = 0x20fff000 [pid 5300] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./43", 0777 [pid 5302] <... chdir resumed>) = 0 [pid 5301] exit_group(0 [pid 5300] symlink("/dev/binderfs", "./binderfs" [pid 5010] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5303 [pid 5301] <... exit_group resumed>) = ? [pid 5302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5301] +++ exited with 0 +++ [pid 5300] <... symlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5303 attached [pid 5300] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] chdir("./48" [pid 5300] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5303] <... chdir resumed>) = 0 [pid 5303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5303] setpgid(0, 0) = 0 [pid 5303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5300] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5302] <... prctl resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5303] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5303] write(3, "1000", 4 [pid 5010] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5304 [pid 5303] <... write resumed>) = 4 [pid 5302] setpgid(0, 0 [pid 5300] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5304 attached [pid 5303] close(3 [pid 5302] <... setpgid resumed>) = 0 [pid 5300] exit_group(0 [pid 5010] lstat("./53/binderfs", [pid 5007] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] chdir("./43" [pid 5303] <... close resumed>) = 0 [pid 5300] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] <... chdir resumed>) = 0 [pid 5303] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./53/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5303] <... symlink resumed>) = 0 [pid 5304] <... prctl resumed>) = 0 [pid 5303] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5304] setpgid(0, 0 [pid 5303] <... openat resumed>) = 3 [pid 5300] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5304] <... setpgid resumed>) = 0 [pid 5303] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5303] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5007] fstat(3, [pid 5304] <... openat resumed>) = 3 [pid 5303] exit_group(0 [pid 5302] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] write(3, "1000", 4 [pid 5303] <... exit_group resumed>) = ? [pid 5302] write(3, "1000", 4 [pid 5010] rmdir("./53" [pid 5009] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5304] <... write resumed>) = 4 [pid 5302] <... write resumed>) = 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5303] +++ exited with 0 +++ [pid 5304] close(3 [pid 5302] close(3 [pid 5010] mkdir("./54", 0777 [pid 5009] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... close resumed>) = 0 [pid 5302] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5304] symlink("/dev/binderfs", "./binderfs" [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5304] <... symlink resumed>) = 0 [pid 5302] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] fstat(3, [pid 5007] lstat("./48/binderfs", [pid 5304] <... openat resumed>) = 3 [pid 5302] <... symlink resumed>) = 0 [pid 5008] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5305 [pid 5009] getdents64(3, [pid 5008] fstat(3, [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5302] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] unlink("./48/binderfs" [pid 5008] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5305 attached [pid 5304] <... mmap resumed>) = 0x20fff000 [pid 5008] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] chdir("./54" [pid 5304] exit_group(0 [pid 5302] <... openat resumed>) = 3 [pid 5009] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5305] <... chdir resumed>) = 0 [pid 5304] <... exit_group resumed>) = ? [pid 5302] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./48/binderfs", [pid 5007] getdents64(3, [pid 5305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] lstat("./49/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5305] <... prctl resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./48/binderfs" [pid 5007] close(3 [pid 5305] setpgid(0, 0 [pid 5009] unlink("./49/binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5305] <... setpgid resumed>) = 0 [pid 5008] getdents64(3, [pid 5305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./48" [pid 5302] <... mmap resumed>) = 0x20fff000 [pid 5305] <... openat resumed>) = 3 [pid 5304] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5008] close(3 [pid 5305] write(3, "1000", 4 [pid 5008] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5305] <... write resumed>) = 4 [pid 5302] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] rmdir("./48" [pid 5007] mkdir("./49", 0777 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5305] close(3 [pid 5302] <... exit_group resumed>) = ? [pid 5009] close(3 [pid 5008] <... rmdir resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5008] mkdir("./49", 0777 [pid 5305] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... close resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5305] <... symlink resumed>) = 0 [pid 5009] rmdir("./49" [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... restart_syscall resumed>) = 0 [pid 5305] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5302] +++ exited with 0 +++ [pid 5009] <... rmdir resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5009] mkdir("./50", 0777 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5306 [pid 5305] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5307 attached [pid 5305] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5307 [pid 5006] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] exit_group(0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... exit_group resumed>) = ? [pid 5006] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5308 attached [pid 5307] chdir("./49" [pid 5305] +++ exited with 0 +++ [pid 5006] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... chdir resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5308 [pid 5006] fstat(3, [pid 5005] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] <... prctl resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] getdents64(3, [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5306 attached [pid 5307] setpgid(0, 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] fstat(3, [pid 5308] chdir("./50" [pid 5307] <... setpgid resumed>) = 0 [pid 5306] chdir("./49" [pid 5006] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] <... chdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... chdir resumed>) = 0 [pid 5307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] lstat("./47/binderfs", [pid 5005] getdents64(3, [pid 5308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5307] <... openat resumed>) = 3 [pid 5306] <... prctl resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] <... prctl resumed>) = 0 [pid 5307] write(3, "1000", 4 [pid 5306] setpgid(0, 0 [pid 5010] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] unlink("./47/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5308] setpgid(0, 0 [pid 5307] <... write resumed>) = 4 [pid 5306] <... setpgid resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... setpgid resumed>) = 0 [pid 5307] close(3 [pid 5306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5307] <... close resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./43/binderfs", [pid 5308] <... openat resumed>) = 3 [pid 5307] symlink("/dev/binderfs", "./binderfs" [pid 5306] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5006] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] write(3, "1000", 4 [pid 5307] <... symlink resumed>) = 0 [pid 5306] <... write resumed>) = 4 [pid 5006] <... close resumed>) = 0 [pid 5308] <... write resumed>) = 4 [pid 5307] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5306] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] rmdir("./47" [pid 5005] unlink("./43/binderfs" [pid 5308] close(3 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... close resumed>) = 0 [pid 5010] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5308] <... close resumed>) = 0 [pid 5307] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5306] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] mkdir("./48", 0777 [pid 5005] <... unlink resumed>) = 0 [pid 5308] symlink("/dev/binderfs", "./binderfs" [pid 5307] <... mmap resumed>) = 0x20fff000 [pid 5306] <... symlink resumed>) = 0 [pid 5010] lstat("./54/binderfs", [pid 5306] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5307] exit_group(0 [pid 5306] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./54/binderfs" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... symlink resumed>) = 0 [pid 5307] <... exit_group resumed>) = ? [pid 5306] <... mmap resumed>) = 0x20fff000 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5306] exit_group(0 [pid 5010] <... unlink resumed>) = 0 [pid 5306] <... exit_group resumed>) = ? [pid 5306] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5005] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5309 [pid 5005] <... close resumed>) = 0 [pid 5010] close(3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] rmdir("./43" [pid 5308] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... close resumed>) = 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5309 attached ) = 0 [pid 5309] chdir("./48" [pid 5010] rmdir("./54" [pid 5005] <... rmdir resumed>) = 0 [pid 5309] <... chdir resumed>) = 0 [pid 5308] <... openat resumed>) = 3 [pid 5309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./44", 0777 [pid 5309] <... prctl resumed>) = 0 [pid 5308] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5307] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5309] setpgid(0, 0 [pid 5008] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5309] <... setpgid resumed>) = 0 [pid 5010] mkdir("./55", 0777 [pid 5008] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] fstat(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5309] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5309] write(3, "1000", 4 [pid 5008] getdents64(3, [pid 5007] <... restart_syscall resumed>) = 0 [pid 5309] <... write resumed>) = 4 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5309] close(3 [pid 5008] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5309] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5309] symlink("/dev/binderfs", "./binderfs" [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] lstat("./49/binderfs", [pid 5309] <... symlink resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5309] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] unlink("./49/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5310 [pid 5309] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5309] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5311 [pid 5008] getdents64(3, [pid 5309] <... mmap resumed>) = 0x20fff000 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5310 attached [pid 5309] exit_group(0 [pid 5008] close(3 [pid 5007] fstat(3, [pid 5310] chdir("./44" [pid 5309] <... exit_group resumed>) = ? [pid 5308] <... mmap resumed>) = 0x20fff000 [pid 5008] <... close resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5311 attached [pid 5310] <... chdir resumed>) = 0 [pid 5309] +++ exited with 0 +++ [pid 5008] rmdir("./49" [pid 5007] getdents64(3, [pid 5308] exit_group(0 [pid 5311] chdir("./55" [pid 5310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5310] <... prctl resumed>) = 0 [pid 5308] <... exit_group resumed>) = ? [pid 5008] mkdir("./50", 0777 [pid 5007] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5310] setpgid(0, 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5310] <... setpgid resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] lstat("./49/binderfs", [pid 5311] <... chdir resumed>) = 0 [pid 5310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5308] +++ exited with 0 +++ [pid 5310] <... openat resumed>) = 3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5312 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5310] write(3, "1000", 4 [pid 5007] unlink("./49/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5311] <... prctl resumed>) = 0 [pid 5310] <... write resumed>) = 4 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5310] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5311] setpgid(0, 0 [pid 5310] <... close resumed>) = 0 [pid 5009] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5311] <... setpgid resumed>) = 0 [pid 5310] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5310] <... symlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] fstat(3, [pid 5310] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... openat resumed>) = 3 [pid 5311] <... openat resumed>) = 3 [pid 5310] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5007] close(3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5312 attached [pid 5311] write(3, "1000", 4 [pid 5310] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5312] chdir("./50" [pid 5311] <... write resumed>) = 4 [pid 5310] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5007] rmdir("./49" [pid 5311] close(3 [pid 5310] exit_group(0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5310] <... exit_group resumed>) = ? [pid 5312] <... chdir resumed>) = 0 [pid 5311] <... close resumed>) = 0 [pid 5009] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5311] symlink("/dev/binderfs", "./binderfs" [pid 5310] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./50", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5312] <... prctl resumed>) = 0 [pid 5311] <... symlink resumed>) = 0 [pid 5009] lstat("./50/binderfs", [pid 5007] <... mkdir resumed>) = 0 [pid 5006] lstat("./48/binderfs", [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] unlink("./50/binderfs" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5312] setpgid(0, 0 [pid 5311] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... unlink resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] unlink("./48/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5312] <... setpgid resumed>) = 0 [pid 5311] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5313 [pid 5006] getdents64(3, [pid 5311] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... close resumed>) = 0 [pid 5006] close(3 [pid 5005] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5313 attached [pid 5311] <... mmap resumed>) = 0x20fff000 [pid 5009] rmdir("./50" [pid 5006] <... close resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5312] <... openat resumed>) = 3 [pid 5311] exit_group(0 [pid 5009] <... rmdir resumed>) = 0 [pid 5006] rmdir("./48" [pid 5005] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5313] chdir("./50" [pid 5312] write(3, "1000", 4 [pid 5311] <... exit_group resumed>) = ? [pid 5009] mkdir("./51", 0777 [pid 5313] <... chdir resumed>) = 0 [pid 5312] <... write resumed>) = 4 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5312] close(3 [pid 5009] <... mkdir resumed>) = 0 [pid 5005] fstat(3, [pid 5313] <... prctl resumed>) = 0 [pid 5312] <... close resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] mkdir("./49", 0777 [pid 5313] setpgid(0, 0 [pid 5312] symlink("/dev/binderfs", "./binderfs" [pid 5311] +++ exited with 0 +++ [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5314 attached [pid 5313] <... setpgid resumed>) = 0 [pid 5312] <... symlink resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5314] chdir("./51" [pid 5313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5312] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5314 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5314] <... chdir resumed>) = 0 [pid 5313] <... openat resumed>) = 3 [pid 5312] <... openat resumed>) = 3 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5005] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5315 attached [pid 5314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5313] write(3, "1000", 4 [pid 5312] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5315 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5315] chdir("./49" [pid 5314] <... prctl resumed>) = 0 [pid 5313] <... write resumed>) = 4 [pid 5312] <... mmap resumed>) = 0x20fff000 [pid 5005] lstat("./44/binderfs", [pid 5315] <... chdir resumed>) = 0 [pid 5314] setpgid(0, 0 [pid 5313] close(3 [pid 5312] exit_group(0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5314] <... setpgid resumed>) = 0 [pid 5313] <... close resumed>) = 0 [pid 5312] <... exit_group resumed>) = ? [pid 5010] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] unlink("./44/binderfs" [pid 5315] <... prctl resumed>) = 0 [pid 5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5313] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... unlink resumed>) = 0 [pid 5315] setpgid(0, 0 [pid 5314] <... openat resumed>) = 3 [pid 5313] <... symlink resumed>) = 0 [pid 5312] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] getdents64(3, [pid 5315] <... setpgid resumed>) = 0 [pid 5314] write(3, "1000", 4 [pid 5313] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5314] <... write resumed>) = 4 [pid 5010] fstat(3, [pid 5005] close(3 [pid 5313] <... openat resumed>) = 3 [pid 5315] <... openat resumed>) = 3 [pid 5314] close(3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... close resumed>) = 0 [pid 5313] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5315] write(3, "1000", 4 [pid 5314] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5005] rmdir("./44" [pid 5315] <... write resumed>) = 4 [pid 5314] symlink("/dev/binderfs", "./binderfs" [pid 5313] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... rmdir resumed>) = 0 [pid 5315] close(3 [pid 5314] <... symlink resumed>) = 0 [pid 5313] exit_group(0 [pid 5010] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./45", 0777 [pid 5315] <... close resumed>) = 0 [pid 5314] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5313] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5315] symlink("/dev/binderfs", "./binderfs" [pid 5314] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5315] <... symlink resumed>) = 0 [pid 5314] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5313] +++ exited with 0 +++ [pid 5010] lstat("./55/binderfs", [pid 5008] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5315] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] unlink("./55/binderfs" [pid 5008] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5314] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] getdents64(3, [pid 5008] fstat(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] close(3 [pid 5008] getdents64(3, [pid 5315] <... openat resumed>) = 3 [pid 5314] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5315] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5314] <... exit_group resumed>) = ? [pid 5010] rmdir("./55" [pid 5008] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5316 [pid 5315] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5316 attached [pid 5010] mkdir("./56", 0777 [pid 5008] lstat("./50/binderfs", [pid 5316] chdir("./45" [pid 5315] exit_group(0 [pid 5314] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5316] <... chdir resumed>) = 0 [pid 5315] <... exit_group resumed>) = ? [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] unlink("./50/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5315] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5314, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5316] <... prctl resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5317 [pid 5009] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5316] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5316] <... setpgid resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] close(3 [pid 5007] fstat(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5317 attached [pid 5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... openat resumed>) = 3 [pid 5008] <... close resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5316] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5008] rmdir("./50" [pid 5007] getdents64(3, [pid 5317] chdir("./56" [pid 5316] write(3, "1000", 4 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5317] <... chdir resumed>) = 0 [pid 5316] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5007] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5316] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] mkdir("./51", 0777 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5317] <... prctl resumed>) = 0 [pid 5316] <... close resumed>) = 0 [pid 5009] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./50/binderfs", [pid 5317] setpgid(0, 0 [pid 5316] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... mkdir resumed>) = 0 [pid 5317] <... setpgid resumed>) = 0 [pid 5316] <... symlink resumed>) = 0 [pid 5009] lstat("./51/binderfs", [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5316] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./50/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5318 attached [pid 5317] <... openat resumed>) = 3 [pid 5316] <... openat resumed>) = 3 [pid 5009] unlink("./51/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5318 [pid 5318] chdir("./51" [pid 5317] write(3, "1000", 4 [pid 5316] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5318] <... chdir resumed>) = 0 [pid 5317] <... write resumed>) = 4 [pid 5316] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5317] close(3 [pid 5316] exit_group(0 [pid 5009] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] fstat(3, [pid 5318] <... prctl resumed>) = 0 [pid 5317] <... close resumed>) = 0 [pid 5316] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5318] setpgid(0, 0 [pid 5317] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5318] <... setpgid resumed>) = 0 [pid 5317] <... symlink resumed>) = 0 [pid 5316] +++ exited with 0 +++ [pid 5009] close(3 [pid 5007] rmdir("./50" [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5317] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5318] <... openat resumed>) = 3 [pid 5317] <... openat resumed>) = 3 [pid 5009] rmdir("./51" [pid 5007] mkdir("./51", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5318] write(3, "1000", 4 [pid 5317] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] lstat("./49/binderfs", [pid 5318] <... write resumed>) = 4 [pid 5317] <... mmap resumed>) = 0x20fff000 [pid 5009] mkdir("./52", 0777 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5319 attached [pid 5318] close(3 [pid 5317] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] unlink("./49/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5319] chdir("./51" [pid 5318] <... close resumed>) = 0 [pid 5317] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5319 [pid 5006] <... unlink resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5319] <... chdir resumed>) = 0 [pid 5318] symlink("/dev/binderfs", "./binderfs" [pid 5317] +++ exited with 0 +++ [pid 5006] getdents64(3, [pid 5319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5319] <... prctl resumed>) = 0 [pid 5318] <... symlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5320 [pid 5006] close(3 [pid 5005] fstat(3, [pid 5319] setpgid(0, 0 [pid 5006] <... close resumed>) = 0 [pid 5319] <... setpgid resumed>) = 0 [pid 5006] rmdir("./49" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5319] <... openat resumed>) = 3 [pid 5318] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./50", 0777./strace-static-x86_64: Process 5320 attached [pid 5319] write(3, "1000", 4 [pid 5318] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5320] chdir("./52" [pid 5319] <... write resumed>) = 4 [pid 5318] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5320] <... chdir resumed>) = 0 [pid 5319] close(3 [pid 5318] <... mmap resumed>) = 0x20fff000 [pid 5010] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5319] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5318] exit_group(0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5321 [pid 5005] lstat("./45/binderfs", [pid 5320] <... prctl resumed>) = 0 [pid 5319] symlink("/dev/binderfs", "./binderfs" [pid 5318] <... exit_group resumed>) = ? [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5321 attached [pid 5320] setpgid(0, 0 [pid 5319] <... symlink resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5321] chdir("./50" [pid 5320] <... setpgid resumed>) = 0 [pid 5319] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5318] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5005] unlink("./45/binderfs" [pid 5321] <... chdir resumed>) = 0 [pid 5320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5319] <... openat resumed>) = 3 [pid 5005] <... unlink resumed>) = 0 [pid 5319] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5318, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5005] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3) = 0 [pid 5005] rmdir("./45" [pid 5320] <... openat resumed>) = 3 [pid 5319] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... rmdir resumed>) = 0 [pid 5320] write(3, "1000", 4 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5010] lstat("./56/binderfs", [pid 5005] mkdir("./46", 0777 [pid 5321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5320] <... write resumed>) = 4 [pid 5319] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5321] <... prctl resumed>) = 0 [pid 5320] close(3 [pid 5319] <... exit_group resumed>) = ? [pid 5010] unlink("./56/binderfs" [pid 5005] <... mkdir resumed>) = 0 [pid 5320] <... close resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... unlink resumed>) = 0 [pid 5008] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5322 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5320] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5008] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5010] rmdir("./56" [pid 5008] fstat(3, ./strace-static-x86_64: Process 5322 attached [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] mkdir("./57", 0777 [pid 5008] getdents64(3, [pid 5322] chdir("./46") = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./51/binderfs", [pid 5322] <... prctl resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5322] setpgid(0, 0 [pid 5008] unlink("./51/binderfs" [pid 5322] <... setpgid resumed>) = 0 [pid 5322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... unlink resumed>) = 0 [pid 5322] <... openat resumed>) = 3 [pid 5321] setpgid(0, 0 [pid 5320] <... symlink resumed>) = 0 [pid 5319] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5323 [pid 5008] getdents64(3, [pid 5322] write(3, "1000", 4 [pid 5321] <... setpgid resumed>) = 0 [pid 5320] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5322] <... write resumed>) = 4 [pid 5008] close(3 [pid 5322] close(3 [pid 5008] <... close resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] rmdir("./51" [pid 5007] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5323 attached [pid 5322] <... close resumed>) = 0 [pid 5323] chdir("./57" [pid 5322] symlink("/dev/binderfs", "./binderfs" [pid 5320] <... openat resumed>) = 3 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5323] <... chdir resumed>) = 0 [pid 5322] <... symlink resumed>) = 0 [pid 5321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5320] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] mkdir("./52", 0777 [pid 5007] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5322] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5321] <... openat resumed>) = 3 [pid 5320] <... mmap resumed>) = 0x20fff000 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5323] <... prctl resumed>) = 0 [pid 5322] <... openat resumed>) = 3 [pid 5321] write(3, "1000", 4 [pid 5320] exit_group(0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] fstat(3, [pid 5323] setpgid(0, 0 [pid 5322] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5321] <... write resumed>) = 4 [pid 5320] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5324 attached [pid 5323] <... setpgid resumed>) = 0 [pid 5322] <... mmap resumed>) = 0x20fff000 [pid 5321] close(3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5324] chdir("./52" [pid 5323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5322] exit_group(0 [pid 5321] <... close resumed>) = 0 [pid 5320] +++ exited with 0 +++ [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5324 [pid 5007] getdents64(3, [pid 5324] <... chdir resumed>) = 0 [pid 5323] <... openat resumed>) = 3 [pid 5322] <... exit_group resumed>) = ? [pid 5321] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5321] <... symlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5324] <... prctl resumed>) = 0 [pid 5323] write(3, "1000", 4 [pid 5322] +++ exited with 0 +++ [pid 5321] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5324] setpgid(0, 0 [pid 5323] <... write resumed>) = 4 [pid 5321] <... openat resumed>) = 3 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5007] lstat("./51/binderfs", [pid 5324] <... setpgid resumed>) = 0 [pid 5323] close(3 [pid 5321] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5323] <... close resumed>) = 0 [pid 5321] <... mmap resumed>) = 0x20fff000 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5007] unlink("./51/binderfs" [pid 5324] <... openat resumed>) = 3 [pid 5323] symlink("/dev/binderfs", "./binderfs" [pid 5321] exit_group(0 [pid 5009] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... restart_syscall resumed>) = 0 [pid 5324] write(3, "1000", 4 [pid 5323] <... symlink resumed>) = 0 [pid 5321] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5324] <... write resumed>) = 4 [pid 5323] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5005] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5323] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5324] close(3 [pid 5323] <... mmap resumed>) = 0x20fff000 [pid 5321] +++ exited with 0 +++ [pid 5009] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] getdents64(3, [pid 5324] <... close resumed>) = 0 [pid 5323] exit_group(0 [pid 5005] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... openat resumed>) = 3 [pid 5324] symlink("/dev/binderfs", "./binderfs" [pid 5323] <... exit_group resumed>) = ? [pid 5009] fstat(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5324] <... symlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] close(3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5321, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5324] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5324] <... openat resumed>) = 3 [pid 5323] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] rmdir("./51" [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] fstat(3, [pid 5324] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] getdents64(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5005] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5324] <... mmap resumed>) = 0x20fff000 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./52/binderfs", [pid 5007] mkdir("./52", 0777 [pid 5005] lstat("./46/binderfs", [pid 5324] exit_group(0 [pid 5010] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./52/binderfs" [pid 5005] unlink("./46/binderfs" [pid 5324] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... unlink resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5010] fstat(3, [pid 5009] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3 [pid 5010] getdents64(3, [pid 5009] close(3 [pid 5005] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... close resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] rmdir("./46"./strace-static-x86_64: Process 5325 attached [pid 5324] +++ exited with 0 +++ [pid 5010] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] rmdir("./52" [pid 5006] fstat(3, [pid 5005] <... rmdir resumed>) = 0 [pid 5325] chdir("./52" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... rmdir resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5325 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] mkdir("./47", 0777 [pid 5325] <... chdir resumed>) = 0 [pid 5010] lstat("./57/binderfs", [pid 5009] mkdir("./53", 0777 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] getdents64(3, [pid 5005] <... mkdir resumed>) = 0 [pid 5325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5325] <... prctl resumed>) = 0 [pid 5010] unlink("./57/binderfs" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5325] setpgid(0, 0 [pid 5010] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5325] <... setpgid resumed>) = 0 [pid 5006] lstat("./50/binderfs", ./strace-static-x86_64: Process 5327 attached ./strace-static-x86_64: Process 5326 attached [pid 5325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5326 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5327] chdir("./53" [pid 5326] chdir("./47" [pid 5325] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5327 [pid 5008] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./50/binderfs" [pid 5327] <... chdir resumed>) = 0 [pid 5326] <... chdir resumed>) = 0 [pid 5325] write(3, "1000", 4 [pid 5010] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5325] <... write resumed>) = 4 [pid 5010] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... unlink resumed>) = 0 [pid 5327] <... prctl resumed>) = 0 [pid 5326] <... prctl resumed>) = 0 [pid 5325] close(3 [pid 5010] rmdir("./57" [pid 5008] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5327] setpgid(0, 0 [pid 5326] setpgid(0, 0 [pid 5325] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] fstat(3, [pid 5327] <... setpgid resumed>) = 0 [pid 5326] <... setpgid resumed>) = 0 [pid 5325] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./58", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5325] <... symlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] close(3 [pid 5327] <... openat resumed>) = 3 [pid 5326] <... openat resumed>) = 3 [pid 5325] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5328 attached [pid 5327] write(3, "1000", 4 [pid 5326] write(3, "1000", 4 [pid 5325] <... openat resumed>) = 3 [pid 5008] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5327] <... write resumed>) = 4 [pid 5326] <... write resumed>) = 4 [pid 5325] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5328 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./50" [pid 5327] close(3 [pid 5326] close(3 [pid 5327] <... close resumed>) = 0 [pid 5326] <... close resumed>) = 0 [pid 5325] <... mmap resumed>) = 0x20fff000 [pid 5327] symlink("/dev/binderfs", "./binderfs" [pid 5326] symlink("/dev/binderfs", "./binderfs" [pid 5328] chdir("./58" [pid 5327] <... symlink resumed>) = 0 [pid 5326] <... symlink resumed>) = 0 [pid 5325] exit_group(0 [pid 5008] lstat("./52/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5328] <... chdir resumed>) = 0 [pid 5327] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5326] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5325] <... exit_group resumed>) = ? [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./51", 0777 [pid 5328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5327] <... openat resumed>) = 3 [pid 5326] <... openat resumed>) = 3 [pid 5327] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5326] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5327] <... mmap resumed>) = 0x20fff000 [pid 5326] <... mmap resumed>) = 0x20fff000 [pid 5325] +++ exited with 0 +++ [pid 5328] <... prctl resumed>) = 0 [pid 5008] unlink("./52/binderfs" [pid 5006] <... mkdir resumed>) = 0 [pid 5327] exit_group(0 [pid 5326] exit_group(0 [pid 5327] <... exit_group resumed>) = ? [pid 5326] <... exit_group resumed>) = ? [pid 5328] setpgid(0, 0 [pid 5327] +++ exited with 0 +++ [pid 5326] +++ exited with 0 +++ [pid 5008] <... unlink resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5328] <... setpgid resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5329 [pid 5005] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... close resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] rmdir("./52" [pid 5007] <... openat resumed>) = 3 [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5329 attached [pid 5328] <... openat resumed>) = 3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5329] chdir("./51" [pid 5328] write(3, "1000", 4 [pid 5009] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... rmdir resumed>) = 0 [pid 5007] fstat(3, [pid 5005] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5329] <... chdir resumed>) = 0 [pid 5328] <... write resumed>) = 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./53", 0777 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5328] close(3 [pid 5009] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] unlink("./47/binderfs" [pid 5329] <... prctl resumed>) = 0 [pid 5328] <... close resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... unlink resumed>) = 0 [pid 5329] setpgid(0, 0 [pid 5328] symlink("/dev/binderfs", "./binderfs" [pid 5009] fstat(3, [pid 5005] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3) = 0 [pid 5005] rmdir("./47" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5329] <... setpgid resumed>) = 0 [pid 5328] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5330 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./48", 0777 [pid 5329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5328] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] lstat("./52/binderfs", [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5330 attached [pid 5009] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5331 attached [pid 5330] chdir("./53" [pid 5329] <... openat resumed>) = 3 [pid 5328] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] unlink("./52/binderfs" [pid 5331] chdir("./48" [pid 5330] <... chdir resumed>) = 0 [pid 5329] write(3, "1000", 4 [pid 5328] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./53/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5331 [pid 5331] <... chdir resumed>) = 0 [pid 5330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... unlink resumed>) = 0 [pid 5331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5330] <... prctl resumed>) = 0 [pid 5331] <... prctl resumed>) = 0 [pid 5330] setpgid(0, 0 [pid 5328] <... mmap resumed>) = 0x20fff000 [pid 5331] setpgid(0, 0 [pid 5330] <... setpgid resumed>) = 0 [pid 5329] <... write resumed>) = 4 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5331] <... setpgid resumed>) = 0 [pid 5330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5329] close(3 [pid 5328] exit_group(0 [pid 5009] unlink("./53/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5330] <... openat resumed>) = 3 [pid 5329] <... close resumed>) = 0 [pid 5328] <... exit_group resumed>) = ? [pid 5331] <... openat resumed>) = 3 [pid 5330] write(3, "1000", 4 [pid 5329] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5331] write(3, "1000", 4 [pid 5330] <... write resumed>) = 4 [pid 5329] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5331] <... write resumed>) = 4 [pid 5330] close(3 [pid 5329] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5328] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./52" [pid 5331] close(3 [pid 5330] <... close resumed>) = 0 [pid 5329] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] close(3 [pid 5331] <... close resumed>) = 0 [pid 5330] symlink("/dev/binderfs", "./binderfs" [pid 5329] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5331] symlink("/dev/binderfs", "./binderfs" [pid 5330] <... symlink resumed>) = 0 [pid 5331] <... symlink resumed>) = 0 [pid 5329] <... mmap resumed>) = 0x20fff000 [pid 5009] rmdir("./53" [pid 5007] mkdir("./53", 0777 [pid 5330] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5331] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5330] <... openat resumed>) = 3 [pid 5329] exit_group(0 [pid 5009] <... rmdir resumed>) = 0 [pid 5331] <... openat resumed>) = 3 [pid 5330] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5329] <... exit_group resumed>) = ? [pid 5009] mkdir("./54", 0777 [pid 5007] <... mkdir resumed>) = 0 [pid 5331] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5330] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5331] <... mmap resumed>) = 0x20fff000 [pid 5329] +++ exited with 0 +++ [pid 5330] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5331] exit_group(0 [pid 5330] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5332 attached [pid 5331] <... exit_group resumed>) = ? [pid 5330] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5332] chdir("./53" [pid 5010] fstat(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5333 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5332 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5332] <... chdir resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5331] +++ exited with 0 +++ [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... restart_syscall resumed>) = 0 [pid 5332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] getdents64(3, [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5332] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5332] setpgid(0, 0 [pid 5010] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5333 attached [pid 5332] <... setpgid resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... restart_syscall resumed>) = 0 [pid 5333] chdir("./54" [pid 5332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] lstat("./58/binderfs", [pid 5008] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5333] <... chdir resumed>) = 0 [pid 5332] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5332] write(3, "1000", 4 [pid 5010] unlink("./58/binderfs" [pid 5008] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] fstat(3, [pid 5005] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5332] <... write resumed>) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5332] close(3 [pid 5333] <... prctl resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] fstat(3, [pid 5006] getdents64(3, [pid 5005] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5332] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5333] setpgid(0, 0 [pid 5332] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5008] getdents64(3, [pid 5006] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5333] <... setpgid resumed>) = 0 [pid 5332] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5332] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./58" [pid 5008] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] lstat("./51/binderfs", [pid 5333] <... openat resumed>) = 3 [pid 5332] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5333] write(3, "1000", 4 [pid 5332] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./59", 0777 [pid 5008] lstat("./53/binderfs", [pid 5006] unlink("./51/binderfs" [pid 5333] <... write resumed>) = 4 [pid 5332] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5333] close(3 [pid 5332] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] unlink("./53/binderfs" [pid 5006] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5333] <... close resumed>) = 0 [pid 5332] <... exit_group resumed>) = ? [pid 5005] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5333] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5333] <... symlink resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./48/binderfs", [pid 5333] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5332] +++ exited with 0 +++ [pid 5008] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] close(3./strace-static-x86_64: Process 5334 attached [pid 5333] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5334 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... close resumed>) = 0 [pid 5005] unlink("./48/binderfs" [pid 5334] chdir("./59" [pid 5333] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] close(3 [pid 5006] rmdir("./51" [pid 5005] <... unlink resumed>) = 0 [pid 5334] <... chdir resumed>) = 0 [pid 5333] <... mmap resumed>) = 0x20fff000 [pid 5008] <... close resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5333] exit_group(0 [pid 5008] rmdir("./53" [pid 5007] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./52", 0777 [pid 5334] <... prctl resumed>) = 0 [pid 5333] <... exit_group resumed>) = ? [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5333] +++ exited with 0 +++ [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] close(3 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] rmdir("./48" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5334] setpgid(0, 0 [pid 5008] mkdir("./54", 0777 [pid 5007] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5005] mkdir("./49", 0777) = 0 [pid 5007] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5334] <... setpgid resumed>) = 0 [pid 5009] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5335 ./strace-static-x86_64: Process 5336 attached ./strace-static-x86_64: Process 5335 attached [pid 5334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] getdents64(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5336 [pid 5009] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5336] chdir("./49" [pid 5335] chdir("./52" [pid 5009] <... openat resumed>) = 3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5336] <... chdir resumed>) = 0 [pid 5335] <... chdir resumed>) = 0 [pid 5334] <... openat resumed>) = 3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5337 [pid 5336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5334] write(3, "1000", 4 [pid 5009] fstat(3, [pid 5007] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5336] <... prctl resumed>) = 0 [pid 5335] <... prctl resumed>) = 0 [pid 5334] <... write resumed>) = 4 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5336] setpgid(0, 0 [pid 5335] setpgid(0, 0 [pid 5334] close(3 [pid 5009] getdents64(3, [pid 5007] lstat("./53/binderfs", [pid 5336] <... setpgid resumed>) = 0 [pid 5335] <... setpgid resumed>) = 0 [pid 5334] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5337 attached [pid 5336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5334] symlink("/dev/binderfs", "./binderfs" [pid 5009] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./53/binderfs" [pid 5337] chdir("./54" [pid 5336] <... openat resumed>) = 3 [pid 5335] <... openat resumed>) = 3 [pid 5334] <... symlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5336] write(3, "1000", 4 [pid 5335] write(3, "1000", 4 [pid 5334] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] lstat("./54/binderfs", [pid 5007] <... unlink resumed>) = 0 [pid 5336] <... write resumed>) = 4 [pid 5335] <... write resumed>) = 4 [pid 5336] close(3 [pid 5335] close(3 [pid 5334] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5336] <... close resumed>) = 0 [pid 5335] <... close resumed>) = 0 [pid 5334] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] unlink("./54/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5336] symlink("/dev/binderfs", "./binderfs" [pid 5335] symlink("/dev/binderfs", "./binderfs" [pid 5336] <... symlink resumed>) = 0 [pid 5335] <... symlink resumed>) = 0 [pid 5337] <... chdir resumed>) = 0 [pid 5334] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5336] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5335] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5334] exit_group(0 [pid 5009] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5337] <... prctl resumed>) = 0 [pid 5336] <... openat resumed>) = 3 [pid 5335] <... openat resumed>) = 3 [pid 5334] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./53" [pid 5336] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5335] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5337] setpgid(0, 0 [pid 5336] <... mmap resumed>) = 0x20fff000 [pid 5334] +++ exited with 0 +++ [pid 5009] close(3 [pid 5007] <... rmdir resumed>) = 0 [pid 5337] <... setpgid resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] mkdir("./54", 0777 [pid 5337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5336] exit_group(0 [pid 5335] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] rmdir("./54" [pid 5337] <... openat resumed>) = 3 [pid 5336] <... exit_group resumed>) = ? [pid 5335] exit_group(0 [pid 5010] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5337] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... rmdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5338 attached [pid 5337] <... write resumed>) = 4 [pid 5336] +++ exited with 0 +++ [pid 5335] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] mkdir("./55", 0777 [pid 5338] chdir("./54" [pid 5337] close(3 [pid 5335] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5338 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5338] <... chdir resumed>) = 0 [pid 5337] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5337] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] getdents64(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5339 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5337] <... symlink resumed>) = 0 [pid 5010] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5339 attached [pid 5338] <... prctl resumed>) = 0 [pid 5337] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./59/binderfs", [pid 5337] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5338] setpgid(0, 0 [pid 5337] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./59/binderfs" [pid 5006] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5005] fstat(3, [pid 5337] <... mmap resumed>) = 0x20fff000 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5010] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] getdents64(3, [pid 5006] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5338] <... setpgid resumed>) = 0 [pid 5337] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5339] chdir("./55" [pid 5337] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5006] fstat(3, [pid 5005] lstat("./49/binderfs", [pid 5339] <... chdir resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] rmdir("./59" [pid 5006] getdents64(3, [pid 5005] unlink("./49/binderfs" [pid 5339] <... prctl resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5339] setpgid(0, 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5339] <... setpgid resumed>) = 0 [pid 5010] mkdir("./60", 0777 [pid 5006] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] close(3 [pid 5339] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5339] write(3, "1000", 4 [pid 5338] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] lstat("./52/binderfs", [pid 5005] rmdir("./49" [pid 5339] <... write resumed>) = 4 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5339] close(3 [pid 5006] unlink("./52/binderfs" [pid 5005] mkdir("./50", 0777 [pid 5339] <... close resumed>) = 0 [pid 5338] write(3, "1000", 4 [pid 5337] +++ exited with 0 +++ [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5340 attached [pid 5339] symlink("/dev/binderfs", "./binderfs" [pid 5338] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5340 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5337, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] getdents64(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5340] chdir("./60" [pid 5339] <... symlink resumed>) = 0 [pid 5338] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5338] <... close resumed>) = 0 [pid 5006] close(3 [pid 5339] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5338] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5339] <... openat resumed>) = 3 [pid 5338] <... symlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./52" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5341 ./strace-static-x86_64: Process 5341 attached [pid 5340] <... chdir resumed>) = 0 [pid 5339] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5338] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... rmdir resumed>) = 0 [pid 5340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5338] <... openat resumed>) = 3 [pid 5008] <... openat resumed>) = 3 [pid 5006] mkdir("./53", 0777 [pid 5341] chdir("./50" [pid 5340] <... prctl resumed>) = 0 [pid 5339] <... mmap resumed>) = 0x20fff000 [pid 5338] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] fstat(3, [pid 5006] <... mkdir resumed>) = 0 [pid 5341] <... chdir resumed>) = 0 [pid 5340] setpgid(0, 0 [pid 5339] exit_group(0 [pid 5338] <... mmap resumed>) = 0x20fff000 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5340] <... setpgid resumed>) = 0 [pid 5339] <... exit_group resumed>) = ? [pid 5338] exit_group(0 [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5342 attached [pid 5340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5338] <... exit_group resumed>) = ? [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5341] <... prctl resumed>) = 0 [pid 5340] <... openat resumed>) = 3 [pid 5339] +++ exited with 0 +++ [pid 5341] setpgid(0, 0) = 0 [pid 5342] chdir("./53" [pid 5341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5340] write(3, "1000", 4 [pid 5338] +++ exited with 0 +++ [pid 5008] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5342 [pid 5342] <... chdir resumed>) = 0 [pid 5341] <... openat resumed>) = 3 [pid 5340] <... write resumed>) = 4 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5339, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5341] write(3, "1000", 4 [pid 5340] close(3 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] lstat("./54/binderfs", [pid 5341] <... write resumed>) = 4 [pid 5340] <... close resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5341] close(3 [pid 5340] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5342] <... prctl resumed>) = 0 [pid 5341] <... close resumed>) = 0 [pid 5340] <... symlink resumed>) = 0 [pid 5008] unlink("./54/binderfs" [pid 5341] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5340] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... unlink resumed>) = 0 [pid 5342] setpgid(0, 0 [pid 5341] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5342] <... setpgid resumed>) = 0 [pid 5341] <... openat resumed>) = 3 [pid 5340] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5341] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5340] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5341] <... mmap resumed>) = 0x20fff000 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5341] exit_group(0) = ? [pid 5340] <... mmap resumed>) = 0x20fff000 [pid 5342] <... openat resumed>) = 3 [pid 5340] exit_group(0 [pid 5009] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5342] write(3, "1000", 4 [pid 5341] +++ exited with 0 +++ [pid 5340] <... exit_group resumed>) = ? [pid 5009] fstat(3, [pid 5008] <... close resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5342] <... write resumed>) = 4 [pid 5342] close(3) = 0 [pid 5342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] rmdir("./54" [pid 5007] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5342] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... rmdir resumed>) = 0 [pid 5342] <... openat resumed>) = 3 [pid 5340] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] mkdir("./55", 0777 [pid 5007] fstat(3, [pid 5005] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5342] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5340, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5009] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5342] <... mmap resumed>) = 0x20fff000 [pid 5009] lstat("./55/binderfs", [pid 5007] getdents64(3, [pid 5005] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5342] exit_group(0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5343 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./55/binderfs" [pid 5007] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5010] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5007] lstat("./54/binderfs", [pid 5005] getdents64(3, [pid 5010] fstat(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] close(3 [pid 5007] unlink("./54/binderfs" [pid 5005] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5343 attached [pid 5342] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5009] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] rmdir("./55" [pid 5007] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./50/binderfs", [pid 5343] chdir("./55" [pid 5342] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] mkdir("./56", 0777 [pid 5007] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5343] <... chdir resumed>) = 0 [pid 5010] lstat("./60/binderfs", [pid 5343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] unlink("./50/binderfs" [pid 5343] setpgid(0, 0 [pid 5010] unlink("./60/binderfs" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./54" [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... unlink resumed>) = 0 [pid 5343] <... setpgid resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5344 attached [pid 5343] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5344 [pid 5007] mkdir("./55", 0777 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] getdents64(3, [pid 5343] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5343] <... write resumed>) = 4 [pid 5007] <... mkdir resumed>) = 0 [pid 5010] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5344] chdir("./56" [pid 5343] close(3 [pid 5010] <... close resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3 [pid 5344] <... chdir resumed>) = 0 [pid 5343] <... close resumed>) = 0 [pid 5010] rmdir("./60" [pid 5343] symlink("/dev/binderfs", "./binderfs" [pid 5006] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5345 attached [pid 5344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5343] <... symlink resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5345 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5344] <... prctl resumed>) = 0 [pid 5343] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] mkdir("./61", 0777 [pid 5006] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] rmdir("./50" [pid 5345] chdir("./55" [pid 5344] setpgid(0, 0 [pid 5343] <... openat resumed>) = 3 [pid 5343] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5344] <... setpgid resumed>) = 0 [pid 5343] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5345] <... chdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5343] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] fstat(3, [pid 5005] mkdir("./51", 0777 [pid 5345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5343] <... exit_group resumed>) = ? [pid 5343] +++ exited with 0 +++ [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5346 attached [pid 5005] <... mkdir resumed>) = 0 [pid 5346] chdir("./61" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5346 [pid 5006] getdents64(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5345] <... prctl resumed>) = 0 [pid 5344] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5346] <... chdir resumed>) = 0 [pid 5346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5346] setpgid(0, 0) = 0 [pid 5346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5344] write(3, "1000", 4 [pid 5008] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5345] setpgid(0, 0 [pid 5006] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5347 [pid 5344] <... write resumed>) = 4 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5345] <... setpgid resumed>) = 0 [pid 5344] close(3 [pid 5008] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./53/binderfs", [pid 5344] <... close resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5346] <... openat resumed>) = 3 [pid 5344] symlink("/dev/binderfs", "./binderfs" [pid 5008] fstat(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] unlink("./53/binderfs" [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5347 attached [pid 5346] write(3, "1000", 4 [pid 5006] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] lstat("./55/binderfs", [pid 5006] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... close resumed>) = 0 [pid 5008] unlink("./55/binderfs" [pid 5006] rmdir("./53" [pid 5347] chdir("./51" [pid 5346] <... write resumed>) = 4 [pid 5008] <... unlink resumed>) = 0 [pid 5347] <... chdir resumed>) = 0 [pid 5346] close(3 [pid 5344] <... symlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5346] <... close resumed>) = 0 [pid 5344] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] mkdir("./54", 0777 [pid 5347] <... prctl resumed>) = 0 [pid 5346] symlink("/dev/binderfs", "./binderfs" [pid 5345] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5347] setpgid(0, 0 [pid 5346] <... symlink resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5347] <... setpgid resumed>) = 0 [pid 5346] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5345] write(3, "1000", 4 [pid 5344] <... openat resumed>) = 3 [pid 5008] rmdir("./55" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5346] <... openat resumed>) = 3 [pid 5345] <... write resumed>) = 4 [pid 5344] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5347] <... openat resumed>) = 3 [pid 5346] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5347] write(3, "1000", 4 [pid 5346] <... mmap resumed>) = 0x20fff000 [pid 5008] mkdir("./56", 0777 [pid 5347] <... write resumed>) = 4 [pid 5346] exit_group(0 [pid 5345] close(3 [pid 5344] <... mmap resumed>) = 0x20fff000 [pid 5347] close(3 [pid 5346] <... exit_group resumed>) = ? [pid 5008] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5348 attached [pid 5347] <... close resumed>) = 0 [pid 5345] <... close resumed>) = 0 [pid 5344] exit_group(0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5348 [pid 5348] chdir("./54" [pid 5347] symlink("/dev/binderfs", "./binderfs" [pid 5346] +++ exited with 0 +++ [pid 5345] symlink("/dev/binderfs", "./binderfs" [pid 5344] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5349 attached [pid 5348] <... chdir resumed>) = 0 [pid 5347] <... symlink resumed>) = 0 [pid 5345] <... symlink resumed>) = 0 [pid 5347] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5345] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5344] +++ exited with 0 +++ [pid 5348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5349 [pid 5349] chdir("./56" [pid 5348] <... prctl resumed>) = 0 [pid 5347] <... openat resumed>) = 3 [pid 5345] <... openat resumed>) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5349] <... chdir resumed>) = 0 [pid 5348] setpgid(0, 0 [pid 5347] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5345] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5348] <... setpgid resumed>) = 0 [pid 5347] <... mmap resumed>) = 0x20fff000 [pid 5345] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5349] <... prctl resumed>) = 0 [pid 5348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5347] exit_group(0 [pid 5345] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5349] setpgid(0, 0 [pid 5348] <... openat resumed>) = 3 [pid 5347] <... exit_group resumed>) = ? [pid 5345] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5349] <... setpgid resumed>) = 0 [pid 5348] write(3, "1000", 4 [pid 5349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5348] <... write resumed>) = 4 [pid 5347] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5349] <... openat resumed>) = 3 [pid 5348] close(3 [pid 5345] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5009] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5349] write(3, "1000", 4 [pid 5348] <... close resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5349] <... write resumed>) = 4 [pid 5348] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5009] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5349] close(3 [pid 5348] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... openat resumed>) = 3 [pid 5349] <... close resumed>) = 0 [pid 5348] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5349] symlink("/dev/binderfs", "./binderfs" [pid 5348] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5349] <... symlink resumed>) = 0 [pid 5348] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] lstat("./61/binderfs", [pid 5009] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5349] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5348] <... mmap resumed>) = 0x20fff000 [pid 5007] <... openat resumed>) = 3 [pid 5005] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] fstat(3, [pid 5005] <... openat resumed>) = 3 [pid 5349] <... openat resumed>) = 3 [pid 5348] exit_group(0 [pid 5010] unlink("./61/binderfs" [pid 5009] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] fstat(3, [pid 5349] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5348] <... exit_group resumed>) = ? [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5007] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./55/binderfs", [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5348] +++ exited with 0 +++ [pid 5009] lstat("./56/binderfs", [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] lstat("./51/binderfs", [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./55/binderfs" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5349] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5009] unlink("./56/binderfs" [pid 5007] <... unlink resumed>) = 0 [pid 5005] unlink("./51/binderfs" [pid 5010] <... close resumed>) = 0 [pid 5349] exit_group(0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] <... unlink resumed>) = 0 [pid 5349] <... exit_group resumed>) = ? [pid 5010] rmdir("./61" [pid 5009] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] getdents64(3, [pid 5007] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] close(3 [pid 5010] mkdir("./62", 0777 [pid 5009] close(3 [pid 5007] rmdir("./55" [pid 5006] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... close resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] rmdir("./51" [pid 5349] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] mkdir("./56", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... rmdir resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] rmdir("./56" [pid 5007] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./52", 0777 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5351 attached [pid 5009] mkdir("./57", 0777 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5350 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5351 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] getdents64(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5352 ./strace-static-x86_64: Process 5350 attached [pid 5350] chdir("./62" [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5353 [pid 5008] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./54/binderfs", [pid 5008] <... openat resumed>) = 3 [pid 5008] fstat(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] unlink("./54/binderfs" [pid 5008] getdents64(3, [pid 5350] <... chdir resumed>) = 0 [pid 5350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] <... unlink resumed>) = 0 [pid 5350] <... prctl resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] getdents64(3, [pid 5350] setpgid(0, 0 [pid 5008] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5352 attached [pid 5350] <... setpgid resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5351] chdir("./56" [pid 5006] close(3./strace-static-x86_64: Process 5353 attached [pid 5350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] lstat("./56/binderfs", [pid 5353] chdir("./57" [pid 5352] chdir("./52" [pid 5351] <... chdir resumed>) = 0 [pid 5350] <... openat resumed>) = 3 [pid 5006] <... close resumed>) = 0 [pid 5353] <... chdir resumed>) = 0 [pid 5351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5350] write(3, "1000", 4 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] rmdir("./54" [pid 5353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5351] <... prctl resumed>) = 0 [pid 5350] <... write resumed>) = 4 [pid 5008] unlink("./56/binderfs" [pid 5353] <... prctl resumed>) = 0 [pid 5350] close(3 [pid 5006] <... rmdir resumed>) = 0 [pid 5353] setpgid(0, 0 [pid 5350] <... close resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5353] <... setpgid resumed>) = 0 [pid 5351] setpgid(0, 0 [pid 5350] symlink("/dev/binderfs", "./binderfs" [pid 5008] getdents64(3, [pid 5006] mkdir("./55", 0777 [pid 5353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5352] <... chdir resumed>) = 0 [pid 5351] <... setpgid resumed>) = 0 [pid 5350] <... symlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5353] <... openat resumed>) = 3 [pid 5350] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] close(3 [pid 5006] <... mkdir resumed>) = 0 [pid 5353] write(3, "1000", 4 [pid 5352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5350] <... openat resumed>) = 3 [pid 5008] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5353] <... write resumed>) = 4 [pid 5350] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] rmdir("./56" [pid 5353] close(3 [pid 5350] <... mmap resumed>) = 0x20fff000 [pid 5353] <... close resumed>) = 0 [pid 5350] exit_group(0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5354 [pid 5353] symlink("/dev/binderfs", "./binderfs" [pid 5352] <... prctl resumed>) = 0 [pid 5351] <... openat resumed>) = 3 [pid 5350] <... exit_group resumed>) = ? [pid 5008] mkdir("./57", 0777 [pid 5353] <... symlink resumed>) = 0 [pid 5352] setpgid(0, 0 [pid 5351] write(3, "1000", 4 [pid 5350] +++ exited with 0 +++ [pid 5353] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5354 attached ) = 3 [pid 5352] <... setpgid resumed>) = 0 [pid 5351] <... write resumed>) = 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... mkdir resumed>) = 0 [pid 5353] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5351] close(3 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5354] chdir("./55" [pid 5353] <... mmap resumed>) = 0x20fff000 [pid 5352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5351] <... close resumed>) = 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5353] exit_group(0) = ? [pid 5354] <... chdir resumed>) = 0 [pid 5353] +++ exited with 0 +++ [pid 5352] <... openat resumed>) = 3 [pid 5351] symlink("/dev/binderfs", "./binderfs" [pid 5354] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5355 attached [pid 5351] <... symlink resumed>) = 0 [pid 5355] chdir("./57" [pid 5354] <... prctl resumed>) = 0 [pid 5352] write(3, "1000", 4 [pid 5351] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5355 [pid 5352] <... write resumed>) = 4 [pid 5351] <... openat resumed>) = 3 [pid 5010] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5355] <... chdir resumed>) = 0 [pid 5354] setpgid(0, 0 [pid 5352] close(3 [pid 5351] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5354] <... setpgid resumed>) = 0 [pid 5352] <... close resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5355] <... prctl resumed>) = 0 [pid 5352] symlink("/dev/binderfs", "./binderfs" [pid 5351] <... mmap resumed>) = 0x20fff000 [pid 5010] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5355] setpgid(0, 0 [pid 5354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5351] exit_group(0 [pid 5010] fstat(3, [pid 5009] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5355] <... setpgid resumed>) = 0 [pid 5352] <... symlink resumed>) = 0 [pid 5351] <... exit_group resumed>) = ? [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5355] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] fstat(3, [pid 5355] write(3, "1000", 4 [pid 5010] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5355] <... write resumed>) = 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5355] close(3 [pid 5352] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./62/binderfs", [pid 5355] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5355] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5355] <... symlink resumed>) = 0 [pid 5354] <... openat resumed>) = 3 [pid 5352] <... openat resumed>) = 3 [pid 5351] +++ exited with 0 +++ [pid 5010] unlink("./62/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5355] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... unlink resumed>) = 0 [pid 5009] lstat("./57/binderfs", [pid 5355] <... openat resumed>) = 3 [pid 5354] write(3, "1000", 4 [pid 5352] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5355] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5355] <... mmap resumed>) = 0x20fff000 [pid 5354] <... write resumed>) = 4 [pid 5352] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5009] unlink("./57/binderfs" [pid 5007] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5355] exit_group(0 [pid 5354] close(3 [pid 5010] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5355] <... exit_group resumed>) = ? [pid 5354] <... close resumed>) = 0 [pid 5352] exit_group(0 [pid 5010] rmdir("./62" [pid 5009] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5355] +++ exited with 0 +++ [pid 5354] symlink("/dev/binderfs", "./binderfs" [pid 5352] <... exit_group resumed>) = ? [pid 5007] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] fstat(3, [pid 5010] mkdir("./63", 0777 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] close(3 [pid 5007] lstat("./56/binderfs", [pid 5009] <... close resumed>) = 0 [pid 5008] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./56/binderfs" [pid 5009] rmdir("./57" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3) = 0 [pid 5007] rmdir("./56" [pid 5009] <... rmdir resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... rmdir resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5356 [pid 5009] mkdir("./58", 0777 [pid 5008] <... openat resumed>) = 3 [pid 5007] mkdir("./57", 0777 [pid 5354] <... symlink resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] fstat(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5354] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5356 attached [pid 5352] +++ exited with 0 +++ [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5358 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5357 [pid 5356] chdir("./63" [pid 5354] <... openat resumed>) = 3 [pid 5008] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5356] <... chdir resumed>) = 0 [pid 5354] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5358 attached [pid 5356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] lstat("./57/binderfs", [pid 5005] <... restart_syscall resumed>) = 0 [pid 5356] <... prctl resumed>) = 0 [pid 5356] setpgid(0, 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5354] <... mmap resumed>) = 0x20fff000 [pid 5356] <... setpgid resumed>) = 0 [pid 5008] unlink("./57/binderfs" [pid 5005] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5357 attached [pid 5356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5354] exit_group(0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5358] chdir("./58" [pid 5357] chdir("./57" [pid 5356] <... openat resumed>) = 3 [pid 5354] <... exit_group resumed>) = ? [pid 5008] <... unlink resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5357] <... chdir resumed>) = 0 [pid 5356] write(3, "1000", 4 [pid 5008] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5356] <... write resumed>) = 4 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] fstat(3, [pid 5357] <... prctl resumed>) = 0 [pid 5356] close(3 [pid 5008] close(3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5357] setpgid(0, 0 [pid 5356] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] getdents64(3, [pid 5354] +++ exited with 0 +++ [pid 5357] <... setpgid resumed>) = 0 [pid 5356] symlink("/dev/binderfs", "./binderfs" [pid 5008] rmdir("./57" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5358] <... chdir resumed>) = 0 [pid 5357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5356] <... symlink resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5005] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5357] <... openat resumed>) = 3 [pid 5356] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] mkdir("./58", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5358] <... prctl resumed>) = 0 [pid 5357] write(3, "1000", 4 [pid 5356] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5005] lstat("./52/binderfs", [pid 5358] setpgid(0, 0 [pid 5357] <... write resumed>) = 4 [pid 5356] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5358] <... setpgid resumed>) = 0 [pid 5357] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5356] <... mmap resumed>) = 0x20fff000 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] unlink("./52/binderfs" [pid 5356] exit_group(0 [pid 5006] <... openat resumed>) = 3 [pid 5356] <... exit_group resumed>) = ? [pid 5006] fstat(3, [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5359 attached [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5006] getdents64(3, [pid 5357] <... close resumed>) = 0 [pid 5356] +++ exited with 0 +++ [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5359 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5357] symlink("/dev/binderfs", "./binderfs" [pid 5006] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5358] <... openat resumed>) = 3 [pid 5357] <... symlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5356, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5358] write(3, "1000", 4 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] lstat("./55/binderfs", [pid 5005] <... close resumed>) = 0 [pid 5359] chdir("./58" [pid 5358] <... write resumed>) = 4 [pid 5357] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... restart_syscall resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] rmdir("./52" [pid 5359] <... chdir resumed>) = 0 [pid 5358] close(3 [pid 5357] <... openat resumed>) = 3 [pid 5006] unlink("./55/binderfs" [pid 5359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5358] <... close resumed>) = 0 [pid 5357] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5359] <... prctl resumed>) = 0 [pid 5358] symlink("/dev/binderfs", "./binderfs" [pid 5357] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5005] mkdir("./53", 0777 [pid 5359] setpgid(0, 0 [pid 5358] <... symlink resumed>) = 0 [pid 5357] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5359] <... setpgid resumed>) = 0 [pid 5358] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5357] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5359] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5359] write(3, "1000", 4) = 4 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5358] <... openat resumed>) = 3 [pid 5006] rmdir("./55"./strace-static-x86_64: Process 5360 attached [pid 5359] close(3 [pid 5358] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5357] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5359] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5360 [pid 5359] symlink("/dev/binderfs", "./binderfs" [pid 5358] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./56", 0777 [pid 5360] chdir("./53" [pid 5359] <... symlink resumed>) = 0 [pid 5358] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5359] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./63/binderfs", [pid 5006] <... mkdir resumed>) = 0 [pid 5359] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5360] <... chdir resumed>) = 0 [pid 5359] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5358] <... exit_group resumed>) = ? [pid 5010] unlink("./63/binderfs" [pid 5359] <... mmap resumed>) = 0x20fff000 [pid 5007] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5359] exit_group(0 [pid 5010] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5361 [pid 5359] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5007] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5359] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5358] +++ exited with 0 +++ [pid 5007] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5361 attached [pid 5360] <... prctl resumed>) = 0 [pid 5010] close(3 [pid 5007] fstat(3, [pid 5361] chdir("./56" [pid 5360] setpgid(0, 0 [pid 5010] <... close resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5361] <... chdir resumed>) = 0 [pid 5360] <... setpgid resumed>) = 0 [pid 5010] rmdir("./63" [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] getdents64(3, [pid 5361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5361] <... prctl resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5361] setpgid(0, 0 [pid 5010] mkdir("./64", 0777 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5361] <... setpgid resumed>) = 0 [pid 5360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] lstat("./57/binderfs", [pid 5361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5361] <... openat resumed>) = 3 [pid 5360] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./57/binderfs" [pid 5008] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5361] write(3, "1000", 4 [pid 5007] <... unlink resumed>) = 0 [pid 5361] <... write resumed>) = 4 [pid 5007] getdents64(3, [pid 5361] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5361] <... close resumed>) = 0 [pid 5360] write(3, "1000", 4 [pid 5009] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] close(3 [pid 5361] symlink("/dev/binderfs", "./binderfs" [pid 5360] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5362 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5361] <... symlink resumed>) = 0 [pid 5360] close(3 [pid 5009] fstat(3, [pid 5007] rmdir("./57"./strace-static-x86_64: Process 5362 attached [pid 5361] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5360] <... close resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... rmdir resumed>) = 0 [pid 5361] <... openat resumed>) = 3 [pid 5360] symlink("/dev/binderfs", "./binderfs" [pid 5009] getdents64(3, [pid 5008] fstat(3, [pid 5007] mkdir("./58", 0777 [pid 5361] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5360] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5362] chdir("./64" [pid 5361] <... mmap resumed>) = 0x20fff000 [pid 5360] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5363 attached [pid 5362] <... chdir resumed>) = 0 [pid 5361] exit_group(0 [pid 5360] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5361] <... exit_group resumed>) = ? [pid 5360] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./58/binderfs", [pid 5008] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5363 [pid 5363] chdir("./58" [pid 5362] <... prctl resumed>) = 0 [pid 5361] +++ exited with 0 +++ [pid 5362] setpgid(0, 0) = 0 [pid 5360] <... mmap resumed>) = 0x20fff000 [pid 5362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5360] exit_group(0 [pid 5009] unlink("./58/binderfs" [pid 5008] lstat("./58/binderfs", [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5363] <... chdir resumed>) = 0 [pid 5362] <... openat resumed>) = 3 [pid 5360] <... exit_group resumed>) = ? [pid 5362] write(3, "1000", 4 [pid 5009] <... unlink resumed>) = 0 [pid 5362] <... write resumed>) = 4 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5362] close(3) = 0 [pid 5362] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5362] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5362] <... openat resumed>) = 3 [pid 5360] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5008] unlink("./58/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5362] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5363] <... prctl resumed>) = 0 [pid 5362] <... mmap resumed>) = 0x20fff000 [pid 5009] close(3 [pid 5008] <... unlink resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5363] setpgid(0, 0 [pid 5362] exit_group(0 [pid 5009] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5362] <... exit_group resumed>) = ? [pid 5009] rmdir("./58" [pid 5006] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5363] <... setpgid resumed>) = 0 [pid 5362] +++ exited with 0 +++ [pid 5009] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] mkdir("./59", 0777 [pid 5008] close(3 [pid 5010] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... close resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... openat resumed>) = 3 [pid 5008] rmdir("./58" [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] fstat(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] mkdir("./59", 0777 [pid 5006] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5010] getdents64(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5006] lstat("./56/binderfs", ./strace-static-x86_64: Process 5364 attached [pid 5363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, [pid 5010] lstat("./64/binderfs", [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5364 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./56/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5363] <... openat resumed>) = 3 [pid 5010] unlink("./64/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5365 [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5364] chdir("./59" [pid 5363] write(3, "1000", 4 [pid 5010] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5365 attached [pid 5364] <... chdir resumed>) = 0 [pid 5363] <... write resumed>) = 4 [pid 5010] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./53/binderfs", [pid 5365] chdir("./59" [pid 5364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5363] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3 [pid 5365] <... chdir resumed>) = 0 [pid 5363] <... close resumed>) = 0 [pid 5010] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5363] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... close resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] unlink("./53/binderfs" [pid 5365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] rmdir("./64" [pid 5006] rmdir("./56" [pid 5365] <... prctl resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5365] setpgid(0, 0) = 0 [pid 5365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... rmdir resumed>) = 0 [pid 5365] <... openat resumed>) = 3 [pid 5363] <... symlink resumed>) = 0 [pid 5010] mkdir("./65", 0777 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5365] write(3, "1000", 4) = 4 [pid 5365] close(3 [pid 5010] <... mkdir resumed>) = 0 [pid 5365] <... close resumed>) = 0 [pid 5363] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] mkdir("./57", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5365] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5365] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5364] <... prctl resumed>) = 0 [pid 5364] setpgid(0, 0 [pid 5005] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./53" [pid 5364] <... setpgid resumed>) = 0 [pid 5364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5364] write(3, "1000", 4) = 4 [pid 5364] close(3) = 0 [pid 5364] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... rmdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5366 [pid 5005] mkdir("./54", 0777 [pid 5364] <... symlink resumed>) = 0 [pid 5364] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5367 [pid 5005] <... mkdir resumed>) = 0 [pid 5365] <... openat resumed>) = 3 [pid 5364] <... openat resumed>) = 3 [pid 5363] <... openat resumed>) = 3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5365] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5364] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5363] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5365] <... mmap resumed>) = 0x20fff000 [pid 5364] <... mmap resumed>) = 0x20fff000 ./strace-static-x86_64: Process 5367 attached [pid 5365] exit_group(0 [pid 5363] <... mmap resumed>) = 0x20fff000 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5368 ./strace-static-x86_64: Process 5368 attached ./strace-static-x86_64: Process 5366 attached [pid 5367] chdir("./65" [pid 5365] <... exit_group resumed>) = ? [pid 5364] exit_group(0 [pid 5368] chdir("./54" [pid 5367] <... chdir resumed>) = 0 [pid 5366] chdir("./57" [pid 5365] +++ exited with 0 +++ [pid 5364] <... exit_group resumed>) = ? [pid 5363] exit_group(0 [pid 5368] <... chdir resumed>) = 0 [pid 5367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5366] <... chdir resumed>) = 0 [pid 5364] +++ exited with 0 +++ [pid 5363] <... exit_group resumed>) = ? [pid 5367] <... prctl resumed>) = 0 [pid 5367] setpgid(0, 0) = 0 [pid 5367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5367] write(3, "1000", 4 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5367] <... write resumed>) = 4 [pid 5363] +++ exited with 0 +++ [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5367] close(3 [pid 5366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5367] <... close resumed>) = 0 [pid 5367] symlink("/dev/binderfs", "./binderfs" [pid 5009] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5366] <... prctl resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5367] <... symlink resumed>) = 0 [pid 5366] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5368] <... prctl resumed>) = 0 [pid 5367] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5366] <... setpgid resumed>) = 0 [pid 5368] setpgid(0, 0 [pid 5367] <... openat resumed>) = 3 [pid 5009] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5368] <... setpgid resumed>) = 0 [pid 5367] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5367] <... mmap resumed>) = 0x20fff000 [pid 5009] fstat(3, [pid 5007] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5368] <... openat resumed>) = 3 [pid 5367] exit_group(0 [pid 5366] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5368] write(3, "1000", 4 [pid 5367] <... exit_group resumed>) = ? [pid 5366] write(3, "1000", 4 [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5368] <... write resumed>) = 4 [pid 5367] +++ exited with 0 +++ [pid 5366] <... write resumed>) = 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] lstat("./59/binderfs", [pid 5007] <... openat resumed>) = 3 [pid 5368] close(3 [pid 5366] close(3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] fstat(3, [pid 5368] <... close resumed>) = 0 [pid 5366] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./59/binderfs" [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5368] symlink("/dev/binderfs", "./binderfs" [pid 5366] symlink("/dev/binderfs", "./binderfs" [pid 5009] lstat("./59/binderfs", [pid 5007] getdents64(3, [pid 5010] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5366] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5007] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5366] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] unlink("./59/binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... openat resumed>) = 3 [pid 5007] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] fstat(3, [pid 5009] <... unlink resumed>) = 0 [pid 5008] close(3 [pid 5007] unlink("./58/binderfs" [pid 5368] <... symlink resumed>) = 0 [pid 5366] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] rmdir("./59" [pid 5007] getdents64(3, [pid 5366] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5368] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5010] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./60", 0777 [pid 5009] rmdir("./59" [pid 5007] rmdir("./58" [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./59", 0777 [pid 5010] lstat("./65/binderfs", [pid 5009] mkdir("./60", 0777 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5368] <... openat resumed>) = 3 [pid 5366] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./65/binderfs" [pid 5009] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5368] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5369 [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5369 attached [pid 5010] close(3 [pid 5366] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5371 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5370 [pid 5366] <... exit_group resumed>) = ? [pid 5010] rmdir("./65" [pid 5369] chdir("./59" [pid 5010] <... rmdir resumed>) = 0 [pid 5010] mkdir("./66", 0777) = 0 [pid 5368] <... mmap resumed>) = 0x20fff000 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5369] <... chdir resumed>) = 0 [pid 5369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5372 [pid 5369] setpgid(0, 0 [pid 5368] exit_group(0./strace-static-x86_64: Process 5372 attached ./strace-static-x86_64: Process 5370 attached ./strace-static-x86_64: Process 5371 attached [pid 5369] <... setpgid resumed>) = 0 [pid 5368] <... exit_group resumed>) = ? [pid 5366] +++ exited with 0 +++ [pid 5369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5369] <... openat resumed>) = 3 [pid 5369] write(3, "1000", 4 [pid 5006] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5369] <... write resumed>) = 4 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5369] close(3) = 0 [pid 5368] +++ exited with 0 +++ [pid 5006] <... openat resumed>) = 3 [pid 5369] symlink("/dev/binderfs", "./binderfs" [pid 5006] fstat(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5372] chdir("./66" [pid 5369] <... symlink resumed>) = 0 [pid 5372] <... chdir resumed>) = 0 [pid 5369] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5371] chdir("./60" [pid 5370] chdir("./60" [pid 5369] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5005] <... restart_syscall resumed>) = 0 [pid 5372] <... prctl resumed>) = 0 [pid 5369] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5372] setpgid(0, 0 [pid 5371] <... chdir resumed>) = 0 [pid 5369] <... mmap resumed>) = 0x20fff000 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5372] <... setpgid resumed>) = 0 [pid 5371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5369] exit_group(0 [pid 5006] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5369] <... exit_group resumed>) = ? [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5371] <... prctl resumed>) = 0 [pid 5370] <... chdir resumed>) = 0 [pid 5006] lstat("./57/binderfs", [pid 5005] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5372] <... openat resumed>) = 3 [pid 5371] setpgid(0, 0 [pid 5370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5369] +++ exited with 0 +++ [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5372] write(3, "1000", 4 [pid 5371] <... setpgid resumed>) = 0 [pid 5370] <... prctl resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5369, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] unlink("./57/binderfs" [pid 5005] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5372] <... write resumed>) = 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5372] close(3 [pid 5371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5370] setpgid(0, 0 [pid 5007] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] fstat(3, [pid 5372] <... close resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5372] symlink("/dev/binderfs", "./binderfs" [pid 5371] <... openat resumed>) = 3 [pid 5370] <... setpgid resumed>) = 0 [pid 5007] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5372] <... symlink resumed>) = 0 [pid 5371] write(3, "1000", 4 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] rmdir("./57" [pid 5005] getdents64(3, [pid 5372] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5371] <... write resumed>) = 4 [pid 5370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] getdents64(3, [pid 5371] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5372] <... openat resumed>) = 3 [pid 5371] <... close resumed>) = 0 [pid 5370] <... openat resumed>) = 3 [pid 5007] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./58", 0777 [pid 5005] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5372] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5371] symlink("/dev/binderfs", "./binderfs" [pid 5370] write(3, "1000", 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./59/binderfs", [pid 5006] <... mkdir resumed>) = 0 [pid 5371] <... symlink resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5371] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] unlink("./59/binderfs") = 0 [pid 5005] lstat("./54/binderfs", [pid 5371] <... openat resumed>) = 3 [pid 5370] <... write resumed>) = 4 [pid 5007] getdents64(3, [pid 5372] <... mmap resumed>) = 0x20fff000 [pid 5371] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5370] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5373 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] close(3 [pid 5005] unlink("./54/binderfs" [pid 5370] <... close resumed>) = 0 [pid 5372] exit_group(0 [pid 5371] <... mmap resumed>) = 0x20fff000 [pid 5007] <... close resumed>) = 0 [pid 5372] <... exit_group resumed>) = ? [pid 5370] symlink("/dev/binderfs", "./binderfs" [pid 5007] rmdir("./59" [pid 5371] exit_group(0 [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5373 attached [pid 5372] +++ exited with 0 +++ [pid 5371] <... exit_group resumed>) = ? [pid 5370] <... symlink resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5373] chdir("./58" [pid 5370] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] mkdir("./60", 0777 [pid 5373] <... chdir resumed>) = 0 [pid 5371] +++ exited with 0 +++ [pid 5370] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5370] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3./strace-static-x86_64: Process 5374 attached [pid 5373] <... prctl resumed>) = 0 [pid 5370] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... close resumed>) = 0 [pid 5374] chdir("./60" [pid 5373] setpgid(0, 0 [pid 5370] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5374 [pid 5005] rmdir("./54" [pid 5374] <... chdir resumed>) = 0 [pid 5373] <... setpgid resumed>) = 0 [pid 5370] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5373] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./55", 0777 [pid 5374] <... prctl resumed>) = 0 [pid 5373] write(3, "1000", 4 [pid 5370] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5374] setpgid(0, 0 [pid 5373] <... write resumed>) = 4 [pid 5010] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] fstat(3, [pid 5005] <... mkdir resumed>) = 0 [pid 5374] <... setpgid resumed>) = 0 [pid 5373] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5373] <... close resumed>) = 0 [pid 5010] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5373] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5374] <... openat resumed>) = 3 [pid 5373] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./66/binderfs", [pid 5009] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5375 [pid 5374] write(3, "1000", 4 [pid 5373] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5374] <... write resumed>) = 4 [pid 5373] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./66/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5375 attached [pid 5374] close(3 [pid 5373] <... mmap resumed>) = 0x20fff000 [pid 5374] <... close resumed>) = 0 [pid 5373] exit_group(0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] lstat("./60/binderfs", [pid 5008] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] chdir("./55" [pid 5374] symlink("/dev/binderfs", "./binderfs" [pid 5373] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5375] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] unlink("./60/binderfs" [pid 5010] close(3 [pid 5008] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] fstat(3, [pid 5373] +++ exited with 0 +++ [pid 5010] rmdir("./66" [pid 5009] getdents64(3, [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5374] <... symlink resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] mkdir("./67", 0777 [pid 5009] close(3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5375] <... prctl resumed>) = 0 [pid 5374] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] setpgid(0, 0 [pid 5374] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] rmdir("./60" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] <... setpgid resumed>) = 0 [pid 5008] lstat("./60/binderfs", [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] unlink("./60/binderfs" [pid 5009] mkdir("./61", 0777 [pid 5006] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5374] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5376 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] fstat(3, [pid 5375] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5376 attached [pid 5008] close(3 [pid 5006] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5377 attached [pid 5375] write(3, "1000", 4 [pid 5374] <... mmap resumed>) = 0x20fff000 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5377 [pid 5008] rmdir("./60" [pid 5006] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] <... write resumed>) = 4 [pid 5374] exit_group(0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5377] chdir("./61" [pid 5376] chdir("./67" [pid 5375] close(3 [pid 5374] <... exit_group resumed>) = ? [pid 5008] mkdir("./61", 0777 [pid 5006] lstat("./58/binderfs", [pid 5377] <... chdir resumed>) = 0 [pid 5376] <... chdir resumed>) = 0 [pid 5375] <... close resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5375] symlink("/dev/binderfs", "./binderfs" [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5376] <... prctl resumed>) = 0 [pid 5375] <... symlink resumed>) = 0 [pid 5376] setpgid(0, 0 [pid 5006] unlink("./58/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5378 [pid 5376] <... setpgid resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5375] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5374] +++ exited with 0 +++ [pid 5006] getdents64(3, [pid 5376] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5378 attached [pid 5376] write(3, "1000", 4 [pid 5375] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5378] chdir("./61" [pid 5377] <... prctl resumed>) = 0 [pid 5376] <... write resumed>) = 4 [pid 5375] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5378] <... chdir resumed>) = 0 [pid 5376] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... close resumed>) = 0 [pid 5378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5376] <... close resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] rmdir("./58" [pid 5378] <... prctl resumed>) = 0 [pid 5377] setpgid(0, 0 [pid 5376] symlink("/dev/binderfs", "./binderfs" [pid 5375] <... mmap resumed>) = 0x20fff000 [pid 5007] <... openat resumed>) = 3 [pid 5378] setpgid(0, 0 [pid 5377] <... setpgid resumed>) = 0 [pid 5376] <... symlink resumed>) = 0 [pid 5007] fstat(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5378] <... setpgid resumed>) = 0 [pid 5376] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5375] exit_group(0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] mkdir("./59", 0777 [pid 5378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5376] <... openat resumed>) = 3 [pid 5375] <... exit_group resumed>) = ? [pid 5007] getdents64(3, [pid 5378] <... openat resumed>) = 3 [pid 5376] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... mkdir resumed>) = 0 [pid 5378] write(3, "1000", 4 [pid 5376] <... mmap resumed>) = 0x20fff000 [pid 5007] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] +++ exited with 0 +++ [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5378] <... write resumed>) = 4 [pid 5377] <... openat resumed>) = 3 [pid 5376] exit_group(0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5378] close(3 [pid 5376] <... exit_group resumed>) = ? [pid 5007] lstat("./60/binderfs", ./strace-static-x86_64: Process 5379 attached [pid 5378] <... close resumed>) = 0 [pid 5377] write(3, "1000", 4 [pid 5376] +++ exited with 0 +++ [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5378] symlink("/dev/binderfs", "./binderfs" [pid 5377] <... write resumed>) = 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] unlink("./60/binderfs" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5379 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5379] chdir("./59" [pid 5378] <... symlink resumed>) = 0 [pid 5377] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5379] <... chdir resumed>) = 0 [pid 5378] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] getdents64(3, [pid 5379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5378] <... openat resumed>) = 3 [pid 5377] <... close resumed>) = 0 [pid 5010] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5379] <... prctl resumed>) = 0 [pid 5378] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5377] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] close(3 [pid 5379] setpgid(0, 0 [pid 5378] <... mmap resumed>) = 0x20fff000 [pid 5007] <... close resumed>) = 0 [pid 5379] <... setpgid resumed>) = 0 [pid 5378] exit_group(0 [pid 5377] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] rmdir("./60" [pid 5005] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5378] <... exit_group resumed>) = ? [pid 5377] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5379] <... openat resumed>) = 3 [pid 5378] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5007] mkdir("./61", 0777 [pid 5379] write(3, "1000", 4 [pid 5377] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] getdents64(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5377] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5380 attached [pid 5379] <... write resumed>) = 4 [pid 5010] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5380 [pid 5379] close(3 [pid 5377] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5379] <... close resumed>) = 0 [pid 5377] exit_group(0 [pid 5010] lstat("./67/binderfs", [pid 5380] chdir("./61" [pid 5379] symlink("/dev/binderfs", "./binderfs" [pid 5377] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5380] <... chdir resumed>) = 0 [pid 5379] <... symlink resumed>) = 0 [pid 5010] unlink("./67/binderfs" [pid 5008] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5377] +++ exited with 0 +++ [pid 5380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5379] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... unlink resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5380] <... prctl resumed>) = 0 [pid 5379] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... openat resumed>) = 3 [pid 5005] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5380] setpgid(0, 0 [pid 5379] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5380] <... setpgid resumed>) = 0 [pid 5379] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] lstat("./55/binderfs", [pid 5380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5379] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5380] <... openat resumed>) = 3 [pid 5379] <... exit_group resumed>) = ? [pid 5010] rmdir("./67" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] unlink("./55/binderfs" [pid 5380] write(3, "1000", 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... unlink resumed>) = 0 [pid 5379] +++ exited with 0 +++ [pid 5010] mkdir("./68", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5380] <... write resumed>) = 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] lstat("./61/binderfs", [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5380] close(3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] close(3 [pid 5380] <... close resumed>) = 0 [pid 5009] fstat(3, [pid 5005] <... close resumed>) = 0 [pid 5380] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] rmdir("./55"./strace-static-x86_64: Process 5381 attached [pid 5380] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] unlink("./61/binderfs" [pid 5006] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5381] chdir("./68" [pid 5380] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5381 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... rmdir resumed>) = 0 [pid 5381] <... chdir resumed>) = 0 [pid 5009] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5380] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5006] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./56", 0777 [pid 5381] <... prctl resumed>) = 0 [pid 5380] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./61/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5381] setpgid(0, 0 [pid 5008] close(3 [pid 5006] fstat(3, [pid 5381] <... setpgid resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... close resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] unlink("./61/binderfs" [pid 5008] rmdir("./61" [pid 5006] getdents64(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5381] <... openat resumed>) = 3 [pid 5380] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5381] write(3, "1000", 4 [pid 5008] mkdir("./62", 0777 [pid 5006] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5381] <... write resumed>) = 4 [pid 5380] exit_group(0 [pid 5009] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5381] close(3 [pid 5380] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] lstat("./59/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5382 [pid 5381] <... close resumed>) = 0 [pid 5009] close(3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5381] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... close resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5383 [pid 5006] unlink("./59/binderfs"./strace-static-x86_64: Process 5382 attached [pid 5381] <... symlink resumed>) = 0 [pid 5380] +++ exited with 0 +++ [pid 5009] rmdir("./61" [pid 5006] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5383 attached [pid 5381] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] getdents64(3, [pid 5382] chdir("./56" [pid 5381] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5382] <... chdir resumed>) = 0 [pid 5381] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] mkdir("./62", 0777 [pid 5006] close(3 [pid 5383] chdir("./62" [pid 5382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5381] <... mmap resumed>) = 0x20fff000 [pid 5006] <... close resumed>) = 0 [pid 5382] <... prctl resumed>) = 0 [pid 5381] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] rmdir("./59" [pid 5382] setpgid(0, 0 [pid 5381] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5383] <... chdir resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5384 attached [pid 5383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5382] <... setpgid resumed>) = 0 [pid 5381] +++ exited with 0 +++ [pid 5006] mkdir("./60", 0777 [pid 5384] chdir("./62" [pid 5383] <... prctl resumed>) = 0 [pid 5382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5384 [pid 5383] setpgid(0, 0 [pid 5382] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5384] <... chdir resumed>) = 0 [pid 5383] <... setpgid resumed>) = 0 [pid 5382] write(3, "1000", 4 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5382] <... write resumed>) = 4 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5385 attached [pid 5384] <... prctl resumed>) = 0 [pid 5383] <... openat resumed>) = 3 [pid 5382] close(3 [pid 5007] <... openat resumed>) = 3 [pid 5384] setpgid(0, 0 [pid 5383] write(3, "1000", 4 [pid 5382] <... close resumed>) = 0 [pid 5007] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5385 [pid 5384] <... setpgid resumed>) = 0 [pid 5383] <... write resumed>) = 4 [pid 5382] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5383] close(3 [pid 5382] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5385] chdir("./60" [pid 5383] <... close resumed>) = 0 [pid 5382] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5384] <... openat resumed>) = 3 [pid 5385] <... chdir resumed>) = 0 [pid 5384] write(3, "1000", 4 [pid 5383] symlink("/dev/binderfs", "./binderfs" [pid 5382] <... openat resumed>) = 3 [pid 5010] <... openat resumed>) = 3 [pid 5007] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] fstat(3, [pid 5385] <... prctl resumed>) = 0 [pid 5383] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5382] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5384] <... write resumed>) = 4 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5385] setpgid(0, 0 [pid 5383] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5385] <... setpgid resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5384] close(3 [pid 5383] <... openat resumed>) = 3 [pid 5382] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./61/binderfs", [pid 5385] <... openat resumed>) = 3 [pid 5382] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5385] write(3, "1000", 4 [pid 5384] <... close resumed>) = 0 [pid 5383] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5382] <... exit_group resumed>) = ? [pid 5010] lstat("./68/binderfs", [pid 5007] unlink("./61/binderfs" [pid 5385] <... write resumed>) = 4 [pid 5384] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5385] close(3 [pid 5010] unlink("./68/binderfs" [pid 5385] <... close resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5385] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5385] <... symlink resumed>) = 0 [pid 5382] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5385] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5383] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5007] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5385] <... openat resumed>) = 3 [pid 5384] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5383] exit_group(0 [pid 5385] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5384] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5383] <... exit_group resumed>) = ? [pid 5010] rmdir("./68" [pid 5007] close(3 [pid 5385] <... mmap resumed>) = 0x20fff000 [pid 5384] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5385] exit_group(0 [pid 5010] mkdir("./69", 0777 [pid 5007] rmdir("./61" [pid 5384] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5385] <... exit_group resumed>) = ? [pid 5383] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5385] +++ exited with 0 +++ [pid 5384] <... mmap resumed>) = 0x20fff000 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... rmdir resumed>) = 0 [pid 5384] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] mkdir("./62", 0777 [pid 5005] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5386 attached [pid 5384] <... exit_group resumed>) = ? [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... mkdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5386] chdir("./69" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5386 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5386] <... chdir resumed>) = 0 [pid 5384] +++ exited with 0 +++ [pid 5005] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5387 attached [pid 5386] <... prctl resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5384, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5387 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5386] setpgid(0, 0 [pid 5008] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] fstat(3, [pid 5386] <... setpgid resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5387] chdir("./62" [pid 5386] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5387] <... chdir resumed>) = 0 [pid 5386] write(3, "1000", 4 [pid 5009] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] fstat(3, [pid 5006] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5386] <... write resumed>) = 4 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5387] <... prctl resumed>) = 0 [pid 5386] close(3 [pid 5009] fstat(3, [pid 5008] getdents64(3, [pid 5006] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5386] <... close resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5387] setpgid(0, 0 [pid 5386] symlink("/dev/binderfs", "./binderfs" [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] lstat("./60/binderfs", [pid 5005] lstat("./56/binderfs", [pid 5387] <... setpgid resumed>) = 0 [pid 5386] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5386] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] unlink("./60/binderfs" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5386] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./62/binderfs", [pid 5006] <... unlink resumed>) = 0 [pid 5386] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./62/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] getdents64(3, [pid 5005] unlink("./56/binderfs" [pid 5387] <... openat resumed>) = 3 [pid 5386] <... mmap resumed>) = 0x20fff000 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./62/binderfs" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5387] write(3, "1000", 4 [pid 5386] exit_group(0 [pid 5009] unlink("./62/binderfs" [pid 5006] close(3 [pid 5005] <... unlink resumed>) = 0 [pid 5387] <... write resumed>) = 4 [pid 5386] <... exit_group resumed>) = ? [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5387] close(3 [pid 5009] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5005] getdents64(3, [pid 5387] <... close resumed>) = 0 [pid 5386] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./60" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5387] symlink("/dev/binderfs", "./binderfs" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5005] close(3 [pid 5387] <... symlink resumed>) = 0 [pid 5009] close(3 [pid 5008] <... close resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5387] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... close resumed>) = 0 [pid 5008] rmdir("./62" [pid 5006] mkdir("./61", 0777 [pid 5005] rmdir("./56" [pid 5010] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] rmdir("./62" [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5387] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5387] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... rmdir resumed>) = 0 [pid 5008] mkdir("./63", 0777 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5388 attached [pid 5387] <... mmap resumed>) = 0x20fff000 [pid 5010] <... openat resumed>) = 3 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5388 [pid 5388] chdir("./61" [pid 5387] exit_group(0 [pid 5010] fstat(3, [pid 5009] mkdir("./63", 0777 [pid 5008] <... mkdir resumed>) = 0 [pid 5005] mkdir("./57", 0777 [pid 5388] <... chdir resumed>) = 0 [pid 5387] <... exit_group resumed>) = ? [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5388] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... mkdir resumed>) = 0 [pid 5388] setpgid(0, 0 [pid 5010] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5388] <... setpgid resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] lstat("./69/binderfs", ./strace-static-x86_64: Process 5389 attached [pid 5388] <... openat resumed>) = 3 [pid 5387] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5388] write(3, "1000", 4 [pid 5010] unlink("./69/binderfs" [pid 5388] <... write resumed>) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5388] close(3 [pid 5010] getdents64(3, [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5389 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5388] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5388] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5388] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5390 [pid 5389] chdir("./63" [pid 5388] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./69"./strace-static-x86_64: Process 5391 attached ./strace-static-x86_64: Process 5390 attached [pid 5389] <... chdir resumed>) = 0 [pid 5388] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5391 [pid 5389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5388] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./70", 0777 [pid 5007] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5391] chdir("./57" [pid 5390] chdir("./63" [pid 5389] <... prctl resumed>) = 0 [pid 5388] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5391] <... chdir resumed>) = 0 [pid 5390] <... chdir resumed>) = 0 [pid 5389] setpgid(0, 0 [pid 5388] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5392 attached [pid 5391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5389] <... setpgid resumed>) = 0 [pid 5388] <... exit_group resumed>) = ? [pid 5007] <... openat resumed>) = 3 [pid 5392] chdir("./70" [pid 5391] <... prctl resumed>) = 0 [pid 5390] <... prctl resumed>) = 0 [pid 5389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] fstat(3, [pid 5392] <... chdir resumed>) = 0 [pid 5391] setpgid(0, 0 [pid 5390] setpgid(0, 0 [pid 5389] <... openat resumed>) = 3 [pid 5388] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5392 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5391] <... setpgid resumed>) = 0 [pid 5390] <... setpgid resumed>) = 0 [pid 5389] write(3, "1000", 4 [pid 5007] getdents64(3, [pid 5391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5389] <... write resumed>) = 4 [pid 5391] <... openat resumed>) = 3 [pid 5390] <... openat resumed>) = 3 [pid 5389] close(3 [pid 5392] <... prctl resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5392] setpgid(0, 0 [pid 5391] write(3, "1000", 4 [pid 5390] write(3, "1000", 4 [pid 5389] <... close resumed>) = 0 [pid 5007] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5392] <... setpgid resumed>) = 0 [pid 5391] <... write resumed>) = 4 [pid 5390] <... write resumed>) = 4 [pid 5389] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5391] close(3 [pid 5390] close(3 [pid 5006] <... openat resumed>) = 3 [pid 5391] <... close resumed>) = 0 [pid 5390] <... close resumed>) = 0 [pid 5389] <... symlink resumed>) = 0 [pid 5007] lstat("./62/binderfs", [pid 5006] fstat(3, [pid 5391] symlink("/dev/binderfs", "./binderfs" [pid 5390] symlink("/dev/binderfs", "./binderfs" [pid 5389] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5391] <... symlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5390] <... symlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] unlink("./62/binderfs" [pid 5006] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5390] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5391] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... unlink resumed>) = 0 [pid 5006] lstat("./61/binderfs", [pid 5007] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5391] <... openat resumed>) = 3 [pid 5390] <... openat resumed>) = 3 [pid 5389] <... openat resumed>) = 3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./61/binderfs" [pid 5392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5391] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5390] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5389] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] close(3 [pid 5006] <... unlink resumed>) = 0 [pid 5006] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3 [pid 5391] <... mmap resumed>) = 0x20fff000 [pid 5006] <... close resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] rmdir("./61") = 0 [pid 5006] mkdir("./62", 0777 [pid 5389] <... mmap resumed>) = 0x20fff000 [pid 5007] rmdir("./62" [pid 5006] <... mkdir resumed>) = 0 [pid 5390] <... mmap resumed>) = 0x20fff000 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5391] exit_group(0 [pid 5390] exit_group(0 [pid 5389] exit_group(0 [pid 5007] <... rmdir resumed>) = 0 [pid 5392] <... openat resumed>) = 3 [pid 5391] <... exit_group resumed>) = ? [pid 5390] <... exit_group resumed>) = ? [pid 5389] <... exit_group resumed>) = ? [pid 5007] mkdir("./63", 0777 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5393 ./strace-static-x86_64: Process 5393 attached [pid 5393] chdir("./62" [pid 5007] <... mkdir resumed>) = 0 [pid 5393] <... chdir resumed>) = 0 [pid 5393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5393] setpgid(0, 0 [pid 5390] +++ exited with 0 +++ [pid 5393] <... setpgid resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5009] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5393] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5393] <... write resumed>) = 4 [pid 5009] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5393] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5393] <... close resumed>) = 0 [pid 5009] fstat(3, [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5394 [pid 5393] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5393] <... symlink resumed>) = 0 [pid 5389] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5393] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5392] write(3, "1000", 4 [pid 5391] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5394 attached [pid 5393] <... openat resumed>) = 3 [pid 5392] <... write resumed>) = 4 [pid 5009] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5394] chdir("./63" [pid 5393] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5392] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5394] <... chdir resumed>) = 0 [pid 5393] <... mmap resumed>) = 0x20fff000 [pid 5392] <... close resumed>) = 0 [pid 5009] lstat("./63/binderfs", [pid 5008] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5393] exit_group(0 [pid 5392] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5394] <... prctl resumed>) = 0 [pid 5393] <... exit_group resumed>) = ? [pid 5394] setpgid(0, 0 [pid 5393] +++ exited with 0 +++ [pid 5392] <... symlink resumed>) = 0 [pid 5009] unlink("./63/binderfs" [pid 5008] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5394] <... setpgid resumed>) = 0 [pid 5392] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5394] <... openat resumed>) = 3 [pid 5392] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5008] fstat(3, [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5394] write(3, "1000", 4 [pid 5392] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5394] <... write resumed>) = 4 [pid 5394] close(3 [pid 5009] close(3 [pid 5006] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5394] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5394] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5394] <... symlink resumed>) = 0 [pid 5392] <... mmap resumed>) = 0x20fff000 [pid 5009] rmdir("./63" [pid 5008] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... openat resumed>) = 3 [pid 5005] <... openat resumed>) = 3 [pid 5394] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5392] exit_group(0 [pid 5006] fstat(3, [pid 5394] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5394] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5392] <... exit_group resumed>) = ? [pid 5009] mkdir("./64", 0777 [pid 5008] lstat("./63/binderfs", [pid 5006] getdents64(3, [pid 5005] fstat(3, [pid 5394] <... mmap resumed>) = 0x20fff000 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5394] exit_group(0 [pid 5006] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5394] <... exit_group resumed>) = ? [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5394] +++ exited with 0 +++ [pid 5392] +++ exited with 0 +++ [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./62/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] unlink("./63/binderfs" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./62/binderfs" [pid 5005] getdents64(3, [pid 5010] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5010] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5395 [pid 5008] getdents64(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5005] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] close(3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./62" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... rmdir resumed>) = 0 [pid 5005] lstat("./57/binderfs", ./strace-static-x86_64: Process 5395 attached [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] rmdir("./63" [pid 5006] mkdir("./63", 0777 [pid 5395] chdir("./64" [pid 5010] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5395] <... chdir resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./64", 0777 [pid 5007] fstat(3, [pid 5006] <... mkdir resumed>) = 0 [pid 5005] unlink("./57/binderfs" [pid 5395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] lstat("./70/binderfs", [pid 5008] <... mkdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5395] <... prctl resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5395] setpgid(0, 0 [pid 5010] unlink("./70/binderfs" [pid 5007] getdents64(3, [pid 5005] getdents64(3, [pid 5395] <... setpgid resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5397 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5396 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] getdents64(3, [pid 5007] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5395] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5007] lstat("./63/binderfs", [pid 5005] rmdir("./57"./strace-static-x86_64: Process 5397 attached ./strace-static-x86_64: Process 5396 attached [pid 5395] write(3, "1000", 4 [pid 5010] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5396] chdir("./63" [pid 5395] <... write resumed>) = 4 [pid 5010] rmdir("./70" [pid 5007] unlink("./63/binderfs" [pid 5005] <... rmdir resumed>) = 0 [pid 5397] chdir("./64" [pid 5396] <... chdir resumed>) = 0 [pid 5395] close(3 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5005] mkdir("./58", 0777 [pid 5397] <... chdir resumed>) = 0 [pid 5396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5395] <... close resumed>) = 0 [pid 5010] mkdir("./71", 0777 [pid 5007] getdents64(3, [pid 5397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5396] <... prctl resumed>) = 0 [pid 5395] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5397] <... prctl resumed>) = 0 [pid 5396] setpgid(0, 0 [pid 5395] <... symlink resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5397] setpgid(0, 0 [pid 5396] <... setpgid resumed>) = 0 [pid 5395] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5395] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5398 [pid 5007] <... close resumed>) = 0 [pid 5397] <... setpgid resumed>) = 0 [pid 5396] <... openat resumed>) = 3 [pid 5395] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] rmdir("./63" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5399 ./strace-static-x86_64: Process 5399 attached ./strace-static-x86_64: Process 5398 attached [pid 5397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5396] write(3, "1000", 4 [pid 5395] <... mmap resumed>) = 0x20fff000 [pid 5396] <... write resumed>) = 4 [pid 5395] exit_group(0 [pid 5007] <... rmdir resumed>) = 0 [pid 5397] <... openat resumed>) = 3 [pid 5396] close(3 [pid 5395] <... exit_group resumed>) = ? [pid 5399] chdir("./58" [pid 5398] chdir("./71" [pid 5397] write(3, "1000", 4 [pid 5396] <... close resumed>) = 0 [pid 5395] +++ exited with 0 +++ [pid 5007] mkdir("./64", 0777 [pid 5397] <... write resumed>) = 4 [pid 5396] symlink("/dev/binderfs", "./binderfs" [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5396] <... symlink resumed>) = 0 [pid 5396] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5397] close(3 [pid 5396] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5397] <... close resumed>) = 0 [pid 5396] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5399] <... chdir resumed>) = 0 [pid 5398] <... chdir resumed>) = 0 [pid 5397] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5396] <... mmap resumed>) = 0x20fff000 [pid 5397] <... symlink resumed>) = 0 [pid 5396] exit_group(0 [pid 5009] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5396] <... exit_group resumed>) = ? [pid 5397] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5400 attached [pid 5399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5396] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5400] chdir("./64" [pid 5399] <... prctl resumed>) = 0 [pid 5398] <... prctl resumed>) = 0 [pid 5397] <... openat resumed>) = 3 [pid 5009] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5400 [pid 5400] <... chdir resumed>) = 0 [pid 5397] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... openat resumed>) = 3 [pid 5400] <... prctl resumed>) = 0 [pid 5400] setpgid(0, 0) = 0 [pid 5400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5397] <... mmap resumed>) = 0x20fff000 [pid 5398] setpgid(0, 0 [pid 5009] fstat(3, [pid 5399] setpgid(0, 0 [pid 5398] <... setpgid resumed>) = 0 [pid 5397] exit_group(0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5400] <... openat resumed>) = 3 [pid 5399] <... setpgid resumed>) = 0 [pid 5398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5397] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5400] write(3, "1000", 4) = 4 [pid 5400] close(3) = 0 [pid 5400] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5400] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5400] <... openat resumed>) = 3 [pid 5398] <... openat resumed>) = 3 [pid 5397] +++ exited with 0 +++ [pid 5009] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5400] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5398] write(3, "1000", 4 [pid 5006] <... openat resumed>) = 3 [pid 5400] <... mmap resumed>) = 0x20fff000 [pid 5399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5398] <... write resumed>) = 4 [pid 5009] lstat("./64/binderfs", [pid 5006] fstat(3, [pid 5400] exit_group(0 [pid 5399] <... openat resumed>) = 3 [pid 5398] close(3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5400] <... exit_group resumed>) = ? [pid 5399] write(3, "1000", 4 [pid 5398] <... close resumed>) = 0 [pid 5009] unlink("./64/binderfs" [pid 5006] getdents64(3, [pid 5399] <... write resumed>) = 4 [pid 5398] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5400] +++ exited with 0 +++ [pid 5399] close(3 [pid 5398] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5006] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5399] <... close resumed>) = 0 [pid 5398] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5399] symlink("/dev/binderfs", "./binderfs" [pid 5398] <... openat resumed>) = 3 [pid 5009] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] lstat("./63/binderfs", [pid 5399] <... symlink resumed>) = 0 [pid 5398] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5399] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5398] <... mmap resumed>) = 0x20fff000 [pid 5009] rmdir("./64" [pid 5008] <... openat resumed>) = 3 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] unlink("./63/binderfs" [pid 5399] <... openat resumed>) = 3 [pid 5398] exit_group(0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] fstat(3, [pid 5006] <... unlink resumed>) = 0 [pid 5399] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5398] <... exit_group resumed>) = ? [pid 5009] mkdir("./65", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5399] <... mmap resumed>) = 0x20fff000 [pid 5398] +++ exited with 0 +++ [pid 5009] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5399] exit_group(0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] close(3./strace-static-x86_64: Process 5401 attached [pid 5399] <... exit_group resumed>) = ? [pid 5008] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... close resumed>) = 0 [pid 5401] chdir("./65" [pid 5399] +++ exited with 0 +++ [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5401 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5006] rmdir("./63" [pid 5401] <... chdir resumed>) = 0 [pid 5010] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./64/binderfs", [pid 5007] fstat(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] mkdir("./64", 0777 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] unlink("./64/binderfs" [pid 5007] getdents64(3, [pid 5401] <... prctl resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5401] setpgid(0, 0 [pid 5010] fstat(3, [pid 5008] getdents64(3, [pid 5007] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5401] <... setpgid resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] lstat("./64/binderfs", [pid 5401] <... openat resumed>) = 3 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5401] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] unlink("./64/binderfs" [pid 5401] <... write resumed>) = 4 [pid 5010] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... unlink resumed>) = 0 [pid 5401] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5401] <... close resumed>) = 0 [pid 5010] lstat("./71/binderfs", [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5401] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] close(3./strace-static-x86_64: Process 5402 attached [pid 5401] <... symlink resumed>) = 0 [pid 5010] unlink("./71/binderfs" [pid 5008] close(3 [pid 5007] <... close resumed>) = 0 [pid 5402] chdir("./64" [pid 5401] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] rmdir("./64" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5402 [pid 5005] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5402] <... chdir resumed>) = 0 [pid 5401] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5008] rmdir("./64" [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5401] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] mkdir("./65", 0777 [pid 5402] <... prctl resumed>) = 0 [pid 5401] <... mmap resumed>) = 0x20fff000 [pid 5010] close(3 [pid 5008] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5402] setpgid(0, 0 [pid 5401] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5008] mkdir("./65", 0777 [pid 5007] <... mkdir resumed>) = 0 [pid 5402] <... setpgid resumed>) = 0 [pid 5401] <... exit_group resumed>) = ? [pid 5010] rmdir("./71" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5005] fstat(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5403 attached ./strace-static-x86_64: Process 5404 attached [pid 5402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5401] +++ exited with 0 +++ [pid 5010] mkdir("./72", 0777 [pid 5005] getdents64(3, [pid 5402] <... openat resumed>) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5404 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5402] write(3, "1000", 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5403 [pid 5403] chdir("./65" [pid 5005] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5402] <... write resumed>) = 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5403] <... chdir resumed>) = 0 [pid 5402] close(3 [pid 5005] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] unlink("./58/binderfs"./strace-static-x86_64: Process 5405 attached [pid 5404] chdir("./65" [pid 5403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5402] <... close resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5405 [pid 5005] <... unlink resumed>) = 0 [pid 5405] chdir("./72" [pid 5404] <... chdir resumed>) = 0 [pid 5403] <... prctl resumed>) = 0 [pid 5402] symlink("/dev/binderfs", "./binderfs" [pid 5009] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5405] <... chdir resumed>) = 0 [pid 5404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5403] setpgid(0, 0 [pid 5402] <... symlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5404] <... prctl resumed>) = 0 [pid 5403] <... setpgid resumed>) = 0 [pid 5402] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5405] <... prctl resumed>) = 0 [pid 5404] setpgid(0, 0 [pid 5403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5402] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5405] setpgid(0, 0 [pid 5404] <... setpgid resumed>) = 0 [pid 5403] <... openat resumed>) = 3 [pid 5402] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] fstat(3, [pid 5005] close(3 [pid 5405] <... setpgid resumed>) = 0 [pid 5404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5403] write(3, "1000", 4 [pid 5402] <... mmap resumed>) = 0x20fff000 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5404] <... openat resumed>) = 3 [pid 5403] <... write resumed>) = 4 [pid 5402] exit_group(0 [pid 5005] <... close resumed>) = 0 [pid 5405] <... openat resumed>) = 3 [pid 5404] write(3, "1000", 4 [pid 5403] close(3 [pid 5402] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5005] rmdir("./58" [pid 5405] write(3, "1000", 4 [pid 5404] <... write resumed>) = 4 [pid 5403] <... close resumed>) = 0 [pid 5402] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5405] <... write resumed>) = 4 [pid 5404] close(3 [pid 5403] symlink("/dev/binderfs", "./binderfs" [pid 5405] close(3 [pid 5404] <... close resumed>) = 0 [pid 5403] <... symlink resumed>) = 0 [pid 5009] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5405] <... close resumed>) = 0 [pid 5404] symlink("/dev/binderfs", "./binderfs" [pid 5403] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./59", 0777 [pid 5405] symlink("/dev/binderfs", "./binderfs" [pid 5404] <... symlink resumed>) = 0 [pid 5403] <... openat resumed>) = 3 [pid 5009] lstat("./65/binderfs", [pid 5006] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5405] <... symlink resumed>) = 0 [pid 5404] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5403] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5405] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5404] <... openat resumed>) = 3 [pid 5403] <... mmap resumed>) = 0x20fff000 [pid 5009] unlink("./65/binderfs" [pid 5006] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5405] <... openat resumed>) = 3 [pid 5404] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5403] exit_group(0 [pid 5405] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5404] <... mmap resumed>) = 0x20fff000 [pid 5403] <... exit_group resumed>) = ? [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5406 attached [pid 5405] <... mmap resumed>) = 0x20fff000 [pid 5404] exit_group(0 [pid 5403] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5006] fstat(3, [pid 5405] exit_group(0 [pid 5404] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5406 [pid 5406] chdir("./59" [pid 5405] <... exit_group resumed>) = ? [pid 5404] +++ exited with 0 +++ [pid 5009] close(3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5406] <... chdir resumed>) = 0 [pid 5405] +++ exited with 0 +++ [pid 5009] <... close resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] getdents64(3, [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] rmdir("./65" [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5406] setpgid(0, 0) = 0 [pid 5406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... rmdir resumed>) = 0 [pid 5006] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5406] <... openat resumed>) = 3 [pid 5010] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] mkdir("./66", 0777 [pid 5008] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5406] write(3, "1000", 4) = 4 [pid 5406] close(3) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] lstat("./64/binderfs", [pid 5010] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] fstat(3, [pid 5008] <... openat resumed>) = 3 [pid 5007] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] unlink("./64/binderfs" [pid 5406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5406] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5007] <... openat resumed>) = 3 [pid 5406] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] fstat(3, [pid 5007] fstat(3, [pid 5006] <... unlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5407 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] getdents64(3, [pid 5010] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] lstat("./72/binderfs", [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] close(3 [pid 5008] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] unlink("./72/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... close resumed>) = 0 ./strace-static-x86_64: Process 5407 attached [pid 5406] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5008] lstat("./65/binderfs", [pid 5007] lstat("./65/binderfs", [pid 5006] rmdir("./64" [pid 5407] chdir("./66" [pid 5406] exit_group(0 [pid 5010] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5407] <... chdir resumed>) = 0 [pid 5406] <... exit_group resumed>) = ? [pid 5407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5406] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./65/binderfs" [pid 5007] unlink("./65/binderfs" [pid 5006] <... rmdir resumed>) = 0 [pid 5407] <... prctl resumed>) = 0 [pid 5010] close(3 [pid 5407] setpgid(0, 0 [pid 5008] <... unlink resumed>) = 0 [pid 5407] <... setpgid resumed>) = 0 [pid 5407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... unlink resumed>) = 0 [pid 5006] mkdir("./65", 0777 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5407] <... openat resumed>) = 3 [pid 5010] rmdir("./72" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] getdents64(3, [pid 5407] write(3, "1000", 4 [pid 5006] <... mkdir resumed>) = 0 [pid 5407] <... write resumed>) = 4 [pid 5005] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5407] close(3 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5407] <... close resumed>) = 0 [pid 5010] mkdir("./73", 0777 [pid 5008] <... close resumed>) = 0 [pid 5007] close(3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5407] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5008] rmdir("./65" [pid 5007] <... close resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5407] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5407] <... mmap resumed>) = 0x20fff000 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... rmdir resumed>) = 0 [pid 5007] rmdir("./65" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5408 [pid 5005] <... openat resumed>) = 3 [pid 5407] exit_group(0) = ? [pid 5407] +++ exited with 0 +++ [pid 5008] mkdir("./66", 0777 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] fstat(3, [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5409 ./strace-static-x86_64: Process 5408 attached [pid 5408] chdir("./65" [pid 5008] <... mkdir resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] mkdir("./66", 0777 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5005] getdents64(3, [pid 5408] <... chdir resumed>) = 0 [pid 5408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5408] setpgid(0, 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5408] <... setpgid resumed>) = 0 [pid 5408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5005] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] lstat("./59/binderfs", [pid 5408] write(3, "1000", 4) = 4 [pid 5408] close(3) = 0 [pid 5408] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5408] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5410 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5411 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] unlink("./59/binderfs" [pid 5009] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5410 attached [pid 5408] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5005] <... unlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5009] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] close(3 [pid 5009] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] rmdir("./59" [pid 5009] lstat("./66/binderfs", ./strace-static-x86_64: Process 5411 attached [pid 5410] chdir("./66" [pid 5408] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5409 attached [pid 5411] chdir("./66" [pid 5410] <... chdir resumed>) = 0 [pid 5408] <... mmap resumed>) = 0x20fff000 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] mkdir("./60", 0777 [pid 5411] <... chdir resumed>) = 0 [pid 5410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5409] chdir("./73" [pid 5408] exit_group(0 [pid 5009] unlink("./66/binderfs" [pid 5005] <... mkdir resumed>) = 0 [pid 5411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5410] <... prctl resumed>) = 0 [pid 5409] <... chdir resumed>) = 0 [pid 5408] <... exit_group resumed>) = ? [pid 5009] <... unlink resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5412 attached [pid 5411] <... prctl resumed>) = 0 [pid 5410] setpgid(0, 0 [pid 5409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5408] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5411] setpgid(0, 0 [pid 5410] <... setpgid resumed>) = 0 [pid 5409] <... prctl resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5412] chdir("./60" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5412 [pid 5411] <... setpgid resumed>) = 0 [pid 5410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5409] setpgid(0, 0 [pid 5009] close(3 [pid 5411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5412] <... chdir resumed>) = 0 [pid 5410] <... openat resumed>) = 3 [pid 5409] <... setpgid resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5411] <... openat resumed>) = 3 [pid 5410] write(3, "1000", 4 [pid 5409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] rmdir("./66" [pid 5006] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5412] <... prctl resumed>) = 0 [pid 5411] write(3, "1000", 4 [pid 5410] <... write resumed>) = 4 [pid 5409] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5411] <... write resumed>) = 4 [pid 5410] close(3 [pid 5412] setpgid(0, 0 [pid 5409] write(3, "1000", 4 [pid 5009] mkdir("./67", 0777 [pid 5006] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5412] <... setpgid resumed>) = 0 [pid 5411] close(3 [pid 5410] <... close resumed>) = 0 [pid 5409] <... write resumed>) = 4 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5411] <... close resumed>) = 0 [pid 5410] symlink("/dev/binderfs", "./binderfs" [pid 5409] close(3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] fstat(3, ./strace-static-x86_64: Process 5413 attached [pid 5412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5411] symlink("/dev/binderfs", "./binderfs" [pid 5410] <... symlink resumed>) = 0 [pid 5409] <... close resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5411] <... symlink resumed>) = 0 [pid 5410] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5409] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5413 [pid 5006] getdents64(3, [pid 5412] <... openat resumed>) = 3 [pid 5411] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5410] <... openat resumed>) = 3 [pid 5409] <... symlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5412] write(3, "1000", 4 [pid 5411] <... openat resumed>) = 3 [pid 5410] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5409] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5412] <... write resumed>) = 4 [pid 5411] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5409] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5410] <... mmap resumed>) = 0x20fff000 [pid 5409] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] lstat("./65/binderfs", [pid 5413] chdir("./67" [pid 5412] close(3 [pid 5411] <... mmap resumed>) = 0x20fff000 [pid 5410] exit_group(0 [pid 5409] <... mmap resumed>) = 0x20fff000 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5413] <... chdir resumed>) = 0 [pid 5412] <... close resumed>) = 0 [pid 5411] exit_group(0 [pid 5410] <... exit_group resumed>) = ? [pid 5409] exit_group(0 [pid 5006] unlink("./65/binderfs" [pid 5412] symlink("/dev/binderfs", "./binderfs" [pid 5411] <... exit_group resumed>) = ? [pid 5409] <... exit_group resumed>) = ? [pid 5006] <... unlink resumed>) = 0 [pid 5409] +++ exited with 0 +++ [pid 5006] getdents64(3, [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3) = 0 [pid 5412] <... symlink resumed>) = 0 [pid 5010] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] rmdir("./65" [pid 5412] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5410] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... rmdir resumed>) = 0 [pid 5411] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] mkdir("./66", 0777 [pid 5413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5412] <... openat resumed>) = 3 [pid 5010] <... openat resumed>) = 3 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... mkdir resumed>) = 0 [pid 5412] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] fstat(3, [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5412] <... mmap resumed>) = 0x20fff000 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5414 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5412] exit_group(0 [pid 5010] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5413] <... prctl resumed>) = 0 [pid 5008] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5413] setpgid(0, 0 [pid 5412] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] lstat("./73/binderfs", [pid 5008] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5010] unlink("./73/binderfs" [pid 5008] <... openat resumed>) = 3 [pid 5007] fstat(3, ./strace-static-x86_64: Process 5414 attached [pid 5010] <... unlink resumed>) = 0 [pid 5008] fstat(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5414] chdir("./66" [pid 5010] getdents64(3, [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, [pid 5414] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] close(3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5414] <... prctl resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5008] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5414] setpgid(0, 0 [pid 5413] <... setpgid resumed>) = 0 [pid 5412] +++ exited with 0 +++ [pid 5010] rmdir("./73" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./66/binderfs", [pid 5414] <... setpgid resumed>) = 0 [pid 5414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... rmdir resumed>) = 0 [pid 5008] lstat("./66/binderfs", [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5414] <... openat resumed>) = 3 [pid 5413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] mkdir("./74", 0777 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./66/binderfs" [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5414] write(3, "1000", 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] unlink("./66/binderfs" [pid 5414] <... write resumed>) = 4 [pid 5007] <... unlink resumed>) = 0 [pid 5414] close(3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5414] <... close resumed>) = 0 [pid 5414] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5414] <... symlink resumed>) = 0 [pid 5413] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getdents64(3, [pid 5007] getdents64(3, [pid 5414] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5005] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5414] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5413] write(3, "1000", 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5415 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5414] <... mmap resumed>) = 0x20fff000 [pid 5413] <... write resumed>) = 4 [pid 5008] close(3 [pid 5007] close(3 [pid 5005] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5414] exit_group(0 [pid 5413] close(3 [pid 5008] <... close resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5414] <... exit_group resumed>) = ? [pid 5413] <... close resumed>) = 0 [pid 5008] rmdir("./66" [pid 5007] rmdir("./66" [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5415 attached [pid 5414] +++ exited with 0 +++ [pid 5413] symlink("/dev/binderfs", "./binderfs" [pid 5415] chdir("./74" [pid 5008] <... rmdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5415] <... chdir resumed>) = 0 [pid 5008] mkdir("./67", 0777 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] fstat(3, [pid 5415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] mkdir("./67", 0777 [pid 5415] <... prctl resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5415] setpgid(0, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5415] <... setpgid resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, [pid 5415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5413] <... symlink resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... openat resumed>) = 3 [pid 5415] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5415] write(3, "1000", 4 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5415] <... write resumed>) = 4 [pid 5006] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5415] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5415] <... close resumed>) = 0 [pid 5006] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5415] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5416 [pid 5413] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5415] <... symlink resumed>) = 0 [pid 5006] lstat("./66/binderfs", ./strace-static-x86_64: Process 5416 attached [pid 5415] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5417 attached [pid 5416] chdir("./67" [pid 5415] <... openat resumed>) = 3 [pid 5413] <... openat resumed>) = 3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5417 [pid 5006] unlink("./66/binderfs" [pid 5005] lstat("./60/binderfs", [pid 5417] chdir("./67" [pid 5416] <... chdir resumed>) = 0 [pid 5415] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5413] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5417] <... chdir resumed>) = 0 [pid 5416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5415] <... mmap resumed>) = 0x20fff000 [pid 5006] getdents64(3, [pid 5416] <... prctl resumed>) = 0 [pid 5415] exit_group(0 [pid 5413] <... mmap resumed>) = 0x20fff000 [pid 5417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./60/binderfs" [pid 5417] <... prctl resumed>) = 0 [pid 5416] setpgid(0, 0 [pid 5415] <... exit_group resumed>) = ? [pid 5413] exit_group(0 [pid 5006] close(3 [pid 5417] setpgid(0, 0 [pid 5416] <... setpgid resumed>) = 0 [pid 5415] +++ exited with 0 +++ [pid 5413] <... exit_group resumed>) = ? [pid 5006] <... close resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5417] <... setpgid resumed>) = 0 [pid 5416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] rmdir("./66" [pid 5417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5416] <... openat resumed>) = 3 [pid 5413] +++ exited with 0 +++ [pid 5005] getdents64(3, [pid 5417] <... openat resumed>) = 3 [pid 5416] write(3, "1000", 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5417] write(3, "1000", 4 [pid 5416] <... write resumed>) = 4 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] mkdir("./67", 0777 [pid 5005] close(3 [pid 5417] <... write resumed>) = 4 [pid 5416] close(3 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5417] close(3 [pid 5416] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] rmdir("./60" [pid 5417] <... close resumed>) = 0 [pid 5416] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... rmdir resumed>) = 0 [pid 5417] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./61", 0777 [pid 5417] <... symlink resumed>) = 0 [pid 5416] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... mkdir resumed>) = 0 [pid 5417] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5416] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5418 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5418 attached [pid 5417] <... openat resumed>) = 3 [pid 5416] <... openat resumed>) = 3 [pid 5010] <... openat resumed>) = 3 [pid 5009] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5418] chdir("./67" [pid 5416] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... openat resumed>) = 3 [pid 5417] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] fstat(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5419 ./strace-static-x86_64: Process 5419 attached [pid 5418] <... chdir resumed>) = 0 [pid 5416] <... mmap resumed>) = 0x20fff000 [pid 5009] fstat(3, [pid 5419] chdir("./61" [pid 5418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5417] <... mmap resumed>) = 0x20fff000 [pid 5416] exit_group(0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5419] <... chdir resumed>) = 0 [pid 5418] <... prctl resumed>) = 0 [pid 5417] exit_group(0 [pid 5416] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5418] setpgid(0, 0 [pid 5417] <... exit_group resumed>) = ? [pid 5416] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5419] <... prctl resumed>) = 0 [pid 5418] <... setpgid resumed>) = 0 [pid 5009] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5419] setpgid(0, 0 [pid 5418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5419] <... setpgid resumed>) = 0 [pid 5418] <... openat resumed>) = 3 [pid 5417] +++ exited with 0 +++ [pid 5010] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] lstat("./67/binderfs", [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5416, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5418] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5419] <... openat resumed>) = 3 [pid 5418] <... write resumed>) = 4 [pid 5010] lstat("./74/binderfs", [pid 5009] unlink("./67/binderfs" [pid 5419] write(3, "1000", 4 [pid 5418] close(3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5419] <... write resumed>) = 4 [pid 5418] <... close resumed>) = 0 [pid 5010] unlink("./74/binderfs" [pid 5009] getdents64(3, [pid 5008] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5419] close(3 [pid 5418] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5419] <... close resumed>) = 0 [pid 5418] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] close(3 [pid 5008] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5419] symlink("/dev/binderfs", "./binderfs" [pid 5418] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5419] <... symlink resumed>) = 0 [pid 5418] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5009] rmdir("./67" [pid 5008] fstat(3, [pid 5007] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5419] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5418] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5419] <... openat resumed>) = 3 [pid 5010] rmdir("./74" [pid 5008] getdents64(3, [pid 5007] fstat(3, [pid 5419] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5418] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] mkdir("./68", 0777 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] mkdir("./75", 0777 [pid 5008] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5419] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5419] exit_group(0 [pid 5418] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] lstat("./67/binderfs", [pid 5007] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5420 attached [pid 5419] <... exit_group resumed>) = ? [pid 5418] <... exit_group resumed>) = ? [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5420] chdir("./75" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5420 [pid 5008] unlink("./67/binderfs" [pid 5007] lstat("./67/binderfs", [pid 5420] <... chdir resumed>) = 0 [pid 5419] +++ exited with 0 +++ [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] getdents64(3, [pid 5007] unlink("./67/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5420] <... prctl resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5421 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5418] +++ exited with 0 +++ [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5420] setpgid(0, 0 [pid 5008] close(3 [pid 5007] getdents64(3, [pid 5005] <... restart_syscall resumed>) = 0 [pid 5420] <... setpgid resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] rmdir("./67" [pid 5007] close(3 [pid 5006] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5421 attached [pid 5420] <... openat resumed>) = 3 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5420] write(3, "1000", 4 [pid 5008] mkdir("./68", 0777 [pid 5007] rmdir("./67" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5421] chdir("./68" [pid 5420] <... write resumed>) = 4 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5421] <... chdir resumed>) = 0 [pid 5420] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] mkdir("./68", 0777 [pid 5006] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5422 attached [pid 5421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5420] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5422] chdir("./68" [pid 5421] <... prctl resumed>) = 0 [pid 5420] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5422 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] fstat(3, [pid 5422] <... chdir resumed>) = 0 [pid 5421] setpgid(0, 0 [pid 5420] <... symlink resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... openat resumed>) = 3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5421] <... setpgid resumed>) = 0 [pid 5420] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] fstat(3, ./strace-static-x86_64: Process 5423 attached [pid 5422] <... prctl resumed>) = 0 [pid 5421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5420] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5423] chdir("./68" [pid 5422] setpgid(0, 0 [pid 5421] <... openat resumed>) = 3 [pid 5420] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5423 [pid 5006] getdents64(3, [pid 5423] <... chdir resumed>) = 0 [pid 5422] <... setpgid resumed>) = 0 [pid 5421] write(3, "1000", 4 [pid 5420] <... mmap resumed>) = 0x20fff000 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5421] <... write resumed>) = 4 [pid 5420] exit_group(0 [pid 5006] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5423] <... prctl resumed>) = 0 [pid 5422] <... openat resumed>) = 3 [pid 5421] close(3 [pid 5420] <... exit_group resumed>) = ? [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5423] setpgid(0, 0 [pid 5422] write(3, "1000", 4 [pid 5421] <... close resumed>) = 0 [pid 5423] <... setpgid resumed>) = 0 [pid 5422] <... write resumed>) = 4 [pid 5421] symlink("/dev/binderfs", "./binderfs" [pid 5420] +++ exited with 0 +++ [pid 5006] lstat("./67/binderfs", [pid 5005] lstat("./61/binderfs", [pid 5423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5422] close(3 [pid 5421] <... symlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5422] <... close resumed>) = 0 [pid 5421] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] unlink("./67/binderfs" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5423] <... openat resumed>) = 3 [pid 5422] symlink("/dev/binderfs", "./binderfs" [pid 5421] <... openat resumed>) = 3 [pid 5421] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] unlink("./61/binderfs" [pid 5423] write(3, "1000", 4 [pid 5422] <... symlink resumed>) = 0 [pid 5421] <... mmap resumed>) = 0x20fff000 [pid 5006] getdents64(3, [pid 5423] <... write resumed>) = 4 [pid 5422] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5421] exit_group(0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5423] close(3 [pid 5422] <... openat resumed>) = 3 [pid 5421] <... exit_group resumed>) = ? [pid 5006] close(3 [pid 5005] getdents64(3, [pid 5423] <... close resumed>) = 0 [pid 5422] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5421] +++ exited with 0 +++ [pid 5010] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5423] symlink("/dev/binderfs", "./binderfs" [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5422] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] rmdir("./67" [pid 5005] close(3 [pid 5010] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5423] <... symlink resumed>) = 0 [pid 5422] exit_group(0 [pid 5010] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5423] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5422] <... exit_group resumed>) = ? [pid 5010] fstat(3, [pid 5009] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./68", 0777 [pid 5005] rmdir("./61" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] fstat(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] mkdir("./62", 0777 [pid 5422] +++ exited with 0 +++ [pid 5010] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... mkdir resumed>) = 0 [pid 5010] lstat("./75/binderfs", [pid 5009] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5424 attached [pid 5423] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5424 [pid 5009] lstat("./68/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] unlink("./68/binderfs" [pid 5423] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./75/binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5009] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] close(3) = 0 [pid 5009] rmdir("./68" [pid 5423] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5425 [pid 5423] exit_group(0 [pid 5009] mkdir("./69", 0777 [pid 5423] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5425 attached [pid 5424] chdir("./68" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5425] chdir("./62" [pid 5423] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5425] <... chdir resumed>) = 0 [pid 5010] close(3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5426 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5424] <... chdir resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5425] <... prctl resumed>) = 0 [pid 5424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] rmdir("./75" [pid 5425] setpgid(0, 0 [pid 5424] <... prctl resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5425] <... setpgid resumed>) = 0 [pid 5425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5424] setpgid(0, 0 [pid 5008] fstat(3, [pid 5007] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5426 attached [pid 5425] write(3, "1000", 4 [pid 5424] <... setpgid resumed>) = 0 [pid 5010] mkdir("./76", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5426] chdir("./69" [pid 5425] <... write resumed>) = 4 [pid 5424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5426] <... chdir resumed>) = 0 [pid 5425] close(3 [pid 5424] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5425] <... close resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5426] <... prctl resumed>) = 0 [pid 5425] symlink("/dev/binderfs", "./binderfs" [pid 5426] setpgid(0, 0 [pid 5425] <... symlink resumed>) = 0 [pid 5424] write(3, "1000", 4 [pid 5008] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, ./strace-static-x86_64: Process 5427 attached [pid 5426] <... setpgid resumed>) = 0 [pid 5425] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5427] chdir("./76" [pid 5426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5425] <... openat resumed>) = 3 [pid 5424] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5427 [pid 5008] lstat("./68/binderfs", [pid 5007] getdents64(3, [pid 5427] <... chdir resumed>) = 0 [pid 5426] <... openat resumed>) = 3 [pid 5425] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5424] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5426] write(3, "1000", 4 [pid 5425] <... mmap resumed>) = 0x20fff000 [pid 5424] <... close resumed>) = 0 [pid 5008] unlink("./68/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5427] <... prctl resumed>) = 0 [pid 5426] <... write resumed>) = 4 [pid 5425] exit_group(0 [pid 5424] symlink("/dev/binderfs", "./binderfs" [pid 5427] setpgid(0, 0 [pid 5426] close(3 [pid 5425] <... exit_group resumed>) = ? [pid 5008] <... unlink resumed>) = 0 [pid 5007] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5427] <... setpgid resumed>) = 0 [pid 5426] <... close resumed>) = 0 [pid 5425] +++ exited with 0 +++ [pid 5424] <... symlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5426] symlink("/dev/binderfs", "./binderfs" [pid 5424] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5426] <... symlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] lstat("./68/binderfs", [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5426] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5424] <... openat resumed>) = 3 [pid 5008] close(3 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5427] <... openat resumed>) = 3 [pid 5426] <... openat resumed>) = 3 [pid 5424] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... close resumed>) = 0 [pid 5007] unlink("./68/binderfs" [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5426] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5424] <... mmap resumed>) = 0x20fff000 [pid 5008] rmdir("./68" [pid 5005] <... restart_syscall resumed>) = 0 [pid 5427] write(3, "1000", 4 [pid 5426] exit_group(0 [pid 5424] exit_group(0 [pid 5007] <... unlink resumed>) = 0 [pid 5426] <... exit_group resumed>) = ? [pid 5427] <... write resumed>) = 4 [pid 5426] +++ exited with 0 +++ [pid 5424] <... exit_group resumed>) = ? [pid 5008] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5427] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5009] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5424] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] mkdir("./69", 0777 [pid 5007] close(3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5427] <... close resumed>) = 0 [pid 5009] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./69/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5009] unlink("./69/binderfs" [pid 5007] <... close resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5427] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5007] rmdir("./68" [pid 5009] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] close(3) = 0 [pid 5009] rmdir("./69") = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] mkdir("./70", 0777 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5428 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5427] <... symlink resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] mkdir("./69", 0777 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 [pid 5427] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... mkdir resumed>) = 0 [pid 5005] fstat(3, ./strace-static-x86_64: Process 5428 attached [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5429 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5428] chdir("./69" [pid 5427] <... openat resumed>) = 3 [pid 5006] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5428] <... chdir resumed>) = 0 [pid 5428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5428] setpgid(0, 0) = 0 [pid 5428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5427] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5429 attached [pid 5428] <... openat resumed>) = 3 [pid 5428] write(3, "1000", 4) = 4 [pid 5428] close(3) = 0 [pid 5427] <... mmap resumed>) = 0x20fff000 [pid 5006] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5430 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5427] exit_group(0./strace-static-x86_64: Process 5430 attached [pid 5428] symlink("/dev/binderfs", "./binderfs" [pid 5006] <... openat resumed>) = 3 [pid 5427] <... exit_group resumed>) = ? [pid 5005] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5430] chdir("./69" [pid 5429] chdir("./70" [pid 5006] fstat(3, [pid 5430] <... chdir resumed>) = 0 [pid 5428] <... symlink resumed>) = 0 [pid 5430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5428] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5430] <... prctl resumed>) = 0 [pid 5428] <... openat resumed>) = 3 [pid 5427] +++ exited with 0 +++ [pid 5006] getdents64(3, [pid 5005] lstat("./62/binderfs", [pid 5430] setpgid(0, 0 [pid 5428] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5430] <... setpgid resumed>) = 0 [pid 5429] <... chdir resumed>) = 0 [pid 5428] <... mmap resumed>) = 0x20fff000 [pid 5006] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5428] exit_group(0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./62/binderfs" [pid 5430] <... openat resumed>) = 3 [pid 5429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5428] <... exit_group resumed>) = ? [pid 5010] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] lstat("./68/binderfs", [pid 5430] write(3, "1000", 4 [pid 5429] <... prctl resumed>) = 0 [pid 5428] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... unlink resumed>) = 0 [pid 5430] <... write resumed>) = 4 [pid 5429] setpgid(0, 0 [pid 5010] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] getdents64(3, [pid 5430] close(3 [pid 5429] <... setpgid resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./68/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5430] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5430] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] close(3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5430] <... symlink resumed>) = 0 [pid 5429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] getdents64(3, [pid 5010] getdents64(3, [pid 5005] <... close resumed>) = 0 [pid 5430] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5429] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5430] <... openat resumed>) = 3 [pid 5429] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5005] rmdir("./62" [pid 5430] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5429] <... write resumed>) = 4 [pid 5010] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... close resumed>) = 0 [pid 5430] <... mmap resumed>) = 0x20fff000 [pid 5429] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] rmdir("./68" [pid 5005] <... rmdir resumed>) = 0 [pid 5430] exit_group(0 [pid 5429] <... close resumed>) = 0 [pid 5010] lstat("./76/binderfs", [pid 5008] <... openat resumed>) = 3 [pid 5430] <... exit_group resumed>) = ? [pid 5008] fstat(3, [pid 5430] +++ exited with 0 +++ [pid 5429] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] mkdir("./63", 0777 [pid 5429] <... symlink resumed>) = 0 [pid 5010] unlink("./76/binderfs" [pid 5008] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] mkdir("./69", 0777 [pid 5008] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5008] lstat("./69/binderfs", [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./69/binderfs" [pid 5429] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3) = 0 [pid 5008] rmdir("./69") = 0 [pid 5010] close(3 [pid 5008] mkdir("./70", 0777 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5429] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564665d0) = 5433 [pid 5010] rmdir("./76" [pid 5429] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5432 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5431 ./strace-static-x86_64: Process 5431 attached [pid 5431] chdir("./63" [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5431] <... chdir resumed>) = 0 [pid 5431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5429] <... mmap resumed>) = 0x20fff000 [pid 5431] <... prctl resumed>) = 0 [pid 5010] mkdir("./77", 0777 [pid 5007] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5432 attached [pid 5431] setpgid(0, 0 [pid 5429] exit_group(0 [pid 5432] chdir("./69" [pid 5431] <... setpgid resumed>) = 0 [pid 5429] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5432] <... chdir resumed>) = 0 [pid 5431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5431] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5434 attached ./strace-static-x86_64: Process 5433 attached [pid 5432] <... prctl resumed>) = 0 [pid 5431] write(3, "1000", 4 [pid 5429] +++ exited with 0 +++ [pid 5007] fstat(3, [pid 5432] setpgid(0, 0 [pid 5431] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5434 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5432] <... setpgid resumed>) = 0 [pid 5431] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5433] chdir("./70" [pid 5432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5431] <... close resumed>) = 0 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5433] <... chdir resumed>) = 0 [pid 5432] <... openat resumed>) = 3 [pid 5431] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... restart_syscall resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5434] chdir("./77" [pid 5433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5432] write(3, "1000", 4 [pid 5431] <... symlink resumed>) = 0 [pid 5007] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5434] <... chdir resumed>) = 0 [pid 5433] <... prctl resumed>) = 0 [pid 5432] <... write resumed>) = 4 [pid 5431] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5433] setpgid(0, 0 [pid 5432] close(3 [pid 5431] <... openat resumed>) = 3 [pid 5009] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./69/binderfs", [pid 5434] <... prctl resumed>) = 0 [pid 5433] <... setpgid resumed>) = 0 [pid 5432] <... close resumed>) = 0 [pid 5431] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5434] setpgid(0, 0 [pid 5433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5432] symlink("/dev/binderfs", "./binderfs" [pid 5431] <... mmap resumed>) = 0x20fff000 [pid 5009] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5434] <... setpgid resumed>) = 0 [pid 5433] <... openat resumed>) = 3 [pid 5432] <... symlink resumed>) = 0 [pid 5431] exit_group(0 [pid 5009] <... openat resumed>) = 3 [pid 5007] unlink("./69/binderfs" [pid 5434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5433] write(3, "1000", 4 [pid 5432] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5431] <... exit_group resumed>) = ? [pid 5009] fstat(3, [pid 5434] <... openat resumed>) = 3 [pid 5433] <... write resumed>) = 4 [pid 5432] <... openat resumed>) = 3 [pid 5431] +++ exited with 0 +++ [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5434] write(3, "1000", 4 [pid 5433] close(3 [pid 5432] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] getdents64(3, [pid 5007] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5431, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5434] <... write resumed>) = 4 [pid 5433] <... close resumed>) = 0 [pid 5432] <... mmap resumed>) = 0x20fff000 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5434] close(3 [pid 5433] symlink("/dev/binderfs", "./binderfs" [pid 5432] exit_group(0 [pid 5009] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] close(3 [pid 5434] <... close resumed>) = 0 [pid 5433] <... symlink resumed>) = 0 [pid 5432] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... close resumed>) = 0 [pid 5434] symlink("/dev/binderfs", "./binderfs" [pid 5433] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] lstat("./70/binderfs", [pid 5007] rmdir("./69" [pid 5434] <... symlink resumed>) = 0 [pid 5433] <... openat resumed>) = 3 [pid 5432] +++ exited with 0 +++ [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5434] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5433] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] unlink("./70/binderfs" [pid 5007] mkdir("./70", 0777 [pid 5005] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5434] <... openat resumed>) = 3 [pid 5433] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5434] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5433] exit_group(0 [pid 5009] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5435 attached [pid 5434] <... mmap resumed>) = 0x20fff000 [pid 5433] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5434] exit_group(0 [pid 5009] close(3 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5435 [pid 5005] fstat(3, [pid 5434] <... exit_group resumed>) = ? [pid 5009] <... close resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5435] chdir("./70" [pid 5434] +++ exited with 0 +++ [pid 5433] +++ exited with 0 +++ [pid 5009] rmdir("./70" [pid 5006] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5435] <... chdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] mkdir("./71", 0777 [pid 5006] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] fstat(3, [pid 5005] lstat("./63/binderfs", ./strace-static-x86_64: Process 5436 attached [pid 5435] <... prctl resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5435] setpgid(0, 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5436 [pid 5006] getdents64(3, [pid 5005] unlink("./63/binderfs" [pid 5435] <... setpgid resumed>) = 0 [pid 5010] fstat(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./69/binderfs", [pid 5005] close(3 [pid 5435] <... openat resumed>) = 3 [pid 5010] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... close resumed>) = 0 [pid 5436] chdir("./71" [pid 5435] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5006] unlink("./69/binderfs" [pid 5005] rmdir("./63" [pid 5436] <... chdir resumed>) = 0 [pid 5435] <... write resumed>) = 4 [pid 5010] lstat("./77/binderfs", [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5435] close(3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5006] getdents64(3, [pid 5005] mkdir("./64", 0777 [pid 5436] <... prctl resumed>) = 0 [pid 5435] <... close resumed>) = 0 [pid 5010] unlink("./77/binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5436] setpgid(0, 0 [pid 5435] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5006] close(3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5436] <... setpgid resumed>) = 0 [pid 5435] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 ./strace-static-x86_64: Process 5437 attached [pid 5436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5435] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./69" [pid 5437] chdir("./64" [pid 5436] <... openat resumed>) = 3 [pid 5435] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5008] lstat("./70/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5437 [pid 5436] write(3, "1000", 4 [pid 5010] <... close resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./70", 0777 [pid 5437] <... chdir resumed>) = 0 [pid 5436] <... write resumed>) = 4 [pid 5435] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] rmdir("./77" [pid 5008] unlink("./70/binderfs" [pid 5436] close(3 [pid 5006] <... mkdir resumed>) = 0 [pid 5436] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5438 attached [pid 5437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5436] symlink("/dev/binderfs", "./binderfs" [pid 5435] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5437] <... prctl resumed>) = 0 [pid 5436] <... symlink resumed>) = 0 [pid 5435] exit_group(0 [pid 5010] mkdir("./78", 0777 [pid 5008] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5438 [pid 5436] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5435] <... exit_group resumed>) = ? [pid 5437] setpgid(0, 0 [pid 5436] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5436] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5437] <... setpgid resumed>) = 0 [pid 5436] <... mmap resumed>) = 0x20fff000 [pid 5435] +++ exited with 0 +++ [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] close(3 [pid 5436] exit_group(0) = ? [pid 5438] chdir("./70" [pid 5437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5436] +++ exited with 0 +++ [pid 5008] <... close resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5439 [pid 5008] rmdir("./70" [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5439 attached [pid 5439] chdir("./78" [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... rmdir resumed>) = 0 [pid 5437] <... openat resumed>) = 3 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] mkdir("./71", 0777 [pid 5439] <... chdir resumed>) = 0 [pid 5439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5439] setpgid(0, 0 [pid 5007] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5437] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5439] <... setpgid resumed>) = 0 [pid 5439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5437] <... write resumed>) = 4 [pid 5009] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5439] write(3, "1000", 4 [pid 5437] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5439] <... write resumed>) = 4 [pid 5437] <... close resumed>) = 0 [pid 5009] fstat(3, [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5440 [pid 5007] <... openat resumed>) = 3 [pid 5439] close(3 [pid 5437] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5440 attached [pid 5439] <... close resumed>) = 0 [pid 5007] fstat(3, [pid 5440] chdir("./71" [pid 5439] symlink("/dev/binderfs", "./binderfs" [pid 5437] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5440] <... chdir resumed>) = 0 [pid 5439] <... symlink resumed>) = 0 [pid 5438] <... chdir resumed>) = 0 [pid 5437] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5439] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5440] <... prctl resumed>) = 0 [pid 5439] <... openat resumed>) = 3 [pid 5438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5437] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5440] setpgid(0, 0 [pid 5439] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5437] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./71/binderfs", [pid 5440] <... setpgid resumed>) = 0 [pid 5439] <... mmap resumed>) = 0x20fff000 [pid 5438] <... prctl resumed>) = 0 [pid 5007] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5439] exit_group(0 [pid 5438] setpgid(0, 0 [pid 5437] <... mmap resumed>) = 0x20fff000 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5440] <... openat resumed>) = 3 [pid 5439] <... exit_group resumed>) = ? [pid 5009] unlink("./71/binderfs" [pid 5007] lstat("./70/binderfs", [pid 5437] exit_group(0 [pid 5438] <... setpgid resumed>) = 0 [pid 5440] write(3, "1000", 4 [pid 5439] +++ exited with 0 +++ [pid 5440] <... write resumed>) = 4 [pid 5440] close(3 [pid 5009] <... unlink resumed>) = 0 [pid 5440] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5440] symlink("/dev/binderfs", "./binderfs" [pid 5437] <... exit_group resumed>) = ? [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] getdents64(3, [pid 5007] unlink("./70/binderfs" [pid 5440] <... symlink resumed>) = 0 [pid 5438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5440] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5440] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] getdents64(3, [pid 5440] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5440] <... mmap resumed>) = 0x20fff000 [pid 5437] +++ exited with 0 +++ [pid 5010] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... close resumed>) = 0 [pid 5440] exit_group(0 [pid 5438] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] rmdir("./71" [pid 5007] close(3 [pid 5440] <... exit_group resumed>) = ? [pid 5438] write(3, "1000", 4 [pid 5010] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5440] +++ exited with 0 +++ [pid 5438] <... write resumed>) = 4 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5438] close(3 [pid 5010] <... openat resumed>) = 3 [pid 5009] mkdir("./72", 0777 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] rmdir("./70" [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5438] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5008] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5438] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] fstat(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5438] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5007] mkdir("./71", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5441 attached [pid 5438] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5441 [pid 5008] getdents64(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5441] chdir("./72" [pid 5438] <... openat resumed>) = 3 [pid 5010] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5441] <... chdir resumed>) = 0 [pid 5438] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5442 attached [pid 5441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5438] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./78/binderfs", [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5442 [pid 5005] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5441] <... prctl resumed>) = 0 [pid 5438] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] lstat("./71/binderfs", [pid 5005] <... openat resumed>) = 3 [pid 5441] setpgid(0, 0 [pid 5438] <... exit_group resumed>) = ? [pid 5010] unlink("./78/binderfs" [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] fstat(3, [pid 5442] chdir("./71" [pid 5441] <... setpgid resumed>) = 0 [pid 5438] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5008] unlink("./71/binderfs" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5005] getdents64(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5441] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5008] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5442] <... chdir resumed>) = 0 [pid 5441] write(3, "1000", 4 [pid 5010] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5441] <... write resumed>) = 4 [pid 5010] rmdir("./78" [pid 5008] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./64/binderfs", [pid 5442] <... prctl resumed>) = 0 [pid 5441] close(3 [pid 5008] <... close resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5442] setpgid(0, 0 [pid 5441] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] rmdir("./71" [pid 5006] <... openat resumed>) = 3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5442] <... setpgid resumed>) = 0 [pid 5441] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./79", 0777 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5005] unlink("./64/binderfs" [pid 5442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5441] <... symlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] mkdir("./72", 0777 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5442] <... openat resumed>) = 3 [pid 5441] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, [pid 5442] write(3, "1000", 4 [pid 5441] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] getdents64(3, ./strace-static-x86_64: Process 5443 attached [pid 5442] <... write resumed>) = 4 [pid 5441] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5443 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5443] chdir("./79" [pid 5441] <... mmap resumed>) = 0x20fff000 [pid 5006] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5443] <... chdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] rmdir("./64"./strace-static-x86_64: Process 5444 attached [pid 5443] <... prctl resumed>) = 0 [pid 5442] close(3 [pid 5441] exit_group(0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... rmdir resumed>) = 0 [pid 5444] chdir("./72" [pid 5443] setpgid(0, 0 [pid 5442] <... close resumed>) = 0 [pid 5441] <... exit_group resumed>) = ? [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5444 [pid 5006] lstat("./70/binderfs", [pid 5005] mkdir("./65", 0777 [pid 5444] <... chdir resumed>) = 0 [pid 5443] <... setpgid resumed>) = 0 [pid 5442] symlink("/dev/binderfs", "./binderfs" [pid 5441] +++ exited with 0 +++ [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5442] <... symlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./70/binderfs" [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5444] <... prctl resumed>) = 0 [pid 5443] <... openat resumed>) = 3 [pid 5442] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... unlink resumed>) = 0 [pid 5444] setpgid(0, 0 [pid 5442] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5444] <... setpgid resumed>) = 0 [pid 5442] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5445 attached [pid 5444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5443] write(3, "1000", 4 [pid 5442] <... mmap resumed>) = 0x20fff000 [pid 5006] close(3 [pid 5445] chdir("./65" [pid 5444] <... openat resumed>) = 3 [pid 5443] <... write resumed>) = 4 [pid 5442] exit_group(0 [pid 5006] <... close resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5445 [pid 5445] <... chdir resumed>) = 0 [pid 5444] write(3, "1000", 4 [pid 5443] close(3 [pid 5442] <... exit_group resumed>) = ? [pid 5006] rmdir("./70" [pid 5445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5444] <... write resumed>) = 4 [pid 5443] <... close resumed>) = 0 [pid 5009] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5445] <... prctl resumed>) = 0 [pid 5443] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5445] setpgid(0, 0 [pid 5443] <... symlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5445] <... setpgid resumed>) = 0 [pid 5444] close(3 [pid 5443] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5442] +++ exited with 0 +++ [pid 5009] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5444] <... close resumed>) = 0 [pid 5443] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5006] mkdir("./71", 0777 [pid 5445] <... openat resumed>) = 3 [pid 5444] symlink("/dev/binderfs", "./binderfs" [pid 5443] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5445] write(3, "1000", 4 [pid 5443] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5007] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5445] <... write resumed>) = 4 [pid 5443] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5445] close(3 [pid 5444] <... symlink resumed>) = 0 [pid 5443] <... exit_group resumed>) = ? [pid 5009] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5445] <... close resumed>) = 0 [pid 5444] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5443] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5445] symlink("/dev/binderfs", "./binderfs" [pid 5009] lstat("./72/binderfs", [pid 5007] fstat(3, [pid 5445] <... symlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5444] <... openat resumed>) = 3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5445] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5444] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] unlink("./72/binderfs" [pid 5007] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5446 [pid 5445] <... openat resumed>) = 3 [pid 5444] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5445] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5444] exit_group(0 [pid 5009] getdents64(3, [pid 5007] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5446 attached [pid 5445] <... mmap resumed>) = 0x20fff000 [pid 5444] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5446] chdir("./71" [pid 5445] exit_group(0 [pid 5009] close(3 [pid 5007] lstat("./71/binderfs", [pid 5446] <... chdir resumed>) = 0 [pid 5445] <... exit_group resumed>) = ? [pid 5009] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5445] +++ exited with 0 +++ [pid 5444] +++ exited with 0 +++ [pid 5009] rmdir("./72" [pid 5007] unlink("./71/binderfs" [pid 5446] <... prctl resumed>) = 0 [pid 5010] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... rmdir resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... unlink resumed>) = 0 [pid 5446] setpgid(0, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] mkdir("./73", 0777 [pid 5007] getdents64(3, [pid 5446] <... setpgid resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] close(3 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5446] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... close resumed>) = 0 [pid 5005] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5446] write(3, "1000", 4 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5447 [pid 5008] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] rmdir("./71" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5447 attached [pid 5446] <... write resumed>) = 4 [pid 5010] getdents64(3, [pid 5008] <... openat resumed>) = 3 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5446] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] fstat(3, [pid 5007] mkdir("./72", 0777 [pid 5447] chdir("./73" [pid 5446] <... close resumed>) = 0 [pid 5010] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5446] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] fstat(3, [pid 5447] <... chdir resumed>) = 0 [pid 5446] <... symlink resumed>) = 0 [pid 5010] lstat("./79/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5446] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5448 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5448 attached [pid 5447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5446] <... openat resumed>) = 3 [pid 5010] unlink("./79/binderfs" [pid 5008] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5447] <... prctl resumed>) = 0 [pid 5446] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5448] chdir("./72" [pid 5447] setpgid(0, 0 [pid 5446] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5447] <... setpgid resumed>) = 0 [pid 5446] exit_group(0 [pid 5010] getdents64(3, [pid 5008] lstat("./72/binderfs", [pid 5005] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5446] <... exit_group resumed>) = ? [pid 5447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5448] <... chdir resumed>) = 0 [pid 5446] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5447] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5008] unlink("./72/binderfs" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] lstat("./65/binderfs", [pid 5447] write(3, "1000", 4 [pid 5010] <... close resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5010] rmdir("./79" [pid 5008] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5447] <... write resumed>) = 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./65/binderfs" [pid 5447] close(3 [pid 5010] mkdir("./80", 0777 [pid 5008] close(3 [pid 5005] <... unlink resumed>) = 0 [pid 5448] <... prctl resumed>) = 0 [pid 5447] <... close resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] getdents64(3, [pid 5448] setpgid(0, 0 [pid 5447] symlink("/dev/binderfs", "./binderfs" [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] rmdir("./72" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5448] <... setpgid resumed>) = 0 [pid 5447] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5449 attached [pid 5448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5447] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... rmdir resumed>) = 0 [pid 5006] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5448] <... openat resumed>) = 3 [pid 5447] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5449 [pid 5008] mkdir("./73", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5449] chdir("./80" [pid 5448] write(3, "1000", 4 [pid 5447] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5449] <... chdir resumed>) = 0 [pid 5448] <... write resumed>) = 4 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] rmdir("./65" [pid 5449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5448] close(3 [pid 5449] <... prctl resumed>) = 0 [pid 5448] <... close resumed>) = 0 [pid 5447] <... mmap resumed>) = 0x20fff000 [pid 5449] setpgid(0, 0 [pid 5448] symlink("/dev/binderfs", "./binderfs" [pid 5449] <... setpgid resumed>) = 0 [pid 5448] <... symlink resumed>) = 0 [pid 5447] exit_group(0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5448] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5447] <... exit_group resumed>) = ? [pid 5449] <... openat resumed>) = 3 [pid 5448] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5005] mkdir("./66", 0777 [pid 5449] write(3, "1000", 4 [pid 5448] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5449] <... write resumed>) = 4 [pid 5448] <... mmap resumed>) = 0x20fff000 [pid 5447] +++ exited with 0 +++ [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5449] close(3 [pid 5448] exit_group(0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5450 [pid 5006] getdents64(3, [pid 5005] <... mkdir resumed>) = 0 [pid 5449] <... close resumed>) = 0 [pid 5448] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5450 attached [pid 5449] symlink("/dev/binderfs", "./binderfs" [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5450] chdir("./73" [pid 5448] +++ exited with 0 +++ [pid 5009] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5449] <... symlink resumed>) = 0 [pid 5006] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5451 attached [pid 5450] <... chdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5451 [pid 5450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5449] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] lstat("./71/binderfs", [pid 5451] chdir("./66" [pid 5450] <... prctl resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5007] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5449] <... openat resumed>) = 3 [pid 5451] <... chdir resumed>) = 0 [pid 5450] setpgid(0, 0 [pid 5009] fstat(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] unlink("./71/binderfs" [pid 5449] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5450] <... setpgid resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... unlink resumed>) = 0 [pid 5450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5449] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5451] <... prctl resumed>) = 0 [pid 5006] getdents64(3, [pid 5451] setpgid(0, 0 [pid 5450] <... openat resumed>) = 3 [pid 5449] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] fstat(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5451] <... setpgid resumed>) = 0 [pid 5450] write(3, "1000", 4 [pid 5449] <... exit_group resumed>) = ? [pid 5009] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] close(3 [pid 5450] <... write resumed>) = 4 [pid 5006] <... close resumed>) = 0 [pid 5450] close(3 [pid 5006] rmdir("./71" [pid 5450] <... close resumed>) = 0 [pid 5449] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5450] symlink("/dev/binderfs", "./binderfs" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] lstat("./73/binderfs", [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] mkdir("./72", 0777 [pid 5451] <... openat resumed>) = 3 [pid 5450] <... symlink resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5451] write(3, "1000", 4 [pid 5450] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] unlink("./73/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5452 attached [pid 5451] <... write resumed>) = 4 [pid 5450] <... openat resumed>) = 3 [pid 5010] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... unlink resumed>) = 0 [pid 5007] lstat("./72/binderfs", [pid 5451] close(3 [pid 5450] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5452 [pid 5451] <... close resumed>) = 0 [pid 5450] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5451] symlink("/dev/binderfs", "./binderfs" [pid 5450] exit_group(0 [pid 5010] <... openat resumed>) = 3 [pid 5009] close(3 [pid 5007] unlink("./72/binderfs" [pid 5450] <... exit_group resumed>) = ? [pid 5010] fstat(3, [pid 5452] chdir("./72" [pid 5451] <... symlink resumed>) = 0 [pid 5450] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5452] <... chdir resumed>) = 0 [pid 5451] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5009] rmdir("./73" [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5451] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... rmdir resumed>) = 0 [pid 5452] <... prctl resumed>) = 0 [pid 5451] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] mkdir("./74", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5451] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] close(3 [pid 5010] lstat("./80/binderfs", [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5452] setpgid(0, 0 [pid 5451] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./72" [pid 5452] <... setpgid resumed>) = 0 [pid 5451] <... exit_group resumed>) = ? [pid 5010] unlink("./80/binderfs") = 0 [pid 5008] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... rmdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5451] +++ exited with 0 +++ [pid 5010] close(3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5453 [pid 5008] <... openat resumed>) = 3 [pid 5007] mkdir("./73", 0777./strace-static-x86_64: Process 5453 attached [pid 5452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... close resumed>) = 0 [pid 5008] fstat(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5453] chdir("./74" [pid 5452] <... openat resumed>) = 3 [pid 5010] rmdir("./80" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5453] <... chdir resumed>) = 0 [pid 5452] write(3, "1000", 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5452] <... write resumed>) = 4 [pid 5010] mkdir("./81", 0777 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5454 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5453] <... prctl resumed>) = 0 [pid 5452] close(3 [pid 5010] <... mkdir resumed>) = 0 [pid 5453] setpgid(0, 0 [pid 5452] <... close resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... restart_syscall resumed>) = 0 [pid 5453] <... setpgid resumed>) = 0 [pid 5452] symlink("/dev/binderfs", "./binderfs" [pid 5453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5452] <... symlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5455 attached ./strace-static-x86_64: Process 5454 attached [pid 5453] <... openat resumed>) = 3 [pid 5452] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5455 [pid 5008] lstat("./73/binderfs", [pid 5454] chdir("./73" [pid 5453] write(3, "1000", 4 [pid 5452] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5453] <... write resumed>) = 4 [pid 5452] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] unlink("./73/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5455] chdir("./81" [pid 5454] <... chdir resumed>) = 0 [pid 5453] close(3 [pid 5452] <... mmap resumed>) = 0x20fff000 [pid 5454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5453] <... close resumed>) = 0 [pid 5452] exit_group(0 [pid 5008] <... unlink resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5455] <... chdir resumed>) = 0 [pid 5454] <... prctl resumed>) = 0 [pid 5453] symlink("/dev/binderfs", "./binderfs" [pid 5452] <... exit_group resumed>) = ? [pid 5008] getdents64(3, [pid 5455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5454] setpgid(0, 0 [pid 5453] <... symlink resumed>) = 0 [pid 5452] +++ exited with 0 +++ [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5454] <... setpgid resumed>) = 0 [pid 5453] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] close(3 [pid 5455] <... prctl resumed>) = 0 [pid 5454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5453] <... openat resumed>) = 3 [pid 5008] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5453] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] rmdir("./73" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5455] setpgid(0, 0 [pid 5454] <... openat resumed>) = 3 [pid 5453] <... mmap resumed>) = 0x20fff000 [pid 5453] exit_group(0) = ? [pid 5008] <... rmdir resumed>) = 0 [pid 5006] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5455] <... setpgid resumed>) = 0 [pid 5454] write(3, "1000", 4 [pid 5453] +++ exited with 0 +++ [pid 5008] mkdir("./74", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5454] <... write resumed>) = 4 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5454] close(3 [pid 5009] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5454] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5009] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5009] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5454] symlink("/dev/binderfs", "./binderfs" [pid 5006] fstat(3, [pid 5455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5456 attached [pid 5455] <... openat resumed>) = 3 [pid 5454] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5456 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5455] write(3, "1000", 4 [pid 5454] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5005] lstat("./66/binderfs", [pid 5455] <... write resumed>) = 4 [pid 5454] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5454] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./74/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5455] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] unlink("./66/binderfs" [pid 5455] <... close resumed>) = 0 [pid 5009] unlink("./74/binderfs" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5455] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5006] lstat("./72/binderfs", [pid 5005] <... unlink resumed>) = 0 [pid 5454] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] getdents64(3, [pid 5455] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] unlink("./72/binderfs" [pid 5455] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] close(3 [pid 5454] exit_group(0 [pid 5455] <... openat resumed>) = 3 [pid 5009] rmdir("./74" [pid 5006] getdents64(3, [pid 5005] <... close resumed>) = 0 [pid 5454] <... exit_group resumed>) = ? [pid 5456] chdir("./74" [pid 5455] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] rmdir("./66" [pid 5009] mkdir("./75", 0777 [pid 5006] close(3 [pid 5009] <... mkdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5455] <... mmap resumed>) = 0x20fff000 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... close resumed>) = 0 [pid 5005] mkdir("./67", 0777./strace-static-x86_64: Process 5457 attached [pid 5456] <... chdir resumed>) = 0 [pid 5455] exit_group(0 [pid 5454] +++ exited with 0 +++ [pid 5006] rmdir("./72" [pid 5005] <... mkdir resumed>) = 0 [pid 5456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5455] <... exit_group resumed>) = ? [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5457 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... rmdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5457] chdir("./75" [pid 5456] <... prctl resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] mkdir("./73", 0777 [pid 5457] <... chdir resumed>) = 0 [pid 5007] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5458 attached [pid 5457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5456] setpgid(0, 0 [pid 5455] +++ exited with 0 +++ [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5458 [pid 5456] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5459 attached [pid 5458] chdir("./67" [pid 5457] <... prctl resumed>) = 0 [pid 5456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5007] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5458] <... chdir resumed>) = 0 [pid 5457] setpgid(0, 0 [pid 5456] <... openat resumed>) = 3 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5459 [pid 5458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5457] <... setpgid resumed>) = 0 [pid 5456] write(3, "1000", 4 [pid 5007] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5456] <... write resumed>) = 4 [pid 5457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5456] close(3 [pid 5010] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5458] <... prctl resumed>) = 0 [pid 5456] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5457] <... openat resumed>) = 3 [pid 5456] symlink("/dev/binderfs", "./binderfs" [pid 5010] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5458] setpgid(0, 0 [pid 5457] write(3, "1000", 4 [pid 5456] <... symlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5459] chdir("./73" [pid 5458] <... setpgid resumed>) = 0 [pid 5457] <... write resumed>) = 4 [pid 5456] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] fstat(3, [pid 5007] getdents64(3, [pid 5459] <... chdir resumed>) = 0 [pid 5458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5457] close(3 [pid 5456] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5458] <... openat resumed>) = 3 [pid 5457] <... close resumed>) = 0 [pid 5456] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5007] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5459] <... prctl resumed>) = 0 [pid 5458] write(3, "1000", 4 [pid 5457] symlink("/dev/binderfs", "./binderfs" [pid 5456] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5459] setpgid(0, 0 [pid 5458] <... write resumed>) = 4 [pid 5456] exit_group(0 [pid 5010] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5459] <... setpgid resumed>) = 0 [pid 5458] close(3 [pid 5457] <... symlink resumed>) = 0 [pid 5456] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./73/binderfs", [pid 5459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5458] <... close resumed>) = 0 [pid 5457] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5456] +++ exited with 0 +++ [pid 5010] lstat("./81/binderfs", [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5459] <... openat resumed>) = 3 [pid 5458] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5459] write(3, "1000", 4 [pid 5457] <... openat resumed>) = 3 [pid 5010] unlink("./81/binderfs" [pid 5007] unlink("./73/binderfs" [pid 5459] <... write resumed>) = 4 [pid 5458] <... symlink resumed>) = 0 [pid 5457] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... unlink resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5459] close(3 [pid 5010] getdents64(3, [pid 5007] <... unlink resumed>) = 0 [pid 5459] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5459] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5459] <... symlink resumed>) = 0 [pid 5458] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5457] <... mmap resumed>) = 0x20fff000 [pid 5010] <... close resumed>) = 0 [pid 5008] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5459] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5458] <... openat resumed>) = 3 [pid 5457] exit_group(0 [pid 5010] rmdir("./81" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5459] <... openat resumed>) = 3 [pid 5458] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5457] <... exit_group resumed>) = ? [pid 5010] <... rmdir resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] close(3 [pid 5459] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5458] <... mmap resumed>) = 0x20fff000 [pid 5457] +++ exited with 0 +++ [pid 5010] mkdir("./82", 0777 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5459] <... mmap resumed>) = 0x20fff000 [pid 5458] exit_group(0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] fstat(3, [pid 5007] rmdir("./73" [pid 5459] exit_group(0 [pid 5458] <... exit_group resumed>) = ? [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5459] <... exit_group resumed>) = ? [pid 5007] <... rmdir resumed>) = 0 [pid 5459] +++ exited with 0 +++ [pid 5458] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5460 [pid 5008] getdents64(3, [pid 5007] mkdir("./74", 0777 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5460 attached [pid 5006] <... restart_syscall resumed>) = 0 [pid 5008] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] lstat("./74/binderfs", [pid 5006] <... openat resumed>) = 3 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5009] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] fstat(3, [pid 5009] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5461 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5009] fstat(3, [pid 5008] unlink("./74/binderfs" [pid 5006] getdents64(3, [pid 5460] chdir("./82" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5460] <... chdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5006] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5460] <... prctl resumed>) = 0 [pid 5009] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5006] lstat("./73/binderfs", ./strace-static-x86_64: Process 5461 attached [pid 5460] setpgid(0, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5461] chdir("./74" [pid 5460] <... setpgid resumed>) = 0 [pid 5009] lstat("./75/binderfs", [pid 5008] rmdir("./74" [pid 5006] unlink("./73/binderfs" [pid 5005] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5461] <... chdir resumed>) = 0 [pid 5460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5460] <... openat resumed>) = 3 [pid 5009] unlink("./75/binderfs" [pid 5008] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5461] <... prctl resumed>) = 0 [pid 5460] write(3, "1000", 4 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5461] setpgid(0, 0 [pid 5460] <... write resumed>) = 4 [pid 5009] <... unlink resumed>) = 0 [pid 5008] mkdir("./75", 0777 [pid 5006] close(3 [pid 5005] fstat(3, [pid 5461] <... setpgid resumed>) = 0 [pid 5460] close(3 [pid 5009] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5460] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] rmdir("./73" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5461] <... openat resumed>) = 3 [pid 5460] symlink("/dev/binderfs", "./binderfs" [pid 5009] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5461] write(3, "1000", 4 [pid 5460] <... symlink resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] mkdir("./74", 0777 [pid 5461] <... write resumed>) = 4 [pid 5460] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] rmdir("./75" [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5462 attached [pid 5461] close(3 [pid 5460] <... openat resumed>) = 3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5463 attached [pid 5461] <... close resumed>) = 0 [pid 5460] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5462] chdir("./75" [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5462 [pid 5005] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5461] symlink("/dev/binderfs", "./binderfs" [pid 5460] <... mmap resumed>) = 0x20fff000 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5463 [pid 5461] <... symlink resumed>) = 0 [pid 5460] exit_group(0 [pid 5462] <... chdir resumed>) = 0 [pid 5461] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5460] <... exit_group resumed>) = ? [pid 5009] mkdir("./76", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5463] chdir("./74" [pid 5462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5461] <... openat resumed>) = 3 [pid 5460] +++ exited with 0 +++ [pid 5461] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... mkdir resumed>) = 0 [pid 5005] lstat("./67/binderfs", [pid 5463] <... chdir resumed>) = 0 [pid 5462] <... prctl resumed>) = 0 [pid 5461] <... mmap resumed>) = 0x20fff000 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5462] setpgid(0, 0 [pid 5461] exit_group(0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5461] <... exit_group resumed>) = ? [pid 5010] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5463] <... prctl resumed>) = 0 [pid 5462] <... setpgid resumed>) = 0 [pid 5461] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./67/binderfs" [pid 5010] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] getdents64(3, [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5464 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5462] <... openat resumed>) = 3 [pid 5462] write(3, "1000", 4 [pid 5010] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5462] <... write resumed>) = 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5462] close(3 [pid 5010] lstat("./82/binderfs", [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5462] <... close resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5462] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./82/binderfs" [pid 5007] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] close(3 [pid 5462] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5005] <... close resumed>) = 0 [pid 5462] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] fstat(3, [pid 5005] rmdir("./67" [pid 5010] close(3 [pid 5462] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5010] rmdir("./82") = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5463] setpgid(0, 0 [pid 5462] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./83", 0777 [pid 5007] getdents64(3, [pid 5005] mkdir("./68", 0777 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5462] <... mmap resumed>) = 0x20fff000 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5463] <... setpgid resumed>) = 0 [pid 5462] exit_group(0 [pid 5007] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5464 attached [pid 5462] <... exit_group resumed>) = ? [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5465 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] lstat("./74/binderfs", ./strace-static-x86_64: Process 5465 attached [pid 5465] chdir("./83" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./74/binderfs" [pid 5465] <... chdir resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5466 [pid 5007] getdents64(3, [pid 5465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3) = 0 [pid 5007] rmdir("./74") = 0 [pid 5007] mkdir("./75", 0777 [pid 5465] <... prctl resumed>) = 0 [pid 5465] setpgid(0, 0) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5464] chdir("./76" [pid 5462] +++ exited with 0 +++ [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5463] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5466 attached [pid 5465] <... openat resumed>) = 3 [pid 5465] write(3, "1000", 4 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5465] <... write resumed>) = 4 [pid 5008] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5465] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5465] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5465] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... openat resumed>) = 3 [pid 5466] chdir("./68" [pid 5465] <... symlink resumed>) = 0 [pid 5464] <... chdir resumed>) = 0 [pid 5463] write(3, "1000", 4 [pid 5008] fstat(3, [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5467 [pid 5466] <... chdir resumed>) = 0 [pid 5465] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5463] <... write resumed>) = 4 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5465] <... openat resumed>) = 3 [pid 5464] <... prctl resumed>) = 0 [pid 5463] close(3 [pid 5466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5467 attached [pid 5465] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5464] setpgid(0, 0 [pid 5463] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5466] <... prctl resumed>) = 0 [pid 5467] chdir("./75" [pid 5466] setpgid(0, 0 [pid 5465] <... mmap resumed>) = 0x20fff000 [pid 5464] <... setpgid resumed>) = 0 [pid 5463] symlink("/dev/binderfs", "./binderfs" [pid 5008] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5467] <... chdir resumed>) = 0 [pid 5466] <... setpgid resumed>) = 0 [pid 5465] exit_group(0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5465] <... exit_group resumed>) = ? [pid 5463] <... symlink resumed>) = 0 [pid 5008] lstat("./75/binderfs", [pid 5467] <... prctl resumed>) = 0 [pid 5466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5465] +++ exited with 0 +++ [pid 5464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5463] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5467] setpgid(0, 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5467] <... setpgid resumed>) = 0 [pid 5463] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] unlink("./75/binderfs" [pid 5467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5466] <... openat resumed>) = 3 [pid 5464] <... openat resumed>) = 3 [pid 5463] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5467] <... openat resumed>) = 3 [pid 5466] write(3, "1000", 4 [pid 5464] write(3, "1000", 4 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5467] write(3, "1000", 4 [pid 5466] <... write resumed>) = 4 [pid 5464] <... write resumed>) = 4 [pid 5463] <... mmap resumed>) = 0x20fff000 [pid 5008] getdents64(3, [pid 5467] <... write resumed>) = 4 [pid 5466] close(3 [pid 5464] close(3 [pid 5463] exit_group(0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5467] close(3 [pid 5466] <... close resumed>) = 0 [pid 5464] <... close resumed>) = 0 [pid 5463] <... exit_group resumed>) = ? [pid 5010] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5467] <... close resumed>) = 0 [pid 5466] symlink("/dev/binderfs", "./binderfs" [pid 5464] symlink("/dev/binderfs", "./binderfs" [pid 5463] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... close resumed>) = 0 [pid 5467] symlink("/dev/binderfs", "./binderfs" [pid 5466] <... symlink resumed>) = 0 [pid 5464] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] rmdir("./75" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5467] <... symlink resumed>) = 0 [pid 5466] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5464] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5467] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] fstat(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5467] <... openat resumed>) = 3 [pid 5466] <... openat resumed>) = 3 [pid 5464] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] mkdir("./76", 0777 [pid 5467] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5466] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5467] <... mmap resumed>) = 0x20fff000 [pid 5464] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5467] exit_group(0 [pid 5466] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5467] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5466] exit_group(0 [pid 5464] <... mmap resumed>) = 0x20fff000 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5467] +++ exited with 0 +++ [pid 5466] <... exit_group resumed>) = ? [pid 5464] exit_group(0 [pid 5010] lstat("./83/binderfs", [pid 5006] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] fstat(3, [pid 5464] <... exit_group resumed>) = ? [pid 5010] unlink("./83/binderfs" [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5464] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5468 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5468 attached [pid 5466] +++ exited with 0 +++ [pid 5010] <... close resumed>) = 0 [pid 5006] lstat("./74/binderfs", [pid 5010] rmdir("./83" [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5468] chdir("./76" [pid 5010] <... rmdir resumed>) = 0 [pid 5007] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./74/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5468] <... chdir resumed>) = 0 [pid 5010] mkdir("./84", 0777 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... unlink resumed>) = 0 [pid 5468] <... prctl resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5005] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5468] setpgid(0, 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5468] <... setpgid resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5006] close(3 [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5469 attached [pid 5468] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5469 [pid 5009] fstat(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... close resumed>) = 0 [pid 5005] fstat(3, [pid 5469] chdir("./84" [pid 5468] write(3, "1000", 4 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] rmdir("./74" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5469] <... chdir resumed>) = 0 [pid 5468] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5468] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] lstat("./75/binderfs", [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5469] <... prctl resumed>) = 0 [pid 5468] <... close resumed>) = 0 [pid 5009] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] mkdir("./75", 0777 [pid 5005] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5469] setpgid(0, 0 [pid 5468] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] unlink("./75/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5469] <... setpgid resumed>) = 0 [pid 5468] <... symlink resumed>) = 0 [pid 5009] lstat("./76/binderfs", [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] lstat("./68/binderfs", [pid 5469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5468] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5469] <... openat resumed>) = 3 [pid 5468] <... openat resumed>) = 3 [pid 5009] unlink("./76/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./68/binderfs" [pid 5469] write(3, "1000", 4 [pid 5468] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5005] <... unlink resumed>) = 0 [pid 5469] <... write resumed>) = 4 [pid 5468] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5470 [pid 5005] getdents64(3, [pid 5469] close(3 [pid 5468] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./75" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5469] <... close resumed>) = 0 [pid 5468] <... exit_group resumed>) = ? [pid 5009] close(3 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] close(3 [pid 5469] symlink("/dev/binderfs", "./binderfs" [pid 5468] +++ exited with 0 +++ [pid 5009] <... close resumed>) = 0 [pid 5007] mkdir("./76", 0777 [pid 5005] <... close resumed>) = 0 ./strace-static-x86_64: Process 5470 attached [pid 5469] <... symlink resumed>) = 0 [pid 5009] rmdir("./76" [pid 5007] <... mkdir resumed>) = 0 [pid 5005] rmdir("./68" [pid 5470] chdir("./75" [pid 5469] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... rmdir resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5471 attached [pid 5470] <... chdir resumed>) = 0 [pid 5469] <... openat resumed>) = 3 [pid 5009] mkdir("./77", 0777 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5005] mkdir("./69", 0777 [pid 5471] chdir("./76" [pid 5470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5469] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5471 [pid 5005] <... mkdir resumed>) = 0 [pid 5470] <... prctl resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5472 attached [pid 5471] <... chdir resumed>) = 0 [pid 5470] setpgid(0, 0 [pid 5469] <... mmap resumed>) = 0x20fff000 [pid 5471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5470] <... setpgid resumed>) = 0 [pid 5469] exit_group(0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5472 [pid 5008] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5473 ./strace-static-x86_64: Process 5473 attached [pid 5472] chdir("./77" [pid 5471] <... prctl resumed>) = 0 [pid 5470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5469] <... exit_group resumed>) = ? [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5473] chdir("./69" [pid 5472] <... chdir resumed>) = 0 [pid 5471] setpgid(0, 0 [pid 5470] <... openat resumed>) = 3 [pid 5469] +++ exited with 0 +++ [pid 5008] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5473] <... chdir resumed>) = 0 [pid 5472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5471] <... setpgid resumed>) = 0 [pid 5470] write(3, "1000", 4 [pid 5008] <... openat resumed>) = 3 [pid 5473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5472] <... prctl resumed>) = 0 [pid 5471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5470] <... write resumed>) = 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] fstat(3, [pid 5473] <... prctl resumed>) = 0 [pid 5472] setpgid(0, 0 [pid 5471] <... openat resumed>) = 3 [pid 5470] close(3 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5473] setpgid(0, 0 [pid 5472] <... setpgid resumed>) = 0 [pid 5471] write(3, "1000", 4 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5473] <... setpgid resumed>) = 0 [pid 5472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5471] <... write resumed>) = 4 [pid 5470] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5472] <... openat resumed>) = 3 [pid 5471] close(3 [pid 5470] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5473] <... openat resumed>) = 3 [pid 5472] write(3, "1000", 4 [pid 5471] <... close resumed>) = 0 [pid 5010] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5470] <... symlink resumed>) = 0 [pid 5473] write(3, "1000", 4 [pid 5472] <... write resumed>) = 4 [pid 5471] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5473] <... write resumed>) = 4 [pid 5472] close(3 [pid 5471] <... symlink resumed>) = 0 [pid 5470] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5473] close(3 [pid 5472] <... close resumed>) = 0 [pid 5471] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5008] lstat("./76/binderfs", [pid 5473] <... close resumed>) = 0 [pid 5472] symlink("/dev/binderfs", "./binderfs" [pid 5471] <... openat resumed>) = 3 [pid 5470] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5473] symlink("/dev/binderfs", "./binderfs" [pid 5472] <... symlink resumed>) = 0 [pid 5471] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5470] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] unlink("./76/binderfs" [pid 5473] <... symlink resumed>) = 0 [pid 5472] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5471] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5473] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5472] <... openat resumed>) = 3 [pid 5471] exit_group(0 [pid 5470] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... unlink resumed>) = 0 [pid 5473] <... openat resumed>) = 3 [pid 5472] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5471] <... exit_group resumed>) = ? [pid 5470] exit_group(0 [pid 5010] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5473] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5472] <... mmap resumed>) = 0x20fff000 [pid 5471] +++ exited with 0 +++ [pid 5470] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5473] <... mmap resumed>) = 0x20fff000 [pid 5472] exit_group(0 [pid 5010] lstat("./84/binderfs", [pid 5473] exit_group(0 [pid 5472] <... exit_group resumed>) = ? [pid 5470] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5473] <... exit_group resumed>) = ? [pid 5008] close(3 [pid 5472] +++ exited with 0 +++ [pid 5010] unlink("./84/binderfs" [pid 5008] <... close resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] rmdir("./76" [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5473] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... rmdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... restart_syscall resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] mkdir("./77", 0777 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5010] close(3) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5010] rmdir("./84" [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... rmdir resumed>) = 0 [pid 5007] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] mkdir("./85", 0777 [pid 5006] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... mkdir resumed>) = 0 [pid 5009] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] fstat(3, ./strace-static-x86_64: Process 5475 attached ./strace-static-x86_64: Process 5474 attached [pid 5009] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5474 [pid 5007] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... restart_syscall resumed>) = 0 [pid 5475] chdir("./85" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5475 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5474] chdir("./77" [pid 5009] fstat(3, [pid 5007] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5474] <... chdir resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] fstat(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5475] <... chdir resumed>) = 0 [pid 5474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5474] <... prctl resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] getdents64(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5475] <... prctl resumed>) = 0 [pid 5474] setpgid(0, 0 [pid 5009] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] lstat("./75/binderfs", [pid 5005] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5475] setpgid(0, 0 [pid 5474] <... setpgid resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5475] <... setpgid resumed>) = 0 [pid 5474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] lstat("./77/binderfs", [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] unlink("./75/binderfs" [pid 5005] fstat(3, [pid 5475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5474] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] lstat("./76/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5475] <... openat resumed>) = 3 [pid 5474] write(3, "1000", 4 [pid 5009] unlink("./77/binderfs" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5475] write(3, "1000", 4 [pid 5474] <... write resumed>) = 4 [pid 5009] <... unlink resumed>) = 0 [pid 5007] unlink("./76/binderfs" [pid 5006] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5475] <... write resumed>) = 4 [pid 5474] close(3 [pid 5009] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5475] close(3 [pid 5474] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] close(3 [pid 5005] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5475] <... close resumed>) = 0 [pid 5474] symlink("/dev/binderfs", "./binderfs" [pid 5009] close(3 [pid 5007] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5475] symlink("/dev/binderfs", "./binderfs" [pid 5006] rmdir("./75" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5475] <... symlink resumed>) = 0 [pid 5474] <... symlink resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] lstat("./69/binderfs", [pid 5475] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5474] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] rmdir("./77" [pid 5007] close(3 [pid 5006] mkdir("./76", 0777 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5475] <... openat resumed>) = 3 [pid 5474] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5005] unlink("./69/binderfs" [pid 5475] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5474] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] mkdir("./78", 0777 [pid 5007] rmdir("./76" [pid 5006] <... mkdir resumed>) = 0 [pid 5475] <... mmap resumed>) = 0x20fff000 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... unlink resumed>) = 0 [pid 5475] exit_group(0 [pid 5474] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5475] <... exit_group resumed>) = ? [pid 5474] exit_group(0 [pid 5007] <... rmdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5476 [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5476 attached [pid 5475] +++ exited with 0 +++ [pid 5474] <... exit_group resumed>) = ? [pid 5007] mkdir("./77", 0777 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5477 attached [pid 5477] chdir("./78") = 0 [pid 5010] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5474] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5477 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5010] fstat(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5474, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... close resumed>) = 0 [pid 5477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] getdents64(3, [pid 5477] <... prctl resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5477] setpgid(0, 0 [pid 5010] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] rmdir("./69" [pid 5477] <... setpgid resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5478 [pid 5477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] lstat("./85/binderfs", [pid 5005] <... rmdir resumed>) = 0 [pid 5477] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] mkdir("./70", 0777 [pid 5477] write(3, "1000", 4 [pid 5010] unlink("./85/binderfs"./strace-static-x86_64: Process 5478 attached [pid 5477] <... write resumed>) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5008] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... mkdir resumed>) = 0 [pid 5478] chdir("./77" [pid 5477] close(3 [pid 5476] chdir("./76" [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5478] <... chdir resumed>) = 0 [pid 5477] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5477] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5008] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5478] <... prctl resumed>) = 0 [pid 5477] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5478] setpgid(0, 0 [pid 5477] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5476] <... chdir resumed>) = 0 [pid 5010] rmdir("./85" [pid 5008] <... openat resumed>) = 3 [pid 5478] <... setpgid resumed>) = 0 [pid 5477] <... openat resumed>) = 3 [pid 5476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... rmdir resumed>) = 0 [pid 5008] fstat(3, [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5479 [pid 5478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5477] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5476] <... prctl resumed>) = 0 [pid 5010] mkdir("./86", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5479 attached [pid 5478] <... openat resumed>) = 3 [pid 5477] <... mmap resumed>) = 0x20fff000 [pid 5476] setpgid(0, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5478] write(3, "1000", 4 [pid 5477] exit_group(0 [pid 5476] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5478] <... write resumed>) = 4 [pid 5477] <... exit_group resumed>) = ? [pid 5476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5480 attached [pid 5479] chdir("./70" [pid 5478] close(3 [pid 5477] +++ exited with 0 +++ [pid 5476] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5480 [pid 5008] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5479] <... chdir resumed>) = 0 [pid 5478] <... close resumed>) = 0 [pid 5476] write(3, "1000", 4 [pid 5479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5478] symlink("/dev/binderfs", "./binderfs" [pid 5476] <... write resumed>) = 4 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5479] <... prctl resumed>) = 0 [pid 5478] <... symlink resumed>) = 0 [pid 5476] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] lstat("./77/binderfs", [pid 5478] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5479] setpgid(0, 0 [pid 5478] <... openat resumed>) = 3 [pid 5480] chdir("./86" [pid 5476] <... close resumed>) = 0 [pid 5009] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5479] <... setpgid resumed>) = 0 [pid 5478] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5476] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./77/binderfs" [pid 5480] <... chdir resumed>) = 0 [pid 5479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5478] <... mmap resumed>) = 0x20fff000 [pid 5476] <... symlink resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5479] <... openat resumed>) = 3 [pid 5478] exit_group(0 [pid 5476] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... unlink resumed>) = 0 [pid 5479] write(3, "1000", 4 [pid 5478] <... exit_group resumed>) = ? [pid 5476] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5479] <... write resumed>) = 4 [pid 5478] +++ exited with 0 +++ [pid 5476] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] fstat(3, [pid 5008] getdents64(3, [pid 5479] close(3 [pid 5476] <... mmap resumed>) = 0x20fff000 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5478, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5007] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5476] exit_group(0 [pid 5480] <... prctl resumed>) = 0 [pid 5479] <... close resumed>) = 0 [pid 5476] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5480] setpgid(0, 0 [pid 5479] symlink("/dev/binderfs", "./binderfs" [pid 5007] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] rmdir("./77" [pid 5009] lstat("./78/binderfs", [pid 5007] <... openat resumed>) = 3 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] fstat(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] unlink("./78/binderfs" [pid 5008] mkdir("./78", 0777 [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... unlink resumed>) = 0 [pid 5007] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5479] <... symlink resumed>) = 0 [pid 5009] close(3 [pid 5007] lstat("./77/binderfs", ./strace-static-x86_64: Process 5481 attached {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... close resumed>) = 0 [pid 5481] chdir("./78" [pid 5479] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] rmdir("./78" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5481 [pid 5476] +++ exited with 0 +++ [pid 5007] unlink("./77/binderfs" [pid 5480] <... setpgid resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5481] <... chdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5479] <... openat resumed>) = 3 [pid 5009] mkdir("./79", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5481] <... prctl resumed>) = 0 [pid 5479] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5481] setpgid(0, 0 [pid 5006] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5481] <... setpgid resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] close(3 [pid 5006] <... openat resumed>) = 3 [pid 5481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5479] <... mmap resumed>) = 0x20fff000 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... close resumed>) = 0 [pid 5006] fstat(3, ./strace-static-x86_64: Process 5482 attached [pid 5481] <... openat resumed>) = 3 [pid 5480] <... openat resumed>) = 3 [pid 5479] exit_group(0 [pid 5007] rmdir("./77" [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5482] chdir("./79" [pid 5481] write(3, "1000", 4 [pid 5480] write(3, "1000", 4 [pid 5479] <... exit_group resumed>) = ? [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5482 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5482] <... chdir resumed>) = 0 [pid 5481] <... write resumed>) = 4 [pid 5480] <... write resumed>) = 4 [pid 5479] +++ exited with 0 +++ [pid 5007] mkdir("./78", 0777 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5481] close(3 [pid 5480] close(3 [pid 5006] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5482] <... prctl resumed>) = 0 [pid 5481] <... close resumed>) = 0 [pid 5480] <... close resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5482] setpgid(0, 0 [pid 5481] symlink("/dev/binderfs", "./binderfs" [pid 5480] symlink("/dev/binderfs", "./binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] lstat("./76/binderfs", [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5482] <... setpgid resumed>) = 0 [pid 5481] <... symlink resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5481] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] unlink("./76/binderfs" [pid 5005] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5483 attached [pid 5482] <... openat resumed>) = 3 [pid 5481] <... openat resumed>) = 3 [pid 5480] <... symlink resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5483 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5482] write(3, "1000", 4 [pid 5481] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5480] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] getdents64(3, [pid 5483] chdir("./78" [pid 5482] <... write resumed>) = 4 [pid 5481] <... mmap resumed>) = 0x20fff000 [pid 5480] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5482] close(3 [pid 5481] exit_group(0 [pid 5006] close(3 [pid 5482] <... close resumed>) = 0 [pid 5481] <... exit_group resumed>) = ? [pid 5480] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... close resumed>) = 0 [pid 5005] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5483] <... chdir resumed>) = 0 [pid 5482] symlink("/dev/binderfs", "./binderfs" [pid 5480] <... mmap resumed>) = 0x20fff000 [pid 5006] rmdir("./76" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5482] <... symlink resumed>) = 0 [pid 5481] +++ exited with 0 +++ [pid 5480] exit_group(0 [pid 5005] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5483] <... prctl resumed>) = 0 [pid 5482] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5480] <... exit_group resumed>) = ? [pid 5006] <... rmdir resumed>) = 0 [pid 5483] setpgid(0, 0 [pid 5482] <... openat resumed>) = 3 [pid 5480] +++ exited with 0 +++ [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] mkdir("./77", 0777 [pid 5005] <... openat resumed>) = 3 [pid 5483] <... setpgid resumed>) = 0 [pid 5482] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... mkdir resumed>) = 0 [pid 5005] fstat(3, [pid 5483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5482] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5483] <... openat resumed>) = 3 [pid 5482] exit_group(0 [pid 5010] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5483] write(3, "1000", 4 [pid 5482] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5484 ./strace-static-x86_64: Process 5484 attached [pid 5483] <... write resumed>) = 4 [pid 5482] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5483] close(3 [pid 5010] <... openat resumed>) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5483] <... close resumed>) = 0 [pid 5010] fstat(3, [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5483] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5010] getdents64(3, [pid 5008] <... openat resumed>) = 3 [pid 5005] lstat("./70/binderfs", [pid 5483] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] fstat(3, [pid 5483] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] lstat("./86/binderfs", [pid 5009] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5005] unlink("./70/binderfs" [pid 5483] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] unlink("./86/binderfs" [pid 5484] chdir("./77" [pid 5483] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... unlink resumed>) = 0 [pid 5484] <... chdir resumed>) = 0 [pid 5483] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5483] exit_group(0 [pid 5010] getdents64(3, [pid 5009] fstat(3, [pid 5008] lstat("./78/binderfs", [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5483] <... exit_group resumed>) = ? [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] close(3 [pid 5010] <... close resumed>) = 0 [pid 5010] rmdir("./86") = 0 [pid 5010] mkdir("./87", 0777 [pid 5484] <... prctl resumed>) = 0 [pid 5483] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] unlink("./78/binderfs" [pid 5005] <... close resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5485 attached [pid 5484] setpgid(0, 0 [pid 5009] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... unlink resumed>) = 0 [pid 5005] rmdir("./70" [pid 5485] chdir("./87" [pid 5484] <... setpgid resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5485 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5485] <... chdir resumed>) = 0 [pid 5485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... rmdir resumed>) = 0 [pid 5485] <... prctl resumed>) = 0 [pid 5009] lstat("./79/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] mkdir("./71", 0777 [pid 5485] setpgid(0, 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] close(3 [pid 5485] <... setpgid resumed>) = 0 [pid 5485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] unlink("./79/binderfs" [pid 5008] <... close resumed>) = 0 [pid 5484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... mkdir resumed>) = 0 [pid 5485] <... openat resumed>) = 3 [pid 5485] write(3, "1000", 4 [pid 5009] <... unlink resumed>) = 0 [pid 5008] rmdir("./78" [pid 5007] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5485] <... write resumed>) = 4 [pid 5484] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5485] close(3) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5485] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5484] write(3, "1000", 4 [pid 5009] close(3 [pid 5008] mkdir("./79", 0777 [pid 5007] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5485] <... openat resumed>) = 3 [pid 5484] <... write resumed>) = 4 [pid 5009] <... close resumed>) = 0 [pid 5485] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5009] rmdir("./79" [pid 5007] <... openat resumed>) = 3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5486 [pid 5484] close(3./strace-static-x86_64: Process 5486 attached [pid 5485] <... mmap resumed>) = 0x20fff000 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5486] chdir("./71" [pid 5485] exit_group(0 [pid 5484] <... close resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] fstat(3, [pid 5486] <... chdir resumed>) = 0 [pid 5485] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5487 attached [pid 5484] symlink("/dev/binderfs", "./binderfs" [pid 5009] mkdir("./80", 0777 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5485] +++ exited with 0 +++ [pid 5484] <... symlink resumed>) = 0 [pid 5486] <... prctl resumed>) = 0 [pid 5486] setpgid(0, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5486] <... setpgid resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5487 [pid 5007] getdents64(3, [pid 5486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5484] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5486] <... openat resumed>) = 3 [pid 5486] write(3, "1000", 4 [pid 5007] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5486] <... write resumed>) = 4 [pid 5010] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5486] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5486] <... close resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5486] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5484] <... openat resumed>) = 3 [pid 5486] <... symlink resumed>) = 0 [pid 5010] fstat(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5488 [pid 5007] lstat("./78/binderfs", ./strace-static-x86_64: Process 5488 attached [pid 5487] chdir("./79" [pid 5486] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5484] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5486] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5486] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] unlink("./78/binderfs" [pid 5487] <... chdir resumed>) = 0 [pid 5486] <... mmap resumed>) = 0x20fff000 [pid 5484] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5486] exit_group(0 [pid 5484] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5488] chdir("./80" [pid 5487] <... prctl resumed>) = 0 [pid 5486] <... exit_group resumed>) = ? [pid 5484] <... exit_group resumed>) = ? [pid 5010] lstat("./87/binderfs", [pid 5488] <... chdir resumed>) = 0 [pid 5487] setpgid(0, 0 [pid 5486] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5010] unlink("./87/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5487] <... setpgid resumed>) = 0 [pid 5484] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5010] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] rmdir("./78" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] close(3 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... close resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5010] rmdir("./87" [pid 5488] <... prctl resumed>) = 0 [pid 5487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5488] setpgid(0, 0 [pid 5010] mkdir("./88", 0777 [pid 5007] mkdir("./79", 0777 [pid 5006] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5488] <... setpgid resumed>) = 0 [pid 5487] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5487] write(3, "1000", 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5489 attached [pid 5488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5487] <... write resumed>) = 4 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... openat resumed>) = 3 [pid 5489] chdir("./88" [pid 5487] close(3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5489 [pid 5006] fstat(3, [pid 5005] <... openat resumed>) = 3 [pid 5489] <... chdir resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] getdents64(3, [pid 5489] <... prctl resumed>) = 0 [pid 5487] <... close resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5490 [pid 5488] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] fstat(3, [pid 5489] setpgid(0, 0 [pid 5488] write(3, "1000", 4 [pid 5487] symlink("/dev/binderfs", "./binderfs" [pid 5006] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5489] <... setpgid resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5490 attached [pid 5489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5488] <... write resumed>) = 4 [pid 5487] <... symlink resumed>) = 0 [pid 5006] lstat("./77/binderfs", [pid 5490] chdir("./79" [pid 5489] <... openat resumed>) = 3 [pid 5488] close(3 [pid 5487] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5490] <... chdir resumed>) = 0 [pid 5489] write(3, "1000", 4 [pid 5488] <... close resumed>) = 0 [pid 5006] unlink("./77/binderfs" [pid 5005] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5489] <... write resumed>) = 4 [pid 5488] symlink("/dev/binderfs", "./binderfs" [pid 5487] <... openat resumed>) = 3 [pid 5006] <... unlink resumed>) = 0 [pid 5490] <... prctl resumed>) = 0 [pid 5489] close(3 [pid 5487] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5490] setpgid(0, 0 [pid 5489] <... close resumed>) = 0 [pid 5488] <... symlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./71/binderfs", [pid 5490] <... setpgid resumed>) = 0 [pid 5489] symlink("/dev/binderfs", "./binderfs" [pid 5487] <... mmap resumed>) = 0x20fff000 [pid 5006] close(3 [pid 5490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5489] <... symlink resumed>) = 0 [pid 5488] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5487] exit_group(0 [pid 5006] <... close resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5490] <... openat resumed>) = 3 [pid 5489] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5488] <... openat resumed>) = 3 [pid 5487] <... exit_group resumed>) = ? [pid 5006] rmdir("./77" [pid 5005] unlink("./71/binderfs" [pid 5490] write(3, "1000", 4 [pid 5489] <... openat resumed>) = 3 [pid 5488] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5490] <... write resumed>) = 4 [pid 5489] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] mkdir("./78", 0777 [pid 5005] <... unlink resumed>) = 0 [pid 5490] close(3 [pid 5489] <... mmap resumed>) = 0x20fff000 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5490] <... close resumed>) = 0 [pid 5489] exit_group(0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5490] symlink("/dev/binderfs", "./binderfs" [pid 5489] <... exit_group resumed>) = ? [pid 5488] <... mmap resumed>) = 0x20fff000 [pid 5487] +++ exited with 0 +++ [pid 5005] close(3./strace-static-x86_64: Process 5491 attached [pid 5490] <... symlink resumed>) = 0 [pid 5488] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... close resumed>) = 0 [pid 5491] chdir("./78" [pid 5490] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5489] +++ exited with 0 +++ [pid 5488] <... exit_group resumed>) = ? [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5491 [pid 5005] rmdir("./71" [pid 5491] <... chdir resumed>) = 0 [pid 5490] <... openat resumed>) = 3 [pid 5491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5490] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5491] <... prctl resumed>) = 0 [pid 5010] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5491] setpgid(0, 0 [pid 5490] <... mmap resumed>) = 0x20fff000 [pid 5488] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... rmdir resumed>) = 0 [pid 5491] <... setpgid resumed>) = 0 [pid 5490] exit_group(0 [pid 5010] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./72", 0777 [pid 5491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5490] <... exit_group resumed>) = ? [pid 5010] <... openat resumed>) = 3 [pid 5491] <... openat resumed>) = 3 [pid 5490] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5005] <... mkdir resumed>) = 0 [pid 5491] write(3, "1000", 4 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5491] <... write resumed>) = 4 [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5491] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5491] <... close resumed>) = 0 [pid 5010] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5491] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5491] <... symlink resumed>) = 0 [pid 5010] lstat("./88/binderfs", [pid 5008] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5491] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5492 attached [pid 5491] <... openat resumed>) = 3 [pid 5010] unlink("./88/binderfs" [pid 5009] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5492 [pid 5491] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5492] chdir("./72" [pid 5491] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5009] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5491] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5492] <... chdir resumed>) = 0 [pid 5491] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5009] fstat(3, [pid 5007] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5491] +++ exited with 0 +++ [pid 5010] <... close resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5492] <... prctl resumed>) = 0 [pid 5010] rmdir("./88" [pid 5009] getdents64(3, [pid 5008] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5492] setpgid(0, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5492] <... setpgid resumed>) = 0 [pid 5010] mkdir("./89", 0777 [pid 5009] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./79/binderfs", [pid 5492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5492] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] lstat("./80/binderfs", [pid 5008] unlink("./79/binderfs" [pid 5007] getdents64(3, ./strace-static-x86_64: Process 5493 attached [pid 5492] write(3, "1000", 4 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5493] chdir("./89" [pid 5492] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5493 [pid 5009] unlink("./80/binderfs" [pid 5008] getdents64(3, [pid 5007] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5493] <... chdir resumed>) = 0 [pid 5492] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... unlink resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5493] <... prctl resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5493] setpgid(0, 0 [pid 5006] fstat(3, [pid 5493] <... setpgid resumed>) = 0 [pid 5492] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5492] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5007] lstat("./79/binderfs", [pid 5006] getdents64(3, [pid 5493] <... openat resumed>) = 3 [pid 5492] <... symlink resumed>) = 0 [pid 5009] close(3 [pid 5008] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5493] write(3, "1000", 4 [pid 5492] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... close resumed>) = 0 [pid 5008] rmdir("./79" [pid 5007] unlink("./79/binderfs" [pid 5006] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5493] <... write resumed>) = 4 [pid 5009] rmdir("./80" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5493] close(3 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] lstat("./78/binderfs", [pid 5493] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5493] symlink("/dev/binderfs", "./binderfs" [pid 5006] unlink("./78/binderfs" [pid 5493] <... symlink resumed>) = 0 [pid 5492] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] mkdir("./80", 0777 [pid 5007] getdents64(3, [pid 5006] <... unlink resumed>) = 0 [pid 5493] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5492] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] mkdir("./81", 0777 [pid 5006] getdents64(3, [pid 5493] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5493] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] close(3 [pid 5006] close(3 [pid 5493] <... mmap resumed>) = 0x20fff000 [pid 5492] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... close resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5493] exit_group(0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] rmdir("./78" [pid 5493] <... exit_group resumed>) = ? [pid 5006] <... rmdir resumed>) = 0 [pid 5493] +++ exited with 0 +++ [pid 5492] exit_group(0 [pid 5007] rmdir("./79" [pid 5006] mkdir("./79", 0777./strace-static-x86_64: Process 5495 attached [pid 5492] <... exit_group resumed>) = ? [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5495 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5494 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5496 [pid 5007] mkdir("./80", 0777./strace-static-x86_64: Process 5494 attached [pid 5492] +++ exited with 0 +++ [pid 5494] chdir("./80" [pid 5010] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5494] <... chdir resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5494] <... prctl resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5005] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5494] setpgid(0, 0 [pid 5010] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5494] <... setpgid resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5497 [pid 5005] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5496 attached [pid 5494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5497 attached [pid 5496] chdir("./79" [pid 5495] chdir("./81" [pid 5494] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] fstat(3, [pid 5496] <... chdir resumed>) = 0 [pid 5495] <... chdir resumed>) = 0 [pid 5494] write(3, "1000", 4 [pid 5010] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5494] <... write resumed>) = 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5497] chdir("./80" [pid 5496] <... prctl resumed>) = 0 [pid 5495] <... prctl resumed>) = 0 [pid 5494] close(3 [pid 5010] lstat("./89/binderfs", [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5497] <... chdir resumed>) = 0 [pid 5496] setpgid(0, 0 [pid 5495] setpgid(0, 0 [pid 5494] <... close resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5496] <... setpgid resumed>) = 0 [pid 5495] <... setpgid resumed>) = 0 [pid 5494] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./89/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5497] <... prctl resumed>) = 0 [pid 5496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5494] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5005] lstat("./72/binderfs", [pid 5497] setpgid(0, 0 [pid 5496] <... openat resumed>) = 3 [pid 5495] <... openat resumed>) = 3 [pid 5494] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5497] <... setpgid resumed>) = 0 [pid 5496] write(3, "1000", 4 [pid 5495] write(3, "1000", 4 [pid 5494] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./72/binderfs" [pid 5497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5496] <... write resumed>) = 4 [pid 5495] <... write resumed>) = 4 [pid 5494] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] close(3 [pid 5005] <... unlink resumed>) = 0 [pid 5497] <... openat resumed>) = 3 [pid 5496] close(3 [pid 5495] close(3 [pid 5494] <... mmap resumed>) = 0x20fff000 [pid 5010] <... close resumed>) = 0 [pid 5005] getdents64(3, [pid 5497] write(3, "1000", 4 [pid 5496] <... close resumed>) = 0 [pid 5495] <... close resumed>) = 0 [pid 5494] exit_group(0 [pid 5010] rmdir("./89" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5497] <... write resumed>) = 4 [pid 5496] symlink("/dev/binderfs", "./binderfs" [pid 5495] symlink("/dev/binderfs", "./binderfs" [pid 5494] <... exit_group resumed>) = ? [pid 5010] <... rmdir resumed>) = 0 [pid 5005] close(3 [pid 5497] close(3 [pid 5496] <... symlink resumed>) = 0 [pid 5495] <... symlink resumed>) = 0 [pid 5494] +++ exited with 0 +++ [pid 5010] mkdir("./90", 0777 [pid 5005] <... close resumed>) = 0 [pid 5497] <... close resumed>) = 0 [pid 5496] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5495] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5497] symlink("/dev/binderfs", "./binderfs" [pid 5496] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5495] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] rmdir("./72" [pid 5497] <... symlink resumed>) = 0 [pid 5496] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5495] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5497] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5496] <... mmap resumed>) = 0x20fff000 [pid 5495] <... mmap resumed>) = 0x20fff000 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5498 attached [pid 5497] <... openat resumed>) = 3 [pid 5496] exit_group(0 [pid 5495] exit_group(0 [pid 5008] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./73", 0777 [pid 5498] chdir("./90" [pid 5497] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5496] <... exit_group resumed>) = ? [pid 5495] <... exit_group resumed>) = ? [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5498 [pid 5008] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5497] <... mmap resumed>) = 0x20fff000 [pid 5496] +++ exited with 0 +++ [pid 5008] fstat(3, [pid 5498] <... chdir resumed>) = 0 [pid 5497] exit_group(0 [pid 5495] +++ exited with 0 +++ [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5497] <... exit_group resumed>) = ? [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5499 attached [pid 5498] <... prctl resumed>) = 0 [pid 5497] +++ exited with 0 +++ [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5499] chdir("./73" [pid 5498] setpgid(0, 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5499 [pid 5498] <... setpgid resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] lstat("./80/binderfs", [pid 5007] <... restart_syscall resumed>) = 0 [pid 5498] <... openat resumed>) = 3 [pid 5009] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5499] <... chdir resumed>) = 0 [pid 5498] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./80/binderfs" [pid 5006] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5498] <... write resumed>) = 4 [pid 5009] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... unlink resumed>) = 0 [pid 5007] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5499] <... prctl resumed>) = 0 [pid 5498] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5499] setpgid(0, 0 [pid 5498] <... close resumed>) = 0 [pid 5009] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5499] <... setpgid resumed>) = 0 [pid 5498] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] close(3 [pid 5007] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5498] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] fstat(3, [pid 5006] fstat(3, [pid 5499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5498] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] rmdir("./80" [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5499] <... openat resumed>) = 3 [pid 5498] <... openat resumed>) = 3 [pid 5009] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] getdents64(3, [pid 5499] write(3, "1000", 4 [pid 5498] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./81", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5499] <... write resumed>) = 4 [pid 5498] <... mmap resumed>) = 0x20fff000 [pid 5009] lstat("./81/binderfs", [pid 5008] <... mkdir resumed>) = 0 [pid 5007] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5499] close(3 [pid 5498] exit_group(0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5499] <... close resumed>) = 0 [pid 5498] <... exit_group resumed>) = ? [pid 5009] unlink("./81/binderfs" [pid 5007] lstat("./80/binderfs", [pid 5006] lstat("./79/binderfs", [pid 5499] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5500 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] getdents64(3, [pid 5007] unlink("./80/binderfs" [pid 5499] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5498] +++ exited with 0 +++ [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5499] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] close(3 [pid 5007] getdents64(3, [pid 5006] unlink("./79/binderfs" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5498, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5499] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] rmdir("./81" [pid 5007] close(3./strace-static-x86_64: Process 5500 attached [pid 5499] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5009] mkdir("./82", 0777 [pid 5007] rmdir("./80" [pid 5500] chdir("./81" [pid 5499] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] mkdir("./81", 0777./strace-static-x86_64: Process 5501 attached [pid 5500] <... chdir resumed>) = 0 [pid 5499] exit_group(0 [pid 5010] <... openat resumed>) = 3 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5501 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5502 attached [pid 5501] chdir("./82" [pid 5500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5499] <... exit_group resumed>) = ? [pid 5010] fstat(3, [pid 5006] close(3 [pid 5501] <... chdir resumed>) = 0 [pid 5500] <... prctl resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5502 [pid 5501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5501] setpgid(0, 0) = 0 [pid 5501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5500] setpgid(0, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... close resumed>) = 0 [pid 5501] <... openat resumed>) = 3 [pid 5500] <... setpgid resumed>) = 0 [pid 5499] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5501] write(3, "1000", 4 [pid 5006] rmdir("./79" [pid 5501] <... write resumed>) = 4 [pid 5501] close(3 [pid 5500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5501] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5501] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5500] <... openat resumed>) = 3 [pid 5010] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5501] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5500] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5502] chdir("./81" [pid 5501] <... openat resumed>) = 3 [pid 5500] <... write resumed>) = 4 [pid 5010] lstat("./90/binderfs", [pid 5006] mkdir("./80", 0777 [pid 5501] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5500] close(3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5501] <... mmap resumed>) = 0x20fff000 [pid 5500] <... close resumed>) = 0 [pid 5010] unlink("./90/binderfs" [pid 5006] <... mkdir resumed>) = 0 [pid 5005] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5502] <... chdir resumed>) = 0 [pid 5501] exit_group(0 [pid 5500] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5501] <... exit_group resumed>) = ? [pid 5500] <... symlink resumed>) = 0 [pid 5010] getdents64(3, ./strace-static-x86_64: Process 5503 attached [pid 5502] <... prctl resumed>) = 0 [pid 5501] +++ exited with 0 +++ [pid 5500] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5502] setpgid(0, 0 [pid 5500] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5503 [pid 5503] chdir("./80" [pid 5502] <... setpgid resumed>) = 0 [pid 5500] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... close resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5503] <... chdir resumed>) = 0 [pid 5503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5500] <... mmap resumed>) = 0x20fff000 [pid 5010] rmdir("./90" [pid 5005] fstat(3, [pid 5503] <... prctl resumed>) = 0 [pid 5502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5500] exit_group(0 [pid 5503] setpgid(0, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5500] <... exit_group resumed>) = ? [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5503] <... setpgid resumed>) = 0 [pid 5010] mkdir("./91", 0777 [pid 5009] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5503] <... openat resumed>) = 3 [pid 5009] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] getdents64(3, [pid 5503] write(3, "1000", 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5503] <... write resumed>) = 4 [pid 5009] fstat(3, [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5503] close(3 [pid 5502] <... openat resumed>) = 3 [pid 5500] +++ exited with 0 +++ [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5503] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5503] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5503] <... symlink resumed>) = 0 [pid 5502] write(3, "1000", 4 [pid 5009] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5503] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5502] <... write resumed>) = 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5504 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./73/binderfs", [pid 5503] <... openat resumed>) = 3 [pid 5502] close(3 [pid 5009] lstat("./82/binderfs", [pid 5008] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5504 attached [pid 5503] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5502] <... close resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./73/binderfs" [pid 5504] chdir("./91" [pid 5503] <... mmap resumed>) = 0x20fff000 [pid 5502] symlink("/dev/binderfs", "./binderfs" [pid 5009] unlink("./82/binderfs" [pid 5008] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... unlink resumed>) = 0 [pid 5504] <... chdir resumed>) = 0 [pid 5503] exit_group(0 [pid 5502] <... symlink resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5503] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5008] fstat(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5504] <... prctl resumed>) = 0 [pid 5503] +++ exited with 0 +++ [pid 5502] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] close(3 [pid 5504] setpgid(0, 0 [pid 5502] <... openat resumed>) = 3 [pid 5009] close(3 [pid 5008] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... close resumed>) = 0 [pid 5504] <... setpgid resumed>) = 0 [pid 5502] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] rmdir("./73" [pid 5504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5502] <... mmap resumed>) = 0x20fff000 [pid 5009] rmdir("./82" [pid 5008] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5504] <... openat resumed>) = 3 [pid 5502] exit_group(0 [pid 5006] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5502] <... exit_group resumed>) = ? [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./74", 0777 [pid 5504] write(3, "1000", 4 [pid 5502] +++ exited with 0 +++ [pid 5504] <... write resumed>) = 4 [pid 5009] mkdir("./83", 0777 [pid 5008] lstat("./81/binderfs", [pid 5006] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... mkdir resumed>) = 0 [pid 5504] close(3 [pid 5006] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5504] <... close resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] unlink("./81/binderfs" [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./80/binderfs", [pid 5008] <... unlink resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./80/binderfs") = 0 [pid 5006] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] getdents64(3, [pid 5504] symlink("/dev/binderfs", "./binderfs" [pid 5006] close(3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5505 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5506 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... close resumed>) = 0 [pid 5504] <... symlink resumed>) = 0 [pid 5008] close(3 [pid 5006] rmdir("./80"./strace-static-x86_64: Process 5505 attached [pid 5504] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... close resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5505] chdir("./74" [pid 5504] <... openat resumed>) = 3 [pid 5008] rmdir("./81" [pid 5007] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./81", 0777 [pid 5505] <... chdir resumed>) = 0 [pid 5504] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] mkdir("./82", 0777 [pid 5007] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5505] <... prctl resumed>) = 0 [pid 5504] <... mmap resumed>) = 0x20fff000 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5505] setpgid(0, 0 [pid 5504] exit_group(0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5507 [pid 5505] <... setpgid resumed>) = 0 [pid 5505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5504] <... exit_group resumed>) = ? [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5505] write(3, "1000", 4 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5508 [pid 5007] getdents64(3, [pid 5505] <... write resumed>) = 4 [pid 5505] close(3 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5505] <... close resumed>) = 0 [pid 5007] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5505] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5507 attached [pid 5505] <... symlink resumed>) = 0 [pid 5007] lstat("./81/binderfs", ./strace-static-x86_64: Process 5506 attached [pid 5507] chdir("./81" [pid 5505] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5504] +++ exited with 0 +++ [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5507] <... chdir resumed>) = 0 [pid 5505] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] unlink("./81/binderfs" [pid 5507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5506] chdir("./83" [pid 5505] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5508 attached [pid 5507] <... prctl resumed>) = 0 [pid 5506] <... chdir resumed>) = 0 [pid 5505] <... mmap resumed>) = 0x20fff000 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5508] chdir("./82" [pid 5507] setpgid(0, 0 [pid 5506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5505] exit_group(0 [pid 5007] getdents64(3, [pid 5507] <... setpgid resumed>) = 0 [pid 5506] <... prctl resumed>) = 0 [pid 5505] <... exit_group resumed>) = ? [pid 5508] <... chdir resumed>) = 0 [pid 5507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5506] setpgid(0, 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5506] <... setpgid resumed>) = 0 [pid 5007] close(3 [pid 5508] <... prctl resumed>) = 0 [pid 5506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5505] +++ exited with 0 +++ [pid 5007] <... close resumed>) = 0 [pid 5508] setpgid(0, 0 [pid 5507] <... openat resumed>) = 3 [pid 5506] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] rmdir("./81" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5508] <... setpgid resumed>) = 0 [pid 5507] write(3, "1000", 4 [pid 5506] write(3, "1000", 4 [pid 5010] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... rmdir resumed>) = 0 [pid 5508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5507] <... write resumed>) = 4 [pid 5506] <... write resumed>) = 4 [pid 5010] <... openat resumed>) = 3 [pid 5007] mkdir("./82", 0777 [pid 5508] <... openat resumed>) = 3 [pid 5507] close(3 [pid 5506] close(3 [pid 5010] fstat(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5508] write(3, "1000", 4 [pid 5507] <... close resumed>) = 0 [pid 5506] <... close resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5509 attached [pid 5508] <... write resumed>) = 4 [pid 5507] symlink("/dev/binderfs", "./binderfs" [pid 5506] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5508] close(3 [pid 5507] <... symlink resumed>) = 0 [pid 5506] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5509 [pid 5005] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5508] <... close resumed>) = 0 [pid 5507] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5506] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5508] symlink("/dev/binderfs", "./binderfs" [pid 5507] <... openat resumed>) = 3 [pid 5506] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5509] chdir("./82" [pid 5508] <... symlink resumed>) = 0 [pid 5507] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5506] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] lstat("./91/binderfs", [pid 5005] <... openat resumed>) = 3 [pid 5508] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5507] <... mmap resumed>) = 0x20fff000 [pid 5506] <... mmap resumed>) = 0x20fff000 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] fstat(3, [pid 5509] <... chdir resumed>) = 0 [pid 5508] <... openat resumed>) = 3 [pid 5507] exit_group(0 [pid 5506] exit_group(0 [pid 5010] unlink("./91/binderfs" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5508] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5507] <... exit_group resumed>) = ? [pid 5506] <... exit_group resumed>) = ? [pid 5010] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5509] <... prctl resumed>) = 0 [pid 5508] <... mmap resumed>) = 0x20fff000 [pid 5507] +++ exited with 0 +++ [pid 5506] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5509] setpgid(0, 0 [pid 5508] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5509] <... setpgid resumed>) = 0 [pid 5508] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5508] +++ exited with 0 +++ [pid 5010] <... close resumed>) = 0 [pid 5005] lstat("./74/binderfs", [pid 5509] <... openat resumed>) = 3 [pid 5010] rmdir("./91" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5509] write(3, "1000", 4 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] unlink("./74/binderfs" [pid 5509] <... write resumed>) = 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... unlink resumed>) = 0 [pid 5509] close(3 [pid 5010] mkdir("./92", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5509] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5010] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5509] symlink("/dev/binderfs", "./binderfs" [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] fstat(3, [pid 5005] <... close resumed>) = 0 [pid 5509] <... symlink resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] rmdir("./74"./strace-static-x86_64: Process 5510 attached [pid 5509] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5006] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... rmdir resumed>) = 0 [pid 5510] chdir("./92" [pid 5509] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5510 [pid 5009] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] mkdir("./75", 0777 [pid 5510] <... chdir resumed>) = 0 [pid 5509] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5509] <... mmap resumed>) = 0x20fff000 [pid 5008] lstat("./82/binderfs", [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5509] exit_group(0 [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5511 attached [pid 5510] <... prctl resumed>) = 0 [pid 5509] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] unlink("./82/binderfs" [pid 5006] fstat(3, [pid 5511] chdir("./75" [pid 5510] setpgid(0, 0 [pid 5009] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5511 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5511] <... chdir resumed>) = 0 [pid 5510] <... setpgid resumed>) = 0 [pid 5509] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] getdents64(3, [pid 5006] getdents64(3, [pid 5511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] lstat("./83/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5511] <... prctl resumed>) = 0 [pid 5510] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] close(3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5511] setpgid(0, 0 [pid 5510] write(3, "1000", 4 [pid 5009] unlink("./83/binderfs" [pid 5008] <... close resumed>) = 0 [pid 5007] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5511] <... setpgid resumed>) = 0 [pid 5510] <... write resumed>) = 4 [pid 5008] rmdir("./82" [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5510] close(3 [pid 5009] getdents64(3, [pid 5006] lstat("./81/binderfs", [pid 5510] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5511] <... openat resumed>) = 3 [pid 5510] symlink("/dev/binderfs", "./binderfs" [pid 5009] close(3 [pid 5008] mkdir("./83", 0777 [pid 5007] <... openat resumed>) = 3 [pid 5006] unlink("./81/binderfs" [pid 5511] write(3, "1000", 4 [pid 5510] <... symlink resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5511] <... write resumed>) = 4 [pid 5510] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] rmdir("./83" [pid 5008] <... mkdir resumed>) = 0 [pid 5007] fstat(3, [pid 5006] getdents64(3, [pid 5511] close(3 [pid 5510] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5511] <... close resumed>) = 0 [pid 5510] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] mkdir("./84", 0777 [pid 5006] close(3 [pid 5511] symlink("/dev/binderfs", "./binderfs" [pid 5510] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... close resumed>) = 0 ./strace-static-x86_64: Process 5512 attached [pid 5511] <... symlink resumed>) = 0 [pid 5510] exit_group(0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5512 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] rmdir("./81"./strace-static-x86_64: Process 5513 attached [pid 5511] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5510] <... exit_group resumed>) = ? [pid 5007] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5513] chdir("./84" [pid 5512] chdir("./83" [pid 5511] <... openat resumed>) = 3 [pid 5510] +++ exited with 0 +++ [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5513 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] mkdir("./82", 0777 [pid 5511] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] lstat("./82/binderfs", [pid 5006] <... mkdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5513] <... chdir resumed>) = 0 [pid 5512] <... chdir resumed>) = 0 [pid 5511] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5514 attached [pid 5513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5511] exit_group(0 [pid 5010] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./82/binderfs" [pid 5514] chdir("./82" [pid 5511] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5514 [pid 5514] <... chdir resumed>) = 0 [pid 5514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5514] setpgid(0, 0) = 0 [pid 5514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5511] +++ exited with 0 +++ [pid 5514] <... openat resumed>) = 3 [pid 5513] <... prctl resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5514] write(3, "1000", 4 [pid 5513] setpgid(0, 0 [pid 5010] fstat(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5512] <... prctl resumed>) = 0 [pid 5514] <... write resumed>) = 4 [pid 5513] <... setpgid resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] close(3 [pid 5512] setpgid(0, 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5514] close(3 [pid 5010] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5514] <... close resumed>) = 0 [pid 5512] <... setpgid resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] rmdir("./82" [pid 5005] <... restart_syscall resumed>) = 0 [pid 5514] symlink("/dev/binderfs", "./binderfs" [pid 5513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5514] <... symlink resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5514] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./83", 0777 [pid 5514] <... openat resumed>) = 3 [pid 5513] <... openat resumed>) = 3 [pid 5512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] lstat("./92/binderfs", [pid 5514] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5514] <... mmap resumed>) = 0x20fff000 [pid 5513] write(3, "1000", 4 [pid 5512] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5514] exit_group(0 [pid 5513] <... write resumed>) = 4 [pid 5512] write(3, "1000", 4 [pid 5010] unlink("./92/binderfs" [pid 5514] <... exit_group resumed>) = ? [pid 5514] +++ exited with 0 +++ [pid 5513] close(3 [pid 5512] <... write resumed>) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5515 attached [pid 5513] <... close resumed>) = 0 [pid 5512] close(3 [pid 5010] getdents64(3, [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5515 [pid 5005] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5513] symlink("/dev/binderfs", "./binderfs" [pid 5512] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] close(3 [pid 5006] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5512] symlink("/dev/binderfs", "./binderfs" [pid 5005] fstat(3, [pid 5515] chdir("./83" [pid 5513] <... symlink resumed>) = 0 [pid 5010] rmdir("./92" [pid 5006] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5515] <... chdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5515] <... prctl resumed>) = 0 [pid 5513] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5512] <... symlink resumed>) = 0 [pid 5010] mkdir("./93", 0777 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5515] setpgid(0, 0 [pid 5006] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5515] <... setpgid resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5513] <... openat resumed>) = 3 [pid 5512] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5515] <... openat resumed>) = 3 [pid 5513] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5516 attached [pid 5515] write(3, "1000", 4 [pid 5513] <... mmap resumed>) = 0x20fff000 [pid 5512] <... openat resumed>) = 3 [pid 5006] lstat("./82/binderfs", [pid 5005] lstat("./75/binderfs", [pid 5516] chdir("./93" [pid 5515] <... write resumed>) = 4 [pid 5513] exit_group(0 [pid 5512] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5516 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5516] <... chdir resumed>) = 0 [pid 5515] close(3 [pid 5513] <... exit_group resumed>) = ? [pid 5512] <... mmap resumed>) = 0x20fff000 [pid 5006] unlink("./82/binderfs" [pid 5005] unlink("./75/binderfs" [pid 5516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5515] <... close resumed>) = 0 [pid 5512] exit_group(0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5516] <... prctl resumed>) = 0 [pid 5515] symlink("/dev/binderfs", "./binderfs" [pid 5513] +++ exited with 0 +++ [pid 5512] <... exit_group resumed>) = ? [pid 5006] getdents64(3, [pid 5005] getdents64(3, [pid 5515] <... symlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] close(3 [pid 5005] <... close resumed>) = 0 [pid 5009] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5005] rmdir("./75" [pid 5515] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./82" [pid 5005] <... rmdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] mkdir("./76", 0777 [pid 5515] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5515] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5512] +++ exited with 0 +++ [pid 5009] fstat(3, [pid 5006] mkdir("./83", 0777 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5516] setpgid(0, 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5515] <... mmap resumed>) = 0x20fff000 [pid 5006] <... mkdir resumed>) = 0 [pid 5516] <... setpgid resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5515] exit_group(0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5517 [pid 5515] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5009] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5518 [pid 5009] lstat("./84/binderfs", [pid 5008] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5009] unlink("./84/binderfs" [pid 5008] fstat(3, ./strace-static-x86_64: Process 5518 attached [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5518] chdir("./83" [pid 5516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] getdents64(3, [pid 5008] getdents64(3, ./strace-static-x86_64: Process 5517 attached [pid 5518] <... chdir resumed>) = 0 [pid 5516] <... openat resumed>) = 3 [pid 5515] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5517] chdir("./76" [pid 5516] write(3, "1000", 4 [pid 5009] close(3 [pid 5008] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5518] <... prctl resumed>) = 0 [pid 5516] <... write resumed>) = 4 [pid 5009] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5517] <... chdir resumed>) = 0 [pid 5516] close(3 [pid 5009] rmdir("./84" [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5518] setpgid(0, 0 [pid 5517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5516] <... close resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] lstat("./83/binderfs", [pid 5007] <... restart_syscall resumed>) = 0 [pid 5518] <... setpgid resumed>) = 0 [pid 5517] <... prctl resumed>) = 0 [pid 5516] symlink("/dev/binderfs", "./binderfs" [pid 5009] mkdir("./85", 0777 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5517] setpgid(0, 0 [pid 5516] <... symlink resumed>) = 0 [pid 5008] unlink("./83/binderfs" [pid 5518] <... openat resumed>) = 3 [pid 5517] <... setpgid resumed>) = 0 [pid 5516] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5518] write(3, "1000", 4 [pid 5517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getdents64(3, [pid 5007] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5518] <... write resumed>) = 4 [pid 5517] <... openat resumed>) = 3 [pid 5516] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5518] close(3 [pid 5517] write(3, "1000", 4 [pid 5008] close(3 [pid 5518] <... close resumed>) = 0 [pid 5517] <... write resumed>) = 4 [pid 5516] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5519 attached [pid 5518] symlink("/dev/binderfs", "./binderfs" [pid 5517] close(3 [pid 5008] rmdir("./83" [pid 5519] chdir("./85" [pid 5518] <... symlink resumed>) = 0 [pid 5517] <... close resumed>) = 0 [pid 5516] <... mmap resumed>) = 0x20fff000 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5519 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5518] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5517] symlink("/dev/binderfs", "./binderfs" [pid 5516] exit_group(0 [pid 5008] mkdir("./84", 0777 [pid 5007] <... openat resumed>) = 3 [pid 5519] <... chdir resumed>) = 0 [pid 5518] <... openat resumed>) = 3 [pid 5517] <... symlink resumed>) = 0 [pid 5516] <... exit_group resumed>) = ? [pid 5007] fstat(3, [pid 5518] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5517] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... mkdir resumed>) = 0 [pid 5518] <... mmap resumed>) = 0x20fff000 [pid 5517] <... openat resumed>) = 3 [pid 5516] +++ exited with 0 +++ [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5519] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5520 attached [pid 5518] exit_group(0 [pid 5517] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] getdents64(3, [pid 5519] <... prctl resumed>) = 0 [pid 5518] <... exit_group resumed>) = ? [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5516, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5519] setpgid(0, 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5007] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5519] <... setpgid resumed>) = 0 [pid 5517] <... mmap resumed>) = 0x20fff000 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5520 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] lstat("./83/binderfs", [pid 5520] chdir("./84" [pid 5519] <... openat resumed>) = 3 [pid 5518] +++ exited with 0 +++ [pid 5517] exit_group(0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5520] <... chdir resumed>) = 0 [pid 5519] write(3, "1000", 4 [pid 5517] <... exit_group resumed>) = ? [pid 5010] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] unlink("./83/binderfs" [pid 5519] <... write resumed>) = 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5519] close(3 [pid 5010] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] getdents64(3, [pid 5519] <... close resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5517] +++ exited with 0 +++ [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5519] symlink("/dev/binderfs", "./binderfs" [pid 5010] fstat(3, [pid 5007] close(3 [pid 5006] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5520] <... prctl resumed>) = 0 [pid 5519] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5520] setpgid(0, 0 [pid 5519] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5007] rmdir("./83" [pid 5520] <... setpgid resumed>) = 0 [pid 5519] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5519] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5520] <... openat resumed>) = 3 [pid 5519] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./84", 0777 [pid 5006] <... openat resumed>) = 3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5520] write(3, "1000", 4 [pid 5519] exit_group(0 [pid 5010] lstat("./93/binderfs", [pid 5007] <... mkdir resumed>) = 0 [pid 5006] fstat(3, [pid 5520] <... write resumed>) = 4 [pid 5519] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5520] close(3 [pid 5519] +++ exited with 0 +++ [pid 5010] unlink("./93/binderfs" [pid 5006] getdents64(3, ./strace-static-x86_64: Process 5521 attached [pid 5520] <... close resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5520] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5521 [pid 5006] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5521] chdir("./84" [pid 5520] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5521] <... chdir resumed>) = 0 [pid 5520] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] close(3 [pid 5006] lstat("./83/binderfs", [pid 5005] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5521] <... prctl resumed>) = 0 [pid 5520] <... openat resumed>) = 3 [pid 5010] rmdir("./93" [pid 5006] unlink("./83/binderfs" [pid 5005] fstat(3, [pid 5521] setpgid(0, 0 [pid 5520] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5521] <... setpgid resumed>) = 0 [pid 5010] mkdir("./94", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5520] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5521] <... openat resumed>) = 3 [pid 5520] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5521] write(3, "1000", 4 [pid 5520] <... exit_group resumed>) = ? [pid 5006] close(3./strace-static-x86_64: Process 5522 attached [pid 5521] <... write resumed>) = 4 [pid 5009] <... openat resumed>) = 3 [pid 5005] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5521] close(3 [pid 5520] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5522 [pid 5009] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5521] <... close resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] rmdir("./83" [pid 5005] lstat("./76/binderfs", [pid 5522] chdir("./94" [pid 5521] symlink("/dev/binderfs", "./binderfs" [pid 5009] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5522] <... chdir resumed>) = 0 [pid 5521] <... symlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] mkdir("./84", 0777 [pid 5005] unlink("./76/binderfs" [pid 5522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5521] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... restart_syscall resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5522] <... prctl resumed>) = 0 [pid 5521] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5522] setpgid(0, 0 [pid 5521] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./85/binderfs", [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5522] <... setpgid resumed>) = 0 [pid 5521] <... mmap resumed>) = 0x20fff000 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5521] exit_group(0 [pid 5009] unlink("./85/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5522] <... openat resumed>) = 3 [pid 5521] <... exit_group resumed>) = ? [pid 5009] <... unlink resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5523 [pid 5005] rmdir("./76"./strace-static-x86_64: Process 5523 attached [pid 5522] write(3, "1000", 4 [pid 5521] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5008] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5523] chdir("./84" [pid 5522] <... write resumed>) = 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] fstat(3, [pid 5005] mkdir("./77", 0777 [pid 5523] <... chdir resumed>) = 0 [pid 5522] close(3 [pid 5009] close(3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5522] <... close resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... mkdir resumed>) = 0 [pid 5523] <... prctl resumed>) = 0 [pid 5522] symlink("/dev/binderfs", "./binderfs" [pid 5009] rmdir("./85" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5523] setpgid(0, 0 [pid 5522] <... symlink resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] mkdir("./86", 0777 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5524 attached [pid 5523] <... setpgid resumed>) = 0 [pid 5522] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] lstat("./84/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5524 [pid 5524] chdir("./77" [pid 5523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5522] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5523] <... openat resumed>) = 3 [pid 5524] <... chdir resumed>) = 0 [pid 5522] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] unlink("./84/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5523] write(3, "1000", 4 [pid 5522] <... mmap resumed>) = 0x20fff000 [pid 5007] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5524] <... prctl resumed>) = 0 [pid 5523] <... write resumed>) = 4 [pid 5522] exit_group(0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5525 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5524] setpgid(0, 0 [pid 5523] close(3 [pid 5522] <... exit_group resumed>) = ? [pid 5008] getdents64(3, [pid 5007] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./84/binderfs", [pid 5522] +++ exited with 0 +++ [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5523] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5524] <... setpgid resumed>) = 0 [pid 5523] symlink("/dev/binderfs", "./binderfs" [pid 5008] close(3 [pid 5007] unlink("./84/binderfs" [pid 5523] <... symlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5523] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] rmdir("./84" [pid 5007] getdents64(3, [pid 5524] <... openat resumed>) = 3 [pid 5523] <... openat resumed>) = 3 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5525 attached [pid 5524] write(3, "1000", 4 [pid 5523] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] mkdir("./85", 0777 [pid 5007] close(3 [pid 5524] <... write resumed>) = 4 [pid 5523] <... mmap resumed>) = 0x20fff000 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5524] close(3 [pid 5523] exit_group(0 [pid 5010] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./84"./strace-static-x86_64: Process 5526 attached [pid 5525] chdir("./86" [pid 5524] <... close resumed>) = 0 [pid 5523] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5524] symlink("/dev/binderfs", "./binderfs" [pid 5010] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5526 [pid 5007] <... rmdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] mkdir("./85", 0777 [pid 5010] fstat(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5524] <... symlink resumed>) = 0 [pid 5525] <... chdir resumed>) = 0 [pid 5523] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5524] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5527 attached [pid 5526] chdir("./85" [pid 5525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] getdents64(3, [pid 5526] <... chdir resumed>) = 0 [pid 5525] <... prctl resumed>) = 0 [pid 5524] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5527 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5523, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5527] chdir("./85" [pid 5525] setpgid(0, 0 [pid 5524] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5527] <... chdir resumed>) = 0 [pid 5525] <... setpgid resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5524] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./94/binderfs", [pid 5527] <... prctl resumed>) = 0 [pid 5525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5524] exit_group(0 [pid 5527] setpgid(0, 0 [pid 5010] unlink("./94/binderfs" [pid 5527] <... setpgid resumed>) = 0 [pid 5526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5525] <... openat resumed>) = 3 [pid 5524] <... exit_group resumed>) = ? [pid 5010] <... unlink resumed>) = 0 [pid 5527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5526] <... prctl resumed>) = 0 [pid 5525] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5527] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5527] write(3, "1000", 4 [pid 5525] <... write resumed>) = 4 [pid 5010] close(3 [pid 5524] +++ exited with 0 +++ [pid 5527] <... write resumed>) = 4 [pid 5526] setpgid(0, 0 [pid 5525] close(3 [pid 5010] <... close resumed>) = 0 [pid 5006] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5527] close(3 [pid 5526] <... setpgid resumed>) = 0 [pid 5525] <... close resumed>) = 0 [pid 5010] rmdir("./94" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5527] <... close resumed>) = 0 [pid 5526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5525] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... rmdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... restart_syscall resumed>) = 0 [pid 5527] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./95", 0777 [pid 5527] <... symlink resumed>) = 0 [pid 5526] <... openat resumed>) = 3 [pid 5525] <... symlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5527] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5526] write(3, "1000", 4 [pid 5525] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] fstat(3, [pid 5527] <... openat resumed>) = 3 [pid 5526] <... write resumed>) = 4 [pid 5525] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5528 attached [pid 5527] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5526] close(3 [pid 5525] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] getdents64(3, [pid 5005] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5528] chdir("./95" [pid 5527] <... mmap resumed>) = 0x20fff000 [pid 5526] <... close resumed>) = 0 [pid 5525] <... mmap resumed>) = 0x20fff000 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5528 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5528] <... chdir resumed>) = 0 [pid 5527] exit_group(0 [pid 5526] symlink("/dev/binderfs", "./binderfs" [pid 5525] exit_group(0 [pid 5006] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5527] <... exit_group resumed>) = ? [pid 5526] <... symlink resumed>) = 0 [pid 5525] <... exit_group resumed>) = ? [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5528] <... prctl resumed>) = 0 [pid 5527] +++ exited with 0 +++ [pid 5526] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5525] +++ exited with 0 +++ [pid 5006] lstat("./84/binderfs", [pid 5005] <... openat resumed>) = 3 [pid 5528] setpgid(0, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5526] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5528] <... setpgid resumed>) = 0 [pid 5005] fstat(3, [pid 5526] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./84/binderfs" [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5526] <... mmap resumed>) = 0x20fff000 [pid 5528] <... openat resumed>) = 3 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... unlink resumed>) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5009] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5528] write(3, "1000", 4) = 4 [pid 5009] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5007] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] close(3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5005] lstat("./77/binderfs", [pid 5009] getdents64(3, [pid 5007] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] getdents64(3, [pid 5005] unlink("./77/binderfs" [pid 5006] rmdir("./84" [pid 5526] exit_group(0 [pid 5009] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5528] close(3) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5528] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5526] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./85", 0777 [pid 5005] getdents64(3, [pid 5528] <... openat resumed>) = 3 [pid 5009] lstat("./86/binderfs", [pid 5528] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5528] <... mmap resumed>) = 0x20fff000 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] lstat("./85/binderfs", [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5528] exit_group(0 [pid 5009] unlink("./86/binderfs" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5528] <... exit_group resumed>) = ? [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3 [pid 5528] +++ exited with 0 +++ [pid 5526] +++ exited with 0 +++ [pid 5009] <... unlink resumed>) = 0 [pid 5007] unlink("./85/binderfs" [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... unlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... close resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] getdents64(3, [pid 5007] getdents64(3, [pid 5005] rmdir("./77" [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5529 attached [pid 5009] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5529 [pid 5010] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] rmdir("./86" [pid 5008] <... openat resumed>) = 3 [pid 5007] <... close resumed>) = 0 [pid 5005] mkdir("./78", 0777 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5529] chdir("./85" [pid 5009] <... rmdir resumed>) = 0 [pid 5529] <... chdir resumed>) = 0 [pid 5529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... mkdir resumed>) = 0 [pid 5007] rmdir("./85" [pid 5010] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] mkdir("./87", 0777 [pid 5008] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5529] <... prctl resumed>) = 0 [pid 5529] setpgid(0, 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5529] <... setpgid resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5010] fstat(3, [pid 5529] write(3, "1000", 4 [pid 5008] getdents64(3, [pid 5007] mkdir("./86", 0777 [pid 5529] <... write resumed>) = 4 [pid 5529] close(3 [pid 5009] <... mkdir resumed>) = 0 [pid 5529] <... close resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5529] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5010] getdents64(3, [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5530 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5530 attached [pid 5529] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5530] chdir("./78" [pid 5529] <... openat resumed>) = 3 [pid 5010] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5530] <... chdir resumed>) = 0 [pid 5529] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5531 [pid 5008] lstat("./85/binderfs", [pid 5530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5529] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./95/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5531 attached [pid 5530] <... prctl resumed>) = 0 [pid 5529] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] unlink("./85/binderfs" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5532 [pid 5530] setpgid(0, 0 [pid 5529] <... exit_group resumed>) = ? [pid 5010] unlink("./95/binderfs"./strace-static-x86_64: Process 5532 attached [pid 5531] chdir("./87" [pid 5530] <... setpgid resumed>) = 0 [pid 5529] +++ exited with 0 +++ [pid 5008] <... unlink resumed>) = 0 [pid 5532] chdir("./86" [pid 5531] <... chdir resumed>) = 0 [pid 5530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5532] <... chdir resumed>) = 0 [pid 5531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5530] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5531] <... prctl resumed>) = 0 [pid 5530] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5531] setpgid(0, 0 [pid 5530] <... write resumed>) = 4 [pid 5010] close(3 [pid 5008] <... close resumed>) = 0 [pid 5532] <... prctl resumed>) = 0 [pid 5531] <... setpgid resumed>) = 0 [pid 5530] close(3 [pid 5010] <... close resumed>) = 0 [pid 5008] rmdir("./85" [pid 5532] setpgid(0, 0 [pid 5530] <... close resumed>) = 0 [pid 5010] rmdir("./95" [pid 5530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5530] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5532] <... setpgid resumed>) = 0 [pid 5531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5530] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] mkdir("./86", 0777 [pid 5006] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5530] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./96", 0777 [pid 5006] <... openat resumed>) = 3 [pid 5532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5531] <... openat resumed>) = 3 [pid 5530] <... mmap resumed>) = 0x20fff000 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] fstat(3, [pid 5531] write(3, "1000", 4 [pid 5530] exit_group(0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5532] <... openat resumed>) = 3 [pid 5531] <... write resumed>) = 4 [pid 5530] <... exit_group resumed>) = ? [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] getdents64(3, [pid 5532] write(3, "1000", 4 [pid 5531] close(3 [pid 5530] +++ exited with 0 +++ [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./85/binderfs" [pid 5532] <... write resumed>) = 4 [pid 5531] <... close resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5534 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5533 [pid 5006] <... unlink resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5533 attached [pid 5532] close(3 [pid 5531] symlink("/dev/binderfs", "./binderfs" [pid 5006] getdents64(3, [pid 5533] chdir("./86" [pid 5532] <... close resumed>) = 0 [pid 5531] <... symlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5534 attached [pid 5533] <... chdir resumed>) = 0 [pid 5532] symlink("/dev/binderfs", "./binderfs" [pid 5531] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] close(3 [pid 5534] chdir("./96" [pid 5533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5532] <... symlink resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5534] <... chdir resumed>) = 0 [pid 5533] <... prctl resumed>) = 0 [pid 5532] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5531] <... openat resumed>) = 3 [pid 5006] rmdir("./85" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5533] setpgid(0, 0 [pid 5532] <... openat resumed>) = 3 [pid 5531] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5534] <... prctl resumed>) = 0 [pid 5533] <... setpgid resumed>) = 0 [pid 5006] mkdir("./86", 0777 [pid 5534] setpgid(0, 0 [pid 5533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5532] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5531] <... mmap resumed>) = 0x20fff000 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5534] <... setpgid resumed>) = 0 [pid 5533] <... openat resumed>) = 3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5533] write(3, "1000", 4 [pid 5005] fstat(3, [pid 5534] <... openat resumed>) = 3 [pid 5533] <... write resumed>) = 4 [pid 5532] <... mmap resumed>) = 0x20fff000 [pid 5531] exit_group(0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5535 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5534] write(3, "1000", 4 [pid 5533] close(3 [pid 5532] exit_group(0 [pid 5531] <... exit_group resumed>) = ? [pid 5005] getdents64(3, [pid 5534] <... write resumed>) = 4 [pid 5533] <... close resumed>) = 0 [pid 5532] <... exit_group resumed>) = ? [pid 5534] close(3 [pid 5533] symlink("/dev/binderfs", "./binderfs" [pid 5534] <... close resumed>) = 0 [pid 5533] <... symlink resumed>) = 0 [pid 5534] symlink("/dev/binderfs", "./binderfs" [pid 5533] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5531] +++ exited with 0 +++ [pid 5534] <... symlink resumed>) = 0 [pid 5533] <... openat resumed>) = 3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5534] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5533] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5534] <... openat resumed>) = 3 [pid 5533] <... mmap resumed>) = 0x20fff000 [pid 5532] +++ exited with 0 +++ [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5535 attached [pid 5534] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5533] exit_group(0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5005] lstat("./78/binderfs", [pid 5535] chdir("./86" [pid 5534] <... mmap resumed>) = 0x20fff000 [pid 5533] <... exit_group resumed>) = ? [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5535] <... chdir resumed>) = 0 [pid 5534] exit_group(0 [pid 5533] +++ exited with 0 +++ [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5534] <... exit_group resumed>) = ? [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] unlink("./78/binderfs" [pid 5009] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... unlink resumed>) = 0 [pid 5535] <... prctl resumed>) = 0 [pid 5534] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] getdents64(3, [pid 5535] setpgid(0, 0 [pid 5009] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... openat resumed>) = 3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5535] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... openat resumed>) = 3 [pid 5007] fstat(3, [pid 5005] close(3 [pid 5535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... close resumed>) = 0 [pid 5535] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5005] rmdir("./78" [pid 5535] write(3, "1000", 4 [pid 5010] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5535] <... write resumed>) = 4 [pid 5535] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5535] <... close resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5535] symlink("/dev/binderfs", "./binderfs" [pid 5010] fstat(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./79", 0777 [pid 5535] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5535] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5007] lstat("./86/binderfs", [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5536 attached [pid 5535] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] lstat("./87/binderfs", [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5535] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5007] unlink("./86/binderfs" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5536 [pid 5535] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./87/binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... unlink resumed>) = 0 [pid 5535] exit_group(0 [pid 5010] lstat("./96/binderfs", [pid 5009] <... unlink resumed>) = 0 [pid 5008] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5535] <... exit_group resumed>) = ? [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] unlink("./96/binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] lstat("./86/binderfs", [pid 5007] close(3 [pid 5010] <... unlink resumed>) = 0 [pid 5009] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... close resumed>) = 0 [pid 5535] +++ exited with 0 +++ [pid 5010] getdents64(3, [pid 5009] <... close resumed>) = 0 [pid 5008] unlink("./86/binderfs" [pid 5007] rmdir("./86" [pid 5536] chdir("./79" [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] rmdir("./87" [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5536] <... chdir resumed>) = 0 [pid 5010] close(3 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] mkdir("./87", 0777 [pid 5536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... close resumed>) = 0 [pid 5009] mkdir("./88", 0777 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5536] <... prctl resumed>) = 0 [pid 5010] rmdir("./96" [pid 5009] <... mkdir resumed>) = 0 [pid 5008] close(3 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5537 attached [pid 5536] setpgid(0, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... close resumed>) = 0 [pid 5537] chdir("./87" [pid 5536] <... setpgid resumed>) = 0 [pid 5010] mkdir("./97", 0777 [pid 5008] rmdir("./86" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5537 [pid 5537] <... chdir resumed>) = 0 [pid 5536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5538 [pid 5008] <... rmdir resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] mkdir("./87", 0777./strace-static-x86_64: Process 5539 attached ./strace-static-x86_64: Process 5538 attached [pid 5537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5536] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5538] chdir("./88" [pid 5537] <... prctl resumed>) = 0 [pid 5536] write(3, "1000", 4 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5539 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5539] chdir("./97" [pid 5538] <... chdir resumed>) = 0 [pid 5537] setpgid(0, 0 [pid 5536] <... write resumed>) = 4 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5540 attached [pid 5539] <... chdir resumed>) = 0 [pid 5538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5540] chdir("./87" [pid 5539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5538] <... prctl resumed>) = 0 [pid 5537] <... setpgid resumed>) = 0 [pid 5536] close(3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5540 [pid 5006] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5540] <... chdir resumed>) = 0 [pid 5538] setpgid(0, 0 [pid 5537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5536] <... close resumed>) = 0 [pid 5540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5538] <... setpgid resumed>) = 0 [pid 5537] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5540] <... prctl resumed>) = 0 [pid 5539] <... prctl resumed>) = 0 [pid 5538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5537] write(3, "1000", 4 [pid 5536] symlink("/dev/binderfs", "./binderfs" [pid 5006] fstat(3, [pid 5540] setpgid(0, 0 [pid 5539] setpgid(0, 0 [pid 5538] <... openat resumed>) = 3 [pid 5537] <... write resumed>) = 4 [pid 5540] <... setpgid resumed>) = 0 [pid 5538] write(3, "1000", 4 [pid 5537] close(3 [pid 5536] <... symlink resumed>) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5539] <... setpgid resumed>) = 0 [pid 5538] <... write resumed>) = 4 [pid 5537] <... close resumed>) = 0 [pid 5536] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] getdents64(3, [pid 5540] <... openat resumed>) = 3 [pid 5538] close(3 [pid 5537] symlink("/dev/binderfs", "./binderfs" [pid 5540] write(3, "1000", 4 [pid 5538] <... close resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5540] <... write resumed>) = 4 [pid 5538] symlink("/dev/binderfs", "./binderfs" [pid 5537] <... symlink resumed>) = 0 [pid 5536] <... openat resumed>) = 3 [pid 5006] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5540] close(3 [pid 5538] <... symlink resumed>) = 0 [pid 5537] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5536] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5540] <... close resumed>) = 0 [pid 5539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5538] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5537] <... openat resumed>) = 3 [pid 5540] symlink("/dev/binderfs", "./binderfs" [pid 5538] <... openat resumed>) = 3 [pid 5536] <... mmap resumed>) = 0x20fff000 [pid 5537] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] lstat("./86/binderfs", [pid 5540] <... symlink resumed>) = 0 [pid 5539] <... openat resumed>) = 3 [pid 5538] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5536] exit_group(0 [pid 5540] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5539] write(3, "1000", 4 [pid 5538] <... mmap resumed>) = 0x20fff000 [pid 5537] <... mmap resumed>) = 0x20fff000 [pid 5536] <... exit_group resumed>) = ? [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5540] <... openat resumed>) = 3 [pid 5539] <... write resumed>) = 4 [pid 5538] exit_group(0 [pid 5537] exit_group(0 [pid 5006] unlink("./86/binderfs" [pid 5540] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5538] <... exit_group resumed>) = ? [pid 5540] <... mmap resumed>) = 0x20fff000 [pid 5539] close(3 [pid 5537] <... exit_group resumed>) = ? [pid 5536] +++ exited with 0 +++ [pid 5006] <... unlink resumed>) = 0 [pid 5540] exit_group(0 [pid 5539] <... close resumed>) = 0 [pid 5538] +++ exited with 0 +++ [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5540] <... exit_group resumed>) = ? [pid 5006] getdents64(3, [pid 5539] symlink("/dev/binderfs", "./binderfs" [pid 5537] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5540] +++ exited with 0 +++ [pid 5539] <... symlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5537, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5006] close(3 [pid 5539] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... close resumed>) = 0 [pid 5539] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] rmdir("./86" [pid 5539] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5006] mkdir("./87", 0777 [pid 5539] <... mmap resumed>) = 0x20fff000 [pid 5009] fstat(3, [pid 5007] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5539] exit_group(0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5005] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5539] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... openat resumed>) = 3 [pid 5005] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5539] +++ exited with 0 +++ [pid 5009] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5007] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5541 [pid 5005] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] fstat(3, ./strace-static-x86_64: Process 5541 attached [pid 5009] lstat("./88/binderfs", [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5009] unlink("./88/binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... unlink resumed>) = 0 [pid 5008] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./87/binderfs", [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] lstat("./87/binderfs", [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] lstat("./79/binderfs", [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./87/binderfs" [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5541] chdir("./87" [pid 5010] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... close resumed>) = 0 [pid 5008] unlink("./87/binderfs" [pid 5007] <... unlink resumed>) = 0 [pid 5005] unlink("./79/binderfs" [pid 5541] <... chdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] rmdir("./88" [pid 5008] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] <... unlink resumed>) = 0 [pid 5541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] fstat(3, [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] getdents64(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5541] <... prctl resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] mkdir("./89", 0777 [pid 5008] close(3 [pid 5007] <... close resumed>) = 0 [pid 5005] close(3 [pid 5010] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5007] rmdir("./87" [pid 5005] <... close resumed>) = 0 [pid 5541] setpgid(0, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] rmdir("./87" [pid 5007] <... rmdir resumed>) = 0 [pid 5005] rmdir("./79" [pid 5541] <... setpgid resumed>) = 0 [pid 5010] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... rmdir resumed>) = 0 [pid 5007] mkdir("./88", 0777 [pid 5005] <... rmdir resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] mkdir("./88", 0777 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] mkdir("./80", 0777./strace-static-x86_64: Process 5542 attached [pid 5541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] lstat("./97/binderfs", [pid 5008] <... mkdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... mkdir resumed>) = 0 [pid 5542] chdir("./89" [pid 5541] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5542 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5542] <... chdir resumed>) = 0 [pid 5541] write(3, "1000", 4 [pid 5010] unlink("./97/binderfs" [pid 5542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5541] <... write resumed>) = 4 [pid 5010] <... unlink resumed>) = 0 [pid 5542] <... prctl resumed>) = 0 [pid 5541] close(3 [pid 5010] getdents64(3, [pid 5542] setpgid(0, 0 [pid 5541] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5543 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5542] <... setpgid resumed>) = 0 [pid 5541] symlink("/dev/binderfs", "./binderfs" [pid 5010] close(3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5544 [pid 5542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5541] <... symlink resumed>) = 0 [pid 5010] <... close resumed>) = 0 ./strace-static-x86_64: Process 5545 attached ./strace-static-x86_64: Process 5544 attached [pid 5542] <... openat resumed>) = 3 [pid 5541] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./97" [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5545 ./strace-static-x86_64: Process 5543 attached [pid 5545] chdir("./80" [pid 5544] chdir("./88" [pid 5542] write(3, "1000", 4 [pid 5541] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5545] <... chdir resumed>) = 0 [pid 5544] <... chdir resumed>) = 0 [pid 5543] chdir("./88" [pid 5542] <... write resumed>) = 4 [pid 5541] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./98", 0777 [pid 5545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5543] <... chdir resumed>) = 0 [pid 5542] close(3 [pid 5541] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5545] <... prctl resumed>) = 0 [pid 5544] <... prctl resumed>) = 0 [pid 5543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5542] <... close resumed>) = 0 [pid 5541] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5546 attached [pid 5545] setpgid(0, 0 [pid 5544] setpgid(0, 0 [pid 5543] <... prctl resumed>) = 0 [pid 5542] symlink("/dev/binderfs", "./binderfs" [pid 5541] <... exit_group resumed>) = ? [pid 5546] chdir("./98" [pid 5545] <... setpgid resumed>) = 0 [pid 5544] <... setpgid resumed>) = 0 [pid 5543] setpgid(0, 0 [pid 5542] <... symlink resumed>) = 0 [pid 5541] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5546 [pid 5545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5543] <... setpgid resumed>) = 0 [pid 5542] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5546] <... chdir resumed>) = 0 [pid 5545] <... openat resumed>) = 3 [pid 5544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5542] <... openat resumed>) = 3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5545] write(3, "1000", 4 [pid 5544] <... openat resumed>) = 3 [pid 5543] <... openat resumed>) = 3 [pid 5542] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5545] <... write resumed>) = 4 [pid 5544] write(3, "1000", 4 [pid 5543] write(3, "1000", 4 [pid 5545] close(3 [pid 5544] <... write resumed>) = 4 [pid 5543] <... write resumed>) = 4 [pid 5542] <... mmap resumed>) = 0x20fff000 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5545] <... close resumed>) = 0 [pid 5544] close(3 [pid 5543] close(3 [pid 5542] exit_group(0 [pid 5546] <... prctl resumed>) = 0 [pid 5545] symlink("/dev/binderfs", "./binderfs" [pid 5544] <... close resumed>) = 0 [pid 5543] <... close resumed>) = 0 [pid 5542] <... exit_group resumed>) = ? [pid 5546] setpgid(0, 0 [pid 5545] <... symlink resumed>) = 0 [pid 5544] symlink("/dev/binderfs", "./binderfs" [pid 5543] symlink("/dev/binderfs", "./binderfs" [pid 5006] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5545] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5544] <... symlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5543] <... symlink resumed>) = 0 [pid 5546] <... setpgid resumed>) = 0 [pid 5545] <... openat resumed>) = 3 [pid 5544] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5542] +++ exited with 0 +++ [pid 5006] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5545] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5544] <... openat resumed>) = 3 [pid 5543] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... openat resumed>) = 3 [pid 5546] <... openat resumed>) = 3 [pid 5545] <... mmap resumed>) = 0x20fff000 [pid 5544] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5543] <... openat resumed>) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] fstat(3, [pid 5546] write(3, "1000", 4 [pid 5545] exit_group(0 [pid 5544] <... mmap resumed>) = 0x20fff000 [pid 5543] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5546] <... write resumed>) = 4 [pid 5545] <... exit_group resumed>) = ? [pid 5544] exit_group(0 [pid 5006] getdents64(3, [pid 5546] close(3 [pid 5545] +++ exited with 0 +++ [pid 5544] <... exit_group resumed>) = ? [pid 5543] <... mmap resumed>) = 0x20fff000 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5546] <... close resumed>) = 0 [pid 5543] exit_group(0 [pid 5009] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5546] symlink("/dev/binderfs", "./binderfs" [pid 5544] +++ exited with 0 +++ [pid 5543] <... exit_group resumed>) = ? [pid 5009] <... openat resumed>) = 3 [pid 5006] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5545, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5546] <... symlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] lstat("./87/binderfs", [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./87/binderfs" [pid 5546] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5543] +++ exited with 0 +++ [pid 5009] fstat(3, [pid 5006] <... unlink resumed>) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] getdents64(3, [pid 5005] <... restart_syscall resumed>) = 0 [pid 5546] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5546] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] close(3 [pid 5008] <... openat resumed>) = 3 [pid 5006] <... close resumed>) = 0 [pid 5546] <... mmap resumed>) = 0x20fff000 [pid 5009] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] fstat(3, [pid 5006] rmdir("./87" [pid 5005] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5546] exit_group(0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5546] <... exit_group resumed>) = ? [pid 5009] lstat("./89/binderfs", [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] mkdir("./88", 0777 [pid 5005] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... mkdir resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 [pid 5546] +++ exited with 0 +++ [pid 5009] unlink("./89/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5005] fstat(3, ./strace-static-x86_64: Process 5547 attached [pid 5009] <... unlink resumed>) = 0 [pid 5008] lstat("./88/binderfs", [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5547] chdir("./88" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5547 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5547] <... chdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./88/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... unlink resumed>) = 0 [pid 5547] <... prctl resumed>) = 0 [pid 5010] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... close resumed>) = 0 [pid 5007] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5005] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5547] setpgid(0, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] rmdir("./89" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5547] <... setpgid resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... rmdir resumed>) = 0 [pid 5008] close(3 [pid 5007] lstat("./88/binderfs", [pid 5005] lstat("./80/binderfs", [pid 5010] <... openat resumed>) = 3 [pid 5009] mkdir("./90", 0777 [pid 5008] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5008] rmdir("./88" [pid 5007] unlink("./88/binderfs" [pid 5005] unlink("./80/binderfs" [pid 5547] <... openat resumed>) = 3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5547] write(3, "1000", 4 [pid 5010] getdents64(3, [pid 5008] mkdir("./89", 0777 [pid 5007] getdents64(3, [pid 5547] <... write resumed>) = 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] getdents64(3, [pid 5547] close(3 [pid 5010] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5548 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3./strace-static-x86_64: Process 5548 attached [pid 5547] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5549 attached [pid 5547] symlink("/dev/binderfs", "./binderfs" [pid 5010] lstat("./98/binderfs", [pid 5007] <... close resumed>) = 0 [pid 5005] close(3 [pid 5549] chdir("./89" [pid 5547] <... symlink resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5549 [pid 5007] rmdir("./88" [pid 5549] <... chdir resumed>) = 0 [pid 5547] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] unlink("./98/binderfs" [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5548] chdir("./90" [pid 5547] <... openat resumed>) = 3 [pid 5010] <... unlink resumed>) = 0 [pid 5007] mkdir("./89", 0777 [pid 5005] rmdir("./80" [pid 5549] <... prctl resumed>) = 0 [pid 5548] <... chdir resumed>) = 0 [pid 5547] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5549] setpgid(0, 0 [pid 5548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5547] <... mmap resumed>) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5550 attached [pid 5549] <... setpgid resumed>) = 0 [pid 5548] <... prctl resumed>) = 0 [pid 5547] exit_group(0 [pid 5010] close(3 [pid 5005] mkdir("./81", 0777 [pid 5549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5548] setpgid(0, 0 [pid 5547] <... exit_group resumed>) = ? [pid 5010] <... close resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5550 [pid 5550] chdir("./89" [pid 5549] <... openat resumed>) = 3 [pid 5548] <... setpgid resumed>) = 0 [pid 5547] +++ exited with 0 +++ [pid 5010] rmdir("./98" [pid 5005] <... mkdir resumed>) = 0 [pid 5550] <... chdir resumed>) = 0 [pid 5549] write(3, "1000", 4 [pid 5548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... rmdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5549] <... write resumed>) = 4 [pid 5010] mkdir("./99", 0777 [pid 5548] <... openat resumed>) = 3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5547, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5549] close(3 [pid 5548] write(3, "1000", 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5549] <... close resumed>) = 0 [pid 5548] <... write resumed>) = 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5551 ./strace-static-x86_64: Process 5552 attached [pid 5550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5549] symlink("/dev/binderfs", "./binderfs" [pid 5548] close(3 [pid 5550] <... prctl resumed>) = 0 [pid 5549] <... symlink resumed>) = 0 [pid 5548] <... close resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5552 [pid 5550] setpgid(0, 0 [pid 5549] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5548] symlink("/dev/binderfs", "./binderfs" [pid 5006] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5552] chdir("./99" [pid 5550] <... setpgid resumed>) = 0 [pid 5549] <... openat resumed>) = 3 [pid 5548] <... symlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5551 attached [pid 5549] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5548] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5552] <... chdir resumed>) = 0 [pid 5551] chdir("./81" [pid 5549] <... mmap resumed>) = 0x20fff000 [pid 5548] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5551] <... chdir resumed>) = 0 [pid 5550] <... openat resumed>) = 3 [pid 5549] exit_group(0 [pid 5548] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] fstat(3, [pid 5552] <... prctl resumed>) = 0 [pid 5551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5550] write(3, "1000", 4 [pid 5549] <... exit_group resumed>) = ? [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5552] setpgid(0, 0 [pid 5551] <... prctl resumed>) = 0 [pid 5550] <... write resumed>) = 4 [pid 5549] +++ exited with 0 +++ [pid 5548] <... mmap resumed>) = 0x20fff000 [pid 5006] getdents64(3, [pid 5552] <... setpgid resumed>) = 0 [pid 5551] setpgid(0, 0 [pid 5550] close(3 [pid 5548] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5551] <... setpgid resumed>) = 0 [pid 5550] <... close resumed>) = 0 [pid 5548] <... exit_group resumed>) = ? [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5550] symlink("/dev/binderfs", "./binderfs" [pid 5551] <... openat resumed>) = 3 [pid 5008] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5551] write(3, "1000", 4 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5551] <... write resumed>) = 4 [pid 5550] <... symlink resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./88/binderfs", [pid 5551] close(3 [pid 5550] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5548] +++ exited with 0 +++ [pid 5008] <... openat resumed>) = 3 [pid 5551] <... close resumed>) = 0 [pid 5008] fstat(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5552] <... openat resumed>) = 3 [pid 5551] symlink("/dev/binderfs", "./binderfs" [pid 5550] <... openat resumed>) = 3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] unlink("./88/binderfs" [pid 5552] write(3, "1000", 4 [pid 5551] <... symlink resumed>) = 0 [pid 5550] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] getdents64(3, [pid 5552] <... write resumed>) = 4 [pid 5551] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... unlink resumed>) = 0 [pid 5552] close(3 [pid 5551] <... openat resumed>) = 3 [pid 5550] <... mmap resumed>) = 0x20fff000 [pid 5008] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5551] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5552] <... close resumed>) = 0 [pid 5551] <... mmap resumed>) = 0x20fff000 [pid 5550] exit_group(0 [pid 5009] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] lstat("./89/binderfs", [pid 5006] close(3 [pid 5552] symlink("/dev/binderfs", "./binderfs" [pid 5551] exit_group(0 [pid 5550] <... exit_group resumed>) = ? [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5551] <... exit_group resumed>) = ? [pid 5009] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] unlink("./89/binderfs" [pid 5006] <... close resumed>) = 0 [pid 5552] <... symlink resumed>) = 0 [pid 5551] +++ exited with 0 +++ [pid 5550] +++ exited with 0 +++ [pid 5009] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5006] rmdir("./88" [pid 5009] fstat(3, [pid 5008] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] rmdir("./89" [pid 5006] <... rmdir resumed>) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5552] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5006] mkdir("./89", 0777 [pid 5005] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] mkdir("./90", 0777 [pid 5007] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5552] <... openat resumed>) = 3 [pid 5009] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5552] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5552] <... mmap resumed>) = 0x20fff000 [pid 5009] lstat("./90/binderfs", [pid 5007] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5553 ./strace-static-x86_64: Process 5554 attached [pid 5005] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5554] chdir("./89" [pid 5552] exit_group(0 [pid 5009] unlink("./90/binderfs" [pid 5007] <... openat resumed>) = 3 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5554 [pid 5005] fstat(3, [pid 5552] <... exit_group resumed>) = ? [pid 5009] <... unlink resumed>) = 0 [pid 5007] fstat(3, [pid 5009] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] close(3 [pid 5005] getdents64(3, [pid 5007] getdents64(3, [pid 5009] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5554] <... chdir resumed>) = 0 [pid 5009] rmdir("./90" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5554] setpgid(0, 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5554] <... setpgid resumed>) = 0 [pid 5009] mkdir("./91", 0777 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./81/binderfs", [pid 5554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... mkdir resumed>) = 0 [pid 5007] lstat("./89/binderfs", [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5554] <... openat resumed>) = 3 [pid 5552] +++ exited with 0 +++ [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5554] write(3, "1000", 4 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] unlink("./81/binderfs" [pid 5554] <... write resumed>) = 4 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] unlink("./89/binderfs" [pid 5554] close(3 [pid 5010] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... unlink resumed>) = 0 [pid 5554] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5554] symlink("/dev/binderfs", "./binderfs" [pid 5010] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5554] <... symlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5553 attached [pid 5554] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] fstat(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5555 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3./strace-static-x86_64: Process 5555 attached [pid 5554] <... openat resumed>) = 3 [pid 5553] chdir("./90" [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] close(3 [pid 5005] <... close resumed>) = 0 [pid 5554] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5005] rmdir("./81" [pid 5555] chdir("./91" [pid 5554] <... mmap resumed>) = 0x20fff000 [pid 5553] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] rmdir("./89" [pid 5005] <... rmdir resumed>) = 0 [pid 5555] <... chdir resumed>) = 0 [pid 5554] exit_group(0 [pid 5553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5005] mkdir("./82", 0777 [pid 5555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5554] <... exit_group resumed>) = ? [pid 5553] <... prctl resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./90", 0777 [pid 5555] <... prctl resumed>) = 0 [pid 5553] setpgid(0, 0 [pid 5010] lstat("./99/binderfs", [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5555] setpgid(0, 0 [pid 5554] +++ exited with 0 +++ [pid 5553] <... setpgid resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5555] <... setpgid resumed>) = 0 [pid 5553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] unlink("./99/binderfs" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... unlink resumed>) = 0 [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3) = 0 [pid 5010] rmdir("./99" [pid 5553] <... openat resumed>) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5556 [pid 5555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5553] write(3, "1000", 4 [pid 5010] mkdir("./100", 0777 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5557 ./strace-static-x86_64: Process 5557 attached ./strace-static-x86_64: Process 5556 attached [pid 5555] <... openat resumed>) = 3 [pid 5553] <... write resumed>) = 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5557] chdir("./82" [pid 5556] chdir("./90" [pid 5555] write(3, "1000", 4 [pid 5553] close(3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5557] <... chdir resumed>) = 0 [pid 5556] <... chdir resumed>) = 0 [pid 5555] <... write resumed>) = 4 [pid 5553] <... close resumed>) = 0 [pid 5556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5555] close(3 [pid 5553] symlink("/dev/binderfs", "./binderfs" [pid 5557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5556] <... prctl resumed>) = 0 [pid 5555] <... close resumed>) = 0 [pid 5553] <... symlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5557] <... prctl resumed>) = 0 [pid 5556] setpgid(0, 0 [pid 5555] symlink("/dev/binderfs", "./binderfs" [pid 5553] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5558 [pid 5006] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5558 attached [pid 5557] setpgid(0, 0 [pid 5556] <... setpgid resumed>) = 0 [pid 5555] <... symlink resumed>) = 0 [pid 5553] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5558] chdir("./100" [pid 5557] <... setpgid resumed>) = 0 [pid 5556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5555] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5553] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] fstat(3, [pid 5558] <... chdir resumed>) = 0 [pid 5557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5556] <... openat resumed>) = 3 [pid 5555] <... openat resumed>) = 3 [pid 5553] <... mmap resumed>) = 0x20fff000 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5557] <... openat resumed>) = 3 [pid 5556] write(3, "1000", 4 [pid 5555] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5553] exit_group(0 [pid 5006] getdents64(3, [pid 5558] <... prctl resumed>) = 0 [pid 5557] write(3, "1000", 4 [pid 5556] <... write resumed>) = 4 [pid 5555] <... mmap resumed>) = 0x20fff000 [pid 5553] <... exit_group resumed>) = ? [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5558] setpgid(0, 0 [pid 5557] <... write resumed>) = 4 [pid 5556] close(3 [pid 5555] exit_group(0 [pid 5553] +++ exited with 0 +++ [pid 5006] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5558] <... setpgid resumed>) = 0 [pid 5557] close(3 [pid 5556] <... close resumed>) = 0 [pid 5555] <... exit_group resumed>) = ? [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5557] <... close resumed>) = 0 [pid 5556] symlink("/dev/binderfs", "./binderfs" [pid 5555] +++ exited with 0 +++ [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] lstat("./89/binderfs", [pid 5558] <... openat resumed>) = 3 [pid 5557] symlink("/dev/binderfs", "./binderfs" [pid 5556] <... symlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5558] write(3, "1000", 4 [pid 5557] <... symlink resumed>) = 0 [pid 5556] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5558] <... write resumed>) = 4 [pid 5557] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5556] <... openat resumed>) = 3 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] unlink("./89/binderfs" [pid 5558] close(3 [pid 5557] <... openat resumed>) = 3 [pid 5556] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... openat resumed>) = 3 [pid 5558] <... close resumed>) = 0 [pid 5557] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5556] <... mmap resumed>) = 0x20fff000 [pid 5008] fstat(3, [pid 5006] <... unlink resumed>) = 0 [pid 5558] symlink("/dev/binderfs", "./binderfs" [pid 5557] <... mmap resumed>) = 0x20fff000 [pid 5009] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5558] <... symlink resumed>) = 0 [pid 5557] exit_group(0 [pid 5556] exit_group(0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] getdents64(3, [pid 5558] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5557] <... exit_group resumed>) = ? [pid 5556] <... exit_group resumed>) = ? [pid 5009] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] fstat(3, [pid 5008] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5558] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5558] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5557] +++ exited with 0 +++ [pid 5556] +++ exited with 0 +++ [pid 5009] getdents64(3, [pid 5008] lstat("./90/binderfs", [pid 5006] <... close resumed>) = 0 [pid 5558] <... mmap resumed>) = 0x20fff000 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] rmdir("./89" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5558] exit_group(0 [pid 5009] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] unlink("./90/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... rmdir resumed>) = 0 [pid 5558] <... exit_group resumed>) = ? [pid 5009] lstat("./91/binderfs", [pid 5008] <... unlink resumed>) = 0 [pid 5007] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./90", 0777 [pid 5005] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./91/binderfs" [pid 5007] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5005] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5007] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] fstat(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] close(3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] close(3 [pid 5008] <... close resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, [pid 5558] +++ exited with 0 +++ [pid 5009] <... close resumed>) = 0 [pid 5008] rmdir("./90" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] rmdir("./91" [pid 5007] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] mkdir("./92", 0777 [pid 5008] mkdir("./91", 0777 [pid 5007] lstat("./90/binderfs", [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5559 [pid 5005] lstat("./82/binderfs", [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... mkdir resumed>) = 0 [pid 5007] unlink("./90/binderfs" [pid 5005] unlink("./82/binderfs"./strace-static-x86_64: Process 5560 attached [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5010] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5560 [pid 5007] getdents64(3, [pid 5005] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5005] close(3./strace-static-x86_64: Process 5559 attached [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... close resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5559] chdir("./90" [pid 5010] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5561 [pid 5007] rmdir("./90" [pid 5005] rmdir("./82"./strace-static-x86_64: Process 5561 attached [pid 5560] chdir("./92" [pid 5559] <... chdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] fstat(3, [pid 5007] mkdir("./91", 0777 [pid 5005] mkdir("./83", 0777 [pid 5561] chdir("./91" [pid 5560] <... chdir resumed>) = 0 [pid 5559] <... prctl resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5559] setpgid(0, 0 [pid 5010] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5562 attached ./strace-static-x86_64: Process 5563 attached [pid 5561] <... chdir resumed>) = 0 [pid 5560] <... prctl resumed>) = 0 [pid 5559] <... setpgid resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5562] chdir("./91" [pid 5561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5560] setpgid(0, 0 [pid 5559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5562 [pid 5010] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5563 [pid 5563] chdir("./83" [pid 5562] <... chdir resumed>) = 0 [pid 5561] <... prctl resumed>) = 0 [pid 5560] <... setpgid resumed>) = 0 [pid 5559] <... openat resumed>) = 3 [pid 5561] setpgid(0, 0 [pid 5559] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5561] <... setpgid resumed>) = 0 [pid 5560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5559] <... write resumed>) = 4 [pid 5010] lstat("./100/binderfs", [pid 5563] <... chdir resumed>) = 0 [pid 5562] <... prctl resumed>) = 0 [pid 5561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5559] close(3 [pid 5560] <... openat resumed>) = 3 [pid 5559] <... close resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5561] <... openat resumed>) = 3 [pid 5559] symlink("/dev/binderfs", "./binderfs" [pid 5560] write(3, "1000", 4 [pid 5562] setpgid(0, 0 [pid 5010] unlink("./100/binderfs" [pid 5563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5562] <... setpgid resumed>) = 0 [pid 5561] write(3, "1000", 4 [pid 5560] <... write resumed>) = 4 [pid 5559] <... symlink resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5563] <... prctl resumed>) = 0 [pid 5562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5561] <... write resumed>) = 4 [pid 5560] close(3 [pid 5559] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5563] setpgid(0, 0 [pid 5562] <... openat resumed>) = 3 [pid 5561] close(3 [pid 5560] <... close resumed>) = 0 [pid 5559] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5563] <... setpgid resumed>) = 0 [pid 5562] write(3, "1000", 4 [pid 5561] <... close resumed>) = 0 [pid 5560] symlink("/dev/binderfs", "./binderfs" [pid 5559] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] close(3 [pid 5563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5562] <... write resumed>) = 4 [pid 5561] symlink("/dev/binderfs", "./binderfs" [pid 5560] <... symlink resumed>) = 0 [pid 5559] <... mmap resumed>) = 0x20fff000 [pid 5010] <... close resumed>) = 0 [pid 5563] <... openat resumed>) = 3 [pid 5562] close(3 [pid 5561] <... symlink resumed>) = 0 [pid 5560] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5559] exit_group(0 [pid 5010] rmdir("./100" [pid 5563] write(3, "1000", 4 [pid 5562] <... close resumed>) = 0 [pid 5561] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5560] <... openat resumed>) = 3 [pid 5559] <... exit_group resumed>) = ? [pid 5010] <... rmdir resumed>) = 0 [pid 5563] <... write resumed>) = 4 [pid 5562] symlink("/dev/binderfs", "./binderfs" [pid 5561] <... openat resumed>) = 3 [pid 5560] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5559] +++ exited with 0 +++ [pid 5010] mkdir("./101", 0777 [pid 5563] close(3 [pid 5562] <... symlink resumed>) = 0 [pid 5561] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5560] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5563] <... close resumed>) = 0 [pid 5562] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5561] <... mmap resumed>) = 0x20fff000 [pid 5560] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5564 attached [pid 5563] symlink("/dev/binderfs", "./binderfs" [pid 5562] <... openat resumed>) = 3 [pid 5561] exit_group(0 [pid 5560] <... exit_group resumed>) = ? [pid 5564] chdir("./101" [pid 5563] <... symlink resumed>) = 0 [pid 5562] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5561] <... exit_group resumed>) = ? [pid 5560] +++ exited with 0 +++ [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5564 [pid 5564] <... chdir resumed>) = 0 [pid 5563] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5562] <... mmap resumed>) = 0x20fff000 [pid 5561] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5563] <... openat resumed>) = 3 [pid 5562] exit_group(0 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5563] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5562] <... exit_group resumed>) = ? [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5564] <... prctl resumed>) = 0 [pid 5564] setpgid(0, 0 [pid 5563] <... mmap resumed>) = 0x20fff000 [pid 5564] <... setpgid resumed>) = 0 [pid 5562] +++ exited with 0 +++ [pid 5009] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5563] exit_group(0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5563] <... exit_group resumed>) = ? [pid 5009] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... openat resumed>) = 3 [pid 5563] +++ exited with 0 +++ [pid 5009] fstat(3, [pid 5006] <... openat resumed>) = 3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] fstat(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5564] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5008] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5564] write(3, "1000", 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5005] <... restart_syscall resumed>) = 0 [pid 5564] <... write resumed>) = 4 [pid 5009] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5564] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... openat resumed>) = 3 [pid 5007] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5564] <... close resumed>) = 0 [pid 5009] lstat("./92/binderfs", [pid 5008] fstat(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5564] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./90/binderfs", [pid 5005] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] unlink("./92/binderfs" [pid 5008] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5564] <... symlink resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] fstat(3, [pid 5006] unlink("./90/binderfs" [pid 5005] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5564] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5008] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5006] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5564] <... openat resumed>) = 3 [pid 5009] close(3 [pid 5008] lstat("./91/binderfs", [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] fstat(3, [pid 5564] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5009] rmdir("./92" [pid 5008] unlink("./91/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... close resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] lstat("./91/binderfs", [pid 5006] rmdir("./90" [pid 5005] getdents64(3, [pid 5564] <... mmap resumed>) = 0x20fff000 [pid 5009] mkdir("./93", 0777 [pid 5008] getdents64(3, [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] mkdir("./91", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5564] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] close(3 [pid 5007] unlink("./91/binderfs" [pid 5006] <... mkdir resumed>) = 0 [pid 5005] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5564] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] rmdir("./91" [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5566 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5565 [pid 5005] lstat("./83/binderfs", [pid 5008] mkdir("./92", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5564] +++ exited with 0 +++ [pid 5008] <... mkdir resumed>) = 0 [pid 5007] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] unlink("./83/binderfs"./strace-static-x86_64: Process 5566 attached [pid 5007] <... close resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5567 [pid 5010] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] rmdir("./91" [pid 5005] <... unlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5010] fstat(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] mkdir("./92", 0777./strace-static-x86_64: Process 5565 attached [pid 5010] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5565] chdir("./91" [pid 5010] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5565] <... chdir resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] lstat("./101/binderfs", [pid 5566] chdir("./93" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... close resumed>) = 0 [pid 5565] <... prctl resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5565] setpgid(0, 0 [pid 5010] unlink("./101/binderfs" [pid 5565] <... setpgid resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5567 attached [pid 5566] <... chdir resumed>) = 0 [pid 5565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5568 [pid 5005] rmdir("./83" [pid 5566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5565] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5565] write(3, "1000", 4 [pid 5010] close(3 [pid 5566] <... prctl resumed>) = 0 [pid 5565] <... write resumed>) = 4 [pid 5010] <... close resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5568 attached [pid 5566] setpgid(0, 0 [pid 5565] close(3 [pid 5010] rmdir("./101" [pid 5005] mkdir("./84", 0777 [pid 5568] chdir("./92" [pid 5566] <... setpgid resumed>) = 0 [pid 5565] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5568] <... chdir resumed>) = 0 [pid 5565] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./102", 0777 [pid 5005] <... mkdir resumed>) = 0 [pid 5568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5567] chdir("./92" [pid 5566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5565] <... symlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5568] <... prctl resumed>) = 0 [pid 5566] <... openat resumed>) = 3 [pid 5565] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5570 attached [pid 5568] setpgid(0, 0 [pid 5567] <... chdir resumed>) = 0 [pid 5566] write(3, "1000", 4 [pid 5565] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5569 attached [pid 5568] <... setpgid resumed>) = 0 [pid 5567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5566] <... write resumed>) = 4 [pid 5565] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5570 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5569 [pid 5570] chdir("./102" [pid 5568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5567] <... prctl resumed>) = 0 [pid 5566] close(3 [pid 5565] <... mmap resumed>) = 0x20fff000 [pid 5570] <... chdir resumed>) = 0 [pid 5568] <... openat resumed>) = 3 [pid 5567] setpgid(0, 0 [pid 5566] <... close resumed>) = 0 [pid 5565] exit_group(0 [pid 5569] chdir("./84" [pid 5568] write(3, "1000", 4 [pid 5567] <... setpgid resumed>) = 0 [pid 5566] symlink("/dev/binderfs", "./binderfs" [pid 5565] <... exit_group resumed>) = ? [pid 5570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5569] <... chdir resumed>) = 0 [pid 5568] <... write resumed>) = 4 [pid 5567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5566] <... symlink resumed>) = 0 [pid 5565] +++ exited with 0 +++ [pid 5570] setpgid(0, 0 [pid 5569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5568] close(3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5565, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5570] <... setpgid resumed>) = 0 [pid 5569] <... prctl resumed>) = 0 [pid 5568] <... close resumed>) = 0 [pid 5567] <... openat resumed>) = 3 [pid 5566] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5569] setpgid(0, 0 [pid 5568] symlink("/dev/binderfs", "./binderfs" [pid 5567] write(3, "1000", 4 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5569] <... setpgid resumed>) = 0 [pid 5568] <... symlink resumed>) = 0 [pid 5567] <... write resumed>) = 4 [pid 5566] <... openat resumed>) = 3 [pid 5570] <... openat resumed>) = 3 [pid 5569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5568] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5567] close(3 [pid 5566] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5570] write(3, "1000", 4 [pid 5569] <... openat resumed>) = 3 [pid 5568] <... openat resumed>) = 3 [pid 5567] <... close resumed>) = 0 [pid 5006] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5569] write(3, "1000", 4 [pid 5568] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5570] <... write resumed>) = 4 [pid 5569] <... write resumed>) = 4 [pid 5568] <... mmap resumed>) = 0x20fff000 [pid 5567] symlink("/dev/binderfs", "./binderfs" [pid 5566] <... mmap resumed>) = 0x20fff000 [pid 5006] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5570] close(3 [pid 5569] close(3 [pid 5568] exit_group(0 [pid 5006] <... openat resumed>) = 3 [pid 5569] <... close resumed>) = 0 [pid 5568] <... exit_group resumed>) = ? [pid 5567] <... symlink resumed>) = 0 [pid 5566] exit_group(0 [pid 5006] fstat(3, [pid 5570] <... close resumed>) = 0 [pid 5569] symlink("/dev/binderfs", "./binderfs" [pid 5568] +++ exited with 0 +++ [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5569] <... symlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5570] symlink("/dev/binderfs", "./binderfs" [pid 5567] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5566] <... exit_group resumed>) = ? [pid 5570] <... symlink resumed>) = 0 [pid 5569] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5567] <... openat resumed>) = 3 [pid 5566] +++ exited with 0 +++ [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5570] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5569] <... openat resumed>) = 3 [pid 5567] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5570] <... openat resumed>) = 3 [pid 5569] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5567] <... mmap resumed>) = 0x20fff000 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5570] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5569] <... mmap resumed>) = 0x20fff000 [pid 5567] exit_group(0 [pid 5006] lstat("./91/binderfs", [pid 5570] <... mmap resumed>) = 0x20fff000 [pid 5569] exit_group(0 [pid 5567] <... exit_group resumed>) = ? [pid 5009] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5569] <... exit_group resumed>) = ? [pid 5006] unlink("./91/binderfs" [pid 5570] exit_group(0 [pid 5569] +++ exited with 0 +++ [pid 5567] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... unlink resumed>) = 0 [pid 5570] <... exit_group resumed>) = ? [pid 5009] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] fstat(3, [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5007] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] rmdir("./91" [pid 5570] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5570, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5009] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./92", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... mkdir resumed>) = 0 [pid 5009] lstat("./93/binderfs", [pid 5008] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5571 attached [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./93/binderfs" [pid 5008] fstat(3, [pid 5007] lstat("./92/binderfs", [pid 5005] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5571] chdir("./92" [pid 5010] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5571 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5571] <... chdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5007] unlink("./92/binderfs" [pid 5005] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] fstat(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5571] <... prctl resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... unlink resumed>) = 0 [pid 5571] setpgid(0, 0 [pid 5010] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5571] <... setpgid resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] lstat("./92/binderfs", [pid 5571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] close(3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5571] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... close resumed>) = 0 [pid 5008] unlink("./92/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] fstat(3, [pid 5571] write(3, "1000", 4 [pid 5010] lstat("./102/binderfs", [pid 5009] rmdir("./93" [pid 5008] <... unlink resumed>) = 0 [pid 5007] close(3 [pid 5571] <... write resumed>) = 4 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5571] close(3 [pid 5010] unlink("./102/binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5571] <... close resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] mkdir("./94", 0777 [pid 5008] close(3 [pid 5007] rmdir("./92" [pid 5005] getdents64(3, [pid 5571] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5571] <... symlink resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] rmdir("./92" [pid 5571] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] close(3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5571] <... openat resumed>) = 3 [pid 5010] <... close resumed>) = 0 [pid 5008] mkdir("./93", 0777 [pid 5571] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] rmdir("./102" [pid 5008] <... mkdir resumed>) = 0 [pid 5007] mkdir("./93", 0777 [pid 5005] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5572 attached [pid 5571] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5572 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5573 attached [pid 5572] chdir("./94" [pid 5571] exit_group(0 [pid 5010] mkdir("./103", 0777 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5571] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5573 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] lstat("./84/binderfs", ./strace-static-x86_64: Process 5574 attached [pid 5573] chdir("./93" [pid 5572] <... chdir resumed>) = 0 [pid 5571] +++ exited with 0 +++ [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5573] <... chdir resumed>) = 0 [pid 5572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5574 ./strace-static-x86_64: Process 5575 attached [pid 5574] chdir("./93" [pid 5573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5572] <... prctl resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] unlink("./84/binderfs" [pid 5574] <... chdir resumed>) = 0 [pid 5573] <... prctl resumed>) = 0 [pid 5572] setpgid(0, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5575 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... unlink resumed>) = 0 [pid 5574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5573] setpgid(0, 0 [pid 5572] <... setpgid resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] getdents64(3, [pid 5574] <... prctl resumed>) = 0 [pid 5573] <... setpgid resumed>) = 0 [pid 5572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5574] setpgid(0, 0 [pid 5573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5572] <... openat resumed>) = 3 [pid 5005] close(3 [pid 5572] write(3, "1000", 4 [pid 5573] <... openat resumed>) = 3 [pid 5574] <... setpgid resumed>) = 0 [pid 5573] write(3, "1000", 4 [pid 5572] <... write resumed>) = 4 [pid 5006] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... close resumed>) = 0 [pid 5573] <... write resumed>) = 4 [pid 5572] close(3 [pid 5574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5573] close(3 [pid 5572] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] rmdir("./84" [pid 5573] <... close resumed>) = 0 [pid 5572] symlink("/dev/binderfs", "./binderfs" [pid 5006] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5573] symlink("/dev/binderfs", "./binderfs" [pid 5572] <... symlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5573] <... symlink resumed>) = 0 [pid 5572] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... openat resumed>) = 3 [pid 5005] mkdir("./85", 0777 [pid 5575] chdir("./103" [pid 5574] <... openat resumed>) = 3 [pid 5573] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5572] <... openat resumed>) = 3 [pid 5006] fstat(3, [pid 5572] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5575] <... chdir resumed>) = 0 [pid 5574] write(3, "1000", 4 [pid 5573] <... openat resumed>) = 3 [pid 5572] <... mmap resumed>) = 0x20fff000 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5574] <... write resumed>) = 4 [pid 5573] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5572] exit_group(0 [pid 5006] getdents64(3, [pid 5572] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5576 attached [pid 5575] <... prctl resumed>) = 0 [pid 5574] close(3 [pid 5573] <... mmap resumed>) = 0x20fff000 [pid 5572] +++ exited with 0 +++ [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5575] setpgid(0, 0 [pid 5574] <... close resumed>) = 0 [pid 5573] exit_group(0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5572, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5576 [pid 5576] chdir("./85" [pid 5575] <... setpgid resumed>) = 0 [pid 5574] symlink("/dev/binderfs", "./binderfs" [pid 5573] <... exit_group resumed>) = ? [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5576] <... chdir resumed>) = 0 [pid 5576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5006] lstat("./92/binderfs", [pid 5576] setpgid(0, 0 [pid 5574] <... symlink resumed>) = 0 [pid 5576] <... setpgid resumed>) = 0 [pid 5574] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5573] +++ exited with 0 +++ [pid 5009] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5574] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./92/binderfs" [pid 5576] <... openat resumed>) = 3 [pid 5575] <... openat resumed>) = 3 [pid 5574] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5576] write(3, "1000", 4 [pid 5575] write(3, "1000", 4 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... unlink resumed>) = 0 [pid 5576] <... write resumed>) = 4 [pid 5575] <... write resumed>) = 4 [pid 5574] <... mmap resumed>) = 0x20fff000 [pid 5009] fstat(3, [pid 5008] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] getdents64(3, [pid 5576] close(3 [pid 5575] close(3 [pid 5574] exit_group(0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5576] <... close resumed>) = 0 [pid 5575] <... close resumed>) = 0 [pid 5574] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5008] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5576] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5576] <... symlink resumed>) = 0 [pid 5575] symlink("/dev/binderfs", "./binderfs" [pid 5009] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] fstat(3, [pid 5006] <... close resumed>) = 0 [pid 5576] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5575] <... symlink resumed>) = 0 [pid 5574] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] rmdir("./92" [pid 5576] <... openat resumed>) = 3 [pid 5575] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] lstat("./94/binderfs", [pid 5008] getdents64(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5576] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5575] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... rmdir resumed>) = 0 [pid 5576] <... mmap resumed>) = 0x20fff000 [pid 5575] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] unlink("./94/binderfs" [pid 5008] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./93", 0777 [pid 5576] exit_group(0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5576] <... exit_group resumed>) = ? [pid 5575] <... mmap resumed>) = 0x20fff000 [pid 5009] getdents64(3, [pid 5008] lstat("./93/binderfs", [pid 5006] <... mkdir resumed>) = 0 [pid 5576] +++ exited with 0 +++ [pid 5575] exit_group(0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] close(3 [pid 5008] unlink("./93/binderfs" [pid 5007] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5007] fstat(3, [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] rmdir("./94" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] close(3 [pid 5007] unlink("./93/binderfs" [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5577 [pid 5009] mkdir("./95", 0777 [pid 5008] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5008] rmdir("./93" [pid 5007] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3) = 0 [pid 5007] rmdir("./93"./strace-static-x86_64: Process 5577 attached [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5577] chdir("./93" [pid 5009] <... mkdir resumed>) = 0 [pid 5008] mkdir("./94", 0777 [pid 5007] mkdir("./94", 0777 [pid 5575] <... exit_group resumed>) = ? [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5577] <... chdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5577] <... prctl resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 [pid 5577] setpgid(0, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5578 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5579 [pid 5005] fstat(3, [pid 5577] <... setpgid resumed>) = 0 [pid 5577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5577] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5577] write(3, "1000", 4 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5580 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5577] <... write resumed>) = 4 [pid 5005] lstat("./85/binderfs", [pid 5577] close(3) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5577] symlink("/dev/binderfs", "./binderfs" [pid 5005] unlink("./85/binderfs"./strace-static-x86_64: Process 5579 attached [pid 5577] <... symlink resumed>) = 0 [pid 5579] chdir("./94" [pid 5577] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5580 attached ./strace-static-x86_64: Process 5578 attached [pid 5579] <... chdir resumed>) = 0 [pid 5577] <... openat resumed>) = 3 [pid 5575] +++ exited with 0 +++ [pid 5005] getdents64(3, [pid 5579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5577] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5579] <... prctl resumed>) = 0 [pid 5578] chdir("./95" [pid 5577] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5575, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5580] chdir("./94" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5579] setpgid(0, 0 [pid 5577] exit_group(0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5005] close(3 [pid 5578] <... chdir resumed>) = 0 [pid 5580] <... chdir resumed>) = 0 [pid 5579] <... setpgid resumed>) = 0 [pid 5577] <... exit_group resumed>) = ? [pid 5010] <... restart_syscall resumed>) = 0 [pid 5578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... close resumed>) = 0 [pid 5580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5578] <... prctl resumed>) = 0 [pid 5577] +++ exited with 0 +++ [pid 5005] rmdir("./85" [pid 5580] <... prctl resumed>) = 0 [pid 5579] <... openat resumed>) = 3 [pid 5578] setpgid(0, 0 [pid 5579] write(3, "1000", 4) = 4 [pid 5579] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5580] setpgid(0, 0 [pid 5579] <... close resumed>) = 0 [pid 5578] <... setpgid resumed>) = 0 [pid 5010] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./86", 0777 [pid 5580] <... setpgid resumed>) = 0 [pid 5579] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5579] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5579] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5579] <... openat resumed>) = 3 [pid 5578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] fstat(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5580] <... openat resumed>) = 3 [pid 5579] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5579] <... mmap resumed>) = 0x20fff000 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5580] write(3, "1000", 4 [pid 5579] exit_group(0 [pid 5578] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5006] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5581 [pid 5580] <... write resumed>) = 4 [pid 5579] <... exit_group resumed>) = ? [pid 5578] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5581 attached [pid 5580] close(3 [pid 5579] +++ exited with 0 +++ [pid 5578] <... write resumed>) = 4 [pid 5010] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... openat resumed>) = 3 [pid 5580] <... close resumed>) = 0 [pid 5578] close(3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5581] chdir("./86" [pid 5006] fstat(3, [pid 5580] symlink("/dev/binderfs", "./binderfs" [pid 5578] <... close resumed>) = 0 [pid 5010] lstat("./103/binderfs", [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5580] <... symlink resumed>) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] getdents64(3, [pid 5581] <... chdir resumed>) = 0 [pid 5580] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5578] symlink("/dev/binderfs", "./binderfs" [pid 5010] unlink("./103/binderfs" [pid 5007] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... unlink resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5006] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5578] <... symlink resumed>) = 0 [pid 5007] fstat(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5580] <... openat resumed>) = 3 [pid 5578] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] lstat("./93/binderfs", [pid 5581] <... prctl resumed>) = 0 [pid 5580] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5578] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5007] getdents64(3, [pid 5581] setpgid(0, 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5578] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... close resumed>) = 0 [pid 5007] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] unlink("./93/binderfs" [pid 5010] rmdir("./103" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./94/binderfs") = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3) = 0 [pid 5007] rmdir("./94" [pid 5581] <... setpgid resumed>) = 0 [pid 5580] <... mmap resumed>) = 0x20fff000 [pid 5578] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5010] mkdir("./104", 0777 [pid 5007] mkdir("./95", 0777 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5578] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5580] exit_group(0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] close(3 [pid 5578] <... exit_group resumed>) = ? [pid 5580] <... exit_group resumed>) = ? [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5582 [pid 5006] <... close resumed>) = 0 [pid 5006] rmdir("./93"./strace-static-x86_64: Process 5583 attached [pid 5583] chdir("./104" [pid 5006] <... rmdir resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5583 [pid 5006] mkdir("./94", 0777 [pid 5583] <... chdir resumed>) = 0 [pid 5583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5006] <... mkdir resumed>) = 0 [pid 5583] <... prctl resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5583] setpgid(0, 0) = 0 [pid 5583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 5582 attached [pid 5583] write(3, "1000", 4) = 4 [pid 5582] chdir("./95" [pid 5578] +++ exited with 0 +++ [pid 5583] close(3 [pid 5582] <... chdir resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5583] <... close resumed>) = 0 [pid 5582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5584 [pid 5583] symlink("/dev/binderfs", "./binderfs" [pid 5582] <... prctl resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5580] +++ exited with 0 +++ [pid 5583] <... symlink resumed>) = 0 [pid 5582] setpgid(0, 0 [pid 5581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5584 attached [pid 5583] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5582] <... setpgid resumed>) = 0 [pid 5581] <... openat resumed>) = 3 [pid 5009] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5584] chdir("./94" [pid 5583] <... openat resumed>) = 3 [pid 5582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5581] write(3, "1000", 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5584] <... chdir resumed>) = 0 [pid 5583] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5582] <... openat resumed>) = 3 [pid 5581] <... write resumed>) = 4 [pid 5009] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... restart_syscall resumed>) = 0 [pid 5584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5583] <... mmap resumed>) = 0x20fff000 [pid 5582] write(3, "1000", 4 [pid 5581] close(3 [pid 5009] <... openat resumed>) = 3 [pid 5584] <... prctl resumed>) = 0 [pid 5583] exit_group(0 [pid 5582] <... write resumed>) = 4 [pid 5009] fstat(3, [pid 5584] setpgid(0, 0 [pid 5583] <... exit_group resumed>) = ? [pid 5582] close(3 [pid 5581] <... close resumed>) = 0 [pid 5584] <... setpgid resumed>) = 0 [pid 5583] +++ exited with 0 +++ [pid 5582] <... close resumed>) = 0 [pid 5581] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5582] symlink("/dev/binderfs", "./binderfs" [pid 5581] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5584] <... openat resumed>) = 3 [pid 5582] <... symlink resumed>) = 0 [pid 5581] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5584] write(3, "1000", 4 [pid 5582] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5581] <... openat resumed>) = 3 [pid 5009] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5584] <... write resumed>) = 4 [pid 5582] <... openat resumed>) = 3 [pid 5581] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5584] close(3 [pid 5582] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5584] <... close resumed>) = 0 [pid 5582] <... mmap resumed>) = 0x20fff000 [pid 5581] <... mmap resumed>) = 0x20fff000 [pid 5009] lstat("./95/binderfs", [pid 5008] fstat(3, [pid 5584] symlink("/dev/binderfs", "./binderfs" [pid 5582] exit_group(0 [pid 5584] <... symlink resumed>) = 0 [pid 5582] <... exit_group resumed>) = ? [pid 5581] exit_group(0 [pid 5010] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5584] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5582] +++ exited with 0 +++ [pid 5581] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./95/binderfs" [pid 5584] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5584] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5581] +++ exited with 0 +++ [pid 5010] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5584] exit_group(0 [pid 5007] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5584] <... exit_group resumed>) = ? [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5584] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5009] getdents64(3, [pid 5008] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] close(3 [pid 5008] lstat("./94/binderfs", [pid 5007] fstat(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... close resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] rmdir("./95" [pid 5008] unlink("./94/binderfs" [pid 5007] getdents64(3, [pid 5006] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./104/binderfs", [pid 5009] mkdir("./96", 0777 [pid 5008] getdents64(3, [pid 5007] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] unlink("./104/binderfs" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5010] <... unlink resumed>) = 0 [pid 5007] lstat("./95/binderfs", [pid 5006] fstat(3, [pid 5005] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5010] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... close resumed>) = 0 [pid 5007] unlink("./95/binderfs" [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] close(3) = 0 [pid 5010] rmdir("./104"./strace-static-x86_64: Process 5585 attached ) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5585 [pid 5008] rmdir("./94" [pid 5007] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5585] chdir("./96" [pid 5010] mkdir("./105", 0777 [pid 5585] <... chdir resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] fstat(3, [pid 5585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] mkdir("./95", 0777 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5585] <... prctl resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] close(3 [pid 5005] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] lstat("./94/binderfs", [pid 5585] setpgid(0, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5586 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./95" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5585] <... setpgid resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5586 attached [pid 5586] chdir("./105") = 0 [pid 5586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5586] setpgid(0, 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5587 [pid 5007] mkdir("./96", 0777 [pid 5006] unlink("./94/binderfs" [pid 5005] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5586] <... setpgid resumed>) = 0 [pid 5586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] lstat("./86/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5587 attached [pid 5586] <... openat resumed>) = 3 [pid 5587] chdir("./95" [pid 5586] write(3, "1000", 4 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5588 [pid 5006] close(3 [pid 5005] unlink("./86/binderfs" [pid 5006] <... close resumed>) = 0 [pid 5587] <... chdir resumed>) = 0 [pid 5586] <... write resumed>) = 4 [pid 5587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5586] close(3 [pid 5006] rmdir("./94" [pid 5005] <... unlink resumed>) = 0 [pid 5587] <... prctl resumed>) = 0 [pid 5586] <... close resumed>) = 0 ./strace-static-x86_64: Process 5588 attached [pid 5587] setpgid(0, 0 [pid 5586] symlink("/dev/binderfs", "./binderfs" [pid 5588] chdir("./96" [pid 5587] <... setpgid resumed>) = 0 [pid 5586] <... symlink resumed>) = 0 [pid 5585] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5588] <... chdir resumed>) = 0 [pid 5587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5586] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] mkdir("./95", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5587] <... openat resumed>) = 3 [pid 5586] <... openat resumed>) = 3 [pid 5585] write(3, "1000", 4 [pid 5588] <... prctl resumed>) = 0 [pid 5587] write(3, "1000", 4 [pid 5586] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5588] setpgid(0, 0 [pid 5587] <... write resumed>) = 4 [pid 5586] <... mmap resumed>) = 0x20fff000 [pid 5585] <... write resumed>) = 4 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] close(3 [pid 5588] <... setpgid resumed>) = 0 [pid 5587] close(3 [pid 5586] exit_group(0 [pid 5585] close(3./strace-static-x86_64: Process 5589 attached [pid 5588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5587] <... close resumed>) = 0 [pid 5586] <... exit_group resumed>) = ? [pid 5005] <... close resumed>) = 0 [pid 5589] chdir("./95" [pid 5588] <... openat resumed>) = 3 [pid 5587] symlink("/dev/binderfs", "./binderfs" [pid 5585] <... close resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5589 [pid 5005] rmdir("./86" [pid 5589] <... chdir resumed>) = 0 [pid 5588] write(3, "1000", 4 [pid 5587] <... symlink resumed>) = 0 [pid 5586] +++ exited with 0 +++ [pid 5585] symlink("/dev/binderfs", "./binderfs" [pid 5589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5588] <... write resumed>) = 4 [pid 5587] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5585] <... symlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5588] close(3 [pid 5587] <... openat resumed>) = 3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./87", 0777 [pid 5589] <... prctl resumed>) = 0 [pid 5588] <... close resumed>) = 0 [pid 5587] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5585] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5589] setpgid(0, 0 [pid 5588] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... mkdir resumed>) = 0 [pid 5589] <... setpgid resumed>) = 0 [pid 5587] <... mmap resumed>) = 0x20fff000 [pid 5010] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5588] <... symlink resumed>) = 0 [pid 5587] exit_group(0 [pid 5585] <... openat resumed>) = 3 [pid 5010] <... openat resumed>) = 3 [pid 5588] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5587] <... exit_group resumed>) = ? [pid 5585] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5590 attached [pid 5589] <... openat resumed>) = 3 [pid 5588] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5590] chdir("./87" [pid 5589] write(3, "1000", 4 [pid 5587] +++ exited with 0 +++ [pid 5585] <... mmap resumed>) = 0x20fff000 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5590 [pid 5590] <... chdir resumed>) = 0 [pid 5589] <... write resumed>) = 4 [pid 5588] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5585] exit_group(0 [pid 5010] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5589] close(3 [pid 5588] <... mmap resumed>) = 0x20fff000 [pid 5585] <... exit_group resumed>) = ? [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5590] <... prctl resumed>) = 0 [pid 5589] <... close resumed>) = 0 [pid 5588] exit_group(0 [pid 5010] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... restart_syscall resumed>) = 0 [pid 5590] setpgid(0, 0 [pid 5589] symlink("/dev/binderfs", "./binderfs" [pid 5588] <... exit_group resumed>) = ? [pid 5585] +++ exited with 0 +++ [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5590] <... setpgid resumed>) = 0 [pid 5589] <... symlink resumed>) = 0 [pid 5010] lstat("./105/binderfs", [pid 5590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5589] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5588] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5590] <... openat resumed>) = 3 [pid 5010] unlink("./105/binderfs" [pid 5009] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5589] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5590] write(3, "1000", 4 [pid 5008] <... openat resumed>) = 3 [pid 5009] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5590] <... write resumed>) = 4 [pid 5589] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] fstat(3, [pid 5007] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5590] close(3 [pid 5589] <... mmap resumed>) = 0x20fff000 [pid 5009] fstat(3, [pid 5590] <... close resumed>) = 0 [pid 5589] exit_group(0 [pid 5010] close(3 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5590] symlink("/dev/binderfs", "./binderfs" [pid 5589] <... exit_group resumed>) = ? [pid 5010] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5007] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5590] <... symlink resumed>) = 0 [pid 5590] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] rmdir("./105" [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5590] <... openat resumed>) = 3 [pid 5589] +++ exited with 0 +++ [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... openat resumed>) = 3 [pid 5590] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, [pid 5590] <... mmap resumed>) = 0x20fff000 [pid 5010] mkdir("./106", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5590] exit_group(0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5590] <... exit_group resumed>) = ? [pid 5010] <... mkdir resumed>) = 0 [pid 5009] lstat("./96/binderfs", [pid 5008] lstat("./95/binderfs", [pid 5007] getdents64(3, [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5590] +++ exited with 0 +++ [pid 5009] unlink("./96/binderfs" [pid 5008] unlink("./95/binderfs" [pid 5007] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5591 attached [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5591 [pid 5009] <... unlink resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5591] chdir("./106" [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5007] lstat("./96/binderfs", [pid 5006] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5009] close(3 [pid 5008] close(3 [pid 5007] unlink("./96/binderfs" [pid 5006] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... restart_syscall resumed>) = 0 [pid 5591] <... chdir resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5009] rmdir("./96" [pid 5008] rmdir("./95" [pid 5007] getdents64(3, [pid 5006] fstat(3, [pid 5591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... rmdir resumed>) = 0 [pid 5591] <... prctl resumed>) = 0 [pid 5591] setpgid(0, 0 [pid 5009] mkdir("./97", 0777 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5591] <... setpgid resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] mkdir("./96", 0777 [pid 5007] close(3 [pid 5006] getdents64(3, [pid 5591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5591] <... openat resumed>) = 3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5591] write(3, "1000", 4) = 4 [pid 5591] close(3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./96" [pid 5006] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5592 attached [pid 5591] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5592 [pid 5591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5591] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5591] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, ./strace-static-x86_64: Process 5593 attached [pid 5592] chdir("./97" [pid 5591] <... mmap resumed>) = 0x20fff000 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5593 [pid 5007] mkdir("./97", 0777 [pid 5006] lstat("./95/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5593] chdir("./96" [pid 5592] <... chdir resumed>) = 0 [pid 5591] exit_group(0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] getdents64(3, [pid 5593] <... chdir resumed>) = 0 [pid 5592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5591] <... exit_group resumed>) = ? [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] unlink("./95/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5592] <... prctl resumed>) = 0 [pid 5591] +++ exited with 0 +++ [pid 5006] <... unlink resumed>) = 0 [pid 5005] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5593] <... prctl resumed>) = 0 [pid 5592] setpgid(0, 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5594 [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5593] setpgid(0, 0 [pid 5592] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5591, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./87/binderfs", [pid 5593] <... setpgid resumed>) = 0 [pid 5592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5006] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5592] <... openat resumed>) = 3 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] unlink("./87/binderfs"./strace-static-x86_64: Process 5594 attached [pid 5593] <... openat resumed>) = 3 [pid 5592] write(3, "1000", 4 [pid 5006] rmdir("./95" [pid 5005] <... unlink resumed>) = 0 [pid 5594] chdir("./97" [pid 5593] write(3, "1000", 4 [pid 5592] <... write resumed>) = 4 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5594] <... chdir resumed>) = 0 [pid 5593] <... write resumed>) = 4 [pid 5592] close(3 [pid 5010] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] mkdir("./96", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5593] close(3 [pid 5592] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5594] <... prctl resumed>) = 0 [pid 5593] <... close resumed>) = 0 [pid 5592] symlink("/dev/binderfs", "./binderfs" [pid 5010] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5595 attached [pid 5594] setpgid(0, 0 [pid 5593] symlink("/dev/binderfs", "./binderfs" [pid 5592] <... symlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5005] <... close resumed>) = 0 [pid 5594] <... setpgid resumed>) = 0 [pid 5010] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5595 [pid 5594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5593] <... symlink resumed>) = 0 [pid 5592] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] rmdir("./87" [pid 5594] <... openat resumed>) = 3 [pid 5593] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5594] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... rmdir resumed>) = 0 [pid 5594] <... write resumed>) = 4 [pid 5593] <... openat resumed>) = 3 [pid 5592] <... openat resumed>) = 3 [pid 5010] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./88", 0777 [pid 5594] close(3 [pid 5593] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5592] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5594] <... close resumed>) = 0 [pid 5010] lstat("./106/binderfs", [pid 5594] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5594] <... symlink resumed>) = 0 [pid 5592] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./106/binderfs" [pid 5595] chdir("./96" [pid 5594] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5593] <... mmap resumed>) = 0x20fff000 [pid 5592] exit_group(0 [pid 5010] <... unlink resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5595] <... chdir resumed>) = 0 [pid 5594] <... openat resumed>) = 3 [pid 5593] exit_group(0 [pid 5592] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5594] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5594] <... mmap resumed>) = 0x20fff000 [pid 5593] <... exit_group resumed>) = ? [pid 5592] +++ exited with 0 +++ [pid 5010] close(3 [pid 5595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5594] exit_group(0 [pid 5010] <... close resumed>) = 0 [pid 5594] <... exit_group resumed>) = ? [pid 5010] rmdir("./106"./strace-static-x86_64: Process 5596 attached [pid 5595] <... prctl resumed>) = 0 [pid 5593] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5596 [pid 5596] chdir("./88" [pid 5595] setpgid(0, 0 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5596] <... chdir resumed>) = 0 [pid 5595] <... setpgid resumed>) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... restart_syscall resumed>) = 0 [pid 5596] <... prctl resumed>) = 0 [pid 5595] <... openat resumed>) = 3 [pid 5594] +++ exited with 0 +++ [pid 5010] <... rmdir resumed>) = 0 [pid 5596] setpgid(0, 0 [pid 5595] write(3, "1000", 4 [pid 5010] mkdir("./107", 0777 [pid 5009] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5596] <... setpgid resumed>) = 0 [pid 5595] <... write resumed>) = 4 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5595] close(3 [pid 5009] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5596] <... openat resumed>) = 3 [pid 5595] <... close resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5596] write(3, "1000", 4 [pid 5595] symlink("/dev/binderfs", "./binderfs" [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] fstat(3, [pid 5008] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5596] <... write resumed>) = 4 [pid 5595] <... symlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5596] close(3 [pid 5595] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5008] fstat(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5597 attached [pid 5596] <... close resumed>) = 0 [pid 5595] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5597] chdir("./107" [pid 5596] symlink("/dev/binderfs", "./binderfs" [pid 5595] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5597 [pid 5009] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5597] <... chdir resumed>) = 0 [pid 5007] fstat(3, [pid 5597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5595] <... mmap resumed>) = 0x20fff000 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5597] <... prctl resumed>) = 0 [pid 5595] exit_group(0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] getdents64(3, [pid 5597] setpgid(0, 0 [pid 5596] <... symlink resumed>) = 0 [pid 5595] <... exit_group resumed>) = ? [pid 5009] lstat("./97/binderfs", [pid 5008] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5597] <... setpgid resumed>) = 0 [pid 5007] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5597] <... openat resumed>) = 3 [pid 5009] unlink("./97/binderfs" [pid 5008] lstat("./96/binderfs", [pid 5596] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] lstat("./97/binderfs", [pid 5597] write(3, "1000", 4 [pid 5595] +++ exited with 0 +++ [pid 5009] <... unlink resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5597] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] unlink("./97/binderfs" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5597] close(3 [pid 5596] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./96/binderfs" [pid 5007] <... unlink resumed>) = 0 [pid 5597] <... close resumed>) = 0 [pid 5009] close(3 [pid 5007] getdents64(3, [pid 5597] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5597] <... symlink resumed>) = 0 [pid 5596] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... close resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] close(3 [pid 5597] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] rmdir("./97" [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... close resumed>) = 0 [pid 5597] <... openat resumed>) = 3 [pid 5007] rmdir("./97" [pid 5597] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5596] <... mmap resumed>) = 0x20fff000 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] close(3 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5597] <... mmap resumed>) = 0x20fff000 [pid 5596] exit_group(0 [pid 5009] mkdir("./98", 0777 [pid 5008] <... close resumed>) = 0 [pid 5007] mkdir("./98", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5597] exit_group(0 [pid 5596] <... exit_group resumed>) = ? [pid 5009] <... mkdir resumed>) = 0 [pid 5008] rmdir("./96" [pid 5007] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5597] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... openat resumed>) = 3 [pid 5597] +++ exited with 0 +++ [pid 5596] +++ exited with 0 +++ [pid 5008] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5598 [pid 5008] mkdir("./97", 0777 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5599 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./96/binderfs", [pid 5010] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] fstat(3, [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5600 [pid 5006] unlink("./96/binderfs" [pid 5005] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5598 attached [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5600 attached [pid 5598] chdir("./98" [pid 5010] getdents64(3, [pid 5006] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5599 attached [pid 5600] chdir("./97" [pid 5598] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5600] <... chdir resumed>) = 0 [pid 5598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5599] chdir("./98" [pid 5010] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] close(3 [pid 5598] <... prctl resumed>) = 0 [pid 5599] <... chdir resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... close resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5598] setpgid(0, 0 [pid 5599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] lstat("./107/binderfs", [pid 5006] rmdir("./96" [pid 5005] fstat(3, [pid 5600] <... prctl resumed>) = 0 [pid 5598] <... setpgid resumed>) = 0 [pid 5599] <... prctl resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5600] setpgid(0, 0 [pid 5598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5599] setpgid(0, 0 [pid 5010] unlink("./107/binderfs" [pid 5006] mkdir("./97", 0777 [pid 5005] getdents64(3, [pid 5600] <... setpgid resumed>) = 0 [pid 5598] <... openat resumed>) = 3 [pid 5599] <... setpgid resumed>) = 0 [pid 5010] <... unlink resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5598] write(3, "1000", 4 [pid 5599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] getdents64(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5601 attached [pid 5600] <... openat resumed>) = 3 [pid 5598] <... write resumed>) = 4 [pid 5599] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5601] chdir("./97" [pid 5600] write(3, "1000", 4 [pid 5598] close(3 [pid 5599] write(3, "1000", 4 [pid 5010] close(3 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5601 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5601] <... chdir resumed>) = 0 [pid 5600] <... write resumed>) = 4 [pid 5598] <... close resumed>) = 0 [pid 5599] <... write resumed>) = 4 [pid 5010] <... close resumed>) = 0 [pid 5601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5600] close(3 [pid 5598] symlink("/dev/binderfs", "./binderfs" [pid 5599] close(3 [pid 5010] rmdir("./107" [pid 5005] lstat("./88/binderfs", [pid 5601] <... prctl resumed>) = 0 [pid 5600] <... close resumed>) = 0 [pid 5598] <... symlink resumed>) = 0 [pid 5599] <... close resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5601] setpgid(0, 0 [pid 5600] symlink("/dev/binderfs", "./binderfs" [pid 5598] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5599] symlink("/dev/binderfs", "./binderfs" [pid 5010] mkdir("./108", 0777 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5600] <... symlink resumed>) = 0 [pid 5598] <... openat resumed>) = 3 [pid 5599] <... symlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5005] unlink("./88/binderfs" [pid 5600] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5599] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5601] <... setpgid resumed>) = 0 [pid 5600] <... openat resumed>) = 3 [pid 5598] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5599] <... openat resumed>) = 3 [pid 5005] <... unlink resumed>) = 0 [pid 5600] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5602 ./strace-static-x86_64: Process 5602 attached [pid 5598] <... mmap resumed>) = 0x20fff000 [pid 5005] getdents64(3, [pid 5599] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5599] <... mmap resumed>) = 0x20fff000 [pid 5005] close(3 [pid 5602] chdir("./108") = 0 [pid 5602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5600] <... mmap resumed>) = 0x20fff000 [pid 5005] <... close resumed>) = 0 [pid 5599] exit_group(0 [pid 5600] exit_group(0 [pid 5005] rmdir("./88" [pid 5600] <... exit_group resumed>) = ? [pid 5598] exit_group(0 [pid 5599] <... exit_group resumed>) = ? [pid 5602] <... prctl resumed>) = 0 [pid 5602] setpgid(0, 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5602] <... setpgid resumed>) = 0 [pid 5602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] mkdir("./89", 0777 [pid 5602] <... openat resumed>) = 3 [pid 5598] <... exit_group resumed>) = ? [pid 5602] write(3, "1000", 4) = 4 [pid 5602] close(3) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5602] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5602] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5602] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5600] +++ exited with 0 +++ [pid 5602] exit_group(0) = ? [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5603 [pid 5599] +++ exited with 0 +++ [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5598] +++ exited with 0 +++ [pid 5601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... restart_syscall resumed>) = 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5602] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5603 attached [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5603] chdir("./89" [pid 5601] <... openat resumed>) = 3 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5603] <... chdir resumed>) = 0 [pid 5601] write(3, "1000", 4 [pid 5009] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5601] <... write resumed>) = 4 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5603] <... prctl resumed>) = 0 [pid 5601] close(3 [pid 5010] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] fstat(3, [pid 5008] <... openat resumed>) = 3 [pid 5007] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5603] setpgid(0, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] fstat(3, [pid 5007] <... openat resumed>) = 3 [pid 5603] <... setpgid resumed>) = 0 [pid 5601] <... close resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] getdents64(3, [pid 5603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5601] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... openat resumed>) = 3 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] fstat(3, [pid 5603] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5603] write(3, "1000", 4 [pid 5601] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] getdents64(3, [pid 5603] <... write resumed>) = 4 [pid 5601] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5603] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] lstat("./98/binderfs", [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5603] <... close resumed>) = 0 [pid 5601] <... openat resumed>) = 3 [pid 5010] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] lstat("./97/binderfs", [pid 5603] symlink("/dev/binderfs", "./binderfs" [pid 5601] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] unlink("./98/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5603] <... symlink resumed>) = 0 [pid 5010] lstat("./108/binderfs", [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5603] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] unlink("./97/binderfs" [pid 5007] lstat("./98/binderfs", [pid 5603] <... openat resumed>) = 3 [pid 5010] unlink("./108/binderfs" [pid 5009] getdents64(3, [pid 5603] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5601] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5603] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5009] close(3 [pid 5008] getdents64(3, [pid 5007] unlink("./98/binderfs" [pid 5603] exit_group(0 [pid 5601] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5603] <... exit_group resumed>) = ? [pid 5601] <... exit_group resumed>) = ? [pid 5010] close(3 [pid 5009] rmdir("./98" [pid 5008] close(3 [pid 5007] <... unlink resumed>) = 0 [pid 5603] +++ exited with 0 +++ [pid 5010] <... close resumed>) = 0 [pid 5010] rmdir("./108") = 0 [pid 5010] mkdir("./109", 0777 [pid 5009] <... rmdir resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5009] mkdir("./99", 0777 [pid 5007] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] rmdir("./97" [pid 5601] +++ exited with 0 +++ [pid 5009] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5604 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5601, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5008] <... rmdir resumed>) = 0 [pid 5007] close(3 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] mkdir("./98", 0777 [pid 5007] <... close resumed>) = 0 ./strace-static-x86_64: Process 5604 attached [pid 5007] rmdir("./98" [pid 5005] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5605 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] mkdir("./99", 0777 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] <... openat resumed>) = 3 [pid 5006] lstat("./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] unlink("./97/binderfs" [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5606 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] fstat(3, ./strace-static-x86_64: Process 5605 attached [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] getdents64(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] close(3 [pid 5604] chdir("./109" [pid 5006] <... close resumed>) = 0 [pid 5604] <... chdir resumed>) = 0 [pid 5006] rmdir("./97" [pid 5604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5607 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5605] chdir("./99" [pid 5604] <... prctl resumed>) = 0 [pid 5006] mkdir("./98", 0777./strace-static-x86_64: Process 5606 attached [pid 5604] setpgid(0, 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5605] <... chdir resumed>) = 0 [pid 5604] <... setpgid resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5607 attached [pid 5606] chdir("./98" [pid 5605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5606] <... chdir resumed>) = 0 [pid 5605] <... prctl resumed>) = 0 [pid 5604] <... openat resumed>) = 3 [pid 5005] lstat("./89/binderfs", ./strace-static-x86_64: Process 5608 attached [pid 5607] chdir("./99" [pid 5606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] setpgid(0, 0 [pid 5604] write(3, "1000", 4 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5608 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5608] chdir("./98" [pid 5607] <... chdir resumed>) = 0 [pid 5606] <... prctl resumed>) = 0 [pid 5605] <... setpgid resumed>) = 0 [pid 5604] <... write resumed>) = 4 [pid 5005] unlink("./89/binderfs" [pid 5608] <... chdir resumed>) = 0 [pid 5607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5606] setpgid(0, 0 [pid 5605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] close(3 [pid 5005] <... unlink resumed>) = 0 [pid 5608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... prctl resumed>) = 0 [pid 5606] <... setpgid resumed>) = 0 [pid 5605] <... openat resumed>) = 3 [pid 5604] <... close resumed>) = 0 [pid 5005] getdents64(3, [pid 5608] <... prctl resumed>) = 0 [pid 5607] setpgid(0, 0 [pid 5606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] write(3, "1000", 4 [pid 5604] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5608] setpgid(0, 0 [pid 5607] <... setpgid resumed>) = 0 [pid 5606] <... openat resumed>) = 3 [pid 5605] <... write resumed>) = 4 [pid 5604] <... symlink resumed>) = 0 [pid 5005] close(3 [pid 5608] <... setpgid resumed>) = 0 [pid 5607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5606] write(3, "1000", 4 [pid 5605] close(3 [pid 5005] <... close resumed>) = 0 [pid 5604] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5606] <... write resumed>) = 4 [pid 5605] <... close resumed>) = 0 [pid 5005] rmdir("./89" [pid 5608] <... openat resumed>) = 3 [pid 5607] <... openat resumed>) = 3 [pid 5606] close(3 [pid 5605] symlink("/dev/binderfs", "./binderfs" [pid 5604] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5608] write(3, "1000", 4 [pid 5607] write(3, "1000", 4 [pid 5606] <... close resumed>) = 0 [pid 5605] <... symlink resumed>) = 0 [pid 5604] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] mkdir("./90", 0777 [pid 5608] <... write resumed>) = 4 [pid 5607] <... write resumed>) = 4 [pid 5606] symlink("/dev/binderfs", "./binderfs" [pid 5605] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5604] <... mmap resumed>) = 0x20fff000 [pid 5005] <... mkdir resumed>) = 0 [pid 5608] close(3 [pid 5607] close(3 [pid 5606] <... symlink resumed>) = 0 [pid 5605] <... openat resumed>) = 3 [pid 5604] exit_group(0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5609 attached [pid 5608] <... close resumed>) = 0 [pid 5607] <... close resumed>) = 0 [pid 5606] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5605] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5604] <... exit_group resumed>) = ? [pid 5608] symlink("/dev/binderfs", "./binderfs" [pid 5607] symlink("/dev/binderfs", "./binderfs" [pid 5606] <... openat resumed>) = 3 [pid 5605] <... mmap resumed>) = 0x20fff000 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5609 [pid 5606] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5605] exit_group(0 [pid 5609] chdir("./90" [pid 5608] <... symlink resumed>) = 0 [pid 5607] <... symlink resumed>) = 0 [pid 5606] <... mmap resumed>) = 0x20fff000 [pid 5605] <... exit_group resumed>) = ? [pid 5604] +++ exited with 0 +++ [pid 5609] <... chdir resumed>) = 0 [pid 5608] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5607] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5606] exit_group(0 [pid 5605] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5608] <... openat resumed>) = 3 [pid 5607] <... openat resumed>) = 3 [pid 5606] <... exit_group resumed>) = ? [pid 5609] <... prctl resumed>) = 0 [pid 5608] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5607] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5609] setpgid(0, 0 [pid 5608] <... mmap resumed>) = 0x20fff000 [pid 5607] <... mmap resumed>) = 0x20fff000 [pid 5606] +++ exited with 0 +++ [pid 5010] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5609] <... setpgid resumed>) = 0 [pid 5608] exit_group(0 [pid 5607] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5608] <... exit_group resumed>) = ? [pid 5607] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5609] <... openat resumed>) = 3 [pid 5608] +++ exited with 0 +++ [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] <... openat resumed>) = 3 [pid 5609] write(3, "1000", 4 [pid 5607] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5009] <... openat resumed>) = 3 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5609] <... write resumed>) = 4 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] fstat(3, [pid 5008] <... restart_syscall resumed>) = 0 [pid 5609] close(3 [pid 5010] getdents64(3, [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5609] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] getdents64(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5609] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5609] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5609] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./109/binderfs", [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5609] <... openat resumed>) = 3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] lstat("./99/binderfs", [pid 5008] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5609] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] unlink("./109/binderfs" [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] fstat(3, [pid 5006] fstat(3, [pid 5609] <... mmap resumed>) = 0x20fff000 [pid 5010] <... unlink resumed>) = 0 [pid 5009] unlink("./99/binderfs" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5609] exit_group(0 [pid 5010] getdents64(3, [pid 5009] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5609] <... exit_group resumed>) = ? [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... openat resumed>) = 3 [pid 5006] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] fstat(3, [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] lstat("./98/binderfs", [pid 5609] +++ exited with 0 +++ [pid 5010] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] unlink("./98/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] rmdir("./109" [pid 5009] <... close resumed>) = 0 [pid 5008] lstat("./98/binderfs", [pid 5007] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... rmdir resumed>) = 0 [pid 5009] rmdir("./99" [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5010] mkdir("./110", 0777 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] unlink("./98/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5007] lstat("./99/binderfs", [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] close(3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] mkdir("./100", 0777 [pid 5008] <... unlink resumed>) = 0 [pid 5007] unlink("./99/binderfs" [pid 5006] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] rmdir("./98" [pid 5009] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5005] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5610 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] mkdir("./99", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] close(3 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] close(3 [pid 5007] <... close resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5611 attached [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5611 [pid 5008] <... close resumed>) = 0 [pid 5007] rmdir("./99" [pid 5005] fstat(3, ./strace-static-x86_64: Process 5612 attached ./strace-static-x86_64: Process 5610 attached [pid 5611] chdir("./100" [pid 5008] rmdir("./98" [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5612 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5612] chdir("./99" [pid 5611] <... chdir resumed>) = 0 [pid 5610] chdir("./110" [pid 5008] <... rmdir resumed>) = 0 [pid 5007] mkdir("./100", 0777 [pid 5005] getdents64(3, [pid 5612] <... chdir resumed>) = 0 [pid 5611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... chdir resumed>) = 0 [pid 5008] mkdir("./99", 0777 [pid 5612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5611] <... prctl resumed>) = 0 [pid 5610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5612] <... prctl resumed>) = 0 [pid 5611] setpgid(0, 0 [pid 5610] <... prctl resumed>) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5612] setpgid(0, 0 [pid 5611] <... setpgid resumed>) = 0 [pid 5610] setpgid(0, 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5614 attached ./strace-static-x86_64: Process 5613 attached [pid 5610] <... setpgid resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5614 [pid 5005] lstat("./90/binderfs", [pid 5612] <... setpgid resumed>) = 0 [pid 5611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5613 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5614] chdir("./100" [pid 5613] chdir("./99" [pid 5612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5611] <... openat resumed>) = 3 [pid 5610] <... openat resumed>) = 3 [pid 5005] unlink("./90/binderfs" [pid 5614] <... chdir resumed>) = 0 [pid 5613] <... chdir resumed>) = 0 [pid 5612] <... openat resumed>) = 3 [pid 5611] write(3, "1000", 4 [pid 5610] write(3, "1000", 4 [pid 5005] <... unlink resumed>) = 0 [pid 5614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] write(3, "1000", 4 [pid 5611] <... write resumed>) = 4 [pid 5610] <... write resumed>) = 4 [pid 5005] getdents64(3, [pid 5614] <... prctl resumed>) = 0 [pid 5613] <... prctl resumed>) = 0 [pid 5612] <... write resumed>) = 4 [pid 5611] close(3 [pid 5610] close(3 [pid 5614] setpgid(0, 0 [pid 5613] setpgid(0, 0 [pid 5612] close(3 [pid 5611] <... close resumed>) = 0 [pid 5610] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5614] <... setpgid resumed>) = 0 [pid 5612] <... close resumed>) = 0 [pid 5611] symlink("/dev/binderfs", "./binderfs" [pid 5610] symlink("/dev/binderfs", "./binderfs" [pid 5613] <... setpgid resumed>) = 0 [pid 5005] close(3 [pid 5614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] symlink("/dev/binderfs", "./binderfs" [pid 5611] <... symlink resumed>) = 0 [pid 5610] <... symlink resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5614] <... openat resumed>) = 3 [pid 5613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... symlink resumed>) = 0 [pid 5611] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5610] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] rmdir("./90" [pid 5614] write(3, "1000", 4 [pid 5613] <... openat resumed>) = 3 [pid 5612] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5611] <... openat resumed>) = 3 [pid 5610] <... openat resumed>) = 3 [pid 5614] <... write resumed>) = 4 [pid 5613] write(3, "1000", 4 [pid 5612] <... openat resumed>) = 3 [pid 5611] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5610] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5614] close(3 [pid 5613] <... write resumed>) = 4 [pid 5612] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5611] <... mmap resumed>) = 0x20fff000 [pid 5614] <... close resumed>) = 0 [pid 5613] close(3 [pid 5612] <... mmap resumed>) = 0x20fff000 [pid 5610] <... mmap resumed>) = 0x20fff000 [pid 5005] mkdir("./91", 0777 [pid 5614] symlink("/dev/binderfs", "./binderfs" [pid 5613] <... close resumed>) = 0 [pid 5612] exit_group(0 [pid 5611] exit_group(0 [pid 5610] exit_group(0 [pid 5613] symlink("/dev/binderfs", "./binderfs" [pid 5610] <... exit_group resumed>) = ? [pid 5005] <... mkdir resumed>) = 0 [pid 5614] <... symlink resumed>) = 0 [pid 5613] <... symlink resumed>) = 0 [pid 5612] <... exit_group resumed>) = ? [pid 5611] <... exit_group resumed>) = ? [pid 5614] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5613] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5612] +++ exited with 0 +++ [pid 5610] +++ exited with 0 +++ [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5614] <... openat resumed>) = 3 [pid 5613] <... openat resumed>) = 3 [pid 5611] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5615 attached [pid 5614] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5613] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5615] chdir("./91" [pid 5614] <... mmap resumed>) = 0x20fff000 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5613] <... mmap resumed>) = 0x20fff000 [pid 5614] exit_group(0 [pid 5010] umount2("./110", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5615 [pid 5615] <... chdir resumed>) = 0 [pid 5614] <... exit_group resumed>) = ? [pid 5613] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5613] <... exit_group resumed>) = ? [pid 5010] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5614] +++ exited with 0 +++ [pid 5010] <... openat resumed>) = 3 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... openat resumed>) = 3 [pid 5613] +++ exited with 0 +++ [pid 5615] <... prctl resumed>) = 0 [pid 5010] fstat(3, [pid 5009] fstat(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] fstat(3, [pid 5615] setpgid(0, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5615] <... setpgid resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] getdents64(3, [pid 5615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5615] <... openat resumed>) = 3 [pid 5010] umount2("./110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5615] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] <... write resumed>) = 4 [pid 5010] lstat("./110/binderfs", [pid 5009] lstat("./100/binderfs", [pid 5008] <... openat resumed>) = 3 [pid 5007] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] lstat("./99/binderfs", [pid 5615] close(3 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] fstat(3, [pid 5007] <... openat resumed>) = 3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5615] <... close resumed>) = 0 [pid 5010] unlink("./110/binderfs" [pid 5009] unlink("./100/binderfs" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] fstat(3, [pid 5006] unlink("./99/binderfs" [pid 5615] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5615] <... symlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] getdents64(3, [pid 5006] getdents64(3, [pid 5615] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5615] <... openat resumed>) = 3 [pid 5010] close(3 [pid 5009] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] close(3 [pid 5615] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5008] lstat("./99/binderfs", [pid 5007] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5010] rmdir("./110" [pid 5009] rmdir("./100" [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] rmdir("./99" [pid 5615] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] unlink("./99/binderfs" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5615] exit_group(0 [pid 5007] lstat("./100/binderfs", [pid 5615] <... exit_group resumed>) = ? [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... rmdir resumed>) = 0 [pid 5010] mkdir("./111", 0777 [pid 5009] mkdir("./101", 0777 [pid 5008] <... unlink resumed>) = 0 [pid 5006] mkdir("./100", 0777 [pid 5615] +++ exited with 0 +++ [pid 5010] <... mkdir resumed>) = 0 [pid 5007] unlink("./100/binderfs" [pid 5009] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... unlink resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5007] close(3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5007] rmdir("./100" [pid 5008] close(3 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] mkdir("./101", 0777 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5616 attached ./strace-static-x86_64: Process 5617 attached [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5616 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5617 [pid 5008] <... close resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5617] chdir("./101" [pid 5616] chdir("./111" [pid 5008] rmdir("./99" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5618 attached [pid 5616] <... chdir resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5618] chdir("./100" [pid 5616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] mkdir("./100", 0777 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5618 [pid 5005] fstat(3, ./strace-static-x86_64: Process 5619 attached [pid 5618] <... chdir resumed>) = 0 [pid 5617] <... chdir resumed>) = 0 [pid 5616] <... prctl resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5619 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5616] setpgid(0, 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5619] chdir("./101" [pid 5618] <... prctl resumed>) = 0 [pid 5617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5616] <... setpgid resumed>) = 0 [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5620 attached [pid 5619] <... chdir resumed>) = 0 [pid 5618] setpgid(0, 0 [pid 5617] <... prctl resumed>) = 0 [pid 5616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5620] chdir("./100" [pid 5619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5618] <... setpgid resumed>) = 0 [pid 5617] setpgid(0, 0 [pid 5616] <... openat resumed>) = 3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5620 [pid 5005] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5620] <... chdir resumed>) = 0 [pid 5619] <... prctl resumed>) = 0 [pid 5618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5617] <... setpgid resumed>) = 0 [pid 5616] write(3, "1000", 4 [pid 5620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5619] setpgid(0, 0 [pid 5618] <... openat resumed>) = 3 [pid 5616] <... write resumed>) = 4 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5620] <... prctl resumed>) = 0 [pid 5619] <... setpgid resumed>) = 0 [pid 5618] write(3, "1000", 4 [pid 5616] close(3 [pid 5005] lstat("./91/binderfs", [pid 5620] setpgid(0, 0 [pid 5619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5618] <... write resumed>) = 4 [pid 5617] <... openat resumed>) = 3 [pid 5616] <... close resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5620] <... setpgid resumed>) = 0 [pid 5619] <... openat resumed>) = 3 [pid 5618] close(3 [pid 5617] write(3, "1000", 4 [pid 5616] symlink("/dev/binderfs", "./binderfs" [pid 5005] unlink("./91/binderfs" [pid 5620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5619] write(3, "1000", 4 [pid 5618] <... close resumed>) = 0 [pid 5617] <... write resumed>) = 4 [pid 5616] <... symlink resumed>) = 0 [pid 5620] <... openat resumed>) = 3 [pid 5619] <... write resumed>) = 4 [pid 5618] symlink("/dev/binderfs", "./binderfs" [pid 5617] close(3 [pid 5616] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] <... unlink resumed>) = 0 [pid 5620] write(3, "1000", 4 [pid 5619] close(3 [pid 5618] <... symlink resumed>) = 0 [pid 5620] <... write resumed>) = 4 [pid 5619] <... close resumed>) = 0 [pid 5618] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5617] <... close resumed>) = 0 [pid 5616] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5620] close(3 [pid 5619] symlink("/dev/binderfs", "./binderfs" [pid 5618] <... openat resumed>) = 3 [pid 5616] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5620] <... close resumed>) = 0 [pid 5618] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5617] symlink("/dev/binderfs", "./binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5616] <... mmap resumed>) = 0x20fff000 [pid 5005] close(3 [pid 5620] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5617] <... symlink resumed>) = 0 [pid 5620] <... openat resumed>) = 3 [pid 5618] <... mmap resumed>) = 0x20fff000 [pid 5620] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5617] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5616] exit_group(0 [pid 5005] <... close resumed>) = 0 [pid 5620] <... mmap resumed>) = 0x20fff000 [pid 5619] <... symlink resumed>) = 0 [pid 5618] exit_group(0 [pid 5617] <... openat resumed>) = 3 [pid 5616] <... exit_group resumed>) = ? [pid 5005] rmdir("./91" [pid 5620] exit_group(0 [pid 5618] <... exit_group resumed>) = ? [pid 5617] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5620] <... exit_group resumed>) = ? [pid 5620] +++ exited with 0 +++ [pid 5616] +++ exited with 0 +++ [pid 5005] <... rmdir resumed>) = 0 [pid 5617] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] mkdir("./92", 0777 [pid 5619] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5617] exit_group(0 [pid 5619] <... openat resumed>) = 3 [pid 5618] +++ exited with 0 +++ [pid 5617] <... exit_group resumed>) = ? [pid 5005] <... mkdir resumed>) = 0 [pid 5619] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5617] +++ exited with 0 +++ [pid 5010] umount2("./111", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5618, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5621 attached [pid 5619] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5619] exit_group(0 [pid 5010] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5621 [pid 5619] <... exit_group resumed>) = ? [pid 5010] <... openat resumed>) = 3 [pid 5009] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] fstat(3, [pid 5008] <... openat resumed>) = 3 [pid 5008] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] getdents64(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5619] +++ exited with 0 +++ [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5009] <... openat resumed>) = 3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] fstat(3, [pid 5008] lstat("./100/binderfs", [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5010] umount2("./111/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5621] chdir("./92" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5008] unlink("./100/binderfs" [pid 5006] fstat(3, [pid 5621] <... chdir resumed>) = 0 [pid 5010] lstat("./111/binderfs", [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... unlink resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5007] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] unlink("./111/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5008] close(3 [pid 5007] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... unlink resumed>) = 0 [pid 5621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] lstat("./101/binderfs", [pid 5008] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5007] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] rmdir("./100" [pid 5007] fstat(3, [pid 5006] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5621] <... prctl resumed>) = 0 [pid 5010] close(3 [pid 5009] unlink("./101/binderfs" [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... close resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] mkdir("./101", 0777 [pid 5621] setpgid(0, 0 [pid 5007] getdents64(3, [pid 5006] lstat("./100/binderfs", [pid 5621] <... setpgid resumed>) = 0 [pid 5010] rmdir("./111" [pid 5009] getdents64(3, [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5622 attached [pid 5621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] unlink("./100/binderfs" [pid 5621] <... openat resumed>) = 3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5622 [pid 5007] lstat("./101/binderfs", [pid 5010] mkdir("./112", 0777 [pid 5621] write(3, "1000", 4 [pid 5009] close(3 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] unlink("./101/binderfs" [pid 5621] <... write resumed>) = 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... close resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5621] close(3 [pid 5007] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3) = 0 [pid 5007] rmdir("./101"./strace-static-x86_64: Process 5623 attached [pid 5622] chdir("./101" [pid 5621] <... close resumed>) = 0 [pid 5009] rmdir("./101" [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] mkdir("./102", 0777 [pid 5621] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5623 [pid 5007] <... mkdir resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] close(3./strace-static-x86_64: Process 5624 attached [pid 5623] chdir("./112" [pid 5622] <... chdir resumed>) = 0 [pid 5621] <... symlink resumed>) = 0 [pid 5009] mkdir("./102", 0777 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5624 [pid 5006] <... close resumed>) = 0 [pid 5621] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... mkdir resumed>) = 0 [pid 5006] rmdir("./100" [pid 5621] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5624] chdir("./102" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5624] <... chdir resumed>) = 0 [pid 5621] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5624] setpgid(0, 0) = 0 [pid 5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5623] <... chdir resumed>) = 0 [pid 5622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5621] <... mmap resumed>) = 0x20fff000 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5625 [pid 5006] mkdir("./101", 0777 [pid 5624] write(3, "1000", 4 [pid 5622] <... prctl resumed>) = 0 [pid 5621] exit_group(0 [pid 5624] <... write resumed>) = 4 ./strace-static-x86_64: Process 5625 attached [pid 5624] close(3 [pid 5622] setpgid(0, 0 [pid 5621] <... exit_group resumed>) = ? [pid 5006] <... mkdir resumed>) = 0 [pid 5625] chdir("./102" [pid 5624] <... close resumed>) = 0 [pid 5622] <... setpgid resumed>) = 0 [pid 5625] <... chdir resumed>) = 0 [pid 5624] symlink("/dev/binderfs", "./binderfs" [pid 5625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5624] <... symlink resumed>) = 0 [pid 5625] <... prctl resumed>) = 0 [pid 5624] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5621] +++ exited with 0 +++ [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] setpgid(0, 0 [pid 5624] <... openat resumed>) = 3 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5622] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5626 attached [pid 5625] <... setpgid resumed>) = 0 [pid 5624] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5623] <... prctl resumed>) = 0 [pid 5622] write(3, "1000", 4 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5626] chdir("./101" [pid 5624] <... mmap resumed>) = 0x20fff000 [pid 5623] setpgid(0, 0 [pid 5622] <... write resumed>) = 4 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5626 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5626] <... chdir resumed>) = 0 [pid 5625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5624] exit_group(0 [pid 5623] <... setpgid resumed>) = 0 [pid 5622] close(3 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5624] <... exit_group resumed>) = ? [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5622] <... close resumed>) = 0 [pid 5625] <... openat resumed>) = 3 [pid 5626] <... prctl resumed>) = 0 [pid 5625] write(3, "1000", 4 [pid 5623] <... openat resumed>) = 3 [pid 5622] symlink("/dev/binderfs", "./binderfs" [pid 5626] setpgid(0, 0 [pid 5623] write(3, "1000", 4 [pid 5622] <... symlink resumed>) = 0 [pid 5625] <... write resumed>) = 4 [pid 5626] <... setpgid resumed>) = 0 [pid 5624] +++ exited with 0 +++ [pid 5623] <... write resumed>) = 4 [pid 5622] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5625] close(3 [pid 5623] close(3 [pid 5622] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5626] <... openat resumed>) = 3 [pid 5625] <... close resumed>) = 0 [pid 5623] <... close resumed>) = 0 [pid 5622] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5626] write(3, "1000", 4 [pid 5625] symlink("/dev/binderfs", "./binderfs" [pid 5623] symlink("/dev/binderfs", "./binderfs" [pid 5622] <... mmap resumed>) = 0x20fff000 [pid 5007] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5626] <... write resumed>) = 4 [pid 5625] <... symlink resumed>) = 0 [pid 5623] <... symlink resumed>) = 0 [pid 5622] exit_group(0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5626] close(3 [pid 5625] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5623] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5622] <... exit_group resumed>) = ? [pid 5007] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5626] <... close resumed>) = 0 [pid 5625] <... openat resumed>) = 3 [pid 5623] <... openat resumed>) = 3 [pid 5007] <... openat resumed>) = 3 [pid 5005] getdents64(3, [pid 5626] symlink("/dev/binderfs", "./binderfs" [pid 5625] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5623] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5622] +++ exited with 0 +++ [pid 5007] fstat(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5626] <... symlink resumed>) = 0 [pid 5625] <... mmap resumed>) = 0x20fff000 [pid 5623] <... mmap resumed>) = 0x20fff000 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5626] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5625] exit_group(0 [pid 5623] exit_group(0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5626] <... openat resumed>) = 3 [pid 5625] <... exit_group resumed>) = ? [pid 5623] <... exit_group resumed>) = ? [pid 5008] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] lstat("./92/binderfs", [pid 5626] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5625] +++ exited with 0 +++ [pid 5007] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./92/binderfs" [pid 5623] +++ exited with 0 +++ [pid 5007] lstat("./102/binderfs", [pid 5005] <... unlink resumed>) = 0 [pid 5626] <... mmap resumed>) = 0x20fff000 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] getdents64(3, [pid 5626] exit_group(0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] unlink("./102/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5626] <... exit_group resumed>) = ? [pid 5009] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... openat resumed>) = 3 [pid 5007] <... unlink resumed>) = 0 [pid 5005] close(3 [pid 5010] umount2("./112", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] fstat(3, [pid 5007] getdents64(3, [pid 5005] <... close resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] rmdir("./92" [pid 5010] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... close resumed>) = 0 [pid 5005] mkdir("./93", 0777 [pid 5626] +++ exited with 0 +++ [pid 5010] fstat(3, [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] rmdir("./102" [pid 5005] <... mkdir resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... rmdir resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5627 attached [pid 5010] getdents64(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] lstat("./101/binderfs", [pid 5007] mkdir("./103", 0777 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5627 [pid 5010] umount2("./112/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./101/binderfs" [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5628 attached [pid 5627] chdir("./93" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./102/binderfs", [pid 5008] <... unlink resumed>) = 0 [pid 5010] lstat("./112/binderfs", [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5628 [pid 5627] <... chdir resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] getdents64(3, [pid 5010] unlink("./112/binderfs") = 0 [pid 5009] unlink("./102/binderfs" [pid 5627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5008] close(3 [pid 5006] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5627] <... prctl resumed>) = 0 [pid 5627] setpgid(0, 0 [pid 5010] close(3 [pid 5009] getdents64(3, [pid 5008] <... close resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5627] <... setpgid resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] rmdir("./101" [pid 5006] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] rmdir("./112" [pid 5009] close(3 [pid 5010] <... rmdir resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5010] mkdir("./113", 0777 [pid 5009] <... close resumed>) = 0 [pid 5628] chdir("./103" [pid 5627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... mkdir resumed>) = 0 [pid 5009] rmdir("./102" [pid 5008] mkdir("./102", 0777 [pid 5006] fstat(3, [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5627] <... openat resumed>) = 3 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5629 [pid 5009] mkdir("./103", 0777 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5627] write(3, "1000", 4 [pid 5006] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5629 attached [pid 5629] chdir("./113" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5627] <... write resumed>) = 4 [pid 5627] close(3 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5630 [pid 5006] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5627] <... close resumed>) = 0 [pid 5627] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5631 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] lstat("./101/binderfs", [pid 5629] <... chdir resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5627] <... symlink resumed>) = 0 [pid 5006] unlink("./101/binderfs" [pid 5629] <... prctl resumed>) = 0 [pid 5629] setpgid(0, 0 [pid 5006] <... unlink resumed>) = 0 [pid 5627] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] getdents64(3, ./strace-static-x86_64: Process 5630 attached [pid 5629] <... setpgid resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5631 attached [pid 5006] close(3 [pid 5630] chdir("./102" [pid 5629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5628] <... chdir resumed>) = 0 [pid 5627] <... openat resumed>) = 3 [pid 5631] chdir("./103" [pid 5630] <... chdir resumed>) = 0 [pid 5629] <... openat resumed>) = 3 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5627] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] <... close resumed>) = 0 [pid 5630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] write(3, "1000", 4 [pid 5006] rmdir("./101" [pid 5630] <... prctl resumed>) = 0 [pid 5629] <... write resumed>) = 4 [pid 5630] setpgid(0, 0 [pid 5629] close(3 [pid 5630] <... setpgid resumed>) = 0 [pid 5629] <... close resumed>) = 0 [pid 5630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5629] symlink("/dev/binderfs", "./binderfs" [pid 5628] <... prctl resumed>) = 0 [pid 5627] <... mmap resumed>) = 0x20fff000 [pid 5006] <... rmdir resumed>) = 0 [pid 5631] <... chdir resumed>) = 0 [pid 5630] <... openat resumed>) = 3 [pid 5629] <... symlink resumed>) = 0 [pid 5628] setpgid(0, 0 [pid 5627] exit_group(0 [pid 5006] mkdir("./102", 0777 [pid 5631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5630] write(3, "1000", 4 [pid 5629] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5628] <... setpgid resumed>) = 0 [pid 5627] <... exit_group resumed>) = ? [pid 5631] <... prctl resumed>) = 0 [pid 5630] <... write resumed>) = 4 [pid 5629] <... openat resumed>) = 3 [pid 5006] <... mkdir resumed>) = 0 [pid 5630] close(3 [pid 5629] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5630] <... close resumed>) = 0 [pid 5629] <... mmap resumed>) = 0x20fff000 [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5630] symlink("/dev/binderfs", "./binderfs" [pid 5629] exit_group(0 [pid 5630] <... symlink resumed>) = 0 [pid 5629] <... exit_group resumed>) = ? [pid 5628] <... openat resumed>) = 3 [pid 5631] setpgid(0, 0 [pid 5630] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5629] +++ exited with 0 +++ [pid 5628] write(3, "1000", 4 [pid 5627] +++ exited with 0 +++ [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5632 [pid 5631] <... setpgid resumed>) = 0 [pid 5630] <... openat resumed>) = 3 [pid 5628] <... write resumed>) = 4 ./strace-static-x86_64: Process 5632 attached [pid 5630] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5628] close(3 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5632] chdir("./102" [pid 5631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5630] <... mmap resumed>) = 0x20fff000 [pid 5628] <... close resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5632] <... chdir resumed>) = 0 [pid 5631] <... openat resumed>) = 3 [pid 5630] exit_group(0 [pid 5628] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... restart_syscall resumed>) = 0 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5631] write(3, "1000", 4 [pid 5630] <... exit_group resumed>) = ? [pid 5632] <... prctl resumed>) = 0 [pid 5631] <... write resumed>) = 4 [pid 5630] +++ exited with 0 +++ [pid 5628] <... symlink resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5632] setpgid(0, 0 [pid 5631] close(3 [pid 5632] <... setpgid resumed>) = 0 [pid 5628] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./113", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5631] <... close resumed>) = 0 [pid 5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5628] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5631] symlink("/dev/binderfs", "./binderfs" [pid 5632] write(3, "1000", 4 [pid 5628] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5632] <... write resumed>) = 4 [pid 5010] <... openat resumed>) = 3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5632] close(3) = 0 [pid 5632] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5628] <... mmap resumed>) = 0x20fff000 [pid 5632] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5631] <... symlink resumed>) = 0 [pid 5010] fstat(3, [pid 5005] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5632] <... openat resumed>) = 3 [pid 5628] exit_group(0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5632] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5631] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5628] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5005] <... openat resumed>) = 3 [pid 5632] <... mmap resumed>) = 0x20fff000 [pid 5631] <... openat resumed>) = 3 [pid 5632] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5632] <... exit_group resumed>) = ? [pid 5632] +++ exited with 0 +++ [pid 5631] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5628] +++ exited with 0 +++ [pid 5010] umount2("./113/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] getdents64(3, [pid 5631] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./113/binderfs", [pid 5008] <... openat resumed>) = 3 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5631] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] fstat(3, [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5631] <... exit_group resumed>) = ? [pid 5010] unlink("./113/binderfs" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... unlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] getdents64(3, [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./93/binderfs", [pid 5631] +++ exited with 0 +++ [pid 5010] close(3 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5006] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... close resumed>) = 0 [pid 5008] lstat("./102/binderfs", [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] rmdir("./113" [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5006] <... openat resumed>) = 3 [pid 5005] unlink("./93/binderfs" [pid 5010] <... rmdir resumed>) = 0 [pid 5009] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] mkdir("./114", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] unlink("./102/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] fstat(3, [pid 5005] <... unlink resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... openat resumed>) = 3 [pid 5008] <... unlink resumed>) = 0 [pid 5007] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5009] fstat(3, [pid 5008] getdents64(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] getdents64(3, [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] lstat("./103/binderfs", [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5633 attached [pid 5009] getdents64(3, [pid 5008] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5633 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... close resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] close(3 [pid 5009] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] rmdir("./102" [pid 5007] unlink("./103/binderfs" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... close resumed>) = 0 [pid 5009] lstat("./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] unlink("./103/binderfs" [pid 5008] <... rmdir resumed>) = 0 [pid 5006] lstat("./102/binderfs", [pid 5005] rmdir("./93" [pid 5009] <... unlink resumed>) = 0 [pid 5008] mkdir("./103", 0777 [pid 5007] <... unlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] close(3) = 0 [pid 5006] unlink("./102/binderfs" [pid 5005] <... rmdir resumed>) = 0 [pid 5009] rmdir("./103" [pid 5007] getdents64(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5009] mkdir("./104", 0777 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] mkdir("./94", 0777 [pid 5009] <... mkdir resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] close(3 [pid 5006] getdents64(3, [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5635 [pid 5005] <... mkdir resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5634 [pid 5007] <... close resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] rmdir("./103" [pid 5006] close(3./strace-static-x86_64: Process 5634 attached [pid 5634] chdir("./103") = 0 [pid 5634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5634] setpgid(0, 0) = 0 [pid 5634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5636 [pid 5007] mkdir("./104", 0777 [pid 5006] rmdir("./102"./strace-static-x86_64: Process 5635 attached [pid 5634] write(3, "1000", 4 [pid 5635] chdir("./104" [pid 5634] <... write resumed>) = 4 [pid 5007] <... mkdir resumed>) = 0 [pid 5635] <... chdir resumed>) = 0 [pid 5634] close(3 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... rmdir resumed>) = 0 [pid 5633] chdir("./114" [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5634] <... close resumed>) = 0 [pid 5635] <... prctl resumed>) = 0 [pid 5634] symlink("/dev/binderfs", "./binderfs" [pid 5635] setpgid(0, 0 [pid 5634] <... symlink resumed>) = 0 [pid 5635] <... setpgid resumed>) = 0 [pid 5634] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5633] <... chdir resumed>) = 0 [pid 5006] mkdir("./103", 0777./strace-static-x86_64: Process 5636 attached [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5634] <... openat resumed>) = 3 [pid 5633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5637 [pid 5635] <... openat resumed>) = 3 [pid 5634] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5633] <... prctl resumed>) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5636] chdir("./94" [pid 5635] write(3, "1000", 4 [pid 5634] <... mmap resumed>) = 0x20fff000 [pid 5633] setpgid(0, 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5637 attached [pid 5636] <... chdir resumed>) = 0 [pid 5635] <... write resumed>) = 4 [pid 5634] exit_group(0 [pid 5633] <... setpgid resumed>) = 0 [pid 5637] chdir("./104" [pid 5635] close(3 [pid 5634] <... exit_group resumed>) = ? [pid 5637] <... chdir resumed>) = 0 [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5635] <... close resumed>) = 0 [pid 5634] +++ exited with 0 +++ [pid 5633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5636] <... prctl resumed>) = 0 [pid 5635] symlink("/dev/binderfs", "./binderfs" [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5638 [pid 5637] <... prctl resumed>) = 0 [pid 5636] setpgid(0, 0 [pid 5635] <... symlink resumed>) = 0 [pid 5633] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5638 attached [pid 5637] setpgid(0, 0 [pid 5636] <... setpgid resumed>) = 0 [pid 5635] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5633] write(3, "1000", 4 [pid 5638] chdir("./103" [pid 5637] <... setpgid resumed>) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5635] <... openat resumed>) = 3 [pid 5633] <... write resumed>) = 4 [pid 5638] <... chdir resumed>) = 0 [pid 5637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5635] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5633] close(3 [pid 5638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5637] <... openat resumed>) = 3 [pid 5636] <... openat resumed>) = 3 [pid 5635] <... mmap resumed>) = 0x20fff000 [pid 5633] <... close resumed>) = 0 [pid 5638] <... prctl resumed>) = 0 [pid 5637] write(3, "1000", 4 [pid 5636] write(3, "1000", 4 [pid 5635] exit_group(0 [pid 5633] symlink("/dev/binderfs", "./binderfs" [pid 5638] setpgid(0, 0 [pid 5637] <... write resumed>) = 4 [pid 5636] <... write resumed>) = 4 [pid 5635] <... exit_group resumed>) = ? [pid 5638] <... setpgid resumed>) = 0 [pid 5637] close(3 [pid 5636] close(3 [pid 5635] +++ exited with 0 +++ [pid 5633] <... symlink resumed>) = 0 [pid 5008] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5637] <... close resumed>) = 0 [pid 5636] <... close resumed>) = 0 [pid 5633] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... openat resumed>) = 3 [pid 5637] symlink("/dev/binderfs", "./binderfs" [pid 5636] symlink("/dev/binderfs", "./binderfs" [pid 5638] write(3, "1000", 4 [pid 5637] <... symlink resumed>) = 0 [pid 5636] <... symlink resumed>) = 0 [pid 5633] <... openat resumed>) = 3 [pid 5008] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5638] <... write resumed>) = 4 [pid 5637] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5636] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5633] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5638] close(3 [pid 5637] <... openat resumed>) = 3 [pid 5636] <... openat resumed>) = 3 [pid 5008] <... openat resumed>) = 3 [pid 5638] <... close resumed>) = 0 [pid 5637] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5638] symlink("/dev/binderfs", "./binderfs" [pid 5637] <... mmap resumed>) = 0x20fff000 [pid 5636] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5633] <... mmap resumed>) = 0x20fff000 [pid 5008] fstat(3, [pid 5638] <... symlink resumed>) = 0 [pid 5637] exit_group(0 [pid 5009] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5638] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5637] <... exit_group resumed>) = ? [pid 5636] <... mmap resumed>) = 0x20fff000 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5638] <... openat resumed>) = 3 [pid 5637] +++ exited with 0 +++ [pid 5633] exit_group(0 [pid 5009] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5636] exit_group(0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5636] <... exit_group resumed>) = ? [pid 5633] <... exit_group resumed>) = ? [pid 5009] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5638] <... mmap resumed>) = 0x20fff000 [pid 5009] fstat(3, [pid 5638] exit_group(0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5638] <... exit_group resumed>) = ? [pid 5009] getdents64(3, [pid 5638] +++ exited with 0 +++ [pid 5636] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5009] lstat("./104/binderfs", [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5633] +++ exited with 0 +++ [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] unlink("./104/binderfs" [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... unlink resumed>) = 0 [pid 5008] lstat("./103/binderfs", [pid 5007] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5009] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] umount2("./114", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] unlink("./103/binderfs" [pid 5007] <... openat resumed>) = 3 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5010] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... close resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... openat resumed>) = 3 [pid 5009] rmdir("./104" [pid 5008] getdents64(3, [pid 5010] fstat(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] mkdir("./105", 0777 [pid 5008] close(3 [pid 5007] getdents64(3, [pid 5006] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] getdents64(3, [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] rmdir("./103" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5010] umount2("./114/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5639 [pid 5010] lstat("./114/binderfs", [pid 5008] <... rmdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] unlink("./114/binderfs" [pid 5008] mkdir("./104", 0777 [pid 5007] lstat("./104/binderfs", [pid 5006] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5639 attached [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5639] chdir("./105" [pid 5010] getdents64(3, [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] unlink("./104/binderfs" [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3 [pid 5007] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5640 attached [pid 5639] <... chdir resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5640 [pid 5007] getdents64(3, [pid 5006] getdents64(3, [pid 5005] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5640] chdir("./104" [pid 5639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] rmdir("./114" [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5640] <... chdir resumed>) = 0 [pid 5639] <... prctl resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] close(3 [pid 5006] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5639] setpgid(0, 0 [pid 5010] mkdir("./115", 0777 [pid 5007] <... close resumed>) = 0 [pid 5005] lstat("./94/binderfs", [pid 5640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5639] <... setpgid resumed>) = 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] rmdir("./104" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] <... prctl resumed>) = 0 [pid 5639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... rmdir resumed>) = 0 [pid 5006] lstat("./103/binderfs", [pid 5005] unlink("./94/binderfs"./strace-static-x86_64: Process 5641 attached [pid 5639] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5641 [pid 5007] mkdir("./105", 0777 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5641] chdir("./115" [pid 5640] setpgid(0, 0 [pid 5639] write(3, "1000", 4 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] unlink("./103/binderfs" [pid 5005] getdents64(3, [pid 5641] <... chdir resumed>) = 0 [pid 5640] <... setpgid resumed>) = 0 [pid 5639] <... write resumed>) = 4 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5639] close(3./strace-static-x86_64: Process 5642 attached ) = 0 [pid 5006] getdents64(3, [pid 5005] close(3 [pid 5641] <... prctl resumed>) = 0 [pid 5640] <... openat resumed>) = 3 [pid 5639] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5642 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... close resumed>) = 0 [pid 5641] setpgid(0, 0 [pid 5640] write(3, "1000", 4 [pid 5639] <... symlink resumed>) = 0 [pid 5006] close(3 [pid 5005] rmdir("./94" [pid 5642] chdir("./105" [pid 5641] <... setpgid resumed>) = 0 [pid 5640] <... write resumed>) = 4 [pid 5639] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... close resumed>) = 0 [pid 5642] <... chdir resumed>) = 0 [pid 5640] close(3 [pid 5639] <... openat resumed>) = 3 [pid 5006] rmdir("./103" [pid 5005] <... rmdir resumed>) = 0 [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] <... close resumed>) = 0 [pid 5639] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5642] <... prctl resumed>) = 0 [pid 5640] symlink("/dev/binderfs", "./binderfs" [pid 5006] <... rmdir resumed>) = 0 [pid 5005] mkdir("./95", 0777 [pid 5642] setpgid(0, 0 [pid 5640] <... symlink resumed>) = 0 [pid 5639] <... mmap resumed>) = 0x20fff000 [pid 5006] mkdir("./104", 0777 [pid 5639] exit_group(0 [pid 5640] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] <... mkdir resumed>) = 0 [pid 5642] <... setpgid resumed>) = 0 [pid 5640] <... openat resumed>) = 3 [pid 5639] <... exit_group resumed>) = ? [pid 5641] <... openat resumed>) = 3 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5640] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5639] +++ exited with 0 +++ [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... mmap resumed>) = 0x20fff000 [pid 5009] <... openat resumed>) = 3 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5643 ./strace-static-x86_64: Process 5644 attached [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] write(3, "1000", 4 [pid 5640] exit_group(0 [pid 5009] fstat(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5644 ./strace-static-x86_64: Process 5643 attached [pid 5644] chdir("./104" [pid 5642] <... openat resumed>) = 3 [pid 5641] <... write resumed>) = 4 [pid 5640] <... exit_group resumed>) = ? [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5644] <... chdir resumed>) = 0 [pid 5643] chdir("./95" [pid 5642] write(3, "1000", 4 [pid 5641] close(3 [pid 5009] getdents64(3, [pid 5643] <... chdir resumed>) = 0 [pid 5643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5642] <... write resumed>) = 4 [pid 5640] +++ exited with 0 +++ [pid 5641] <... close resumed>) = 0 [pid 5644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5643] <... prctl resumed>) = 0 [pid 5642] close(3 [pid 5641] symlink("/dev/binderfs", "./binderfs" [pid 5009] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5643] setpgid(0, 0) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5642] <... close resumed>) = 0 [pid 5641] <... symlink resumed>) = 0 [pid 5009] lstat("./105/binderfs", [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5644] <... prctl resumed>) = 0 [pid 5643] <... openat resumed>) = 3 [pid 5642] symlink("/dev/binderfs", "./binderfs" [pid 5643] write(3, "1000", 4 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5643] <... write resumed>) = 4 [pid 5009] unlink("./105/binderfs" [pid 5643] close(3) = 0 [pid 5643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5642] <... symlink resumed>) = 0 [pid 5643] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] getdents64(3, [pid 5008] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5643] <... openat resumed>) = 3 [pid 5642] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5643] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] close(3 [pid 5008] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5644] setpgid(0, 0 [pid 5643] <... mmap resumed>) = 0x20fff000 [pid 5642] <... openat resumed>) = 3 [pid 5641] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] <... close resumed>) = 0 [pid 5644] <... setpgid resumed>) = 0 [pid 5643] exit_group(0 [pid 5642] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] rmdir("./105" [pid 5008] <... openat resumed>) = 3 [pid 5643] <... exit_group resumed>) = ? [pid 5641] <... openat resumed>) = 3 [pid 5644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5643] +++ exited with 0 +++ [pid 5642] <... mmap resumed>) = 0x20fff000 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] fstat(3, [pid 5641] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5642] exit_group(0 [pid 5009] mkdir("./106", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5642] <... exit_group resumed>) = ? [pid 5644] <... openat resumed>) = 3 [pid 5642] +++ exited with 0 +++ [pid 5641] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5644] write(3, "1000", 4 [pid 5641] exit_group(0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5644] <... write resumed>) = 4 [pid 5008] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5644] close(3 [pid 5641] <... exit_group resumed>) = ? [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5645 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] <... close resumed>) = 0 [pid 5008] lstat("./104/binderfs", [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] symlink("/dev/binderfs", "./binderfs" [pid 5005] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5644] <... symlink resumed>) = 0 [pid 5641] +++ exited with 0 +++ [pid 5007] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5645 attached [pid 5644] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] unlink("./104/binderfs" [pid 5007] <... openat resumed>) = 3 [pid 5645] chdir("./106" [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] fstat(3, [pid 5645] <... chdir resumed>) = 0 [pid 5644] <... openat resumed>) = 3 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... unlink resumed>) = 0 [pid 5007] fstat(3, [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] getdents64(3, [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] getdents64(3, [pid 5645] <... prctl resumed>) = 0 [pid 5644] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] getdents64(3, [pid 5645] setpgid(0, 0 [pid 5008] close(3 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5645] <... setpgid resumed>) = 0 [pid 5010] umount2("./115", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... close resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] <... mmap resumed>) = 0x20fff000 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] rmdir("./104" [pid 5007] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5645] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5645] write(3, "1000", 4 [pid 5010] <... openat resumed>) = 3 [pid 5645] <... write resumed>) = 4 [pid 5010] fstat(3, [pid 5644] exit_group(0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] lstat("./95/binderfs", [pid 5645] close(3 [pid 5644] <... exit_group resumed>) = ? [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5008] mkdir("./105", 0777 [pid 5007] lstat("./105/binderfs", [pid 5645] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5645] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5645] <... symlink resumed>) = 0 [pid 5010] umount2("./115/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] unlink("./95/binderfs" [pid 5645] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] unlink("./105/binderfs" [pid 5645] <... openat resumed>) = 3 [pid 5010] lstat("./115/binderfs", [pid 5005] <... unlink resumed>) = 0 [pid 5645] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5645] <... mmap resumed>) = 0x20fff000 [pid 5010] unlink("./115/binderfs" [pid 5007] <... unlink resumed>) = 0 [pid 5005] getdents64(3, [pid 5645] exit_group(0 [pid 5644] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5646 [pid 5007] getdents64(3, [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5645] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5645] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5005] close(3./strace-static-x86_64: Process 5646 attached [pid 5010] close(3 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... close resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5646] chdir("./105" [pid 5010] <... close resumed>) = 0 [pid 5007] rmdir("./105" [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... close resumed>) = 0 [pid 5646] <... chdir resumed>) = 0 [pid 5010] rmdir("./115" [pid 5646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... rmdir resumed>) = 0 [pid 5646] <... prctl resumed>) = 0 [pid 5010] mkdir("./116", 0777 [pid 5009] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] rmdir("./95" [pid 5646] setpgid(0, 0 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] mkdir("./106", 0777 [pid 5646] <... setpgid resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5647 attached [pid 5646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] <... mkdir resumed>) = 0 [pid 5647] chdir("./116" [pid 5646] <... openat resumed>) = 3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5647 [pid 5009] <... openat resumed>) = 3 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./96", 0777 [pid 5647] <... chdir resumed>) = 0 [pid 5646] write(3, "1000", 4 [pid 5009] fstat(3, [pid 5646] <... write resumed>) = 4 [pid 5646] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5646] <... close resumed>) = 0 ./strace-static-x86_64: Process 5648 attached [pid 5647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5646] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5648 [pid 5006] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... mkdir resumed>) = 0 [pid 5647] <... prctl resumed>) = 0 [pid 5646] <... symlink resumed>) = 0 [pid 5009] getdents64(3, [pid 5647] setpgid(0, 0 [pid 5646] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... openat resumed>) = 3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5647] <... setpgid resumed>) = 0 [pid 5646] <... openat resumed>) = 3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] fstat(3, [pid 5648] chdir("./106" [pid 5009] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5646] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] lstat("./106/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5649 [pid 5648] <... chdir resumed>) = 0 [pid 5647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] getdents64(3, [pid 5648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5648] <... prctl resumed>) = 0 [pid 5646] <... mmap resumed>) = 0x20fff000 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 5649 attached [pid 5648] setpgid(0, 0 [pid 5647] <... openat resumed>) = 3 [pid 5646] exit_group(0 [pid 5009] unlink("./106/binderfs" [pid 5006] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5649] chdir("./96" [pid 5648] <... setpgid resumed>) = 0 [pid 5647] write(3, "1000", 4 [pid 5646] <... exit_group resumed>) = ? [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5649] <... chdir resumed>) = 0 [pid 5648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5647] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5006] lstat("./104/binderfs", [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5648] <... openat resumed>) = 3 [pid 5647] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5649] <... prctl resumed>) = 0 [pid 5648] write(3, "1000", 4 [pid 5009] close(3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5649] setpgid(0, 0 [pid 5648] <... write resumed>) = 4 [pid 5647] <... close resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] unlink("./104/binderfs" [pid 5649] <... setpgid resumed>) = 0 [pid 5648] close(3 [pid 5647] symlink("/dev/binderfs", "./binderfs" [pid 5009] rmdir("./106" [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5648] <... close resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5649] <... openat resumed>) = 3 [pid 5648] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5649] write(3, "1000", 4 [pid 5648] <... symlink resumed>) = 0 [pid 5647] <... symlink resumed>) = 0 [pid 5646] +++ exited with 0 +++ [pid 5009] mkdir("./107", 0777 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5649] <... write resumed>) = 4 [pid 5648] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5649] close(3 [pid 5648] <... openat resumed>) = 3 [pid 5649] <... close resumed>) = 0 [pid 5648] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5649] symlink("/dev/binderfs", "./binderfs" [pid 5648] <... mmap resumed>) = 0x20fff000 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] close(3 [pid 5647] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5649] <... symlink resumed>) = 0 [pid 5648] exit_group(0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... close resumed>) = 0 [pid 5649] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5648] <... exit_group resumed>) = ? [pid 5647] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5650 attached [pid 5649] <... openat resumed>) = 3 [pid 5648] +++ exited with 0 +++ [pid 5647] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5006] rmdir("./104" [pid 5649] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5650 [pid 5649] <... mmap resumed>) = 0x20fff000 [pid 5647] <... mmap resumed>) = 0x20fff000 [pid 5008] <... restart_syscall resumed>) = 0 [pid 5649] exit_group(0) = ? [pid 5650] chdir("./107" [pid 5649] +++ exited with 0 +++ [pid 5647] exit_group(0 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... rmdir resumed>) = 0 [pid 5007] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5647] <... exit_group resumed>) = ? [pid 5007] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] mkdir("./105", 0777 [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... openat resumed>) = 3 [pid 5650] <... chdir resumed>) = 0 [pid 5650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5650] setpgid(0, 0) = 0 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5008] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] fstat(3, [pid 5650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5650] write(3, "1000", 4) = 4 [pid 5650] close(3) = 0 [pid 5650] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5647] +++ exited with 0 +++ [pid 5008] <... openat resumed>) = 3 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] fstat(3, [pid 5007] getdents64(3, [pid 5650] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5650] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] getdents64(3, [pid 5007] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5651 [pid 5005] <... openat resumed>) = 3 [pid 5650] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./116", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] fstat(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] lstat("./106/binderfs", [pid 5010] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5008] lstat("./105/binderfs", [pid 5010] fstat(3, [pid 5007] unlink("./106/binderfs" [pid 5005] getdents64(3, [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 5651 attached [pid 5650] exit_group(0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] unlink("./105/binderfs" [pid 5651] chdir("./105" [pid 5650] <... exit_group resumed>) = ? [pid 5010] getdents64(3, [pid 5007] getdents64(3, [pid 5005] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5651] <... chdir resumed>) = 0 [pid 5650] +++ exited with 0 +++ [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] <... unlink resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] umount2("./116/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] getdents64(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] lstat("./96/binderfs", [pid 5651] <... prctl resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] close(3 [pid 5651] setpgid(0, 0 [pid 5010] lstat("./116/binderfs", [pid 5009] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] close(3 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5651] <... setpgid resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] unlink("./96/binderfs" [pid 5651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... unlink resumed>) = 0 [pid 5010] unlink("./116/binderfs" [pid 5009] <... openat resumed>) = 3 [pid 5008] rmdir("./105" [pid 5007] rmdir("./106" [pid 5009] fstat(3, [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5005] getdents64(3, [pid 5651] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] <... rmdir resumed>) = 0 [pid 5007] mkdir("./107", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5651] write(3, "1000", 4 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] mkdir("./106", 0777 [pid 5651] <... write resumed>) = 4 [pid 5010] close(3 [pid 5009] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5005] close(3 [pid 5651] close(3 [pid 5010] <... close resumed>) = 0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] <... mkdir resumed>) = 0 [pid 5651] <... close resumed>) = 0 [pid 5010] rmdir("./116" [pid 5009] lstat("./107/binderfs", [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... close resumed>) = 0 [pid 5651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] rmdir("./96" [pid 5651] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] mkdir("./117", 0777 [pid 5009] unlink("./107/binderfs" [pid 5651] <... openat resumed>) = 3 [pid 5005] <... rmdir resumed>) = 0 [pid 5651] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5653 attached ./strace-static-x86_64: Process 5652 attached [pid 5651] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5005] mkdir("./97", 0777 [pid 5653] chdir("./106" [pid 5651] exit_group(0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5651] <... exit_group resumed>) = ? [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5653 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5652 [pid 5005] <... mkdir resumed>) = 0 [pid 5653] <... chdir resumed>) = 0 [pid 5652] chdir("./107" [pid 5651] +++ exited with 0 +++ [pid 5009] close(3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5654 [pid 5009] <... close resumed>) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 5654 attached [pid 5009] rmdir("./107" [pid 5652] <... chdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5655 [pid 5653] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5655 attached [pid 5653] setpgid(0, 0 [pid 5652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... rmdir resumed>) = 0 [pid 5655] chdir("./97" [pid 5654] chdir("./117" [pid 5653] <... setpgid resumed>) = 0 [pid 5652] <... prctl resumed>) = 0 [pid 5009] mkdir("./108", 0777 [pid 5006] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5655] <... chdir resumed>) = 0 [pid 5654] <... chdir resumed>) = 0 [pid 5655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5652] setpgid(0, 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5655] <... prctl resumed>) = 0 [pid 5654] <... prctl resumed>) = 0 [pid 5653] <... openat resumed>) = 3 [pid 5652] <... setpgid resumed>) = 0 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5654] setpgid(0, 0) = 0 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5654] write(3, "1000", 4 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5656 [pid 5006] <... openat resumed>) = 3 [pid 5654] <... write resumed>) = 4 [pid 5654] close(3 [pid 5006] fstat(3, [pid 5654] <... close resumed>) = 0 [pid 5653] write(3, "1000", 4 [pid 5654] symlink("/dev/binderfs", "./binderfs" [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5653] <... write resumed>) = 4 ./strace-static-x86_64: Process 5656 attached [pid 5655] setpgid(0, 0 [pid 5654] <... symlink resumed>) = 0 [pid 5653] close(3 [pid 5652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5006] getdents64(3, [pid 5656] chdir("./108" [pid 5655] <... setpgid resumed>) = 0 [pid 5654] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5653] <... close resumed>) = 0 [pid 5656] <... chdir resumed>) = 0 [pid 5654] <... openat resumed>) = 3 [pid 5653] symlink("/dev/binderfs", "./binderfs" [pid 5652] <... openat resumed>) = 3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5654] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5006] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5656] <... prctl resumed>) = 0 [pid 5655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5654] <... mmap resumed>) = 0x20fff000 [pid 5653] <... symlink resumed>) = 0 [pid 5652] write(3, "1000", 4 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5656] setpgid(0, 0 [pid 5655] <... openat resumed>) = 3 [pid 5654] exit_group(0 [pid 5006] lstat("./105/binderfs", [pid 5653] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5656] <... setpgid resumed>) = 0 [pid 5655] write(3, "1000", 4 [pid 5654] <... exit_group resumed>) = ? [pid 5652] <... write resumed>) = 4 [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5655] <... write resumed>) = 4 [pid 5654] +++ exited with 0 +++ [pid 5653] <... openat resumed>) = 3 [pid 5652] close(3 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5656] <... openat resumed>) = 3 [pid 5655] close(3 [pid 5653] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5652] <... close resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./105/binderfs" [pid 5656] write(3, "1000", 4 [pid 5655] <... close resumed>) = 0 [pid 5652] symlink("/dev/binderfs", "./binderfs" [pid 5656] <... write resumed>) = 4 [pid 5006] <... unlink resumed>) = 0 [pid 5656] close(3) = 0 [pid 5656] symlink("/dev/binderfs", "./binderfs" [pid 5652] <... symlink resumed>) = 0 [pid 5656] <... symlink resumed>) = 0 [pid 5006] getdents64(3, [pid 5656] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5655] symlink("/dev/binderfs", "./binderfs" [pid 5653] <... mmap resumed>) = 0x20fff000 [pid 5652] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5656] <... openat resumed>) = 3 [pid 5652] <... openat resumed>) = 3 [pid 5006] close(3 [pid 5653] exit_group(0 [pid 5656] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] umount2("./117", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... close resumed>) = 0 [pid 5656] <... mmap resumed>) = 0x20fff000 [pid 5655] <... symlink resumed>) = 0 [pid 5653] <... exit_group resumed>) = ? [pid 5652] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] rmdir("./105" [pid 5656] exit_group(0 [pid 5010] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5656] <... exit_group resumed>) = ? [pid 5010] <... openat resumed>) = 3 [pid 5656] +++ exited with 0 +++ [pid 5652] <... mmap resumed>) = 0x20fff000 [pid 5010] fstat(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] mkdir("./106", 0777 [pid 5652] exit_group(0 [pid 5655] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] umount2("./117/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... mkdir resumed>) = 0 [pid 5652] <... exit_group resumed>) = ? [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5655] <... openat resumed>) = 3 [pid 5010] lstat("./117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] unlink("./117/binderfs") = 0 [pid 5010] getdents64(3, 0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3) = 0 [pid 5010] rmdir("./117") = 0 [pid 5009] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5655] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] mkdir("./118", 0777 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5657 [pid 5655] <... mmap resumed>) = 0x20fff000 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5657 attached [pid 5653] +++ exited with 0 +++ [pid 5652] +++ exited with 0 +++ [pid 5009] <... openat resumed>) = 3 [pid 5657] chdir("./106" [pid 5655] exit_group(0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5658 [pid 5009] fstat(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5657] <... chdir resumed>) = 0 [pid 5655] <... exit_group resumed>) = ? [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] getdents64(3, [pid 5657] <... prctl resumed>) = 0 [pid 5657] setpgid(0, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5008] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] lstat("./108/binderfs", [pid 5657] <... setpgid resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5008] fstat(3, ./strace-static-x86_64: Process 5658 attached [pid 5657] <... openat resumed>) = 3 [pid 5009] unlink("./108/binderfs" [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5658] chdir("./118" [pid 5657] write(3, "1000", 4 [pid 5655] +++ exited with 0 +++ [pid 5009] <... unlink resumed>) = 0 [pid 5658] <... chdir resumed>) = 0 [pid 5657] <... write resumed>) = 4 [pid 5009] getdents64(3, [pid 5008] getdents64(3, [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5657] close(3 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5658] <... prctl resumed>) = 0 [pid 5657] <... close resumed>) = 0 [pid 5009] close(3 [pid 5008] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] setpgid(0, 0 [pid 5657] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] <... setpgid resumed>) = 0 [pid 5657] <... symlink resumed>) = 0 [pid 5009] rmdir("./108" [pid 5008] lstat("./106/binderfs", [pid 5007] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5657] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5658] <... openat resumed>) = 3 [pid 5657] <... openat resumed>) = 3 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5658] write(3, "1000", 4 [pid 5657] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] mkdir("./109", 0777 [pid 5008] unlink("./106/binderfs" [pid 5007] fstat(3, [pid 5658] <... write resumed>) = 4 [pid 5657] <... mmap resumed>) = 0x20fff000 [pid 5658] close(3 [pid 5657] exit_group(0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5658] <... close resumed>) = 0 [pid 5657] <... exit_group resumed>) = ? [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getdents64(3, [pid 5007] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] symlink("/dev/binderfs", "./binderfs" [pid 5657] +++ exited with 0 +++ [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5658] <... symlink resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5659 [pid 5008] close(3 [pid 5007] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... openat resumed>) = 3 [pid 5658] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] fstat(3, [pid 5658] <... openat resumed>) = 3 [pid 5008] rmdir("./106" [pid 5007] lstat("./107/binderfs", [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5659 attached [pid 5658] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] getdents64(3, [pid 5008] mkdir("./107", 0777 [pid 5007] unlink("./107/binderfs" [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5659] chdir("./109" [pid 5658] <... mmap resumed>) = 0x20fff000 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5658] exit_group(0 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] getdents64(3, [pid 5005] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5658] <... exit_group resumed>) = ? [pid 5659] <... chdir resumed>) = 0 [pid 5659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] lstat("./97/binderfs", [pid 5659] <... prctl resumed>) = 0 [pid 5659] setpgid(0, 0./strace-static-x86_64: Process 5660 attached ) = 0 [pid 5658] +++ exited with 0 +++ [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5660 [pid 5007] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... close resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] unlink("./97/binderfs" [pid 5007] rmdir("./107" [pid 5006] <... openat resumed>) = 3 [pid 5659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5005] <... unlink resumed>) = 0 [pid 5660] chdir("./107" [pid 5659] <... openat resumed>) = 3 [pid 5010] umount2("./118", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5660] <... chdir resumed>) = 0 [pid 5659] write(3, "1000", 4 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5659] <... write resumed>) = 4 [pid 5010] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] mkdir("./108", 0777 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5660] <... prctl resumed>) = 0 [pid 5659] close(3 [pid 5006] getdents64(3, [pid 5010] <... openat resumed>) = 3 [pid 5659] <... close resumed>) = 0 [pid 5005] close(3 [pid 5659] symlink("/dev/binderfs", "./binderfs" [pid 5010] fstat(3, [pid 5007] <... mkdir resumed>) = 0 [pid 5660] setpgid(0, 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... close resumed>) = 0 [pid 5660] <... setpgid resumed>) = 0 [pid 5659] <... symlink resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] rmdir("./97" [pid 5660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5659] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] getdents64(3, [pid 5659] <... openat resumed>) = 3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5659] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5661 [pid 5006] lstat("./106/binderfs", [pid 5005] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5661 attached [pid 5660] <... openat resumed>) = 3 [pid 5659] <... mmap resumed>) = 0x20fff000 [pid 5010] umount2("./118/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5661] chdir("./108" [pid 5660] write(3, "1000", 4 [pid 5659] exit_group(0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] unlink("./106/binderfs" [pid 5005] mkdir("./98", 0777 [pid 5661] <... chdir resumed>) = 0 [pid 5660] <... write resumed>) = 4 [pid 5659] <... exit_group resumed>) = ? [pid 5010] lstat("./118/binderfs", [pid 5661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5660] close(3 [pid 5659] +++ exited with 0 +++ [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5661] <... prctl resumed>) = 0 [pid 5010] unlink("./118/binderfs" [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5660] <... close resumed>) = 0 [pid 5006] getdents64(3, [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5661] setpgid(0, 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5661] <... setpgid resumed>) = 0 [pid 5660] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] close(3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3 [pid 5006] <... close resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5662 [pid 5006] rmdir("./106" [pid 5010] <... close resumed>) = 0 [pid 5009] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5662 attached [pid 5010] rmdir("./118" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... rmdir resumed>) = 0 [pid 5661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5660] <... symlink resumed>) = 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] mkdir("./107", 0777 [pid 5662] chdir("./98" [pid 5661] <... openat resumed>) = 3 [pid 5010] mkdir("./119", 0777 [pid 5009] <... openat resumed>) = 3 [pid 5662] <... chdir resumed>) = 0 [pid 5661] write(3, "1000", 4 [pid 5660] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5006] <... mkdir resumed>) = 0 [pid 5662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5661] <... write resumed>) = 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5009] fstat(3, [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5662] <... prctl resumed>) = 0 [pid 5661] close(3 [pid 5660] <... openat resumed>) = 3 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5662] setpgid(0, 0 [pid 5661] <... close resumed>) = 0 [pid 5009] getdents64(3, [pid 5662] <... setpgid resumed>) = 0 [pid 5661] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5663 attached [pid 5662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5660] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5663 [pid 5663] chdir("./107" [pid 5661] <... symlink resumed>) = 0 [pid 5660] <... mmap resumed>) = 0x20fff000 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5664 [pid 5009] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5664 attached [pid 5663] <... chdir resumed>) = 0 [pid 5662] <... openat resumed>) = 3 [pid 5661] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5660] exit_group(0 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5662] write(3, "1000", 4 [pid 5661] <... openat resumed>) = 3 [pid 5660] <... exit_group resumed>) = ? [pid 5009] lstat("./109/binderfs", [pid 5664] chdir("./119" [pid 5662] <... write resumed>) = 4 [pid 5661] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5664] <... chdir resumed>) = 0 [pid 5663] <... prctl resumed>) = 0 [pid 5662] close(3 [pid 5660] +++ exited with 0 +++ [pid 5009] unlink("./109/binderfs" [pid 5664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5663] setpgid(0, 0 [pid 5662] <... close resumed>) = 0 [pid 5661] <... mmap resumed>) = 0x20fff000 [pid 5009] <... unlink resumed>) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5664] <... prctl resumed>) = 0 [pid 5663] <... setpgid resumed>) = 0 [pid 5662] symlink("/dev/binderfs", "./binderfs" [pid 5661] exit_group(0 [pid 5009] getdents64(3, [pid 5664] setpgid(0, 0 [pid 5663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5662] <... symlink resumed>) = 0 [pid 5661] <... exit_group resumed>) = ? [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5664] <... setpgid resumed>) = 0 [pid 5663] <... openat resumed>) = 3 [pid 5662] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5009] close(3 [pid 5008] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5663] write(3, "1000", 4 [pid 5662] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5661] +++ exited with 0 +++ [pid 5664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5663] <... write resumed>) = 4 [pid 5662] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] rmdir("./109" [pid 5008] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5664] <... openat resumed>) = 3 [pid 5663] close(3 [pid 5662] <... mmap resumed>) = 0x20fff000 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5664] write(3, "1000", 4 [pid 5663] <... close resumed>) = 0 [pid 5662] exit_group(0 [pid 5009] mkdir("./110", 0777 [pid 5008] fstat(3, [pid 5007] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5664] <... write resumed>) = 4 [pid 5663] symlink("/dev/binderfs", "./binderfs" [pid 5662] <... exit_group resumed>) = ? [pid 5664] close(3 [pid 5663] <... symlink resumed>) = 0 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5664] <... close resumed>) = 0 [pid 5663] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5662] +++ exited with 0 +++ [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] getdents64(3, [pid 5007] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5664] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC./strace-static-x86_64: Process 5665 attached [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... openat resumed>) = 3 [pid 5008] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5664] <... openat resumed>) = 3 [pid 5663] <... openat resumed>) = 3 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5665 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] fstat(3, [pid 5005] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5664] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5663] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] lstat("./107/binderfs", [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5665] chdir("./110" [pid 5664] <... mmap resumed>) = 0x20fff000 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5664] exit_group(0 [pid 5663] <... mmap resumed>) = 0x20fff000 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] getdents64(3, [pid 5005] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5664] <... exit_group resumed>) = ? [pid 5663] exit_group(0 [pid 5665] <... chdir resumed>) = 0 [pid 5663] <... exit_group resumed>) = ? [pid 5008] unlink("./107/binderfs" [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... openat resumed>) = 3 [pid 5664] +++ exited with 0 +++ [pid 5008] <... unlink resumed>) = 0 [pid 5007] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] fstat(3, [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5663] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5008] getdents64(3, [pid 5007] lstat("./108/binderfs", [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] getdents64(3, [pid 5010] <... restart_syscall resumed>) = 0 [pid 5008] close(3 [pid 5007] unlink("./108/binderfs" [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5665] <... prctl resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5665] setpgid(0, 0) = 0 [pid 5005] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] umount2("./119", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] rmdir("./107" [pid 5007] getdents64(3, [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... rmdir resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] mkdir("./108", 0777 [pid 5005] lstat("./98/binderfs", [pid 5010] <... openat resumed>) = 3 [pid 5007] close(3 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5665] <... openat resumed>) = 3 [pid 5008] <... mkdir resumed>) = 0 [pid 5006] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5665] write(3, "1000", 4) = 4 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5665] close(3 [pid 5010] fstat(3, [pid 5007] <... close resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] unlink("./98/binderfs" [pid 5665] <... close resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] rmdir("./108" [pid 5006] fstat(3, [pid 5665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5665] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] <... unlink resumed>) = 0 [pid 5665] <... openat resumed>) = 3 [pid 5010] getdents64(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5006] getdents64(3, [pid 5665] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0./strace-static-x86_64: Process 5666 attached ) = 0x20fff000 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] mkdir("./109", 0777 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] getdents64(3, [pid 5666] chdir("./108" [pid 5665] exit_group(0 [pid 5010] umount2("./119/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5666 [pid 5007] <... mkdir resumed>) = 0 [pid 5006] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] close(3 [pid 5666] <... chdir resumed>) = 0 [pid 5665] <... exit_group resumed>) = ? [pid 5010] lstat("./119/binderfs", ./strace-static-x86_64: Process 5667 attached {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./107/binderfs", [pid 5005] <... close resumed>) = 0 [pid 5667] chdir("./109" [pid 5665] +++ exited with 0 +++ [pid 5010] unlink("./119/binderfs" [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5667 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] rmdir("./98" [pid 5667] <... chdir resumed>) = 0 [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... unlink resumed>) = 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] unlink("./107/binderfs" [pid 5666] <... prctl resumed>) = 0 [pid 5666] setpgid(0, 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5009] restart_syscall(<... resuming interrupted clone ...> [pid 5006] getdents64(3, [pid 5005] mkdir("./99", 0777 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... restart_syscall resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5666] <... setpgid resumed>) = 0 [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] close(3 [pid 5006] close(3 [pid 5005] <... mkdir resumed>) = 0 [pid 5667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5010] <... close resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5009] umount2("./110", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5667] <... prctl resumed>) = 0 [pid 5010] rmdir("./119" [pid 5006] rmdir("./107" [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5666] <... openat resumed>) = 3 [pid 5666] write(3, "1000", 4) = 4 [pid 5666] close(3) = 0 [pid 5666] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5666] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5010] <... rmdir resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5666] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0) = 0x20fff000 [pid 5009] <... openat resumed>) = 3 [pid 5006] <... rmdir resumed>) = 0 [pid 5666] exit_group(0 [pid 5009] fstat(3, [pid 5006] mkdir("./108", 0777 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5666] <... exit_group resumed>) = ? [pid 5667] setpgid(0, 0 [pid 5010] mkdir("./120", 0777 [pid 5009] getdents64(3, [pid 5006] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5668 attached [pid 5666] +++ exited with 0 +++ [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] umount2("./110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5668 [pid 5010] <... mkdir resumed>) = 0 [pid 5668] chdir("./99") = 0 [pid 5668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5668] setpgid(0, 0) = 0 [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5008] restart_syscall(<... resuming interrupted clone ...> [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5009] lstat("./110/binderfs", [pid 5008] <... restart_syscall resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5669 [pid 5667] <... setpgid resumed>) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] unlink("./110/binderfs" [pid 5668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... unlink resumed>) = 0 [pid 5008] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5008] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] close(3./strace-static-x86_64: Process 5669 attached [pid 5668] <... openat resumed>) = 3 [pid 5009] <... close resumed>) = 0 [pid 5008] <... openat resumed>) = 3 [pid 5669] chdir("./108" [pid 5668] write(3, "1000", 4 [pid 5009] rmdir("./110" [pid 5008] fstat(3, [pid 5669] <... chdir resumed>) = 0 [pid 5668] <... write resumed>) = 4 [pid 5669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5668] close(3 [pid 5669] <... prctl resumed>) = 0 [pid 5668] <... close resumed>) = 0 [pid 5669] setpgid(0, 0 [pid 5668] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... rmdir resumed>) = 0 [pid 5669] <... setpgid resumed>) = 0 [pid 5668] <... symlink resumed>) = 0 [pid 5667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5670 [pid 5009] mkdir("./111", 0777 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5670 attached [pid 5669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5668] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5669] <... openat resumed>) = 3 [pid 5668] <... openat resumed>) = 3 [pid 5667] <... openat resumed>) = 3 [pid 5009] <... mkdir resumed>) = 0 [pid 5008] getdents64(3, [pid 5669] write(3, "1000", 4 [pid 5668] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5667] write(3, "1000", 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5670] chdir("./120" [pid 5669] <... write resumed>) = 4 [pid 5668] <... mmap resumed>) = 0x20fff000 [pid 5667] <... write resumed>) = 4 [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5669] close(3 [pid 5668] exit_group(0 [pid 5669] <... close resumed>) = 0 [pid 5668] <... exit_group resumed>) = ? [pid 5670] <... chdir resumed>) = 0 [pid 5669] symlink("/dev/binderfs", "./binderfs" [pid 5667] close(3 [pid 5008] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5667] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5671 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5671 attached [pid 5670] <... prctl resumed>) = 0 [pid 5669] <... symlink resumed>) = 0 [pid 5668] +++ exited with 0 +++ [pid 5667] symlink("/dev/binderfs", "./binderfs" [pid 5008] lstat("./108/binderfs", [pid 5671] chdir("./111" [pid 5670] setpgid(0, 0 [pid 5669] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5671] <... chdir resumed>) = 0 [pid 5670] <... setpgid resumed>) = 0 [pid 5669] <... openat resumed>) = 3 [pid 5667] <... symlink resumed>) = 0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5669] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] unlink("./108/binderfs" [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5671] <... prctl resumed>) = 0 [pid 5670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5669] <... mmap resumed>) = 0x20fff000 [pid 5667] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5671] setpgid(0, 0 [pid 5669] exit_group(0 [pid 5008] <... unlink resumed>) = 0 [pid 5005] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5671] <... setpgid resumed>) = 0 [pid 5670] <... openat resumed>) = 3 [pid 5669] <... exit_group resumed>) = ? [pid 5667] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5670] write(3, "1000", 4 [pid 5667] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5671] <... openat resumed>) = 3 [pid 5670] <... write resumed>) = 4 [pid 5669] +++ exited with 0 +++ [pid 5667] <... mmap resumed>) = 0x20fff000 [pid 5008] close(3 [pid 5671] write(3, "1000", 4 [pid 5670] close(3 [pid 5667] exit_group(0 [pid 5008] <... close resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5671] <... write resumed>) = 4 [pid 5670] <... close resumed>) = 0 [pid 5667] <... exit_group resumed>) = ? [pid 5008] rmdir("./108" [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] fstat(3, [pid 5671] close(3 [pid 5670] symlink("/dev/binderfs", "./binderfs" [pid 5671] <... close resumed>) = 0 [pid 5671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5667] +++ exited with 0 +++ [pid 5006] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5671] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5670] <... symlink resumed>) = 0 [pid 5008] mkdir("./109", 0777 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] getdents64(3, [pid 5671] <... openat resumed>) = 3 [pid 5670] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... mkdir resumed>) = 0 [pid 5671] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5670] <... openat resumed>) = 3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5671] <... mmap resumed>) = 0x20fff000 [pid 5670] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5671] exit_group(0 [pid 5007] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... openat resumed>) = 3 [pid 5005] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5671] <... exit_group resumed>) = ? [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5672 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5672 attached [pid 5670] <... mmap resumed>) = 0x20fff000 [pid 5007] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] lstat("./99/binderfs", [pid 5672] chdir("./109" [pid 5671] +++ exited with 0 +++ [pid 5670] exit_group(0 [pid 5007] <... openat resumed>) = 3 [pid 5006] getdents64(3, [pid 5672] <... chdir resumed>) = 0 [pid 5670] <... exit_group resumed>) = ? [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] unlink("./99/binderfs" [pid 5670] +++ exited with 0 +++ [pid 5672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] umount2("./111", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./109/binderfs", [pid 5005] <... unlink resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5672] <... prctl resumed>) = 0 [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] lstat("./108/binderfs", [pid 5005] getdents64(3, [pid 5672] setpgid(0, 0 [pid 5010] <... restart_syscall resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] unlink("./109/binderfs" [pid 5672] <... setpgid resumed>) = 0 [pid 5009] <... openat resumed>) = 3 [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] fstat(3, [pid 5007] getdents64(3, [pid 5006] unlink("./108/binderfs" [pid 5010] umount2("./120", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] close(3 [pid 5007] close(3 [pid 5672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5007] <... close resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5672] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] rmdir("./109" [pid 5006] getdents64(3, [pid 5005] rmdir("./99" [pid 5672] write(3, "1000", 4 [pid 5010] <... openat resumed>) = 3 [pid 5009] umount2("./111/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] mkdir("./110", 0777 [pid 5672] <... write resumed>) = 4 [pid 5010] fstat(3, [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] close(3 [pid 5005] <... rmdir resumed>) = 0 [pid 5672] close(3 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] lstat("./111/binderfs", [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5005] mkdir("./100", 0777 [pid 5010] getdents64(3, [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5673 attached [pid 5672] <... close resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] unlink("./111/binderfs" [pid 5006] rmdir("./108" [pid 5005] <... mkdir resumed>) = 0 [pid 5672] symlink("/dev/binderfs", "./binderfs" [pid 5010] umount2("./120/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5673 [pid 5009] <... unlink resumed>) = 0 [pid 5672] <... symlink resumed>) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] getdents64(3, [pid 5006] <... rmdir resumed>) = 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5673] chdir("./110" [pid 5672] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] lstat("./120/binderfs", [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] mkdir("./109", 0777./strace-static-x86_64: Process 5674 attached [pid 5673] <... chdir resumed>) = 0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] close(3 [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5674 [pid 5673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5672] <... openat resumed>) = 3 [pid 5010] unlink("./120/binderfs" [pid 5009] <... close resumed>) = 0 [pid 5673] <... prctl resumed>) = 0 [pid 5672] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... unlink resumed>) = 0 [pid 5009] rmdir("./111" [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5673] setpgid(0, 0 [pid 5672] <... mmap resumed>) = 0x20fff000 [pid 5673] <... setpgid resumed>) = 0 [pid 5009] <... rmdir resumed>) = 0 [pid 5010] getdents64(3, [pid 5674] chdir("./100") = 0 [pid 5673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5673] <... openat resumed>) = 3 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] mkdir("./112", 0777./strace-static-x86_64: Process 5675 attached [pid 5674] <... prctl resumed>) = 0 [pid 5673] write(3, "1000", 4 [pid 5672] exit_group(0 [pid 5010] close(3 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5675 [pid 5674] setpgid(0, 0 [pid 5673] <... write resumed>) = 4 [pid 5672] <... exit_group resumed>) = ? [pid 5009] <... mkdir resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5674] <... setpgid resumed>) = 0 [pid 5673] close(3 [pid 5674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5675] chdir("./109" [pid 5674] <... openat resumed>) = 3 [pid 5673] <... close resumed>) = 0 [pid 5672] +++ exited with 0 +++ [pid 5010] rmdir("./120" [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5675] <... chdir resumed>) = 0 [pid 5674] write(3, "1000", 4 [pid 5673] symlink("/dev/binderfs", "./binderfs" [pid 5674] <... write resumed>) = 4 [pid 5010] <... rmdir resumed>) = 0 [pid 5674] close(3) = 0 [pid 5674] symlink("/dev/binderfs", "./binderfs" [pid 5673] <... symlink resumed>) = 0 [pid 5010] mkdir("./121", 0777 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5676 [pid 5675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5674] <... symlink resumed>) = 0 [pid 5673] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5675] <... prctl resumed>) = 0 [pid 5674] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... mkdir resumed>) = 0 [pid 5673] <... openat resumed>) = 3 [pid 5008] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5675] setpgid(0, 0 [pid 5674] <... openat resumed>) = 3 [pid 5673] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5675] <... setpgid resumed>) = 0 [pid 5674] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 5676 attached [pid 5008] fstat(3, [pid 5676] chdir("./112" [pid 5673] <... mmap resumed>) = 0x20fff000 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5677 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5676] <... chdir resumed>) = 0 [pid 5674] <... mmap resumed>) = 0x20fff000 [pid 5673] exit_group(0 [pid 5008] getdents64(3, [pid 5676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5674] exit_group(0 [pid 5673] <... exit_group resumed>) = ? [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5676] <... prctl resumed>) = 0 [pid 5674] <... exit_group resumed>) = ? [pid 5008] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5677 attached [pid 5676] setpgid(0, 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5677] chdir("./121" [pid 5676] <... setpgid resumed>) = 0 [pid 5674] +++ exited with 0 +++ [pid 5673] +++ exited with 0 +++ [pid 5008] lstat("./109/binderfs", [pid 5677] <... chdir resumed>) = 0 [pid 5676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5675] <... openat resumed>) = 3 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5676] <... openat resumed>) = 3 [pid 5675] write(3, "1000", 4 [pid 5008] unlink("./109/binderfs" [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5673, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5677] <... prctl resumed>) = 0 [pid 5676] write(3, "1000", 4 [pid 5675] <... write resumed>) = 4 [pid 5008] <... unlink resumed>) = 0 [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5677] setpgid(0, 0 [pid 5676] <... write resumed>) = 4 [pid 5008] getdents64(3, [pid 5007] <... restart_syscall resumed>) = 0 [pid 5677] <... setpgid resumed>) = 0 [pid 5676] close(3 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5676] <... close resumed>) = 0 [pid 5675] close(3 [pid 5008] close(3 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5677] <... openat resumed>) = 3 [pid 5676] symlink("/dev/binderfs", "./binderfs" [pid 5675] <... close resumed>) = 0 [pid 5008] <... close resumed>) = 0 [pid 5007] umount2("./110", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5677] write(3, "1000", 4 [pid 5676] <... symlink resumed>) = 0 [pid 5675] symlink("/dev/binderfs", "./binderfs" [pid 5008] rmdir("./109" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5677] <... write resumed>) = 4 [pid 5676] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... openat resumed>) = 3 [pid 5677] close(3 [pid 5676] <... openat resumed>) = 3 [pid 5675] <... symlink resumed>) = 0 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5005] fstat(3, [pid 5677] <... close resumed>) = 0 [pid 5676] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] mkdir("./110", 0777 [pid 5007] fstat(3, [pid 5677] symlink("/dev/binderfs", "./binderfs" [pid 5676] <... mmap resumed>) = 0x20fff000 [pid 5675] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5677] <... symlink resumed>) = 0 [pid 5676] exit_group(0 [pid 5008] <... mkdir resumed>) = 0 [pid 5007] getdents64(3, [pid 5005] getdents64(3, [pid 5677] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5676] <... exit_group resumed>) = ? [pid 5675] <... openat resumed>) = 3 [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5677] <... openat resumed>) = 3 [pid 5676] +++ exited with 0 +++ [pid 5007] umount2("./110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5677] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5677] <... mmap resumed>) = 0x20fff000 [pid 5675] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] lstat("./110/binderfs", [pid 5005] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5677] exit_group(0 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5678 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5677] <... exit_group resumed>) = ? [pid 5007] unlink("./110/binderfs" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5677] +++ exited with 0 +++ [pid 5675] <... mmap resumed>) = 0x20fff000 [pid 5007] <... unlink resumed>) = 0 [pid 5005] lstat("./100/binderfs", ./strace-static-x86_64: Process 5678 attached [pid 5675] exit_group(0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] getdents64(3, [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5678] chdir("./110" [pid 5675] <... exit_group resumed>) = ? [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] unlink("./100/binderfs" [pid 5678] <... chdir resumed>) = 0 [pid 5007] close(3 [pid 5678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... close resumed>) = 0 [pid 5678] <... prctl resumed>) = 0 [pid 5007] rmdir("./110" [pid 5678] setpgid(0, 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5678] <... setpgid resumed>) = 0 [pid 5009] umount2("./112", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] mkdir("./111", 0777 [pid 5678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5675] +++ exited with 0 +++ [pid 5010] umount2("./121", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... unlink resumed>) = 0 [pid 5678] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] getdents64(3, ./strace-static-x86_64: Process 5679 attached [pid 5678] write(3, "1000", 4 [pid 5010] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] <... openat resumed>) = 3 [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5679] chdir("./111" [pid 5678] <... write resumed>) = 4 [pid 5010] <... openat resumed>) = 3 [pid 5009] fstat(3, [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5679 [pid 5006] restart_syscall(<... resuming interrupted clone ...> [pid 5005] close(3 [pid 5679] <... chdir resumed>) = 0 [pid 5678] close(3 [pid 5010] fstat(3, [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5006] <... restart_syscall resumed>) = 0 [pid 5005] <... close resumed>) = 0 [pid 5679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5678] <... close resumed>) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] getdents64(3, [pid 5005] rmdir("./100" [pid 5679] <... prctl resumed>) = 0 [pid 5678] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5679] setpgid(0, 0 [pid 5678] <... symlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5679] <... setpgid resumed>) = 0 [pid 5678] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] umount2("./121/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./112/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] mkdir("./101", 0777 [pid 5679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5678] <... openat resumed>) = 3 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5679] <... openat resumed>) = 3 [pid 5678] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] lstat("./121/binderfs", [pid 5009] lstat("./112/binderfs", [pid 5006] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... mkdir resumed>) = 0 [pid 5679] write(3, "1000", 4 [pid 5678] <... mmap resumed>) = 0x20fff000 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5679] <... write resumed>) = 4 [pid 5678] exit_group(0 [pid 5010] unlink("./121/binderfs" [pid 5009] unlink("./112/binderfs" [pid 5006] <... openat resumed>) = 3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5679] close(3 [pid 5678] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5680 attached [pid 5679] <... close resumed>) = 0 [pid 5678] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5009] <... unlink resumed>) = 0 [pid 5006] fstat(3, [pid 5680] chdir("./101" [pid 5679] symlink("/dev/binderfs", "./binderfs" [pid 5010] getdents64(3, [pid 5009] getdents64(3, [pid 5008] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5680 [pid 5680] <... chdir resumed>) = 0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] getdents64(3, [pid 5680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5679] <... symlink resumed>) = 0 [pid 5010] close(3 [pid 5009] close(3 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5680] <... prctl resumed>) = 0 [pid 5679] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... close resumed>) = 0 [pid 5009] <... close resumed>) = 0 [pid 5006] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5680] setpgid(0, 0 [pid 5679] <... openat resumed>) = 3 [pid 5010] rmdir("./121" [pid 5009] rmdir("./112" [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5680] <... setpgid resumed>) = 0 [pid 5679] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5679] <... mmap resumed>) = 0x20fff000 [pid 5010] <... rmdir resumed>) = 0 [pid 5006] lstat("./109/binderfs", [pid 5680] <... openat resumed>) = 3 [pid 5679] exit_group(0 [pid 5010] mkdir("./122", 0777 [pid 5009] <... rmdir resumed>) = 0 [pid 5008] umount2("./110", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5679] <... exit_group resumed>) = ? [pid 5009] mkdir("./113", 0777 [pid 5006] unlink("./109/binderfs" [pid 5680] write(3, "1000", 4 [pid 5010] <... mkdir resumed>) = 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5680] <... write resumed>) = 4 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5679] +++ exited with 0 +++ [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5680] close(3 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5681 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5008] <... openat resumed>) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5006] getdents64(3, ./strace-static-x86_64: Process 5682 attached ./strace-static-x86_64: Process 5681 attached [pid 5680] <... close resumed>) = 0 [pid 5008] fstat(3, [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5682] chdir("./113" [pid 5680] symlink("/dev/binderfs", "./binderfs" [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5682 [pid 5008] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5006] close(3 [pid 5682] <... chdir resumed>) = 0 [pid 5681] chdir("./122" [pid 5680] <... symlink resumed>) = 0 [pid 5008] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5680] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] rmdir("./109" [pid 5682] <... prctl resumed>) = 0 [pid 5681] <... chdir resumed>) = 0 [pid 5680] <... openat resumed>) = 3 [pid 5008] umount2("./110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./111", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] <... rmdir resumed>) = 0 [pid 5682] setpgid(0, 0 [pid 5681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5680] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5008] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] mkdir("./110", 0777 [pid 5682] <... setpgid resumed>) = 0 [pid 5680] <... mmap resumed>) = 0x20fff000 [pid 5681] <... prctl resumed>) = 0 [pid 5008] lstat("./110/binderfs", [pid 5007] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5006] <... mkdir resumed>) = 0 [pid 5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5681] setpgid(0, 0 [pid 5680] exit_group(0 [pid 5008] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... openat resumed>) = 3 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5682] <... openat resumed>) = 3 [pid 5681] <... setpgid resumed>) = 0 [pid 5680] <... exit_group resumed>) = ? [pid 5008] unlink("./110/binderfs" [pid 5007] fstat(3, ./strace-static-x86_64: Process 5683 attached [pid 5682] write(3, "1000", 4 [pid 5681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5680] +++ exited with 0 +++ [pid 5008] <... unlink resumed>) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5683] chdir("./110" [pid 5682] <... write resumed>) = 4 [pid 5681] <... openat resumed>) = 3 [pid 5008] getdents64(3, [pid 5007] getdents64(3, [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5683 [pid 5683] <... chdir resumed>) = 0 [pid 5682] close(3 [pid 5681] write(3, "1000", 4 [pid 5008] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5682] <... close resumed>) = 0 [pid 5681] <... write resumed>) = 4 [pid 5008] close(3 [pid 5007] umount2("./111/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5683] <... prctl resumed>) = 0 [pid 5682] symlink("/dev/binderfs", "./binderfs" [pid 5681] close(3 [pid 5008] <... close resumed>) = 0 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5683] setpgid(0, 0 [pid 5682] <... symlink resumed>) = 0 [pid 5681] <... close resumed>) = 0 [pid 5008] rmdir("./110" [pid 5007] lstat("./111/binderfs", [pid 5683] <... setpgid resumed>) = 0 [pid 5682] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5681] symlink("/dev/binderfs", "./binderfs" [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5682] <... openat resumed>) = 3 [pid 5008] <... rmdir resumed>) = 0 [pid 5007] unlink("./111/binderfs" [pid 5683] <... openat resumed>) = 3 [pid 5682] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5681] <... symlink resumed>) = 0 [pid 5008] mkdir("./111", 0777 [pid 5007] <... unlink resumed>) = 0 [pid 5005] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5683] write(3, "1000", 4 [pid 5007] getdents64(3, [pid 5683] <... write resumed>) = 4 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5682] <... mmap resumed>) = 0x20fff000 [pid 5683] close(3 [pid 5007] close(3 [pid 5683] <... close resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5683] symlink("/dev/binderfs", "./binderfs" [pid 5008] <... mkdir resumed>) = 0 [pid 5007] rmdir("./111" [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5683] <... symlink resumed>) = 0 [pid 5682] exit_group(0 [pid 5681] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5008] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... rmdir resumed>) = 0 [pid 5005] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5683] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5682] <... exit_group resumed>) = ? [pid 5681] <... openat resumed>) = 3 [pid 5007] mkdir("./112", 0777 [pid 5683] <... openat resumed>) = 3 [pid 5681] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5683] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5685 attached [pid 5683] <... mmap resumed>) = 0x20fff000 [pid 5682] +++ exited with 0 +++ [pid 5681] <... mmap resumed>) = 0x20fff000 [pid 5008] <... clone resumed>, child_tidptr=0x5555564665d0) = 5684 [pid 5005] fstat(3, [pid 5683] exit_group(0 [pid 5681] exit_group(0 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5685 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 5684 attached [pid 5683] <... exit_group resumed>) = ? [pid 5681] <... exit_group resumed>) = ? [pid 5005] getdents64(3, [pid 5685] chdir("./112" [pid 5684] chdir("./111" [pid 5683] +++ exited with 0 +++ [pid 5684] <... chdir resumed>) = 0 [pid 5009] umount2("./113", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5684] <... prctl resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5684] setpgid(0, 0 [pid 5681] +++ exited with 0 +++ [pid 5009] <... openat resumed>) = 3 [pid 5005] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5684] <... setpgid resumed>) = 0 [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5681, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5009] fstat(3, [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5685] <... chdir resumed>) = 0 [pid 5684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] lstat("./101/binderfs", [pid 5685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5684] <... openat resumed>) = 3 [pid 5009] getdents64(3, [pid 5006] umount2("./110", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5685] <... prctl resumed>) = 0 [pid 5684] write(3, "1000", 4 [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5005] unlink("./101/binderfs" [pid 5685] setpgid(0, 0 [pid 5684] <... write resumed>) = 4 [pid 5009] umount2("./113/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5006] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5685] <... setpgid resumed>) = 0 [pid 5684] close(3 [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5006] <... openat resumed>) = 3 [pid 5005] <... unlink resumed>) = 0 [pid 5685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5684] <... close resumed>) = 0 [pid 5010] umount2("./122", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] lstat("./113/binderfs", [pid 5006] fstat(3, [pid 5005] getdents64(3, [pid 5685] <... openat resumed>) = 3 [pid 5684] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5685] write(3, "1000", 4 [pid 5684] <... symlink resumed>) = 0 [pid 5010] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] unlink("./113/binderfs" [pid 5006] getdents64(3, [pid 5005] close(3 [pid 5685] <... write resumed>) = 4 [pid 5684] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... openat resumed>) = 3 [pid 5009] <... unlink resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... close resumed>) = 0 [pid 5685] close(3 [pid 5684] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5009] getdents64(3, [pid 5006] umount2("./110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5005] rmdir("./101" [pid 5685] <... close resumed>) = 0 [pid 5684] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] close(3 [pid 5006] lstat("./110/binderfs", [pid 5009] <... close resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5009] rmdir("./113" [pid 5006] unlink("./110/binderfs" [pid 5685] symlink("/dev/binderfs", "./binderfs" [pid 5684] <... mmap resumed>) = 0x20fff000 [pid 5010] getdents64(3, [pid 5009] <... rmdir resumed>) = 0 [pid 5006] <... unlink resumed>) = 0 [pid 5005] mkdir("./102", 0777 [pid 5009] mkdir("./114", 0777 [pid 5006] getdents64(3, [pid 5685] <... symlink resumed>) = 0 [pid 5684] exit_group(0 [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... mkdir resumed>) = 0 [pid 5685] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5684] <... exit_group resumed>) = ? [pid 5010] umount2("./122/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] close(3 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5685] <... openat resumed>) = 3 [pid 5006] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5686 [pid 5006] rmdir("./110") = 0 [pid 5006] mkdir("./111", 0777) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564665d0) = 5687 ./strace-static-x86_64: Process 5687 attached [pid 5687] chdir("./111") = 0 [pid 5687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5687] setpgid(0, 0) = 0 [pid 5687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5686 attached [pid 5686] chdir("./114" [pid 5687] <... openat resumed>) = 3 [pid 5686] <... chdir resumed>) = 0 [pid 5686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5686] setpgid(0, 0) = 0 [pid 5687] write(3, "1000", 4./strace-static-x86_64: Process 5688 attached ) = 4 [pid 5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5685] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5687] close(3 [pid 5686] <... openat resumed>) = 3 [pid 5685] <... mmap resumed>) = 0x20fff000 [pid 5010] lstat("./122/binderfs", [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5688 [pid 5688] chdir("./102" [pid 5687] <... close resumed>) = 0 [pid 5686] write(3, "1000", 4 [pid 5685] exit_group(0 [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5688] <... chdir resumed>) = 0 [pid 5687] symlink("/dev/binderfs", "./binderfs" [pid 5686] <... write resumed>) = 4 [pid 5685] <... exit_group resumed>) = ? [pid 5010] unlink("./122/binderfs" [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5687] <... symlink resumed>) = 0 [pid 5686] close(3 [pid 5685] +++ exited with 0 +++ [pid 5010] <... unlink resumed>) = 0 [pid 5688] <... prctl resumed>) = 0 [pid 5687] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5686] <... close resumed>) = 0 [pid 5010] getdents64(3, [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5685, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5688] setpgid(0, 0 [pid 5687] <... openat resumed>) = 3 [pid 5686] symlink("/dev/binderfs", "./binderfs" [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5688] <... setpgid resumed>) = 0 [pid 5687] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5686] <... symlink resumed>) = 0 [pid 5010] close(3 [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5687] <... mmap resumed>) = 0x20fff000 [pid 5686] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5010] <... close resumed>) = 0 [pid 5007] umount2("./112", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5688] <... openat resumed>) = 3 [pid 5687] exit_group(0 [pid 5686] <... openat resumed>) = 3 [pid 5010] rmdir("./122" [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5688] write(3, "1000", 4 [pid 5687] <... exit_group resumed>) = ? [pid 5686] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5010] <... rmdir resumed>) = 0 [pid 5007] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5688] <... write resumed>) = 4 [pid 5687] +++ exited with 0 +++ [pid 5686] <... mmap resumed>) = 0x20fff000 [pid 5010] mkdir("./123", 0777 [pid 5007] <... openat resumed>) = 3 [pid 5688] close(3 [pid 5686] exit_group(0 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] fstat(3, [pid 5006] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5688] <... close resumed>) = 0 [pid 5686] <... exit_group resumed>) = ? [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5688] symlink("/dev/binderfs", "./binderfs" [pid 5686] +++ exited with 0 +++ [pid 5007] getdents64(3, [pid 5688] <... symlink resumed>) = 0 [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5689 [pid 5009] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 syzkaller login: [ 86.022665][ T5684] ------------[ cut here ]------------ [ 86.028528][ T5684] kernel BUG at mm/page_table_check.c:83! [ 86.034423][ T5684] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 86.040613][ T5684] CPU: 0 PID: 5684 Comm: syz-executor989 Not tainted 6.3.0-syzkaller-11733-g825a0714d2b3 #0 [ 86.050702][ T5684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 86.060793][ T5684] RIP: 0010:page_table_check_clear.part.0+0x323/0x380 [pid 5688] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5007] umount2("./112/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5688] <... openat resumed>) = 3 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5688] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] lstat("./112/binderfs", [pid 5006] umount2("./111", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5688] <... mmap resumed>) = 0x20fff000 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5688] exit_group(0 [pid 5007] unlink("./112/binderfs" [pid 5006] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5688] <... exit_group resumed>) = ? [pid 5009] umount2("./114", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... unlink resumed>) = 0 [pid 5006] <... openat resumed>) = 3 [pid 5688] +++ exited with 0 +++ [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] getdents64(3, [pid 5006] fstat(3, [pid 5009] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5005] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5009] <... openat resumed>) = 3 [pid 5007] close(3 [pid 5006] getdents64(3, [pid 5005] restart_syscall(<... resuming interrupted clone ...> [pid 5009] fstat(3, [pid 5007] <... close resumed>) = 0 [pid 5006] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5005] <... restart_syscall resumed>) = 0 [pid 5009] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] rmdir("./112" [pid 5006] umount2("./111/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] getdents64(3, [pid 5007] <... rmdir resumed>) = 0 [pid 5006] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] mkdir("./113", 0777 [pid 5006] lstat("./111/binderfs", [pid 5005] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5009] umount2("./114/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... mkdir resumed>) = 0 [pid 5006] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5009] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5006] unlink("./111/binderfs" [pid 5005] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5009] lstat("./114/binderfs", [pid 5006] <... unlink resumed>) = 0 [pid 5005] <... openat resumed>) = 3 [pid 5009] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 86.067656][ T5684] Code: 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 91 e8 f8 2c f5 ff e9 [ 86.087311][ T5684] RSP: 0018:ffffc900044ff838 EFLAGS: 00010293 [ 86.093418][ T5684] RAX: 0000000000000000 RBX: ffff888013cb7010 RCX: 0000000000000000 [ 86.101405][ T5684] RDX: ffff888029f25940 RSI: ffffffff81e1f843 RDI: 0000000000000005 [ 86.109392][ T5684] RBP: ffff888013cb6fd0 R08: 0000000000000005 R09: 0000000000000000 [ 86.117411][ T5684] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 86.125399][ T5684] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 86.133385][ T5684] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 86.142337][ T5684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.148938][ T5684] CR2: 0000000020000040 CR3: 0000000077cb5000 CR4: 00000000003506f0 [ 86.156929][ T5684] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.164911][ T5684] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.172898][ T5684] Call Trace: [ 86.176190][ T5684] [ 86.179132][ T5684] __page_table_check_pte_clear+0x265/0x2b0 [ 86.185062][ T5684] ? page_table_check_clear.part.0+0x380/0x380 [ 86.191248][ T5684] unmap_page_range+0x2aa6/0x38e0 [ 86.196299][ T5684] ? track_pfn_insert+0x150/0x150 [ 86.201348][ T5684] ? vm_normal_page_pmd+0x5b0/0x5b0 [ 86.206581][ T5684] ? uprobe_munmap+0x20/0x560 [ 86.211291][ T5684] unmap_single_vma+0x19a/0x2b0 [ 86.216164][ T5684] unmap_vmas+0x234/0x380 [ 86.220514][ T5684] ? unmap_single_vma+0x2b0/0x2b0 [ 86.225556][ T5684] ? find_held_lock+0x2d/0x110 [ 86.230339][ T5684] ? lock_downgrade+0x690/0x690 [ 86.235226][ T5684] exit_mmap+0x190/0x930 [ 86.239497][ T5684] ? do_vma_munmap+0xa0/0xa0 [ 86.244148][ T5684] __mmput+0x128/0x4c0 [ 86.248241][ T5684] mmput+0x60/0x70 [ 86.251985][ T5684] do_exit+0x9d7/0x2960 [ 86.256163][ T5684] ? lock_downgrade+0x690/0x690 [ 86.261041][ T5684] ? do_raw_spin_lock+0x124/0x2b0 [ 86.266097][ T5684] ? mm_update_next_owner+0x7b0/0x7b0 [ 86.271505][ T5684] ? spin_bug+0x1c0/0x1c0 [ 86.275866][ T5684] ? _raw_spin_unlock_irq+0x23/0x50 [ 86.281097][ T5684] do_group_exit+0xd4/0x2a0 [ 86.285617][ T5684] __x64_sys_exit_group+0x3e/0x50 [ 86.290654][ T5684] do_syscall_64+0x39/0xb0 [ 86.295125][ T5684] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 86.301051][ T5684] RIP: 0033:0x7f0c2f233679 [ 86.305494][ T5684] Code: Unable to access opcode bytes at 0x7f0c2f23364f. [ 86.312518][ T5684] RSP: 002b:00007ffc87dd3aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 86.320943][ T5684] RAX: ffffffffffffffda RBX: 00007f0c2f2a83f0 RCX: 00007f0c2f233679 [ 86.328930][ T5684] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 86.336933][ T5684] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 86.344920][ T5684] R10: 0000000000000011 R11: 0000000000000246 R12: 00007f0c2f2a83f0 [ 86.352906][ T5684] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 86.360896][ T5684] [ 86.363933][ T5684] Modules linked in: [ 86.368101][ T5684] ---[ end trace 0000000000000000 ]--- [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5690 [pid 5006] getdents64(3, [pid 5005] fstat(3, ./strace-static-x86_64: Process 5690 attached ./strace-static-x86_64: Process 5689 attached [pid 5009] unlink("./114/binderfs" [pid 5006] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5005] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5690] chdir("./113" [pid 5689] chdir("./123" [pid 5009] <... unlink resumed>) = 0 [pid 5006] close(3 [pid 5005] getdents64(3, [pid 5690] <... chdir resumed>) = 0 [pid 5689] <... chdir resumed>) = 0 [pid 5009] getdents64(3, [pid 5006] <... close resumed>) = 0 [pid 5005] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5006] rmdir("./111" [pid 5005] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5690] <... prctl resumed>) = 0 [pid 5689] <... prctl resumed>) = 0 [pid 5009] close(3 [pid 5006] <... rmdir resumed>) = 0 [pid 5005] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5690] setpgid(0, 0 [pid 5689] setpgid(0, 0 [pid 5009] <... close resumed>) = 0 [pid 5006] mkdir("./112", 0777 [pid 5005] lstat("./102/binderfs", [pid 5690] <... setpgid resumed>) = 0 [pid 5689] <... setpgid resumed>) = 0 [pid 5009] rmdir("./114" [pid 5006] <... mkdir resumed>) = 0 [pid 5005] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5009] <... rmdir resumed>) = 0 [pid 5006] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] unlink("./102/binderfs" [pid 5690] <... openat resumed>) = 3 [pid 5689] <... openat resumed>) = 3 [pid 5009] mkdir("./115", 0777 [pid 5005] <... unlink resumed>) = 0 [pid 5690] write(3, "1000", 4 [pid 5689] write(3, "1000", 4 [pid 5009] <... mkdir resumed>) = 0 [pid 5006] <... clone resumed>, child_tidptr=0x5555564665d0) = 5691 [pid 5005] getdents64(3, [pid 5690] <... write resumed>) = 4 [pid 5689] <... write resumed>) = 4 [pid 5009] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5690] close(3 [pid 5689] close(3 [pid 5005] close(3 [pid 5690] <... close resumed>) = 0 [pid 5689] <... close resumed>) = 0 [pid 5009] <... clone resumed>, child_tidptr=0x5555564665d0) = 5692 [pid 5005] <... close resumed>) = 0 [pid 5690] symlink("/dev/binderfs", "./binderfs" [pid 5689] symlink("/dev/binderfs", "./binderfs" [pid 5005] rmdir("./102" [pid 5690] <... symlink resumed>) = 0 [pid 5689] <... symlink resumed>) = 0 [pid 5005] <... rmdir resumed>) = 0 [pid 5690] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5689] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5005] mkdir("./103", 0777 [pid 5690] <... openat resumed>) = 3 [pid 5689] <... openat resumed>) = 3 [pid 5005] <... mkdir resumed>) = 0 [pid 5690] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5689] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5005] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5690] <... mmap resumed>) = 0x20fff000 [pid 5689] <... mmap resumed>) = 0x20fff000 [pid 5690] exit_group(0 [ 86.373621][ T5684] RIP: 0010:page_table_check_clear.part.0+0x323/0x380 [ 86.380439][ T5684] Code: 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 91 e8 f8 2c f5 ff e9 [ 86.400139][ T5684] RSP: 0018:ffffc900044ff838 EFLAGS: 00010293 [ 86.406299][ T5684] RAX: 0000000000000000 RBX: ffff888013cb7010 RCX: 0000000000000000 [ 86.414343][ T5684] RDX: ffff888029f25940 RSI: ffffffff81e1f843 RDI: 0000000000000005 [pid 5689] exit_group(0 [pid 5005] <... clone resumed>, child_tidptr=0x5555564665d0) = 5693 [pid 5690] <... exit_group resumed>) = ? [pid 5689] <... exit_group resumed>) = ? [pid 5690] +++ exited with 0 +++ [pid 5689] +++ exited with 0 +++ [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5010] restart_syscall(<... resuming interrupted clone ...> [pid 5007] restart_syscall(<... resuming interrupted clone ...> [pid 5010] <... restart_syscall resumed>) = 0 [pid 5007] <... restart_syscall resumed>) = 0 [pid 5010] umount2("./123", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./113", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5010] <... openat resumed>) = 3 [pid 5007] <... openat resumed>) = 3 [pid 5010] fstat(3, [pid 5007] fstat(3, [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5010] getdents64(3, [pid 5007] getdents64(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] <... getdents64 resumed>0x555556467620 /* 3 entries */, 32768) = 80 [pid 5010] umount2("./123/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] umount2("./113/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5010] lstat("./123/binderfs", [pid 5007] lstat("./113/binderfs", [pid 5010] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] unlink("./123/binderfs" [pid 5007] unlink("./113/binderfs" [pid 5010] <... unlink resumed>) = 0 [pid 5007] <... unlink resumed>) = 0 [pid 5010] getdents64(3, [pid 5007] getdents64(3, [pid 5010] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] close(3 [pid 5007] close(3 [pid 5010] <... close resumed>) = 0 [pid 5007] <... close resumed>) = 0 [pid 5010] rmdir("./123" [pid 5007] rmdir("./113" [pid 5010] <... rmdir resumed>) = 0 [pid 5007] <... rmdir resumed>) = 0 [pid 5010] mkdir("./124", 0777 [pid 5007] mkdir("./114", 0777 [pid 5010] <... mkdir resumed>) = 0 [pid 5007] <... mkdir resumed>) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5007] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... clone resumed>, child_tidptr=0x5555564665d0) = 5694 [pid 5007] <... clone resumed>, child_tidptr=0x5555564665d0) = 5695 ./strace-static-x86_64: Process 5695 attached [pid 5695] chdir("./114") = 0 [pid 5695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5695] setpgid(0, 0./strace-static-x86_64: Process 5694 attached ) = 0 [pid 5695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5694] chdir("./124" [pid 5695] write(3, "1000", 4 [pid 5694] <... chdir resumed>) = 0 [pid 5695] <... write resumed>) = 4 [pid 5694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5695] close(3 [pid 5694] <... prctl resumed>) = 0 [pid 5695] <... close resumed>) = 0 [pid 5694] setpgid(0, 0 [pid 5695] symlink("/dev/binderfs", "./binderfs" [pid 5694] <... setpgid resumed>) = 0 [pid 5695] <... symlink resumed>) = 0 [pid 5694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5695] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC [pid 5694] <... openat resumed>) = 3 [pid 5695] <... openat resumed>) = 3 [pid 5694] write(3, "1000", 4 [pid 5695] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5694] <... write resumed>) = 4 [pid 5695] <... mmap resumed>) = 0x20fff000 [pid 5694] close(3 [pid 5695] exit_group(0 [pid 5694] <... close resumed>) = 0 [pid 5695] <... exit_group resumed>) = ? [pid 5694] symlink("/dev/binderfs", "./binderfs" [pid 5695] +++ exited with 0 +++ [pid 5694] <... symlink resumed>) = 0 [pid 5694] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_RDWR|O_EXCL|O_NOATIME|FASYNC) = 3 [pid 5007] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 86.422382][ T5684] RBP: ffff888013cb6fd0 R08: 0000000000000005 R09: 0000000000000000 [ 86.430394][ T5684] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 86.438442][ T5684] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 86.446482][ T5684] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 86.455529][ T5684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.462176][ T5684] CR2: 0000000020000040 CR3: 0000000077cb5000 CR4: 00000000003506f0 [pid 5694] mmap(0x20fff000, 4096, PROT_WRITE|PROT_SEM|PROT_GROWSDOWN, MAP_SHARED|MAP_FIXED, 3, 0 [pid 5007] umount2("./114", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5694] <... mmap resumed>) = 0x20fff000 [pid 5007] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5694] exit_group(0 [pid 5007] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5694] <... exit_group resumed>) = ? [pid 5007] <... openat resumed>) = 3 [pid 5694] +++ exited with 0 +++ [pid 5007] fstat(3, [pid 5010] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5007] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5007] getdents64(3, 0x555556467620 /* 3 entries */, 32768) = 80 [pid 5007] umount2("./114/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5007] lstat("./114/binderfs", [pid 5010] umount2("./124", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5007] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5010] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5007] unlink("./114/binderfs" [pid 5010] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5007] <... unlink resumed>) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5007] getdents64(3, [pid 5010] fstat(3, [pid 5007] <... getdents64 resumed>0x555556467620 /* 0 entries */, 32768) = 0 [pid 5010] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 86.470183][ T5684] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.478221][ T5684] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.486256][ T5684] Kernel panic - not syncing: Fatal exception [ 86.492625][ T5684] Kernel Offset: disabled [ 86.496961][ T5684] Rebooting in 86400 seconds..