Other than these exception:
nouveau E[vlc[391]] push 0 buffer not in list
traps: vlc[393] general protection ip:7fee42409adf sp:7fee3b107808 error:0 in
libdrm_nouveau.so.2.0.0[7fee42407000+6000]
"Reset Preferences"
i.e.
rm ~/.config/vlc/vlcrc
was suffice to solve nouveau-tubbies.