On Sat, 23 May 2020 at 06:51, Darrick J. Wong <darrick.wong@xxxxxxxxxx> wrote: > > OTOH, it didn't take that long to whip up a patch. > > Dave, does this fix your problem? I reproduced with 5.7.0-rc7, and tried this patch on top in the same VM doing the same thing. with this patch I no longer see the lockdep trace. Tested-by: Dave Airlie <airlied@xxxxxxxxx> Thanks, Dave.