From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759585AbZFXOZL (ORCPT ); Wed, 24 Jun 2009 10:25:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751240AbZFXOZA (ORCPT ); Wed, 24 Jun 2009 10:25:00 -0400 Received: from qw-out-2122.google.com ([74.125.92.25]:47325 "EHLO qw-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751238AbZFXOY7 (ORCPT ); Wed, 24 Jun 2009 10:24:59 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=bPk6egCpSPBFb1bqFwDa11oLDCWhTXu8/jEjQNgqnxVLIYUQMcf0Pgi0aQs/vREDpP QGjyFMtpIdsGnRTS8KPzoAAEpIAp1/6Er9tSzI7WYAVW6slzyzV5S+6LbdK7efJ+/J0e 9DeknWIs8IAbiph2etr+3/QoYZBY8pyHLcB2g= MIME-Version: 1.0 Date: Wed, 24 Jun 2009 16:25:01 +0200 Message-ID: <87271a2c0906240725s538b608asd7ea6467962b320@mail.gmail.com> Subject: Unionfs BUG: null pointer dereference unionfs_setattr From: Bart van der Meulen To: unionfs@filer.fsl.cs.sunysb.edu, linux-kernel@vger.kernel.org Cc: ezk@cs.sunysb.edu Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following stack trace occurs when using the vacuum command on a database within sqlite 3.6.15 Kernel is an 2.6.24.7-rt27 build with unionfs 2.5.2 applied Does somebody recognized this or known how to solve it? BUG: unable to handle kernel NULL pointer dereference at virtual address 000000dc printing eip: c02062a9 *pde = 00000000 Oops: 0000 [#1] PREEMPT SMP Modules linked in: fschmd i2c_i801 i2c_core usb_storage ehci_hcd uhci_hcd Pid: 2923, comm: sqlite.bin Not tainted (2.6.24-RGL_1.2.1 #1) EIP: 0060:[] EFLAGS: 00010202 CPU: 0 EIP is at unionfs_setattr+0x199/0x400 EAX: 00000000 EBX: f779af28 ECX: 00000000 EDX: f6d553e0 ESI: f779af20 EDI: f7780520 EBP: f6a4dee8 ESP: f6a4de98 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 preempt:00000001 Process sqlite.bin (pid: 2923, ti=f6a4c000 task=f788edb0 task.ti=f6a4c000) Stack: f6d6e440 f68dc0f8 00000000 00000000 00000000 00000000 f6a4df28 f77805c8 f6a4ded8 00000000 f779ade8 f74345fc 00000000 00000000 f6a4df28 00002068 f77804dc f6a4df28 00002068 f7780520 f6a4df20 c019f07a c01505a2 00000000 Call Trace: [] show_trace_log_lvl+0x1a/0x30 [] show_stack_log_lvl+0xb6/0xe0 [] show_registers+0xc4/0x1f0 [] die+0x11b/0x230 [] do_page_fault+0x224/0x5c0 [] error_code+0x72/0x78 [] notify_change+0x2da/0x310 [] do_truncate+0x67/0x90 [] do_sys_ftruncate+0x155/0x170 [] sys_ftruncate64+0x1b/0x20 [] sysenter_past_esp+0x5f/0x85 ======================= Code: 8b 55 e4 8b 46 6c 85 d2 0f 88 7c 02 00 00 8b 80 68 02 00 00 8b 50 40 8b 45 e4 c1 e0 04 f6 44 10 08 02 0f 84 5c 01 00 00 8b 4d e0 <8b> 81 dc 0000 00 f6 40 30 01 0f 85 49 01 00 00 8b 45 c8 f6 00 EIP: [] unionfs_setattr+0x199/0x400 SS:ESP 0068:f6a4de98 ---[ end trace b0cab3a2f24f8544 ]---