During execution of number of tests with c1 compiler the crash is observed:
# An unexpected error has been detected by Java Runtime Environment:
#
# Internal Error (/BUILD_AREA/jdk6.0/hotspot/src/share/vm/runtime/sharedRuntime.cpp, 527), pid=6388, tid=2896718768
#
# Java VM: Java HotSpot(TM) Client VM (1.6.0-beta2-fastdebug-b83-debug compiled mode)
#
# Error: exception happened outside interpreter, nmethods and vtable stubs (1)

hs_* files and testcase can be found here:
/net/vmsqe-amd-01.russia/export2/homes/vi158347/C1

How to reproduce:
    1. Go to /net/vmsqe-amd-01.russia/export2/homes/vi158347/C1
    2. Specify tested JDK dir in JAVA_HOME environment variable
    3. Run reproduce.sh

Affected tests:
runtime/ParallelClassLoading/stress-redefine/freeLock/reflect/independent
runtime/ParallelClassLoading/stress-redefine/freeLock/reflect/inner-complex
runtime/ParallelClassLoading/stress-redefine/freeLock/reflect/anonymous-complex
runtime/ParallelClassLoading/stress-redefine/freeLock/reflect/anonymous-simple
runtime/ParallelClassLoading/stress-redefine/holdLock/reflect/anonymous-complex
runtime/ParallelClassLoading/delegate-system/dynamic-init/init-simple
runtime/ParallelClassLoading/stress-redefine/holdLock/reflect/inner-complex
runtime/ParallelClassLoading/stress-redefine/holdLock/reflect/anonymous-simple
runtime/ParallelClassLoading/stress-redefine/holdLock/reflect/independent
runtime/ParallelClassLoading/delegate-system/dynamic-init/anonymous-complex
runtime/ParallelClassLoading/delegate-system/anonymous-complex
runtime/ParallelClassLoading/delegate-system/anonymous-simple
runtime/ParallelClassLoading/delegate-system/dynamic-init/anonymous-simple
runtime/ParallelClassLoading/delegate-system/dynamic-init/inner-complex
runtime/ParallelClassLoading/delegate-system/init-simple
runtime/ParallelClassLoading/delegate-system/tree
runtime/ParallelClassLoading/delegate-system/independent
runtime/ParallelClassLoading/delegate-system/inner-complex
runtime/ParallelClassLoading/mixed/systemloader/forName/init-simple
runtime/ParallelClassLoading/mixed/systemloader/forName/anonymous-simple
runtime/ParallelClassLoading/mixed/systemloader/loadClass/anonymous-simple
runtime/ParallelClassLoading/stress-redefine/holdLock/loadClass/dynamic-init/anonymous-simple
runtime/ParallelClassLoading/mixed/systemloader/loadClass/init-simple
runtime/ParallelClassLoading/stress-redefine/holdLock/loadClass/dynamic-init/inner-complex
runtime/ParallelClassLoading/stress-redefine/holdLock/loadClass/inner-complex
runtime/ParallelClassLoading/stress-redefine/holdLock/forName/anonymous-simple
runtime/ParallelClassLoading/stress-redefine/holdLock/forName/dynamic-init/init-simple
runtime/ParallelClassLoading/stress-redefine/freeLock/loadClass/anonymous-complex
runtime/ParallelClassLoading/stress-redefine/freeLock/forName/dynamic-init/init-simple
runtime/ParallelClassLoading/stress-redefine/freeLock/forName/inner-complex