Re: general protection fault in tcf_action_destroy (2)

From: Dmitry Vyukov
Date: Wed Nov 11 2020 - 08:13:33 EST


On Wed, Apr 29, 2020 at 5:03 AM syzbot
<syzbot+92a80fff3b3af6c4464e@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> syzbot suspects this bug was fixed by commit:
>
> commit 0d1c3530e1bd38382edef72591b78e877e0edcd3
> Author: Cong Wang <xiyou.wangcong@xxxxxxxxx>
> Date: Thu Mar 12 05:42:28 2020 +0000
>
> net_sched: keep alloc_hash updated after hash allocation
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15e74154100000
> start commit: 67d584e3 Merge tag 'for-5.6-rc6-tag' of git://git.kernel.o..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=9f894bd92023de02
> dashboard link: https://syzkaller.appspot.com/bug?extid=92a80fff3b3af6c4464e
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=160c3223e00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14f790ade00000
>
> If the result looks correct, please mark the bug fixed by replying with:
>
> #syz fix: net_sched: keep alloc_hash updated after hash allocation
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

#syz fix: net_sched: keep alloc_hash updated after hash allocation