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[209.85.161.41]) by smtp.gmail.com with ESMTPSA id j136sm750614ywj.17.2019.11.07.08.59.17 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 Nov 2019 08:59:18 -0800 (PST) Received: by mail-yw1-f41.google.com with SMTP id y64so830031ywe.3 for ; Thu, 07 Nov 2019 08:59:17 -0800 (PST) X-Received: by 2002:a0d:fe06:: with SMTP id o6mr1541900ywf.424.1573145957443; Thu, 07 Nov 2019 08:59:17 -0800 (PST) MIME-Version: 1.0 References: <000000000000f68d660570dcddd8@google.com> <000000000000e51d450596c1d472@google.com> In-Reply-To: <000000000000e51d450596c1d472@google.com> From: Willem de Bruijn Date: Thu, 7 Nov 2019 11:58:41 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: kernel BUG at net/ipv4/ip_output.c:LINE! To: syzbot Cc: Alexei Starovoitov , bpf , Daniel Borkmann , David Miller , David Ahern , johannes.berg@intel.com, Martin Lau , Alexey Kuznetsov , linux-kernel , Network Development , Peter Oskolkov , songliubraving@fb.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, Yonghong Song , Hideaki YOSHIFUJI Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 7, 2019 at 8:42 AM syzbot wrote: > > syzbot suspects this bug was fixed by commit: > > commit e7c87bd6cc4ec7b0ac1ed0a88a58f8206c577488 > Author: Willem de Bruijn > Date: Wed Jan 16 01:19:22 2019 +0000 > > bpf: in __bpf_redirect_no_mac pull mac only if present > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14175486600000 > start commit: 112cbae2 Merge branch 'linus' of git://git.kernel.org/pub/.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=152cb8ccd35b1f70 > dashboard link: https://syzkaller.appspot.com/bug?extid=90d5ec0c05e708f3b66d > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=153ed6e2400000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1539038c400000 > > If the result looks correct, please mark the bug fixed by replying with: > > #syz fix: bpf: in __bpf_redirect_no_mac pull mac only if present #syz fix: bpf: in __bpf_redirect_no_mac pull mac only if present