Thank you for taking your time to report this bug and help make Ubuntu better. Can you please provide us with the following information in order to proceed further?
1. lsusb -v > ~/lsusb-v
2. dmesg > ~/dmesg
3. cp /var/log/Xorg.0.log ~/Xorg.0.log
4. 4. strace when gdm hangs at the login screen, either using [1] or [2]
Thank you for taking your time to report this bug and help make Ubuntu better. Can you please provide us with the following information in order to proceed further?
1. lsusb -v > ~/lsusb-v
2. dmesg > ~/dmesg
3. cp /var/log/Xorg.0.log ~/Xorg.0.log
4. 4. strace when gdm hangs at the login screen, either using [1] or [2]
[1] https:/ /wiki.ubuntu. com/Strace /wiki.ubuntu. com/X/Backtraci ng
[2] https:/
This bug is closely related to bug #271138 and hence can be marked a duplicate of it. Thank you in advance.