From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5490AC433F5 for ; Mon, 1 Nov 2021 08:06:54 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0139C610D2 for ; Mon, 1 Nov 2021 08:06:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0139C610D2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:41512 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mhSLF-0005wD-5d for qemu-devel@archiver.kernel.org; Mon, 01 Nov 2021 04:06:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60918) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mhSJu-0003Bu-IH for qemu-devel@nongnu.org; Mon, 01 Nov 2021 04:05:30 -0400 Received: from mga11.intel.com ([192.55.52.93]:46961) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mhSJo-0004Id-JK for qemu-devel@nongnu.org; Mon, 01 Nov 2021 04:05:29 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10154"; a="228421366" X-IronPort-AV: E=Sophos;i="5.87,198,1631602800"; d="scan'208";a="228421366" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Nov 2021 01:05:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,198,1631602800"; d="scan'208";a="488541535" Received: from unknown (HELO localhost.localdomain.bj.intel.com) ([10.238.156.105]) by orsmga007.jf.intel.com with ESMTP; 01 Nov 2021 01:05:18 -0700 From: "Rao, Lei" To: chen.zhang@intel.com, lizhijian@cn.fujitsu.com, jasowang@redhat.com, zhang.zhanghailiang@huawei.com, quintela@redhat.com, lukasstraub2@web.de, dgilbert@redhat.com Subject: [PATCH v2 2/7] Fixed qemu crash when guest power off in COLO mode Date: Mon, 1 Nov 2021 15:57:00 +0800 Message-Id: <1635753425-11756-3-git-send-email-lei.rao@intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1635753425-11756-1-git-send-email-lei.rao@intel.com> References: <1635753425-11756-1-git-send-email-lei.rao@intel.com> Received-SPF: pass client-ip=192.55.52.93; envelope-from=lei.rao@intel.com; helo=mga11.intel.com X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Rao, Lei" , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: "Rao, Lei" This patch fixes the following: qemu-system-x86_64: invalid runstate transition: 'shutdown' -> 'running' Aborted (core dumped) The gdb bt as following: 0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50 1 0x00007faa3d613859 in __GI_abort () at abort.c:79 2 0x000055c5a21268fd in runstate_set (new_state=RUN_STATE_RUNNING) at vl.c:723 3 0x000055c5a1f8cae4 in vm_prepare_start () at /home/workspace/colo-qemu/cpus.c:2206 4 0x000055c5a1f8cb1b in vm_start () at /home/workspace/colo-qemu/cpus.c:2213 5 0x000055c5a2332bba in migration_iteration_finish (s=0x55c5a4658810) at migration/migration.c:3376 6 0x000055c5a2332f3b in migration_thread (opaque=0x55c5a4658810) at migration/migration.c:3527 7 0x000055c5a251d68a in qemu_thread_start (args=0x55c5a5491a70) at util/qemu-thread-posix.c:519 8 0x00007faa3d7e9609 in start_thread (arg=) at pthread_create.c:477 9 0x00007faa3d710293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Signed-off-by: Lei Rao --- migration/migration.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/migration/migration.c b/migration/migration.c index 9172686b89..e5b38a492f 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -3616,7 +3616,9 @@ static void migration_iteration_finish(MigrationState *s) case MIGRATION_STATUS_CANCELLED: case MIGRATION_STATUS_CANCELLING: if (s->vm_was_running) { - vm_start(); + if (!runstate_check(RUN_STATE_SHUTDOWN)) { + vm_start(); + } } else { if (runstate_check(RUN_STATE_FINISH_MIGRATE)) { runstate_set(RUN_STATE_POSTMIGRATE); -- 2.30.2