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SubjectRe: general protection fault in __x86_indirect_thunk_rbx
On Thu, Mar 21, 2019 at 7:08 AM NeilBrown <neilb@suse.com> wrote:
>
> On Wed, Mar 20 2019, syzbot wrote:
>
> > syzbot has bisected this bug to:
> >
> > commit dee160df820de41ff2f59a715643680822a0ab06
> > Author: NeilBrown <neilb@suse.com>
> > 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

Hi Neil,

You are talking to robot. Robot does not understand English prose ;)
Here is info on how to talk to it:
> See https://goo.gl/tpsmEJ for more information about syzbot.

In this case I think we need to say:

#syz fix: fs/locks: use properly initialized file_lock when unlocking.

> > 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: syzbot+83e12cf81d2c14842146@syzkaller.appspotmail.com
> > Fixes: dee160df ("locks: use properly initialized file_lock when
> > unlocking.")
>
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