From mboxrd@z Thu Jan 1 00:00:00 1970 From: Doug Chapman Subject: Re: REGRESSION: panic on e1000 driver Date: Thu, 31 May 2007 11:16:09 -0400 Message-ID: <1180624569.23536.7.camel@athlon> References: <1180560150.29081.35.camel@deimos.americas.hpqcorp.net> <20070531010814.GA30709@gondor.apana.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org, auke-jan.h.kok@intel.com, doug.chapman@hp.com To: Herbert Xu Return-path: In-Reply-To: <20070531010814.GA30709@gondor.apana.org.au> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: e1000-devel-bounces@lists.sourceforge.net Errors-To: e1000-devel-bounces@lists.sourceforge.net List-Id: netdev.vger.kernel.org On Thu, 2007-05-31 at 11:08 +1000, Herbert Xu wrote: > On Wed, May 30, 2007 at 05:22:30PM -0400, Doug Chapman wrote: > > > > but once again broken just yesterday by the following commit. I have > > backed just this commit out and verified I no longer panic. > > Hmm, the only way I can see this happening is if the hardware signals > an interrupt even though we've explicitly shut it off. Does this patch > help? If it does help, does it produce the warning in dmesg? > > Thanks, The patch does fix the panic. Here are all the e1000 messages from dmesg after a bootup. Note that only eth0 is actually configured and connected: # dmesg | grep e1000 e1000: 0000:01:02.0: e1000_probe: (PCI-X:66MHz:64-bit) 00:15:60:04:d7:f8 e1000: eth0: e1000_probe: Intel(R) PRO/1000 Network Connection e1000: 0000:01:02.1: e1000_probe: (PCI-X:66MHz:64-bit) 00:15:60:04:d7:f9 e1000: eth1: e1000_probe: Intel(R) PRO/1000 Network Connection e1000: 0000:15:02.0: e1000_probe: (PCI-X:66MHz:64-bit) 00:12:79:9e:b7:c4 e1000: eth2: e1000_probe: Intel(R) PRO/1000 Network Connection e1000: 0000:15:02.1: e1000_probe: (PCI-X:66MHz:64-bit) 00:12:79:9e:b7:c5 e1000: eth3: e1000_probe: Intel(R) PRO/1000 Network Connection e1000: Unexpected interrupt icr=0x4 e1000: eth0: e1000_watchdog: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX - Doug ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/