From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.wl.linuxfoundation.org ([198.145.29.98]:40026 "EHLO mail.wl.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728054AbfGRUVk (ORCPT ); Thu, 18 Jul 2019 16:21:40 -0400 Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8F4CC288BE for ; Thu, 18 Jul 2019 20:21:39 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 204223] [fstests generic/388 on xfs]: 4.19.58 xfs_nocrc / xfs_reflink null pointer dereference at xfs_trans_brelse+0x21 Date: Thu, 18 Jul 2019 20:21:38 +0000 Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: linux-xfs@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=204223 --- Comment #3 from Luis Chamberlain (mcgrof@kernel.org) --- After about ~30 runs I managed to crash a system with the same type of output on this big with reflink enabled but rmapbt disabled, ie, the "xfs_reflink_normapbt" configuration Zorro used on kz#204049: # xfs_info /dev/loop5 meta-data=/dev/loop5 isize=512 agcount=4, agsize=1310720 blks = sectsz=512 attr=2, projid32bit=1 = crc=1 finobt=1, sparse=1, rmapbt=0 = reflink=1 data = bsize=4096 blocks=5242880, imaxpct=25 = sunit=0 swidth=0 blks naming =version 2 bsize=4096 ascii-ci=0, ftype=1 log =internal log bsize=4096 blocks=2560, version=2 = sectsz=512 sunit=0 blks, lazy-count=1 realtime =none extsz=4096 blocks=0, rtextents=0 [0] https://bugzilla.kernel.org/show_bug.cgi?id=204049 kz#204049 reveals upstream is also affected by this bug then. -- You are receiving this mail because: You are watching someone on the CC list of the bug.