From nobody Tue Nov 11 03:16:15 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1561097867; cv=none; d=zoho.com; s=zohoarc; b=FNUnEQRqfOQ5y2n0d+aNcI5JfHO9acn9Y3EEoXPF4k/HSLbnKv/OGSZSAJh7vOqi5xok2aSdFUm3ji1Xc7rPRAKbl8Va76+7sKK0FeXZjof7zLxgl7Fk031KjG3orEGrShzMJCn539tQKqWbuB+fHUzkRuzXVSZH5BiDwj3Y7Mw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1561097867; h=Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:Sender:Subject:To:ARC-Authentication-Results; bh=Lozk1EiZ8bDntWbAJ/XEWFE5QjjGEPNH5V6q61j0ha8=; b=lHd4vByiVJ564/ILaWeCIq0aCdcPJfYH/PaRwJHcOOmsweuEsTGdklSnxTy8MbnTuu/pIkhO13PhskTLQbPU+9hc0Dah/8ZhDHFM3ee6B6DMD2ZolU8qQV5wE4Byto4qri6eLKeUMVFLzrjv+SNxxUmHxN1sQmKb88mLz6Su+RU= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1561097867446637.2754013854116; Thu, 20 Jun 2019 23:17:47 -0700 (PDT) Received: from localhost ([::1]:55020 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1heCrV-0003QY-TG for importer@patchew.org; Fri, 21 Jun 2019 02:17:25 -0400 Received: from eggs.gnu.org ([209.51.188.92]:47109) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1heClQ-0005C7-AY for qemu-devel@nongnu.org; Fri, 21 Jun 2019 02:11:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1heCXe-0005rf-JH for qemu-devel@nongnu.org; Fri, 21 Jun 2019 01:56:55 -0400 Received: from mga09.intel.com ([134.134.136.24]:60483) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1heCXd-0005l6-DS; Fri, 21 Jun 2019 01:56:53 -0400 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Jun 2019 22:56:46 -0700 Received: from unknown (HELO localhost.localdomain) ([10.239.13.19]) by orsmga002.jf.intel.com with ESMTP; 20 Jun 2019 22:56:44 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,399,1557212400"; d="scan'208";a="171116418" From: Zhang Chen To: Xie Changlong , Kevin Wolf , Max Reitz , qemu-block , qemu-dev Date: Fri, 21 Jun 2019 13:52:02 +0800 Message-Id: <20190621055202.28270-1-chen.zhang@intel.com> X-Mailer: git-send-email 2.17.GIT X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.24 Subject: [Qemu-devel] [PATCH V2] block/replication.c: Fix crash issue after failover X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Zhang Chen , Zhang Chen Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Zhang Chen If we try to close replication after failover, it will crash here. So we need check the block job on active disk before cancel the job. Signed-off-by: Zhang Chen --- block/replication.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/block/replication.c b/block/replication.c index 3d4dedddfc..845f796dd4 100644 --- a/block/replication.c +++ b/block/replication.c @@ -146,7 +146,9 @@ static void replication_close(BlockDriverState *bs) replication_stop(s->rs, false, NULL); } if (s->stage =3D=3D BLOCK_REPLICATION_FAILOVER) { - job_cancel_sync(&s->active_disk->bs->job->job); + if (s->active_disk->bs->job) { + job_cancel_sync(&s->active_disk->bs->job->job); + } } =20 if (s->mode =3D=3D REPLICATION_MODE_SECONDARY) { --=20 2.17.GIT