[Android Builders Collective] Yank555:
Here's the kaboom (line #32563, worth looking further above this) :

[ 06-29 09:29:58.043 2329: 2846 W/Watchdog ]

*** WATCHDOG KILLING SYSTEM PROCESS: Blocked in handler on main thread (main)

[ 06-29 09:29:58.043 2329: 2846 W/Watchdog ]

main thread stack trace:

[ 06-29 09:29:58.048 2329: 2846 W/Watchdog ]

at android.media.AudioSystem.setParameters(Native Method)

[ 06-29 09:29:58.048 2329: 2846 W/Watchdog ]

at android.media.AudioService$AudioServiceBroadcastReceiver.onReceive(AudioService.java:5264)

[ 06-29 09:29:58.048 2329: 2846 W/Watchdog ]

at android.app.LoadedApk$ReceiverDispatcher$Args.run(LoadedApk.java:866)

[ 06-29 09:29:58.048 2329: 2846 W/Watchdog ]

at android.os.Handler.handleCallback(Handler.java:739)

[ 06-29 09:29:58.048 2329: 2846 W/Watchdog ]

at android.os.Handler.dispatchMessage(Handler.java:95)

[ 06-29 09:29:58.048 2329: 2846 W/Watchdog ]

at android.os.Looper.loop(Looper.java:135)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

at com.android.server.SystemServer.run(SystemServer.java:294)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

at com.android.server.SystemServer.main(SystemServer.java:182)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

at java.lang.reflect.Method.invoke(Native Method)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

at java.lang.reflect.Method.invoke(Method.java:372)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:904)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:699)

[ 06-29 09:29:58.049 2329: 2846 W/Watchdog ]

*** GOODBYE!

After that, everything "dies" (line #32608) :

[ 06-29 09:29:58.049 2329: 2846 I/Process ]

Sending signal. PID: 2329 SIG: 9

[ 06-29 09:29:58.080 3744: 4543 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.081 3470: 4400 W/Sensors ]

sensorservice died [0xb4afe880]

[ 06-29 09:29:58.082 3470: 3803 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.083 2758: 4220 W/Sensors ]

sensorservice died [0x9c816c40]

[ 06-29 09:29:58.084 2758: 3558 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'dbinfo' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'cpuinfo' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'permission' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'processinfo' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'hardware' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'battery' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'usagestats' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'webviewupdate' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'gfxinfo' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'meminfo' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'scheduling_policy' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'package' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'telephony.registry' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'entropy' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'account' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'content' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'vibrator' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'consumer_ir' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'alarm' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'window' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'input' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'bluetooth_manager' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'input_method' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'accessibility' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'mount' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'lock_settings' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'device_policy' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'statusbar' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'clipboard' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'torch' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'network_management' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'textservices' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'network_score' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'netstats' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'netpolicy' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'wifip2p' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'connectivity' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'servicediscovery' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'updatelock' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'notification' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'devicestoragemonitor' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'location' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'country_detector' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'search' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'dropbox' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'wallpaper' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'audio' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'DockObserver' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'usb' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'serial' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'uimode' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'jobscheduler' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'backup' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'appwidget' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'voiceinteraction' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'diskstats' died

[ 06-29 09:29:58.085 181: 181 I/ServiceManager ]

service 'samplingprofiler' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'commontime_management' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'dreams' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'media_projection' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'assetatlas' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'print' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'restrictions' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'media_session' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'media_router' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'trust' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'fingerprint' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'cmhw' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'launcherapps' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'edgegestureservice' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'imms' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'telecom' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'sensorservice' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'batterystats' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'appops' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'power' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'display' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'procstats' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'activity' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'user' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'wifi' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'wifiscanner' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'rttmanager' died

[ 06-29 09:29:58.086 181: 181 I/ServiceManager ]

service 'ethernet' died

[ 06-29 09:29:58.086 183: 183 D/SurfaceFlinger ]

Set power mode=2, type=0 flinger=0xb6482000

[ 06-29 09:29:58.086 183: 183 D/qdhwcomposer ]

hwc_blank: Unblanking display: 0

[ 06-29 09:29:58.102 1895: 1895 W/AudioFlinger ]

power manager service died !!!

[ 06-29 09:29:58.102 1895: 1895 W/AudioFlinger ]

power manager service died !!!

[ 06-29 09:29:58.102 1895: 1895 W/AudioFlinger ]

power manager service died !!!

[ 06-29 09:29:58.102 1895: 1895 W/AudioFlinger ]

power manager service died !!!

[ 06-29 09:29:58.103 1895: 1895 W/AudioFlinger ]

power manager service died !!!

[ 06-29 09:29:58.103 1895: 1895 W/AudioFlinger ]

power manager service died !!!

[ 06-29 09:29:58.104 4504:10779 E/bt-btif ]

[media task tx timer] ts 1394194739, diff : 00035960, queue sz 0

[ 06-29 09:29:58.105 2975: 3506 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.112 4472: 4783 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.117 9798: 9850 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.118 3419: 4367 E/WifiManager ]

Channel connection lost

[ 06-29 09:29:58.118 6697: 6713 W/Sensors ]

sensorservice died [0xb4b0f540]

[ 06-29 09:29:58.120 6518: 8610 W/Sensors ]

sensorservice died [0xb4af2b40]

[ 06-29 09:29:58.136 1896: 1896 E/installd ]

eof

[ 06-29 09:29:58.136 1896: 1896 E/installd ]

failed to read size

[ 06-29 09:29:58.136 1896: 1896 I/installd ]

closing connection

[ 06-29 09:29:58.200 180: 180 I/lowmemorykiller ]

ActivityManager disconnected

[ 06-29 09:29:58.200 180: 180 I/lowmemorykiller ]

Closing Activity Manager data connection

[ 06-29 09:29:58.301 183: 183 D/qdhwcomposer ]

hwc_blank: Done unblanking display: 0

[ 06-29 09:29:58.339 12135:12143 D/libEGL ]

loaded /vendor/lib/egl/libEGL_adreno.so

[ 06-29 09:29:58.346 12135:12143 D/libEGL ]

loaded /vendor/lib/egl/libGLESv1_CM_adreno.so

[ 06-29 09:29:58.374 12135:12143 D/libEGL ]

loaded /vendor/lib/egl/libGLESv2_adreno.so

[ 06-29 09:29:58.386 12135:12143 I/Adreno-EGL ]

<qeglDrvAPI_eglInitialize:379>: QUALCOMM Build: 01/14/15, ab0075f, Id3510ff6dc

[ 06-29 09:29:58.412 12135:12143 E/BootAnimation ]

couldn't find audio_conf.txt

[ 06-29 09:29:58.538 12135:12143 W/BootAnimation ]

Audio service is not initiated.

[ 06-29 09:29:58.755 6462: 6462 D/AndroidRuntime ]

Shutting down VM

[ 06-29 09:29:58.911 1902: 1902 E/Zygote ]

Exit zygote because system server (2329) has terminated

[ 06-29 09:29:58.984 181: 181 I/ServiceManager ]

service 'media.audio_flinger' died

[ 06-29 09:29:58.984 181: 181 I/ServiceManager ]

service 'media.player' died

[ 06-29 09:29:58.984 181: 181 I/ServiceManager ]

service 'media.camera' died

[ 06-29 09:29:58.984 181: 181 I/ServiceManager ]

service 'media.audio_policy' died

[ 06-29 09:29:58.984 181: 181 I/ServiceManager ]

service 'media.sound_trigger_hw' died

[ 06-29 09:29:58.992 12153:12153 I/Netd ]

Netd 1.0 starting

[ 06-29 09:29:59.000 181: 181 I/ServiceManager ]

service 'nfc' died

[ 06-29 09:29:59.006 181: 181 I/ServiceManager ]

service 'isub' died

[ 06-29 09:29:59.006 181: 181 I/ServiceManager ]

service 'simphonebook' died

[ 06-29 09:29:59.006 181: 181 I/ServiceManager ]

service 'iphonesubinfo' died

[ 06-29 09:29:59.006 181: 181 I/ServiceManager ]

service 'isms' died

[ 06-29 09:29:59.006 181: 181 I/ServiceManager ]

service 'phone' died

[ 06-29 09:29:59.006 181: 181 I/ServiceManager ]

service 'sip' died

And then we start everything up again (line #33104) :

[ 06-29 09:29:59.194 12152:12152 D/AndroidRuntime ]

>>>>>> START com.android.internal.os.ZygoteInit uid 0 <<<<<<

[ 06-29 09:29:59.197 12152:12152 D/AndroidRuntime ]

CheckJNI is OFF

[ 06-29 09:29:59.197 12152:12152 I/art ]

option[0]=-Xzygote

[ 06-29 09:29:59.197 12152:12152 I/art ]

option[1]=-Xstacktracefile:/data/anr/traces.txt

[ 06-29 09:29:59.197 12152:12152 I/art ]

option[2]=exit

[ 06-29 09:29:59.197 12152:12152 I/art ]

option[3]=vfprintf

[ 06-29 09:29:59.197 12152:12152 I/art ]

option[4]=sensitiveThread

[ 06-29 09:29:59.197 12152:12152 I/art ]

option[5]=-verbose:gc

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[6]=-Xms8m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[7]=-Xmx512m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[8]=-XX:mainThreadStackSize=24K

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[9]=-XX:HeapGrowthLimit=192m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[10]=-XX:HeapMinFree=512k

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[11]=-XX:HeapMaxFree=8m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[12]=-XX:HeapTargetUtilization=0.75

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[13]=-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[14]=-Xlockprofthreshold:500

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[15]=-Ximage-compiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[16]=--runtime-arg

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[17]=-Ximage-compiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[18]=-Xms64m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[19]=-Ximage-compiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[20]=--runtime-arg

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[21]=-Ximage-compiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[22]=-Xmx64m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[23]=-Ximage-compiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[24]=--image-classes=/system/etc/preloaded-classes

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[25]=-Xcompiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[26]=--runtime-arg

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[27]=-Xcompiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[28]=-Xms64m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[29]=-Xcompiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[30]=--runtime-arg

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[31]=-Xcompiler-option

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[32]=-Xmx512m

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[33]=-Duser.language=en

[ 06-29 09:29:59.198 12152:12152 I/art ]

option[34]=-Duser.region=US

[ 06-29 09:29:59.263 12162:12162 I/mediaserver ]

ServiceManager: 0xb58700c0

[ 06-29 09:29:59.263 12162:12162 I/AudioFlinger ]

Using default 3000 mSec as standby time.

[ 06-29 09:29:59.264 12162:12162 I/ServiceManager ]

Waiting for service batterystats...

[ 06-29 09:29:59.552 12152:12152 I/SamplingProfilerIntegration ]

Profiling disabled.

[ 06-29 09:29:59.552 12152:12152 D/Zygote ]

begin preload

[ 06-29 09:29:59.552 12152:12152 I/Zygote ]

Preloading classes...

[ 06-29 09:29:59.556 12152:12152 I/art ]

Explicit concurrent mark sweep GC freed 804(36KB) AllocSpace objects, 0(0B) LOS objects, 95% free, 48KB/1072KB, paused 119us total 3.267ms

[ 06-29 09:29:59.558 12152:12152 I/art ]

Counter: 1

Still at work, will check this against those commits when I'm back home.

JP.

Edit : To be complete, these were the commits :

https://review.slimroms.eu/#/c/5106/

https://review.slimroms.eu/#/c/5105/

https://review.slimroms.eu/#/c/5104/

https://review.slimroms.eu/#/c/5103/

Edit 2 :

Here's where the crash happened : https://github.com/SlimRoms/frameworks_av/blob/lp5.1/media/libmedia/AudioSystem.cpp#L191