ATG app crashed after 2 hours run with the fastdebug build 20060223134936.jrose.c2_to_main_baseline-debug in a x86 RHEL machine.

hostname: jtg-linux7.sfbay (please contact the submitter for the login)

/usr/j2se/bin/java -server -version
java version "1.6.0-beta2"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.6.0-beta2-b73)
Java HotSpot(TM) Server VM (build 20060223134936.jrose.c2_to_main_baseline-debug, mixed mode)

flag used: "-server -XX:CompileThreshold=100 -Xincgc"

log and core location: /bt/atgrun.22614.-server

tail run.atg.out
Unexpected Error
------------------------------------------------------------------------------
Internal Error at handles.cpp:16, pid=19484, tid=2861267888

Do you want to debug the problem?

To debug, run 'gdb /proc/19484/exe 19484'; then switch to thread -1433699408
Enter 'yes' to launch gdb automatically (PATH must include gdb)
Otherwise, press RETURN to abort...

Stack trace:
-----------
(gdb) where
#0 0x001847a2 in _dl_sysinfo_int80 () from /lib/ld-linux.so.2
#1 0x0022ad56 in __nanosleep_nocancel () from /lib/tls/libc.so.6
#2 0x0022ab53 in sleep () from /lib/tls/libc.so.6
#3 0x06773224 in os::message_box () from /usr/j2se/jre/lib/i386/server/libjvm.so
#4 0x068efa06 in VMError::show_message_box () from /usr/j2se/jre/lib/i386/server/libjvm.so
#5 0x068ef55e in VMError::report_and_die () from /usr/j2se/jre/lib/i386/server/libjvm.so
#6 0x06406e15 in report_assertion_failure () from /usr/j2se/jre/lib/i386/server/libjvm.so
#7 0x064a44b3 in HandleArea::allocate_handle () from /usr/j2se/jre/lib/i386/server/libjvm.so
#8 0x064a45e0 in Handle::Handle () from /usr/j2se/jre/lib/i386/server/libjvm.so
#9 0x06735642 in methodOopDesc::load_signature_classes () from /usr/j2se/jre/lib/i386/server/libjvm.so
#10 0x063bfd03 in CompileBroker::compile_method () from /usr/j2se/jre/lib/i386/server/libjvm.so
#11 0x063afdb8 in SimpleCompPolicy::method_invocation_event () from /usr/j2se/jre/lib/i386/server/libjvm.so
#12 0x064e823c in InterpreterRuntime::frequency_counter_overflow () from /usr/j2se/jre/lib/i386/server/libjvm.so
#13 0xb4f29f39 in ?? ()
#14 0xac0b5800 in ?? ()
#15 0x00000000 in ?? ()