[SuperSU] MG386:
I'm not sure if i did this right, but here is a log of trying to rw /system/build.prop using root explorer with SeLinux set to enforcing i believe...

:com.quoord.tapatalkpro.activity.forum.ThreadActivity@53ebc55
10-09 07:18:30.241 1925 1964 W FlurryAgent: Flurry session resumed for context:com.quoord.tapatalkpro.activity.forum.ThreadActivity@53ebc55
10-09 07:18:30.258 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:18:30.266 1579 1579 D PhoneStatusBar: disable: < expand icons* alerts system_info* back HOME RECENT clock SEARCH quick_settings >
10-09 07:18:30.271 307 1271 D audio_hw_primary: select_devices: out_snd_device(2: speaker) in_snd_device(0: none)
10-09 07:18:30.271 307 1271 D msm8974_platform: platform_send_audio_calibration: sending audio calibration for snd_device(2) acdb_id(15)
10-09 07:18:30.271 307 1271 D audio_hw_primary: enable_snd_device: snd_device(2: speaker)
10-09 07:18:30.281 307 1271 D audio_hw_primary: enable_audio_route: apply and update mixer path: low-latency-playback speaker
10-09 07:18:30.331 930 2833 W InputMethodManagerService: Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@7858d79 attribute=android.view.inputmethod.EditorInfo@98e4abe, token = android.os.BinderProxy@633ba7b
10-09 07:18:30.332 2146 2146 I Keyboard.Facilitator: onFinishInput()
10-09 07:18:30.333 1579 1579 D PhoneStatusBar: disable: < expand icons alerts system_info back home* recent* clock search* quick_settings >
10-09 07:18:30.334 2213 2338 E BrcmNfcJni: nfaConnectionCallback: unknown event ????
10-09 07:18:30.334 2213 2338 D BrcmNfcJni: RoutingManager::nfaEeCallback: NFA_EE_SET_TECH_CFG_EVT; status=0x0
10-09 07:18:30.334 2213 2338 D BrcmNfcJni: RoutingManager::nfaEeCallback: NFA_EE_SET_PROTO_CFG_EVT; status=0x0
10-09 07:18:30.334 2213 3981 D BrcmNfcJni: RoutingManager::commitRouting
10-09 07:18:30.336 2213 2338 D BrcmNfcJni: RoutingManager::nfaEeCallback: NFA_EE_UPDATED_EVT
10-09 07:18:30.338 2660 2660 V UserPresentBroadcastReceiver: Received Intent { act=android.intent.action.USER_PRESENT flg=0x24000010 cmp=com.google.android.gms/.auth.trustagent.UserPresentBroadcastReceiver }.
10-09 07:18:30.395 930 939 I art : Background partial concurrent mark sweep GC freed 46918(2MB) AllocSpace objects, 1(20KB) LOS objects, 27% free, 42MB/58MB, paused 1.626ms total 135.730ms
10-09 07:18:30.722 1925 3829 W FlurryAgent: Analytics report sent.
10-09 07:18:31.753 930 17514 I AccountManagerService: getTypesVisibleToCaller: isPermitted? true
10-09 07:18:31.815 2075 3832 E AppUsageEventWatcher: unexpected event type: 7
10-09 07:18:33.757 307 1272 D audio_hw_primary: disable_audio_route: reset and update mixer path: low-latency-playback speaker
10-09 07:18:33.761 307 1272 D audio_hw_primary: disable_snd_device: snd_device(2: speaker)
10-09 07:18:33.930 930 13580 D NetlinkSocketObserver: NeighborEvent{elapsedMs=72721337, 192.168.1.1, [94103E80BE4B], RTM_NEWNEIGH, NUD_REACHABLE}
10-09 07:18:41.934 2660 4344 W ctxmgr : [PowerConnectionState]Got same value as before for power connection (Plug state: 2 BatteryLevel: 1.0)
10-09 07:18:42.930 930 13580 D NetlinkSocketObserver: NeighborEvent{elapsedMs=72730337, 192.168.1.1, [94103E80BE4B], RTM_NEWNEIGH, NUD_STALE}
10-09 07:19:18.721 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:18.726 930 1500 I ActivityManager: START u0 {act=android.intent.action.MAIN cat=[android.intent.category.HOME] flg=0x10200000 cmp=com.google.android.googlequicksearchbox/com.google.android.launcher.GEL (has extras)} from uid 1000 on display 0
10-09 07:19:18.736 307 1271 D audio_hw_primary: select_devices: out_snd_device(2: speaker) in_snd_device(0: none)
10-09 07:19:18.736 307 1271 D msm8974_platform: platform_send_audio_calibration: sending audio calibration for snd_device(2) acdb_id(15)
10-09 07:19:18.736 307 1271 D audio_hw_primary: enable_snd_device: snd_device(2: speaker)
10-09 07:19:18.740 307 1271 D audio_hw_primary: enable_audio_route: apply and update mixer path: low-latency-playback speaker
10-09 07:19:18.778 2249 2249 I GEL : handleIntent(Intent { act=android.intent.action.MAIN cat=[android.intent.category.HOME] flg=0x10600000 cmp=com.google.android.googlequicksearchbox/com.google.android.launcher.GEL (has extras) })
10-09 07:19:18.851 2146 2146 I Keyboard.Facilitator: onFinishInput()
10-09 07:19:18.853 930 939 I art : Background partial concurrent mark sweep GC freed 15653(774KB) AllocSpace objects, 0(0B) LOS objects, 27% free, 42MB/58MB, paused 1.098ms total 116.594ms
10-09 07:19:18.942 4264 3862 I MicroRecognitionRnrImpl: Starting detection.
10-09 07:19:18.943 4264 3863 I MicrophoneInputStream: mic_starting com.google.android.apps.gsa.speech.audio.x@4cbfee1
10-09 07:19:18.945 307 3865 I AudioFlinger: AudioFlinger's thread 0xb1e40000 ready to run
10-09 07:19:18.949 307 1294 I SoundTriggerHwService::Module: void android::SoundTriggerHwService::Module::onCallbackEvent(const android::sp<android::SoundTriggerHwService::CallbackEvent>&) mClient == 0
10-09 07:19:18.950 4264 3863 I MicrophoneInputStream: mic_started com.google.android.apps.gsa.speech.audio.x@4cbfee1
10-09 07:19:18.960 307 3865 D audio_hw_primary: select_devices: out_snd_device(0: none) in_snd_device(61: voice-rec-mic)
10-09 07:19:18.960 307 3865 D msm8974_platform: platform_send_audio_calibration: sending audio calibration for snd_device(61) acdb_id(62)
10-09 07:19:18.960 307 3865 D audio_hw_primary: enable_snd_device: snd_device(61: voice-rec-mic)
10-09 07:19:18.969 307 3865 D audio_hw_primary: enable_audio_route: apply and update mixer path: audio-record
10-09 07:19:18.989 2176 3961 I Icing : Usage reports 1 indexed 0 rejected 0 imm upload true
10-09 07:19:19.044 4264 4264 I HotwordWorkerImpl: onReady
10-09 07:19:19.130 1925 1964 W FlurryAgent: Flurry session paused for context:com.quoord.tapatalkpro.activity.forum.ThreadActivity@53ebc55
10-09 07:19:19.400 2249 2426 W OpenGLRenderer: Incorrectly called buildLayer on View: ShortcutAndWidgetContainer, destroying layer...
10-09 07:19:19.400 2249 2426 W OpenGLRenderer: Incorrectly called buildLayer on View: ShortcutAndWidgetContainer, destroying layer...
10-09 07:19:20.289 930 13580 D NetlinkSocketObserver: NeighborEvent{elapsedMs=72767696, 192.168.1.1, [94103E80BE4B], RTM_NEWNEIGH, NUD_REACHABLE}
10-09 07:19:20.404 930 4079 I ActivityManager: START u0 {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.speedsoftware.rootexplorer/.RootExplorer bnds=[297,1674][579,2012] (has extras)} from uid 10035 on display 0
10-09 07:19:20.418 4264 5106 I MicrophoneInputStream: mic_close com.google.android.apps.gsa.speech.audio.x@4cbfee1
10-09 07:19:20.418 4264 3863 E AudioRecord-JNI: Error -4 during AudioRecord native read
10-09 07:19:20.418 4264 4264 I HotwordDetector: Closing mic
10-09 07:19:20.429 4264 4277 W SearchService: Abort, client detached.
10-09 07:19:20.429 4264 4277 W SearchService: Abort, client detached.
10-09 07:19:20.431 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:20.472 307 3865 D audio_hw_primary: disable_audio_route: reset and update mixer path: audio-record
10-09 07:19:20.473 307 3865 D audio_hw_primary: disable_snd_device: snd_device(61: voice-rec-mic)
10-09 07:19:20.484 307 1294 I SoundTriggerHwService::Module: void android::SoundTriggerHwService::Module::onCallbackEvent(const android::sp<android::SoundTriggerHwService::CallbackEvent>&) mClient == 0
10-09 07:19:20.494 4264 5115 I MicroRecognitionRnrImpl: Stopping hotword detection.
10-09 07:19:20.495 4264 3862 I MicroRecognitionRnrImpl: Detection finished
10-09 07:19:20.507 2146 2146 I Keyboard.Facilitator: onFinishInput()
10-09 07:19:20.548 307 1272 D AudioFlinger: mixer(0xb3dc0000) throttle end: throttle time(13)
10-09 07:19:21.918 2660 4344 W ctxmgr : [PowerConnectionState]Got same value as before for power connection (Plug state: 2 BatteryLevel: 1.0)
10-09 07:19:23.685 307 1272 D audio_hw_primary: disable_audio_route: reset and update mixer path: low-latency-playback speaker
10-09 07:19:23.686 307 1272 D audio_hw_primary: disable_snd_device: snd_device(2: speaker)
10-09 07:19:23.690 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:23.704 307 1271 D audio_hw_primary: select_devices: out_snd_device(2: speaker) in_snd_device(0: none)
10-09 07:19:23.704 307 1271 D msm8974_platform: platform_send_audio_calibration: sending audio calibration for snd_device(2) acdb_id(15)
10-09 07:19:23.704 307 1271 D audio_hw_primary: enable_snd_device: snd_device(2: speaker)
10-09 07:19:23.706 307 1271 D audio_hw_primary: enable_audio_route: apply and update mixer path: low-latency-playback speaker
10-09 07:19:23.712 3873 3873 W Thread-2341: type=1400 audit(0.0:1188): avc: denied { getattr } for path="/data/tombstones" dev="mmcblk0p42" ino=269281 scontext=u:r:untrusted_app:s0:c512,c768 tcontext=u:object_r:tombstone_data_file:s0 tclass=dir permissive=0
10-09 07:19:23.731 307 1272 D AudioFlinger: mixer(0xb3dc0000) throttle end: throttle time(12)
10-09 07:19:26.992 307 1272 D audio_hw_primary: disable_audio_route: reset and update mixer path: low-latency-playback speaker
10-09 07:19:26.993 307 1272 D audio_hw_primary: disable_snd_device: snd_device(2: speaker)
10-09 07:19:27.570 930 13580 D NetlinkSocketObserver: NeighborEvent{elapsedMs=72774977, 192.168.1.1, [94103E80BE4B], RTM_NEWNEIGH, NUD_STALE}
10-09 07:19:28.857 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:28.871 307 1271 D audio_hw_primary: select_devices: out_snd_device(2: speaker) in_snd_device(0: none)
10-09 07:19:28.871 307 1271 D msm8974_platform: platform_send_audio_calibration: sending audio calibration for snd_device(2) acdb_id(15)
10-09 07:19:28.872 307 1271 D audio_hw_primary: enable_snd_device: snd_device(2: speaker)
10-09 07:19:28.874 307 1271 D audio_hw_primary: enable_audio_route: apply and update mixer path: low-latency-playback speaker
10-09 07:19:29.140 1925 1964 W FlurryAgent: Flurry session ended
10-09 07:19:29.613 1925 3883 W FlurryAgent: Analytics report sent.
10-09 07:19:30.336 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:30.384 307 1272 D AudioFlinger: mixer(0xb3dc0000) throttle end: throttle time(4)
10-09 07:19:31.836 930 940 I AccountManagerService: getTypesVisibleToCaller: isPermitted? true
10-09 07:19:31.884 2660 2660 I GCoreUlr: Starting service, intent=Intent { act=com.google.android.location.reporting.ACTION_UPDATE_ACTIVE_STATE cmp=com.google.android.gms/com.google.android.location.reporting.service.DispatchingService (has extras) }, extras=Bundle[{source=PowerModeReceiver}]
10-09 07:19:31.928 2660 2855 I GCoreUlr: DispatchingService.updateActiveState+PowerModeReceiver: Ensuring that reporting is active for [account#-13#]
10-09 07:19:31.942 2660 2855 I GCoreUlr: GMS FLP location and AR updates requested: {"description":"stationary","newRequest":true,"samplePeriodMs":2160000,"sampleReason":"stationary","sampleSource":"internal","timestampMs":1444400371920}
10-09 07:19:32.215 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:32.260 307 1272 D AudioFlinger: mixer(0xb3dc0000) throttle end: throttle time(4)
10-09 07:19:34.180 930 13580 D NetlinkSocketObserver: NeighborEvent{elapsedMs=72781587, 192.168.1.1, [94103E80BE4B], RTM_NEWNEIGH, NUD_REACHABLE}
10-09 07:19:35.421 307 1272 D audio_hw_primary: disable_audio_route: reset and update mixer path: low-latency-playback speaker
10-09 07:19:35.422 307 1272 D audio_hw_primary: disable_snd_device: snd_device(2: speaker)
10-09 07:19:38.171 307 1272 D audio_hw_primary: out_set_parameters: enter: usecase(1: low-latency-playback) kvpairs: routing=2
10-09 07:19:38.175 930 1888 I ActivityManager: START u0 {dat=file:///system/build.prop cmp=com.speedsoftware.rootexplorer/.DisplayText (has extras)} from uid 10140 on display 0
10-09 07:19:38.188 307 1271 D audio_hw_primary: select_devices: out_snd_device(2: speaker) in_snd_device(0: none)
10-09 07:19:38.188 307 1271 D msm8974_platform: platform_send_audio_calibration: sending audio calibration for snd_device(2) acdb_id(15)
10-09 07:19:38.188 307 1271 D audio_hw_primary: enable_snd_device: snd_device(2: speaker)
10-09 07:19:38.190 307 1271 D audio_hw_primary: enable_audio_route: apply and update mixer path: low-latency-playback speaker
10-09 07:19:38.292 3341 3341 W re.rootexplorer: type=1400 audit(0.0:1189): avc: denied { open } for path="/data/data/com.speedsoftware.rootexplorer/files/temp" dev="mmcblk0p42" ino=753990 scontext=u:r:untrusted_app:s0:c512,c768 tcontext=u:object_r:app_data_file:s0 tclass=file permissive=0
10-09 07:19:38.444 930 983 I ActivityManager: Displayed com.speedsoftware.rootexplorer/.DisplayText: +222ms
10-09 07:19:41.478 307 1272 D audio_hw_primary: disable_audio_route: reset and update mixer path: low-latency-playback speaker
10-09 07:19:41.480 307 1272 D audio_hw_primary: disable_snd_device: snd_device(2: speaker)
10-09 07:19:41.810 930 13580 D NetlinkSocketObserver: NeighborEvent{elapsedMs=72789217, 192.168.1.1, [94103E80BE4B], RTM_NEWNEIGH, NUD_STALE}
10-09 07:19:41.918 2660 4344 W ctxmgr : [PowerConnectionState]Got same value as before for power connection (Plug state: 2 BatteryLevel: 1.0)
10-09 07:19:51.254 2233 3784 V ImsSenderRxr: Read packet: 15 bytes
10-09 07:19:51.254 2233 3784 D ImsSenderRxr: Tag -1 3 204 0
10-09 07:19:51.255 2233 3784 D ImsSenderRxr: responseImsRegistration
10-09 07:19:51.255 2233 3784 D ImsSenderRxr: Ims registrationorg.codeaurora.ims.ImsQmiIF$Registration@d49330d
10-09 07:19:51.256 2233 3784 D ImsSenderRxr: [UNSL]< UNSOL_RESPONSE_IMS_NETWORK_STATE_CHANGED
10-09 07:19:51.256 2233 2233 D ImsServiceSub: Message received: what = 2
10-09 07:19:51.257 2233 2233 D ImsServiceSub: handleImsStateChanged
10-09 07:19:51.265 2233 3784 V ImsSenderRxr: Read packet: 93 bytes
10-09 07:19:51.265 307 1533 I str_params: key: 'all_call_states' value: ''
10-09 07:19:51.265 2233 3784 D ImsSenderRxr: Tag -1 3 210 0
10-09 07:19:51.266 2233 3784 D ImsSenderRxr: isValid = true type = 10 status = 0 userdata = null
10-09 07:19:51.266 2233 3784 D ImsSenderRxr: networkMode = 14 status = 2 restrictCause = 0 registered = 1
10-09 07:19:51.267 2233 3784 D ImsSenderRxr: isValid = true type = 0 status = 0 userdata = null
10-09 07:19:51.267 307 6787 I str_params: key: 'all_call_states' value: ''
10-09 07:19:51.267 2233 3784 D ImsSenderRxr: networkMode = 14 status = 0 restrictCause = 0 registered = 2
10-09 07:19:51.267 2233 3784 D ImsSenderRxr: isValid = true type = 3 status = 0 userdata = null
10-09 07:19:51.268 2233 3784 D ImsSenderRxr: networkMode = 14 status = 0 restrictCause = 0 registered = 2
10-09 07:19:51.268 2233 3784 D ImsSenderRxr: isValid = true type = 1 status = 0 userdata = null
10-09 07:19:51.268 2233 3784 D ImsSenderRxr: networkMode = 14 status = 0 restrictCause = 0 registered = 2
10-09 07:19:51.268 2233 3784 D ImsSenderRxr: isValid = true type = 2 status = 0 userdata = null
10-09 07:19:51.269 2233 3784 D ImsSenderRxr: networkMode = 14 status = 0 restrictCause = 0 registered = 2
10-09 07:19:51.269 2233 3784 D ImsSenderRxr: [UNSL]< UNSOL_SRV_STATUS_UPDATE [org.codeaurora.ims.ServiceStatus@ec6e2c2, org.codeaurora.ims.ServiceStatus@7d1d8d3, org.codeaurora.ims.ServiceStatus@a9bcc10, org.codeaurora.ims.ServiceStatus@e2f309, org.codeaurora.ims.ServiceStatus@8a4690e]
10-09 07:19:51.270 2233 2233 D ImsServiceSub: Message received: what = 4
10-09 07:19:51.271 2233 2233 D ImsServiceSub: Received event: EVENT_SRV_STATUS_UPDATE
10-09 07:19:51.271 2233 2233 D ImsServiceSub: type = 10 status = 0 isValid = true
10-09 07:19:51.271 2233 2233 D ImsServiceSub: type = 0 status = 0 isValid = true
10-09 07:19:51.271 2233 2233 D ImsServiceSub: Call Type 0has num updates = 1
10-09 07:19:51.272 2233 2233 D ImsServiceSub: StatusForAccessTech networkMode = 14 registered = 2 status = 0 restrictCause = 0
10-09 07:19:51.272 2233 2233 D ImsServiceSub: disabledFeature = 0, voipDisabledAllRats = false ,vtDisabledAllRats = false
10-09 07:19:51.273 2233 2233 D ImsServiceSub: type = 3 status = 0 isValid = true
10-09 07:19:51.273 2233 2233 D ImsServiceSub: Call Type 3has num updates = 1
10-09 07:19:51.273 2233 2233 D ImsServiceSub: StatusForAccessTech networkMode = 14 registered = 2 status = 0 restrictCause = 0
10-09 07:19:51.273 2233 2233 D ImsServiceSub: disabledFeature = 1, voipDisabledAllRats = false ,vtDisabledAllRats = false
10-09 07:19:51.274 2233 2233 D ImsServiceSub: type = 1 status = 0 isValid = true
10-09 07:19:51.274 2233 2233 D ImsServiceSub: Call Type 1has num updates = 1
10-09 07:19:51.274 2233 2233 D ImsServiceSub: StatusForAccessTech networkMode = 14 registered = 2 status = 0 restrictCause = 0
10-09 07:19:51.275 2233 2233 D ImsServiceSub: disabledFeature = 1, voipDisabledAllRats = false ,vtDisabledAllRats = false
10-09 07:19:51.275 2233 2233 D ImsServiceSub: type = 2 status = 0 isValid = true
10-09 07:19:51.275 2233 2233 D ImsServiceSub: Call Type 2has num updates = 1
10-09 07:19:51.276 2233 2233 D ImsServiceSub: StatusForAccessTech networkMode = 14 registered = 2 status = 0 restrictCause = 0
10-09 07:19:51.276 2233 2233 D ImsServiceSub: disabledFeature = 1, voipDisabledAllRats = false ,vtDisabledAllRats = false
10-09 07:19:51.276 2233 2233 V ImsServiceSub: Feature enabled -1
10-09 07:19:51.276 2233 2233 V ImsServiceSub: Feature enabled -1
10-09 07:19:51.277 2233 2233 V ImsServiceSub: Feature enabled -1
10-09 07:19:51.277 2233 2233 V ImsServiceSub: Feature enabled -1
10-09 07:19:51.277 2233 2233 V ImsServiceSub: Feature disabled 0
10-09 07:19:51.280 2233 2233 V ImsServiceSub: Feature disabled 1
10-09 07:19:51.280 2233 2233 V ImsServiceSub: Feature disabled -1
10-09 07:19:51.280 2233 2233 V ImsServiceSub: Feature disabled -1
10-09 07:19:51.281 2233 2233 D ImsServiceClassTracker: updateVtCapability false