Bug reproduced on Xubuntu 16.04, Inkscape 0.91 and lp:inkscape/0.92.x rev. 15059 (gtk2). Not reproduced with lp:inkscape rev. 15095 (gtk3).
Since the trunk has switched to gtk3, the bug can be considered fixed in Inkscape 0.93.
Bug reproduced on Xubuntu 16.04, Inkscape 0.91 and lp:inkscape/0.92.x rev. 15059 (gtk2).
Not reproduced with lp:inkscape rev. 15095 (gtk3).
Since the trunk has switched to gtk3, the bug can be considered fixed in Inkscape 0.93.