I/Watchdog_N(  523): dumpKernelStacks
W/Watchdog(  523): Failed to write to /proc/sysrq-trigger
W/Watchdog(  523): java.io.FileNotFoundException: /proc/sysrq-trigger: open failed: ENOENT (No such file or directory)
W/Watchdog(  523): 	at libcore.io.IoBridge.open(IoBridge.java:456)
W/Watchdog(  523): 	at java.io.FileOutputStream.<init>(FileOutputStream.java:87)
W/Watchdog(  523): 	at java.io.FileOutputStream.<init>(FileOutputStream.java:72)
W/Watchdog(  523): 	at java.io.FileWriter.<init>(FileWriter.java:80)
W/Watchdog(  523): 	at com.android.server.Watchdog.doSysRq(Watchdog.java:527)
W/Watchdog(  523): 	at com.android.server.Watchdog.run(Watchdog.java:422)
W/Watchdog(  523): Caused by: android.system.ErrnoException: open failed: ENOENT (No such file or directory)
W/Watchdog(  523): 	at libcore.io.Posix.open(Native Method)
W/Watchdog(  523): 	at libcore.io.BlockGuardOs.open(BlockGuardOs.java:186)
W/Watchdog(  523): 	at libcore.io.IoBridge.open(IoBridge.java:442)
W/Watchdog(  523): 	... 5 more
W/Watchdog(  523): Failed to write to /proc/sysrq-trigger
W/Watchdog(  523): java.io.FileNotFoundException: /proc/sysrq-trigger: open failed: ENOENT (No such file or directory)
W/Watchdog(  523): 	at libcore.io.IoBridge.open(IoBridge.java:456)
W/Watchdog(  523): 	at java.io.FileOutputStream.<init>(FileOutputStream.java:87)
W/Watchdog(  523): 	at java.io.FileOutputStream.<init>(FileOutputStream.java:72)
W/Watchdog(  523): 	at java.io.FileWriter.<init>(FileWriter.java:80)
W/Watchdog(  523): 	at com.android.server.Watchdog.doSysRq(Watchdog.java:527)
W/Watchdog(  523): 	at com.android.server.Watchdog.run(Watchdog.java:423)
W/Watchdog(  523): Caused by: android.system.ErrnoException: open failed: ENOENT (No such file or directory)
W/Watchdog(  523): 	at libcore.io.Posix.open(Native Method)
W/Watchdog(  523): 	at libcore.io.BlockGuardOs.open(BlockGuardOs.java:186)
W/Watchdog(  523): 	at libcore.io.IoBridge.open(IoBridge.java:442)
W/Watchdog(  523): 	... 5 more
D/wpa_supplicant( 2948): eth0: Control interface command 'SIGNAL_POLL'
W/Watchdog(  523): *** WATCHDOG KILLING SYSTEM PROCESS: Blocked in handler on PowerManagerService (PowerManagerService)
W/Watchdog(  523): PowerManagerService stack trace:
W/Watchdog(  523):     at android.view.SurfaceControl.nativeCreate(Native Method)
W/Watchdog(  523):     at android.view.SurfaceControl.<init>(SurfaceControl.java:302)
W/Watchdog(  523):     at com.android.server.display.ColorFade.createSurface(ColorFade.java:565)
W/Watchdog(  523):     at com.android.server.display.ColorFade.prepare(ColorFade.java:154)
W/Watchdog(  523):     at com.android.server.display.DisplayPowerState.prepareColorFade(DisplayPowerState.java:183)
W/Watchdog(  523):     at com.android.server.display.DisplayPowerController.animateScreenStateChange(DisplayPowerController.java:901)
W/Watchdog(  523):     at com.android.server.display.DisplayPowerController.updatePowerState(DisplayPowerController.java:586)
W/Watchdog(  523):     at com.android.server.display.DisplayPowerController.access$400(DisplayPowerController.java:72)
W/Watchdog(  523):     at com.android.server.display.DisplayPowerController$DisplayControllerHandler.handleMessage(DisplayPowerController.java:1177)
W/Watchdog(  523):     at android.os.Handler.dispatchMessage(Handler.java:102)
W/Watchdog(  523):     at android.os.Looper.loop(Looper.java:135)
W/Watchdog(  523):     at android.os.HandlerThread.run(HandlerThread.java:61)
W/Watchdog(  523):     at com.android.server.ServiceThread.run(ServiceThread.java:46)
W/Watchdog(  523): *** GOODBYE!
I/Process (  523): Sending signal. PID: 523 SIG: 9
E/WindowManager(13492): Failed to get WindowManagerService, cannot set animator scale
E/WindowManager(13492): android.os.DeadObjectException
E/WindowManager(13492): 	at android.os.BinderProxy.transactNative(Native Method)
E/WindowManager(13492): 	at android.os.BinderProxy.transact(Binder.java:496)
E/WindowManager(13492): 	at android.view.IWindowManager$Stub$Proxy.getCurrentAnimatorScale(IWindowManager.java:1971)
E/WindowManager(13492): 	at android.view.WindowManagerGlobal.getWindowManagerService(WindowManagerGlobal.java:145)
E/WindowManager(13492): 	at com.android.systemui.keyguard.KeyguardViewMediator.setupLocked(KeyguardViewMediator.java:531)
E/WindowManager(13492): 	at com.android.systemui.keyguard.KeyguardViewMediator.start(KeyguardViewMediator.java:594)
E/WindowManager(13492): 	at com.android.systemui.SystemUIApplication.startServicesIfNeeded(SystemUIApplication.java:124)
E/WindowManager(13492): 	at com.android.systemui.keyguard.KeyguardService.onCreate(KeyguardService.java:45)
E/WindowManager(13492): 	at android.app.ActivityThread.handleCreateService(ActivityThread.java:2792)
E/WindowManager(13492): 	at android.app.ActivityThread.access$1900(ActivityThread.java:154)
E/WindowManager(13492): 	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1404)
E/WindowManager(13492): 	at android.os.Handler.dispatchMessage(Handler.java:102)
E/WindowManager(13492): 	at android.os.Looper.loop(Looper.java:135)
E/WindowManager(13492): 	at android.app.ActivityThread.main(ActivityThread.java:5293)
E/WindowManager(13492): 	at java.lang.reflect.Method.invoke(Native Method)
E/WindowManager(13492): 	at java.lang.reflect.Method.invoke(Method.java:372)
E/WindowManager(13492): 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:904)
E/WindowManager(13492): 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:699)