jni--‘jni_internal.cc:616] JNI FatalError called，RegisterNatives failed，导致system_server crash
目录
- 一、概述
- 二、实例
- 三、总结
一、概述
二、实例
错误：
可以看一下具体份回溯，这里把具体的出错点贴上。这里主要是
java.lang.System.loadLibrary里加载jni so库出错，具体的那个service就不贴出来了。
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | stack=0xf6329bf3e000-0xf6329bf40000 stackSize=1009KB
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | held mutexes=
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] kernel: (couldn't read /proc/self/task/3519/stack)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #00 pc 000000000006f6cc /system/lib64/libc.so (__ioctl+4)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #03 pc 000000000001430c /system/lib64/libhwbinder.so (android::hardware::IPCThreadState::getAndExecuteCommand()+20)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #07 pc 00000000000b4b34 /system/lib64/libandroid_runtime.so (android::AndroidRuntime::javaThreadShell(void*)+140)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #08 pc 0000000000083114 /system/lib64/libc.so (__pthread_start(void*)+36)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #09 pc 00000000000233bc /system/lib64/libc.so (__start_thread+68)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] (no managed stack frames)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558]
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | sysTid=3520 nice=0 cgrp=default sched=0/0 handle=0xf6329bf3b4f0
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | state=S schedstat=( 649440 178320 7 ) utm=0 stm=0 core=2 HZ=100
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | stack=0xf6329be38000-0xf6329be3a000 stackSize=1041KB
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | held mutexes=
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #01 pc 00000000000141c0 /system/lib64/libutils.so (android::Looper::pollInner(int)+144)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] at android.os.MessageQueue.nativePollOnce(Native method)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] at android.os.MessageQueue.next(MessageQueue.java:326)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] at android.os.Looper.loop(Looper.java:160)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] at android.os.HandlerThread.run(HandlerThread.java:65)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558]
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] "GraphicsStats-disk" prio=6 tid=65 Native
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | group="" sCount=1 dsCount=0 flags=1 obj=0x12ce8cf0 self=0xf6329d8e0c00
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | sysTid=3522 nice=10 cgrp=default sched=0/0 handle=0xf6329be354f0
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | state=S schedstat=( 482520 331080 6 ) utm=0 stm=0 core=2 HZ=100
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | held mutexes=
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] kernel: (couldn't read /proc/self/task/3522/stack)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #02 pc 000000000001408c /system/lib64/libutils.so (android::Looper::pollOnce(int, int*, int*, void**)+60)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #03 pc 0000000000120efc /system/lib64/libandroid_runtime.so (android::android_os_MessageQueue_nativePollOnce(_JNIEnv*, _jobject*, long, int)+44)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] at android.os.Looper.loop(Looper.java:160)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] at android.os.HandlerThread.run(HandlerThread.java:65)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558]
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] Aborting thread:
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] "main" prio=6 tid=1 Runnable
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | group="" sCount=0 dsCount=0 flags=0 obj=0x73d8fa80 self=0xf632b9014c00
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | stack=0xfffff66e7000-0xfffff66e9000 stackSize=8MB
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] | held mutexes= "abort lock" "mutator lock"(shared held)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #00 pc 00000000003c7324 /system/lib64/libart.so (art::DumpNativeStack(std::__1::basic_ostream>&, int, BacktraceMap*, char const*, art::ArtMethod*, void*, bool)+220)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #03 pc 000000000046ad0c /system/lib64/libart.so (art::Runtime::Abort(char const*)+1220)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #04 pc 0000000000008d2c /system/lib64/libbase.so (android::base::LogMessage::~LogMessage()+724)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #06 pc 00000000000e7a74 /system/lib64/libart.so (art::(anonymous namespace)::CheckJNI::FatalError(_JNIEnv*, char const*)+708)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #07 pc 00000000000024a4 /system/lib64/libnativehelper.so (jniRegisterNativeMethods+212)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #11 pc 0000000000114bc8 /system/framework/arm64/boot.oat (offset 114000) (java.lang.Runtime.nativeLoad [DEDUPED]+200)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #13 pc 000000000018a8b0 /system/framework/arm64/boot.oat (offset 114000) (java.lang.System.loadLibrary+96)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #14 pc 000000000055cc4c /system/lib64/libart.so (art_quick_invoke_static_stub+604)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #17 pc 000000000027c36c /system/lib64/libart.so (bool art::interpreter::DoCall(art::ArtMethod*, art::Thread*, art::ShadowFrame&, art::Instruction const*, unsigned short, art::JValue*)+948)
[10:11:02]07-27 22:16:11.517 3258 3258 F system_server: runtime.cc:558] native: #19 pc 000000000054f214 /system/lib64/libart.so (ExecuteMterpImpl+14612)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] native: #20 pc 000000000019928c /system/framework/oat/arm64/services.vdex (com.android.server.idste.device.DeviceSrv.+20)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] native: #24 pc 000000000055cc4c /system/lib64/libart.so (art_quick_invoke_static_stub+604)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] native: #25 pc 00000000000cf760 /system/lib64/libart.so (art::ArtMethod::Invoke(art::Thread*, unsigned int*, unsigned int, art::JValue*, char const*)+232)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] native: #29 pc 000000000011420c /system/framework/arm64/boot.oat (offset 114000) (java.lang.Object.internalClone [DEDUPED]+124)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] at java.lang.Runtime.loadLibrary0(Runtime.java:1014)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] - locked <0x0f2a2132> (a java.lang.Runtime)
[10:11:02]07-27 22:16:11.518 3258 3258 F system_server: runtime.cc:558] at java.lang.System.loadLibrary(System.java:1669)
根据上面的错误，定位到时 'jni_internal.cc:616] JNI FatalError called，RegisterNatives failed，这里出错，最后发现这里的签名少了一个;
[10:11:03]07-27 22:16:11.595 3532 3532 I crash_dump64: performing dump of process 3258 (target tid = 3258)
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : Build f[ 85.541300] type=1400 audit(1595859397.663:70): avc: denied { dac_read_search } for pid=1 comm="init" capability=2 scontext=u:r:init:s0 tcontext=u:r:init:s0 tclass=capability permissive=1
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : Revision: '0'
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : ABI: 'arm64'
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : pid: 3258, tid: 3258, name: system_server >>> system_server <<<
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------
[10:11:03]07-27 22:16:11.614 3532 3532 F DEBUG : Abort message: 'jni_internal.cc:616] JNI FatalError called: RegisterNatives failed for
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : x0 0000000000000000 x1 0000000000000cba x2 0000000000000006 x3 0000000000000008
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : x4 0000f632bdf05000 x5 0000f632bdf05000 x6 0000f632bdf05000 x7 0000000000006e48
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : x8 0000000000000083 x9 0000f632ba1f89d8 x10 fffffff87ffffbdf x11 0000000000000001
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : x12 ffffffffffffc000 x13 ffffffffa0e11e8d x14 0000000009fe78e0 x15 0000000000000000
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : x16 0000f632ba2312c8 x17 0000f632ba16f2d8 x18 0000000000000000 x19 0000000000000cba
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG [ 85.691255] healthd: battery l=85 v=3 t=35.0 h=2 st=2 c=400 fc=4000000 cc=32 chg=a
[10:11:03] : x20 0000000000000cba x21 [ 85.702007] type=1400 audit(1595859400.243:71): avc: denied { dac_read_search } for pid=3140 comm="Binder:3140_6" capability=2 scontext=u:r:installd:s0 tcontext=u:r:installd:s0 tclass=capability permissive=1
[10:11:03]0000000000000083 x22 0000f632b90[ 85.707289] healthd: battery l=85 v=3 t=35.0 h=2 st=2 c=400 fc=4000000 cc=32 chg=a
[10:11:03]14c00 x23 0000f632b0a3b170
[10:11:03]07-2[ 85.733729] type=1400 audit(1595859400.407:72): avc: denied { read } for pid=3099 comm="[email protected]" name="stat" dev="sysfs" ino=21829 scontext=u:r:hal_health_default:s0 tcontext=u:object_r:sysfs:s0 tclass=file permissive=1
[10:11:03]7 22:16:11.615 3532 3532 F DEBU[ 85.757098] type=1400 audit(1595859400.407:72): avc: denied { read } for pid=3099 comm="[email protected]" name="stat" dev="sysfs" ino=21829 scontext=u:r:hal_health_default:s0 tcontext=u:object_r:sysfs:s0 tclass=file permissive=1
[10:11:03]G : x24 0000000000000058 x[ 85.780535] type=1400 audit(1595859400.411:73): avc: denied { open } for pid=3099 comm="[email protected]" path="/sys/devices/platform/30b40000.usdhc/mmc_host/mmc0/mmc0:0001/block/mmcblk0/stat" dev="sysfs" ino=21829 scontext=u:r:hal_health_default:s0 tcontext=u:object_r:sysfs:s0 tclass=file permissive=1
[10:11:03]25 0000f632b8fdec28 x26 0000f632b8f072c0 x27 0000f632b8f072f1
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : x28 0000f632b8f06a23 x29 0000fffff6ee14c0
[10:11:03]07-27 22:16:11.615 3532 3532 F DEBUG : sp 0000fffff6ee1480 lr 0000f632ba163a90 pc 0000f632ba163abc
[10:11:03]07-27 22:16:11.652 3229 3239 D BootAnimation: BootAnimation::android,enter render mAndroid[1]
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG :
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : backtrace:
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : #00 pc 0000000000021abc /system/lib64/libc.so (abort+124)
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : #01 pc 000000000046ad00 /system/lib64/libart.so (art::Runtime::Abort(char const*)+1208)
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : #02 pc 0000000000008d2c /system/lib64/libbase.so (android::base::LogMessage::~LogMessage()+724)
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : #03 pc 00000000003310d4 /system/lib64/libart.so (art::JNI::FatalError(_JNIEnv*, char const*)+196)
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : #04 pc 00000000000e7a74 /system/lib64/libart.so (art::(anonymous namespace)::CheckJNI::FatalError(_JNIEnv*, char const*)+708)
[10:11:03]07-27 22:16:11.662 3532 3532 F DEBUG : #05 pc 00000000000024a4 /system/lib64/libnativehelper.so (jniRegisterNativeMethods+212)
三、总结
在Android system service中添加jni函数的时候，一定要谨慎，不然整个system server启动不了，只能重新烧rom。虽然有几次前面添加的错误了,但这里的签名还是漏了一个";".