Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758022AbXJCIuk (ORCPT ); Wed, 3 Oct 2007 04:50:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757709AbXJCIub (ORCPT ); Wed, 3 Oct 2007 04:50:31 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:48804 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752562AbXJCIua (ORCPT ); Wed, 3 Oct 2007 04:50:30 -0400 Date: Wed, 3 Oct 2007 10:50:22 +0200 From: Ingo Molnar To: Linus Torvalds Cc: Linux Kernel Mailing List , Greg KH , Alexander Viro , Peter Zijlstra Subject: Re: [bug] crash when reading /proc/mounts (was: Re: Linux 2.6.23-rc9 and a heads-up for the 2.6.24 series..) Message-ID: <20071003085022.GA6672@elte.hu> References: <20071003084607.GC32218@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071003084607.GC32218@elte.hu> User-Agent: Mutt/1.5.14 (2007-02-12) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.1.7-deb -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1003 Lines: 26 update: occasionally the reading of /proc/mounts succeeds, and it's: open("/proc/mounts", O_RDONLY|O_LARGEFILE) = 3 fstat64(3, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0 read(3, "rootfs / rootfs rw 0 0\n/dev/root"..., 4096) = 290 write(1, "rootfs / rootfs rw 0 0\n/dev/root"..., 290rootfs / rootfs rw 0 0 /dev/root / ext3 rw,noatime,nodiratime,data=ordered 0 0 /proc /proc proc rw 0 0 /proc/bus/usb /proc/bus/usb usbfs rw 0 0 /sys /sys sysfs rw 0 0 /dev/devpts /dev/pts devpts rw 0 0 /dev/sda2 /home ext3 rw,noatime,nodiratime,data=ordered 0 0 nodev /debug debugfs rw 0 0 ) = 290 read(3, "", 4096) = 0 close(3) = 0 there's nothing particularly interesting in it. (perhaps debugfs) Ingo - 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/