On Redhat Linux 6.1J with build 1.2.2-RC2-K

In TextArea inputting more than 45 characters causes an application abort.
The detail of the error is below;


Full thread dump Classic VM (1.2.2-RC2-K, green threads):
    "Screen Updater" (TID:0x40ea7aa0, sys_thread_t:0x8335430, state:CW) prio=4
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java, Compiled Code)
        at sun.awt.ScreenUpdater.nextEntry(ScreenUpdater.java, Compiled Code)
        at sun.awt.ScreenUpdater.run(ScreenUpdater.java:99)
    "AWT-Motif" (TID:0x40ea7160, sys_thread_t:0x82a3100, state:R) prio=5
        at sun.awt.motif.MToolkit.run(Native Method)
        at java.lang.Thread.run(Thread.java:479)

.........................


To reproduce,

1. Compile and run an attached program(ta.java).
2. Input more than 45 characters.
Then, the test program aborts.