Re: ext3 on latest -git: BUG: unable to handle kernel NULL pointerdereference at 0000000c
From: Andreas Dilger
Date: Thu Jul 17 2008 - 19:09:22 EST
On Jul 17, 2008 10:43 -0400, Josef Bacik wrote:
> Yeah thats a hard to answer question, one that I will leave up to others
> who have been doing this much longer than I. My thought is remount-ro
> is there to keep you from crashing, so if you have errors=continue then
> you expect to live with the consequences. Course if that bit gets flipped
> via corruption thats not good either.
It shouldn't cause the kernel to crash, but it should definitely return
an error to the application. This is probably one of the code paths
that the Coverity folks were reporting on in FAST this year where on-disk
errors are not propagated to the application.
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.
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