[Bug 203947] [xfstests generic/475]: general protection fault: 0000 [#1] RIP: 0010:xfs_setfilesize_ioend+0xb1/0x220 [xfs]

[bugzilla-daemon@bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=203947

Luis Chamberlain (mcgrof@kernel.org) changed:

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                 CC|                            |mcgrof@kernel.org

--- Comment #12 from Luis Chamberlain (mcgrof@kernel.org) ---
(In reply to Zorro Lang from comment #11)
> (In reply to Zorro Lang from comment #10)
> > (In reply to Darrick J. Wong from comment #9)
> > > Zorro,
> > > 
> > > If you get a chance, can you try this debugging patch, please?
> > 
> > Sure, I'll give it a try. With this bug together ... they both triggered by
> > g/475. You really write a nice case :)
> > 
> > Both these two bugs are too hard to reproduce, so I only can try my best to
> > test it, but I can't 100% verify they're fixed even if all test pass, I'll
> > try to approach 99% :-P
> > 
> > BTW, if this's a separate bug, I'd like to report a new bug to track it, to
> > avoid confusion.
> > 
> > Thanks,
> > Zorro
> 
> Updata: By merging the patches in comment 2 and comment 9, I can't reproduce
> this bug and https://bugzilla.kernel.org/show_bug.cgi?id=204031, after
> running generic/475 on six different machines 3 days.

Can you try with just the patch in comment 2? Also it doesn't seem clear to me
yet if this is a regression or not. Did this used to work? If not sure can you
try with v4.19 and see if the issue also appears there?

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