#8052 HIGH 8.2.0 (: Pippy's Bounce example hardlocks the machine.

[Zarro Boogs per Child]

#8052: Pippy's Bounce example hardlocks the machine.
------------------------+---------------------------------------------------
   Reporter:  mstone    |       Owner:  dilinger                 
       Type:  defect    |      Status:  new                      
   Priority:  high      |   Milestone:  8.2.0 (was Update.2)     
  Component:  kernel    |     Version:  not specified            
 Resolution:            |    Keywords:  blocks?:8.2.0 8.2.0-753:-
Next_action:  diagnose  |    Verified:  0                        
  Blockedby:            |    Blocking:                           
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Comment(by dsd):

 The warning comes from snd_dma_free_pages, trace is:

 {{{
 [  164.510615]  [<c05652e7>] snd_cs5535audio_hw_free+0x42/0x59
 [  164.511034]  [<c0556585>] snd_pcm_release_substream+0x32/0x63
 [  164.514740]  [<c05565f0>] snd_pcm_release+0x3a/0x81
 [  164.521449]  [<c0459544>] __fput+0xab/0x17a
 [  164.525977]  [<c0448bb0>] remove_vma+0x34/0x45
 [  164.534159]  [<c04498cc>] do_munmap+0x1ba/0x1d4
 [  164.541571]  [<c0449915>] sys_munmap+0x2f/0x3d
 [  164.546369]  [<c04037d2>] sysenter_past_esp+0x5f/0x85
 }}}

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Ticket URL: <http://dev.laptop.org/ticket/8052#comment:5>
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