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1.6.0 Job initialization triggers a main thread disk read (Android JVM) #3180

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radixdev opened this issue Feb 9, 2022 · 7 comments
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@radixdev
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radixdev commented Feb 9, 2022

Android Strictmode is stating that the initialization path of any created Job is triggering expensive disk reads (on the main thread). This behavior was introduced in 1.6.0 in this PR.

Simply calling .launch { } on the CoroutineScope is enough to trigger this disk read issue. I propose that the eager uncaught exception logic is configurable behind a system property or in some way configurable to avoid this issue. Additionally, this code is running as part of an SDK so we cannot completely control when it is executed as if we were the host application.

@nreid260

Custom CoroutineScope

object CompanyCoroutineScope : CoroutineScope {
    private val exceptionHandler = CoroutineExceptionHandler { _, e ->
        companylog(E, e) { "Child job of CompanyCoroutineScope got exception: $e" }
    }

    override val coroutineContext: CoroutineContext = Dispatchers.IO + exceptionHandler + SupervisorJob()
}

The disk reads

2022-02-09 15:05:07.077 21991-21991/com.company.sample D/StrictMode: StrictMode policy violation; ~duration=286 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getLastModifiedTime(UnixFileSystem.java:289)
        at java.io.File.lastModified(File.java:937)
        at java.util.zip.ZipFile.<init>(ZipFile.java:265)
        at java.util.zip.ZipFile.<init>(ZipFile.java:187)
        at java.util.jar.JarFile.<init>(JarFile.java:169)
        at java.util.jar.JarFile.<init>(JarFile.java:106)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:46)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:786)
        at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:816)
        at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:807)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.<clinit>(CoroutineExceptionHandlerImpl.kt:23)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.initializeDefaultExceptionHandlers(CoroutineExceptionHandlerImpl.kt:27)
        at kotlinx.coroutines.Job.<clinit>(Job.kt:120)
        at kotlinx.coroutines.AbstractCoroutine.<init>(AbstractCoroutine.kt:51)
        at kotlinx.coroutines.StandaloneCoroutine.<init>(Builders.common.kt:190)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch(Builders.common.kt:55)
        at kotlinx.coroutines.BuildersKt.launch(Unknown Source:1)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch$default(Builders.common.kt:47)
        at kotlinx.coroutines.BuildersKt.launch$default(Unknown Source:1)
        at com.company.images.DefaultCompanyImageLoader.initDiskCacheTask(DefaultCompanyImageLoader.kt:213)
        at com.company.images.DefaultCompanyImageLoader.<init>(DefaultCompanyImageLoader.kt:53)
        at com.company.Company.<init>(Company.java:230)
        at com.company.Company.<init>(Company.java:18)
        at com.company.Company.getInstance(Company.java:193)
        at com.company.Company.getInstance(Company.java:22)
        at com.company.sample.CompanyApplication.onCreate(CompanyApplication.kt:76)
        at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1211)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6725)
        at android.app.ActivityThread.access$1500(ActivityThread.java:247)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2053)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7839)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003)
2022-02-09 15:05:07.078 21991-21991/com.company.sample D/StrictMode: StrictMode policy violation; ~duration=286 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getBooleanAttributes(UnixFileSystem.java:250)
        at java.io.File.isDirectory(File.java:843)
        at java.io.File.toURI(File.java:728)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:51)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:786)
        at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:816)
        at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:807)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.<clinit>(CoroutineExceptionHandlerImpl.kt:23)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.initializeDefaultExceptionHandlers(CoroutineExceptionHandlerImpl.kt:27)
        at kotlinx.coroutines.Job.<clinit>(Job.kt:120)
        at kotlinx.coroutines.AbstractCoroutine.<init>(AbstractCoroutine.kt:51)
        at kotlinx.coroutines.StandaloneCoroutine.<init>(Builders.common.kt:190)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch(Builders.common.kt:55)
        at kotlinx.coroutines.BuildersKt.launch(Unknown Source:1)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch$default(Builders.common.kt:47)
        at kotlinx.coroutines.BuildersKt.launch$default(Unknown Source:1)
        at com.company.images.DefaultCompanyImageLoader.initDiskCacheTask(DefaultCompanyImageLoader.kt:213)
        at com.company.images.DefaultCompanyImageLoader.<init>(DefaultCompanyImageLoader.kt:53)
        at com.company.Company.<init>(Company.java:230)
        at com.company.Company.<init>(Company.java:18)
        at com.company.Company.getInstance(Company.java:193)
        at com.company.Company.getInstance(Company.java:22)
        at com.company.sample.CompanyApplication.onCreate(CompanyApplication.kt:76)
        at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1211)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6725)
        at android.app.ActivityThread.access$1500(ActivityThread.java:247)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2053)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7839)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003)
2022-02-09 15:05:07.078 21991-21991/com.company.sample D/StrictMode: StrictMode policy violation; ~duration=285 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getLastModifiedTime(UnixFileSystem.java:289)
        at java.io.File.lastModified(File.java:937)
        at java.util.zip.ZipFile.<init>(ZipFile.java:265)
        at java.util.zip.ZipFile.<init>(ZipFile.java:187)
        at java.util.jar.JarFile.<init>(JarFile.java:169)
        at java.util.jar.JarFile.<init>(JarFile.java:106)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:46)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:290)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:786)
        at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:816)
        at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:807)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.<clinit>(CoroutineExceptionHandlerImpl.kt:23)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.initializeDefaultExceptionHandlers(CoroutineExceptionHandlerImpl.kt:27)
        at kotlinx.coroutines.Job.<clinit>(Job.kt:120)
        at kotlinx.coroutines.AbstractCoroutine.<init>(AbstractCoroutine.kt:51)
        at kotlinx.coroutines.StandaloneCoroutine.<init>(Builders.common.kt:190)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch(Builders.common.kt:55)
        at kotlinx.coroutines.BuildersKt.launch(Unknown Source:1)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch$default(Builders.common.kt:47)
        at kotlinx.coroutines.BuildersKt.launch$default(Unknown Source:1)
        at com.company.images.DefaultCompanyImageLoader.initDiskCacheTask(DefaultCompanyImageLoader.kt:213)
        at com.company.images.DefaultCompanyImageLoader.<init>(DefaultCompanyImageLoader.kt:53)
        at com.company.Company.<init>(Company.java:230)
        at com.company.Company.<init>(Company.java:18)
        at com.company.Company.getInstance(Company.java:193)
        at com.company.Company.getInstance(Company.java:22)
        at com.company.sample.CompanyApplication.onCreate(CompanyApplication.kt:76)
        at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1211)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6725)
        at android.app.ActivityThread.access$1500(ActivityThread.java:247)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2053)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7839)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003)
2022-02-09 15:05:07.079 21991-21991/com.company.sample D/StrictMode: StrictMode policy violation; ~duration=285 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getBooleanAttributes(UnixFileSystem.java:250)
        at java.io.File.isDirectory(File.java:843)
        at java.io.File.toURI(File.java:728)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:51)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:290)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:786)
        at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:816)
        at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:807)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.<clinit>(CoroutineExceptionHandlerImpl.kt:23)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.initializeDefaultExceptionHandlers(CoroutineExceptionHandlerImpl.kt:27)
        at kotlinx.coroutines.Job.<clinit>(Job.kt:120)
        at kotlinx.coroutines.AbstractCoroutine.<init>(AbstractCoroutine.kt:51)
        at kotlinx.coroutines.StandaloneCoroutine.<init>(Builders.common.kt:190)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch(Builders.common.kt:55)
        at kotlinx.coroutines.BuildersKt.launch(Unknown Source:1)
        at kotlinx.coroutines.BuildersKt__Builders_commonKt.launch$default(Builders.common.kt:47)
        at kotlinx.coroutines.BuildersKt.launch$default(Unknown Source:1)
        at com.company.images.DefaultCompanyImageLoader.initDiskCacheTask(DefaultCompanyImageLoader.kt:213)
        at com.company.images.DefaultCompanyImageLoader.<init>(DefaultCompanyImageLoader.kt:53)
        at com.company.Company.<init>(Company.java:230)
        at com.company.Company.<init>(Company.java:18)
        at com.company.Company.getInstance(Company.java:193)
        at com.company.Company.getInstance(Company.java:22)
        at com.company.sample.CompanyApplication.onCreate(CompanyApplication.kt:76)
        at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1211)
        at android.app.ActivityThread.handleBindApplication(ActivityThread.java:6725)
        at android.app.ActivityThread.access$1500(ActivityThread.java:247)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2053)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7839)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003)
@qwwdfsad
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qwwdfsad commented Feb 10, 2022

Could you please elaborate whether you have R8 enabled?

We previously had the same issue with Dispatchers.Main (#1231), but it was fixed with specific R8 optimization.

We could workaround it with if on Class.forName("android."), but it would be nice to know why the optimization doesn't work in the first place

@radixdev
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Yes, R8 is enabled. The same issue persists

# compiler: R8
# compiler_version: 3.1.51
# min_api: 24
# pg_map_id: e65c6c8
# common_typos_disable
# {"id":"com.android.tools.r8.mapping","version":"1.0"}
2022-02-10 13:13:04.807 3238-3238/com.appboy.sample D/StrictMode: StrictMode policy violation; ~duration=333 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getLastModifiedTime(UnixFileSystem.java:289)
        at java.io.File.lastModified(File.java:937)
        at java.util.zip.ZipFile.<init>(ZipFile.java:265)
        at java.util.zip.ZipFile.<init>(ZipFile.java:187)
        at java.util.jar.JarFile.<init>(JarFile.java:169)
        at java.util.jar.JarFile.<init>(JarFile.java:106)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:46)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at aa.j.g(:786)
        at aa.j.i(:816)
        at aa.j.h(:807)
        at aa.e.h(Unknown Source:0)
        at ca.h0.<clinit>(:23)
        at ca.h0.b(:27)
        at ca.p1.<clinit>(:120)
        at ca.w1.getKey(:29)
        at l9.g$a$a.a(:33)
        at l9.g$a$a.invoke(:32)
        at l9.g$b$a.a(:70)
        at ca.p1$a.b(:112)
        at ca.w1.fold(:27)
        at l9.g$a.a(:32)
        at l9.c.plus(:111)

@qwwdfsad
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qwwdfsad commented Feb 11, 2022

If it is okay for you, could you please share small reproducing project so we can dissect it?

@radixdev
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radixdev commented Feb 14, 2022

Hi @qwwdfsad ,

Apologies for the weekend delay. https://github.com/radixdev/sscs-kotlin-coroutines-3180 is a reproducing project.

CustomCoroutineScope is the relevant coroutine object

2022-02-14 14:17:10.836 16958-16958/com.radix.myapplication D/StrictMode: StrictMode policy violation; ~duration=19 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getLastModifiedTime(UnixFileSystem.java:289)
        at java.io.File.lastModified(File.java:937)
        at java.util.zip.ZipFile.<init>(ZipFile.java:265)
        at java.util.zip.ZipFile.<init>(ZipFile.java:187)
        at java.util.jar.JarFile.<init>(JarFile.java:169)
        at java.util.jar.JarFile.<init>(JarFile.java:106)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:46)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:786)
        at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:816)
        at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:807)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.<clinit>(CoroutineExceptionHandlerImpl.kt:23)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.initializeDefaultExceptionHandlers(CoroutineExceptionHandlerImpl.kt:27)
        at kotlinx.coroutines.Job.<clinit>(Job.kt:120)
        at kotlinx.coroutines.JobSupport.getKey(JobSupport.kt:29)
        at kotlin.coroutines.CoroutineContext$plus$1.invoke(CoroutineContext.kt:33)
        at kotlin.coroutines.CoroutineContext$plus$1.invoke(CoroutineContext.kt:32)
        at kotlin.coroutines.CoroutineContext$Element$DefaultImpls.fold(CoroutineContext.kt:70)
        at kotlinx.coroutines.Job$DefaultImpls.fold(Job.kt:112)
        at kotlinx.coroutines.JobSupport.fold(JobSupport.kt:27)
        at kotlin.coroutines.CoroutineContext$DefaultImpls.plus(CoroutineContext.kt:32)
        at kotlin.coroutines.CombinedContext.plus(CoroutineContextImpl.kt:111)
        at com.radix.myapplication.CustomCoroutineScope.<clinit>(CustomCoroutineScope.kt:17)
        at com.radix.myapplication.MainActivity.onCreate(MainActivity.kt:13)
        at android.app.Activity.performCreate(Activity.java:8050)
        at android.app.Activity.performCreate(Activity.java:8030)
        at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1329)
        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3608)
        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3792)
        at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:103)
        at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2210)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7839)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003)
2022-02-14 14:17:12.630 16958-16970/com.radix.myapplication W/System: A resource failed to call close. 
2022-02-14 14:17:13.254 16958-16958/com.radix.myapplication D/StrictMode: StrictMode policy violation; ~duration=19 ms: android.os.strictmode.DiskReadViolation
        at android.os.StrictMode$AndroidBlockGuardPolicy.onReadFromDisk(StrictMode.java:1659)
        at java.io.UnixFileSystem.getBooleanAttributes(UnixFileSystem.java:250)
        at java.io.File.isDirectory(File.java:843)
        at java.io.File.toURI(File.java:728)
        at libcore.io.ClassPathURLStreamHandler.<init>(ClassPathURLStreamHandler.java:51)
        at dalvik.system.DexPathList$Element.maybeInit(DexPathList.java:750)
        at dalvik.system.DexPathList$Element.findResource(DexPathList.java:777)
        at dalvik.system.DexPathList.findResources(DexPathList.java:572)
        at dalvik.system.BaseDexClassLoader.findResources(BaseDexClassLoader.java:279)
        at java.lang.ClassLoader.getResources(ClassLoader.java:839)
        at java.util.ServiceLoader$LazyIterator.hasNextService(ServiceLoader.java:349)
        at java.util.ServiceLoader$LazyIterator.hasNext(ServiceLoader.java:402)
        at java.util.ServiceLoader$1.hasNext(ServiceLoader.java:488)
        at kotlin.sequences.SequencesKt___SequencesKt.toCollection(_Sequences.kt:786)
        at kotlin.sequences.SequencesKt___SequencesKt.toMutableList(_Sequences.kt:816)
        at kotlin.sequences.SequencesKt___SequencesKt.toList(_Sequences.kt:807)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.<clinit>(CoroutineExceptionHandlerImpl.kt:23)
        at kotlinx.coroutines.CoroutineExceptionHandlerImplKt.initializeDefaultExceptionHandlers(CoroutineExceptionHandlerImpl.kt:27)
        at kotlinx.coroutines.Job.<clinit>(Job.kt:120)
        at kotlinx.coroutines.JobSupport.getKey(JobSupport.kt:29)
        at kotlin.coroutines.CoroutineContext$plus$1.invoke(CoroutineContext.kt:33)
        at kotlin.coroutines.CoroutineContext$plus$1.invoke(CoroutineContext.kt:32)
        at kotlin.coroutines.CoroutineContext$Element$DefaultImpls.fold(CoroutineContext.kt:70)
        at kotlinx.coroutines.Job$DefaultImpls.fold(Job.kt:112)
        at kotlinx.coroutines.JobSupport.fold(JobSupport.kt:27)
        at kotlin.coroutines.CoroutineContext$DefaultImpls.plus(CoroutineContext.kt:32)
        at kotlin.coroutines.CombinedContext.plus(CoroutineContextImpl.kt:111)
        at com.radix.myapplication.CustomCoroutineScope.<clinit>(CustomCoroutineScope.kt:17)
        at com.radix.myapplication.MainActivity.onCreate(MainActivity.kt:13)
        at android.app.Activity.performCreate(Activity.java:8050)
        at android.app.Activity.performCreate(Activity.java:8030)
        at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1329)
        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3608)
        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3792)
        at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:103)
        at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2210)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:201)
        at android.os.Looper.loop(Looper.java:288)
        at android.app.ActivityThread.main(ActivityThread.java:7839)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003)

@qwwdfsad qwwdfsad added the bug label Feb 15, 2022
qwwdfsad added a commit that referenced this issue Feb 15, 2022
…auses verification of the whole JAR/dex (-> file I/O) and ANR

Fixes #3180
@qwwdfsad
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Thanks! Verified my fix works

@qwwdfsad
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qwwdfsad commented Apr 6, 2022

Fixed in 1.6.1

@qwwdfsad qwwdfsad closed this as completed Apr 6, 2022
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radixdev commented Apr 6, 2022

Thank you @qwwdfsad !

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