Re: kernel BUG at drivers/scsi/scsi_lib.c:1096!

From: Hannes Reinecke
Date: Thu Nov 19 2015 - 10:35:40 EST

On 11/19/2015 09:23 AM, Christoph Hellwig wrote:
> It's pretty much guaranteed a block layer bug, most likely in the
> merge bios to request infrastucture where we don't obey the merging
> limits properly.
> Does either of you have a known good and first known bad kernel?

Well, I have been fighting a similar issue for several months now,
albeit with multipath enabled. Haven't had much progress with this,
Seeing that this is our distro kernel it might or might not be
related; however, as the symptoms are identical there still is a
chance that this is actually a generic block-layer problem.


Dr. Hannes Reinecke zSeries & Storage
hare@xxxxxxx +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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