[Nexus 7 Android Development] OlliWi:
In another logfile (2018-04-22-09-23-37.txt) i see:

04-22 09:11:28.043 W/Watchdog(603): *** WATCHDOG KILLING SYSTEM PROCESS: Blocked in handler on ui thread (android.ui)

04-22 09:11:28.044 W/Watchdog(603): ui thread stack trace:

04-22 09:11:28.048 W/Watchdog(603): at com.android.server.net.NetworkStatsService.setUidForeground(NetworkStatsService.java:707)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.net.NetworkPolicyManagerService.updateNetworkStats(NetworkPolicyManagerService.java:2578)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.net.NetworkPolicyManagerService.updateUidStateUL(NetworkPolicyManagerService.java:2548)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.net.NetworkPolicyManagerService.-wrap19(NetworkPolicyManagerService.java)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.net.NetworkPolicyManagerService$1.onUidStateChanged(NetworkPolicyManagerService.java:687)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.am.ActivityManagerService.dispatchUidsChanged(ActivityManagerService.java:4315)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.am.ActivityManagerService.-wrap7(ActivityManagerService.java)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.am.ActivityManagerService$UiHandler.handleMessage(ActivityManagerService.java:1770)

04-22 09:11:28.049 W/Watchdog(603): at android.os.Handler.dispatchMessage(Handler.java:102)

04-22 09:11:28.049 W/Watchdog(603): at android.os.Looper.loop(Looper.java:154)

04-22 09:11:28.049 W/Watchdog(603): at android.os.HandlerThread.run(HandlerThread.java:61)

04-22 09:11:28.049 W/Watchdog(603): at com.android.server.ServiceThread.run(ServiceThread.java:46)

04-22 09:11:28.049 W/Watchdog(603): *** GOODBYE!

--------- beginning of crash

04-22 09:11:28.588 E/AndroidRuntime(2964): FATAL EXCEPTION: main

04-22 09:11:28.588 E/AndroidRuntime(2964): Process: com.ebay.mobile, PID: 2964

04-22 09:11:28.588 E/AndroidRuntime(2964): DeadSystemException: The system died; earlier logs will point to the root cause

04-22 09:11:28.589 E/AndroidRuntime(1503): FATAL EXCEPTION: [cxt] processing com.google.android.gms.security.snet.SnetChimeraReceiver for action android.intent.action.BOOT_COMPLETED

04-22 09:11:28.589 E/AndroidRuntime(1503): Process: com.google.android.gms, PID: 1503

04-22 09:11:28.589 E/AndroidRuntime(1503): DeadSystemException: The system died; earlier logs will point to the root cause

04-22 09:11:28.657 E/AndroidRuntime(1313): FATAL EXCEPTION: main

04-22 09:11:28.657 E/AndroidRuntime(1313): Process: com.google.android.googlequicksearchbox:search, PID: 1313

04-22 09:11:28.657 E/AndroidRuntime(1313): DeadSystemException: The system died; earlier logs will point to the root cause

04-22 09:11:28.848 E/AndroidRuntime(2918): FATAL EXCEPTION: [cxt] processing com.google.android.gms.magictether.ui.settings.SettingsIntentOperation for action com.google.android.gms.magictether.operation.REFRESH_VISIBILITY

04-22 09:11:28.848 E/AndroidRuntime(2918): Process: com.google.android.gms.ui, PID: 2918

04-22 09:11:28.848 E/AndroidRuntime(2918): DeadSystemException: The system died; earlier logs will point to the root cause

04-22 09:11:29.407 E/AndroidRuntime(2947): FATAL EXCEPTION: Thread-7

04-22 09:11:29.407 E/AndroidRuntime(2947): Process: com.cgollner.systemmonitor.lite:batteryService, PID: 2947

04-22 09:11:29.407 E/AndroidRuntime(2947): DeadSystemException: The system died; earlier logs will point to the root cause

edit: thanks for the hint with the "hide" tags.