Re: [PATCH 00/42] lpfc: Update lpfc to revision 12.4.0.0

[James Smart <james.smart@xxxxxxxxxxxx>]

On 8/27/2019 6:31 AM, Hannes Reinecke wrote:
> On 8/20/19 5:06 AM, Martin K. Petersen wrote:
> > James,
> >
> > > Update lpfc to revision 12.4.0.0
> > Applied to 5.4/scsi-queue, thanks!
> This update is crashing on my server:
>
> [   33.178690] general protection fault: 0000 [#1] SMP PTI
> [   33.226638] CPU: 0 PID: 297 Comm: kworker/0:5 Tainted: G            E
>      5.3.0-rc1-default+ #311
> [   33.303342] Hardware name: HP ProLiant DL80 Gen9/ProLiant DL80 Gen9,
> BIOS U15 05/21/2018
> [   33.373381] Workqueue: events work_for_cpu_fn
> [   33.410073] RIP: 0010:lpfc_sli4_if6_write_cq_db+0x17/0x40 [lpfc]

Hannes,

try this patch.  It appears there was an issue in patch  41:
scsi: lpfc: Merge per-protocol WQ/CQ pairs into single per-cpu pair
commit    c00f62e6c5468ed0673c583f1ff284274e817410

-- james


--- a/drivers/scsi/lpfc/lpfc_sli.c    2019-08-23 13:55:18.253546775 -0700
+++ b/drivers/scsi/lpfc_sli.c    2019-08-27 17:04:51.095330056 -0700
@@ -5553,7 +5553,7 @@ lpfc_sli4_arm_cqeq_intr(struct lpfc_hba
         for (qidx = 0; qidx < phba->cfg_hdw_queue; qidx++) {
             qp = &sli4_hba->hdwq[qidx];
             /* ARM the corresponding CQ */
-            sli4_hba->sli4_write_cq_db(phba, qp[qidx].io_cq, 0,
+            sli4_hba->sli4_write_cq_db(phba, qp->io_cq, 0,
                         LPFC_QUEUE_REARM);
         }