Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964828AbaDIP56 (ORCPT ); Wed, 9 Apr 2014 11:57:58 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:31887 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934064AbaDIP5x (ORCPT ); Wed, 9 Apr 2014 11:57:53 -0400 Message-ID: <53456DF0.5060605@oracle.com> Date: Wed, 09 Apr 2014 11:57:36 -0400 From: Sasha Levin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Chao Yu , jaegeuk.kim@samsung.com CC: "'Dave Jones'" , "'LKML'" , linux-f2fs-devel@lists.sourceforge.net Subject: Re: [f2fs-dev] f2fs: kernel BUG at fs/f2fs/segment.h:543 References: <53401D4A.1020203@oracle.com> In-Reply-To: X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Source-IP: acsinet21.oracle.com [141.146.126.237] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/09/2014 11:51 AM, Chao Yu wrote: > Hi Levin, > > Could you share dump code info like following one which can be generated > by 'objdump -Dl f2fs.ko > obj'. > It may help us to get a clue for this problem. > > verify_block_addr() > segment.h:543 (discriminator 3) > 2f35: 39 55 ec cmp %edx,-0x14(%ebp) > segment.h:542 (discriminator 3) > 2f38: 8d 44 02 ff lea -0x1(%edx,%eax,1),%eax > segment.h:543 (discriminator 3) > 2f3c: 0f 82 dc 01 00 00 jb 311e > segment.h:544 > 2f42: 39 45 ec cmp %eax,-0x14(%ebp) > 2f45: 0f 87 d1 01 00 00 ja 311c verify_block_addr(): /home/sasha/linux-next/fs/f2fs/data.c:1079 (discriminator 3) f710: 49 8b 45 38 mov 0x38(%r13),%rax /home/sasha/linux-next/fs/f2fs/segment.h:540 (discriminator 3) f714: 41 8b 8d d0 06 00 00 mov 0x6d0(%r13),%ecx /home/sasha/linux-next/fs/f2fs/segment.h:541 (discriminator 3) f71b: 44 8b 40 78 mov 0x78(%rax),%r8d /home/sasha/linux-next/fs/f2fs/segment.h:540 (discriminator 3) f71f: 8b 80 84 00 00 00 mov 0x84(%rax),%eax f725: d3 e0 shl %cl,%eax /home/sasha/linux-next/fs/f2fs/segment.h:543 (discriminator 3) f727: 45 39 c6 cmp %r8d,%r14d /home/sasha/linux-next/fs/f2fs/segment.h:542 (discriminator 3) f72a: 45 8d 4c 00 ff lea -0x1(%r8,%rax,1),%r9d /home/sasha/linux-next/fs/f2fs/segment.h:543 (discriminator 3) f72f: 73 1f jae f750 /home/sasha/linux-next/fs/f2fs/segment.h:544 f731: 49 8b 7d 00 mov 0x0(%r13),%rdi f735: 44 89 f1 mov %r14d,%ecx f738: 48 c7 c2 00 00 00 00 mov $0x0,%rdx f73f: 48 c7 c6 00 00 00 00 mov $0x0,%rsi f746: 31 c0 xor %eax,%eax f748: e8 00 00 00 00 callq f74d /home/sasha/linux-next/fs/f2fs/segment.h:547 f74d: 0f 0b ud2 f74f: 90 nop /home/sasha/linux-next/fs/f2fs/segment.h:550 f750: 45 39 ce cmp %r9d,%r14d f753: 76 0b jbe f760 f755: 0f 0b ud2 f757: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) f75e: 00 00 Thanks, Sasha -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/