Bug 125661 – Crashes in WebCore::Element::fastGetAttribute

• Status: RESOLVED
• Resolution: FIXED
• Component: WebCore Misc.

[Brent Fulgham]

We have recently started getting crashes in WebCore::Element::fastGetAttribute:

Process:         DumpRenderTree [9597]
Path:            /Volumes/VOLUME/*/DumpRenderTree
Identifier:      DumpRenderTree
Version:         0
Code Type:       X86-64 (Native)
Parent Process:  Python [8252]
User ID:         501

Date/Time:       2013-12-12 14:05:05.038 -0800
OS Version:      Mac OS X 10.8.5 (12F45)
Report Version:  10

Crashed Thread:  0  Dispatch queue: com.apple.main-thread

Exception Type:  EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x00000000bbadbeef

VM Regions Near 0xbbadbeef:
--> 
    __TEXT                 0000000103c76000-0000000103d21000 [  684K] r-x/rwx SM=COW  /Volumes/VOLUME/*

Application Specific Information:
CRASHING TEST: svg/dom/svg-element-attribute-js-null.xhtml

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.JavaScriptCore      	0x0000000104454f9a WTFCrash + 42 (Assertions.cpp:341)
1   com.apple.WebCore             	0x0000000105dfb16b WebCore::Element::fastGetAttribute(WebCore::QualifiedName const&) const + 91 (Element.h:721)
2   com.apple.WebCore             	0x0000000106ed988a WebCore::jsSVGScriptElementType(JSC::ExecState*, long long, long long, JSC::PropertyName) + 90 (JSSVGScriptElement.cpp:131)
3   com.apple.JavaScriptCore      	0x0000000103dfa794 JSC::PropertySlot::getValue(JSC::ExecState*, JSC::PropertyName) const + 340 (JSObject.h:1542)
4   com.apple.JavaScriptCore      	0x0000000103e15973 JSC::JSValue::get(JSC::ExecState*, JSC::PropertyName, JSC::PropertySlot&) const + 291 (JSCJSValueInlines.h:670)
5   com.apple.JavaScriptCore      	0x0000000103e15842 JSC::JSValue::get(JSC::ExecState*, JSC::PropertyName) const + 82 (JSCJSValueInlines.h:654)
6   com.apple.JavaScriptCore      	0x000000010427ffc1 JSC::LLInt::getByVal(JSC::ExecState*, JSC::JSValue, JSC::JSValue) + 593 (LLIntSlowPaths.cpp:685)
7   com.apple.JavaScriptCore      	0x00000001042792a3 llint_slow_path_get_by_val + 179 (LLIntSlowPaths.cpp:691)
8   com.apple.JavaScriptCore      	0x000000010428398a llint_op_get_by_val + 331

Thread 1:: Dispatch queue: com.apple.libdispatch-manager
0   libsystem_kernel.dylib        	0x00007fff8a325d16 kevent + 10
1   libdispatch.dylib             	0x00007fff9126ddea _dispatch_mgr_invoke + 883
2   libdispatch.dylib             	0x00007fff9126d9ee _dispatch_mgr_thread + 54

Thread 2:: com.apple.NSURLConnectionLoader
0   libsystem_kernel.dylib        	0x00007fff8a323686 mach_msg_trap + 10
1   libsystem_kernel.dylib        	0x00007fff8a322c42 mach_msg + 70
2   com.apple.CoreFoundation      	0x00007fff8a3c3233 __CFRunLoopServiceMachPort + 195
3   com.apple.CoreFoundation      	0x00007fff8a3c8916 __CFRunLoopRun + 1078
4   com.apple.CoreFoundation      	0x00007fff8a3c80e2 CFRunLoopRunSpecific + 290
5   com.apple.Foundation          	0x00007fff88196546 +[NSURLConnection(Loader) _resourceLoadLoop:] + 356
6   com.apple.Foundation          	0x00007fff881f4562 __NSThread__main__ + 1345
7   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
8   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 3:: JavaScriptCore::BlockFree
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4e61 WTF::ThreadCondition::timedWait(WTF::Mutex&, double) + 209 (ThreadingPthreads.cpp:399)
3   com.apple.JavaScriptCore      	0x0000000103e1cc6f JSC::BlockAllocator::waitForRelativeTimeWhileHoldingLock(double) + 95 (BlockAllocator.cpp:109)
4   com.apple.JavaScriptCore      	0x0000000103e1ccc0 JSC::BlockAllocator::waitForRelativeTime(double) + 64 (BlockAllocator.cpp:119)
5   com.apple.JavaScriptCore      	0x0000000103e1cd37 JSC::BlockAllocator::blockFreeingThreadMain() + 71 (BlockAllocator.cpp:134)
6   com.apple.JavaScriptCore      	0x0000000103e1cce5 JSC::BlockAllocator::blockFreeingThreadStartFunc(void*) + 21 (BlockAllocator.cpp:125)
7   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
8   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
9   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
10  libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 4:: JavaScriptCore::Marking
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040f6a24 JSC::GCThread::waitForNextPhase() + 244 (GCThread.cpp:81)
4   com.apple.JavaScriptCore      	0x00000001040f6ad4 JSC::GCThread::gcThreadMain() + 100 (GCThread.cpp:99)
5   com.apple.JavaScriptCore      	0x00000001040f6c0d JSC::GCThread::gcThreadStartFunc(void*) + 29 (GCThread.cpp:136)
6   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
7   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
8   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
9   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 5:: JavaScriptCore::Marking
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040f6a24 JSC::GCThread::waitForNextPhase() + 244 (GCThread.cpp:81)
4   com.apple.JavaScriptCore      	0x00000001040f6ad4 JSC::GCThread::gcThreadMain() + 100 (GCThread.cpp:99)
5   com.apple.JavaScriptCore      	0x00000001040f6c0d JSC::GCThread::gcThreadStartFunc(void*) + 29 (GCThread.cpp:136)
6   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
7   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
8   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
9   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 6:: JavaScriptCore::Marking
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040f6a24 JSC::GCThread::waitForNextPhase() + 244 (GCThread.cpp:81)
4   com.apple.JavaScriptCore      	0x00000001040f6ad4 JSC::GCThread::gcThreadMain() + 100 (GCThread.cpp:99)
5   com.apple.JavaScriptCore      	0x00000001040f6c0d JSC::GCThread::gcThreadStartFunc(void*) + 29 (GCThread.cpp:136)
6   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
7   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
8   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
9   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 7:: JavaScriptCore::Marking
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040f6a24 JSC::GCThread::waitForNextPhase() + 244 (GCThread.cpp:81)
4   com.apple.JavaScriptCore      	0x00000001040f6ad4 JSC::GCThread::gcThreadMain() + 100 (GCThread.cpp:99)
5   com.apple.JavaScriptCore      	0x00000001040f6c0d JSC::GCThread::gcThreadStartFunc(void*) + 29 (GCThread.cpp:136)
6   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
7   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
8   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
9   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 8:: JavaScriptCore::Marking
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040f6a24 JSC::GCThread::waitForNextPhase() + 244 (GCThread.cpp:81)
4   com.apple.JavaScriptCore      	0x00000001040f6ad4 JSC::GCThread::gcThreadMain() + 100 (GCThread.cpp:99)
5   com.apple.JavaScriptCore      	0x00000001040f6c0d JSC::GCThread::gcThreadStartFunc(void*) + 29 (GCThread.cpp:136)
6   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
7   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
8   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
9   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 9:: JavaScriptCore::Marking
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040f6a24 JSC::GCThread::waitForNextPhase() + 244 (GCThread.cpp:81)
4   com.apple.JavaScriptCore      	0x00000001040f6ad4 JSC::GCThread::gcThreadMain() + 100 (GCThread.cpp:99)
5   com.apple.JavaScriptCore      	0x00000001040f6c0d JSC::GCThread::gcThreadStartFunc(void*) + 29 (GCThread.cpp:136)
6   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
7   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
8   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
9   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 10:: WebCore: LocalStorage
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001044a4dff WTF::ThreadCondition::timedWait(WTF::Mutex&, double) + 111 (ThreadingPthreads.cpp:389)
4   com.apple.WebCore             	0x000000010766442d std::__1::unique_ptr<WTF::Function<void ()>, std::__1::default_delete<WTF::Function<void ()> > > WTF::MessageQueue<WTF::Function<void ()> >::waitForMessageFilteredWithTimeout<WTF::MessageQueue<WTF::Function<void ()> >::waitForMessage()::'lambda'(WTF::Function<void ()> const&)>(WTF::MessageQueueWaitResult&, WTF::MessageQueue<WTF::Function<void ()> >::waitForMessage()::'lambda'(WTF::Function<void ()> const&)&&, double) + 397 (MessageQueue.h:152)
5   com.apple.WebCore             	0x000000010766111f WTF::MessageQueue<WTF::Function<void ()> >::waitForMessage() + 79 (MessageQueue.h:132)
6   com.apple.WebCore             	0x00000001076608dc WebCore::StorageThread::threadEntryPoint() + 124 (StorageThread.cpp:73)
7   com.apple.WebCore             	0x00000001076607b5 WebCore::StorageThread::threadEntryPointCallback(void*) + 21 (StorageThread.cpp:67)
8   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
9   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
10  libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
11  libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 11:: JSC Compilation Thread
0   libsystem_kernel.dylib        	0x00007fff8a3250fa __psynch_cvwait + 10
1   libsystem_c.dylib             	0x00007fff89935fb9 _pthread_cond_wait + 869
2   com.apple.JavaScriptCore      	0x00000001044a4d50 WTF::ThreadCondition::wait(WTF::Mutex&) + 48 (ThreadingPthreads.cpp:378)
3   com.apple.JavaScriptCore      	0x00000001040d3a18 JSC::DFG::Worklist::runThread() + 168 (DFGWorklist.cpp:226)
4   com.apple.JavaScriptCore      	0x00000001040d2c25 JSC::DFG::Worklist::threadFunction(void*) + 21 (DFGWorklist.cpp:263)
5   com.apple.JavaScriptCore      	0x00000001044a3348 WTF::threadEntryPoint(void*) + 152 (Threading.cpp:70)
6   com.apple.JavaScriptCore      	0x00000001044a40f8 WTF::wtfThreadEntryPoint(void*) + 296 (ThreadingPthreads.cpp:195)
7   libsystem_c.dylib             	0x00007fff89931772 _pthread_start + 327
8   libsystem_c.dylib             	0x00007fff8991e1a1 thread_start + 13

Thread 12:
0   libsystem_kernel.dylib        	0x00007fff8a3256d6 __workq_kernreturn + 10
1   libsystem_c.dylib             	0x00007fff89933f1c _pthread_workq_return + 25
2   libsystem_c.dylib             	0x00007fff89933ce3 _pthread_wqthread + 412
3   libsystem_c.dylib             	0x00007fff8991e191 start_wqthread + 13

Thread 13:
0   libsystem_kernel.dylib        	0x00007fff8a3256d6 __workq_kernreturn + 10
1   libsystem_c.dylib             	0x00007fff89933f1c _pthread_workq_return + 25
2   libsystem_c.dylib             	0x00007fff89933ce3 _pthread_wqthread + 412
3   libsystem_c.dylib             	0x00007fff8991e191 start_wqthread + 13

Thread 14:
0   libsystem_kernel.dylib        	0x00007fff8a3256d6 __workq_kernreturn + 10
1   libsystem_c.dylib             	0x00007fff89933f1c _pthread_workq_return + 25
2   libsystem_c.dylib             	0x00007fff89933ce3 _pthread_wqthread + 412
3   libsystem_c.dylib             	0x00007fff8991e191 start_wqthread + 13

Thread 0 crashed with X86 Thread State (64-bit):
  rax: 0x00000000bbadbeef  rbx: 0x00007fc96e828408  rcx: 0xb28194f7f7707f40  rdx: 0xb28194f7f7707f40
  rdi: 0xb28194f7f7707f40  rsi: 0x0000150000001500  rbp: 0x00007fff5bf86890  rsp: 0x00007fff5bf86890
   r8: 0x0000000000002060   r9: 0x00007fff5bf85ed0  r10: 0x0000000000000008  r11: 0x0000000000000246
  r12: 0x00007fc970066eb0  r13: 0x00007fc96fd2ffb0  r14: 0xffff000000000000  r15: 0xffff000000000002
  rip: 0x0000000104454f9a  rfl: 0x0000000000010202  cr2: 0x00000000bbadbeef
Logical CPU: 6

Binary Images:
       0x103c76000 -        0x103d20fff +DumpRenderTree (0) <3C6343BE-5255-33A2-A332-33DCBB231D96> /Volumes/VOLUME/*/DumpRenderTree
       0x103ddd000 -        0x103dddfff +libWebCoreTestShim.dylib (0) <77B177D7-FCAD-3D51-9E04-210CA646A190> /Volumes/VOLUME/*/libWebCoreTestShim.dylib
       0x103de5000 -        0x104845fff  com.apple.JavaScriptCore (538+ - 538.10+) <3DADC445-7BBD-3A2C-9FC2-FE49AB0B174B> /Volumes/VOLUME/*/JavaScriptCore.framework/Versions/A/JavaScriptCore
       0x1054cb000 -        0x10558bff7 +libWebCoreTestSupport.dylib (0) <ABFF7613-78C5-3C56-92FD-57C5E9D4B600> /Volumes/VOLUME/*/libWebCoreTestSupport.dylib
       0x105690000 -        0x1059b7ff7  com.apple.WebKit (538+ - 538.10+) <C8E08470-F716-32CE-81D5-020EE017551C> /Volumes/VOLUME/*/WebKit.framework/Versions/A/WebKit
       0x105dc5000 -        0x108c7cff7  com.apple.WebCore (538+ - 538.10+) <2A7B0F08-9FC4-3F83-91E2-4CF9CF9A1844> /Volumes/VOLUME/*/WebCore.framework/Versions/A/WebCore
    0x7fff63876000 -     0x7fff638aa93f  dyld (210.2.3) <A40597AA-5529-3337-8C09-D8A014EB1578> /usr/lib/dyld
    0x7fff87cff000 -     0x7fff87d68fff  libstdc++.6.dylib (56) <EAA2B53E-EADE-39CF-A0EF-FB9D4940672A> /usr/lib/libstdc++.6.dylib
    0x7fff87d69000 -     0x7fff87d9aff7  com.apple.DictionaryServices (1.2 - 184.4) <054F2D6F-9CFF-3EF1-9778-25C551B616C1> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/DictionaryServices.framework/Versions/A/DictionaryServices
    0x7fff87d9b000 -     0x7fff87d9bfff  com.apple.vecLib (3.8 - vecLib 3.8) <6CBBFDC4-415C-3910-9558-B67176447789> /System/Library/Frameworks/vecLib.framework/Versions/A/vecLib
    0x7fff87d9c000 -     0x7fff87daaff7  libsystem_network.dylib (77.10) <0D99F24E-56FE-380F-B81B-4A4C630EE587> /usr/lib/system/libsystem_network.dylib
    0x7fff87dab000 -     0x7fff87dc2fff  com.apple.CFOpenDirectory (10.8 - 151.10) <FFBBA538-00B5-334E-BA5B-C8AD6CDCDA14> /System/Library/Frameworks/OpenDirectory.framework/Versions/A/Frameworks/CFOpenDirectory.framework/Versions/A/CFOpenDirectory
    0x7fff87dc3000 -     0x7fff87ec0fff  libsqlite3.dylib (138.1) <ADE9CB98-D77D-300C-A32A-556B7440769F> /usr/lib/libsqlite3.dylib
    0x7fff87ec1000 -     0x7fff87ee8fff  com.apple.framework.familycontrols (4.1 - 410) <50F5A52C-8FB6-300A-977D-5CFDE4D5796B> /System/Library/PrivateFrameworks/FamilyControls.framework/Versions/A/FamilyControls
    0x7fff87f39000 -     0x7fff880aeff7  com.apple.CFNetwork (596.5 - 596.5) <22372475-6EF4-3A04-83FC-C061FE4717B3> /System/Library/Frameworks/CFNetwork.framework/Versions/A/CFNetwork
    0x7fff880af000 -     0x7fff880c6fff  libGL.dylib (8.10.1) <F8BABA3C-7810-3A65-83FC-61945AA50E90> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib
    0x7fff8810e000 -     0x7fff8815dff7  libcorecrypto.dylib (106.2) <CE0C29A3-C420-339B-ADAA-52F4683233CC> /usr/lib/system/libcorecrypto.dylib
    0x7fff8815e000 -     0x7fff884bdfff  com.apple.Foundation (6.8 - 945.18) <1D7E58E6-FA3A-3CE8-AC85-B9D06B8C0AA0> /System/Library/Frameworks/Foundation.framework/Versions/C/Foundation
    0x7fff884be000 -     0x7fff88514fff  com.apple.HIServices (1.20 - 417) <A1129272-FEC8-350B-BA26-5A97F23C413D> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/HIServices.framework/Versions/A/HIServices
    0x7fff88515000 -     0x7fff88554ff7  com.apple.QD (3.42.1 - 285.1) <77A20C25-EBB5-341C-A05C-5D458B97AD5C> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/QD.framework/Versions/A/QD
    0x7fff88555000 -     0x7fff8855ffff  com.apple.speech.recognition.framework (4.1.5 - 4.1.5) <D803919C-3102-3515-A178-61E9C86C46A1> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/SpeechRecognition.framework/Versions/A/SpeechRecognition
    0x7fff885b5000 -     0x7fff885e3fff  com.apple.CoreServicesInternal (154.3 - 154.3) <F4E118E4-E327-3314-83D7-EA20B1717ED0> /System/Library/PrivateFrameworks/CoreServicesInternal.framework/Versions/A/CoreServicesInternal
    0x7fff885e4000 -     0x7fff88628fff  libcups.2.dylib (327.7) <9F35B58A-F47E-348A-8E09-E235FA4B9270> /usr/lib/libcups.2.dylib
    0x7fff88777000 -     0x7fff88777fff  com.apple.ApplicationServices (45 - 45) <A3ABF20B-ED3A-32B5-830E-B37831A45A80> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/ApplicationServices
    0x7fff8877a000 -     0x7fff887bdff7  com.apple.bom (12.0 - 192) <0BF1F2D2-3648-36B7-BE4B-551A0173209B> /System/Library/PrivateFrameworks/Bom.framework/Versions/A/Bom
    0x7fff88866000 -     0x7fff88875ff7  libxar.1.dylib (105) <370ED355-E516-311E-BAFD-D80633A84BE1> /usr/lib/libxar.1.dylib
    0x7fff88963000 -     0x7fff88969fff  com.apple.DiskArbitration (2.5.2 - 2.5.2) <C713A35A-360E-36CE-AC0A-25C86A3F50CA> /System/Library/Frameworks/DiskArbitration.framework/Versions/A/DiskArbitration
    0x7fff889c5000 -     0x7fff88a1aff7  libTIFF.dylib (851) <7706BB07-E7E8-38BE-A5F0-D8B63E3B9283> /System/Library/Frameworks/ImageIO.framework/Versions/A/Resources/libTIFF.dylib
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    0x7fff907a5000 -     0x7fff907b9fff  com.apple.speech.synthesis.framework (4.1.12 - 4.1.12) <94EDF2AB-809C-3D15-BED5-7AD45B2A7C16> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/SpeechSynthesis.framework/Versions/A/SpeechSynthesis
    0x7fff9088b000 -     0x7fff90b2fff7  com.apple.CoreImage (8.4.0 - 1.0.1) <CC6DD22B-FFC6-310B-BE13-2397A02C79EF> /System/Library/Frameworks/QuartzCore.framework/Versions/A/Frameworks/CoreImage.framework/Versions/A/CoreImage
    0x7fff90da6000 -     0x7fff90e26ff7  com.apple.ApplicationServices.ATS (332 - 341.1) <BD83B039-AB25-3E3E-9975-A67DAE66988B> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ATS.framework/Versions/A/ATS
    0x7fff90e27000 -     0x7fff9113eff7  com.apple.CoreServices.CarbonCore (1037.6 - 1037.6) <1E567A52-677F-3168-979F-5FBB0818D52B> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/CarbonCore.framework/Versions/A/CarbonCore
    0x7fff9116b000 -     0x7fff91268ff7  libxml2.2.dylib (22.3) <47B09CB2-C636-3024-8B55-6040F7829B4C> /usr/lib/libxml2.2.dylib
    0x7fff91269000 -     0x7fff9127eff7  libdispatch.dylib (228.23) <D26996BF-FC57-39EB-8829-F63585561E09> /usr/lib/system/libdispatch.dylib
    0x7fff912e7000 -     0x7fff912e8fff  libDiagnosticMessagesClient.dylib (8) <8548E0DC-0D2F-30B6-B045-FE8A038E76D8> /usr/lib/libDiagnosticMessagesClient.dylib
    0x7fff9136c000 -     0x7fff9136cfff  com.apple.Accelerate.vecLib (3.8 - vecLib 3.8) <F565B686-24E2-39F2-ACC3-C5E4084476BE> /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/vecLib
    0x7fff9136d000 -     0x7fff91371ff7  com.apple.TCC (1.0 - 1) <F2F3B753-FC73-3543-8BBE-859FDBB4D6A6> /System/Library/PrivateFrameworks/TCC.framework/Versions/A/TCC
    0x7fff91372000 -     0x7fff913f3fff  com.apple.Metadata (10.7.0 - 707.12) <69E3EEF7-8B7B-3652-8320-B8E885370E56> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/Metadata.framework/Versions/A/Metadata
    0x7fff91466000 -     0x7fff91471fff  com.apple.CommonAuth (3.0 - 2.0) <1CA95702-DDC7-3ADB-891E-7F037ABDDA14> /System/Library/PrivateFrameworks/CommonAuth.framework/Versions/A/CommonAuth
    0x7fff914b1000 -     0x7fff914b1fff  com.apple.Accelerate (1.8 - Accelerate 1.8) <878A6E7E-CB34-380F-8212-47FBF12C7C96> /System/Library/Frameworks/Accelerate.framework/Versions/A/Accelerate
    0x7fff914bb000 -     0x7fff914bffff  libCGXType.A.dylib (333.1) <16625094-813E-39F8-9AFE-C1A24ED11749> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreGraphics.framework/Versions/A/Resources/libCGXType.A.dylib
    0x7fff914c0000 -     0x7fff915cbfff  libFontParser.dylib (84.6) <96C42E49-79A6-3475-B5E4-6A782599A6DA> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ATS.framework/Versions/A/Resources/libFontParser.dylib
    0x7fff915cc000 -     0x7fff9160fff7  com.apple.RemoteViewServices (2.0 - 80.6) <5CFA361D-4853-3ACC-9EFC-A2AC1F43BA4B> /System/Library/PrivateFrameworks/RemoteViewServices.framework/Versions/A/RemoteViewServices
    0x7fff91b47000 -     0x7fff91b4cfff  libcache.dylib (57) <65187C6E-3FBF-3EB8-A1AA-389445E2984D> /usr/lib/system/libcache.dylib
    0x7fff91b4d000 -     0x7fff91b64fff  com.apple.GenerationalStorage (1.1 - 132.3) <FD4A84B3-13A8-3C60-A59E-25A361447A17> /System/Library/PrivateFrameworks/GenerationalStorage.framework/Versions/A/GenerationalStorage
    0x7fff91b65000 -     0x7fff91b65fff  com.apple.Cocoa (6.7 - 19) <1F77945C-F37A-3171-B22E-F7AB0FCBB4D4> /System/Library/Frameworks/Cocoa.framework/Versions/A/Cocoa
    0x7fff923f0000 -     0x7fff923fefff  libcommonCrypto.dylib (60027) <BAAFE0C9-BB86-3CA7-88C0-E3CBA98DA06F> /usr/lib/system/libcommonCrypto.dylib
    0x7fff9241e000 -     0x7fff92468ff7  libGLU.dylib (8.10.1) <6699DEA6-9EEB-3B84-A57F-B25AE44EC584> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGLU.dylib
    0x7fff92469000 -     0x7fff9249ffff  com.apple.DebugSymbols (98 - 98) <14E788B1-4EB2-3FD7-934B-849534DFC198> /System/Library/PrivateFrameworks/DebugSymbols.framework/Versions/A/DebugSymbols
    0x7fff92530000 -     0x7fff92765ff7  com.apple.CoreData (106.1 - 407.7) <24E0A6B4-9ECA-3D12-B26A-72B9DCF09768> /System/Library/Frameworks/CoreData.framework/Versions/A/CoreData
    0x7fff927e0000 -     0x7fff927e9ff7  com.apple.CommerceCore (1.0 - 26.2) <AF35874A-6FA7-328E-BE30-8BBEF0B741A8> /System/Library/PrivateFrameworks/CommerceKit.framework/Versions/A/Frameworks/CommerceCore.framework/Versions/A/CommerceCore
    0x7fff92a4f000 -     0x7fff92a71ff7  com.apple.Kerberos (2.0 - 1) <C49B8820-34ED-39D7-A407-A3E854153556> /System/Library/Frameworks/Kerberos.framework/Versions/A/Kerberos
    0x7fff93483000 -     0x7fff93487fff  libCoreVMClient.dylib (32.5) <DB009CD4-BB0E-3331-BBB4-A118781D193F> /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libCoreVMClient.dylib
    0x7fff93488000 -     0x7fff93493fff  libsystem_notify.dylib (98.5) <C49275CC-835A-3207-AFBA-8C01374927B6> /usr/lib/system/libsystem_notify.dylib
    0x7fff93497000 -     0x7fff9349cfff  com.apple.OpenDirectory (10.8 - 151.10) <CF44120B-9B01-32DD-852E-C9C0E1243FC0> /System/Library/Frameworks/OpenDirectory.framework/Versions/A/OpenDirectory
    0x7fff9349d000 -     0x7fff9349ffff  com.apple.securityhi (4.0 - 55002) <34E45C60-DC7E-3FCC-A1ED-EBF48B77C559> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/SecurityHI.framework/Versions/A/SecurityHI
    0x7fff935a3000 -     0x7fff935a4fff  liblangid.dylib (116) <864C409D-D56B-383E-9B44-A435A47F2346> /usr/lib/liblangid.dylib
    0x7fff935e1000 -     0x7fff93f71627  com.apple.CoreGraphics (1.600.0 - 333.1) <C085C074-7260-3C3D-90C6-A65D3CB2BD41> /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreGraphics.framework/Versions/A/CoreGraphics
    0x7fff93f72000 -     0x7fff93f73ff7  libdnsinfo.dylib (453.19) <14202FFB-C3CA-3FCC-94B0-14611BF8692D> /usr/lib/system/libdnsinfo.dylib
    0x7fff93f74000 -     0x7fff93faeff7  com.apple.GSS (3.0 - 2.0) <423BDFCC-9187-3F3E-ABB0-D280003EB15E> /System/Library/Frameworks/GSS.framework/Versions/A/GSS
    0x7fff93faf000 -     0x7fff93fceff7  libresolv.9.dylib (51) <0882DC2D-A892-31FF-AD8C-0BB518C48B23> /usr/lib/libresolv.9.dylib
    0x7fff940ca000 -     0x7fff940efff7  libc++abi.dylib (26) <D86169F3-9F31-377A-9AF3-DB17142052E4> /usr/lib/libc++abi.dylib
    0x7fff940f0000 -     0x7fff940f1fff  libsystem_blocks.dylib (59) <D92DCBC3-541C-37BD-AADE-ACC75A0C59C8> /usr/lib/system/libsystem_blocks.dylib
    0x7fff940f2000 -     0x7fff941ccfff  com.apple.backup.framework (1.4.3 - 1.4.3) <6B65C44C-7777-3331-AD9D-438D10AAC777> /System/Library/PrivateFrameworks/Backup.framework/Versions/A/Backup
    0x7fff941cd000 -     0x7fff9449eff7  com.apple.security (7.0 - 55179.13) <F428E306-C407-3B55-BA82-E58755E8A76F> /System/Library/Frameworks/Security.framework/Versions/A/Security
    0x7fff9449f000 -     0x7fff944a2fff  com.apple.help (1.3.2 - 42) <343904FE-3022-3573-97D6-5FE17F8643BA> /System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/Help.framework/Versions/A/Help
    0x7fff944a3000 -     0x7fff9450bfff  libvDSP.dylib (380.10) <3CA154A3-1BE5-3CF4-BE48-F0A719A963BB> /System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/libvDSP.dylib
    0x7fff94538000 -     0x7fff9453cfff  libpam.2.dylib (20) <C8F45864-5B58-3237-87E1-2C258A1D73B8> /usr/lib/libpam.2.dylib
    0x7fff9497a000 -     0x7fff94987fff  libbz2.1.0.dylib (29) <CE9785E8-B535-3504-B392-82F0064D9AF2> /usr/lib/libbz2.1.0.dylib
    0x7fff949d2000 -     0x7fff949d2fff  com.apple.Carbon (154 - 155) <372716D2-6FA1-3611-8501-3DD1D4A6E8C8> /System/Library/Frameworks/Carbon.framework/Versions/A/Carbon

External Modification Summary:
  Calls made by other processes targeting this process:
    task_for_pid: 2
    thread_create: 0
    thread_set_state: 0
  Calls made by this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by all processes on this machine:
    task_for_pid: 1503329
    thread_create: 0
    thread_set_state: 0

VM Region Summary:
ReadOnly portion of Libraries: Total=288.4M resident=204.3M(71%) swapped_out_or_unallocated=84.1M(29%)
Writable regions: Total=1.2G written=97.6M(8%) resident=101.6M(8%) swapped_out=0K(0%) unallocated=1.1G(92%)
 
REGION TYPE                        VIRTUAL
===========                        =======
CG backing stores                    1888K
CG image                             1876K
CG shared images                     1184K
CoreServices                         1408K
JS JIT generated code               256.0M
JS JIT generated code (reserved)    768.0M        reserved VM address space (unallocated)
JS VM register file                  4096K
JS garbage collector                 13.0M
MALLOC                              147.9M
MALLOC guard page                      48K
SQLite page cache                     384K
STACK GUARD                          56.1M
Stack                                15.1M
VM_ALLOCATE                          16.1M
__DATA                               13.7M
__IMAGE                               528K
__LINKEDIT                          133.6M
__TEXT                              154.8M
__UNICODE                             544K
mapped file                          33.6M
shared memory                         308K
===========                        =======
TOTAL                                 1.6G
TOTAL, minus reserved VM space      851.8M

[Brent Fulgham]

This was resolved by corrections to the binding generation code. It was improperly using fastGetAttribute in cases where it was not meant to be used.