On Wed, Mar 20 2019, syzbot wrote: > syzbot has bisected this bug to: > > commit dee160df820de41ff2f59a715643680822a0ab06 > Author: NeilBrown <[email protected]> > Date: Mon Nov 5 01:30:47 2018 +0000 > > locks: use properly initialized file_lock when unlocking.
This commit did not make it to mainline.
It was replaced by
Commit d6367d624137 ("fs/locks: use properly initialized file_lock when
unlocking.")
which added a call to locks_init_lock() in flock_make_lock().
NeilBrown
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13f39fd7200000
> start commit: dee160df locks: use properly initialized file_lock when un..
> git tree: linux-next
> final crash: https://syzkaller.appspot.com/x/report.txt?x=100b9fd7200000
> console output: https://syzkaller.appspot.com/x/log.txt?x=17f39fd7200000
> kernel config: https://syzkaller.appspot.com/x/.config?x=caa433e1c8778437
> dashboard link: https://syzkaller.appspot.com/bug?extid=83e12cf81d2c14842146
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15bd9447400000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1121d82b400000
>
> Reported-by: [email protected]
> Fixes: dee160df ("locks: use properly initialized file_lock when
> unlocking.")
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