Re: [syzbot] [udf?] general protection fault in d_splice_alias

[Jan Kara]

On Thu 06-03-25 01:04:03, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
> 
> commit 902e09c8acde117b00369521f54df817a983d4ab
> Author: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
> Date:   Mon Feb 3 21:16:09 2025 +0000
> 
>     fix braino in "9p: fix ->rename_sem exclusion"
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11d77078580000
> start commit:   69e858e0b8b2 Merge tag 'uml-for-linus-6.14-rc1' of git://g..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=d1a6d4df5fcc342f
> dashboard link: https://syzkaller.appspot.com/bug?extid=a9c0867e4d1dd0c7ab19
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=125d0eb0580000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13a595f8580000
> 
> If the result looks correct, please mark the issue as fixed by replying with:
 
#syz fix: fix braino in "9p: fix ->rename_sem exclusion"

Not sure how 9p got into this but given where cause bisection landed this
makes a lot of sense.

								Honza
-- 
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR