Here with xterm:
2020-04-17 23:54:19,389 updateprop(geometry, (269, 1127, 505, 355)) previous value=(269, 1127, 499, 316) WindowModel.do_xpra_configure_event(<X11:ConfigureNotify {'send_event': '0', 'serial': '0xf85', 'delivered_to': '0x600022', 'window': '0x600022', 'x': '0', 'y': '0', 'width': '505', 'height': '355', 'border_width': '0', 'above': '0'}>) corral=0x40001c, client=0x600022, managed=True resize_corral_window() moving corral window from (269, 1127) to (0, 0)
Caused by r26055 (ticket:2697#comment:4), reverted in r26141.
this ticket has been moved to: https://github.com/Xpra-org/xpra/issues/2734