On Mon, Oct 07, 2024 at 07:41:01AM +0200, Christoph Hellwig wrote: > On Sat, Oct 05, 2024 at 08:53:12AM -0700, Darrick J. Wong wrote: > > Hmmm so I tried applying this series, but now I get this splat: > > > > [ 217.170122] run fstests xfs/574 at 2024-10-04 16:36:30 > > I don't. What xfstests tree is this with? Hum. My latest djwong-wtf xfstests tree. You might have to have the new funshare patch I sent for fsstress, though iirc that's already in my -wtf branch. > > I think this series needs to assert that the invalidatelock is held > > (instead of taking it) for the IOMAP_UNSHARE case too, since UNSHARE is > > called from fallocate, which has already taken the MMAPLOCK. > > Yes. I'll look into fixing it, but so far I haven't managed to > reproduce the actual splat. <nod> --D