Created attachment 159552 [details] a libinput record of the input data leading to the hang SUMMARY *** NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols. See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports *** STEPS TO REPRODUCE 1. connect the Wacom Intuos BT device via bluetooth 2. hover the pen over the pad, the cursor should move around as expected 3. touch the pad and move around for 2-3 seconds, the system will freeze. OBSERVED RESULT CPU usage rises (fan speed ramps up), at the same time the system will hang, requiring a sys-rq E to recover. journalctl shows problems with event handling: kwin_wayland: kwin_libinput: Libinput: client bug: timer proxout: scheduled expiry is in the past (-107324ms), your system is too slow kwin_wayland: kwin_libinput: Libinput: libinput bug: timer proxout: offset more than 5s, now 109583 expire 1271308272 kernel: sched: RT throttling activated EXPECTED RESULT input should work without delay or freezing. SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.27.5 KDE Frameworks Version: 5.106.0 Qt Version: 5.15.9 Kernel Version: 6.3.6-arch1-1 (64-bit) Graphics Platform: Wayland ADDITIONAL INFORMATION I've recorded some input using libinput record, although replaying never reproduces the issue (system hang), I only see the input and a discontinuity in the recording at the point when the system froze.
Created attachment 159553 [details] journalctl -f output
Created attachment 159554 [details] list of installed packages
(In reply to simon.graber from comment #0) > Created attachment 159552 [details] > a libinput record of the input data leading to the hang > > SUMMARY > *** > NOTE: If you are reporting a crash, please try to attach a backtrace with > debug symbols. > See > https://community.kde.org/Guidelines_and_HOWTOs/Debugging/ > How_to_create_useful_crash_reports > *** > > > STEPS TO REPRODUCE > 1. connect the Wacom Intuos BT device via bluetooth > 2. hover the pen over the pad, the cursor should move around as expected > 3. touch the pad and move around for 2-3 seconds, the system will freeze. > > OBSERVED RESULT > CPU usage rises (fan speed ramps up), at the same time the system will hang, > requiring a sys-rq E to recover. > journalctl shows problems with event handling: > kwin_wayland: kwin_libinput: Libinput: client bug: timer proxout: scheduled > expiry is in the past (-107324ms), your system is too slow > kwin_wayland: kwin_libinput: Libinput: libinput bug: timer proxout: offset > more than 5s, now 109583 expire 1271308272 > kernel: sched: RT throttling activated > > EXPECTED RESULT > input should work without delay or freezing. > > SOFTWARE/OS VERSIONS > Operating System: Arch Linux > KDE Plasma Version: 5.27.5 > KDE Frameworks Version: 5.106.0 > Qt Version: 5.15.9 > Kernel Version: 6.3.6-arch1-1 (64-bit) > Graphics Platform: Wayland > > > ADDITIONAL INFORMATION > I've recorded some input using libinput record, although replaying never > reproduces the issue (system hang), I only see the input and a discontinuity > in the recording at the point when the system froze. Hi, I have the exact same issue with a Wacom Intuos S. I've tested it on Plasma and Hyprland. The problem persists on both. However not under X11 (KDE Plasma). Furthermore it only occurs when I connect it via Bluetooth. The cable connection works fine. SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.27.5 KDE Frameworks Version: 5.106.0 Qt Version: 5.15.9 Kernel Version: 6.1.33-1-lts-arch (64-bit) Graphics Platform: Wayland
See https://gitlab.freedesktop.org/libinput/libinput/-/issues/901
(In reply to Nicolas Fella from comment #4) > See https://gitlab.freedesktop.org/libinput/libinput/-/issues/901 Thanks for the link. I haven't found this