linux-kernel - Re: peak_usb: urb aborted

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Date:   Thu, 14 Apr 2022 14:21:57 -0400
From:   Paul Thomas <pthomas8589@...il.com>
To:     Oliver Hartkopp <socketcan@...tkopp.net>
Cc:     linux-can@...r.kernel.org,
        Stéphane Grosjean <s.grosjean@...k-system.com>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>,
        support@...k-system.com
Subject: Re: peak_usb: urb aborted

> On 08.04.22 18:35, Paul Thomas wrote:
> > Folks,
> >
> > I'm using a PCAN-USB adapter, and it seems to have a lot of trouble
> > under medium load. I'm getting these urb aborted messages.
> > [125054.082248] peak_usb 3-2.4.4:1.0 can0: Rx urb aborted (-71)
> > [125077.886850] peak_usb 3-2.4.4:1.0 can0: Rx urb aborted (-32)
>
> As I run the same hardware here it is very likely that you have a faulty
> CAN bus setup with
>
> - wrong bitrate setting / sample points / etc
> - wrong or no termination
> - missing or wrong configured (other) CAN nodes
Thanks Oliver, this might have been it, I'm using 1Mbit (up from
100kbit) on a different board, and not getting those errors.

>
> I added the maintainer of the PEAK USB adapter (Stephane) to the
> recipient list.
>
> Having the linux-can mailing list and Stephane in the recipient list is
> sufficient to answer the above details.
>
> Regards,
> Oliver
>