From: Jens Axboe <axboe@suse.de>
To: Thayne Harbaugh <tharbaugh@lnxi.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: buffer-list destroyed message
Date: Sat, 26 Apr 2003 11:25:52 +0200 [thread overview]
Message-ID: <20030426092552.GZ1012@suse.de> (raw)
In-Reply-To: <1051291883.1172.358.camel@tubarao>
On Fri, Apr 25 2003, Thayne Harbaugh wrote:
> I have a system that spits out the following error message:
>
> scsi_end_request: buffer-list destroyed
>
> It appears to come from drivers/scsi/scsi_lib.c: __scsi_end_request()
>
> I can see that the code detects a mis-match in the number of sectors.
> I'm wondering if anyone can enlighten me on how serious this problem is
> (the machine appears to work fine), what might be causing the problem,
> and how I might fix things.
The problem is very serious and is usually accompanied by data
corruption. So I suggest you check your filesystems! It depends on the
driver, though. I can say with absolute certainty that a healthy system
should _never_ see those messages.
> I searched the archives and only found one mail that seemed relevant:
>
> http://marc.theaimsgroup.com/?l=linux-scsi&m=93303946423398&w=2
>
> The comment for the MegaRAID refers to SMP and that the system appears
> to continue to function with no problems - two symptoms of the machine I
> have. Yep, not a lot of information.
So almost certainly a megaraid bug. Is is easily reproduceable? Does it
occur with a UP kernel?
--
Jens Axboe
next prev parent reply other threads:[~2003-04-26 9:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-25 17:31 buffer-list destroyed message Thayne Harbaugh
2003-04-26 9:25 ` Jens Axboe [this message]
2003-04-29 14:46 ` Thayne Harbaugh
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