FBRetainCycleDetector Crashing

[facebook]

FBRetainCycleDetector Crashing

[megCanicalKb]

Can you post the full logs showing the symbolication stacktrace of the threads?

[vsravan]

@Megra Here is the logs
Exception Type: EXC_CRASH (SIGSEGV)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY
Termination Signal: Segmentation fault: 11
Termination Reason: Namespace SIGNAL, Code 0xb
Terminating Process: Sell [2095]
Triggered by Thread: 0

Filtered syslog:
None found

Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 libsystem_pthread.dylib 0x0000000180d8c968 pthread_get_stacksize_np$VARIANT$mp + 36
1 libsystem_c.dylib 0x0000000180b8bae0 _thread_stack_pcs + 60
2 libsystem_c.dylib 0x0000000180b8bae0 _thread_stack_pcs + 60
3 libsystem_c.dylib 0x0000000180b9f5a8 thread_stack_pcs + 16
4 libsystem_malloc.dylib 0x0000000180cc12d0 __enter_stack_into_table_while_locked + 68
5 libsystem_malloc.dylib 0x0000000180cc1890 __disk_stack_logging_log_stack + 620
6 libsystem_kernel.dylib 0x0000000180c586d8 mach_vm_map + 236
7 libsystem_malloc.dylib 0x0000000180cba7bc mvm_allocate_pages + 224
8 libsystem_malloc.dylib 0x0000000180cb21dc large_malloc + 136
9 libsystem_malloc.dylib 0x0000000180cadcfc szone_malloc_should_clear + 260
10 libsystem_malloc.dylib 0x0000000180cb0b48 malloc_zone_memalign + 240
11 libobjc.A.dylib 0x00000001803cb288 (anonymous namespace)::AutoreleasePoolPage::autoreleaseFullPage(objc_object*, + 160392 (anonymous namespace)::AutoreleasePoolPage*) + 48
12 CoreFoundation 0x00000001810289f4 _CFAutoreleasePoolPush + 16
13 CoreFoundation 0x000000018103c6f0 -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 416
14 UIKit 0x000000018a756bc8 -[UIView+ 297928 (Geometry) hitTest:withEvent:] + 440
15 GapSDK 0x000000010369b370 0x103644000 + 357232
16 UIKit 0x000000018aa11d68 -[UIScrollView hitTest:withEvent:] + 60
17 UIKit 0x000000018a8d9408 -[UITableView hitTest:withEvent:] + 184
18 UIKit 0x000000018a9f87e4 -[UIView+ 3057636 (Geometry) _hitTest:withEvent:windowServerHitTestWindow:] + 92
19 UIKit 0x000000018a75708c __38-[UIView+ 299148 (Geometry) hitTest:withEvent:]_block_invoke + 128
20 CoreFoundation 0x000000018103c70c -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 444
21 UIKit 0x000000018a756bc8 -[UIView+ 297928 (Geometry) hitTest:withEvent:] + 440
22 GapSDK 0x000000010369b370 0x103644000 + 357232
23 UIKit 0x000000018a9f87e4 -[UIView+ 3057636 (Geometry) _hitTest:withEvent:windowServerHitTestWindow:] + 92
24 UIKit 0x000000018a75708c __38-[UIView+ 299148 (Geometry) hitTest:withEvent:]_block_invoke + 128
25 CoreFoundation 0x000000018103c70c -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 444
26 UIKit 0x000000018a756bc8 -[UIView+ 297928 (Geometry) hitTest:withEvent:] + 440
27 GapSDK 0x000000010369b370 0x103644000 + 357232
28 UIKit 0x000000018a9f87e4 -[UIView+ 3057636 (Geometry) _hitTest:withEvent:windowServerHitTestWindow:] + 92
29 UIKit 0x000000018a75708c __38-[UIView+ 299148 (Geometry) hitTest:withEvent:]_block_invoke + 128
30 CoreFoundation 0x000000018103c70c -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 444
31 UIKit 0x000000018a756bc8 -[UIView+ 297928 (Geometry) hitTest:withEvent:] + 440
32 GapSDK 0x000000010369b370 0x103644000 + 357232
33 UIKit 0x000000018a9f87e4 -[UIView+ 3057636 (Geometry) _hitTest:withEvent:windowServerHitTestWindow:] + 92
34 UIKit 0x000000018a75708c __38-[UIView+ 299148 (Geometry) hitTest:withEvent:]_block_invoke + 128
35 CoreFoundation 0x000000018103c70c -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 444
36 UIKit 0x000000018a756bc8 -[UIView+ 297928 (Geometry) hitTest:withEvent:] + 440
37 GapSDK 0x000000010369b370 0x103644000 + 357232
38 UIKit 0x000000018a9f87e4 -[UIView+ 3057636 (Geometry) _hitTest:withEvent:windowServerHitTestWindow:] + 92
39 UIKit 0x000000018a75708c __38-[UIView+ 299148 (Geometry) hitTest:withEvent:]_block_invoke + 128
40 CoreFoundation 0x000000018103c70c -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 444
41 UIKit 0x000000018a756bc8 -[UIView+ 297928 (Geometry) hitTest:withEvent:] + 440
42 GapSDK 0x000000010369b370 0x103644000 + 357232
43 UIKit 0x000000018a9f87e4 -[UIView+ 3057636 (Geometry) _hitTest:withEvent:windowServerHitTestWindow:] + 92
44 UIKit 0x000000018a9dd650 -[UIWindow _hitTestLocation:inScene:withWindowServerHitTestWindow:event:] + 144
45 UIKit 0x000000018a9dd3a4 __70+[UIWindow _hitTestToPoint:forEvent:windowServerHitTestWindow:screen:]_block_invoke + 156
46 UIKit 0x000000018a722364 +[UIWindow _topVisibleWindowPassingTest:] + 396
47 UIKit 0x000000018a9dd29c +[UIWindow _hitTestToPoint:forEvent:windowServerHitTestWindow:screen:] + 248
48 UIKit 0x000000018a9dd7c8 -[UIWindow _targetWindowForPathIndex:atPoint:forEvent:windowServerHitTestWindow:onScreen:] + 204
49 UIKit 0x000000018b06f96c __startNewUITouch + 564
50 UIKit 0x000000018b06f60c ____updateTouchesWithDigitizerEventAndDetermineIfShouldSend_block_invoke.59 + 244
51 UIKit 0x000000018adcb39c _UIEventHIDEnumerateChildren + 148
52 UIKit 0x000000018b06ec78 __updateTouchesWithDigitizerEventAndDetermineIfShouldSend + 692
53 UIKit 0x000000018b072cf4 __dispatchPreprocessedEventFromEventQueue + 804
54 UIKit 0x000000018b075898 __handleEventQueueInternal + 4760
55 UIKit 0x000000018b06e7b0 __handleHIDEventFetcherDrain + 152
56 CoreFoundation 0x000000018110b77c CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 24
57 CoreFoundation 0x000000018110b6fc __CFRunLoopDoSource0 + 88
58 CoreFoundation 0x000000018110af84 __CFRunLoopDoSources0 + 204
59 CoreFoundation 0x0000000181108b5c __CFRunLoopRun + 1048
60 CoreFoundation 0x0000000181028c58 CFRunLoopRunSpecific + 436
61 GraphicsServices 0x0000000182ed4f84 GSEventRunModal + 100
62 UIKit 0x000000018a7815c4 UIApplicationMain + 236
63 Sell 0x00000001011f4d54 0x1011d8000 + 118100
64 libdyld.dylib 0x0000000180b4856c start + 4

Thread 1 name: com.apple.uikit.eventfetch-thread
Thread 1:
0 libsystem_kernel.dylib 0x0000000180c57568 mach_msg_trap + 8
1 libsystem_kernel.dylib 0x0000000180c573e0 mach_msg + 72
2 CoreFoundation 0x000000018110b108 __CFRunLoopServiceMachPort + 196
3 CoreFoundation 0x0000000181108cd4 __CFRunLoopRun + 1424
4 CoreFoundation 0x0000000181028c58 CFRunLoopRunSpecific + 436
5 Foundation 0x0000000181a5d594 -[NSRunLoop+ 50580 (NSRunLoop) runMode:beforeDate:] + 304
6 Foundation 0x0000000181a7c9ac -[NSRunLoop+ 178604 (NSRunLoop) runUntilDate:] + 96
7 UIKit 0x000000018b2eb7a8 -[UIEventFetcher threadMain] + 136
8 Foundation 0x0000000181b5f0f4 NSThread__start + 996
9 libsystem_pthread.dylib 0x0000000180d8c2b4 _pthread_body + 308
10 libsystem_pthread.dylib 0x0000000180d8c180 _pthread_body + 0
11 libsystem_pthread.dylib 0x0000000180d8ab74 thread_start + 4

Thread 2:
0 libsystem_kernel.dylib 0x0000000180c78d80 __workq_kernreturn + 8
1 libsystem_pthread.dylib 0x0000000180d8aeec _pthread_wqthread + 884
2 libsystem_pthread.dylib 0x0000000180d8ab6c start_wqthread + 4

Thread 3 name: Dispatch queue: com.apple.root.default-qos
Thread 3:
0 libobjc.A.dylib 0x00000001803c81a0 objc_retain + 16
1 libobjc.A.dylib 0x00000001803c8218 objc_storeStrong + 44
2 FBRetainCycleDetector 0x00000001030f8730 0x1030c4000 + 214832
3 FBRetainCycleDetector 0x00000001030f4ddc 0x1030c4000 + 200156
4 FBRetainCycleDetector 0x00000001030f1944 0x1030c4000 + 186692
5 FBRetainCycleDetector 0x00000001030f6640 0x1030c4000 + 206400
6 FBRetainCycleDetector 0x00000001030f5c04 0x1030c4000 + 203780
7 FBMemoryProfiler 0x000000010308c800 0x10307c000 + 67584
8 libdispatch.dylib 0x00000001048892cc 0x104888000 + 4812
9 libdispatch.dylib 0x000000010488928c 0x104888000 + 4748
10 libdispatch.dylib 0x00000001048953dc 0x104888000 + 54236
11 libdispatch.dylib 0x000000010489a9d0 0x104888000 + 76240
12 libdispatch.dylib 0x000000010489a6f4 0x104888000 + 75508
13 libsystem_pthread.dylib 0x0000000180d8b06c _pthread_wqthread + 1268
14 libsystem_pthread.dylib 0x0000000180d8ab6c start_wqthread + 4

Thread 4:
0 libsystem_kernel.dylib 0x0000000180c78d80 __workq_kernreturn + 8
1 libsystem_pthread.dylib 0x0000000180d8aeec _pthread_wqthread + 884
2 libsystem_pthread.dylib 0x0000000180d8ab6c start_wqthread + 4

Thread 5 name: com.apple.NSURLConnectionLoader
Thread 5:
0 libsystem_kernel.dylib 0x0000000180c57568 mach_msg_trap + 8
1 libsystem_kernel.dylib 0x0000000180c573e0 mach_msg + 72
2 CoreFoundation 0x000000018110b108 __CFRunLoopServiceMachPort + 196
3 CoreFoundation 0x0000000181108cd4 __CFRunLoopRun + 1424
4 CoreFoundation 0x0000000181028c58 CFRunLoopRunSpecific + 436
5 CFNetwork 0x0000000181917b08 -[__CoreSchedulingSetRunnable runForever] + 780
6 Foundation 0x0000000181b5f0f4 NSThread__start + 996
7 libsystem_pthread.dylib 0x0000000180d8c2b4 _pthread_body + 308
8 libsystem_pthread.dylib 0x0000000180d8c180 _pthread_body + 0
9 libsystem_pthread.dylib 0x0000000180d8ab74 thread_start + 4

Thread 6:
0 libsystem_pthread.dylib 0x0000000180d8ab68 start_wqthread + 0

Thread 7:
0 libsystem_kernel.dylib 0x0000000180c78d80 __workq_kernreturn + 8
1 libsystem_pthread.dylib 0x0000000180d8b080 _pthread_wqthread + 1288
2 libsystem_pthread.dylib 0x0000000180d8ab6c start_wqthread + 4

Thread 8:
0 libsystem_pthread.dylib 0x0000000180d8ab68 start_wqthread + 0

Thread 9:
0 libsystem_pthread.dylib 0x0000000180d8ab68 start_wqthread + 0

Thread 0 crashed with ARM Thread State (64-bit):
x0: 0x00000001b1861b80 x1: 0x00000000000001ff x2: 0x000000016ec24614 x3: 0x0000000000000000
x4: 0x000000010fe0c000 x5: 0x0000000000000000 x6: 0x0000000000000000 x7: 0x0000000000000000
x8: 0x00000001b1861c61 x9: 0x00000001b1861b80 x10: 0x0000000000000003 x11: 0x0000000000000000
x12: 0x0000000000004000 x13: 0x0000000000000019 x14: 0x000000000019f878 x15: 0x0000000180c57744
x16: 0x0000000180d8c944 x17: 0x000000010a704000 x18: 0xfffffff0262992ac x19: 0x000000016ec24614
x20: 0x0000000104d44000 x21: 0x00000001b1861b80 x22: 0x00000001b1861c60 x23: 0x00000001b1861b80
x24: 0x000000016ec28000 x25: 0x00000001b0030000 x26: 0x00000001b0030000 x27: 0x00000001b0030000
x28: 0x00000001b0030000 fp: 0x000000016ec245a0 lr: 0x0000000180b8bae0
sp: 0x000000016ec24570 pc: 0x0000000180d8c968 cpsr: 0x40000000

[vsravan]

@Megra

[vsravan]

@Megra

[zhangxqq]

I have also crashed in ios8.3,

[megCanicalKb]

Yeah the crash on [top nextObject] and FBWrapObjectGraphElement is something known but we haven't managed to fix it. Feel free to try finding a fix for this :)

[Yincongxiao]

@Megra

i have same issue when enumerate NSMapTable.