Return-path: Received: from nf-out-0910.google.com ([64.233.182.188]:10841 "EHLO nf-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752541AbYAWQnf (ORCPT ); Wed, 23 Jan 2008 11:43:35 -0500 Received: by nf-out-0910.google.com with SMTP id g13so566813nfb.21 for ; Wed, 23 Jan 2008 08:43:33 -0800 (PST) From: Chris Clayton Reply-To: chris2553@googlemail.com To: linux-wireless@vger.kernel.org Subject: Re: Silent crash witk 2-6.24-rc8-git4 Date: Wed, 23 Jan 2008 16:42:58 +0000 References: <200801220603.02986.chris2553@googlemail.com> <200801231521.36968.chris2553@googlemail.com> In-Reply-To: <200801231521.36968.chris2553@googlemail.com> Cc: LKML MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Message-Id: <200801231642.58782.chris2553@googlemail.com> (sfid-20080123_164343_833191_5B62C84B) Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wednesday 23 January 2008, Chris Clayton wrote: > Hi again. > > On Tuesday 22 January 2008, Chris Clayton wrote: > > Hi, and here's another, slightly more complete, one, this time from 2.6.24-rc8-git6 (the none I sent earlier was from -git4, by the way) Call Trace: [] __update_rq_clock+0x1a/0xf0 [] rt2x00lib_txdone+0x9d/0xd0 [rt2x00lib] [] rt61pci_txdone+0x153/0x1f0 [rt61pci] [] rt61pci_interrupt+0x9d/0xb0 [rt61pci] [] handle_IRQ_event+0x27/0x60 [] handle_level_irq+0x6b/0x100 [] handle_level_irq+0x0/0x100 [] do_IRQ+0x68/0xc0 [] __update_rq_clock+0x1a/0xf0 [] common_interrupt+0x23/0x28 [] encode_comp2_t+0x4b/0x80 [] acpi_copy_wakeup_routine+0x2b/0x9c [] acpi_processor_idle+0x25b/0x36e [] cpu_idle+0x5c/0x80 [] start_kernel+0x18b/0x1d0 [] unknown_bootoption+0x0/0x150 ======================== Code: 00 00 00 e9 6c ff ff ff 8d b6 00 00 00 00 8d bf 00 00 00 00 55 89 cd 57 56 53 83 ec 10 89 d3 89 44 24 08 ba 20 00 00 00 8b 40 58 <89> 43 14 a1 10 66 3e c0 e8 6c f9 82 df 89 44 24 0c 85 c0 89 c7 EIP: [] ieee80211_tx_status_irqsafe+0x17/0x120 [mac80211] SS:ESP 0068: c042ff4c Kernel panic - not syncing: Fatal exception in interrupt I'll stop crashing my laptop now :) Hope this too helps. > > I've now got the part of the panic message that doesn't scroll off-screen: > > [] acpi_ds_exec_end_op+0xc1/0x387 > [] acpi_ps_get_arguments+0xa9+0x12d > [] acpi_ps_parse_loop+0x259/0x2b7 > [] acpi_ps_parse_aml_walk+0xb3/0x10e > [] acpi_ds_init_aml_walk+0xb3/0c10e > [] acpi_ps_execute_method+0xaf/0xe5 > [] acpi_ns_evaluate+0x97/0xec > [] acpi_evaluate_object+0x136/0x1da > [] acpi_evaluate_integer+0x7a/0xb8 > [] acpi_thermal_get_temprature+0x29/0x3d > [] acpi_thermal_temp_seq_show+0x15/0x58 > [] seq_read+0xda/0x2a0 > [] seq_read+0x0/0x2a0 > [] proc_reg_read+0x9c/0xb0 > [] vfs_read+0x9c/0xd0 > [] sys_read+0x47/0x80 > [] syscall_call+0x7/0xb > ======================= > Code: 00 00 00 e9 6c ff ff ff 8d b6 00 00 00 00 8d bf 00 00 00 00 55 89 cd 57 56 > 53 83 ec 10 89 d3 89 44 24 08 ba 20 00 00 00 8b 40 58 <89> 42 14 a1 10 66 3e c0 > e8 bc 89 83 df 89 44 24 0c 85 c0 89 c7 > EIP: [] ieee80211_tx_status_irqsafe+0x17/0x120 [mac80211] SS:ESP 0068: > c042ff4c > Kernel panic - not syncing: fatal exception in interrupt > > Hope this helps. Feel free to send me any patches that might fix or help diagnose. > > Chris > > > > Firstly, I'm not subscribed, so please cc me into any reply. > > > > I've found that I can cause my laptop (DEll Latitude C610) to crash silently > > (other than blinking LEDs) with stock 2.6.24-rc8{,-git2,-git3,-git4} kernels. > > I suspect the problem is related to the rt61pci driver, so I've cc'd > > linux-wireless. > > > > All I have to do to cause the crash is run the following script on the laptop > > > > #!/bin/sh > > for i in `seq 1 100`; do > > echo $i > itercount > > rm -f linux-2.6.23.tar.bz2 > > wget ftp://192.168.1.10/pub/linux-2.6.23.tar.bz2 > > done > > > > The crash will occur usually during the first iteration (and often in the > > first 12 megabytes), but never later than the second. > > > > I suspect the rt61pci driver because if I down wlan0 and connect to my network > > via eth0, the laptop never crashes (and I've let it run for 50 or so > > iterations). Similarly, if I build and install -git4 without the in-tree > > rt61pci driver and build and install the out-of-tree rt61 driver from > > serialmonkey.com (20071117 snapshot), the script runs fine, although I admit > > that I stopped it after eight iterations. > > > > My config, the output, from lspci -vv and the contents of syslog from a crash > > are attached. The wireless adapter is a Belkin F5D7010. > > > > Other than maybe a little later on tonight, I won't have much time to give > > this further attention over the next couple of days, but I thought it best to > > give a heads-up now. > > > > Thanks in advance > > > > Chris > > > -- Beer is proof that God loves us and wants us to be happy - Benjamin Franklin