Re: more resize breakage

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On 5/29/14, 12:27 AM, Darrick J. Wong wrote:
> On Thu, May 29, 2014 at 12:22:37AM -0500, Eric Sandeen wrote:
>> After considering how many resize2fs corruptions we've had, I decided to try to write a resize fuzzer which picks random parameters and sizes, and sees what happens with online & offline grow & offline shrink.  When I get it cleaner, I'll send it out to play with.
>>
>> But it is indeed finding resize issues; for example, with e2fsprogs git master & v3.15-rc3,

<snip>

>> Sad face.  :(
> 
> D'oh!
> 
> /me wonders, is offline grow any better?

Yes, offline passed.

> Also I "extended" fsfuzz to corrupt only metadata blocks and made the
> kernel+e2fsck chew through all that crap.  The kernel survived, but e2fsck
> seemed to die either failing to allocate blocks to resurrect the journal (bad
> bbitmap) or because of that thing where calling block_iterate on an inline data
> file makes e2fsck abort.
> 
> So, uh, ... long live the patchbomb? :(

yeah.  Maybe I (you?) should try my testcase w/ your latest patchbomb.  ;)

-Eric

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