cat /var/log/Xorg.0.log | grep WW
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[2026-05-16 08:54:50] (WW) Hotplugging is on, devices using drivers 'kbd', 'mouse' or 'vmmouse' will be disabled.
[2026-05-16 08:54:50] (WW) Disabling Keyboard0
[2026-05-16 08:54:50] (WW) Disabling Mouse0
[2026-05-16 08:54:50] (WW) seat-libseat: libseat integration requires -keeptty which was not provided, disabling
[2026-05-16 08:54:51] (WW) LoadModule: If you are using one of the legacy branches of the nvidia proprierary DDX driver (e.g. 470, 390, 340, etc.)
[2026-05-16 08:54:51] (WW) LoadModule: you need to build Xlibre with -Dlegacy_nvidia_padding=true
[2026-05-16 08:54:51] (WW) LoadModule: Otherwise, you will get a segmentation fault due to the abi mismatch between the new X server abi and the one these old drivers are compiled against.
[2026-05-16 08:54:51] (WW) LoadModule: If you are using one of the maintained branches of the nvidia nvidia kernel drivers,
[2026-05-16 08:54:51] (WW) LoadModule: you can try using the in-tree, open-source modesetting DDX driver instead of the proprietary nvidia DDX driver.
[2026-05-16 08:54:51] (WW) LoadModule: Implicitly ignoring abi mismatch for the nvidia proprierary DDX driver
[2026-05-16 08:54:51] (WW) NVIDIA: This server has an unsupported input driver ABI version (have 26.0, need < 25.0). The driver will continue to load, but may behave strangely.
[2026-05-16 08:54:51] (WW) VGA arbiter: cannot open kernel arbiter, no multi-card support
[2026-05-16 08:54:52] (WW) NVIDIA(0): Option "PrimaryGPU" is not used
[2026-05-16 08:54:59] (WW) ProcXkbGetKbdByName() childbuf size (6580) mismatch mrep size (6588 // 1647 units)
[2026-05-16 08:54:59] (WW) ProcXkbGetKbdByName() childbuf size (6580) mismatch mrep size (6588 // 1647 units)