Re: 2.6.15-rc1-mm2 0x414 Bad page states

[Dominik Brodowski <linux@dominikbrodowski.net>]

Hi!

[4294995.698000] Bad page state at free_hot_cold_page (in process 'gaim', page c15eb020)
[4294995.698000] flags:0x80000414 mapping:00000000 mapcount:0 count:0
[4294995.698000] vm_flags:0x800fb snd_pcm_mmap_data_open+0x0/0x11 snd_pcm_mmap_data_nopage+0x0/0xa7
[4294995.698000] Backtrace:
[4294995.698000]  [<c0103b59>] dump_stack+0x15/0x17
[4294995.698000]  [<c0138ff1>] bad_page+0xab/0xe1
[4294995.698000]  [<c01396d2>] free_hot_cold_page+0x5c/0xfe
[4294995.698000]  [<c013977e>] free_hot_page+0xa/0xc
[4294995.698000]  [<c013f03c>] __page_cache_release+0x8f/0x94
[4294995.698000]  [<c013ed1f>] put_page+0x5b/0x5d
[4294995.698000]  [<c0148dc9>] free_page_and_swap_cache+0x2c/0x2f
[4294995.698000]  [<c014265e>] zap_pte_range+0x1aa/0x227
[4294995.698000]  [<c0142779>] unmap_page_range+0x9e/0xe8
[4294995.698000]  [<c0142886>] unmap_vmas+0xc3/0x199
[4294995.698000]  [<c0145d57>] unmap_region+0x77/0xf2
[4294995.698000]  [<c0145ff1>] do_munmap+0xdd/0xf3
[4294995.698000]  [<c0146056>] sys_munmap+0x4f/0x68
[4294995.698000]  [<c0102cab>] sysenter_past_esp+0x54/0x75
[4294995.698000] Trying to fix it up, but a reboot is needed
[4294995.698000] Bad page state at free_hot_cold_page (in process 'gaim', page c15eb040)
[4294995.698000] flags:0x80000414 mapping:00000000 mapcount:0 count:0
[4294995.698000] vm_flags:0x800fb snd_pcm_mmap_data_open+0x0/0x11 snd_pcm_mmap_data_nopage+0x0/0xa7
[4294995.698000] Backtrace:
[4294995.698000]  [<c0103b59>] dump_stack+0x15/0x17
[4294995.698000]  [<c0138ff1>] bad_page+0xab/0xe1
[4294995.698000]  [<c01396d2>] free_hot_cold_page+0x5c/0xfe
[4294995.698000]  [<c013977e>] free_hot_page+0xa/0xc
[4294995.698000]  [<c013f03c>] __page_cache_release+0x8f/0x94
[4294995.698000]  [<c013ed1f>] put_page+0x5b/0x5d
[4294995.698000]  [<c0148dc9>] free_page_and_swap_cache+0x2c/0x2f
[4294995.698000]  [<c014265e>] zap_pte_range+0x1aa/0x227
[4294995.698000]  [<c0142779>] unmap_page_range+0x9e/0xe8
[4294995.698000]  [<c0142886>] unmap_vmas+0xc3/0x199
[4294995.698000]  [<c0145d57>] unmap_region+0x77/0xf2
[4294995.698000]  [<c0145ff1>] do_munmap+0xdd/0xf3
[4294995.698000]  [<c0146056>] sys_munmap+0x4f/0x68
[4294995.698000]  [<c0102cab>] sysenter_past_esp+0x54/0x75

and so on.


0000:00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 01)
0000:00:1f.6 Modem: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Modem Controller (rev 01)

readlink /sys/devices/pci0000\:00/0000\:00\:1f.5/driver 
../../../bus/pci/drivers/Intel ICH
 readlink /sys/devices/pci0000\:00/0000\:00\:1f.6/driver
../../../bus/pci/drivers/Intel ICH Modem


Thanks for taking care of this,
	Dominik
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