When I run the Wowza owned Shader Example with camera2 API (and support phone) i randomly time get this error:
01-07 12:26:09.905 12532-12691/com.wowza.gocoder.sdk.shaders.example A/libc: Fatal signal 11 (SIGSEGV), code 1, fault addr 0x0 in tid 12691 (a), pid 12532 (shaders.example) 01-07 12:26:09.961 12932-12932/? W/crash_dump32: type=1400 audit(0.0:8779): avc: denied { search } for name=“com.wowza.gocoder.sdk.shaders.example” dev=“sda35” ino=2278736 scontext=u:r:crash_dump:s0:c512,c768 tcontext=u:object_r:app_data_file:s0:c512,c768 tclass=dir permissive=0 01-07 12:26:09.990 12932-12932/? I/crash_dump32: obtaining output fd from tombstoned, type: kDebuggerdTombstone 01-07 12:26:09.991 749-749/? I//system/bin/tombstoned: received crash request for pid 12532 01-07 12:26:09.993 12932-12932/? I/crash_dump32: performing dump of process 12532 (target tid = 12691) 01-07 12:26:09.993 12932-12932/? A/DEBUG: *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** 01-07 12:26:09.993 12932-12932/? A/DEBUG: Build fingerprint: ‘google/marlin/marlin:8.1.0/OPM1.171019.012/4470837:user/release-keys’ 01-07 12:26:09.994 12932-12932/? A/DEBUG: Revision: ‘0’ 01-07 12:26:09.994 12932-12932/? A/DEBUG: ABI: ‘arm’ 01-07 12:26:09.994 12932-12932/? A/DEBUG: pid: 12532, tid: 12691, name: a >>> com.wowza.gocoder.sdk.shaders.example <<< 01-07 12:26:09.994 12932-12932/? A/DEBUG: signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x0 01-07 12:26:09.994 12932-12932/? A/DEBUG: Cause: null pointer dereference 01-07 12:26:09.994 12932-12932/? A/DEBUG: r0 cec853e0 r1 cfa7c040 r2 00000001 r3 00000000 01-07 12:26:09.994 12932-12932/? A/DEBUG: r4 cec853e0 r5 00000000 r6 00000001 r7 cfa7c040 01-07 12:26:09.994 12932-12932/? A/DEBUG: r8 d0f106a0 r9 00000001 sl cfa7c040 fp 00000006 01-07 12:26:09.994 12932-12932/? A/DEBUG: ip cde44518 sp ce2feaa8 lr dcb56241 pc dcb5609c cpsr 80070030 01-07 12:26:10.365 12932-12932/? A/DEBUG: backtrace: 01-07 12:26:10.366 12932-12932/? A/DEBUG: #00 pc 0011c09c /vendor/lib/egl/libGLESv2_adreno.so (EsxResource::UpdateGfxMemReference(EsxCmdMgr*, unsigned int, EsxAccessType)+27) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #01 pc 0011c23d /vendor/lib/egl/libGLESv2_adreno.so (EsxResource::UpdatePackedGfxMemReference(EsxCmdMgr*, EsxSubResourceRange const*, EsxAccessType)+316) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #02 pc 000cfb89 /vendor/lib/egl/libGLESv2_adreno.so (EsxContext::UpdateTexSamplerTimestamp(EsxShaderStage)+200) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #03 pc 0021ba43 /vendor/lib/egl/libGLESv2_adreno.so (A5xContext::WriteTexMemObjsRegs(unsigned int*, int, int)+226) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #04 pc 0020bf11 /vendor/lib/egl/libGLESv2_adreno.so (A5xContext::WriteDepthStencilTexStateGroup(EsxCmdBufType)+144) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #05 pc 00216173 /vendor/lib/egl/libGLESv2_adreno.so (A5xContext::WriteCurrentStates(EsxCmdBufType)+274) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #06 pc 00216389 /vendor/lib/egl/libGLESv2_adreno.so (A5xContext::HwGeneratePreamble()+8) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #07 pc 000bd7d1 /vendor/lib/egl/libGLESv2_adreno.so (EsxContext::GeneratePreamble(EsxDrawDescriptor const*)+80) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #08 pc 000bfef5 /vendor/lib/egl/libGLESv2_adreno.so (EsxContext::PostDraw(EsxDrawDescriptor const*)+1044) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #09 pc 000c1a65 /vendor/lib/egl/libGLESv2_adreno.so (EsxContext::DrawElementsInstanced(EsxPrimType, unsigned int, EsxPixType, void const*, unsigned int, int)+452) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #10 pc 000a875f /vendor/lib/egl/libGLESv2_adreno.so (EsxContext::GlDrawElements(unsigned int, int, unsigned int, void const*)+62) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #11 pc 0009d1ed /vendor/lib/egl/libGLESv2_adreno.so (glDrawElements+44) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #12 pc 000832f5 /system/lib/libandroid_runtime.so (android_glDrawElements__IIILjava_nio_Buffer_2(_JNIEnv*, _jobject*, int, int, int, _jobject*)+116) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #13 pc 009e02cd /system/framework/arm/boot-framework.oat (offset 0x5cf000) (android.graphics.Color.nativeRGBToHSV [DEDUPED]+140) 01-07 12:26:10.366 12932-12932/? A/DEBUG: #14 pc 00030a47 /dev/ashmem/dalvik-jit-code-cache (deleted) 01-07 12:26:10.558 737-845/? I/ThermalEngine: vs_get_temperature: read[0] tsens_tz_sensor15 56000 mC, weight[0] 1 01-07 12:26:10.558 737-845/? I/ThermalEngine: vs_get_temperature: read[1] tsens_tz_sensor0 58000 mC, weight[1] -1 01-07 12:26:10.598 677-12597/? E/mm-camera: 2511: mct_stream_get_metadata_buffer: Failed to get_buf - errno: Invalid argument!!! 01-07 12:26:10.599 677-12597/? E/mm-camera: 799: mct_controller_proc_bus_msg_internal: Failed to issue SOF cmd to all modules. 01-07 12:26:10.632 677-12597/? E/mm-camera: 2511: mct_stream_get_metadata_buffer: Failed to get_buf - errno: Invalid argument!!! 01-07 12:26:10.634 677-12597/? E/mm-camera: 799: mct_controller_proc_bus_msg_internal: Failed to issue SOF cmd to all modules.