Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268644AbTGLWfa (ORCPT ); Sat, 12 Jul 2003 18:35:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268676AbTGLWf3 (ORCPT ); Sat, 12 Jul 2003 18:35:29 -0400 Received: from mithril.c-zone.net ([63.172.74.235]:48645 "EHLO mail.c-zone.net") by vger.kernel.org with ESMTP id S268644AbTGLWfR (ORCPT ); Sat, 12 Jul 2003 18:35:17 -0400 Message-ID: <3F1090BA.9050706@c-zone.net> Date: Sat, 12 Jul 2003 15:50:34 -0700 From: jiho@c-zone.net Organization: Kidding of Course User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:0.9.4) Gecko/20011126 Netscape6/6.2.1 X-Accept-Language: en-us MIME-Version: 1.0 To: "Martin J. Bligh" CC: linux-kernel Subject: Re: [Bug 914] New: "bad: scheduling while atomic!" flood after IDE error References: <166680000.1058017544@[10.10.2.4]> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2499 Lines: 60 This looks suspiciously like what used to be reported as a "lost interrupt" in earlier kernels. It typically starts with a hardware problem, such as cable overheating (my personal favorite). Martin J. Bligh wrote: > http://bugme.osdl.org/show_bug.cgi?id=914 > > Summary: "bad: scheduling while atomic!" flood after IDE error > Kernel Version: 2.5.75 > Status: NEW > Severity: normal > Owner: alan@lxorguk.ukuu.org.uk > Submitter: rl@hellgate.ch > > > This problem has been reported on LKML for 2.5.74. I think I have seen it > at least with 2.5.73, too. The system looks okay, then, usually hours later > (if at all, it's a rare event), something freezes the system for several > seconds and triggers a flood of those call traces (many of them per second). > It seems an IDE error causes it. > > A 2.5.75 trace (the call stack is always the same): > > Jul 12 13:08:47 [kernel] hda: dma_timer_expiry: dma status == 0x61 > Jul 12 13:09:02 [kernel] hda: timeout waiting for DMA > Jul 12 13:09:03 [kernel] ide0: reset: success > Jul 12 13:09:03 [kernel] bad: scheduling while atomic! > - Last output repeated 103 times - > Jul 12 13:09:51 [kernel] Call Trace: > Jul 12 13:09:51 [kernel] [] default_idle+0x0/0x40 > Jul 12 13:09:51 [kernel] [] schedule+0x500/0x510 > Jul 12 13:09:51 [kernel] [] poll_idle+0x2a/0x40 > Jul 12 13:09:51 [kernel] [] apm_cpu_idle+0xa3/0x140 > Jul 12 13:09:51 [kernel] [] apm_cpu_idle+0x0/0x140 > Jul 12 13:09:51 [kernel] [] default_idle+0x0/0x40 > Jul 12 13:09:51 [kernel] [] cpu_idle+0x38/0x40 > Jul 12 13:09:51 [kernel] [] rest_init+0x0/0x30 > Jul 12 13:09:51 [kernel] [] start_kernel+0x138/0x140 > Jul 12 13:09:51 [kernel] [] unknown_bootoption+0x0/0x100 > Jul 12 13:09:51 [kernel] bad: scheduling while atomic! > - Last output repeated 144 times - > > > - > 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/ > > - 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/