From: Zheng Liu Subject: Re: BUG:OOPS Date: Thu, 1 Aug 2013 15:25:35 +0800 Message-ID: <20130801072535.GA9768@gmail.com> References: <201308011053355032592@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-ext4 To: majianpeng Return-path: Received: from mail-pd0-f172.google.com ([209.85.192.172]:40393 "EHLO mail-pd0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750742Ab3HAHZ2 convert rfc822-to-8bit (ORCPT ); Thu, 1 Aug 2013 03:25:28 -0400 Received: by mail-pd0-f172.google.com with SMTP id z11so953057pdj.17 for ; Thu, 01 Aug 2013 00:25:27 -0700 (PDT) Content-Disposition: inline In-Reply-To: <201308011053355032592@gmail.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: Hello, On Thu, Aug 01, 2013 at 11:10:57AM +0800, majianpeng wrote: > The current git: commit 06693f305e60202d2795a10bee7fb7da23bc2acc. I couldn't find this commit in mainline kernel and ext4/dev tree. Am I miss something? Regards, - Zheng > I don't know how to reproduce this. >=20 > [ 541.177396] BUG: unable to handle kernel NULL pointer dereference = at (null) > [ 541.177442] IP: [] jbd2_journal_file_inode+0x53/= 0x140 > [ 541.177476] PGD b7bed067 PUD 9fefd067 PMD 0=20 > [ 541.177505] Oops: 0000 [#1] SMP=20 > [ 541.177529] Modules linked in: fuse e1000e > [ 541.177562] CPU: 1 PID: 7145 Comm: ceph-osd Tainted: G W = 3.11.0-rc3+ #29 > [ 541.177595] Hardware name: To Be Filled By O.E.M. To Be Filled By = O.E.M./To be filled by O.E.M., BIOS 080015 11/09/2011 > [ 541.177638] task: ffff88009fee4600 ti: ffff88009d9de000 task.ti: f= fff88009d9de000 > [ 541.177667] RIP: 0010:[] [] j= bd2_journal_file_inode+0x53/0x140 > [ 541.177705] RSP: 0018:ffff88009d9dfcc0 EFLAGS: 00010246 > [ 541.177728] RAX: ffff8800b78da000 RBX: ffff880094ddfcc0 RCX: 00000= 00000004040 > [ 541.177756] RDX: ffff8800bd429cc0 RSI: 0000000000000000 RDI: ffff8= 800b670cc00 > [ 541.177783] RBP: ffff88009d9dfce0 R08: 0000000000000000 R09: 00000= 00000000000 > [ 541.177810] R10: 0000000000000001 R11: 0000000000000000 R12: 00000= 00000000000 > [ 541.177838] R13: ffff8800b670cc00 R14: ffff880072022208 R15: 00000= 00000000a4a > [ 541.177866] FS: 00007f3f97696700(0000) GS:ffff8800bd400000(0000) = knlGS:0000000000000000 > [ 541.177903] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 541.177927] CR2: 0000000000000000 CR3: 000000009fe1d000 CR4: 00000= 000000407e0 > [ 541.177954] Stack: > [ 541.177965] 0000000000000a4a ffff880087916a60 ffffea0001adb080 ff= ff880072022208 > [ 541.178005] ffff88009d9dfd40 ffffffff811e95eb 0000000000001000 00= 00000000001000 > [ 541.178005] 00000000000005b6 ffff8800b670cc00 ffff880072022208 ff= ff880087916a60 > [ 541.178005] Call Trace: > [ 541.178005] [] ext4_block_zero_page_range+0x3bb= /0x3e0 > [ 541.178005] [] ext4_block_truncate_page+0x2b/0x= 30 > [ 541.178141] [] ext4_truncate+0x313/0x3a0 > [ 541.178141] [] ? truncate_pagecache+0x5d/0x70 > [ 541.178141] [] ext4_setattr+0x3fd/0x740 > [ 541.178141] [] notify_change+0x1db/0x390 > [ 541.178141] [] do_truncate+0x60/0xa0 > [ 541.178141] [] vfs_truncate+0x176/0x1a0 > [ 541.178141] [] do_sys_truncate+0x5c/0xa0 > [ 541.178141] [] SyS_truncate+0xe/0x10 > [ 541.178141] [] tracesys+0xdd/0xe2 > [ 541.178141] Code: db 0f 84 f3 00 00 00 41 f6 45 1c 08 0f 85 ae 00 = 00 00 49 8b 45 00 48 85 c0 0f 84 a1 00 00 00 48 8b 00 f6 00 02 0f 85 95= 00 00 00 <49> 39 1c 24 4c 8b 2b 0f 84 90 00 00 00 49 39 5c 24 08 0f 84= 85=20 > [ 541.178141] RIP [] jbd2_journal_file_inode+0x53= /0x140 > [ 541.178141] RSP > [ 541.178141] CR2: 0000000000000000 > [ 541.178738] ---[ end trace 951cd63ac5df02d2 ]--- >=20 >=20 > Thanks! > Jianpeng MaN?=D0=A0=E9=AA=92r??y????b?X?=E8=82=9A?v?^?)=E8=97=93{.n?+= ?=E4=BC=90?{?{=1Bx?{ay?=1D?????,j=07??f=EF=BC=82?h???z?=1E?w=E3=82=A2?=0C= =E2=92=8E?j:+v???w?j?m????=07??=E8=B5=99zZ+?????=E8=8C=9Bj"??! -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html