This is a note to let you know that I've just added the patch titled ACPI: processor: idle: fix lockup regression on 32-bit ThinkPad T40 to the 5.16-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: acpi-processor-idle-fix-lockup-regression-on-32-bit-thinkpad-t40.patch and it can be found in the queue-5.16 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it.