From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Utz Subject: Re: Software RAID-5 attempt to access beyond end of device... Date: Mon, 30 Aug 2004 11:40:35 +0200 Sender: linux-raid-owner@vger.kernel.org Message-ID: <1093858834.13979.158.camel@slurp> References: <1093621033.13979.49.camel@slurp> <16690.51386.426771.284290@cse.unsw.edu.au> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <16690.51386.426771.284290@cse.unsw.edu.au> To: Neil Brown Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Mon, 2004-08-30 at 08:27, Neil Brown wrote: > On Friday August 27, su@rotamente.com wrote: > > Hello, > > > > I have a problem with an Software RAID-5 at the top of 4 IDE-Drives > > connected via 2 Promise UltraTX2 (20268) IDE controller. > > This is not a raid problem. It is a problem with your filesystem or > your hardware. > I think you have reported this for both reiserfs and ext3, in which > can it is unlikely to be the filesystem. I guess it could be in the > generic block layer... > > > > > FS is EXT3. > > Kernel 2.6.8.1 (problem occured with 2.6.7, update didn't helped) > > CPU: Pentium II 400 > > Mainboard: Asus P2B-S > > > > After 29% usage, I've got an Kernel oops and system stalls: > > -------- snip start ------------- > > Aug 27 16:30:18 gharb kernel: attempt to access beyond end of device > > Aug 27 16:30:18 gharb kernel: md0: rw=1, want=6917529027856096120, > > limit=241215360 > > 6917529027856096120 is 600000000CD0DB78 in hex. > 0xCD0DB78 is 215014264 which is not beyond the end of the device. > It looks like 2 extra bits have been set at the top of the address. > This could be due to bad memory (though that is more commonly a > single-bit error, not a double bit error), or it could be the > filesystem send a bad request, possibly due to bad indexing > information that has previously been stored on disk. > > I recommend running memtest for a while and confirming that it isn't a > hardware error, and then possibly following up on > linux-kernel@vger.kernel.org. > Ok, thanks for that hint, I've run memtest and it gives me a lot of error-counts!! Thats it! Sorry, next time I'll get sure its not a hardware problem before posting a message.. Thanks a lot!!! sebastian