See comments for details.
Here is the decoded report from crash.

;; Using jvm: "/net/jre.sfbay/p/v32/jdk/7/ea/b80/binaries/linux-i586/fastdebug/jre/lib/i386/client/libjvm.so"
#
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (/BUILD_AREA/jdk7/hotspot/src/share/vm/interpreter/rewriter.hpp:42), pid=27027, tid=3729935248
# Error: assert(has_cp_cache(i),"oob")
#
# JRE version: 7.0-b80
# Java VM: Java HotSpot(TM) Client VM (17.0-b07-fastdebug mixed mode linux-x86 )
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#

--------------- T H R E A D ---------------

Current thread (0xdea6dc00): JavaThread "Thread-57" [_thread_in_vm, id=6525, stack(0xde4d4000,0xde525000)]

Stack: [0xde4d4000,0xde525000], sp=0xde523360, free space=13cde5233d8k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x67b895];; VMError::report(outputStream*)+0x13f5
V [libjvm.so+0x67bb24];; VMError::report_and_die()+0x194
V [libjvm.so+0x29a0c5];; report_assertion_failure(char const*, int, char const*)+0x65
V [libjvm.so+0x5a9828];; Rewriter::rewrite_member_reference(unsigned char*, int)+0x58
V [libjvm.so+0x5a9ada];; .L86+0x12
V [libjvm.so+0x5ab0a4];; Rewriter::Rewriter(instanceKlassHandle, constantPoolHandle, objArrayHandle, Thread*)+0x194
V [libjvm.so+0x5aba19];; Rewriter::rewrite(instanceKlassHandle, Thread*)+0x169
V [libjvm.so+0x33ccac];; instanceKlass::rewrite_class(Thread*)+0x9c
V [libjvm.so+0x3426a4];; instanceKlass::link_class_impl(instanceKlassHandle, bool, Thread*)+0x564
V [libjvm.so+0x3428a4];; instanceKlass::initialize_impl(instanceKlassHandle, Thread*)+0x54
V [libjvm.so+0x342ec1];; instanceKlass::initialize(Thread*)+0x71
V [libjvm.so+0x2c2269];; Exceptions::new_exception(Thread*, symbolHandle, symbolHandle, JavaCallArguments*, Handle, Handle, Handle)+0x1f9
V [libjvm.so+0x2c2aed];; Exceptions::_throw_args(Thread*, char const*, int, symbolHandle, symbolHandle, JavaCallArguments*)+0x7d
V [libjvm.so+0x59b532];; Reflection::invoke(instanceKlassHandle, methodHandle, Handle, bool, objArrayHandle, BasicType, objArrayHandle, bool, Thread*)+0x732
V [libjvm.so+0x59c342];; Reflection::invoke_method(oopDesc*, Handle, objArrayHandle, Thread*)+0x172
V [libjvm.so+0x3f7da5];; JVM_InvokeMethod+0x1b5
C [libjava.so+0x15ec2] Java_sun_reflect_NativeMethodAccessorImpl_invoke0+0x32;; Java_sun_reflect_NativeMethodAccessorImpl_invoke0+0x32
j sun.reflect.NativeMethodAccessorImpl.invoke0(Ljava/lang/reflect/Method;Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;+0
j sun.reflect.NativeMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;+87
J sun.reflect.DelegatingMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;
J java.lang.reflect.Method.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;
..................... ...........................
j java.lang.Thread.run()V+11
v ~StubRoutines::call_stub
V [libjvm.so+0x372678];; .L324+0xa8
V [libjvm.so+0x53f8e9];; os::os_exception_wrapper(void (*)(JavaValue*, methodHandle*, JavaCallArguments*, Thread*), JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x19
V [libjvm.so+0x370ca1];; JavaCalls::call(JavaValue*, methodHandle, JavaCallArguments*, Thread*)+0x61
V [libjvm.so+0x371971];; JavaCalls::call_virtual(JavaValue*, KlassHandle, symbolHandle, symbolHandle, JavaCallArguments*, Thread*)+0x181
V [libjvm.so+0x371b79];; JavaCalls::call_virtual(JavaValue*, Handle, KlassHandle, symbolHandle, symbolHandle, Thread*)+0x79
V [libjvm.so+0x3ee56f];; thread_entry(JavaThread*, Thread*)+0xbf
V [libjvm.so+0x639d0c];; JavaThread::thread_main_inner()+0xec
V [libjvm.so+0x639eee];; JavaThread::run()+0x19e
V [libjvm.so+0x548069];; java_start(Thread*)+0xf9
C [libpthread.so.0+0x64ff]
Another similiar crash, again with G1 fastdebug build:

# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (/BUILD_AREA/jdk7/hotspot/src/share/vm/interpreter/rewriter.cpp:267), pid=22244, tid=3689
# assert(_pool->cache() == NULL) failed: constant pool cache must not be set yet
#
# JRE version: 7.0-b96
# Java VM: Java HotSpot(TM) 64-Bit Server VM (19.0-b02-fastdebug compiled mode solaris-amd64 )
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp

Current thread (0x000000000ee8f800): JavaThread "httpSSLWorkerThread-8080-2" daemon [_thread_in_vm, id=3689, stack(0xfffffd7f8b3cc000,0xfffffd7f8b4cc000)]

Stack: [0xfffffd7f8b3cc000,0xfffffd7f8b4cc000], sp=0xfffffd7f8b4c8ac0, free space=3f20000000000000001k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x1f0c1dc];; void VMError::report(outputStream*)+0x6ac
V [libjvm.so+0x1f0d228];; void VMError::report_and_die()+0x4d8
V [libjvm.so+0xabe12b];; void report_vm_error(const char*,int,const char*,const char*)+0x5bb
V [libjvm.so+0x1b6a8aa];; Rewriter::Rewriter(instanceKlassHandle,constantPoolHandle,objArrayHandle,Thread*)+0x2e9a
V [libjvm.so+0x1b676b3];; void Rewriter::rewrite(instanceKlassHandle,Thread*)+0x813
V [libjvm.so+0xd9df32];; void instanceKlass::rewrite_class(Thread*)+0xa2
V [libjvm.so+0xd9da66];; bool instanceKlass::link_class_impl(instanceKlassHandle,bool,Thread*)+0x716
V [libjvm.so+0xd9d22b];; void instanceKlass::link_class(Thread*)+0x7b
V [libjvm.so+0xd9e093];; void instanceKlass::initialize_impl(instanceKlassHandle,Thread*)+0x63
V [libjvm.so+0xd9d072];; void instanceKlass::initialize(Thread*)+0x92
V [libjvm.so+0xe9734e];; void InterpreterRuntime::_new(JavaThread*,constantPoolOopDesc*,int)+0xabe
...