Re: [PATCH v2 0/6] btrfs: preparation patches for the incoming metadata folio conversion

[David Sterba <dsterba@suse.cz>]

On Fri, Jul 14, 2023 at 09:58:00AM +0800, Qu Wenruo wrote:
> 
> 
> On 2023/7/14 08:26, David Sterba wrote:
> > On Fri, Jul 14, 2023 at 08:09:16AM +0800, Qu Wenruo wrote:
> >>
> >>
> >> On 2023/7/14 06:03, David Sterba wrote:
> >>> On Fri, Jul 14, 2023 at 05:30:33AM +0800, Qu Wenruo wrote:
> >>>> On 2023/7/14 00:39, David Sterba wrote:
> >>>>> 		ref#0: tree block backref root 7
> >>>>> 	item 14 key (30572544 169 0) itemoff 15815 itemsize 33
> >>>>> 		extent refs 1 gen 5 flags 2
> >>>>> 		ref#0: tree block backref root 7
> >>>>> 	item 15 key (30588928 169 0) itemoff 15782 itemsize 33
> >>>>> 		extent refs 1 gen 5 flags 2
> >>>>> 		ref#0: tree block backref root 7
> >>>>
> >>>> This looks like an error in memmove_extent_buffer() which I
> >>>> intentionally didn't touch.
> >>>>
> >>>> Anyway I'll try rebase and more tests.
> >>>>
> >>>> Can you put your modified commits in an external branch so I can inherit
> >>>> all your modifications?
> >>>
> >>> First I saw the crashes with the modified patches but the report is from
> >>> what you sent to the mailinglist so I can eliminate error on my side.
> >>
> >> Still a branch would help a lot, as you won't want to re-do the usual
> >> modification (like grammar, comments etc).
> >
> > Branch ext/qu-eb-page-clanups-updated-broken at github.
> 
> Already running the auto group with that branch, and no explosion so far
> (btrfs/004 failed to mount with -o atime though).
> 
> Any extra setup needed to trigger the failure?

I'm not aware of anything different than usual. Patches applied to git,
built, updated VM and started. I had another branch built and tested and
it finished the fstests. I can at least bisect which patch does it.