* Re: [syzbot] [xfs?] WARNING in xfs_bmapi_convert_delalloc
[not found] <0000000000001bebd305ee5cd30e@google.com>
@ 2024-02-07 6:02 ` syzbot
2024-02-07 21:17 ` Dave Chinner
0 siblings, 1 reply; 3+ messages in thread
From: syzbot @ 2024-02-07 6:02 UTC (permalink / raw)
To: axboe, brauner, chandan.babu, dchinner, djwong, jack,
linux-fsdevel, linux-kernel, linux-xfs, syzkaller-bugs
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 information about bisection process see: https://goo.gl/tpsmEJ#bisection
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [syzbot] [xfs?] WARNING in xfs_bmapi_convert_delalloc
2024-02-07 6:02 ` [syzbot] [xfs?] WARNING in xfs_bmapi_convert_delalloc syzbot
@ 2024-02-07 21:17 ` Dave Chinner
2024-02-07 22:18 ` Jan Kara
0 siblings, 1 reply; 3+ messages in thread
From: Dave Chinner @ 2024-02-07 21:17 UTC (permalink / raw)
To: syzbot
Cc: axboe, brauner, chandan.babu, dchinner, djwong, jack,
linux-fsdevel, linux-kernel, linux-xfs, syzkaller-bugs
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...
-Dave.
--
Dave Chinner
david@fromorbit.com
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [syzbot] [xfs?] WARNING in xfs_bmapi_convert_delalloc
2024-02-07 21:17 ` Dave Chinner
@ 2024-02-07 22:18 ` Jan Kara
0 siblings, 0 replies; 3+ messages in thread
From: Jan Kara @ 2024-02-07 22:18 UTC (permalink / raw)
To: Dave Chinner
Cc: syzbot, axboe, brauner, chandan.babu, dchinner, djwong, jack,
linux-fsdevel, linux-kernel, linux-xfs, syzkaller-bugs
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
^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] <0000000000001bebd305ee5cd30e@google.com>
2024-02-07 6:02 ` [syzbot] [xfs?] WARNING in xfs_bmapi_convert_delalloc syzbot
2024-02-07 21:17 ` Dave Chinner
2024-02-07 22:18 ` Jan Kara
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