Live Partition Migration of LPARs to or from a POWER7 machine may crash during heavy workload when using ibmvfc client adapter

Solution In Progress - Updated -

Issue

  • Migrating an LPAR with ibmvfc backed storage during heavy workload can crash with one of the following kernel BUG_ONs
kernel BUG at block/blk-core.c:1162!
kernel BUG at drivers/scsi/scsi.c:351!

Environment

  • Red Hat Enterprise Linux 6 or 7
  • Power 7 Jupiter IOC+ 1S (8202-E4D)

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