> can you try the patch below? It's a hack and not a proper fix, but it > addresses what seems to be your culprit, given that it is the only > place allocating a request from the error handler. Applied it on top of 3.18-rc2, booted with scsi_mod.use_blk_mq=1 and it booted up fine. > diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c > index fa7b5ec..5804ea0 100644 > --- a/drivers/scsi/scsi_error.c > +++ b/drivers/scsi/scsi_error.c > @@ -2010,6 +2010,7 @@ static void scsi_restart_operations(struct Scsi_Host *shost) > struct scsi_device *sdev; > unsigned long flags; > > +#if 0 > /* > * If the door was locked, we need to insert a door lock request > * onto the head of the SCSI request queue for the device. There > @@ -2019,6 +2020,7 @@ static void scsi_restart_operations(struct Scsi_Host *shost) > if (scsi_device_online(sdev) && sdev->locked) > scsi_eh_lock_door(sdev); > } > +#endif > > /* > * next free up anything directly waiting upon the host. this > -- Meelis Roos (mroos@xxxxxxxx) -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html