linux-kernel - Re: mptscsi: BUG: unable to handle kernel NULL pointer, in scsi_send_eh

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Message-ID: <1341911745.3021.40.camel@dabdike.int.hansenpartnership.com>
Date:	Tue, 10 Jul 2012 10:15:45 +0100
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	Meelis Roos <mroos@...ee>
Cc:	linux-scsi@...r.kernel.org,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	Eric Moore <Eric.Moore@....com>, DL-MPTFusionLinux@....com,
	support@....com
Subject: Re: mptscsi: BUG: unable to handle kernel NULL pointer, in
 scsi_send_eh_cmnd

On Tue, 2012-07-10 at 11:44 +0300, Meelis Roos wrote:
> Resending with correct linux-scsi address - please rteply to this one if 
> you see duplicate messages.
> 
> I am using Linux 3.4.0 with a 53c1030 and a tape library that sometimes 
> barfs for yet unknown reasons. When it happens, I get a BUG with 
> backtrace and this scsi channel is dead until I reboot. Seems to be 
> something with either generic scsi error handling or with mpt scsi.

I think it might actually be fixed by this:

http://git.kernel.org/?p=linux/kernel/git/jejb/scsi.git;a=commit;h=222a806af830fda34ad1f6bc991cd226916de060

James


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