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Thu, 25 Jul 2019 07:32:52 -0700 (PDT) Received: from localhost ([184.63.162.180]) by smtp.gmail.com with ESMTPSA id d2sm45941096pjs.21.2019.07.25.07.32.50 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 25 Jul 2019 07:32:51 -0700 (PDT) Date: Thu, 25 Jul 2019 07:32:44 -0700 From: John Fastabend To: syzbot , arvid.brodin@alten.se, aviadye@mellanox.com, borisp@mellanox.com, daniel@iogearbox.net, davejwatson@fb.com, davem@davemloft.net, jakub.kicinski@netronome.com, john.fastabend@gmail.com, john.hurley@netronome.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, simon.horman@netronome.com, syzkaller-bugs@googlegroups.com, willemb@google.com, xiyou.wangcong@gmail.com Message-ID: <5d39bd8c17d6e_3ccf2b1636f025b8c4@john-XPS-13-9370.notmuch> In-Reply-To: <000000000000e8c654058e7576ef@google.com> References: <000000000000464b54058e722b54@google.com> <000000000000e8c654058e7576ef@google.com> Subject: Re: BUG: spinlock recursion in release_sock Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot wrote: > syzbot has bisected this bug to: > > commit 8822e270d697010e6a4fd42a319dbefc33db91e1 > Author: John Hurley > Date: Sun Jul 7 14:01:54 2019 +0000 > > net: core: move push MPLS functionality from OvS to core helper > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13ca5a5c600000 > start commit: 9e6dfe80 Add linux-next specific files for 20190724 > git tree: linux-next > final crash: https://syzkaller.appspot.com/x/report.txt?x=102a5a5c600000 > console output: https://syzkaller.appspot.com/x/log.txt?x=17ca5a5c600000 > kernel config: https://syzkaller.appspot.com/x/.config?x=6cbb8fc2cf2842d7 > dashboard link: https://syzkaller.appspot.com/bug?extid=e67cf584b5e6b35a8ffa > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13680594600000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15b34144600000 > > Reported-by: syzbot+e67cf584b5e6b35a8ffa@syzkaller.appspotmail.com > Fixes: 8822e270d697 ("net: core: move push MPLS functionality from OvS to > core helper") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection This commit is wrong, it appears to be introduced by some other fixes we pushed last couple days for tls/bpf. I'll look into it. Thanks.