Am Mittwoch, den 27.09.2017, 14:14 +0800 schrieb Daniel Drake: > There are no errors in the logs showing any suspend/resume-related issues. > When the system wakes up due to the modem, log-wise it appears to be a > normal resume. > > Does anyone have any suggestions for how we can investigate further, or how > we should workaround this issue in upstreamable form? Hi, unfortunately you left out the most important information 1) kernel version? 2) driver used? 3) device descriptors (lsusb) 4) s2idle or S3? Regards Oliver -- 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