Messages in this thread | | | Date | Wed, 16 Aug 2006 11:26:30 +1000 | From | Nathan Scott <> | Subject | Re: 2.6.18-rc3-git3 - XFS - BUG: unable to handle kernel NULL pointer dereference at virtual address 00000078 |
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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.
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