Re: ext4 crash on 2.6.37: NULL ptr in ext4_discard_preallocations

[Ted Ts'o]

On Sat, Feb 19, 2011 at 05:37:20PM -0500, Mark Lord wrote:
> 32-bit x86 system, 2.6.37 SMP kernel, Core2duo, 3.3GB RAM, no swap.
> 
> The system just suddenly switched to fbconsole and dumped a traceback.
> Here's the screen-shot photo:  http://rtr.ca/ext4_crash.jpg
> 
> Is this a known bug that got fixed in 2.6.37.1 ?

No, this looks like a new one.

And I can't make the Code: line make sense.  Can you send me the
fs/ext4/mballoc.s file after running the command "make
fs/ext4/mballoc.s" in your build tree where you built this kernel?

Thanks!!

						- Ted
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