Justin Tee

A resource leak issue has been identified in the Linux kernel, specifically in the lpfc sli4 send seq to ulp() function. When no handler is found in lpfc complete unsol iocb() to match the rctl of a received frame, the frame is dropped, resulting in a resource leak. The issue is resolved by returning resources when discarding an unhandled frame type and updating the lpfc fc frame check() handling of NOP basic link service.

A hard lockup issue in the Linux kernel has been identified, specifically in the lpfc driver. The problem occurs when attempting to log a message with LOG TRACE EVENT, resulting in a system hang. The call trace indicates a deadlock situation where the same CPU tries to claim the phba->port list lock twice. The issue arises from the lpfc dmp dbg() function being called without proper checks.