On Thu, 15 Apr 2021 23:35:54 +0300, Dmitry Bogdanov wrote:
> Target de-configuration panics at high CPU load.
> TPGT and WWPN can be removed on separate threads.
> TPGT removal requests a reset HBA on a separate thread and waits for
> reset complete (qlt_stop_phase1). Due to high CPU load that HBA reset
> can be delayed for some time.
> WWPN removal does qlt_stop_phase2 where it is thinked that phase1
> has been already finished and zeroed tgt.tgt_ops that is used by
> incoming traffic and causes several panics:
>
> [...]
Applied to 5.13/scsi-fixes, thanks!
[1/1] scsi: qla2xx: wait for stop_phase1 at wwn removal
https://git.kernel.org/mkp/scsi/c/2ef7665dfd88
--
Martin K. Petersen Oracle Linux Engineering
