From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754116AbYI3SPa (ORCPT ); Tue, 30 Sep 2008 14:15:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753240AbYI3SPP (ORCPT ); Tue, 30 Sep 2008 14:15:15 -0400 Received: from main.gmane.org ([80.91.229.2]:40001 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753226AbYI3SPO (ORCPT ); Tue, 30 Sep 2008 14:15:14 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Sitsofe Wheeler Subject: ath5k tries to free an IRQ that is already-free Date: Tue, 30 Sep 2008 19:15:14 +0100 Message-ID: <48E26CB2.8000302@yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 87.114.24.126.plusnet.thn-ag3.dyn.plus.net User-Agent: Thunderbird 2.0.0.17 (Macintosh/20080914) Cc: ath5k-devel@venema.h4ckr.net, linux-wireless@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In yesterday's linux-tip I was able to provoke this backtrace by repeatedly disabling and enabling the wifi on my EeePC 900: [ 786.455830] uvcvideo 1-8:1.0: no reset_resume for driver uvcvideo? [ 786.455835] uvcvideo 1-8:1.1: no reset_resume for driver uvcvideo? [ 786.458642] uvcvideo: Found UVC 1.00 device CNF7129 (04f2:b071) [ 786.485835] Restarting tasks ... <6>pciehp: Card not present on Slot(3) [ 787.160420] done. [ 787.197658] Trying to free already-free IRQ 18 [ 787.197726] Pid: 226, comm: pciehpd Not tainted 2.6.27-rc7-tipskw-00976-g30d1868-dirty #25 [ 787.197733] [] free_irq+0xa6/0x130 [ 787.197749] [] ath5k_pci_remove+0x77/0xb0 [ 787.197759] [] pci_device_remove+0x1e/0x40 [ 787.197770] [] __device_release_driver+0x5e/0x90 [ 787.197780] [] device_release_driver+0x28/0x40 [ 787.197788] [] bus_remove_device+0x65/0x80 [ 787.197796] [] device_del+0x101/0x180 [ 787.197805] [] device_unregister+0x10/0x20 [ 787.197813] [] pci_stop_dev+0x3d/0x50 [ 787.197820] [] pci_remove_bus_device+0x30/0xa0 [ 787.197829] [] pciehp_unconfigure_device+0x99/0x190 [ 787.197840] [] pciehp_disable_slot+0x5e/0x240 [ 787.197848] [] ? trace_hardirqs_on+0xb/0x10 [ 787.197858] [] pciehp_power_thread+0x88/0xe0 [ 787.197867] [] ? run_workqueue+0xd4/0x1e0 [ 787.197877] [] ? run_workqueue+0xd4/0x1e0 [ 787.197886] [] run_workqueue+0x136/0x1e0 [ 787.197894] [] ? run_workqueue+0xd4/0x1e0 [ 787.197902] [] ? pciehp_power_thread+0x0/0xe0 [ 787.197912] [] worker_thread+0x9b/0xf0 [ 787.197920] [] ? autoremove_wake_function+0x0/0x50 [ 787.197930] [] ? worker_thread+0x0/0xf0 [ 787.197939] [] kthread+0x46/0x80 [ 787.197947] [] ? kthread+0x0/0x80 [ 787.197955] [] kernel_thread_helper+0x7/0x10 [ 787.197966] ======================= -- Sitsofe | http://sucs.org/~sits/