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SubjectRe: [syzbot] [xfs?] WARNING in xfs_bmapi_convert_delalloc
On Thu 08-02-24 08:17:24, Dave Chinner wrote:
> On Tue, Feb 06, 2024 at 10:02:05PM -0800, syzbot wrote:
> > syzbot suspects this issue was fixed by commit:
> >
> > commit 6f861765464f43a71462d52026fbddfc858239a5
> > Author: Jan Kara <jack@suse.cz>
> > Date: Wed Nov 1 17:43:10 2023 +0000
> >
> > fs: Block writes to mounted block devices
> >
> > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12b0ad7be80000
> > start commit: e8c127b05766 Merge tag 'net-6.6-rc6' of git://git.kernel.o..
> > git tree: upstream
> > kernel config: https://syzkaller.appspot.com/x/.config?x=11e478e28144788c
> > dashboard link: https://syzkaller.appspot.com/bug?extid=53b443b5c64221ee8bad
> > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14a6f291680000
> > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=116bc355680000
> >
> > If the result looks correct, please mark the issue as fixed by replying with:
> >
> > #syz fix: fs: Block writes to mounted block devices
>
> For real? The test doesn't even open a mounted block device for
> writes...

I was also confused by this. Somehow this commit makes the reproducer stop
working but I have no idea how that's possible.

Honza
--
Jan Kara <jack@suse.com>
SUSE Labs, CR

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