I have a crashing problem in libjdns_sd on certain machines reported  
by users (see http://trac.cyberduck.ch/ticket/71 ). It seems only to  
crash on a very limited set of configurations but is reproducible  
there. This has also been filed as radar://4406465

Any ideas? Many thanks.
~dk

--

OS Version:     10.4.3:8F46
Machine Config: PowerMac7,2 (1024 MB)

Exception:  EXC_BAD_ACCESS (0x0001)
Codes:      KERN_PROTECTION_FAILURE (0x0002) at 0x00000005

Thread 0 Crashed:
0   libjvm.dylib               0x9b2ef5b8 JVM_MonitorWait + 7272
1   libjdns_sd.jnilib         0x96ff7600  
Java_com_apple_dnssd_AppleBrowser_CreateBrowser + 144
2   <<00000000>> 0x04d7a2c4 0 + 81240772
3   <<00000000>> 0x04d739f0 0 + 81213936
4   <<00000000>> 0x04d73ab0 0 + 81214128
5   <<00000000>> 0x04d739c0 0 + 81213888
6   <<00000000>> 0x04d739c0 0 + 81213888
7   <<00000000>> 0x04d739c0 0 + 81213888
8   <<00000000>> 0x04d73ab0 0 + 81214128
9   <<00000000>> 0x04d71164 0 + 81203556
10  libjvm.dylib               0x9b2e0578 jio_snprintf + 382132
11  libjvm.dylib               0x9b2e03c4 jio_snprintf + 381696
12  libjvm.dylib               0x9b2f0a90 JVM_MonitorWait + 12608
13  libjvm.dylib               0x9b3ae6dc JVM_IsInterrupted + 2324
14  libObjCJava.A.dylib       0x96d19ae4 __JAVAMethodInvoke + 164
15  libObjCJava.A.dylib       0x96d19d3c JAVAMethodInvokeVoid + 52
16  libObjCJava.A.dylib       0x96d1ff2c _NSInvokeJavaMethod + 1068
17  libObjCJava.A.dylib       0x96d1c2f8 _BRIDGEMethodImp + 152
18  com.apple.Foundation       0x928de018 _nsnote_callback + 180
19  com.apple.CoreFoundation   0x907844c4 __CFXNotificationPost + 368
20  com.apple.CoreFoundation   0x9077c5a0  
_CFXNotificationPostNotification + 684
21  com.apple.Foundation       0x928c8420 -[NSNotificationCenter  
postNotificationName:object:userInfo:] + 92
22  com.apple.AppKit           0x93686db8 -[NSApplication  
_postDidFinishNotification] + 112
23  com.apple.AppKit           0x93686ca4 -[NSApplication  
_sendFinishLaunchingNotification] + 92
24  com.apple.AppKit           0x936867ec -[NSApplication
(NSAppleEventHandling) _handleAEOpen:] + 264
25  com.apple.AppKit           0x93686394 -[NSApplication
(NSAppleEventHandling) _handleCoreEvent:withReplyEvent:] + 92
26  com.apple.Foundation       0x928df024 -[NSAppleEventManager  
dispatchRawAppleEvent:withRawReply:handlerRefCon:] + 380
27  com.apple.Foundation       0x928dee84  
_NSAppleEventManagerGenericHandler + 92
28  com.apple.AE               0x914ab960 aeDispatchAppleEvent(AEDesc  
const*, AEDesc*, unsigned long, unsigned char*) + 208
29  com.apple.AE               0x914ab7fc dispatchEventAndSendReply
(AEDesc const*, AEDesc*) + 44
30  com.apple.AE               0x914ab654 aeProcessAppleEvent + 284
31  com.apple.HIToolbox       0x93188940 AEProcessAppleEvent + 60
32  com.apple.AppKit           0x93684adc _DPSNextEvent + 856
33  com.apple.AppKit           0x936845c8 -[NSApplication  
nextEventMatchingMask:untilDate:inMode:dequeue:] + 116
34  com.apple.AppKit           0x93680b0c -[NSApplication run] + 472
35  com.apple.AppKit           0x93771618 NSApplicationMain + 452
36  ch.sudo.cyberduck         0x00007a98 _start + 344 (crt.c:272)
37  ch.sudo.cyberduck         0x0000793c start + 60

Unexpected Signal : Bus Error occurred at PC=0x960A8DA0
  Function=[Unknown.]
  Library=/System/Library/Frameworks/JavaVM.framework/Versions/1.4.2/
Libraries/libjvm.dylib

  NOTE: We are unable to locate the function name symbol for the error
        just occurred. Please refer to release documentation for  
possible
        reason and solutions.

  Current Java thread:
          at com.apple.dnssd.AppleBrowser.CreateBrowser(Native Method)
          at com.apple.dnssd.AppleBrowser.<init>(DNSSD.java:716)
          at com.apple.dnssd.AppleDNSSD._makeBrowser(DNSSD.java:577)
          at com.apple.dnssd.DNSSD.browse(DNSSD.java:158)
          at com.apple.dnssd.DNSSD.browse(DNSSD.java:176)
          at ch.cyberduck.core.Rendezvous.init(Rendezvous.java:81)
          at
  ch.cyberduck.ui.cocoa.CDMainController.applicationDidFinishLaunching
(CDMainController.java:640)

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