Re: BUG: corrupted list in __dentry_kill (2)

From: Dmitry Vyukov
Date: Thu Dec 12 2019 - 01:48:35 EST


On Thu, Dec 12, 2019 at 7:12 AM Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
>
> On Wed, Dec 11, 2019 at 09:59:11PM -0800, syzbot wrote:
> > Hello,
> >
> > syzbot found the following crash on:
> >
> > HEAD commit: 938f49c8 Add linux-next specific files for 20191211
> > git tree: linux-next
> > console output: https://syzkaller.appspot.com/x/log.txt?x=150eba1ee00000
> > kernel config: https://syzkaller.appspot.com/x/.config?x=96834c884ba7bb81
> > dashboard link: https://syzkaller.appspot.com/bug?extid=31043da7725b6ec210f1
> > compiler: gcc (GCC) 9.0.0 20181231 (experimental)
> > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12dc83dae00000
> > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16ac8396e00000
> >
> > IMPORTANT: if you fix the bug, please add the following tag to the commit:
> > Reported-by: syzbot+31043da7725b6ec210f1@xxxxxxxxxxxxxxxxxxxxxxxxx
>
> Already fixed in a3d1e7eb5abe3aa1095bc75d1a6760d3809bd672

This commit was in the tested tree already as far as I can see.