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 X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0A88C3524A for ; Tue, 4 Feb 2020 06:38:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B33C62087E for ; Tue, 4 Feb 2020 06:38:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726189AbgBDGie convert rfc822-to-8bit (ORCPT ); Tue, 4 Feb 2020 01:38:34 -0500 Received: from mail.kernel.org ([198.145.29.99]:50594 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725976AbgBDGie (ORCPT ); Tue, 4 Feb 2020 01:38:34 -0500 From: bugzilla-daemon@bugzilla.kernel.org To: linux-xfs@vger.kernel.org Subject: [Bug 206399] [xfstests xfs/433] BUG: KASAN: use-after-free in xfs_attr3_node_inactive+0x6c8/0x7b0 [xfs] Date: Tue, 04 Feb 2020 06:38:31 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo filesystem_xfs@kernel-bugs.kernel.org X-Bugzilla-Product: File System X-Bugzilla-Component: XFS X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: zlang@redhat.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: filesystem_xfs@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Sender: linux-xfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=206399 --- Comment #2 from Zorro Lang (zlang@redhat.com) --- 208 error = xfs_trans_get_buf(*trans, mp->m_ddev_targp, 209 child_blkno, 210 XFS_FSB_TO_BB(mp, mp->m_attr_geo->fsbcount), 0, 211 &child_bp); 212 if (error) 213 return error; --> 214 error = bp->b_error; I think this place is wrong, why not use child_bp->b_error? The 'bp' has been freed by: 160 xfs_trans_brelse(*trans, bp); /* no locks for later trans */ right? -- You are receiving this mail because: You are watching the assignee of the bug.