From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vishal Study Subject: kernel 2.6.32-27 crash in tcp Date: Tue, 14 Jun 2011 19:43:34 -0700 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: vishal.study@gmail.com To: netdev@vger.kernel.org Return-path: Received: from mail-vw0-f66.google.com ([209.85.212.66]:41319 "EHLO mail-vw0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753508Ab1FOCnf (ORCPT ); Tue, 14 Jun 2011 22:43:35 -0400 Received: by vwl1 with SMTP id 1so856412vwl.1 for ; Tue, 14 Jun 2011 19:43:34 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: Hello, I'm using kernel 2.6.32-27 on a MIPS platform and get following kernel crash. I'm running open-source IET iSCSI Stack and get this error during heavy load test. Any ideas on what could be happening or if this is known issue? Thanks, Vishal. ------------[ cut here ]------------ WARNING: at net/ipv4/tcp.c:1457 tcp_recvmsg+0x7c0/0x990() recvmsg bug 2: copied 8D07C2AD seq 1EAA6653 rcvnxt 8D083A71 fl 4000 Modules linked in: iscsi_trgt test_ethernet ipv6 Call Trace: [] dump_stack+0x8/0x34 [] warn_slowpath_common+0x70/0xb0 [] warn_slowpath_fmt+0x34/0x40 [] tcp_recvmsg+0x7c0/0x990 [] sock_common_recvmsg+0x34/0x58 [] sock_recvmsg+0x100/0x140 [] do_recv+0x120/0x238 [iscsi_trgt] [] istd+0x5e0/0x1408 [iscsi_trgt] [] kthread+0x88/0x90 [] kernel_thread_helper+0x10/0x18