From: Eric Sesterhenn Subject: Re: BUG_ON at mballoc.c:3752 Date: Fri, 8 Feb 2008 16:07:05 +0100 Message-ID: <20080208150705.GA9111@alice> References: <20080131140137.GA20780@alice> <20080131154207.GA22201@alice> <20080204060055.GC7494@skywalker> <1202335188.6886.15.camel@norville.austin.ibm.com> <20080207125548.GA8701@skywalker> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: linux-ext4@vger.kernel.org, Dave Kleikamp , Eric Sandeen To: "Aneesh Kumar K.V" Return-path: Received: from mail.gmx.net ([213.165.64.20]:34730 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1757481AbYBHPHG (ORCPT ); Fri, 8 Feb 2008 10:07:06 -0500 Content-Disposition: inline In-Reply-To: <20080207125548.GA8701@skywalker> Sender: linux-ext4-owner@vger.kernel.org List-ID: > Eric , > can you run the test with below patch and see if this makes any > difference ?. I know we are not fixing any bugs in the below patch. ok, i checked out the old version again and applied both patches, the BUG is gone (no surprise) In the case where it would have hit the BUG i now get the following message: [ 740.400288] Aborting journal on device loop0. [ 740.405032] ext4_abort called. [ 740.405097] EXT4-fs error (device loop0): ext4_journal_start_sb: Detected aborted journal [ 740.405178] Remounting filesystem read-only [ 740.410974] EXT4-fs error (device loop0) in ext4_ordered_write_end: IO failure [ 740.414300] EXT4-fs error (device loop0) in ext4_reserve_inode_write: Journal has aborted [ 740.414422] pa cba56990: logic 16, phys. 1953, len 16 [ 740.414447] EXT4-fs error (device loop0): ext4_mb_release_inode_pa: free 4, pa_free 3 [ 740.414548] EXT4-fs error (device loop0) in ext4_mb_free_blocks: Journal has aborted Greetings, Eric