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Message-ID: <46CC9A7A.2030404@linux.vnet.ibm.com>
Date: Thu, 23 Aug 2007 01:50:10 +0530
From: Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To: Andrew Morton <akpm@...ux-foundation.org>
CC: linux-kernel@...r.kernel.org,
Balbir Singh <balbir@...ux.vnet.ibm.com>
Subject: [BUG] 2.6.23-rc3-mm1 kernel BUG at mm/page_alloc.c:2876!
Hi Andrew,
I see call trace followed by the kernel bug with the 2.6.23-rc3-mm1
kernel and have attached the boot log and config file.
=======================================================
SLUB: Genslabs=12, HWalign=128, Order=0-1, MinObjects=4, CPUs=4, Nodes=16
Bad page state in process 'swapper'
page:cf00000000015818 flags:0x0000020000000400 mapping:0000000000000000
mapcount:0 count:0
Trying to fix it up, but a reboot is needed
Backtrace:
Call Trace:
[c0000000005cbab0] [c000000000010344] .show_stack+0x68/0x1b4 (unreliable)
[c0000000005cbb60] [c0000000000a6c54] .bad_page+0x84/0x138
[c0000000005cbbf0] [c0000000000aa9e0] .free_hot_cold_page+0xdc/0x21c
[c0000000005cbc90] [c0000000000ad7ec] .put_page+0x158/0x180
[c0000000005cbd30] [c0000000000d4de8] .kfree+0x74/0xf0
[c0000000005cbdb0] [c0000000000a866c] .process_zones+0x1a8/0x1f8
[c0000000005cbe60] [c0000000004b5160] .setup_per_cpu_pageset+0x24/0x48
[c0000000005cbee0] [c0000000004978d8] .start_kernel+0x304/0x3f4
[c0000000005cbf90] [c0000000003bef10] .start_here_common+0x54/0x58
Hexdump:
000: cf 00 00 00 00 01 57 d0 00 00 02 00 00 00 04 00
010: 00 00 00 01 ff ff ff ff 00 00 00 00 00 00 00 00
020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
030: cf 00 00 00 00 01 58 08 cf 00 00 00 00 01 58 08
040: 00 00 02 00 00 00 04 00 00 00 00 00 ff ff ff ff
050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
060: 00 00 00 00 00 00 00 00 cf 00 00 00 00 01 58 40
070: cf 00 00 00 00 01 58 40 00 00 02 00 00 00 04 00
080: 00 00 00 01 ff ff ff ff 00 00 00 00 00 00 00 00
090: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0a0: cf 00 00 00 00 01 58 78 cf 00 00 00 00 01 58 78
0b0: 00 00 02 00 00 00 04 00 00 00 00 01 ff ff ff ff
------------[ cut here ]------------
kernel BUG at mm/page_alloc.c:2876!
cpu 0x0: Vector: 700 (Program Check) at [c0000000005cbbe0]
pc: c0000000004b5160: .setup_per_cpu_pageset+0x24/0x48
lr: c0000000004b5160: .setup_per_cpu_pageset+0x24/0x48
sp: c0000000005cbe60
msr: 8000000000029032
current = 0xc0000000004fd1b0
paca = 0xc0000000004fdd80
pid = 0, comm = swapper
kernel BUG at mm/page_alloc.c:2876!
enter ? for help
Thanks & Regards,
Kamalesh Babulal.
View attachment "boot_log" of type "text/plain" (5175 bytes)
View attachment "dotconfig" of type "text/plain" (55737 bytes)
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