From Bugzilla Helper:
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 
1.1.4322)

Description of problem:
/dev/tty2 hangs when /dev/tty1 is producing a moderate CPU load and/or heavy IO.

killing the associated login process appears to reset the tty.

tested on two SMP machines ( dual 1GHz, ECC ) and a UP laptop.

Version-Release number of selected component (if applicable):
kernel-2.4.21-20.1.2024.2.1.nptl

How reproducible:
Always

Steps to Reproduce:
1. generate moderate to heavy CPU load and/or moderate to heavy CPU load
2. switch to tty2
3. generate moderate to heavy load, and press ctrl-c
    

Actual Results:  ctrl-c and every key pressed thereafter are ignored until 
affected /bin/login is killed.

Expected Results:  ctrl-c should have killed the process on tty2.

Additional info:

annoying :)