From: James Bottomley <James.Bottomley@SteelEye.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
SCSI Mailing List <linux-scsi@vger.kernel.org>
Subject: Re: Core scsi layer crashes in 2.6.8.1
Date: 29 Sep 2004 10:11:59 -0400 [thread overview]
Message-ID: <1096467125.2028.11.camel@mulgrave> (raw)
In-Reply-To: <1096401785.13936.5.camel@localhost.localdomain>
On Tue, 2004-09-28 at 16:03, Alan Cox wrote:
> Second problem is with the scsi handling logic for errors. If you rmmod
> a scsi driver while it is error handling you get a chain of errors
> starting with
>
> Illegal transition Cancel->Offline
> Badness is scsi_device_set_state
> path:
> scsi_device_set_state
> scsi_unjam_host
> scsi_error_handler
>
These state transition warnings are currently expected in this code
(they're basically verbose warnings).
What was the oops?
I have a theory that we should be taking a device reference before
waking up the error handler, otherwise host removal can race with error
handling.
James
next prev parent reply other threads:[~2004-09-29 14:12 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-28 20:03 Core scsi layer crashes in 2.6.8.1 Alan Cox
2004-09-29 14:11 ` James Bottomley [this message]
2004-09-29 13:24 ` Alan Cox
2004-09-29 14:34 ` James Bottomley
2004-09-29 14:27 ` Matthew Wilcox
2004-10-05 11:49 ` Anton Blanchard
2004-10-05 13:56 ` James Bottomley
2004-10-05 14:44 ` Mark Lord
2004-10-05 14:56 ` James Bottomley
2004-10-05 15:46 ` Mark Lord
2004-10-05 15:49 ` Oliver Neukum
2004-10-05 15:54 ` James Bottomley
2004-10-05 15:57 ` Mark Lord
2004-10-05 16:01 ` James Bottomley
2004-10-05 16:53 ` Jeff Garzik
2004-10-05 16:01 ` Oliver Neukum
2004-10-05 16:07 ` James Bottomley
2004-10-05 16:26 ` Oliver Neukum
2004-10-05 16:38 ` James Bottomley
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