ioctl(-1, NS_GET_PID_FROM_PIDNS, -87097647) = -1 EBADF (Bad file descriptor)
ioctl(1, TIOCGWINSZ, 0x7ffc81531470) = -1 ENOTTY (Not a tty)
ioctl(-1, NS_GET_TGID_FROM_PIDNS, -87097646) = -1 EBADF (Bad file descriptor)
ioctl(-1, NS_GET_PID_IN_PIDNS, -87097645) = -1 EBADF (Bad file descriptor)
ioctl(-1, NS_GET_TGID_IN_PIDNS, -87097644) = -1 EBADF (Bad file descriptor)
ioctl(3, NS_GET_PID_FROM_PIDNS, 8389) = 8389
ioctl(3, NS_GET_TGID_FROM_PIDNS, 8389) = 8389
ioctl(3, NS_GET_PID_IN_PIDNS, 8389) = 8389
ioctl(3, NS_GET_TGID_IN_PIDNS, 8389) = 8389
+++ exited with 0 +++
