From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: r8169: panic on 2.6.11 Date: Fri, 04 Mar 2005 16:37:39 -0500 Message-ID: <4228D523.2070703@pobox.com> References: <20050304132804.270cf05b@dxpl.pdx.osdl.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Cc: Francois Romieu , netdev@oss.sgi.com To: Stephen Hemminger In-Reply-To: <20050304132804.270cf05b@dxpl.pdx.osdl.net> Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org Stephen Hemminger wrote: > I was intentionally over stressing r8169 without NAPI to test out > an alternative version of netif_rx, and discovered the following bug. > Looks like a problem in r8169. I was using pktgen to overwhelm the r8169 > from a fast machine. Does 2.6.10 fail in a similar manner? > eth0: Too much work at interrupt! > eth0: Too much work at interrupt! > ------------[ cut here ]------------ > kernel BUG at net/core/skbuff.c:91! Any idea what this BUG actually means? Since it's in skb_over_panic(), a function designed to do nothing but BUG(), that doesn't tell us a whole lot about the callsite. Jeff