The Bluetooth controller wakes up early when USB Controller is trying to suspend.
Please enable LE privacy before suspend, and see if it helps: $ btmgmt power off $ btmgmt privacy on $ btmgmt power on -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1823029 Title: [Dell XPS 15 9575] Occasionally fails to suspend and locks up instead To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1823029/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
