From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: INFO: task hung in vhost_net_stop_vq Date: Tue, 19 Mar 2019 22:21:00 -0700 Message-ID: <0000000000008ee87005847fc985@google.com> References: <0000000000004f8499057be95e1d@google.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes To: jasowang@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, virtualization@lists.linux-foundation.org, weiyj.lk@gmail.com Return-path: In-Reply-To: <0000000000004f8499057be95e1d@google.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org syzbot has bisected this bug to: commit 6b1e6cc7855b09a0a9bfa1d9f30172ba366f161c Author: Jason Wang Date: Thu Jun 23 06:04:32 2016 +0000 vhost: new device IOTLB API bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1486ad27200000 start commit: 6b1e6cc7 vhost: new device IOTLB API git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=1686ad27200000 console output: https://syzkaller.appspot.com/x/log.txt?x=1286ad27200000 kernel config: https://syzkaller.appspot.com/x/.config?x=c94f9f0c0363db4b dashboard link: https://syzkaller.appspot.com/bug?extid=d21e6e297322a900c128 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=141db34d400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=108ef293400000 Reported-by: syzbot+d21e6e297322a900c128@syzkaller.appspotmail.com Fixes: 6b1e6cc7 ("vhost: new device IOTLB API")