X11 fails in vnc extension in /usr/bin/Xorg (XkbHandleBell+0x8d) [0x5555556b5a1d]

Issue

X11 fails with the following backtrace in Xorg.log:

(EE) 
(EE) Backtrace:
(EE) 0: /usr/bin/Xorg (xorg_backtrace+0x55) [0x5555557040f5]
(EE) 1: /usr/bin/Xorg (QueuePointerEvents+0x52) [0x5555555c3892]
(EE) 2: /usr/lib64/xorg/modules/input/evdev_drv.so (0x7fffeaa79000+0x6017) [0x7fffeaa7f017]
(EE) 3: /usr/lib64/xorg/modules/input/evdev_drv.so (0x7fffeaa79000+0x6865) [0x7fffeaa7f865]
(EE) 4: /usr/bin/Xorg (0x555555554000+0x96448) [0x5555555ea448]
(EE) 5: /usr/bin/Xorg (0x555555554000+0xbed00) [0x555555612d00]
(EE) 6: /lib64/libc.so.6 (0x7ffff59c9000+0x35670) [0x7ffff59fe670]
(EE) 7: /lib64/libc.so.6 (__select+0x13) [0x7ffff5ab6993]
(EE) 8: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rdr11FdOutStream16writeWithTimeoutEPKvii+0xda) [0x7ffff34fabaa]
(EE) 9: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rdr11FdOutStream5flushEv+0x4c) [0x7ffff34fad0c]
(EE) 10: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rdr11FdOutStream7overrunEii+0x77) [0x7ffff34fa967]
(EE) 11: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rfb12SMsgWriterV38startMsgEi+0x4b) [0x7ffff34dd71b]
(EE) 12: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rfb10SMsgWriter9writeBellEv+0x12) [0x7ffff34dc862]
(EE) 13: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rfb16VNCSConnectionST11bellOrCloseEv+0x1d) [0x7ffff34ec6fd]
(EE) 14: /usr/lib64/xorg/modules/extensions/libvnc.so (_ZN3rfb11VNCServerST4bellEv+0x2f) [0x7ffff34ef66f]
(EE) 15: /usr/lib64/xorg/modules/extensions/libvnc.so (_Z7vncBellv+0x2e) [0x7ffff34af2ce]
(EE) 16: /usr/bin/Xorg (XkbHandleBell+0x8d) [0x5555556b5a1d]
(EE) 17: /usr/bin/Xorg (0x555555554000+0x501e1) [0x5555555a41e1]
(EE) 18: /usr/bin/Xorg (0x555555554000+0x5822e) [0x5555555ac22e]
(EE) 19: /usr/bin/Xorg (0x555555554000+0x5c15b) [0x5555555b015b]
(EE) 20: /lib64/libc.so.6 (__libc_start_main+0xf5) [0x7ffff59eab15]
(EE) 21: /usr/bin/Xorg (0x555555554000+0x466b1) [0x55555559a6b1]
(EE)