kernel BUG at drivers/dma-buf/dma-buf.c:LINE!

[Dmitry Vyukov]

On Sat, Dec 19, 2020 at 3:50 AM syzbot
<syzbot+d6734079f30f7fc39021 at syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit e722a295cf493388dae474745d30e91e1a2ec549
> Author: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Date:   Thu Aug 27 12:36:27 2020 +0000
>
>     staging: ion: remove from the tree
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17d4f137500000
> start commit:   abb3438d Merge tag 'm68knommu-for-v5.9-rc3' of git://git.k..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=978db74cb30aa994
> dashboard link: https://syzkaller.appspot.com/bug?extid=d6734079f30f7fc39021
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17428596900000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: staging: ion: remove from the tree
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

The reproducer opens /dev/ion

#syz fix: staging: ion: remove from the tree