From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 28 May 2003 16:18:37 -0700 From: Andrew Morton Subject: Re: 2.5.70-mm1 bootcrash, possibly RAID-1 Message-Id: <20030528161837.409099eb.akpm@digeo.com> In-Reply-To: <20030528225913.GA1103@hh.idb.hist.no> References: <20030408042239.053e1d23.akpm@digeo.com> <3ED49A14.2020704@aitel.hist.no> <20030528111345.GU8978@holomorphy.com> <3ED49EB8.1080506@aitel.hist.no> <20030528113544.GV8978@holomorphy.com> <20030528225913.GA1103@hh.idb.hist.no> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Helge Hafting Cc: wli@holomorphy.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, neilb@cse.unsw.edu.au List-ID: Helge Hafting wrote: > > On Wed, May 28, 2003 at 04:35:44AM -0700, William Lee Irwin III wrote: > > > > This is unusual; I'm having trouble very close to this area. There is > > a remote chance it could be the same problem. > > > > Could you log this to serial and get the rest of the oops/BUG? If it's > > where I think it is, I've been looking at end_page_writeback() and so > > might have an idea or two. > > I tried 2.5.70-mm1 on the dual celeron at home. This one has > scsi instead of ide, so I guess it is a RAID-1 problem. > This machine has root on raid-1 too. I believe there where > several oopses in a row, I captured all of the last one > thanks to a framebuffer with a small font. Here it is: > > Unable to handle kernel paging request at virtual address 8a8a8ab6 > *pde=0 OOPS 0000 [#1] > EIP at put_all_bios+0x47/0x80 > (edx was the register containing 8a8a8a8a) > Process swapper pid=0 threadinfo c1352000 task=c13f52d0 > Call trace: > raid_end_bio_io > raid1_end_request That's POISON_BEFORE: "use of uninitialised memory", not "use of freed memory". I fiddled with the slab poisoning values, and shall undo that. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org