From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 1 Apr 2003 22:49:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 1 Apr 2003 22:49:26 -0500 Received: from dsl081-142-120.chi1.dsl.speakeasy.net ([64.81.142.120]:22270 "EHLO topaz") by vger.kernel.org with ESMTP id ; Tue, 1 Apr 2003 22:49:25 -0500 To: linux-kernel@vger.kernel.org Subject: 2.5.66-bk5 spinlock warnings/errors From: Narayan Desai Date: Tue, 01 Apr 2003 22:01:02 -0600 Message-ID: <87el4l4kg1.fsf@mcs.anl.gov> User-Agent: Gnus/5.090016 (Oort Gnus v0.16) XEmacs/21.4 (Portable Code, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org I am running 2.5.66-bk5 on an thinkpad t21. This model has BIOS suspend to disk function that is independent from the OS. (I think that this is implemented as S3BIOS in ACPI) I am using the laptop with apm, and whenever i hibernate to disk and resume, i get the following in dmesg: uhci-hcd 00:07.2: suspend to state 3 include/linux/seqlock.h:52: spin_lock(kernel/timer.c:c0341894) already locked by include/linux/seqlock.h/52 arch/i386/kernel/timers/timer_tsc.c:85: spin_lock(arch/i386/kernel/time.c:c033ea40) already locked by arch/i386/kernel/apm.c/1244 arch/i386/kernel/apm.c:1252: spin_unlock(arch/i386/kernel/time.c:c033ea40) not locked include/linux/seqlock.h:61: spin_unlock(kernel/timer.c:c0341894) not locked uhci-hcd 00:07.2: resume eth1: New link status: Connected (0001) hda: dma_timer_expiry: dma status == 0x24 drivers/ide/ide-io.c:109: spin_lock(drivers/ide/ide.c:c037abe8) already locked by drivers/ide/ide-io.c/948 drivers/ide/ide-io.c:990: spin_unlock(drivers/ide/ide.c:c037abe8) not locked hda: lost interrupt hda: dma_intr: bad DMA status (dma_stat=30) hda: dma_intr: status=0x50 { DriveReady SeekComplete } Any pointers/patches would be appreciated. -nld