From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id 766FD6B01AD for ; Wed, 24 Mar 2010 23:29:33 -0400 (EDT) Received: by qw-out-1920.google.com with SMTP id 4so1745717qwk.44 for ; Wed, 24 Mar 2010 20:29:31 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <03ca01cacb92$195adf50$0400a8c0@dcccs> References: <03ca01cacb92$195adf50$0400a8c0@dcccs> Date: Thu, 25 Mar 2010 11:29:25 +0800 Message-ID: <2375c9f91003242029p1efbbea1v8e313e460b118f14@mail.gmail.com> Subject: Re: Somebody take a look please! (some kind of kernel bug?) From: =?UTF-8?Q?Am=C3=A9rico_Wang?= Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org To: Janos Haar Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: (Cc'ing linux-mm) 2010/3/25 Janos Haar : > Dear developers, > > This is one of my productive servers, wich suddenly starts to freeze (cra= sh) > some weeks before. > I have done all what i can, (i think) please somebody give to me some > suggestion: > > Mar 24 19:22:28 alfa kernel: BUG: Bad page map in process httpd pte:2bf1e= 025 > pmd:1535b5067 > Mar 24 19:22:28 alfa kernel: page:ffffea0000f1b250 flags:4000000000000404 > count:1 mapcount:-1 mapping:(null) index:0 > Mar 24 19:22:28 alfa kernel: addr:00000037b4008000 vm_flags:08000875 > anon_vma:(null) mapping:ffff88022b5d25a8 index:8 > Mar 24 19:22:28 alfa kernel: vma->vm_ops->fault: filemap_fault+0x0/0x34d > Mar 24 19:22:28 alfa kernel: vma->vm_file->f_op->mmap: > xfs_file_mmap+0x0/0x33 > Mar 24 19:22:28 alfa kernel: Pid: 7512, comm: httpd Not tainted 2.6.32.10= #2 > Mar 24 19:22:28 alfa kernel: Call Trace: > Mar 24 19:22:28 alfa kernel: =C2=A0[] print_bad_pte+0x2= 10/0x229 > Mar 24 19:22:28 alfa kernel: =C2=A0[] unmap_vmas+0x44b/= 0x787 > Mar 24 19:22:28 alfa kernel: =C2=A0[] exit_mmap+0xb0/0x= 133 > Mar 24 19:22:28 alfa kernel: =C2=A0[] mmput+0x48/0xb9 > Mar 24 19:22:28 alfa kernel: =C2=A0[] exit_mm+0x105/0x1= 10 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? > tty_audit_exit+0x28/0x85 > Mar 24 19:22:28 alfa kernel: =C2=A0[] do_exit+0x1e9/0x6= d2 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? > __dequeue_signal+0xf1/0x127 > Mar 24 19:22:28 alfa kernel: =C2=A0[] do_group_exit+0x7= 7/0xa1 > Mar 24 19:22:28 alfa kernel: =C2=A0[] > get_signal_to_deliver+0x32c/0x37f > Mar 24 19:22:28 alfa kernel: =C2=A0[] > do_notify_resume+0x90/0x740 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? > __bad_area_nosemaphore+0x178/0x1a2 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? __bad_area+0x44= /0x4d > Mar 24 19:22:28 alfa kernel: =C2=A0[] retint_signal+0x4= 6/0x84 > Mar 24 19:22:28 alfa kernel: Disabling lock debugging due to kernel taint > Mar 24 19:22:28 alfa kernel: swap_free: Bad swap file entry 6c800000 > Mar 24 19:22:28 alfa kernel: BUG: Bad page map in process httpd > pte:d900000000 pmd:1535b5067 > Mar 24 19:22:28 alfa kernel: addr:00000037b400a000 vm_flags:08000875 > anon_vma:(null) mapping:ffff88022b5d25a8 index:a > Mar 24 19:22:28 alfa kernel: vma->vm_ops->fault: filemap_fault+0x0/0x34d > Mar 24 19:22:28 alfa kernel: vma->vm_file->f_op->mmap: > xfs_file_mmap+0x0/0x33 > Mar 24 19:22:28 alfa kernel: Pid: 7512, comm: httpd Tainted: G =C2=A0 =C2= =A0B > 2.6.32.10 #2 > Mar 24 19:22:28 alfa kernel: Call Trace: > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? add_taint+0x32/= 0x3e > Mar 24 19:22:28 alfa kernel: =C2=A0[] print_bad_pte+0x2= 10/0x229 > Mar 24 19:22:28 alfa kernel: =C2=A0[] unmap_vmas+0x4fa/= 0x787 > Mar 24 19:22:28 alfa kernel: =C2=A0[] exit_mmap+0xb0/0x= 133 > Mar 24 19:22:28 alfa kernel: =C2=A0[] mmput+0x48/0xb9 > Mar 24 19:22:28 alfa kernel: =C2=A0[] exit_mm+0x105/0x1= 10 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? > tty_audit_exit+0x28/0x85 > Mar 24 19:22:28 alfa kernel: =C2=A0[] do_exit+0x1e9/0x6= d2 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? > __dequeue_signal+0xf1/0x127 > Mar 24 19:22:28 alfa kernel: =C2=A0[] do_group_exit+0x7= 7/0xa1 > Mar 24 19:22:28 alfa kernel: =C2=A0[] > get_signal_to_deliver+0x32c/0x37f > Mar 24 19:22:28 alfa kernel: =C2=A0[] > do_notify_resume+0x90/0x740 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? > __bad_area_nosemaphore+0x178/0x1a2 > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? __bad_area+0x44= /0x4d > Mar 24 19:22:28 alfa kernel: =C2=A0[] retint_signal+0x4= 6/0x84 > Mar 24 19:22:28 alfa kernel: BUG: Bad page map in process httpd pte:2bfe8= 025 > pmd:1535b5067 > Mar 24 19:22:28 alfa kernel: page:ffffea0000f1f7c0 flags:4000000000000404 > count:1 mapcount:-1 mapping:(null) index:0 > Mar 24 19:22:28 alfa kernel: addr:00000037b400c000 vm_flags:08000875 > anon_vma:(null) mapping:ffff88022b5d25a8 index:c > Mar 24 19:22:28 alfa kernel: vma->vm_ops->fault: filemap_fault+0x0/0x34d > Mar 24 19:22:28 alfa kernel: vma->vm_file->f_op->mmap: > xfs_file_mmap+0x0/0x33 > Mar 24 19:22:28 alfa kernel: Pid: 7512, comm: httpd Tainted: G =C2=A0 =C2= =A0B > 2.6.32.10 #2 > Mar 24 19:22:28 alfa kernel: Call Trace: > Mar 24 19:22:28 alfa kernel: =C2=A0[] ? add_taint+0x32/= 0x3e > Mar 24 19:22:28 alfa kernel: =C2=A0[] print_bad_pte+0x2= 10/0x229 > Mar 24 19:22:28 alfa kernel: =C2=A0[] unmap_vmas+0x44b/= 0x787 > Mar 24 19:22:28 alfa kernel: =C2=A0[] exit_mmap+0xb0/0x= 133 > Mar 24 19:22:28 alfa kernel: =C2=A0[] mmput+0x48/0xb9 > Mar 24 19:22:28 alfa kernel: =C2=A0[] exit_mm+0x105/0x1= 10 > ..... > > The entire log is here: > http://download.netcenter.hu/bughunt/20100324/messages > > The actual kernel is 2.6.32.10, but the crash-series started @ 2.6.28.10. > > I have forwarded the tasks to another server, removed this from the room, > and the hw survived memtest86 in >7 days continously + i have tested the > HDDs one by one with badblocks -vvw, all is good. > For me looks like this is not a hw problem. > > Somebody have any idea? > > Thanks a lot, > Janos Haar > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" i= n > the body of a message to majordomo@vger.kernel.org > More majordomo info at =C2=A0http://vger.kernel.org/majordomo-info.html > Please read the FAQ at =C2=A0http://www.tux.org/lkml/ > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. 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