我有一个多线程的应用程序,在我的所有测试机器上都非常稳定,并且对于几乎每个用户来说似乎都很稳定(基于没有崩溃的抱怨).该应用程序经常为一个用户崩溃,他们很友好地发送崩溃报告.所有崩溃报告(~10个连续报告)看起来基本相同:
Date/Time: 2010-04-06 11:44:56.106 -0700
OS Version: Mac OS X 10.6.3 (10D573)
Report Version: 6
Exception Type: EXC_BREAKPOINT (SIGTRAP)
Exception Codes: 0x0000000000000002, 0x0000000000000000
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Thread 0 Crashed: Dispatch queue: com.apple.main-thread
0 com.apple.CoreFoundation 0x90ab98d4 __CFBasicHashRehash + 3348
1 com.apple.CoreFoundation 0x90adf610 CFBasicHashRemoveValue + 1264
2 com.apple.CoreText 0x94e0069c TCFMutableSet::Intersect(__CFSet const*) const + 126
3 com.apple.CoreText 0x94dfe465 TDescriptorSource::CopyMandatoryMatchableRequest(__CFDictionary const*, __CFSet const*) + 115
4 com.apple.CoreText 0x94dfdda6 TDescriptorSource::CopyDescriptorsForRequest(__CFDictionary const*, __CFSet const*, long (*)(void const*, void const*, void*), void*, unsigned long) …