From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263761AbUGYJUt (ORCPT ); Sun, 25 Jul 2004 05:20:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263769AbUGYJUt (ORCPT ); Sun, 25 Jul 2004 05:20:49 -0400 Received: from pop.gmx.de ([213.165.64.20]:5339 "HELO mail.gmx.net") by vger.kernel.org with SMTP id S263761AbUGYJUq (ORCPT ); Sun, 25 Jul 2004 05:20:46 -0400 X-Authenticated: #8834078 From: Dominik Karall To: Linux Kernel ML Subject: Re: SiS900: NULL pointer encountered in Rx ring, skipping Date: Sun, 25 Jul 2004 11:21:03 +0200 User-Agent: KMail/1.6.2 Cc: Daniele Venzano References: <200407232052.06616.dominik.karall@gmx.net> In-Reply-To: <200407232052.06616.dominik.karall@gmx.net> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Message-Id: <200407251121.04975.dominik.karall@gmx.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org After doing some changes in the /proc/sys/, it works now without problems! My settings: net.ipv4.tcp_keepalive_time=3600 net.ipv4.tcp_rmem=4096 25165824 25165824 net.core.rmem_max=25165824 net.core.rmem_default=25165824 net.ipv4.tcp_wmem=4096 65536 25165824 net.core.wmem_max=25165824 net.core.wmem_default=65536 net.core.optmem_max=25165824 ________ dominik On Friday 23 July 2004 20:52, Dominik Karall wrote: > After a few hours my network doesn't work on my laptop. There appear a lot > of those messages: > > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > eth0: NULL pointer encountered in Rx ring, skipping > > It works again after restarting network. I'm using 2.6.8-rc2 now. It was > the same problem in 2.6.7, but I didn't test it with earlier kernels. > > And right now I got one more eth0 message: > eth0: Too much work at interrupt, interrupt status = 0x00000031. > eth0: Too much work at interrupt, interrupt status = 0x00000001. > > Here the messages after module loading: > eth0: SiS 900 Internal MII PHY transceiver found at address 1. > eth0: Using transceiver found at address 1 as default > eth0: SiS 900 PCI Fast Ethernet at 0xd000, IRQ 9, 00:a0:cf:c0:8a:dc. > eth0: Media Link On 100mbps full-duplex > eth0: Memory squeeze,deferring packet. > > lspci: > 0000:00:01.1 Ethernet controller: Silicon Integrated Systems [SiS] SiS900 > PCI Fast Ethernet (rev 80) > Subsystem: Silicon Integrated Systems [SiS] SiS900 10/100 Ethernet > Adapter > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR+ FastB2B- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- > SERR- Latency: 32 (13000ns min, 2750ns max) > Interrupt: pin C routed to IRQ 9 > Region 0: I/O ports at d000 [size=ffda0000] > Region 1: Memory at ffdc0000 (32-bit, non-prefetchable) [size=4K] > Expansion ROM at 00020000 [disabled] > Capabilities: [40] Power Management version 1 > Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA > PME(D0+,D1+,D2+,D3hot+,D3cold+) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > > ____________ > dominik