ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/49/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/50/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/51/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/52/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/53/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/54/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/55/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/56/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/57/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/58/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/59/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/60/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/61/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/62/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/63/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/64/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/65/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/66/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/67/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/68/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/69/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/70/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/71/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/72/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/74/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/75/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/76/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/77/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/78/2050/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/79/2049/node
ioctl: LOOP_SET_FD: Device or resource busy
xenstore-read: couldn't read path backend/vbd/80/2049/node