data location: /net/cores.central/cores/dir14/66211432/25jun
(core, libs, hs_err)

Similiar stack in CR 6754146, but that bug is fixed in 5u19.
This problem happens with 5u19.

Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V  [libjvm.so+0x20c6dc];;  unsigned PhaseChaitin::Split(unsigned)+0x340c
V  [libjvm.so+0x218408];;  void PhaseChaitin::Register_Allocate()+0x728
V  [libjvm.so+0x21c404];;  void Compile::Code_Gen()+0x2b8
V  [libjvm.so+0x2849f8];;  Compile::Compile(ciEnv*,C2Compiler*,ciMethod*,int,int
)+0xc10
V  [libjvm.so+0x27aa9c];;  void C2Compiler::compile_method(ciEnv*,ciMethod*,int)
+0xb8
V  [libjvm.so+0x27b64c];;  void CompileBroker::invoke_compiler_on_method(Compile
Task*)+0x4d4
V  [libjvm.so+0x3383ec];;  void CompileBroker::compiler_thread_loop()+0x454
V  [libjvm.so+0x2e0b68];;  void JavaThread::run()+0x2b8
V  [libjvm.so+0x684e04];;  void*_start(void*)+0x210

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

OS:                       Solaris 10 8/07 s10s_u4wos_12b SPARC
           Copyright 2007 Sun Microsystems, Inc.  All Rights Reserved.
                        Use is subject to license terms.
                            Assembled 16 August 2007

uname:SunOS 5.10 Generic_139555-08 sun4v  (T2 libthread)
rlimit: STACK 8192k, CORE infinity, NOFILE 65536, AS infinity
load average:0.16 0.16 0.16

CPU:total 32 has_v8, has_v9, has_vis1, is_sun4v, is_niagara1

Memory: 8k page, physical 33325056k(1524872k free)

vm_info: Java HotSpot(TM) Server VM (1.5.0_19-b02) for solaris-sparc, built on M
ay  4 2009 01:23:47 by unknown with unknown Workshop:0x550

time: Tue Jun 23 15:10:34 2009
elapsed time: 352779 seconds