[haiku-bugs] [Haiku] #8500: (reproducible) restoring Defaults triggers app_server crash

  • From: "mmadia" <trac@xxxxxxxxxxxx>
  • Date: Sat, 28 Apr 2012 15:41:38 -0000

#8500: (reproducible) restoring Defaults triggers app_server crash
 Reporter:  mmadia                  |        Owner:  stippi
     Type:  bug                     |       Status:  new
 Priority:  normal                  |    Milestone:  R1
Component:  Preferences/Appearance  |      Version:  R1/Development
 Keywords:                          |   Blocked By:
 Blocking:                          |  Has a Patch:  0
 Platform:  All                     |
 hrev43937 gcc2h.

 This is a reproducible bug.
 If BeZillaBrowser is open, altering the font settings in Appearance will
 cause app_server to crash into gdb. The following is from serial debugging
 at the time of the crash.
 If it helps, a remote KDL session could be set up, by ssh'ing a second box

 vm_soft_fault: va 0x0 not covered by area in address space
 vm_page_fault: vm_soft_fault returned error 'Bad address' on fault at
 0xec, ip 0x5b6dd3, write 0, user 1, thread 0x1f1
 vm_page_fault: thread "a:495:x-vnd.Haiku-Appearance" (497) in team
 "app_server" (71) tried to read address 0xec, ip 0x5b6dd3
 ("libbe.so_seg0ro" +0x214dd3)
 debug_server: Thread 497 entered the debugger: Segment violation
 stack trace, current PC 0x5b6dd3  ItemAt__C5BListl + 0xf:
   (0x70eb866c)  0x2b19ae  SetTopTap__9Decoratorl + 0x2a
   (0x70eb869c)  0x2a9195  ReloadDecor__6Window + 0x21d
   (0x70eb86fc)  0x26eeea  ReloadDecor__7DesktopP10DecorAddOn + 0xba
   (0x70eb877c)  0x2b06af  SetDecorator__12DecorManagerG7BStringP7Desktop +
   (0x70eb87cc)  0x284d4a
 _DispatchMessage__9ServerApplRQ28BPrivate12LinkReceiver + 0xafe
   (0x70eb8ecc)  0x28af6f  _MessageLooper__9ServerApp + 0x18f
   (0x70eb8f7c)  0x27e1ac  _message_thread__13MessageLooperPv + 0x28
   (0x70eb8fac)  0x88b6d3  thread_entry + 0x23
 options = 0

Ticket URL: <http://dev.haiku-os.org/ticket/8500>
Haiku <http://dev.haiku-os.org>
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