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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Pubsub Subscriber initialization crashes JVM on Alpine Linux with libc6-compat","articleBody":"Pubsub Subscriber initialization crashes JVM on Alpine Linux with libc6-compat. Here is the stacktrace from hs_err crash log:\r\n```\r\nStack: [0x00007fad5f2d8000,0x00007fad5f3d8aa8],  sp=0x00007fad5f3d2668,  free space=1001k\r\nNative frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)\r\nC  0x0000000000025426\r\nC  [libio_grpc_netty_shaded_netty_tcnative_linux_x86_64646374909380874916.so+0x29585]  JNI_OnLoad_netty_tcnative+0x55\r\nC  [libjava.so+0xda62]  Java_java_lang_ClassLoader_00024NativeLibrary_load+0xf2\r\n\r\nJava frames: (J=compiled Java code, j=interpreted, Vv=VM code)\r\nj  java.lang.ClassLoader$NativeLibrary.load(Ljava/lang/String;Z)V+0\r\nj  java.lang.ClassLoader.loadLibrary0(Ljava/lang/Class;Ljava/io/File;)Z+328\r\nj  java.lang.ClassLoader.loadLibrary(Ljava/lang/Class;Ljava/lang/String;Z)V+48\r\nj  java.lang.Runtime.load0(Ljava/lang/Class;Ljava/lang/String;)V+57\r\nj  java.lang.System.load(Ljava/lang/String;)V+7\r\nj  io.grpc.netty.shaded.io.netty.util.internal.NativeLibraryUtil.loadLibrary(Ljava/lang/String;Z)V+5\r\nv  ~StubRoutines::call_stub\r\nJ 1656  sun.reflect.NativeMethodAccessorImpl.invoke0(Ljava/lang/reflect/Method;Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (0 bytes) @ 0x00007fad4ec3aa37 [0x00007fad4ec3a9c0+0x77]\r\nJ 1655 C1 sun.reflect.NativeMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (104 bytes) @ 0x00007fad4ec42554 [0x00007fad4ec41380+0x11d4]\r\nJ 587 C1 sun.reflect.DelegatingMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (10 bytes) @ 0x00007fad4e8cfe0c [0x00007fad4e8cfd00+0x10c]\r\nJ 586 C1 java.lang.reflect.Method.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (62 bytes) @ 0x00007fad4e8d05dc [0x00007fad4e8d01e0+0x3fc]\r\nj  io.grpc.netty.shaded.io.netty.util.internal.NativeLibraryLoader$1.run()Ljava/lang/Object;+53\r\nv  ~StubRoutines::call_stub\r\nJ 697  java.security.AccessController.doPrivileged(Ljava/security/PrivilegedAction;)Ljava/lang/Object; (0 bytes) @ 0x00007fad4e9597cf [0x00007fad4e959780+0x4f]\r\nj  io.grpc.netty.shaded.io.netty.util.internal.NativeLibraryLoader.loadLibraryByHelper(Ljava/lang/Class;Ljava/lang/String;Z)V+10\r\nj  io.grpc.netty.shaded.io.netty.util.internal.NativeLibraryLoader.loadLibrary(Ljava/lang/ClassLoader;Ljava/lang/String;Z)V+15\r\nj  io.grpc.netty.shaded.io.netty.util.internal.NativeLibraryLoader.load(Ljava/lang/String;Ljava/lang/ClassLoader;)V+402\r\nj  io.grpc.netty.shaded.io.netty.util.internal.NativeLibraryLoader.loadFirstAvailable(Ljava/lang/ClassLoader;[Ljava/lang/String;)V+33\r\nj  io.grpc.netty.shaded.io.netty.handler.ssl.OpenSsl.loadTcNative()V+173\r\nj  io.grpc.netty.shaded.io.netty.handler.ssl.OpenSsl.\u003cclinit\u003e()V+152\r\nv  ~StubRoutines::call_stub\r\nj  io.grpc.netty.shaded.io.grpc.netty.GrpcSslContexts.defaultSslProvider()Lio/grpc/netty/shaded/io/netty/handler/ssl/SslProvider;+0\r\nj  io.grpc.netty.shaded.io.grpc.netty.GrpcSslContexts.configure(Lio/grpc/netty/shaded/io/netty/handler/ssl/SslContextBuilder;)Lio/grpc/netty/shaded/io/netty/handler/ssl/SslContextBuilder;+1\r\nj  io.grpc.netty.shaded.io.grpc.netty.GrpcSslContexts.forClient()Lio/grpc/netty/shaded/io/netty/handler/ssl/SslContextBuilder;+3\r\nj  io.grpc.netty.shaded.io.grpc.netty.NettyChannelBuilder$NettyTransportFactory$DefaultNettyTransportCreationParamsFilterFactory.\u003cinit\u003e(Lio/grpc/netty/shaded/io/grpc/netty/NettyChannelBuilder$NettyTranspo\r\nrtFactory;Lio/grpc/netty/shaded/io/netty/handler/ssl/SslContext;)V+23\r\nj  io.grpc.netty.shaded.io.grpc.netty.NettyChannelBuilder$NettyTransportFactory$DefaultNettyTransportCreationParamsFilterFactory.\u003cinit\u003e(Lio/grpc/netty/shaded/io/grpc/netty/NettyChannelBuilder$NettyTranspo\r\nrtFactory;Lio/grpc/netty/shaded/io/netty/handler/ssl/SslContext;Lio/grpc/netty/shaded/io/grpc/netty/NettyChannelBuilder$1;)V+3\r\nj  io.grpc.netty.shaded.io.grpc.netty.NettyChannelBuilder$NettyTransportFactory.\u003cinit\u003e(Lio/grpc/netty/shaded/io/grpc/netty/NettyChannelBuilder$TransportCreationParamsFilterFactory;Ljava/lang/Class;Ljava/u\r\ntil/Map;Lio/grpc/netty/shaded/io/grpc/netty/NegotiationType;Lio/grpc/netty/shaded/io/netty/handler/ssl/SslContext;Lio/grpc/netty/shaded/io/netty/channel/EventLoopGroup;IIIJJZLio/grpc/internal/TransportTra\r\ncer;)V+45\r\nj  io.grpc.netty.shaded.io.grpc.netty.NettyChannelBuilder.buildTransportFactory()Lio/grpc/internal/ClientTransportFactory;+59\r\nj  io.grpc.internal.AbstractManagedChannelImplBuilder.build()Lio/grpc/ManagedChannel;+10\r\nj  com.google.api.gax.grpc.InstantiatingGrpcChannelProvider.createSingleChannel()Lio/grpc/ManagedChannel;+261\r\nj  com.google.api.gax.grpc.InstantiatingGrpcChannelProvider.createChannel()Lcom/google/api/gax/rpc/TransportChannel;+19\r\nj  com.google.api.gax.grpc.InstantiatingGrpcChannelProvider.getTransportChannel()Lcom/google/api/gax/rpc/TransportChannel;+52\r\nj  com.google.cloud.pubsub.v1.Subscriber.doStart()V+25\r\nj  com.google.api.core.AbstractApiService$InnerService.doStart()V+4\r\nj  com.google.common.util.concurrent.AbstractService.startAsync()Lcom/google/common/util/concurrent/Service;+33\r\nj  com.google.api.core.AbstractApiService.startAsync()Lcom/google/api/core/ApiService;+4\r\nj  com.google.cloud.pubsub.v1.Subscriber.startAsync()Lcom/google/api/core/ApiService;+1\r\n```","author":{"url":"https://github.com/vitaly-sourikov","@type":"Person","name":"vitaly-sourikov"},"datePublished":"2018-08-07T10:58:17.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/3536/google-cloud-java/issues/3536"}