From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754634AbZA0POV (ORCPT ); Tue, 27 Jan 2009 10:14:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752028AbZA0POM (ORCPT ); Tue, 27 Jan 2009 10:14:12 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:52893 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751885AbZA0POK (ORCPT ); Tue, 27 Jan 2009 10:14:10 -0500 Date: Tue, 27 Jan 2009 16:13:59 +0100 From: Ingo Molnar To: Jean Delvare , Stephen Hemminger Cc: linux-kernel@vger.kernel.org Subject: [bug] CONFIG_I2C_VIAPRO=y breaks skge Message-ID: <20090127151359.GA20369@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org hi, A -tip testsystem triggered this stuck eth0/skge bug today: [ 24.787761] skge eth0: enabling interface [ 24.793177] skge eth0: phy write timeout [ 24.797035] skge eth0: phy write timeout [ 24.801019] skge eth0: phy write timeout [ 24.808325] skge eth0: phy write timeout [ 24.813019] skge eth0: phy write timeout [ 24.817019] skge eth0: phy write timeout [ 24.821131] skge eth0: phy write timeout [ 24.828610] skge eth0: phy write timeout [ 24.832834] ADDRCONF(NETDEV_UP): eth0: link is not ready [root@centauri ~]# ifconfig eth0 Link encap:Ethernet HWaddr 00:0C:6E:B3:3D:C6 inet addr:10.0.1.22 Bcast:10.0.1.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:12884901885 errors:0 dropped:0 overruns:0 frame:0 TX packets:12884901885 errors:0 dropped:0 overruns:0 carrier:4294967295 collisions:4294967295 txqueuelen:1000 RX bytes:18446744073709551615 (1.5 EiB) TX bytes:18446744073709551615 (1.5 EiB) Interrupt:17 (see the weird stats as well) after a lengthy .config-bisection session i tracked it down to: CONFIG_I2C_VIAPRO=y if that is disabled, the skge driver works fine and the stats look healthy: eth0 Link encap:Ethernet HWaddr 00:0C:6E:B3:3D:C6 inet addr:10.0.1.22 Bcast:10.0.1.255 Mask:255.255.255.0 inet6 addr: fe80::20c:6eff:feb3:3dc6/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:837 errors:0 dropped:0 overruns:0 frame:0 TX packets:767 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:128098 (125.0 KiB) TX bytes:130996 (127.9 KiB) Interrupt:17 Find below the lspci output - it's a pretty old system. I have not tested this system for a long time so the bug might have been there forever. Ingo --------------------> 00:00.0 Host bridge: VIA Technologies, Inc. VT8385 [K8T800 AGP] Host Bridge (rev 01) 00:01.0 PCI bridge: VIA Technologies, Inc. VT8237 PCI bridge [K8T800/K8T890 South] 00:07.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host Controller (rev 80) 00:0a.0 Ethernet controller: 3Com Corporation 3c940 10/100/1000Base-T [Marvell] (rev 12) 00:0d.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture (rev 11) 00:0d.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev 11) 00:0f.0 RAID bus controller: VIA Technologies, Inc. VIA VT6420 SATA RAID Controller (rev 80) 00:0f.1 IDE interface: VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06) 00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81) 00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81) 00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81) 00:10.3 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (rev 81) 00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 86) 00:11.0 ISA bridge: VIA Technologies, Inc. VT8237 ISA bridge [KT600/K8T800/K8T890 South] 00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller (rev 60) 00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration 00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map 00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller 00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control 01:00.0 VGA compatible controller: ATI Technologies Inc RV280 [Radeon 9200 SE] (rev 01) 01:00.1 Display controller: ATI Technologies Inc RV280 [Radeon 9200 SE] (Secondary) (rev 01)