From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43263) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cb5IV-0000rp-Pa for qemu-devel@nongnu.org; Tue, 07 Feb 2017 07:55:09 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cb5IP-0000l7-Uc for qemu-devel@nongnu.org; Tue, 07 Feb 2017 07:55:03 -0500 Received: from indium.canonical.com ([91.189.90.7]:52055) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cb5IP-0000kr-Og for qemu-devel@nongnu.org; Tue, 07 Feb 2017 07:54:57 -0500 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.76 #1 (Debian)) id 1cb5IN-0004kt-7W for ; Tue, 07 Feb 2017 12:54:55 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id EEF152E80C4 for ; Tue, 7 Feb 2017 12:54:54 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Tue, 07 Feb 2017 12:43:38 -0000 From: Thomas Huth <855800@bugs.launchpad.net> Reply-To: Bug 855800 <855800@bugs.launchpad.net> Sender: bounces@canonical.com References: <20110921182430.29459.49832.malonedeb@wampee.canonical.com> Message-Id: <20170207124338.4336.15919.malone@chaenomeles.canonical.com> Errors-To: bounces@canonical.com Subject: [Qemu-devel] [Bug 855800] Re: KVM crashes when attempting to restart migration List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Can you still reproduce this issue with the latest version of QEMU (currently v2.8)? ** Changed in: qemu Status: New =3D> Incomplete -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/855800 Title: KVM crashes when attempting to restart migration Status in QEMU: Incomplete Status in qemu-kvm package in Ubuntu: Confirmed Bug description: Operations performed: Sequence to trigger crash: * Start two kvm systems, one on gerph (primary), one on nbuild2 (list= ening for incoming migration) - do not use -daemonize * On gerph, connect to monitor. * "migrate -d -b tcp:nbuild2:4444" * "info migrate" * "migrate_cancel" * "info migrate" * "migrate -d -b tcp:nbuild2:4444" * crashed with assertion: kvm: block-migration.c:355: flush_blks: Assertion `block_mig_state.read_d= one >=3D 0' failed. Connection closed by foreign host. [1]+ Aborted (core dumped) kvm -drive file=3D./copy-disk= 2.img,boot=3Don -m 4096 -serial mon:telnet::23023,server,nowait -balloon vi= rtio -vnc :99 -usbdevice tablet -net nic,macaddr=3Df6:a6:31:53:89:9a,model= =3Drtl8139,vlan=3D0 -net tap,vlan=3D0 = Repeating the operations above often dies in different places; just repea= t the cancel and restart the operation. Because the KVM system dies, the un= derlying VM is obviously terminated. Distribution: jfletcher@gerph:~$ lsb_release -rd Description: Ubuntu 10.04.3 LTS Release: 10.04 Package: jfletcher@gerph:~$ apt-cache policy kvm kvm: Installed: 1:84+dfsg-0ubuntu16+0.12.3+noroms+0ubuntu9.15 Candidate: 1:84+dfsg-0ubuntu16+0.12.3+noroms+0ubuntu9.15 Version table: *** 1:84+dfsg-0ubuntu16+0.12.3+noroms+0ubuntu9.15 0 500 http://gb.archive.ubuntu.com/ubuntu/ lucid-updates/main Packa= ges 500 http://security.ubuntu.com/ubuntu/ lucid-security/main Packag= es 100 /var/lib/dpkg/status 1:84+dfsg-0ubuntu16+0.12.3+noroms+0ubuntu9 0 500 http://gb.archive.ubuntu.com/ubuntu/ lucid/main Packages To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/855800/+subscriptions