From: Christoph Lameter <cl@linux-foundation.org>
To: Michail Bachmann <mb@emeraldcity.de>
Cc: linux-mm@kvack.org, Mel Gorman <mel@csn.ul.ie>,
linux-kernel@vger.kernel.org
Subject: Re: PROBLEM: kernel BUG at mm/page_alloc.c:775
Date: Tue, 12 Jan 2010 15:25:23 -0600 (CST) [thread overview]
Message-ID: <alpine.DEB.2.00.1001121524140.25925@router.home> (raw)
In-Reply-To: <201001092232.21841.mb@emeraldcity.de>
On Sat, 9 Jan 2010, Michail Bachmann wrote:
> [ 48.505381] kernel BUG at mm/page_alloc.c:775!
Somehow nodes got mixed up or the lookup tables for pages / zones are not
giving the right node numbers.
> [ 48.505467] invalid opcode: 0000 [#1]
> [ 48.505589] last sysfs file:
> [ 48.505672] Modules linked in:
> [ 48.505788]
> [ 48.505870] Pid: 343, comm: fsck.ext3 Not tainted (2.6.32.2-200912310108
> #1) System Name
> [ 48.505994] EIP: 0060:[<c01641c6>] EFLAGS: 00010093 CPU: 0
> [ 48.506094] EIP is at move_freepages_block+0x86/0x130
> [ 48.506178] EAX: 000002fc EBX: 00000040 ECX: 00000000 EDX: 00000001
> [ 48.506264] ESI: 000041ed EDI: c1368000 EBP: e7267c70 ESP: e7267c50
> [ 48.506350] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068
> [ 48.506438] Process fsck.ext3 (pid: 343, ti=e7266000 task=e7b78720
> task.ti=e7266000)
> [ 48.506558] Stack:
> [ 48.506634] 00000000 00000000 c042595c c136ffe0 e7267c78 c1368018 00000002
> 000001b8
> [ 48.506974] <0> e7267cc0 c0164751 00000000 c03fd58c 00000001
> c0361780e7267ca8 00000206
> [ 48.507379] <0> 00000000 00000000 c042595c c1368000 00011210
> c0425b50c0425b50 c0425998
> [ 48.507855] Call Trace:
> [ 48.507938] [<c0164751>] ? __rmqueue+0x1a1/0x350
> [ 48.508027] [<c016636b>] ? get_page_from_freelist+0x35b/0x420
> [ 48.508115] [<c01664f8>] ? __alloc_pages_nodemask+0xc8/0x510
> [ 48.508215] [<c011db73>] ? dequeue_task+0x63/0xb0
> [ 48.508304] [<c0167ea8>] ? __do_page_cache_readahead+0xb8/0x1b0
> [ 48.508396] [<c0167fc8>] ? ra_submit+0x28/0x30
> [ 48.508480] [<c01681cd>] ? ondemand_readahead+0xfd/0x1e0
> [ 48.508567] [<c0168320>] ? page_cache_async_readahead+0x70/0x90
> [ 48.508653] [<c0162c8c>] ? generic_file_aio_read+0x2fc/0x620
> [ 48.508741] [<c018b101>] ? do_sync_read+0xd1/0x110
> [ 48.508834] [<c01369f0>] ? autoremove_wake_function+0x0/0x40
> [ 48.508928] [<c0284c20>] ? n_tty_write+0x0/0x3d0
> [ 48.509018] [<c02402ff>] ? security_file_permission+0xf/0x20
> [ 48.509103] [<c018b194>] ? rw_verify_area+0x54/0xd0
> [ 48.509188] [<c018bd39>] ? vfs_read+0x99/0x160
> [ 48.509269] [<c018b030>] ? do_sync_read+0x0/0x110
> [ 48.509351] [<c018bebd>] ? sys_read+0x3d/0x70
> [ 48.509434] [<c0102c44>] ? sysenter_do_call+0x12/0x22
> [ 48.509517] Code: c1 e2 06 c1 e1 08 29 d1 8b 93 e0 7f 00 00 29 c1 c1 e1 02
> c1 ea 1e 89 d3 89 d0 c1 e3 06 c1 e0 08 29 d8 29 d0 c1 e0 02 39 c1 74 1c <0f>
> 0b eb fe 8d b6 00 00 00 00 c7 45 f0 00 00 00 00 8b 45 f0 83
> [ 48.511798] EIP: [<c01641c6>] move_freepages_block+0x86/0x130 SS:ESP
> 0068:e7267c50
> [ 48.511990] ---[ end trace 45c7d49cba718751 ]---
>
> My memory layout on this box is (from dmesg):
>
> ----
> Zone PFN ranges:
> DMA 0x00000000 -> 0x00001000
> Normal 0x00001000 -> 0x00027fec
> Movable zone start PFN for each node
> early_node_map[3] active PFN ranges
> 0: 0x00000000 -> 0x00000001
> 0: 0x00000010 -> 0x000000a0
> 0: 0x00000100 -> 0x00027fec
> On node 0 totalpages: 163709
> free_area_init_node: node 0, pgdat c0425660, node_mem_map c1000000
> DMA zone: 32 pages used for memmap
> DMA zone: 0 pages reserved
> DMA zone: 3953 pages, LIFO batch:0
> Normal zone: 1248 pages used for memmap
> Normal zone: 158476 pages, LIFO batch:31
> ----
>
> The last kernel version without this problem seems to be the 2.6.30.x (I am
> running 2.6.30.10 right now without any problems).
>
> If you need any more information from my system don't hesitate to ask.
>
> CU Micha
>
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next prev parent reply other threads:[~2010-01-12 21:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-09 21:32 Michail Bachmann
2010-01-12 21:25 ` Christoph Lameter [this message]
2010-01-18 12:03 ` Mel Gorman
2010-01-21 0:10 ` Michail Bachmann
2010-01-29 22:01 ` Michail Bachmann
2010-02-01 10:29 ` Mel Gorman
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