bluetooth crash between restarting stuff...coincidence?

root@intel-corei7-64:~# systemctl --user stop HomeScreenAppFrameworkBinderAGL
root@intel-corei7-64:~# systemctl --user stop InputEventManager
root@intel-corei7-64:~# systemctl --user stop WindowManager.path
root@intel-corei7-64:~# systemctl --user stop WindowManager
root@intel-corei7-64:~# systemctl --user stop HomeScreen
root@intel-corei7-64:~# systemctl restart weston
[ 1268.604645] QSGRenderThread[1944]: segfault at 0 ip 00007f059a07950b sp 00007f058975f660 error 4 in libQt5Core.so.5.8.0[7f0599fcd000+528000]
[ 1268.604699] audit: type=1701 audit(1498892501.944:8): auid=0 uid=0 gid=0 ses=2 subj=User::App::mixer pid=1944 comm="QSGRenderThread" exe="/var/local/lib/afm/applications/mixer/0.1/bin/mixer" sig=11
root@intel-corei7-64:~# systemctl --user start HomeScreenAppFrameworkBinderAGL
root@intel-corei7-64:~# systemctl --user stop WindowManager.path[ 1288.834809] pulseaudio[964]: segfault at c0 ip 00007f887f6b36aa sp 00007ffcff2b21f0 error 4 in libbluez5-util.so[7f887f6af000+13000]
[ 1288.848374] audit: type=1701 audit(1498892522.180:9): auid=0 uid=0 gid=0 ses=2 subj=System pid=964 comm="pulseaudio" exe="/usr/bin/pulseaudio" sig=11
root@intel-corei7-64:~# systemctl --user start InputEventManager
root@intel-corei7-64:~# systemctl --user start WindowManager.path
root@intel-corei7-64:~# systemctl --user start WindowManager
root@intel-corei7-64:~# systemctl --user start HomeScreen