Not sure if it is a product bug or jtreg test bug, but the java/lang/invoke/RicochetTest.java times out after 360 seconds with HS23 b11:
                                                            
STDOUT:
[testNull]
[testBoxInteger]
[testFilterReturnValue]
[testFilterObject]
[testFilterObjectdone]
[testBoxLong]
[testFilterInteger]
[testIntSpreads]
[testByteSpreads]
[testLongSpreads]
[testIntCollects]
[testReturns]
Object
0=>50
1=>51
2=>52
3=>53
String
0=>#0
1=>#1
2=>#2
3=>#3
Integer
0=>50
1=>51
2=>52
3=>53
int
0=>50
1=>51
2=>52
3=>53
long
0=>50
1=>51
2=>52
3=>53
boolean
0=>true
1=>false
2=>false
3=>true
byte
0=>-1
1=>-2
2=>-3
3=>-4
char
0=>a
1=>b
2=>c
3=>d
short
0=>1
1=>2
2=>4
3=>8
float
0=>50.0
1=>51.0
2=>52.0
3=>53.0
double
0=>50.0
1=>51.0
2=>52.0
3=>53.0
void
0=>null
1=>null
2=>null
3=>null
[testRecursion]
2012-01-23 11:43:12
Full thread dump Java HotSpot(TM) Server VM (23.0-b11-fastdebug mixed mode):

"MainThread" prio=3 tid=0x00388000 nid=0x18 runnable [0xb35fc000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x00388000 [0x18] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked
        at java.lang.Runtime.gc(Native Method)
        at java.lang.System.gc(System.java:983)
        at test.java.lang.invoke.RicochetTest$RFCB.recursiveFunction(RicochetTest.java:415)
        at test.java.lang.invoke.RicochetTest$RFCB.recursiveFunction(RicochetTest.java:423)
        at test.java.lang.invoke.RicochetTest$RFCB.recursiveFunction(RicochetTest.java:423)
        at test.java.lang.invoke.RicochetTest$RFCB.recursiveFunction(RicochetTest.java:423)
        at test.java.lang.invoke.RicochetTest$RFCB.recursiveFunction(RicochetTest.java:423)
        at test.java.lang.invoke.RicochetTest.testRecursion(RicochetTest.java:382)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:474)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:73)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:46)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:180)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:41)
        at org.junit.runners.ParentRunner$1.evaluate(ParentRunner.java:173)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:220)
        at org.junit.runners.Suite.runChild(Suite.java:115)
        at org.junit.runners.Suite.runChild(Suite.java:23)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:180)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:41)
        at org.junit.runners.ParentRunner$1.evaluate(ParentRunner.java:173)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:220)
        at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
        at org.junit.runner.JUnitCore.run(JUnitCore.java:116)
        at org.junit.runner.JUnitCore.run(JUnitCore.java:107)
        at org.junit.runner.JUnitCore.runClasses(JUnitCore.java:66)
        at com.sun.javatest.regtest.JUnitAction$JUnitRunner.main(JUnitAction.java:88)
        at com.sun.javatest.regtest.JUnitAction$JUnitRunner.main(JUnitAction.java:77)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:474)
        at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
        at java.lang.Thread.run(Thread.java:722)

"Service Thread" daemon prio=3 tid=0x002f1800 nid=0x16 runnable [0x00000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x002f1800 [0x16] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked

"C1 CompilerThread3" daemon prio=3 tid=0x002ef000 nid=0x15 waiting on condition [0x00000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x002ef000 [0x15] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked

"C2 CompilerThread2" daemon prio=3 tid=0x002ecc00 nid=0x14 waiting on condition [0x00000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x002ecc00 [0x14] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked

"C2 CompilerThread1" daemon prio=3 tid=0x002eb000 nid=0x13 waiting on condition [0x00000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x002eb000 [0x13] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked

"C2 CompilerThread0" daemon prio=3 tid=0x002e8000 nid=0x12 waiting on condition [0x00000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x002e8000 [0x12] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked

"Signal Dispatcher" daemon prio=3 tid=0x002e6000 nid=0x11 waiting on condition [0x00000000]
   java.lang.Thread.State: RUNNABLE
   JavaThread state: _thread_blocked
Thread: 0x002e6000 [0x11] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked

"Finalizer" daemon prio=3 tid=0x0026ec00 nid=0x10 in Object.wait() [0xb3dff000]
   java.lang.Thread.State: WAITING (on object monitor)
   JavaThread state: _thread_blocked
Thread: 0x0026ec00 [0x10] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked
        at java.lang.Object.wait(Native Method)
        - waiting on <0xb8c0c000> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
        - locked <0xb8c0c000> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
        at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:177)

"Reference Handler" daemon prio=3 tid=0x00269400 nid=0xf in Object.wait() [0xb3eff000]
   java.lang.Thread.State: WAITING (on object monitor)
   JavaThread state: _thread_blocked
Thread: 0x00269400 [0x f] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked
        at java.lang.Object.wait(Native Method)
        - waiting on <0xb8c08118> (a java.lang.ref.Reference$Lock)
        at java.lang.Object.wait(Object.java:503)
        at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:142)
        - locked <0xb8c08118> (a java.lang.ref.Reference$Lock)

"main" prio=3 tid=0x0003f800 nid=0x2 in Object.wait() [0xfd47f000]
   java.lang.Thread.State: WAITING (on object monitor)
   JavaThread state: _thread_blocked
Thread: 0x0003f800 [0x 2] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
   JavaThread state: _thread_blocked
        at java.lang.Object.wait(Native Method)
        - waiting on <0xb8c07fa8> (a java.lang.Thread)
        at java.lang.Thread.join(Thread.java:1258)
        - locked <0xb8c07fa8> (a java.lang.Thread)
        at java.lang.Thread.join(Thread.java:1332)
        at com.sun.javatest.regtest.MainWrapper.main(MainWrapper.java:71)

"VM Thread" prio=3 tid=0x00260000 nid=0xe runnable

"GC task thread#0 (ParallelGC)" prio=3 tid=0x0004c400 nid=0x3 runnable

"GC task thread#1 (ParallelGC)" prio=3 tid=0x0004dc00 nid=0x4 runnable

"GC task thread#2 (ParallelGC)" prio=3 tid=0x0004f400 nid=0x5 runnable

"GC task thread#3 (ParallelGC)" prio=3 tid=0x00050c00 nid=0x6 runnable

"GC task thread#4 (ParallelGC)" prio=3 tid=0x00052400 nid=0x7 runnable

"GC task thread#5 (ParallelGC)" prio=3 tid=0x00053800 nid=0x8 runnable

"GC task thread#6 (ParallelGC)" prio=3 tid=0x00055000 nid=0x9 runnable

"GC task thread#7 (ParallelGC)" prio=3 tid=0x00056800 nid=0xa runnable

"GC task thread#8 (ParallelGC)" prio=3 tid=0x00058000 nid=0xb runnable

"GC task thread#9 (ParallelGC)" prio=3 tid=0x00059800 nid=0xc runnable

"GC task thread#10 (ParallelGC)" prio=3 tid=0x0005b000 nid=0xd runnable

"VM Periodic Task Thread" prio=3 tid=0x002f4400 nid=0x17 waiting on condition

Compiler thread printing unimplemented.

JNI global references: 134

Heap
 PSYoungGen total 21504K, used 368K [0xe3400000, 0xe4c00000, 0xf8c00000)
  eden space 18432K, 2% used [0xe3400000,0xe345c290,0xe4600000)
  from space 3072K, 0% used [0xe4900000,0xe4900000,0xe4c00000)
  to space 3072K, 0% used [0xe4600000,0xe4600000,0xe4900000)
 PSOldGen total 40960K, used 2229K [0xb8c00000, 0xbb400000, 0xe3400000)
  object space 40960K, 5% used [0xb8c00000,0xb8e2d730,0xbb400000)
 PSPermGen total 16384K, used 3834K [0xb4c00000, 0xb5c00000, 0xb8c00000)
  object space 16384K, 23% used [0xb4c00000,0xb4fbeb50,0xb5c00000)