If I am reading this right, Slackware 15.0 is already fixed:
% uname -a Linux XXXX 5.15.223 #1 SMP PREEMPT Thu Oct 22 00:03:07 CDT 2026 x86_64 Intel(R) Core(TM) i7-4810MQ CPU @ 2.80GHz GenuineIntel GNU/Linux
You’re still on slackware? I’ve not thought about it in years! How’re things over there?