Here’s journalctl -f a few minutes after the freeze happened (clock stopped at 15:06). I don’t know if that’s helpful.
Sep 16 15:12:15 user-pc kwin_x11[490]: Could not attach Keys property to: PlasmaQuick::Dialog(0x555f95e82b40) is not an Item
Sep 16 15:12:15 user-pc kwin_x11[490]: file:///usr/share/plasma/look-and-feel/org.kde.breeze.desktop/contents/windowswitcher/WindowSwitcher.qml:62:17: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo() { … }
Sep 16 15:12:15 user-pc kwin_x11[490]: file:///usr/lib/qt/qml/QtQuick/Controls/Styles/Plasma/ScrollViewStyle.qml:60:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo() { … }
Sep 16 15:12:15 user-pc kwin_x11[490]: Qt Quick Layouts: Detected recursive rearrange. Aborting after two iterations.
Sep 16 15:12:15 user-pc kwin_x11[490]: file:///usr/lib/qt/qml/org/kde/plasma/components/Highlight.qml:47:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo() { … }
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48146, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48147, resource id: 12583118, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48148, resource id: 12583118, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48149, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48150, resource id: 12583120, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48151, resource id: 12583120, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48152, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48153, resource id: 12583122, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48154, resource id: 12583122, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48155, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48156, resource id: 12583124, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48157, resource id: 12583124, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48158, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48159, resource id: 12583126, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48160, resource id: 12583126, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48161, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48162, resource id: 12583128, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48163, resource id: 12583128, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48164, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48165, resource id: 12583130, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48166, resource id: 12583130, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 2 (BadValue), sequence: 48167, resource id: 0, major code: 53 (CreatePixmap), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48168, resource id: 12583132, major code: 55 (CreateGC), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: qt.qpa.xcb: QXcbConnection: XCB error: 9 (BadDrawable), sequence: 48169, resource id: 12583132, major code: 72 (PutImage), minor code: 0
Sep 16 15:12:15 user-pc kwin_x11[490]: Qt Quick Layouts: Detected recursive rearrange. Aborting after two iterations.
Sep 16 15:12:16 user-pc kwin_x11[490]: Qt Quick Layouts: Detected recursive rearrange. Aborting after two iterations.
Sep 16 15:12:16 user-pc kwin_x11[490]: file:///usr/lib/qt/qml/org/kde/plasma/components/Highlight.qml:47:5: QML Connections: Implicitly defined onFoo properties in Connections are deprecated. Use this syntax instead: function onFoo() { … }
Sep 16 15:12:16 user-pc kwin_x11[490]: Qt Quick Layouts: Detected recursive rearrange. Aborting after two iterations.