Please don't forget to keep the mailing list on Cc! On 22.02.2022 15:30:33, Michael Anochin wrote: > > > You can add a netdev_error() to report the error if > Done, m_can_rx_peripheral(dev) returns each time normally with 0. > I added netdev_err also after out_fail in m_can_isr, but it fires no error > in dmesg after NOBUFS. > > The curious thing is that it fails in the other place. > > Sometimes I see > [ 9945.908861] tcan4x5x spi4.0 can1: can_put_echo_skb: BUG! echo_skb 11 is > occupied! > > But I think, it is not my problem. This should not happen. Especially with the tcan driver. In a previous mail you stated that you are using the following mram config: | bosch,mram-cfg = <0x0 0 0 16 0 0 1 1>; is this still the case? This is inconsistent with the above error message. regards, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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