As per
Stack trace of thread 7805:
#0 0x000056269ce737a4 miPointerSetPosition (Xorg + 0x587a4)
[ ... ]
I believe this might be this one? https://gitlab.freedesktop.org/xorg/xserver/-/issues/1260
A fix has been merged 9 months ago; https://gitlab.freedesktop.org/xorg/xserver/-/commit/dc7cb45482cea6ccec22d117ca0b489500b4d0a0. I’m fairly new (again) to the Arch side and do not know how to quickly check if that’s already in what you are running.