[mythtv] what's this dmesg output mean?

Michael T. Dean mtdean at thirdcontact.com
Sun Jan 15 02:29:04 UTC 2006

Kirby Bakken wrote:
> Running a Fusion5 Gold card, and an HD5000 card.  Biostar MB with Nvidia 
> 6200 PCIe card.  Kernel 2.6.15-gentoo.  Nvidia video version 8178 (and 
> yes, GL Vsync doesn't work..  I live with the occasional 'horizontal 
> seam'.  Also, I'm running SVN 8605.
> When watching LiveTv (perhaps watching recordings, I haven't checked 
> that yet), I get this output from 'dmesg':
> ...
> Trying to fix it up, but a reboot is needed
> Bad page state at free_hot_cold_page (in process 'mythfrontend', page 
> ffff8100013dbdc8)
> flags:0x0100000000000400 mapping:0000000000000000 mapcount:0 count:0
> Backtrace:
> Call Trace:<ffffffff8015bd64>{bad_page+113} 
> <ffffffff8015c5a5>{free_hot_cold_page+102}
>        <ffffffff8829eb3b>{:nvidia:nv_vm_free_pages+604} 
> <ffffffff88299b23>{:nvidia:nv_kern_vma_release+136}
>        <ffffffff8016afbb>{remove_vma+33} <ffffffff8016d0a7>{exit_mmap+205}
>        <ffffffff80135806>{mmput+35} <ffffffff8013a519>{do_exit+530}
>        <ffffffff8013afc6>{sys_exit_group+0} 
> <ffffffff8010f91a>{system_call+126}
So, did you?  ("Trying to fix it up, but a reboot is needed")  Did 
rebooting fix it?


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