Android Firebase Crashlytics NDK回溯缺少帧

问题描述 投票:2回答:1

当我使用Fabric Crashlytics时出现了问题,而现在使用Firebase Crashlytics最新版本时,该问题仍然存在。一切都基于official NDK docs实现,并且符号(cSYM)文件在每次构建后都会正确上传。我设法产生了一个有意的崩溃以比较逻辑删除并报告了本机崩溃回溯,结果如下:

在Firebase控制台上报告的崩溃:

Firebase Crashlytics NDK report sample

崩溃保存的逻辑删除文件:

*** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
Build fingerprint: 'samsung/klteduosxx/klte:5.0/LRX21T/G900FDXXU1BOJ1:user/release-keys'
Revision: '14'
ABI: 'arm'
pid: 652, tid: 1160, name: AsyncTask #5  >>> com.mnhaami.pasaj <<<
signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------
Abort message: 'stack corruption detected'
    r0 00000000  r1 00000488  r2 00000006  r3 00000000
    r4 656f3db8  r5 00000006  r6 00000016  r7 0000010c
    r8 656f3878  r9 00000000  sl 134eaf00  fp 13f14800
    ip 00000488  sp 656f37f8  lr b6eeefd5  pc b6f11b74  cpsr 600d0010
    d0  ffffffffffffffff  d1  ffffffffffffffff
    d2  ff816306ff836406  d3  ff795f04ff7e6206
    d4  ffff000000000000  d5  0000000000000003
    d6  ffff000000000000  d7  ffffffffffffffff
    d8  0000000000000000  d9  0000000000000000
    d10 0000000000000000  d11 0000000000000000
    d12 0000000000000000  d13 0000000000000000
    d14 0000000000000000  d15 0000000000000000
    d16 0000000000000000  d17 6e6f697470757272
    d18 ff916d0aff997208  d19 ff825f0aff896708
    d20 ff715613ff785a11  d21 ff6b520fff6b520f
    d22 ff6f5309ff6e530e  d23 ff775b07ff735609
    d24 0000000000000000  d25 0000000000000000
    d26 0002000100010001  d27 0002000200020002
    d28 0080008000800080  d29 0080008000800080
    d30 0800080008000800  d31 0800080008000800
    scr 2800001b

backtrace:
    #00 pc 00036b74  /system/lib/libc.so (tgkill+12)
    #01 pc 00013fd1  /system/lib/libc.so (pthread_kill+52)
    #02 pc 00014bef  /system/lib/libc.so (raise+10)
    #03 pc 00011531  /system/lib/libc.so (__libc_android_abort+36)
    #04 pc 0000fcbc  /system/lib/libc.so (abort+4)
    #05 pc 00012701  /system/lib/libc.so (__libc_fatal+16)
    #06 pc 000368fb  /system/lib/libc.so (__stack_chk_fail+6)

stack:
         656f37b8  00000001  
         656f37bc  00430000  
         656f37c0  00550000  
         656f37c4  00000000  
         656f37c8  00430000  
         656f37cc  b4e18218  
         656f37d0  00000000  
         656f37d4  2f94ff4a  /dev/ashmem/dalvik-main space (deleted)
         656f37d8  9866fb50  
         656f37dc  2f94ff4a  /dev/ashmem/dalvik-main space (deleted)
         656f37e0  656f3db8  [stack:1160]
         656f37e4  00000006  
         656f37e8  00000016  
         656f37ec  00000488  
         656f37f0  00000000  
         656f37f4  b6eeefcd  /system/lib/libc.so (pthread_kill+48)
    #00  656f37f8  656f3db0  [stack:1160]
         ........  ........
    #01  656f37f8  656f3db0  [stack:1160]
         656f37fc  00000006  
         656f3800  00000000  
         656f3804  656f3820  [stack:1160]
         656f3808  656f3898  [stack:1160]
         656f380c  b6eefbf3  /system/lib/libc.so (raise+14)
    #02  656f3810  656f381c  [stack:1160]
         656f3814  b6eec535  /system/lib/libc.so (__libc_android_abort+40)
    #03  656f3818  000000a8  
         656f381c  ffffffdf  
         656f3820  00000000  
         656f3824  8c93ac00  
         656f3828  ae907e40  
         656f382c  2f94ff4a  /dev/ashmem/dalvik-main space (deleted)
         656f3830  93bcd2fc  
         656f3834  b4bc0435  /system/lib/libart.so (art::CheckJNI::GetIntArrayRegion(_JNIEnv*, _jintArray*, int, int, int*))
         656f3838  b6f44e04  
         656f383c  b6eeacc0  /system/lib/libc.so (__bionic_clone)
    #04  656f3840  00000000  
         656f3844  b6eed705  /system/lib/libc.so (__fortify_chk_fail)
    #05  656f3848  b6f359a5  /system/lib/libc.so
         656f384c  656f385c  [stack:1160]
         656f3850  8f38e000  
         656f3854  b6f118ff  /system/lib/libc.so (__stack_chk_fail+10)
         656f3858  b6f359a5  /system/lib/libc.so
         656f385c  2f94ff4a  /dev/ashmem/dalvik-main space (deleted)
         656f3860  8f38e000  
         656f3864  00000000  

我的gradle配置如下:

项目build.gradle:

buildscript {
    repositories {
        google()
        jcenter()
        mavenCentral()
        maven { url "https://jitpack.io" }
    }
    dependencies {
        classpath "com.android.tools.build:gradle:3.6.3"
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.61"
        classpath "com.google.gms:google-services:4.3.3"  // Google Services plugin
        classpath "com.google.firebase:perf-plugin:1.3.1"  // Performance Monitoring plugin
        classpath "com.google.firebase:firebase-crashlytics-gradle:2.1.1"
    }
}

allprojects {
    repositories {
        google()
        jcenter()
        mavenCentral()
        maven {
            url 'https://jitpack.io'
        }
        flatDir {
            dirs 'libs'
        }
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

应用模块build.gradle:

repositories {
    maven { url 'http://dl.bintray.com/piasy/maven' }
    mavenCentral()
}

apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'
apply plugin: 'com.google.firebase.crashlytics'
apply plugin: 'com.google.firebase.firebase-perf'
android {
    externalNativeBuild {
        ndkBuild {
            path 'src/main/jni/Android.mk'
        }
    }

    ....

    buildTypes {
        debug {
            ndk {
                abiFilters "armeabi-v7a", "arm64-v8a", "x86", "x86_64"
            }
            FirebasePerformance {
                instrumentationEnabled false
            }
        }
        release {
            minifyEnabled true
            useProguard = true
            proguardFile getDefaultProguardFile('proguard-android.txt')
            proguardFile 'proguard-rules.pro'

            ndk {
                abiFilters "armeabi-v7a", "arm64-v8a", "x86_64"
            }

            /* Add the firebaseCrashlytics extension (by default,
            * it's disabled to improve build speeds) and set
            * nativeSymbolUploadEnabled to true. */
            firebaseCrashlytics {
                nativeSymbolUploadEnabled true
            }
        }
    }

    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }
}

// Upload Crashlytics NDK symbols
tasks.whenTaskAdded { task -> if (task.name.startsWith('assemble') && task.name.endsWith("Release")) task.finalizedBy "uploadCrashlyticsSymbolFile" + task.name.substring('assemble'.length()) }

dependencies {
    implementation fileTree(include: ['*.jar', '*.aar'], dir: 'libs')

    implementation platform('com.google.firebase:firebase-bom:25.2.1')
    implementation "com.google.firebase:firebase-crashlytics-ndk:17.0.0"
    implementation 'com.google.firebase:firebase-iid'
    implementation 'com.google.firebase:firebase-messaging'
    implementation 'com.google.firebase:firebase-appindexing'
    implementation 'com.google.firebase:firebase-analytics'
    implementation 'com.google.firebase:firebase-perf'

    ...
}
apply plugin: 'com.google.gms.google-services'

通过Firebase控制台报告的崩溃很多,就像我捕获的一样。它们中没有一个具有适当的可用回溯。

任何提示,如果没有框架,本机报告当前都是无用的。

编辑:

我已经基于Kevin's answer解决了已压缩和未剥离的本机lib目录,如下所示:

android {
    ...
    buildTypes {
        ...
        release {
            firebaseCrashlytics {
                nativeSymbolUploadEnabled true
                applicationVariants.all { variant ->
                    firebaseCrashlytics {
                        strippedNativeLibsDir "build/intermediates/stripped_native_libs/${variant.name}/out/lib"
                        unstrippedNativeLibsDir "build/intermediates/ndkBuild/${variant.name}/obj/local"
                    }
                }
            }
        }
    }
}

并且设法产生了一个崩溃,该崩溃具有一个通过我自己的本机库访问的调用栈,但是问题仍然存在:

Firebase Crashlytics NDK sample report with my own native callstack

编辑2:

[按照Kevin的建议,我使用此命令调试符号文件的上载问题(由于我在Windows上,所以我使用find /I而不是grep:]

gradlew app:assembleRelease --console=plain --debug | find /I "[com.google.firebase.crashlytics]"

并且结果证明,将implementation 'com.google.firebase:firebase-iid'implementation platform('com.google.firebase:firebase-bom:25.2.1')一起使用才使我无法赎回:),因为显然Firebase已经在com.google.firebase:firebase-messaging本身内部使用了实例ID依赖项。长话短说,仅使用此配置可​​以帮助我正确上传符号:

android {
    ...
    buildTypes {
        ...
        release {
            firebaseCrashlytics {
                nativeSymbolUploadEnabled true
            }
        }
    }
}

// Upload Crashlytics NDK symbols
tasks.whenTaskAdded { task -> if (task.name.startsWith('assemble') && task.name.endsWith("Release")) task.finalizedBy "uploadCrashlyticsSymbolFile" + task.name.substring('assemble'.length()) }

dependencies {
    ...
    implementation platform('com.google.firebase:firebase-bom:25.2.1')
    implementation 'com.google.firebase:firebase-iid:20.1.5'
    implementation 'com.google.firebase:firebase-messaging'
    ...
}

至少要在我自己的本地库中获得调用堆栈:

Firebase Crashlytics NDK sample report with my own native callstack visible

android firebase android-ndk crashlytics firebase-console
1个回答
2
投票

Firebaser here-

看来您粘贴了此屏幕快照的此崩溃报告仅在系统库中发生。我们可以在Crashlytics崩溃报告(和墓碑)中看到,所有堆栈帧都与“ libc.so”相关联-这是一个Android系统运行时库,并且像Crashlytics这样的任何库都无法符号化。

这是因为Crashlytics只能符号化来自您为其上传符号的库的崩溃或堆栈框架。而且由于libc.so是一个系统库,您和Crashlytics都没有该库的符号,所以这是预期的行为。 Crashlytics仍会显示框架,即使它不能只是象征性的,因此它仍在报告尽可能多的信息。

[如果您能够提交测试崩溃报告,且该报告的调用堆栈经过您自己的本机库,而您要为其尝试上载符号,而到处仍然看到“(Missing)”,那将是意外。如果是这种情况,建议您确保已遵循链接文档中的these instructions,如果仍有问题,请联系Firebase support

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