[haiku-bugs] Re: [Haiku] #6129: Kernel hang after allocate_commpage_entry

  • From: "andreasf" <trac@xxxxxxxxxxxx>
  • Date: Fri, 04 Jun 2010 01:19:21 -0000

#6129: Kernel hang after allocate_commpage_entry
---------------------------+------------------------------------------------
 Reporter:  andreasf       |       Owner:  axeld         
     Type:  bug            |      Status:  new           
 Priority:  normal         |   Milestone:  R1            
Component:  System/Kernel  |     Version:  R1/Development
 Keywords:                 |    Platform:  PowerPC       
Blockedby:  5193           |       Patch:  0             
 Blocking:  1048           |  
---------------------------+------------------------------------------------

Comment(by andreasf):

 With the attached workaround on my PowerMac G3 I get to  {{{INIT: init
 Device Mapper}}}
 ([source:haiku/trunk/src/system/kernel/main.cpp?rev=36625#L289 main.cpp]).

 Unfortunately I then get
 {{{
 PANIC: remove page 0x8681c098 from cache 0x[...]: page still has mappings

 Welcome to Kernel Debugging Land...
 }}}
 which I guess is the direct consequence of my workaround.

 It gets into an endless loop of {{{PANIC: ASSERT FAILED}}}s afterwards,
 which might be related to #6032.

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/6129#comment:3>
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