On Sat, Nov 05, 2005 at 01:11:14PM +0100, Hauke Fath wrote:
> db{1}> ps
>  PID           PPID     PGRP        UID S   FLAGS LWPS          COMMAND    WAIT
>  29348            1    29348          0 2  0x4002    1           reboot stp4020

This has to be the stp4020_delay() call at the end of the 
stp4020_chip_socket_disable() function. Do you have HZ option in your
kernel config? This could make the "ticks" calculation overflow in line
1119 of stp4020.c. Otherwise I do not see a good reason for tsleep() to
sleep too long here.

Martin