app_server: crash "vm_soft_fault returned error 'Bad address' on fault at 0x57c..."

[humdinger]

I moved to parent folder in Tracker with ALT+OPT+CursorUp and app_server crashed. This was in the syslog, if it helps at all:

KERN: vm_page_fault: vm_soft_fault returned error 'Bad address' on fault at 0x57c, ip 0x1860689b9d7, write 0, user 1, exec 0, thread 0x345
KERN: debug_server: Thread 837 entered the debugger: Segment violation
KERN: stack trace, current PC 0x1860689b9d7  </boot/system/servers/app_server> _ZN12ServerWindow7GetInfoER11window_info + 0x37:
KERN:   (0x7fc0df618080)  0x18606873cda  </boot/system/servers/app_server> _ZN7Desktop15WriteWindowInfoEiRN8BPrivate10LinkSenderE + 0x9a
KERN:   (0x7fc0df6181d0)  0x1860688daea  </boot/system/servers/app_server> _ZN9ServerApp16_DispatchMessageEiRN8BPrivate12LinkReceiverE + 0x443a
KERN:   (0x7fc0df618ce0)  0x1860688fa15  </boot/system/servers/app_server> _ZN9ServerApp14_MessageLooperEv + 0x115
KERN:   (0x7fc0df618db0)  0x18606882c2a  </boot/system/servers/app_server> _ZN13MessageLooper15_message_threadEPv + 0xa
KERN:   (0x7fc0df618dc0)  0x1747499ce19  </boot/system/lib/libroot.so> thread_entry + 0x19

[diver]

Looks similar to #16845.

[waddlesplash]

Yeah, appears identical.