root@glamdring:~# dpkg -l | grep madwifi
ii madwifi-tools 1:0.9.3+dfsg-3 tools for the Multiband Atheros Driver for W
root@glamdring:~# uname -a
Linux glamdring 2.6.24-15-generic #1 SMP Fri Apr 4 03:48:31 UTC 2008 i686 GNU/Linux
I'm not entirely sure this is the cause, but it's certainly plausible. :) If you need more info, I can provide it.
I am getting I/O errors on my Hardy system when trying to use the 2.6.24-15 kernel with the current (0.9.3-based) madwifi-tools:
root@glamdring:~# wlanconfig ath0 create wlandev wifi0 wlanmode ap
wlanconfig: ioctl: Input/output error
root@glamdring:~# dpkg -l | grep madwifi
ii madwifi-tools 1:0.9.3+dfsg-3 tools for the Multiband Atheros Driver for W
root@glamdring:~# uname -a
Linux glamdring 2.6.24-15-generic #1 SMP Fri Apr 4 03:48:31 UTC 2008 i686 GNU/Linux
I'm not entirely sure this is the cause, but it's certainly plausible. :) If you need more info, I can provide it.