Hi,I bisected an issue down to commit f7fac17ca925 "xhci: Convert xhci_handshake() to use readl_poll_timeout_atomic()".
Setup: XPS 9370 + Thunderbolt dock Dell TB16 Issue:The laptop is unable to go to sleep. It never really goes to sleep and after a few seconds the USB dies.
Log: https://termbin.com/icix Cheers! -- Carlo Caione