From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [Bugme-new] [Bug 10801] New: niu Sun Neptune 10G fiber card - "transmit timed out". Date: Mon, 26 May 2008 12:52:02 -0700 Message-ID: <20080526125202.3d7cd1fc.akpm@linux-foundation.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: bugme-daemon@bugzilla.kernel.org, Matheos Worku , jesper@krogh.cc To: netdev@vger.kernel.org Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:55101 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752848AbYEZTwK (ORCPT ); Mon, 26 May 2008 15:52:10 -0400 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: (switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface). On Mon, 26 May 2008 12:42:18 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=10801 > > Summary: niu Sun Neptune 10G fiber card - "transmit timed out". > Product: Drivers > Version: 2.5 > KernelVersion: 2.6.25.2 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: Network > AssignedTo: jgarzik@pobox.com > ReportedBy: jesper@krogh.cc > > > Latest working kernel version: ? > Earliest failing kernel version: 2.6.24 (perhaps earlier) > Distribution: Ubuntu Hardy > Hardware Environment: Sun Fire X4600 M2 > Software Environment: > Problem Description: > The driver locks up the kernel and only a hard reboot can bring the system bag. > only message in the log is: > May 26 10:51:14 hest kernel: [1477079.785404] NETDEV WATCHDOG: eth4: transmit > timed out > .. many times pr. second. > > Steps to reproduce: > It seems to be reproducible by sending a lot of traffic (small packages) > through the card. But I've also hit it under normal production (an NFS server). > > Discussion: > http://thread.gmane.org/gmane.linux.kernel/677545 >