From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030380AbXCHJPM (ORCPT ); Thu, 8 Mar 2007 04:15:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030381AbXCHJPM (ORCPT ); Thu, 8 Mar 2007 04:15:12 -0500 Received: from laposte.rennes.enst-bretagne.fr ([192.44.77.17]:53757 "EHLO laposte.rennes.enst-bretagne.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030380AbXCHJO7 (ORCPT ); Thu, 8 Mar 2007 04:14:59 -0500 X-Greylist: delayed 1793 seconds by postgrey-1.27 at vger.kernel.org; Thu, 08 Mar 2007 04:14:59 EST Message-ID: <45EFCD0D.1090805@free.fr> Date: Thu, 08 Mar 2007 09:45:01 +0100 From: Kevin Perros User-Agent: Thunderbird 1.5.0.9 (X11/20070103) MIME-Version: 1.0 To: Frank Hartmann CC: linux-kernel@vger.kernel.org Subject: Re: PROBLEM: 2.6.19.1 Oops while doing Disk IO + playing sound, 2.6.20 too -> STATUS git-bisect References: <877ivr6t0k.fsf@fantasio.hh.de> <20070207091841.GE24590@atrey.karlin.mff.cuni.cz> <87wt2thhux.fsf@fantasio.hh.de> <20070208093930.GB10973@duck.suse.cz> <87bqk06bhi.fsf_-_@fantasio.hh.de> <20070214143249.GE23203@duck.suse.cz> <87r6ssl3g4.fsf@fantasio.hh.de> <20070215094053.GA28205@duck.suse.cz> <87mz3f9gab.fsf@fantasio.hh.de> <20070216092909.GA1711@duck.suse.cz> <877itxmmkv.fsf_-_@fantasio.hh.de> In-Reply-To: <877itxmmkv.fsf_-_@fantasio.hh.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, I just had the same problem with a 2.6.20 kernel, just after the boot, after having launched Mozilla Firefox. The browser seemed to lag while rendering a page, and after say 20 seconds, I got an oops. I was *not* playing sound. This message is repeated a HUGE amount of times in my syslog : __find_get_block_slow() failed. block=1570988, b_blocknr=1562796 b_state=0x00000029, b_size=4096 device blocksize: 4096 And finally, I got the Ooops: BUG: unable to handle kernel paging request at virtual address 0491c624 printing eip: c0180ceb *pde = 00000000 Oops: 0002 [#1] PREEMPT Modules linked in: binfmt_misc ipv6 video container button battery ac af_packet tsdev usbhid snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss psmouse e1000 snd_pcm snd_timer serio_raw evdev intel_agp agpgart snd soundcore snd_page_alloc rtc ext3 jbd ehci_hcd uhci_hcd usbcore ide_generic ide_cd cdrom ide_disk piix generic ide_core thermal processor fan CPU: 0 EIP: 0060:[drop_buffers+91/240] Not tainted VLI EFLAGS: 00010286 (2.6.20 #1) EIP is at drop_buffers+0x5b/0xf0 eax: df91c620 ebx: df91c5f8 ecx: df91c620 edx: 0491c620 esi: df91c5f8 edi: c13f3a80 ebp: df91c5f8 esp: dfa13ddc ds: 007b es: 007b ss: 0068 Process kswapd0 (pid: 108, ti=dfa12000 task=dfa55550 task.ti=dfa12000) Stack: c12d8ea0 00000000 c01550c5 dfa6cbbc dfa13e04 c13f3a80 00000000 00000001 c13f3a98 c0180db8 00000000 c13f3a80 c031ec44 c0149a1d dfa13f08 00000000 dfa13ef8 dfa13f00 c031ed14 dfa13f78 00000020 00000000 00000000 00000020 Call Trace: [move_to_swap_cache+69/96] move_to_swap_cache+0x45/0x60 [try_to_free_buffers+56/160] try_to_free_buffers+0x38/0xa0 [shrink_inactive_list+1805/2128] shrink_inactive_list+0x70d/0x850 [__pagevec_release+21/32] __pagevec_release+0x15/0x20 [shrink_zone+152/256] shrink_zone+0x98/0x100 [kswapd+797/1072] kswapd+0x31d/0x430 [autoremove_wake_function+0/80] autoremove_wake_function+0x0/0x50 [kswapd+0/1072] kswapd+0x0/0x430 [kthread+168/224] kthread+0xa8/0xe0 [kthread+0/224] kthread+0x0/0xe0 [kernel_thread_helper+7/20] kernel_thread_helper+0x7/0x14 ======================= Code: 8b 02 83 e0 06 0b 42 34 75 74 8b 52 04 39 d6 75 dc 89 f3 eb 06 39 ee 89 eb 74 3e 8b 53 28 8d 4b 28 8b 6b 04 39 d1 74 ed 8b 41 04 <89> 42 04 89 10 89 49 04 89 4b 28 8b 4b 30 85 c9 74 4b 8b 03 f6 EIP: [drop_buffers+91/240] drop_buffers+0x5b/0xf0 SS:ESP 0068:dfa13ddc <6>note: kswapd0[108] exited with preempt_count 1