Re: kernel BUG at include/linux/mm.h:LINE! (5)

From: Jakub Kicinski
Date: Fri Dec 06 2019 - 12:58:56 EST


On Fri, 06 Dec 2019 02:14:00 -0800, syzbot wrote:
> syzbot suspects this bug was fixed by commit:
>
> commit 9354544cbccf68da1b047f8fb7b47630e3c8a59d
> Author: Dirk van der Merwe <dirk.vandermerwe@xxxxxxxxxxxxx>
> Date: Mon Jun 24 04:26:58 2019 +0000
>
> net/tls: fix page double free on TX cleanup
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12ebd77ae00000
> start commit: 9e9322e5 selftest/net: Remove duplicate header
> git tree: net-next
> kernel config: https://syzkaller.appspot.com/x/.config?x=47f2db597668ac40
> dashboard link: https://syzkaller.appspot.com/bug?extid=5013d47539cdd43e7098
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=148763eb200000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1416ff3d200000
>
> If the result looks correct, please mark the bug fixed by replying with:
>
> #syz fix: net/tls: fix page double free on TX cleanup
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

#syz fix: net/tls: fix page double free on TX cleanup