ESXi host experiences a PSOD showing an issue with the HBA lpfc driver: "Exception 14 in world 2098049 lpfc do_work Module involved in panic: lpfc 14.4.0.39-35"
Article ID: 395068
Updated On:
Products
Issue/Introduction
Environment
vSphere ESXI 8.0.3
Cause
Lots of RSCNs are received from another initiator which is also part of the same zone, it triggers a race condition in lpfc driver and leads to a use-after-free issue.
The following or similar is logged frequently in the host's vmkernel.log file
YYYY-MM-DDTHH:MM:SS.Z In(182) vmkernel: cpu36:2098009)lpfc: lpfc_els_rcv_rscn:7907: vmhba# 0214 RSCN received Data: x800220 x0 x4 x1
YYYY-MM-DDTHH:MM:SS.Z In(182) vmkernel: cpu36:2098009)lpfc: lpfc_els_rcv_rscn:7914: vmhba# 5973 RSCN received event x0 : Address format x00 : DID x870100
Resolution
A fixed inbox/native driver will be available in a future release of vSphere ESXi, which will correct this issue.
Additional Information
For more information on Register State Change Notifications (RSCNs) messages Ref: Register State Change Notifications (RSCNs) messages from the HBA driver observed in /var/log/vmkernel.log on ESXi
Feedback
