Hotspot VM error while building javadoc on linux-amd64

RE has encountered hotspot VM error when building javadoc on linux-amd64 platform from time to time, this seems to be a random hotspot VM problem. Here is a section of the log file:

...
Loading source files for package org.xml.sax.helpers...
Constructing Javadoc information...
/BUILD_AREA/jdk1.5.0/j2se/make/docs/../../src/share/classes/java/awt/AWTEvent.java:225: warning - @id is an unknown tag.
/BUILD_AREA/jdk1.5.0/j2se/make/docs/../../src/share/classes/java/awt/Container.java:3238: warning - @param argument "provide" is not a parameter name.
...
/BUILD_AREA/jdk1.5.0/j2se/make/docs/../../src/share/classes/java/net/URLConnection.java:372: warning - Tag @see: missing '#': "connect()"
/BUILD_AREA/jdk1.5.0/j2se/make/docs/../../src/share/classes/java/net/URLConnection.java:415: warning - Tag @see: missing '#': "getReadTimeout()"
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# SIGSEGV (0xb) at pc=0x0000002a95fdbfa4, pid=21532, tid=6151
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.5.0-beta2-b39 mixed mode)
# Problematic frame:
# V [libjvm.so+0x51dfa4]
#
# An error report file with more information is saved as hs_err_pid21532.log
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#
gnumake[2]: *** [coredocs] Aborted
gnumake[2]: Leaving directory `/BUILD_AREA/jdk1.5.0/j2se/make/docs'
gnumake[1]: *** [docs] Error 1
gnumake[1]: Leaving directory `/BUILD_AREA/jdk1.5.0/j2se/make'
gnumake: *** [j2se-build] Error 2



For more information, please check the log file at:

/java/re/logs/j2se/1.5.0/b39-beta2-linux-amd64-build-021304_001457.log

or

/net/koori.sfbay/onestop/logs/j2se/1.5.0/b39-beta2-linux-amd64-build-021304_001457.log