Segmentation fault Tue May 30 08:50:07 2017 VM: 201705021552 https://github.com/OpenSmalltalk/opensmalltalk-vm.git $ Date: Tue May 2 08:52:41 2017 -0700 $ Plugins: 201705021552 https://github.com/OpenSmalltalk/opensmalltalk-vm.git $ C stack backtrace & registers: eax 0x00002080 ebx 0x0941d3a8 ecx 0x00000000 edx 0xffffebc0 edi 0x0e090980 esi 0x0e090980 ebp 0xbff77b88 esp 0xbff77b80 eip 0x9346d935 0 libsystem_platform.dylib 0x9346d935 _platform_memmove$VARIANT$sse42 + 197 1 Pharo 0x000d4233 reportStackState + 819 2 Pharo 0x000d457b sigsegv + 101 3 libsystem_platform.dylib 0x9346d79b _sigtramp + 43 4 ??? 0xffffffff 0x0 + 4294967295 5 AppleIntelBDWGraphicsGLDriver 0x0b490269 glrUpdateTexture + 9547 6 libGPUSupportMercury.dylib 0x99f9c5f4 gpusLoadCurrentTextures + 596 7 AppleIntelBDWGraphicsGLDriver 0x0afd72e2 updateDispatch + 620 8 GLEngine 0x9653d329 gleDoDrawDispatchCore + 578 9 GLEngine 0x96444f37 glBegin_Exec + 112 10 GLEngine 0x9646baa8 glBegin_UnpackThread + 26 11 GLEngine 0x96538532 gleCmdProcessor + 75 12 libdispatch.dylib 0x9347383f _dispatch_client_callout + 50 13 libdispatch.dylib 0x93475110 _dispatch_barrier_sync_f_invoke + 61 14 libdispatch.dylib 0x934750cc dispatch_barrier_sync_f + 98 15 GLEngine 0x965381cc gleFlushCommandBuffer_Core + 315 16 GLEngine 0x96538207 gleFinishCommandBuffer + 19 17 GLEngine 0x9643f28d gliAttachDrawableWithOptions + 39 18 OpenGL 0x9d6b08e1 glcGetIOAccelService + 3776 19 OpenGL 0x9d6b584b CGLUpdateContext + 317 20 AppKit 0x986b1c83 -[NSOpenGLContext update] + 514 21 AppKit 0x9877fffb -[NSOpenGLView update] + 63 22 AppKit 0x9877ffb7 -[NSOpenGLView _surfaceNeedsUpdate:] + 33 23 Foundation 0x931186c2 __57-[NSNotificationCenter addObserver:selector:name:object:]_block_invoke_2 + 50 24 CoreFoundation 0x9a245144 __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 20 25 CoreFoundation 0x9a2450cb ___CFXRegistrationPost_block_invoke + 75 26 CoreFoundation 0x9a24503c _CFXRegistrationPost + 460 27 CoreFoundation 0x9a244d76 ___CFXNotificationPost_block_invoke + 54 28 CoreFoundation 0x9a1fe6f3 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1715 29 CoreFoundation 0x9a1fd912 _CFXNotificationPost + 626 30 Foundation 0x930ca734 -[NSNotificationCenter postNotificationName:object:userInfo:] + 92 31 Foundation 0x930d8c30 -[NSNotificationCenter postNotificationName:object:] + 56 32 AppKit 0x98620fdb -[NSSurface _windowDidChangeScreens:] + 123 33 Foundation 0x931186c2 __57-[NSNotificationCenter addObserver:selector:name:object:]_block_invoke_2 + 50 34 CoreFoundation 0x9a245144 __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 20 35 CoreFoundation 0x9a2450cb ___CFXRegistrationPost_block_invoke + 75 36 CoreFoundation 0x9a24503c _CFXRegistrationPost + 460 37 CoreFoundation 0x9a244d76 ___CFXNotificationPost_block_invoke + 54 38 CoreFoundation 0x9a1fe6f3 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1715 39 CoreFoundation 0x9a1fd912 _CFXNotificationPost + 626 40 Foundation 0x930ca734 -[NSNotificationCenter postNotificationName:object:userInfo:] + 92 41 Foundation 0x930d8c30 -[NSNotificationCenter postNotificationName:object:] + 56 42 AppKit 0x985443fa __67-[NSWindow _updateSettingsSendingScreenChangeNotificationIfNeeded:]_block_invoke + 503 43 AppKit 0x984c2e6d NSPerformVisuallyAtomicChange + 212 44 AppKit 0x9843eb1b -[NSWindow _updateSettingsSendingScreenChangeNotificationIfNeeded:] + 394 45 AppKit 0x9877ff67 -[NSWindow _screenChanged:] + 75 46 AppKit 0x9877ff17 -[NSWindow _displayChangedDepth] + 41 47 AppKit 0x9877feb2 -[NSWindow _displayChangedSoAdjustWindows:] + 202 48 AppKit 0x98c063b4 -[NSWindow _displayChanged] + 41 49 libobjc.A.dylib 0x97f7387d -[NSObject performSelector:] + 62 50 AppKit 0x9851fd78 __44-[NSApplication makeWindowsPerform:inOrder:]_block_invoke + 43 51 AppKit 0x9851fd23 __48-[NSApplication _findWindowInOrder:passingTest:]_block_invoke + 28 52 AppKit 0x9837408f -[NSApplication _enumerateWindowsInOrder:usingBlock:] + 462 53 AppKit 0x98373e9f -[NSApplication _findWindowInOrder:passingTest:] + 165 54 AppKit 0x98373df1 -[NSApplication makeWindowsPerform:inOrder:] + 272 55 AppKit 0x9877fc21 -[NSApplication _reactToScreenInvalidationImmediately:] + 229 56 AppKit 0x9877fafe __44-[NSApplication _reactToScreenInvalidation:]_block_invoke + 111 57 CoreFoundation 0x9a24eda0 __CFRUNLOOP_IS_CALLING_OUT_TO_A_BLOCK__ + 16 58 CoreFoundation 0x9a22c873 __CFRunLoopDoBlocks + 195 59 CoreFoundation 0x9a22c475 __CFRunLoopRun + 2197 60 CoreFoundation 0x9a22b976 CFRunLoopRunSpecific + 390 61 CoreFoundation 0x9a22b7db CFRunLoopRunInMode + 123 62 HIToolbox 0x94a482f1 RunCurrentEventLoopInMode + 267 63 HIToolbox 0x94a47fc5 ReceiveNextEventCommon + 201 64 HIToolbox 0x94a47eec _BlockUntilNextEventMatchingListInModeWithFilter + 99 Smalltalk stack dump: 0xbff80980 M ProcessorScheduler class>idleProcess 0x5014820: a(n) ProcessorScheduler class 0xbff809a0 I [] in ProcessorScheduler class>startUp 0x5014820: a(n) ProcessorScheduler class 0xbff809c0 I [] in BlockClosure>newProcess 0x840c670: a(n) BlockClosure Most recent primitives terminateTo: **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: millisecondClockValue yield millisecondClockValue signal primUTCMicrosecondsClock + >= + < primSignal:atUTCMicroseconds: wait wait relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: primUTCMicrosecondsClock >= signal + primSignal:atUTCMicroseconds: wait millisecondClockValue @ actualScreenSize millisecondClockValue @ truncated tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** **StackOverflow** **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: **StackOverflow** **StackOverflow** tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: tempAt: tempAt:put: tempAt: terminateTo: findNextUnwindContextUpTo: terminateTo: millisecondClockValue yield millisecondClockValue signal primUTCMicrosecondsClock + >= + < primSignal:atUTCMicroseconds: wait wait relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: relinquishProcessorForMicroseconds: stack page bytes 4096 available headroom 2788 minimum unused headroom 2988 (Segmentation fault)