Re: kern/51458: usb athn panic

[Nick Hudson <skrll%netbsd.org@localhost>]

On 09/06/16 19:35, Ben Gergely wrote:
> The following reply was made to PR kern/51458; it has been noted by GNATS.
>
> From: Ben Gergely <pr%xn--rvztrtkrfrgp-bbb7j2b8f0b9d7a21oft.com@localhost>
> To: gnats-bugs%NetBSD.org@localhost
> Cc:
> Subject: Re: kern/51458: usb athn panic
> Date: Tue, 6 Sep 2016 18:04:20 +0100
>
>   So it attaches now:
>   
>   athn0 at uhub4 port 2
>   : Atheros AR9280
>   athn0: rev 2 (2T2R), ROM rev 25, address e0:46:9a:0a:e1:58
>   athn0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
>   athn0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
>   athn0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
>   
>   anything that talks to it will hang though; ifconfig, wpa_supplicant, drvctl etc.
>   

What do you mean by hang? Can the processes be killed?

Can you break into ddb, or use crash(8), or gdb to find out what a hung 
process is waiting on?

Thanks,
Nick