From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264363AbTLPW5d (ORCPT ); Tue, 16 Dec 2003 17:57:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264367AbTLPW5d (ORCPT ); Tue, 16 Dec 2003 17:57:33 -0500 Received: from tmr-02.dsl.thebiz.net ([216.238.38.204]:35595 "EHLO gatekeeper.tmr.com") by vger.kernel.org with ESMTP id S264363AbTLPW5Z (ORCPT ); Tue, 16 Dec 2003 17:57:25 -0500 To: linux-kernel@vger.kernel.org Path: gatekeeper.tmr.com!davidsen From: davidsen@tmr.com (bill davidsen) Newsgroups: mail.linux-kernel Subject: Re: crypto-loop + highmen -> random crashes in -test11 Date: 16 Dec 2003 22:45:55 GMT Organization: TMR Associates, Schenectady NY Message-ID: References: <20031215223438.196295a8.akpm@osdl.org> <1071570648.3528.50.camel@localhost> X-Trace: gatekeeper.tmr.com 1071614755 2093 192.168.12.62 (16 Dec 2003 22:45:55 GMT) X-Complaints-To: abuse@tmr.com Originator: davidsen@gatekeeper.tmr.com Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org In article <1071570648.3528.50.camel@localhost>, Soeren Sonnenburg wrote: | I get random crashes/corruption/ init kills when I use cryptoloop on | this highmem enabled ppc machine. | | Applying the loop-* patches at | http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.0-test10/2.6.0-test10-mm1/broken-out | | seem to fix this problem (at least I did not get any crash due to | cryptoloop in the last 2 days) Thank you for identifying this. I have been having perfect results iwth the systems I have running cryptoloop, but they are both small. Now I not only know why I don't have problems, I have a way to prevent problems. Hopefully this will get into 2.6.0-final, since it fixes a hard fail case. | | Steps to reproduce: | | dd if=/dev/zero of=/file bs=1M count=100 | losetup -e blowfish /dev/loop0 /file | Password: | mkfs -t ext3 /dev/loop0 | mount /dev/loop0 /mnt | cd /mnt | dd if=/dev/zero of=bla | | gives you nice unpredictable crashes. | | | Soeren | | - | To unsubscribe from this list: send the line "unsubscribe linux-kernel" in | the body of a message to majordomo@vger.kernel.org | More majordomo info at http://vger.kernel.org/majordomo-info.html | Please read the FAQ at http://www.tux.org/lkml/ | -- bill davidsen CTO, TMR Associates, Inc Doing interesting things with little computers since 1979.