From: Quinn Tran qutran@marvell.com
commit 3d33b303d4f3b74a71bede5639ebba3cfd2a2b4d upstream.
In eh_abort path driver prematurely exits the call to upper layer. Check whether command is aborted / completed by firmware before exiting the call.
9 [ffff8b1ebf803c00] page_fault at ffffffffb0389778 [exception RIP: qla2x00_status_entry+0x48d] RIP: ffffffffc04fa62d RSP: ffff8b1ebf803cb0 RFLAGS: 00010082 RAX: 00000000ffffffff RBX: 00000000000e0000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 00000000000013d8 RDI: fffff3253db78440 RBP: ffff8b1ebf803dd0 R8: ffff8b1ebcd9b0c0 R9: 0000000000000000 R10: ffff8b1e38a30808 R11: 0000000000001000 R12: 00000000000003e9 R13: 0000000000000000 R14: ffff8b1ebcd9d740 R15: 0000000000000028 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 10 [ffff8b1ebf803cb0] enqueue_entity at ffffffffafce708f 11 [ffff8b1ebf803d00] enqueue_task_fair at ffffffffafce7b88 12 [ffff8b1ebf803dd8] qla24xx_process_response_queue at ffffffffc04fc9a6 [qla2xxx] 13 [ffff8b1ebf803e78] qla24xx_msix_rsp_q at ffffffffc04ff01b [qla2xxx] 14 [ffff8b1ebf803eb0] __handle_irq_event_percpu at ffffffffafd50714
Link: https://lore.kernel.org/r/20210908164622.19240-10-njavali@marvell.com Fixes: f45bca8c5052 ("scsi: qla2xxx: Fix double scsi_done for abort path") Cc: stable@vger.kernel.org Reviewed-by: Himanshu Madhani himanshu.madhani@oracle.com Co-developed-by: David Jeffery djeffery@redhat.com Signed-off-by: David Jeffery djeffery@redhat.com Co-developed-by: Laurence Oberman loberman@redhat.com Signed-off-by: Laurence Oberman loberman@redhat.com Signed-off-by: Quinn Tran qutran@marvell.com Signed-off-by: Nilesh Javali njavali@marvell.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/scsi/qla2xxx/qla_os.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1258,6 +1258,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) uint32_t ratov_j; struct qla_qpair *qpair; unsigned long flags; + int fast_fail_status = SUCCESS;
if (qla2x00_isp_reg_stat(ha)) { ql_log(ql_log_info, vha, 0x8042, @@ -1266,9 +1267,10 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) return FAILED; }
+ /* Save any FAST_IO_FAIL value to return later if abort succeeds */ ret = fc_block_scsi_eh(cmd); if (ret != 0) - return ret; + fast_fail_status = ret;
sp = scsi_cmd_priv(cmd); qpair = sp->qpair; @@ -1276,7 +1278,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) vha->cmd_timeout_cnt++;
if ((sp->fcport && sp->fcport->deleted) || !qpair) - return SUCCESS; + return fast_fail_status != SUCCESS ? fast_fail_status : FAILED;
spin_lock_irqsave(qpair->qp_lock_ptr, flags); sp->comp = ∁ @@ -1311,7 +1313,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) __func__, ha->r_a_tov/10); ret = FAILED; } else { - ret = SUCCESS; + ret = fast_fail_status; } break; default: