Hi.
On Thursday 12 January 2006 19:24, Andreas Mohr wrote:
> Hi,
>
> On Thu, Jan 12, 2006 at 03:00:59AM -0600, Chase Venters wrote:
> > Greetings,
> > (I'm posting this to LKML and CK because I'm not sure if any of
> > 2.6.15-ck1's changes might cause this scenario)
> > Recently I've noticed that after my desktop has been up for a while, my
> > music playback / mouse cursor movement will on occasion pause briefly. I
> > got frustrated with it a minute ago and decided to kill artsd, wondering
> > if there could be issues with both arts and amarok's backend holding the
> > audio device open at once.
> > When running killall artsd, I locked up for a second and found this in
> > dmesg:
> >
> > Bad page state at free_hot_cold_page (in process 'artsd', page b1761620)
> > flags:0x80000404 mapping:00000000 mapcount:0 count:0
> > Backtrace:
> > [<b0148e9a>] bad_page+0x84/0xbc
> > [<b0149699>] free_hot_cold_page+0x65/0x13a
> > [<b05b6901>] _spin_unlock_irqrestore+0xf/0x23
> > [<b0153bf1>] zap_pte_range+0x1d1/0x28f
> > [<b0153d70>] unmap_page_range+0xc1/0x122
> > [<b0153ebe>] unmap_vmas+0xed/0x242
> > [<b0158099>] unmap_region+0xb4/0x156
> > [<b01583e2>] do_munmap+0x108/0x144
> > [<b015846f>] sys_munmap+0x51/0x76
> > [<b0102eff>] sysenter_past_esp+0x54/0x75
> > Trying to fix it up, but a reboot is needed
>
> AFAIK random page state toggling often happens due to bad RAM.
>
> Care to run memtest86 or similar to confirm this?
> Or also try running an older kernel to verify whether it doesn't happen
> there. But I'm betting on bad RAM :-\
I've had the same reports, so far as I know without the ck patches, and also
in artsd....
One message:
Trying to fix it up, but a reboot is needed
Bad page state at free_hot_cold_page (in process 'artsd', page c16962e8)
flags:0x80000414 mapping:00000000 mapcount:0 count:0
Backtrace:
[<c0155660>] bad_page+0x84/0xbc
[<c0155e5f>] free_hot_cold_page+0x55/0x169
[<c0156759>] __pagevec_free+0x16/0x1e
[<c015c6f2>] release_pages+0x16e/0x190
[<c01614dd>] unmap_page_range+0xb4/0x13a
[<c0169bd9>] free_pages_and_swap_cache+0x5d/0x83
[<c016177b>] unmap_vmas+0x218/0x22e
[<c0165cc8>] unmap_region+0xb7/0x159
[<c0166037>] do_munmap+0x10f/0x179
[<c01660f2>] sys_munmap+0x51/0x76
[<c01032a7>] sysenter_past_esp+0x54/0x75
Trying to fix it up, but a reboot is needed
Bad page state at free_hot_cold_page (in process 'artsd', page c16962c4)
flags:0x80000414 mapping:00000000 mapcount:0 count:0
Backtrace:
[<c0155660>] bad_page+0x84/0xbc
[<c0155e5f>] free_hot_cold_page+0x55/0x169
[<c0156759>] __pagevec_free+0x16/0x1e
[<c015c6f2>] release_pages+0x16e/0x190
[<c01614dd>] unmap_page_range+0xb4/0x13a
[<c0169bd9>] free_pages_and_swap_cache+0x5d/0x83
[<c016177b>] unmap_vmas+0x218/0x22e
[<c0165cc8>] unmap_region+0xb7/0x159
[<c0166037>] do_munmap+0x10f/0x179
[<c01660f2>] sys_munmap+0x51/0x76
[<c01032a7>] sysenter_past_esp+0x54/0x75
Trying to fix it up, but a reboot is needed
To which another user replied:
I am seeing this with the fglrx (commercial ATI) driver version 8.20.8.
A third user:
Bad page state at free_hot_cold_page (in process 'artsd', page c15ba7e0)
flags:0x80000414 mapping:00000000 mapcount:0 count:0
Backtrace:
[<c01420fa>] bad_page+0x5c/0x92
[<c01427db>] free_hot_cold_page+0x5a/0xe9
[<c014aa0c>] zap_pte_range+0x164/0x1ea
[<c014ab3b>] unmap_page_range+0xa9/0xf3
[<c014ac4c>] unmap_vmas+0xc7/0x18c
[<c014e22b>] unmap_region+0x7d/0xed
[<c014e4a3>] do_munmap+0xdd/0xf3
[<c014e4ea>] sys_munmap+0x31/0x4b
[<c0102bc9>] syscall_call+0x7/0xb
One person said these were happening before they'd ever suspended, so I don't
believe it's suspend2 related.
Regards,
Nigel
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