On Fri, Feb 28, 2020 at 01:06:00PM +0100, Andre Tomt wrote: > On 27.02.2020 14:35, Greg Kroah-Hartman wrote: > > This is the start of the stable review cycle for the 5.5.7 release. > > There are 150 patches in this series, all will be posted as a response > > to this one. If anyone has any issues with these being applied, please > > let me know. > > > > Responses should be made by Sat, 29 Feb 2020 13:21:24 +0000. > > Anything received after that time might be too late. > > There is something going on with USB in this release. My AMD X570 board is > constantly having ports stop working, while a older AMD X399 board seems > fine (maybe, there is an ATEN USB extender involved on the X570 system) > > I've only had time to do very rudimentary debugging, but reverting all usb > and xhci related patches seems to have solved it, eg: > > > usb-dwc2-fix-in-isoc-request-length-checking.patch > > usb-gadget-composite-fix-bmaxpower-for-superspeedplus.patch > > usb-dwc3-debug-fix-string-position-formatting-mixup-with-ret-and-len.patch > > usb-dwc3-gadget-check-for-ioc-lst-bit-in-trb-ctrl-fields.patch > > usb-dwc2-fix-set-clear_feature-and-get_status-flows.patch > > usb-hub-fix-the-broken-detection-of-usb3-device-in-smsc-hub.patch > > usb-hub-don-t-record-a-connect-change-event-during-reset-resume.patch > > usb-fix-novation-sourcecontrol-xl-after-suspend.patch > > usb-uas-fix-a-plug-unplug-racing.patch > > usb-quirks-blacklist-duplicate-ep-on-sound-devices-usbpre2.patch > > usb-core-add-endpoint-blacklist-quirk.patch > > xhci-fix-memory-leak-when-caching-protocol-extended-capability-psi-tables-take-2.patch > > xhci-apply-xhci_pme_stuck_quirk-to-intel-comet-lake-platforms.patch > > xhci-fix-runtime-pm-enabling-for-quirky-intel-hosts.patch > > xhci-force-maximum-packet-size-for-full-speed-bulk-devices-to-valid-range.patch > > usb-serial-ch341-fix-receiver-regression.patch > > usb-misc-iowarrior-add-support-for-the-100-device.patch > > usb-misc-iowarrior-add-support-for-the-28-and-28l-devices.patch > > usb-misc-iowarrior-add-support-for-2-oemed-devices.patch > > I might be able to narrow it down in a day or two. Narrowing it down would be good, try sticking with either the hub or xhci patches. And, 'git bisect' might make it easier. Also, does Linus's current tree show the same problems for you? thanks, greg k-h