From: Nathan Scott <nathans@sgi.com>
To: Jesper Juhl <jesper.juhl@gmail.com>
Cc: linux-kernel@vger.kernel.org, xfs@oss.sgi.com
Subject: Re: 2.6.18-rc3-git3 - XFS - BUG: unable to handle kernel NULL pointer dereference at virtual address 00000078
Date: Wed, 16 Aug 2006 11:26:30 +1000 [thread overview]
Message-ID: <20060816112630.C2756824@wobbly.melbourne.sgi.com> (raw)
In-Reply-To: <9a8748490608150442q4ad7a835r53400e9880da3175@mail.gmail.com>; from jesper.juhl@gmail.com on Tue, Aug 15, 2006 at 01:42:27PM +0200
On Tue, Aug 15, 2006 at 01:42:27PM +0200, Jesper Juhl wrote:
> On 15/08/06, Nathan Scott <nathans@sgi.com> wrote:
> > If you can get the source
> > and target names in the rename that'll help alot too... I can
> > explain how to use KDB to get that, but maybe you have another
> > debugger handy already?
> >
> An explanation of how exactely to do that would be greatly appreciated.
- patch in KDB
- echo 127 > /proc/sys/fs/xfs/panic_mask
[ filesystem shutdown now == panic ]
- kdb> bt
[ pick out parameters to rename from the backtrace ]
- kdb> md 0xXXX
[ gives a memory dump of the pointers to pathnames ]
cheers.
--
Nathan
next prev parent reply other threads:[~2006-08-16 1:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3aa654a40608072039r2b5c5a19hbd3e68e4fee40869@mail.gmail.com>
[not found] ` <20060808134438.E2526901@wobbly.melbourne.sgi.com>
[not found] ` <9a8748490608080137k596a6290r3567096668449a64@mail.gmail.com>
[not found] ` <20060808185405.B2528231@wobbly.melbourne.sgi.com>
[not found] ` <9a8748490608100431m244207b1v9c9c5087233fcf3a@mail.gmail.com>
[not found] ` <20060811083546.B2596458@wobbly.melbourne.sgi.com>
[not found] ` <9a8748490608101544n29f863e7o7584ac64f1d4c210@mail.gmail.com>
[not found] ` <9a8748490608101552w12822fa6m415a5fb5537c744d@mail.gmail.com>
[not found] ` <9a8748490608110133v5f973cf6w1af340f59bb229ec@mail.gmail.com>
[not found] ` <9a8748490608110325k25c340e2yac925eb226d1fe4f@mail.gmail.com>
2006-08-14 2:00 ` 2.6.18-rc3-git3 - XFS - BUG: unable to handle kernel NULL pointer dereference at virtual address 00000078 Nathan Scott
2006-08-14 7:49 ` Jesper Juhl
2006-08-15 9:03 ` Nathan Scott
2006-08-15 11:42 ` Jesper Juhl
2006-08-16 1:26 ` Nathan Scott [this message]
2006-08-17 21:23 ` Jesper Juhl
2006-08-15 14:37 ` Chris Wedgwood
2006-08-15 14:47 ` Jan Engelhardt
[not found] <9a8748490608040122l69ff139dtaae27e8981022dae@mail.gmail.com>
2006-08-04 10:05 ` Nathan Scott
2006-08-04 10:43 ` Jesper Juhl
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