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SubjectRe: general protection fault in fanotify_handle_event
On Thu 18-04-19 10:14:00, syzbot wrote:
> syzbot has bisected this bug to:
>
> commit 77115225acc67d9ac4b15f04dd138006b9cd1ef2
> Author: Amir Goldstein <amir73il@gmail.com>
> Date: Thu Jan 10 17:04:37 2019 +0000
>
> fanotify: cache fsid in fsnotify_mark_connector
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1627632d200000
> start commit: 3f018f4a Add linux-next specific files for 20190418
> git tree: linux-next
> final crash: https://syzkaller.appspot.com/x/report.txt?x=1527632d200000
> console output: https://syzkaller.appspot.com/x/log.txt?x=1127632d200000
> kernel config: https://syzkaller.appspot.com/x/.config?x=faa7bdc352fc157e
> dashboard link: https://syzkaller.appspot.com/bug?extid=15927486a4f1bfcbaf91
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=155543d3200000
>
> Reported-by: syzbot+15927486a4f1bfcbaf91@syzkaller.appspotmail.com
> Fixes: 77115225acc6 ("fanotify: cache fsid in fsnotify_mark_connector")
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Let syzbot test the fix:

#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs.git fsnotify

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

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