This is radiance case 65624203.

The libraries are at
/net/cores.central/cores/dir26/65624203/oct09
The core file is at
/net/cores.central/cores/dir26/65624203/sep12
hs_err logs
/net/cores.central/cores/dir26/65624203

All crashes show the following stack:

V [libjvm.so+0x5e3697];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4df41d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x368247];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57

The crashes were observed in both JDK 5.0 and 6.0 releases, so this is not
same case as in CR 6253459, which is fixed in 6.0.


Aug 29 2006
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab5e6697, pid=21521, tid=1128810848
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0_06-b05 mixed mode)

V [libjvm.so+0x5e3697];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4df41d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x368247];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1
j java.util.concurrent.ConcurrentHashMap$Segment.get(Ljava/lang/Object;I)Ljava/
lang/Object;+30
j java.util.concurrent.ConcurrentHashMap.get(Ljava/lang/Object;)Ljava/lang/Obje
ct;+12
j com.adaptiveplanning.cache.VC$FactMap.get(Lcom/adaptiveplanning/cache/VC$Coor
d;)[


Sep 01 2006
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab5e6697, pid=9368, tid=1134074208
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0_06-b05 mixed mode)



Oct 03 2006
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab5e6697, pid=30950, tid=1156180320
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0_06-b05 mixed mode)

V [libjvm.so+0x5e3697];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4df41d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x368247];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1
v ~C2IAdapter
J com.adaptiveplanning.cache.VC$FactMap.get
  ~I2CAdapter
j com.adaptiveplanning.cache.VC$Merger.updateFact
v ~C2IAdapter
J com.adaptiveplanning.cache.VC$Merger.mergeFacts
v ~I2CAdapter

Nov 15 2006
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab5e6697, pid=26464, tid=1145653600
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0_06-b05 mixed mode)

V [libjvm.so+0x5e3697];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4df41d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x368247];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1
v ~C2IAdapter
J com.adaptiveplanning.cache.Evaluator.valueAt
J com.adaptiveplanning.cache.Evaluator.sumAccountChildren

Nov 16 2006
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab5e6697, pid=26464, tid=1145653600
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0_06-b05 mixed mode)

V [libjvm.so+0x5e3697];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4df41d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x368247];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57
j com.adaptiveplanning.cache.VC$AcctPlanIntersection.equals

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$AcctPlanIntersection.equals
v ~C2IAdapter
J com.adaptiveplanning.cache.VC$PlanDescendentAcctDataMap.createEntry
v ~I2CAdapter
j com.adaptiveplanning.cache.VC$PlanDescendentAcctDataMap.access$300


Feb 01 2007
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab5f1487, pid=7351, tid=1134074208
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0_08-b03 mixed mode)


V [libjvm.so+0x5ee487];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4e93ad];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x36f057];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$Coord.equals
v ~C2IAdapter
J com.adaptiveplanning.cache.VC$Invalidator.invalidateCoord(Lcom/adaptiveplanni
ng/cache/VC$Coord;)V
J com.adaptiveplanning.cache.VC$Invalidator.doInvalidate(Ljava/util/Set;)V
v ~I2CAdapter

Mar 11 2007
-----------
# SIGSEGV (0xb) at pc=0x00002aaaab67bd87, pid=32551, tid=1119177056
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.6.0-b105 mixed mode)

V [libjvm.so+0x5ee487];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x4e93ad];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x36f057];; _ZN18InterpreterRuntime22create_klass_exceptionEP10Ja
vaThreadPcP7oopDesc+0x57
j com.adaptiveplanning.cache.VC$Coord.equals

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1
v ~C2IAdapter
J com.adaptiveplanning.cache.VC$Invalidator.invalidateCoord
J com.adaptiveplanning.cache.VC$Invalidator.doInvalidate(
v ~I2CAdapter


Aug 20 2007 22:34
-----------------
# SIGSEGV (0xb) at pc=0x00002ba513f77d87, pid=23118, tid=1144441152
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.6.0-b105 mixed mode)

V [libjvm.so+0x56ed87];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x42ef7d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x2cf896];; _ZN18InterpreterRuntime24throw_ClassCastExceptionEP10
JavaThreadP7oopDesc+0x56
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1
J com.adaptiveplanning.cache.Evaluator.valueAt

Aug 20 2007 22:40
-----------------
# SIGSEGV (0xb) at pc=0x00002b48dd603d87, pid=12665, tid=1127598400
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.6.0-b105 mixed mode)

V [libjvm.so+0x56ed87];; _ZNK13symbolOopDesc22as_klass_external_nameEv+0x7
V [libjvm.so+0x42ef7d];; _ZNK5Klass13external_nameEv+0xd
V [libjvm.so+0x2cf896];; _ZN18InterpreterRuntime24throw_ClassCastExceptionEP10
JavaThreadP7oopDesc+0x56
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j com.adaptiveplanning.cache.VC$Coord.equals(Ljava/lang/Object;)Z+1
J com.adaptiveplanning.cache.Evaluator.valueAt
CU implemented the options below and saw another crash:

-XX:+UnlockDiagnosticVMOptions -XX:+LogCompilation -XX:LogFile=/tmp/Compilations.log

compilation log in
/net/cores.central/cores/dir26/65624203/oct22/compilations.log

hs_err log in
/net/cores.central/cores/dir26/65624203/oct22/hs_err_pid13815.log

Spotted the compiliation of com/adaptiveplanning/cache/VC$Coord equals

<task_queued compile_id='591' method='com/adaptiveplanning/cache/VC$Coord equals
 (Ljava/lang/Object;)Z' bytes='44' count='5000' iicount='10000' stamp='416.881'
comment='count' hot_count='10000'/>
<writer thread='1087596864'/>
<nmethod compile_id='591' compiler='C2' entry='0x00002aaaab42e3c0' size='624' ad
dress='0x00002aaaab42e290' relocation_offset='256' code_offset='304' exception_o
ffset='496' consts_offset='501' scopes_data_offset='504' scopes_pcs_offset='552'
 dependencies_offset='584' nul_chk_table_offset='592' oops_offset='608' method='
com/adaptiveplanning/cache/VC$Coord equals (Ljava/lang/Object;)Z' bytes='44' cou
nt='5314' iicount='10314' stamp='416.883'/>

although that method was interpreted as seen from the stack trace...