Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750945AbVJJRAm (ORCPT ); Mon, 10 Oct 2005 13:00:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750947AbVJJRAm (ORCPT ); Mon, 10 Oct 2005 13:00:42 -0400 Received: from prosun.first.fraunhofer.de ([194.95.168.2]:27079 "EHLO prosun.first.fraunhofer.de") by vger.kernel.org with ESMTP id S1750945AbVJJRAl (ORCPT ); Mon, 10 Oct 2005 13:00:41 -0400 Subject: Re: ide_wait_not_busy oops still with 2.6.14-rc3 (Re: 1GHz pbook 15", linux 2.6.14-rc2 oops on resume) From: Soeren Sonnenburg To: Benjamin Herrenschmidt Cc: linux-kernel@vger.kernel.org In-Reply-To: <1128720351.17365.48.camel@gaston> References: <1128323544.4602.5.camel@localhost> <1128720351.17365.48.camel@gaston> Content-Type: text/plain Date: Mon, 10 Oct 2005 14:41:57 +0200 Message-Id: <1128948118.23434.13.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2834 Lines: 77 On Sat, 2005-10-08 at 07:25 +1000, Benjamin Herrenschmidt wrote: > On Thu, 2005-10-06 at 21:19 +0200, Soeren Sonnenburg wrote: > > On Mon, 03 Oct 2005 07:12:24 +0000, Soeren Sonnenburg wrote: > > > > > Hi all, > > > > > > when a dvd featuring some iso content is in the dvd-drive and the > > > machine is put to sleep mode, it will give the following oops on resume. > > > It is working without problems if no media is in the drive. > > > Voluntary preemption is ON. > > > Find below the dmesg output when a dvd is in the drive. > > > > now it is: [incomplet oops] ok, here is the complete one: BUG: soft lockup detected on CPU#0! NIP: C0006FCC LR: C02BC32C SP: EDEF5C00 REGS: edef5b50 TRAP: 0901 Not tainted MSR: 0200b032 EE: 1 PR: 0 FP: 1 ME: 1 IR/DR: 11 TASK = ef894780[3425] 'pbbuttonsd' THREAD: edef4000 Last syscall: 54 GPR00: 00000080 EDEF5C00 EF894780 00079C96 000088B8 00000000 00000000 C05A8A50 GPR08: C05A8538 EDEF5CC8 00100000 00140040 22004222 NIP [c0006fcc] __delay+0xc/0x14 LR [c02bc32c] ide_wait_not_busy+0x4c/0xc0 Call trace: [c02ba670] ide_do_request+0x5b0/0x990 [c02bab10] ide_do_drive_cmd+0xc0/0x190 [c02b72d0] generic_ide_resume+0x80/0xa0 [c0294260] resume_device+0x70/0x150 [c0294510] dpm_resume+0x100/0x1a0 [c02945ec] device_resume+0x3c/0xa0 [c05438cc] pmac_wakeup_devices+0xbc/0xe0 [c0544adc] pmu_ioctl+0x58c/0x9b0 [c008e344] do_ioctl+0x84/0x90 [c008e3dc] vfs_ioctl+0x8c/0x450 [c008e834] sys_ioctl+0x94/0xb0 [c0004820] ret_from_syscall+0x0/0x44 hdc: Enabling MultiWord DMA 2 adb: starting probe task... adb devices: [2]: 2 c4 [3]: 3 1 [7]: 7 1f ADB keyboard at 2, handler 1 ADB mouse at 3, handler set to 4 (trackpad) adb: finished probe task... agpgart: Putting AGP V2 device at 0000:00:0b.0 into 4x mode agpgart: Putting AGP V2 device at 0000:00:10.0 into 4x mode [drm] Loading R200 Microcode hdc: irq timeout: status=0xc0 { Busy } ide: failed opcode was: unknown hdc: DMA disabled eth0: Link is up at 1000 Mbps, full-duplex. eth0: Pause is enabled (rxfifo: 10240 off: 7168 on: 5632) hdc: ATAPI reset complete > You haven't put the complete oops, what is the trap number ? Does it > help adding a delay in the wakeup code in drivers/ide/ppc/pmac.c ? Also, are you talking about increasing this delay #define IDE_WAKEUP_DELAY (1*HZ) or sth. to pmac_ide_do_resume() ? > is the problem present without preempt ? Currently it is: Preemption Model (Voluntary Kernel Preemption (Desktop)) I will try. Soeren -- Sometimes, there's a moment as you're waking, when you become aware of the real world around you, but you're still dreaming. - 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/