Re: weird splats in xfs/561 on 6.10-rc1?

[Christoph Hellwig <hch@infradead.org>]

On Thu, May 30, 2024 at 03:59:12PM -0700, Darrick J. Wong wrote:
> >From what I can tell, this wasn't happening with my 6.9 djwong-dev
> branch, so I suspect it's something that came in from when I rebased
> against 6.10-rc1.  It seems to happen all over the place (and not just
> with realtime files) if I leave Zhang Yi's iomap patches applied.  If I
> revert them, the screaming seems to go down to just this one test.

When testing Linus' tree I haven't seen this yet, but I also haven't
done a lot of testing yet.  I mostly triggered odd MM warnings that
Johannes fixes, but I haven't seen something like this yet. 

> The file itself is ~1482KB, or enough for the file to have 0x169 actual
> blocks of written data to it, so the delalloc reservation is beyond the
> eof block.  Any thoughts?

I'll see if I can reproduce it with your tree.  I have a pretty full
plate given that yesterday was a public holiday here which doesn't
really help my catch up rate..