Customer got a crash on 1.5.0_06 on Red Hat Enterprise Linux ES release 3 (Taroon Update 6)

#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# Internal Error (4D4554484F44244154412F4F500E4350500240), pid=5009, tid=629328816
#
# Java VM: Java HotSpot(TM) Server VM (1.5.0_06-b05 mixed mode)

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

Current thread (0x08114490): VMThread [id=5015]

Stack: [0x257ac000,0x2582d000), sp=0x2582c0d0, free space=512k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x4fcb23] VMError::report_and_die()+0x213
V [libjvm.so+0x1c56ff] report_should_not_reach_here(const char*, int)+0x3f
V [libjvm.so+0x3fd293] .L816+0x13
V [libjvm.so+0x3fd3d5] methodDataOopDesc::next_data(ProfileData*)+0x35
V [libjvm.so+0x3fbf22] methodDataKlass::oop_follow_contents(oopDesc*)+0xd2
V [libjvm.so+0x3eba82] MarkSweep::follow_stack()+0x42
V [libjvm.so+0x3ebdb6] MarkSweep::FollowStackClosure::do_void()+0x16
V [libjvm.so+0x46bd58] ReferenceProcessor::process_phase1(oopDesc**, ReferencePolicy*, BoolObjectClosure*, OopClosure*, VoidClosure*)+0x78
V [libjvm.so+0x46bf24] ReferenceProcessor::process_discovered_reflist(oopDesc**, ReferencePolicy*, int)+0x54
V [libjvm.so+0x46ba80] ReferenceProcessor::process_discovered_references()+0x30
V [libjvm.so+0x45ce45] PSMarkSweep::mark_sweep_phase1(int&, int)+0x125
V [libjvm.so+0x45c0ef] PSMarkSweep::invoke_no_policy(int*, int)+0x34f
V [libjvm.so+0x45bd57] PSMarkSweep::invoke(int*, int)+0x67
V [libjvm.so+0x505ed2] VM_ParallelGCSystemGC::doit()+0x102
V [libjvm.so+0x505466] VM_Operation::evaluate()+0x46
V [libjvm.so+0x504a77] VMThread::evaluate_operation(VM_Operation*)+0x87
V [libjvm.so+0x504ce5] VMThread::loop()+0x165
V [libjvm.so+0x504850] VMThread::run()+0x80
V [libjvm.so+0x424338] _start(Thread*)+0x178
C [libpthread.so.0+0x4dd8]

--- snip ---

--------------- S Y S T E M ---------------

OS:Red Hat Enterprise Linux ES release 3 (Taroon Update 6)

uname:Linux 2.4.21-37.ELsmp #1 SMP Wed Sep 7 13:28:55 EDT 2005 i686
libc:glibc 2.3.2 NPTL 0.60
rlimit: STACK 10240k, CORE infinity, NPROC 7168, NOFILE 8192, AS infinity
load average:1.08 1.05 1.01

CPU:total 4 family 15, cmov, cx8, fxsr, mmx, sse, sse2, ht

Memory: 4k page, physical 1503k(60k free), swap 500k(499k free)

vm_info: Java HotSpot(TM) Server VM (1.5.0_06-b05) for linux-x86, built on Nov 10 2005 10:56:33 by java_re with gcc 3.2.1-7a (J2SE release)


Full hs_err_pid5009.log is attached to this report.