if_rsu hardware causes a kernel panic on removal..

[Hans Petter Selasky]

On 05/22/14 20:34, Idwer Vollering wrote:
> Hi,
>
> This patch again improves its stability, but the interface keeps flapping:
>
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=20,
> val=0, arg_len=7]: Device not configured
> May 22 20:29:03 machete last message repeated 3 times
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=25,
> val=0, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=95,
> val=208, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=17,
> val=0, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=26,
> val=0, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=95,
> val=208, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=17,
> val=0, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=26,
> val=0, arg_len=0]: Device not configured
> May 22 20:29:03 machete wpa_supplicant[2211]: ioctl[SIOCS80211, op=16,
> val=1, arg_len=0]: Device not configured
>
> May 22 20:30:27 machete dhclient[2734]: send_packet: Invalid argument
> wlan2: link state changed to UP
> wlan2: link state changed to DOWN
> wlan2: link state changed to UP
> wlan2: link state changed to DOWN
> May 22 20:30:27 machete dhclient[2734]: send_packet: Invalid argument
> wlan2: link state changed to UP
> May 22 20:30:36 machete dhclient[2734]: send_packet: No buffer space available
> wlan2: link state changed to DOWN
> wlan2: link state changed to UP
> May 22 20:31:03 machete dhclient[2734]: send_packet: No buffer space available
>

Hi,

I guess you need to enable rsu debugging to figure out why the hardware 
reports link loss.

--HPS