From: Dave Jones Subject: Re: EXT4 corruption on Linus latest tree. Date: Wed, 27 Feb 2013 11:04:46 -0500 Message-ID: <20130227160446.GA4792@redhat.com> References: <20130227154311.GA12450@redhat.com> <20130227155539.GA2638@pd.tnic> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: Borislav Petkov , Linux Kernel , linux-ext4@vger.kernel.org Return-path: Content-Disposition: inline In-Reply-To: <20130227155539.GA2638@pd.tnic> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Wed, Feb 27, 2013 at 04:55:39PM +0100, Borislav Petkov wrote: > On Wed, Feb 27, 2013 at 10:43:11AM -0500, Dave Jones wrote: > > Built from a pull around midnight EST last night. > > (Don't have the git hash, as the source is on the disk that is now inaccessable..) > > > > EXT4-fs error (device sdb1): htree_dirblock_to_tree:919: inode #172235804: block 152052301: comm ls: bad entry in directory: rec_len is smaller than minimal - offset=0(0), inode=0, rec_len=0, name_len=0 > > EXT4-fs error (device sdb1): htree_dirblock_to_tree:919: inode #172235804: block 152052301: comm ls: bad entry in directory: rec_len is smaller than minimal - offset=0(0), inode=0, rec_len=0, name_len=0 > > EXT4-fs error (device sdb1): htree_dirblock_to_tree:919: inode #172235804: block 152052301: comm ls: bad entry in directory: rec_len is smaller than minimal - offset=0(0), inode=0, rec_len=0, name_len=0 > > EXT4-fs error (device sdb1): htree_dirblock_to_tree:919: inode #172235381: block 152052288: comm ls: bad entry in directory: rec_len is smaller than minimal - offset=0(0), inode=0, rec_len=0, name_len=0 > > EXT4-fs error (device sdb1): htree_dirblock_to_tree:919: inode #172228609: block 152051744: comm ls: bad entry in directory: rec_len is smaller than minimal - offset=0(0), inode=0, rec_len=0, name_len=0 > > > > This is a 3TB disk which has 1.9TB used. > > > > I can see some files/dirs, but some top level dirs now appear empty. > > > > About to reboot back to a safe kernel and fsck. > > Hmm, more people triggering something like that: > http://marc.info/?l=linux-kernel&m=136196926015305&w=2 Yeah, looks similar. The missing files/dirs reappeared when I booted an older kernel, so it looks like the corruption doesn't hit the disk. Fsck (1.42.5) didn't find anything either. Dave