EGLFB: Occasional SIGSEGV (0xb) in glCopyTexSubImage2D+0x6a10

Such crash randomly appears while running embedded fx

#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x4dcd11c0, pid=462, tid=1303999600
#
# JRE version: 7.0_04-b03
# Java VM: Java HotSpot(TM) Embedded Client VM (23.0-b06 mixed mode linux-arm )
# Problematic frame:
# C [libGLESv2.so+0x271c0] glCopyTexSubImage2D+0x6a10
#
# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# An error report file with more information is saved as:
# /hs_err_pid462.log
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
#