claw.76b4f5 <bus ID of the CLAW device>: The remote channel adapter for <network interface name> has been reset
Explanation
The Common Link Access to Workstation (CLAW) device driver received a device
status word DEV_STAT_UNIT_CHECK and sense code 0x40. This indicates that the
remote channel adapter has been reset.
User response
When the remote channel adapter is operational again, activate the remote interface. For information about the sense code see /Documentation/s390/cds.txt in the Linux source tree. Search for 'SNS0' to locate the information.