Re: kern/22646 (Panic in ohci_add_done())

[Nick Hudson <nick.hudson%gmx.co.uk@localhost>]

On 24-Apr-16 1:30 PM, Andreas Gustafsson wrote:
> The following reply was made to PR kern/22646; it has been noted by GNATS.
>
> From: Andreas Gustafsson <gson%gson.org@localhost>
> To: Nick Hudson <skrll%netbsd.org@localhost>
> Cc: gnats-bugs%NetBSD.org@localhost
> Subject: Re: kern/22646 (Panic in ohci_add_done())
> Date: Sun, 24 Apr 2016 15:29:08 +0300
>
>   Nick Hudson wrote:
>   > Can you increase USBHIST_SIZE
>   
>   To how much?  500000?
That should do it. :)
>   
>   > and set usbdebug to 5
>   
>   Like this?
>   
>     sysctl -w hw.ohci.debug=10
>     sysctl -w hw.usb.debug=5
yeah.

>   
>   Also, if you would like me to run some gdb commands against the kernel
>   core file (have symbols), or make the core and kernel available for
>   download, just let me know.

The bus lock is being held forever as ohci_softintr gets stuck in an 
infinite loop.

Nick