Attachment 20784 Details for Bug 53794 – crash-log

crash-log

HeadersOnlyRequestCancellationApp 23-03-2017, 21-22.crash (text/plain), 36.99 KB, created by Manuel de la Peña [MSFT] on 2017-03-24 10:22:27 UTC

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Description:

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Creator: Manuel de la Peña [MSFT]

Created: 2017-03-24 10:22:27 UTC

Size: 36.99 KB

patch

obsolete

>Date/Time:       2017-03-23 21:22:41.330185 +0100
>OS Version:      iPhone OS 10.3 (Build 14E5239e)
>Architecture:    arm64
>Report Version:  19
>
>Command:         HeadersOnlyRequestCancellationApp
>Path:            /private/var/containers/Bundle/Application/EFA68AE9-0007-4867-90B2-5AE4EAC48B42/HeadersOnlyRequestCancellationApp.app/HeadersOnlyRequestCancellationApp
>Version:         1.0 (1.0)
>Parent:          launchd [1]
>PID:             1290
>
>Event:           wakeups
>Wakeups:         45001 wakeups over the last 208 seconds (216 wakeups per second average), exceeding limit of 150 wakeups per second over 300 seconds
>Duration:        207.94s
>Steps:           134
>
>Hardware model:  iPad5,3
>Active cpus:     3
>
>
>Powerstats for:  HeadersOnlyReque [1290]
>UUID:            78ECA460-D511-371D-B2BC-DF08D1BC5D03
>Start time:      2017-03-23 21:25:07 +0100
>End time:        2017-03-23 21:26:08 +0100
>Microstackshots: 134 samples (100%)
>Primary state:   84 samples Frontmost App, User mode, Effective Thread QoS Unspecified, Requested Thread QoS Unspecified, Override Thread QoS Unspecified
>User Activity:   0 samples Idle, 134 samples Active
>Power Source:    0 samples on Battery, 134 samples on AC
>  85  _pthread_start + 284 (libsystem_pthread.dylib + 13932) [0x185b5566c]
>    85  _pthread_body + 240 (libsystem_pthread.dylib + 14172) [0x185b5575c]
>      67  __NSThread__start__ + 996 (Foundation + 1090256) [0x1875852d0]
>        67  +[NSURLConnection _resourceLoadLoop:] + 404 (CFNetwork + 924756) [0x18717ac54]
>          67  CFRunLoopRunSpecific + 424 (CoreFoundation + 36212) [0x18696ed74]
>            67  __CFRunLoopRun + 744 (CoreFoundation + 887168) [0x186a3e980]
>              67  __CFRunLoopDoSources0 + 540 (CoreFoundation + 896372) [0x186a40d74]
>                67  __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24 (CoreFoundation + 898052) [0x186a41404]
>                  67  MultiplexerSource::_perform + 64 (CFNetwork + 2353024) [0x1872d7780]
>                    67  MultiplexerSource::perform + 312 (CFNetwork + 2353684) [0x1872d7a14]
>                      64  RunloopBlockContext::perform + 128 (CFNetwork + 2348752) [0x1872d66d0]
>                        64  CFArrayApplyFunction + 68 (CoreFoundation + 34528) [0x18696e6e0]
>                          63  RunloopBlockContext::_invoke_block + 36 (CFNetwork + 2349072) [0x1872d6810]
>                            63  _dispatch_block_invoke_direct + 332 (libdispatch.dylib + 53652) [0x185956194]
>                              63  _dispatch_client_callout + 16 (libdispatch.dylib + 6560) [0x18594a9a0]
>                                17  ___ZN24HTTPConnectionCacheEntry18connLostConnectionENSt3__110shared_ptrI14HTTPConnectionEE_block_invoke + 60 (CFNetwork + 1374848) [0x1871e8a80]
>                                  16  HTTPConnectionCacheEntry::_connectionWasLost + 388 (CFNetwork + 1369428) [0x1871e7554]
>                                    11  HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 104 (CFNetwork + 1364760) [0x1871e6318]
>                                      11  HTTPConnectionCacheEntry::_countPendingTubesWithAuthentication const + 136 (CFNetwork + 1375880) [0x1871e8e88]
>                                        11  CFArrayApplyFunction + 68 (CoreFoundation + 34528) [0x18696e6e0]
>                                          5   ___ZNK24HTTPConnectionCacheEntry36_countPendingTubesWithAuthenticationEP19AuthenticationState_block_invoke + 32 (CFNetwork + 1377792) [0x1871e9600]
>                                            5   Tube::copyWaiter + 100 (CFNetwork + 1230916) [0x1871c5844]
>                                              5   _dispatch_barrier_sync_f_invoke + 84 (libdispatch.dylib + 61152) [0x185957ee0]
>                                                4   CFAllocatedReferenceCountedObject::retain const + 4 (CFNetwork + 882580) [0x187170794]
>                                                1   CFAllocatedReferenceCountedObject::retain const + 16 (CFNetwork + 882592) [0x1871707a0]
>                                          2   CFAllocatedReferenceCountedObject::release const + 0 (CFNetwork + 882600) [0x1871707a8]
>                                          2   CFAllocatedReferenceCountedObject::release const + 12 (CFNetwork + 882612) [0x1871707b4]
>                                          2   ___ZNK24HTTPConnectionCacheEntry36_countPendingTubesWithAuthenticationEP19AuthenticationState_block_invoke + 124 (CFNetwork + 1377884) [0x1871e965c]
>                                            2   pthread_mutex_unlock + 68 (libsystem_pthread.dylib + 5228) [0x185b5346c]
>                                    2   HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 80 (CFNetwork + 1364736) [0x1871e6300]
>                                      2   std::__1::__shared_weak_count::__add_shared + 12 (libc++.1.dylib + 239736) [0x1854b4878]
>                                    2   HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 512 (CFNetwork + 1365168) [0x1871e64b0]
>                                      2   HTTPConnectionCacheEntry::_removeConnection + 196 (CFNetwork + 1371760) [0x1871e7e70]
>                                        2   HTTPConnectionCacheEntry::_connectionWasLost + 388 (CFNetwork + 1369428) [0x1871e7554]
>                                          2   HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 104 (CFNetwork + 1364760) [0x1871e6318]
>                                            2   HTTPConnectionCacheEntry::_countPendingTubesWithAuthentication const + 136 (CFNetwork + 1375880) [0x1871e8e88]
>                                              2   CFArrayApplyFunction + 68 (CoreFoundation + 34528) [0x18696e6e0]
>                                                2   ___ZNK24HTTPConnectionCacheEntry36_countPendingTubesWithAuthenticationEP19AuthenticationState_block_invoke + 140 (CFNetwork + 1377900) [0x1871e966c]
>                                                  2   std::__1::__shared_weak_count::__release_shared + 16 (libc++.1.dylib + 239788) [0x1854b48ac]
>                                    1   HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 620 (CFNetwork + 1365276) [0x1871e651c]
>                                      1   HTTPConnectionCacheEntry::_canPipelineOnConnection + 32 (CFNetwork + 1372908) [0x1871e82ec]
>                                  1   HTTPConnectionCacheEntry::_connectionWasLost + 624 (CFNetwork + 1369664) [0x1871e7640]
>                                    1   std::__1::__shared_weak_count::__release_shared + 32 (libc++.1.dylib + 239804) [0x1854b48bc]
>                                17  ___ZN11TubeManager12newTubeReadyEP4Tube13CFStreamError_block_invoke + 68 (CFNetwork + 1071032) [0x18719e7b8]
>                                  17  TubeManager::_onqueue_newTubeReady + 676 (CFNetwork + 1071784) [0x18719eaa8]
>                                    17  HTTPConnectionCache::_onqueue_ingestTube + 184 (CFNetwork + 1354784) [0x1871e3c20]
>                                      17  HTTPConnectionCacheEntry::ingestTube + 344 (CFNetwork + 1367552) [0x1871e6e00]
>                                        16  HTTPConnectionCacheEntry::_connectionWasLost + 388 (CFNetwork + 1369428) [0x1871e7554]
>                                          14  HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 104 (CFNetwork + 1364760) [0x1871e6318]
>                                            14  HTTPConnectionCacheEntry::_countPendingTubesWithAuthentication const + 136 (CFNetwork + 1375880) [0x1871e8e88]
>                                              14  CFArrayApplyFunction + 68 (CoreFoundation + 34528) [0x18696e6e0]
>                                                6   ___ZNK24HTTPConnectionCacheEntry36_countPendingTubesWithAuthenticationEP19AuthenticationState_block_invoke + 124 (CFNetwork + 1377884) [0x1871e965c]
>                                                  4   pthread_mutex_unlock + 108 (libsystem_pthread.dylib + 5268) [0x185b53494]
>                                                  2   pthread_mutex_unlock + 68 (libsystem_pthread.dylib + 5228) [0x185b5346c]
>                                                5   ___ZNK24HTTPConnectionCacheEntry36_countPendingTubesWithAuthenticationEP19AuthenticationState_block_invoke + 32 (CFNetwork + 1377792) [0x1871e9600]
>                                                  4   Tube::copyWaiter + 100 (CFNetwork + 1230916) [0x1871c5844]
>                                                    4   _dispatch_barrier_complete + 172 (libdispatch.dylib + 76140) [0x18595b96c]
>                                                  1   dispatch_barrier_sync_f + 44 (libdispatch.dylib + 60628) [0x185957cd4]
>                                                2   CFAllocatedReferenceCountedObject::release const + 12 (CFNetwork + 882612) [0x1871707b4]
>                                                1   ___ZNK24HTTPConnectionCacheEntry36_countPendingTubesWithAuthenticationEP19AuthenticationState_block_invoke + 140 (CFNetwork + 1377900) [0x1871e966c]
>                                                  1   std::__1::__shared_weak_count::__release_shared + 28 (libc++.1.dylib + 239800) [0x1854b48b8]
>                                          2   HTTPConnectionCacheEntry::_findOrCreateEmptyConnection + 80 (CFNetwork + 1364736) [0x1871e6300]
>                                            2   std::__1::__shared_weak_count::__add_shared + 12 (libc++.1.dylib + 239736) [0x1854b4878]
>                                        1   HTTPConnectionCacheEntry::_connectionWasLost + 396 (CFNetwork + 1369436) [0x1871e755c]
>                                          1   std::__1::__shared_weak_count::__release_shared + 32 (libc++.1.dylib + 239804) [0x1854b48bc]
>                                16  ___ZN24HTTPConnectionCacheEntry20connActivityOccurredENSt3__110shared_ptrI14HTTPConnectionEE_block_invoke + 160 (CFNetwork + 1374280) [0x1871e8848]
>                                  10  std::__1::__shared_weak_count::__release_shared + 28 (libc++.1.dylib + 239800) [0x1854b48b8]
>                                  6   std::__1::__shared_weak_count::__release_shared + 32 (libc++.1.dylib + 239804) [0x1854b48bc]
>                                6   ___ZN24HTTPConnectionCacheEntry20connActivityOccurredENSt3__110shared_ptrI14HTTPConnectionEE_block_invoke + 140 (CFNetwork + 1374260) [0x1871e8834]
>                                4   ___ZNK19URLConnectionLoader25withExistingProtocolAsyncEU13block_pointerFvP11URLProtocolE_block_invoke + 32 (CFNetwork + 1613452) [0x187222e8c]
>                                  4   ___ZN19URLConnectionLoader27_private_ScheduleOriginLoadEPK12NSURLRequestPK20_CFCachedURLResponse_block_invoke_2 + 88 (CFNetwork + 1622812) [0x18722531c]
>                                    4   HTTPProtocol::_protocolInterface_startLoad + 248 (CFNetwork + 1280272) [0x1871d1910]
>                                      4   HTTPProtocol::loadConformsToStrictSecurityPolicy + 136 (CFNetwork + 1278476) [0x1871d120c]
>                                        4   StrictSecurityPolicy::strictSecurityPolicyInEffectForURL + 24 (CFNetwork + 1502268) [0x187207c3c]
>                                          4   StrictSecurityPolicy::isInsecureLoadAllowedByATS + 208 (CFNetwork + 1502520) [0x187207d38]
>                                            4   StrictSecurityPolicy::getATSExceptionForHost + 52 (CFNetwork + 1501576) [0x187207988]
>                                              4   StrictSecurityPolicy::SanitizedString + 76 (CFNetwork + 1498072) [0x187206bd8]
>                                                4   CFStringCreateMutableCopy + 132 (CoreFoundation + 199724) [0x186996c2c]
>                                                  4   CFStringCreateMutable + 68 (CoreFoundation + 101320) [0x18697ebc8]
>                                                    4   _CFRuntimeCreateInstance + 336 (CoreFoundation + 12308) [0x186969014]
>                                                      4   malloc_zone_malloc + 172 (libsystem_malloc.dylib + 5732) [0x185ac1664]
>                                                        4   nano_malloc + 44 (libsystem_malloc.dylib + 76856) [0x185ad2c38]
>                                                          4   _nano_malloc_check_clear + 536 (libsystem_malloc.dylib + 81104) [0x185ad3cd0]
>                                2   ___ZN24HTTPConnectionCacheEntry20connActivityOccurredENSt3__110shared_ptrI14HTTPConnectionEE_block_invoke + 148 (CFNetwork + 1374268) [0x1871e883c]
>                                  2   non-virtual thunk to HTTPProtocol::hcc_touchProtocol + 20 (CFNetwork + 1340992) [0x1871e0640]
>                                    2   CFAbsoluteTimeGetCurrent + 24 (CoreFoundation + 35488) [0x18696eaa0]
>                                      2   gettimeofday + 48 (libsystem_c.dylib + 3888) [0x1859a0f30]
>                                        2   __commpage_gettimeofday_internal + 168 (libsystem_kernel.dylib + 96328) [0x185a85848]
>                                1   ___ZN11TubeManager12newTubeReadyEP4Tube13CFStreamError_block_invoke + 88 (CFNetwork + 1071052) [0x18719e7cc]
>                                  1   Tube::~Tube + 12 (CFNetwork + 1229688) [0x1871c5378]
>                                    1   Tube::~Tube + 252 (CFNetwork + 1229316) [0x1871c5204]
>                                      1   _dispatch_global_queue_poke_slow + 76 (libdispatch.dylib + 77036) [0x18595bcec]
>                                        1   __workq_kernreturn + 8 (libsystem_kernel.dylib + 129672) [0x185a8da88]
>                                          1   <Kernel mode>
>                          1   RunloopBlockContext::_invoke_block + 32 (CFNetwork + 2349068) [0x1872d680c]
>                      3   RunloopBlockContext::perform + 140 (CFNetwork + 2348764) [0x1872d66dc]
>                        3   _CFRelease + 216 (CoreFoundation + 904192) [0x186a42c00]
>                          3   __CFArrayReleaseValues + 380 (CoreFoundation + 630232) [0x1869ffdd8]
>                            2   _Block_release + 176 (libsystem_blocks.dylib + 2680) [0x18599fa78]
>                              2   objc_destructInstance + 148 (libobjc.A.dylib + 79744) [0x185503780]
>                                2   objc_object::sidetable_clearDeallocating + 236 (libobjc.A.dylib + 137116) [0x18551179c]
>                            1   _Block_release + 160 (libsystem_blocks.dylib + 2664) [0x18599fa68]
>                              1   _os_object_release + 32 (libdispatch.dylib + 10532) [0x18594b924]
>      18  inner_start_thread (mono-threads.c:1181 in HeadersOnlyRequestCancellationApp + 1083692) [0x1001e892c]
>        11  start_wrapper (threads.c:760 in HeadersOnlyRequestCancellationApp + 801368) [0x1001a3a58]
>          11  worker_thread (threadpool-ms.c:677 in HeadersOnlyRequestCancellationApp + 779360) [0x10019e460]
>            11  do_runtime_invoke (object.c:2820 in HeadersOnlyRequestCancellationApp + 664976) [0x100182590]
>              11  mono_jit_runtime_invoke (mini-runtime.c:2551 in HeadersOnlyRequestCancellationApp + 274524) [0x10012305c]
>                11  wrapper_runtime_invoke_object_runtime_invoke_dynamic_intptr_intptr_intptr_intptr + 244 (HeadersOnlyRequestCancellationApp + 2918836) [0x1003a89b4]
>                  11  System_Threading__ThreadPoolWaitCallback_PerformWaitCallback + 188 (HeadersOnlyRequestCancellationApp + 2248812) [0x10030506c]
>                    8   ObjCRuntime_Runtime_ThreadPoolDispatcher_System_Func_1_bool (Runtime.cs:233 in HeadersOnlyRequestCancellationApp + 1321184) [0x1002228e0]
>                      8   Foundation_NSObject_Dispose (NSObject2.cs:133 in HeadersOnlyRequestCancellationApp + 1434116) [0x10023e204]
>                        8   Foundation_NSObject_Dispose_bool (NSObject2.cs:730 in HeadersOnlyRequestCancellationApp + 1439424) [0x10023f6c0]
>                          8   Foundation_NSObject_ReleaseManagedRef (NSObject2.cs:208 in HeadersOnlyRequestCancellationApp + 1435480) [0x10023e758]
>                            8   wrapper_managed_to_native_Foundation_NSObject_xamarin_release_managed_ref_intptr_Foundation_NSObject (/<unknown>:1 in HeadersOnlyRequestCancellationApp + 1434488) [0x10023e378]
>                              8   xamarin_release_managed_ref (runtime.m:1736 in HeadersOnlyRequestCancellationApp + 1146184) [0x1001f7d48]
>                                8   -[NSAutoreleasePool release] + 116 (Foundation + 24244) [0x187480eb4]
>                    3   ObjCRuntime_Runtime_ThreadPoolDispatcher_System_Func_1_bool (Runtime.cs:233 in HeadersOnlyRequestCancellationApp + 1321120) [0x1002228a0]
>                      3   System_Threading_ThreadPoolWorkQueue_Dispatch + 464 (HeadersOnlyRequestCancellationApp + 2242288) [0x1003036f0]
>                        3   System_Threading_QueueUserWorkItemCallback_System_Threading_IThreadPoolWorkItem_ExecuteWorkItem + 84 (HeadersOnlyRequestCancellationApp + 2249204) [0x1003051f4]
>                          3   System_Threading_ExecutionContext_Run_System_Threading_ExecutionContext_System_Threading_ContextCallback_object_bool + 44 (HeadersOnlyRequestCancellationApp + 2225836) [0x1002ff6ac]
>                            3   System_Threading_ExecutionContext_RunInternal_System_Threading_ExecutionContext_System_Threading_ContextCallback_object_bool + 428 (HeadersOnlyRequestCancellationApp + 2226284) [0x1002ff86c]
>                              3   System_Threading_QueueUserWorkItemCallback_WaitCallback_Context_object + 92 (HeadersOnlyRequestCancellationApp + 2249356) [0x10030528c]
>                                3   HeadersOnlyRequestCancellationApp_RequestCancellationTestController__sendHeaderRequestAsyncc__AnonStorey4__m__0_object (RequestCancellationTestController.cs:235 in HeadersOnlyRequestCancellationApp + 1204480) [0x100206100]
>                                  3   System_Runtime_CompilerServices_AsyncVoidMethodBuilder_Start_TStateMachine_GSHAREDVT_TStateMachine_GSHAREDVT_ + 424 (HeadersOnlyRequestCancellationApp + 2628792) [0x100361cb8]
>                                    3   wrapper_managed_to_native_object___icall_wrapper_mono_gsharedvt_constrained_call_intptr_intptr_intptr_intptr_intptr + 128 (HeadersOnlyRequestCancellationApp + 2928096) [0x1003aade0]
>                                      3   mono_gsharedvt_constrained_call (jit-icalls.c:1417 in HeadersOnlyRequestCancellationApp + 191756) [0x10010ed0c]
>                                        3   do_runtime_invoke (object.c:2820 in HeadersOnlyRequestCancellationApp + 664976) [0x100182590]
>                                          3   mono_jit_runtime_invoke (mini-runtime.c:2551 in HeadersOnlyRequestCancellationApp + 274524) [0x10012305c]
>                                            3   wrapper_runtime_invoke_object_runtime_invoke_dynamic_intptr_intptr_intptr_intptr + 244 (HeadersOnlyRequestCancellationApp + 2918836) [0x1003a89b4]
>                                              2   HeadersOnlyRequestCancellationApp_RequestCancellationTestController__sendHeaderRequestAsyncc__AnonStorey4__sendHeaderRequestAsyncc__async3_MoveNext (RequestCancellationTestController.cs:247 in HeadersOnlyRequestCancellationApp + 1206324) [0x100206834]
>                                                2   System_Net_Http_HttpClient_SendAsync_System_Net_Http_HttpRequestMessage_System_Net_Http_HttpCompletionOption_System_Threading_CancellationToken (HttpClient.cs:264 in HeadersOnlyRequestCancellationApp + 3402476) [0x10041eaec]
>                                                  2   System_Net_Http_HttpClient_SendAsyncWorker_System_Net_Http_HttpRequestMessage_System_Net_Http_HttpCompletionOption_System_Threading_CancellationToken (/<unknown>:1 in HeadersOnlyRequestCancellationApp + 3402936) [0x10041ecb8]
>                                                    2   System_Runtime_CompilerServices_AsyncTaskMethodBuilder_1_System_Net_Http_HttpResponseMessage_Start_System_Net_Http_HttpClient__SendAsyncWorkerc__async0_System_Net_Http_HttpClient__SendAsyncWorkerc__async0_ (AsyncMethodBuilder.cs:471 in HeadersOnlyRequestCancellationApp + 3581324) [0x10044a58c]
>                                                      2   System_Net_Http_HttpClient__SendAsyncWorkerc__async0_MoveNext (HttpClient.cs:272 in HeadersOnlyRequestCancellationApp + 3403612) [0x10041ef5c]
>                                                        2   System_Net_Http_HttpClient__SendAsync__BaseCallProxy0_System_Net_Http_HttpRequestMessage_System_Threading_CancellationToken (/<unknown>:1 in HeadersOnlyRequestCancellationApp + 3403092) [0x10041ed54]
>                                                          2   System_Net_Http_HttpMessageInvoker_SendAsync_System_Net_Http_HttpRequestMessage_System_Threading_CancellationToken (HttpMessageInvoker.cs:68 in HeadersOnlyRequestCancellationApp + 3426596) [0x100424924]
>                                                            2   System_Net_Http_NSUrlSessionHandler_SendAsync_System_Net_Http_HttpRequestMessage_System_Threading_CancellationToken (/<unknown>:1 in HeadersOnlyRequestCancellationApp + 3407760) [0x10041ff90]
>                                                              2   System_Runtime_CompilerServices_AsyncTaskMethodBuilder_1_System_Net_Http_HttpResponseMessage_Start_System_Net_Http_NSUrlSessionHandler__SendAsyncc__async1_System_Net_Http_NSUrlSessionHandler__SendAsyncc__async1_ (AsyncMethodBuilder.cs:471 in HeadersOnlyRequestCancellationApp + 3582428) [0x10044a9dc]
>                                                                2   System_Net_Http_NSUrlSessionHandler__SendAsyncc__async1_MoveNext (NSUrlSessionHandler.cs:173 in HeadersOnlyRequestCancellationApp + 3420472) [0x100423138]
>                                                                  2   Foundation_NSUrlSession_CreateDataTask_Foundation_NSUrlRequest (NSUrlSession.g.cs:105 in HeadersOnlyRequestCancellationApp + 1469496) [0x100246c38]
>                                                                    2   wrapper_managed_to_native_ObjCRuntime_Messaging_IntPtr_objc_msgSend_IntPtr_intptr_intptr_intptr (/<unknown>:1 in HeadersOnlyRequestCancellationApp + 1581200) [0x100262090]
>                                                                      2   -[__NSURLSessionLocal taskForClass:request:uploadFile:bodyData:completion:] + 180 (CFNetwork + 12008) [0x18709bee8]
>                                                                        2   -[__NSCFLocalSessionTask initWithOriginalRequest:updatedRequest:ident:session:] + 128 (CFNetwork + 103900) [0x1870b25dc]
>                                                                          2   -[__NSCFURLSessionTask initWithOriginalRequest:updatedRequest:ident:session:] + 560 (CFNetwork + 2433628) [0x1872eb25c]
>                                                                            2   -[__NSCFURLSessionTask setPriority:] + 152 (CFNetwork + 2437500) [0x1872ec17c]
>                                                                              2   dispatch_async + 64 (libdispatch.dylib + 11416) [0x18594bc98]
>                                                                                2   _dispatch_Block_copy + 64 (libdispatch.dylib + 6448) [0x18594a930]
>                                                                                  2   _Block_copy + 32 (libsystem_blocks.dylib + 2292) [0x18599f8f4]
>                                              1   HeadersOnlyRequestCancellationApp_RequestCancellationTestController__sendHeaderRequestAsyncc__AnonStorey4__sendHeaderRequestAsyncc__async3_MoveNext (RequestCancellationTestController.cs:247 in HeadersOnlyRequestCancellationApp + 1206652) [0x10020697c]
>                                                1   System_Runtime_CompilerServices_AsyncVoidMethodBuilder_AwaitUnsafeOnCompleted_TAwaiter_GSHAREDVT_TStateMachine_GSHAREDVT_TAwaiter_GSHAREDVT__TStateMachine_GSHAREDVT_ + 624 (HeadersOnlyRequestCancellationApp + 2629504) [0x100361f80]
>                                                  1   wrapper_managed_to_native_object___icall_wrapper_mono_gsharedvt_constrained_call_intptr_intptr_intptr_intptr_intptr + 128 (HeadersOnlyRequestCancellationApp + 2928096) [0x1003aade0]
>                                                    1   mono_gsharedvt_constrained_call (jit-icalls.c:1417 in HeadersOnlyRequestCancellationApp + 191756) [0x10010ed0c]
>                                                      1   do_runtime_invoke (object.c:2820 in HeadersOnlyRequestCancellationApp + 664976) [0x100182590]
>                                                        1   mono_jit_runtime_invoke (mini-runtime.c:2418 in HeadersOnlyRequestCancellationApp + 272880) [0x1001229f0]
>                                                          1   mono_conc_hashtable_lookup (mono-conc-hashtable.c:188 in HeadersOnlyRequestCancellationApp + 1038448) [0x1001dd870]
>        7   start_wrapper (threads.c:768 in HeadersOnlyRequestCancellationApp + 801560) [0x1001a3b18]
>          7   do_runtime_invoke (object.c:2820 in HeadersOnlyRequestCancellationApp + 664976) [0x100182590]
>            7   mono_jit_runtime_invoke (mini-runtime.c:2551 in HeadersOnlyRequestCancellationApp + 274524) [0x10012305c]
>              7   wrapper_runtime_invoke_object_runtime_invoke_dynamic_intptr_intptr_intptr_intptr + 244 (HeadersOnlyRequestCancellationApp + 2918836) [0x1003a89b4]
>                7   System_Threading_ThreadHelper_ThreadStart + 52 (HeadersOnlyRequestCancellationApp + 2233700) [0x100301564]
>                  7   System_Threading_ExecutionContext_Run_System_Threading_ExecutionContext_System_Threading_ContextCallback_object + 84 (HeadersOnlyRequestCancellationApp + 2225716) [0x1002ff634]
>                    7   System_Threading_ExecutionContext_Run_System_Threading_ExecutionContext_System_Threading_ContextCallback_object_bool + 44 (HeadersOnlyRequestCancellationApp + 2225836) [0x1002ff6ac]
>                      7   System_Threading_ExecutionContext_RunInternal_System_Threading_ExecutionContext_System_Threading_ContextCallback_object_bool + 428 (HeadersOnlyRequestCancellationApp + 2226284) [0x1002ff86c]
>                        7   System_Threading_ThreadHelper_ThreadStart_Context_object + 188 (HeadersOnlyRequestCancellationApp + 2233372) [0x10030141c]
>                          6   System_Threading_Timer_Scheduler_SchedulerThread + 1420 (HeadersOnlyRequestCancellationApp + 2493756) [0x100340d3c]
>                            6   System_Threading_WaitHandle_WaitOne_int + 44 (HeadersOnlyRequestCancellationApp + 2253388) [0x10030624c]
>                              6   System_Threading_WaitHandle_WaitOne_int_bool + 60 (HeadersOnlyRequestCancellationApp + 2253276) [0x1003061dc]
>                                6   System_Threading_WaitHandle_WaitOne_long_bool + 44 (HeadersOnlyRequestCancellationApp + 2253452) [0x10030628c]
>                                  6   System_Threading_WaitHandle_InternalWaitOne_System_Runtime_InteropServices_SafeHandle_long_bool_bool + 60 (HeadersOnlyRequestCancellationApp + 2253532) [0x1003062dc]
>                                    6   System_Threading_WaitHandle_WaitOneNative_System_Runtime_InteropServices_SafeHandle_uint_bool_bool + 80 (HeadersOnlyRequestCancellationApp + 2254000) [0x1003064b0]
>                                      6   wrapper_managed_to_native_System_Threading_WaitHandle_WaitOne_internal_intptr_int + 104 (HeadersOnlyRequestCancellationApp + 2254184) [0x100306568]
>                                        6   ves_icall_System_Threading_WaitHandle_WaitOne_internal (threads.c:1722 in HeadersOnlyRequestCancellationApp + 789376) [0x1001a0b80]
>                                          6   mono_wait_uninterrupted (threads.c:1586 in HeadersOnlyRequestCancellationApp + 789092) [0x1001a0a64]
>                                            6   wapi_WaitForSingleObjectEx (wait.c:42 in HeadersOnlyRequestCancellationApp + 1014164) [0x1001d7994]
>                                              6   mono_w32handle_wait_one (w32handle.c:1238 in HeadersOnlyRequestCancellationApp + 1098020) [0x1001ec124]
>                                                4   mono_w32handle_timedwait_signal_handle (w32handle.c:1094 in HeadersOnlyRequestCancellationApp + 1098620) [0x1001ec37c]
>                                                  4   free + 104 (libsystem_malloc.dylib + 14980) [0x185ac3a84]
>                                                2   mono_w32handle_timedwait_signal_handle (w32handle.c:976 in HeadersOnlyRequestCancellationApp + 1098608) [0x1001ec370]
>                                                  2   mono_os_cond_timedwait (mono-os-mutex.h:183 in HeadersOnlyRequestCancellationApp + 1102212) [0x1001ed184]
>                                                    2   __gettimeofday + 12 (libsystem_kernel.dylib + 123960) [0x185a8c438]
>                          1   System_Threading_Timer_Scheduler_SchedulerThread + 1340 (HeadersOnlyRequestCancellationApp + 2493676) [0x100340cec]
>  40  _pthread_wqthread + 772 (libsystem_pthread.dylib + 4236) [0x185b5308c]
>    38  _dispatch_kevent_worker_thread + 492 (libdispatch.dylib + 94308) [0x185960064]
>      38  _dispatch_mgr_queue_drain + 72 (libdispatch.dylib + 64748) [0x185958cec]
>        38  _dispatch_queue_serial_drain + 928 (libdispatch.dylib + 64212) [0x185958ad4]
>          38  _dispatch_client_callout + 16 (libdispatch.dylib + 6560) [0x18594a9a0]
>            38  _dispatch_source_set_timer3 + 208 (libdispatch.dylib + 110404) [0x185963f44]
>              13  _dispatch_timers_update + 496 (libdispatch.dylib + 108284) [0x1859636fc]
>                13  <Effective Thread QoS User Interactive, Requested Thread QoS User Interactive>
>              13  _dispatch_timers_update + 544 (libdispatch.dylib + 108332) [0x18596372c]
>                13  <Effective Thread QoS User Interactive, Requested Thread QoS User Interactive>
>              5   _dispatch_timers_update + 484 (libdispatch.dylib + 108272) [0x1859636f0]
>                5   <Effective Thread QoS User Interactive, Requested Thread QoS User Interactive>
>              4   _dispatch_timers_update + 540 (libdispatch.dylib + 108328) [0x185963728]
>                4   <Effective Thread QoS User Interactive, Requested Thread QoS User Interactive>
>              3   _dispatch_timers_update + 528 (libdispatch.dylib + 108316) [0x18596371c]
>                3   <Effective Thread QoS User Interactive, Requested Thread QoS User Interactive>
>    2   _dispatch_kevent_worker_thread + 808 (libdispatch.dylib + 94624) [0x1859601a0]
>      2   _dispatch_timers_run + 60 (libdispatch.dylib + 115184) [0x1859651f0]
>        2   _dispatch_timers_update + 540 (libdispatch.dylib + 108328) [0x185963728]
>          2   <Effective Thread QoS User Interactive, Requested Thread QoS User Interactive>
>  9   _pthread_wqthread + 1096 (libsystem_pthread.dylib + 4560) [0x185b531d0]
>    9   _dispatch_worker_thread3 + 124 (libdispatch.dylib + 71632) [0x18595a7d0]
>      9   _dispatch_root_queue_drain + 540 (libdispatch.dylib + 72272) [0x18595aa50]
>        9   _dispatch_queue_invoke + 884 (libdispatch.dylib + 21196) [0x18594e2cc]
>          9   _dispatch_queue_serial_drain + 928 (libdispatch.dylib + 64212) [0x185958ad4]
>            9   _dispatch_client_callout + 16 (libdispatch.dylib + 6560) [0x18594a9a0]
>              7   _dispatch_call_block_and_release + 24 (libdispatch.dylib + 6624) [0x18594a9e0]
>                3   ___ZN25SessionConnectionLoadable21withLoaderClientAsyncEU13block_pointerFvP21LoaderClientInterfaceE_block_invoke + 32 (CFNetwork + 879304) [0x18716fac8]
>                  3   SessionConnectionLoadable::_loaderClientEvent_DidTimeout + 280 (CFNetwork + 878316) [0x18716f6ec]
>                    3   -[__NSCFURLLocalSessionConnection _didFinishWithError:] + 100 (CFNetwork + 868560) [0x18716d0d0]
>                      3   -[__NSCFError copyWithZone:] + 36 (CoreFoundation + 835104) [0x186a31e20]
>                        3   look_up_class + 40 (libobjc.A.dylib + 45148) [0x1854fb05c]
>                          3   getClass + 20 (libobjc.A.dylib + 75984) [0x1855028d0]
>                            3   getPreoptimizedClass + 96 (libobjc.A.dylib + 147884) [0x1855141ac]
>                              3   objc_opt::objc_clsopt_t::getClassAndHeader const + 76 (libobjc.A.dylib + 148168) [0x1855142c8]
>                                3   <Effective Thread QoS Default, Requested Thread QoS Default, Override Thread QoS Default>
>                2   __51-[NSURLSession delegate_task:didCompleteWithError:]_block_invoke_2 + 32 (CFNetwork + 1902332) [0x1872696fc]
>                  2   -[__NSCFLocalSessionTask _onSessionQueue_disavow] + 68 (CFNetwork + 114356) [0x1870b4eb4]
>                    2   -[__NSCFLocalSessionTask setConnection:] + 40 (CFNetwork + 115800) [0x1870b5458]
>                      2   getenv + 44 (libsystem_c.dylib + 21796) [0x1859a5524]
>                        2   <Effective Thread QoS Default, Requested Thread QoS Default>
>                2   ___ZN15TCPIOConnection4readEmmU13block_pointerFvP15dispatch_data_s13CFStreamErrorE_block_invoke + 464 (CFNetwork + 1745544) [0x187243288]
>                  2   HTTPEngine::_readHeadersDoParse + 1200 (CFNetwork + 2192968) [0x1872b0648]
>                    2   HTTPEngine::_readHeadersFinish + 96 (CFNetwork + 2186908) [0x1872aee9c]
>                      2   ___ZN14HTTPConnection22_onqueue_responseStartEv_block_invoke + 100 (CFNetwork + 1836268) [0x1872594ec]
>                        2   HTTPConnection::_onqueue_responseHeadersArrived + 192 (CFNetwork + 1836660) [0x187259674]
>                          2   AuthenticationState::_isLikelyForProxy + 0 (CFNetwork + 1420736) [0x1871f3dc0]
>                            2   <Effective Thread QoS Default, Requested Thread QoS Default>
>              2   __NSOQSchedule_f + 228 (Foundation + 948544) [0x187562940]
>                2   -[__NSOperationInternal _start:] + 612 (Foundation + 108264) [0x1874956e8]
>                  2   -[NSBlockOperation main] + 96 (Foundation + 172848) [0x1874a5330]
>                    2   __NSBLOCKOPERATION_IS_CALLING_OUT_TO_A_BLOCK__ + 16 (Foundation + 939428) [0x1875605a4]
>                      2   __51-[NSURLSession delegate_task:didCompleteWithError:]_block_invoke.185 + 72 (CFNetwork + 1902564) [0x1872697e4]
>                        2   -[System_Net_Http_NSUrlSessionHandler_NSUrlSessionHandlerDelegate URLSession:task:didCompleteWithError:] (registrar.m:2192 in HeadersOnlyRequestCancellationApp + 3650544) [0x10045b3f0]
>                          2   native_to_managed_trampoline_27 (registrar.m:1225) (registrar.m:1225 in HeadersOnlyRequestCancellationApp + 3650916) [0x10045b564]
>                            2   xamarin_get_nsobject_with_type_for_ptr_created (runtime.m:273 in HeadersOnlyRequestCancellationApp + 1139908) [0x1001f64c4]
>                              2   xamarin_get_nsobject_with_type (.delegates.inc:238 in HeadersOnlyRequestCancellationApp + 1138872) [0x1001f60b8]
>                                2   wrapper_native_to_managed_ObjCRuntime_Runtime_get_nsobject_with_type_intptr_intptr_int__int_ (/<unknown>:1 in HeadersOnlyRequestCancellationApp + 1600460) [0x100266bcc]
>                                  2   ObjCRuntime_Runtime_get_nsobject_with_type_intptr_intptr_bool__int_ (Delegates.generated.cs:404 in HeadersOnlyRequestCancellationApp + 1313572) [0x100220b24]
>                                    2   ObjCRuntime_Runtime_GetNSObjectWithType_intptr_intptr_bool_ (Runtime.cs:607 in HeadersOnlyRequestCancellationApp + 1325788) [0x100223adc]
>                                      2   ObjCRuntime_Runtime_GetNSObject_intptr_System_Type_ObjCRuntime_Runtime_MissingCtorResolution_bool_bool_ (Runtime.cs:1104 in HeadersOnlyRequestCancellationApp + 1333484) [0x1002258ec]
>                                        2   ObjCRuntime_Runtime_TryGetNSObject_intptr_bool (Runtime.cs:983 in HeadersOnlyRequestCancellationApp + 1332288) [0x100225440]
>                                          2   plt_System_Runtime_InteropServices_GCHandle_get_Target + 12 (HeadersOnlyRequestCancellationApp + 3202360) [0x1003edd38]
>                                            2   <Effective Thread QoS Default, Requested Thread QoS Default>
>
>  Binary Images:
>         0x1000e0000 -                ???  com.xamarin.HeadersOnlyRequestCancellationApp2 1.0 (1.0) <78ECA460-D511-371D-B2BC-DF08D1BC5D03> /private/var/containers/Bundle/Application/EFA68AE9-0007-4867-90B2-5AE4EAC48B42/HeadersOnlyRequestCancellationApp.app/HeadersOnlyRequestCancellationApp
>         0x18547a000 -        0x1854cffff  libc++.1.dylib <4D91C4D8-8583-39C7-AE2B-3716D1F5E0FC> /usr/lib/libc++.1.dylib
>         0x1854f0000 -        0x1858c9fff  libobjc.A.dylib <D9FA7ADC-E4D5-351D-AA10-948D99999E98> /usr/lib/libobjc.A.dylib
>         0x185949000 -        0x185978fff  libdispatch.dylib <CE833F68-B65E-3486-9829-E1C81F7B88E8> /usr/lib/system/libdispatch.dylib
>         0x18599f000 -        0x18599ffff  libsystem_blocks.dylib <5CC36D52-50D9-3DFF-A953-7B81AFDABF63> /usr/lib/system/libsystem_blocks.dylib
>         0x1859a0000 -        0x185a1cfff  libsystem_c.dylib <3AA32915-D81F-3ACD-BD2F-ECE1BD2452E7> /usr/lib/system/libsystem_c.dylib
>         0x185a6e000 -        0x185a92fff  libsystem_kernel.dylib <5843874C-E35C-3BC4-AB89-7AEDE77B022C> /usr/lib/system/libsystem_kernel.dylib
>         0x185ac0000 -        0x185adbfff  libsystem_malloc.dylib <F6AB66DA-4E73-39B8-AE61-E5CAE1A29521> /usr/lib/system/libsystem_malloc.dylib
>         0x185b52000 -        0x185b5bfff  libsystem_pthread.dylib <A6836639-D269-381F-8CE5-BC19F4DED310> /usr/lib/system/libsystem_pthread.dylib
>         0x186966000 -        0x186ce7fff  com.apple.CoreFoundation 6.9 (1349.55) <1D8D2BB9-5304-384C-BDDC-4A195BAAD709> /System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
>         0x187099000 -        0x18740cfff  com.apple.CFNetwork 811.4.14 (811.4.14) <99FCB0EE-A297-3551-8623-693CE51C2B95> /System/Library/Frameworks/CFNetwork.framework/CFNetwork
>         0x18747b000 -        0x18774afff  com.apple.Foundation 6.9 (1349.53) <E9BF346E-CE08-3FBB-AC20-A5FE17486670> /System/Library/Frameworks/Foundation.framework/Foundation

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Attachments on bug 53794: 20689 | 20764 | 20765 | 20784