Re: ucom_free Fatal trap on shutdown / module unload

On 06/23/14 07:34, Lundberg, Johannes wrote:
> I added some logging to see what is going on and this is what I got (none
> of the proposed solution solved the problem)
>
> uhso_detach gets called 7 times (for oid 0-6). It crashes the 2nd time on
> the call usbd_transfer_unsetup(sc->sc_xfer, 3);
>

Hi,

You are running -stable presumably?

Can you set hw.usb.debug=16 and collects the 10 last prints before the 
panic, and backtrace would be nice too. This does not happen when you 
unplug the device, correct?

--HPS

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