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Date: Wed, 22 Jul 2020 12:56:49 -0700 From: Jakub Kicinski <kuba@...nel.org> To: syzbot <syzbot+a41f2e0a3a2dad7febb0@...kaller.appspotmail.com> Cc: davem@...emloft.net, kuznet@....inr.ac.ru, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com, yoshfuji@...ux-ipv6.org Subject: Re: general protection fault in udp_tunnel_notify_del_rx_port On Wed, 22 Jul 2020 06:27:17 -0700 syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: 88825726 Merge tag 'drm-fixes-2020-07-17-1' of git://anong.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=143518bb100000 > kernel config: https://syzkaller.appspot.com/x/.config?x=a160d1053fc89af5 > dashboard link: https://syzkaller.appspot.com/bug?extid=a41f2e0a3a2dad7febb0 > compiler: gcc (GCC) 10.1.0-syz 20200507 FWIW I had a look and it appears that this is not really related to udp_tunnel_notify_del_rx_port() in any way. Seems a netdev or its ops get corrupted and udp_tunnel_notify_del_rx_port() just runs into that.
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