[HTC Desire S] Raymond Huang:
I encountered force stop while using browser. Then i'd tried other apps which also met same problem. Following is my logcat:

04-25 23:11:01.317 I/DEBUG ( 1605): *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
04-25 23:11:01.317 I/DEBUG ( 1605): Build fingerprint: 'htc_wwe/htc_saga/saga:5.1.1/LMY47V/20150422043056:userdebug/test-keys'
04-25 23:11:01.317 I/DEBUG ( 1605): Revision: '128'
04-25 23:11:01.317 I/DEBUG ( 1605): ABI: 'arm'
04-25 23:11:01.318 I/DEBUG ( 1605): pid: 15240, tid: 15284, name: RenderThread >>> com.browser.nowbasic <<<
04-25 23:11:01.318 I/DEBUG ( 1605): signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------
04-25 23:11:01.358 I/DEBUG ( 1605): Abort message: 'Encountered EGL error 12291 EGL_BAD_ALLOC during rendering'
04-25 23:11:01.373 I/DEBUG ( 1605): r0 00000000 r1 00003bb4 r2 00000006 r3 00000000
04-25 23:11:01.374 I/DEBUG ( 1605): r4 53800dd8 r5 00000006 r6 0000000b r7 0000010c
04-25 23:11:01.375 I/DEBUG ( 1605): r8 53800d18 r9 53800d10 sl 001ef270 fp 53800c34
04-25 23:11:01.376 I/DEBUG ( 1605): ip 00003bb4 sp 538007a0 lr 401465c9 pc 4016c428 cpsr 60030010
04-25 23:11:01.378 I/DEBUG ( 1605):
04-25 23:11:01.378 I/DEBUG ( 1605): backtrace:
04-25 23:11:01.379 I/DEBUG ( 1605): #00 pc 0003a428 /system/lib/libc.so (tgkill+12)
04-25 23:11:01.380 I/DEBUG ( 1605): #01 pc 000145c5 /system/lib/libc.so (pthread_kill+52)
04-25 23:11:01.381 I/DEBUG ( 1605): #02 pc 0001530b /system/lib/libc.so (raise+10)
04-25 23:11:01.382 I/DEBUG ( 1605): #03 pc 00011975 /system/lib/libc.so (__libc_android_abort+36)
04-25 23:11:01.383 I/DEBUG ( 1605): #04 pc 0000f5cc /system/lib/libc.so (abort+4)
04-25 23:11:01.387 I/DEBUG ( 1605): #05 pc 000078f5 /system/lib/libcutils.so (__android_log_assert+88)
04-25 23:11:01.388 I/DEBUG ( 1605): #06 pc 00053318 /system/lib/libhwui.so
04-25 23:11:01.389 I/DEBUG ( 1605): #07 pc 00050ee0 /system/lib/libhwui.so
04-25 23:11:01.390 I/DEBUG ( 1605): #08 pc 000511c8 /system/lib/libhwui.so
04-25 23:11:01.391 I/DEBUG ( 1605): #09 pc 00052604 /system/lib/libhwui.so
04-25 23:11:01.392 I/DEBUG ( 1605): #10 pc 000555c8 /system/lib/libhwui.so (android::uirenderer::renderthread::RenderThread::threadLoop()+120)
04-25 23:11:01.393 I/DEBUG ( 1605): #11 pc 0000f761 /system/lib/libutils.so (android::Thread::_threadLoop(void*)+112)
04-25 23:11:01.395 I/DEBUG ( 1605): #12 pc 0005c839 /system/lib/libandroid_runtime.so (android::AndroidRuntime::javaThreadShell(void*)+72)
04-25 23:11:01.396 I/DEBUG ( 1605): #13 pc 0000f2d1 /system/lib/libutils.so
04-25 23:11:01.397 I/DEBUG ( 1605): #14 pc 00013daf /system/lib/libc.so (__pthread_start(void*)+30)
04-25 23:11:01.398 I/DEBUG ( 1605): #15 pc 00011cdf /system/lib/libc.so (__start_thread+6)
04-25 23:11:03.553 E/NativeCrashListener( 1971): Exception dealing with report
04-25 23:11:03.553 E/NativeCrashListener( 1971): android.system.ErrnoException: read failed: EAGAIN (Try again)
04-25 23:11:03.553 E/NativeCrashListener( 1971):	at libcore.io.Posix.readBytes(Native Method)
04-25 23:11:03.553 E/NativeCrashListener( 1971):	at libcore.io.Posix.read(Posix.java:165)
04-25 23:11:03.553 E/NativeCrashListener( 1971):	at libcore.io.BlockGuardOs.read(BlockGuardOs.java:230)
04-25 23:11:03.553 E/NativeCrashListener( 1971):	at android.system.Os.read(Os.java:350)
04-25 23:11:03.553 E/NativeCrashListener( 1971):	at com.android.server.am.NativeCrashListener.consumeNativeCrashData(NativeCrashListener.java:240)
04-25 23:11:03.553 E/NativeCrashListener( 1971):	at com.android.server.am.NativeCrashListener.run(NativeCrashListener.java:138)
04-25 23:11:04.064 I/DEBUG ( 1605):
04-25 23:11:04.064 I/DEBUG ( 1605): Tombstone written to: /data/tombstones/tombstone_08
04-25 23:11:04.065 I/BootReceiver( 1971): Copying /data/tombstones/tombstone_08 to DropBox (SYSTEM_TOMBSTONE)
04-25 23:11:04.390 I/art ( 1971): Background sticky concurrent mark sweep GC freed 58691(2MB) AllocSpace objects, 8(384KB) LOS objects, 8% free, 22MB/24MB, paused 1.617ms total 290.527ms
04-25 23:11:04.592 I/WindowState( 1971): WIN DEATH: Window{84244c5 u0 com.browser.nowbasic/com.browser.nowbasic.activities.BrowserActivity}
04-25 23:11:04.755 I/Zygote ( 1617): Process 15240 exited due to signal (6)
04-25 23:11:04.824 I/ActivityManager( 1971): Process com.browser.nowbasic (pid 15240) has died
04-25 23:11:04.827 W/ActivityManager( 1971): Force removing ActivityRecord{ec23d6b u0 com.browser.nowbasic/.activities.BrowserActivity t886}: app died, no saved state

Are there any expert willing to explain what is wrong? thanks~