From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762611AbXEJOMn (ORCPT ); Thu, 10 May 2007 10:12:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761693AbXEJOMf (ORCPT ); Thu, 10 May 2007 10:12:35 -0400 Received: from py-out-1112.google.com ([64.233.166.178]:29171 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759668AbXEJOMd (ORCPT ); Thu, 10 May 2007 10:12:33 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=Qk4HK8934x5SqjbxFcogeM2aAPANdmpeQ/QE6n6zpgTF9H/p3DTqQ5T8HnzOGyFANDD2RgUI7vSaGDsA8QK1eTFeTlGGCNC7bOtReOExz8zG/DzcFcvT24bJ+LwE14zOTIagVSn7gRY3RGw/1nZbZjSwZDU/6Wkh2BPF+PzvLLI= Message-ID: <547a31ab0705100712w740e8fbuece5013d05a449b9@mail.gmail.com> Date: Thu, 10 May 2007 16:12:32 +0200 From: "Croulder Croulder" To: linux-kernel@vger.kernel.org Subject: Kernel BUG: NULL pointer dereference , reference to sys_recvmsg MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Greetings, The next report is a Kernel NULL pointer dereference in tcp/ip (IPv4). I see that message all time in syslog.conf and console. Kernel compiled with gcc 4.1.1 -> (Debian 4.1.1-21) Kernel Version: 2.6.21.1 (official source code) Processor: 2 x Xeon 2.8 Ram: 1G Swap: 1G Raid: Using raid software (Raid1 and Rai5) Network report: 2Mb/sg output , 512Kb/sg input Protocols: tcp, udp, icmp, arp server kernel: EIP: [] sys_recvmsg+0x100/0x1cd SS:ESP 0068:ec9f1e7c May 10 13:41:22 server kernel: BUG: unable to handle kernel NULL pointer dereference at virtual address 0000000f May 10 13:41:22 server kernel: printing eip: May 10 13:41:22 server kernel: c03bc7df May 10 13:41:22 server kernel: *pde = 00000000 May 10 13:41:22 server kernel: Oops: 0000 [#64] May 10 13:41:22 server kernel: SMP May 10 13:41:22 server kernel: Modules linked in: May 10 13:41:22 server kernel: CPU: 1 May 10 13:41:22 server kernel: EIP: 0060:[] Not tainted VLI May 10 13:41:22 server kernel: EFLAGS: 00010202 (2.6.21.1-dh1 #7) May 10 13:41:22 server kernel: EIP is at sys_recvmsg+0x100/0x1cd May 10 13:41:22 server kernel: eax: bf5f4148 ebx: 00000000 ecx: 00007d00 edx: 00000040 May 10 13:41:22 server kernel: esi: ffffffff edi: 00000000 ebp: ec9f1f08 esp: ec9f1e7c May 10 13:41:22 server kernel: ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 May 10 13:41:22 server kernel: Process hlxserverplus (pid: 32149, ti=ec9f0000 task=f4bc90b0 task.ti=ec9f0000) May 10 13:41:22 server kernel: Stack: 00000001 bf5f4148 00000008 c0139979 00000002 00000044 00000002 00000000 May 10 13:41:22 server kernel: 000280d2 c0563630 00000000 00000001 3aa4bcb4 00000001 ff4be90f 5761ed52 May 10 13:41:22 server kernel: c13edca0 0000096c 000280d2 c0563628 f4bc90b0 c0139a47 00000044 ec9f1efa May 10 13:41:22 server kernel: Call Trace: May 10 13:41:22 server kernel: [] get_page_from_freelist+0x24d/0x2c9 May 10 13:41:22 server kernel: [] __alloc_pages+0x52/0x286 May 10 13:41:22 server kernel: [] tcp_v4_hash+0xfe/0x110 May 10 13:41:22 server kernel: [] release_sock+0x12/0x9c May 10 13:41:22 server kernel: [] sys_socketcall+0x239/0x242 May 10 13:41:22 server kernel: [] do_page_fault+0x0/0x512 May 10 13:41:22 server kernel: [] syscall_call+0x7/0xb May 10 13:41:22 server kernel: ======================= May 10 13:41:22 server kernel: Code: c0 89 c1 89 84 24 ec 00 00 00 0f 88 a9 00 00 00 8b 84 24 dc 00 00 00 c7 84 24 e4 00 00 00 00 00 00 00 89 da 83 ca 40 89 44 24 04 <8b> 46 10 f6 40 19 08 89 f0 0f 45 da 8d 94 24 cc 00 00 00 89 1c May 10 13:41:22 server kernel: EIP: [] sys_recvmsg+0x100/0x1cd SS:ESP 0068:ec9f1e7c any fix?