JVM crashes due to corrupted JAR file

Symptom

The file from the crash, hs_err_pid, shows:

# A fatal error has been detected by the Java Runtime Environment:
#
#  SIGSEGV (0xb) at pc=0xffffffff7e701a80, pid=22523, tid=106
#
# JRE version: 6.0_26-b03
# Java VM: Java HotSpot(TM) 64-Bit Server VM (20.1-b02 mixed mode solaris-sparc compressed oops)
# Problematic frame:
# C  [libc_psr.so.1+0x1a80]  __align_cpy_1+0xf64
#
...
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
 
....
...
 
 
Stack: [0xfffffffee2d00000,0xfffffffee2e00000],  sp=0xfffffffee2df9050,
 free space=996k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code,
C=native code)
C  [libc_psr.so.1+0x1a80]  __align_cpy_1+0xf64
C  [libzip.so+0x2920]  ZIP_GetEntry+0xdc
C  [libzip.so+0x2ddc]  Java_java_util_zip_ZipFile_getEntry+0xc8
J  java.util.zip.ZipFile.getEntry(JLjava/lang/String;Z)J
J
java.util.zip.ZipFile.getEntry(Ljava/lang/String;)Ljava/util/zip/ZipEntry;
j
com.ibm.ws.classloader.SinglePathClassProvider$2.run()Ljava/lang/Object;+56
J
com.ibm.ws.classloader.CompoundClassLoader.localFindClass(Ljava/lang/String;)Ljava/lang/Class;
j
com.ibm.ws.classloader.CompoundClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class;+217
....