jdb skips brkpoint end exits with error, when kill command is used.
The error:
#
# HotSpot Virtual Machine Error, Unexpected Signal 11
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# Error ID: 4F533F534F4C415249530E43505007D7 01
#
# Problematic Thread: prio=10 tid=0xaa638 nid=0x9 runnable
#

The application has been disconnected


To reproduce the problem:

Untar the archive (see attachment) and run:
perl5 jdb13_extentions.pl -d . -j <jdk 1.3 path> -c config

if jdb13_extentions.pl exited with
"Got the Signal: PIPE. Dumping debug output...", then check X.debug.out file for jdb errors.

The problem requires to run the script couple of times to be reproduced.