https://bugs.kde.org/show_bug.cgi?id=460446
--- Comment #6 from k...@hurrikhan.eu ---
(In reply to Vlad Zahorodnii from comment #4)
> #4 0x00007f0e9a0cdd5c in KWin::Window::frameGeometryChanged(KWin::Window*,
> QRectF const&) (this=<optimized out>, _t1=<optimized out>, _t2=<optimized
> out>) at
> /usr/src/debug/kwin/build/src/kwin_autogen/include/moc_window.cpp:1671
> _a = {0x0, 0x7ffc31754ce8, 0x7ffc31754d70}
> #5 0x00007f0e9a10b557 in KWin::X11Window::moveResizeInternal(QRectF const&,
> KWin::Window::MoveResizeMode) (this=0x560a2411a130, rect=<optimized out>,
> mode=<optimized out>) at
> /usr/src/debug/kwin/kwin-5.26.0/src/x11window.cpp:4213
> frameGeometry = {xp = 448, yp = 183, w = 1024, h = -4294966499}
> oldBufferGeometry = {xp = 448, yp = 183, w = 1024, h = 797}
> oldFrameGeometry = {xp = 448, yp = 183, w = 1024, h = 797}
> oldClientGeometry = {xp = 448, yp = 212, w = 1024, h = 768}
> oldOutput = 0x560a23d08b10
> #6 0x00007f0e9a10a5dc in KWin::X11Window::getWmNormalHints()
> (this=0x560a2411a130) at
> /usr/src/debug/kwin/kwin-5.26.0/src/x11window.cpp:3705
> origClientGeometry = {xp = 448, yp = 212, w = 1024, h = 768}
> new_size = {wd = 1024, ht = -4294966499}
> hadFixedAspect = <optimized out>
>
> I wonder size hints are. Can you get the xprop output for the window?
>
> ---
>
> xcb_size_hints_t hints;
> xcb_icccm_size_hints_set_min_size(&hints, width, height);
> xcb_icccm_size_hints_set_max_size(&hints, width, width);
>
> I think that this code misses a line to zero initialize `hints`. However,
> garbage size hints should not crash kwin.
Indeed, I didn't notice I was missing the ={} after the hints.
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