Linux x86 5u6 JVM SIGSEGV crash in PSMarkSweepDecorator::compact

RHEL3.5, JDK 1.5.0_06 32-bit server VM

JVM crashed in PSMarkSweepDecorator::compact(). Below is the stack trace.

#12 <signal handler called>
#13 0xb6f21a05 in PSMarkSweepDecorator::compact ()
#14 0xb6f223e1 in PSOldGen::compact ()
#15 0xb6f201dd in PSMarkSweep::invoke_no_policy ()
#16 0xb6f1fd57 in PSMarkSweep::invoke ()
#17 0xb6fc9ed2 in VM_ParallelGCSystemGC::doit ()
#18 0xb6fc9466 in VM_Operation::evaluate ()
#19 0xb6fc8a77 in VMThread::evaluate_operation ()
#20 0xb6fc8ce5 in VMThread::loop ()
#21 0xb6fc8850 in VMThread::run ()
#22 0xb6ee8338 in _start ()
#23 0xb75cbdd8 in start_thread ()
#24 0xb7567d1a in clone ()