From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262242AbUCIWOY (ORCPT ); Tue, 9 Mar 2004 17:14:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262238AbUCIWOY (ORCPT ); Tue, 9 Mar 2004 17:14:24 -0500 Received: from www.npw.net ([193.96.40.17]:6041 "EHLO mail.npw.net") by vger.kernel.org with ESMTP id S262235AbUCIWOC (ORCPT ); Tue, 9 Mar 2004 17:14:02 -0500 Message-ID: <404E41A7.80707@npw.net> Date: Tue, 09 Mar 2004 23:13:59 +0100 From: Philipp Baer User-Agent: Mozilla Thunderbird 0.5 (X11/20040208) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Kernel oops X-Enigmail-Version: 0.83.2.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi, I have a strage problem with the kernel version 2.6.3. Whensoever chkrootkit is run, the following kernel oops is thrown: === Unable to handle kernel paging request at virtual address a4805165 ~ printing eip: c017d43f *pde = 00000000 Oops: 0000 [#7] CPU: 0 EIP: 0060:[] Not tainted EFLAGS: 00010286 EIP is at proc_pid_stat+0x8f/0x420 eax: 00000000 ebx: a4805101 ecx: c9b19000 edx: 69040406 esi: c6a739a0 edi: c9b24700 ebp: c9b0c000 esp: c9b0defc ds: 007b es: 007b ss: 0068 Process ps (pid: 20866, threadinfo=c9b0c000 task=c7743380) Stack: c0137ef9 c1119bf8 00000000 c1119bf8 c03502f4 00000000 4002a080 53000000 ~ 00000000 00000000 00000000 00000000 00000000 00000000 00000000 c035051c ~ 00000000 000000d0 c6ef5360 c6a739a0 ca60d760 4002a080 000003ff c017a7ad Call Trace: ~ [] buffered_rmqueue+0xd9/0x170 ~ [] proc_info_read+0x4d/0x140 ~ [] vfs_read+0x8c/0xd0 ~ [] sys_read+0x2d/0x50 ~ [] syscall_call+0x7/0xb Code: 0f bf 43 64 0f bf 5b 66 c1 e0 14 09 d8 01 d0 89 c1 c1 e9 14 ~ <6>note: ps[20866] exited with preempt_count 1 bad: scheduling while atomic! Call Trace: ~ [] schedule+0x5aa/0x5b0 ~ [] unmap_page_range+0x35/0x60 ~ [] unmap_vmas+0x1ef/0x240 ~ [] exit_mmap+0x66/0x180 ~ [] mmput+0x64/0x80 ~ [] do_exit+0x153/0x410 ~ [] die+0xc3/0xd0 ~ [] do_page_fault+0x1d4/0x51c ~ [] alloc_inode+0x17/0x150 ~ [] proc_pid_make_inode+0x8e/0xc0 ~ [] proc_pident_lookup+0xeb/0x210 ~ [] proc_tid_base_lookup+0x14/0x20 ~ [] do_page_fault+0x0/0x51c ~ [] error_code+0x2d/0x40 ~ [] proc_pid_stat+0x8f/0x420 ~ [] buffered_rmqueue+0xd9/0x170 ~ [] proc_info_read+0x4d/0x140 ~ [] vfs_read+0x8c/0xd0 ~ [] sys_read+0x2d/0x50 ~ [] syscall_call+0x7/0xb === Systems (a bit outdated, ok...) Pentium MMX 200, Intel 430TX, IDE, vanilla 2.6.3 Pentium MMX 233, Via Apollo VP2, IDE, vanilla 2.6.3 Pentium II 450, Intel 440BX, SCSI, vanilla 2.6.3 All with noACPI, PREEMPT, APIC and Debian Sid. It seems that's something to do with preemtion... that's all I can guess. Kernels <= 2.6.2 are doing very well (with PREEMPT enabled) Any hints? ciao, phb - -- Philipp Baer [http://www.npw.net/] gnupg-fingerprint: 16C7 84E8 5C5F C3D6 A8F1 A4DC E4CB A9A9 F5FA FF5D ``Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.'' -- A. Einstein -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFATkGm5MupqfX6/10RAsABAKDPH1smxy3T+oetiFrXZsB5B84J9gCg03aj tu0GsCENIRsEXCgkVmCPlTc= =g3Lh -----END PGP SIGNATURE-----