Bug#901563:
As suggested in https://github.com/amonakov/primus/issues/201 PRIMUS_UPLOAD=1 primusrun glxgears works for me -- Ricardo Ribalda
Bug#901563: bumblebee: using optirun introduces segfault in i965_dri.so
Package: bumblebee Version: 3.2.1-17 Severity: normal Dear Maintainer, Looks like after recent Mesa update in Sid, I cannot use optirun any more on laptop with i7-4710HQ and GM107M [GeForce GTX 860M] as it introduces crash for application run under it. Launching `optirun glxgears` makes glxgear