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iOS 11.3.1下App启动崩溃遭App Store拒审,求排查原因

针对App Store启动崩溃拒审的排查方案

先给你拆解下苹果提供的崩溃日志里的核心线索:

  • 崩溃类型:EXC_CRASH (SIGABRT),这通常是未捕获的Objective-C异常触发了主动终止
  • 崩溃发生在主线程(Thread 0),说明问题出在启动流程的核心代码里
  • 苹果测试设备的系统版本是iPhone OS 11.3.1 (15E302)
  • 你的代码在崩溃栈中的关键地址:0x100acde90(这个内存地址需要符号化才能定位到具体代码行)

下面是按优先级排序的排查步骤:

1. 先符号化崩溃日志,定位具体崩溃代码

现在的日志里全是内存地址,看不到具体的方法和文件,必须先完成符号化:

  • 打开Xcode的Window > Organizer,选择Crashes面板,把苹果提供的崩溃日志直接拖进去,Xcode会自动帮你符号化(前提是你保留了提交版本的.dSYM文件和对应代码)
  • 如果Xcode自动符号化失败,用atos命令手动处理:
    atos -o YourAppName.app/YourAppName -arch arm64 -l 0x1009f0000 0x100acde90
    
    这里0x1009f0000是你的App加载基地址(日志里bfwsqy 0x0000000100a9fd9c 0x1009f0000 + 720284中的第二个地址),0x100acde90是崩溃栈里你的代码地址。符号化后就能精准定位到崩溃的方法。

2. 重点测试iOS 11.3.1版本的设备

你自己测试的机型大概率没覆盖这个系统版本,苹果的测试设备用的就是iOS 11.3.1,有些API在这个版本存在兼容性问题:

  • 找一台升级到iOS 11.3.1的设备(或用Xcode模拟器选择该版本),安装你提交的Release包测试,看能否复现崩溃
  • 检查启动流程中用到的API,有没有在iOS 11.3.1中被废弃、变更行为的情况

3. 排查启动流程中的异常点

崩溃发生在启动阶段,重点检查AppDelegateapplication:didFinishLaunchingWithOptions:及相关初始化代码:

  • 有没有未处理的空指针访问?比如调用了nil对象的方法,或者访问了数组越界的元素
  • 有没有同步的耗时操作阻塞主线程?比如启动时同步请求网络、加载大文件,触发系统看门狗(Watchdog)终止App
  • 有没有依赖的资源文件在打包时被遗漏?比如图片、配置文件,Release打包时可能被误删

4. 检查Release模式下的编译差异

你自己测试的可能是Debug包,而提交的是Release包,两者编译选项不同可能导致崩溃:

  • 查看Build Settings里的Optimization Level,Release模式下如果开了Fastest, Smallest,有些代码在优化后会出现逻辑问题
  • 检查是否开启Enable Zombie Objects?Debug模式下通常会开启,能捕获空指针访问,但Release模式下没开,会直接崩溃
  • 验证第三方库的兼容性,有些第三方库在Release模式下存在隐藏bug

5. 验证权限配置是否完整

虽然启动崩溃不一定是权限问题,但也要确认:

  • Info.plist里的隐私权限描述是否齐全?比如相机、相册、定位等,如果启动时用到这些权限但没加描述,可能触发崩溃

附上苹果提供的完整崩溃日志:

Incident Identifier: 1CABA1F8-5294-4432-AA91-7C4F680C30ED
CrashReporter Key: 5482aa07df93439045718ce254e6392cce5ade36
Hardware Model: xxx
Process: bfwsqy [1829]
Path: /private/var/containers/Bundle/Application/F359F454-6131-4447-ABC3-25F759E25C05/***.app/***
Identifier: com.***
Version: 2.0.7.3 (2.0.7)
Code Type: ARM-64 (Native)
Role: Foreground
Parent Process: launchd [1]
Coalition: com.*** [756]

Date/Time: 2018-05-08 09:25:53.3872 +0800
Launch Time: 2018-05-08 09:24:54.2355 +0800
OS Version: iPhone OS 11.3.1 (15E302)
Baseband Version: 6.55.00
Report Version: 104

Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY

Triggered by Thread: 0

Application Specific Information:
abort() called

Filtered syslog:
None found

Last Exception Backtrace:
(0x1825cad8c 0x1817845ec 0x182563750 0x1825508ac 0x100acde90 0x18c1a6ee0 0x18c254e98 0x18c254354 0x18c253c90 0x18c253720 0x18c247424 0x18c19f770 0x18674125c 0x1867453ec 0x1866b1aa0 0x1866d95d0 0x1866da450 0x182572910 0x182570238 0x182570884 0x182490da8 0x184473020 0x18c47178c 0x100a9fd9c 0x181f21fc0)

Thread 0 name:  Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0   libsystem_kernel.dylib          0x00000001820512ec 0x18202f000 + 140012
1   libsystem_pthread.dylib        0x00000001821f2288 0x1821ef000 + 12936
2   libsystem_c.dylib              0x0000000181fbfd0c 0x181f5d000 + 404748
3   libc++abi.dylib                0x000000018175a2c8 0x181759000 + 4808
4   libc++abi.dylib                0x000000018175a470 0x181759000 + 5232
5   libobjc.A.dylib                0x00000001817848d4 0x18177c000 + 35028
6   libc++abi.dylib                0x000000018177437c 0x181759000 + 111484
7   libc++abi.dylib                0x0000000181773f78 0x181759000 + 110456
8   libobjc.A.dylib                0x00000001817847ac 0x18177c000 + 34732
9   CoreFoundation                 0x0000000182490e18 0x182485000 + 48664
10  GraphicsServices               0x0000000184473020 0x184468000 + 45088
11  UIKit                          0x000000018c47178c 0x18c154000 + 3266444
12  bfwsqy                         0x0000000100a9fd9c 0x1009f0000 + 720284
13  libdyld.dylib                  0x0000000181f21fc0 0x181f21000 + 4032

Thread 1 name:  com.apple.uikit.eventfetch-thread
Thread 1:
0   libsystem_kernel.dylib          0x000000018202fe08 0x18202f000 + 3592
1   libsystem_kernel.dylib          0x000000018202fc80 0x18202f000 + 3200
2   CoreFoundation                 0x0000000182572e40 0x182485000 + 974400
3   CoreFoundation                 0x0000000182570908 0x182485000 + 964872
4   CoreFoundation                 0x0000000182490da8 0x182485000 + 48552
5   Foundation                     0x0000000182f05674 0x182efd000 + 34420
6   Foundation                     0x0000000182f0551c 0x182efd000 + 34076
7   UIKit                          0x000000018c1567e4 0x18c154000 + 10212
8   Foundation                     0x0000000183015efc 0x182efd000 + 1150716
9   libsystem_pthread.dylib        0x00000001821f1220 0x1821ef000 + 8736
10  libsystem_pthread.dylib        0x00000001821f1110 0x1821ef000 + 8464
11  libsystem_pthread.dylib        0x00000001821efb10 0x1821ef000 + 2832

Thread 2:
0   libsystem_kernel.dylib          0x0000000182051610 0x18202f000 + 140816
1   libsystem_c.dylib              0x0000000181f6a12c 0x181f5d000 + 53548
2   libsystem_c.dylib              0x0000000181fd2ef4 0x181f5d000 + 483060
3   bfwsqy                         0x0000000100ed6aa8 0x1009f0000 + 5139112
4   bfwsqy                         0x0000000100ed46d4 0x1009f0000 + 5129940
5   libsystem_pthread.dylib        0x00000001821f1220 0x1821ef000 + 8736
6   libsystem_pthread.dylib        0x00000001821f1110 0x1821ef000 + 8464
7   libsystem_pthread.dylib        0x00000001821efb10 0x1821ef000 + 2832

Thread 3 name:  com.apple.NSURLConnectionLoader
Thread 3:
0   libsystem_kernel.dylib          0x000000018202fe08 0x18202f000 + 3592
1   libsystem_kernel.dylib          0x000000018202fc80 0x18202f000 + 3200
2   CoreFoundation                 0x0000000182572e40 0x182485000 + 974400
3   CoreFoundation                 0x0000000182570908 0x182485000 + 964872
4   CoreFoundation                 0x0000000182490da8 0x182485000 + 48552
5   CFNetwork                      0x0000000182d9e4b0 0x182b4e000 + 2426032
6   Foundation                     0x0000000183015efc 0x182efd000 + 1150716
7   libsystem_pthread.dylib        0x00000001821f1220 0x1821ef000 + 8736
8   libsystem_pthread.dylib        0x00000001821f1110 0x1821ef000 + 8464
9   libsystem_pthread.dylib        0x00000001821efb10 0x1821ef000 + 2832

Thread 4:
0   libsystem_kernel.dylib          0x00000001820510f4 0x18202f000 + 139508
1   libsystem_pthread.dylib        0x00000001821f3c90 0x1821ef000 + 19600
2   bfwsqy                         0x0000000100ba2a30 0x1009f0000 + 1780272
3   bfwsqy                         0x0000000100ba2f08 0x1009f0000 + 1781512
4   bfwsqy                         0x0000000100ba18b4 0x1009f0000 + 1775796
5   libsystem_pthread.dylib        0x00000001821f1220 0x1821ef000 + 8736
6   libsystem_pthread.dylib        0x00000001821f1110 0x1821ef000 + 8464
7   libsystem_pthread.dylib        0x00000001821efb10 0x1821ef000 + 2832

Thread 5 name:  com.apple.CFSocket.private
Thread

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