Dan Williams <dcbw@xxxxxxxxxx> writes: >> The problems seem to be accompanied by `cdc_mbim 1-6:1.0: nonzero urb >> status received: -EPIPE` in dmesg. > > I'll let Bjorn address this specific EPIPE issue. Thanks, but I'm a bit lost here. I guess it means that we try to read from the device without any data being available. But I don't see how that can happen in v4.11.4 since it has the revert of 833415a3e781 ("cdc-wdm: fix "out-of-sync" due to missing notifications") Bjørn -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html