Re: Bug#929834: Buster/XFCE unlock screen is blank

2019-06-03 Thread Paul Wise
On Tue, Jun 4, 2019 at 4:12 AM Yves-Alexis Perez wrote: > My gut feeling is that light-locker just uses codepaths not really used > otherwise, like vt-switch at the same time as suspend/resume or screen off/on. > Unfortunately debugging i915 is completely out of my league (and I already > tried

Re: Bug#929834: Buster/XFCE unlock screen is blank

2019-06-03 Thread Yves-Alexis Perez
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On Mon, 2019-06-03 at 12:59 -0700, Russ Allbery wrote: > Ah, good call. I was also seeing other problems with the Intel driver in > combination with light-locker where the monitor resolution would be set to > some incorrect value after restore from

Re: Bug#929834: Buster/XFCE unlock screen is blank

2019-06-03 Thread Russ Allbery
Yves-Alexis Perez writes: > Actually it seems to me that the bug is a bad interaction with light- > locker/lightdm locking system (which relies on vt switch) and the Intel > driver. It only seems to happens on this driver, and I think it's also > been reproduced just by doing vt-switches (but

Re: Bug#929834: Buster/XFCE unlock screen is blank

2019-06-03 Thread Yves-Alexis Perez
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On Mon, 2019-06-03 at 21:55 +0200, Yves-Alexis Perez wrote: > I noted Andreas raised the severity, but I hope someone has an idea how to fix > that because I don't. Also, since it was posted on -devel, I guess there's a bit of exposure: if some

Re: Bug#929834: Buster/XFCE unlock screen is blank

2019-06-03 Thread Yves-Alexis Perez
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On Fri, 2019-05-31 at 18:32 -0700, Russ Allbery wrote: > This appears to be a bug in light-locker specifically, which is the > default screen lock program with XFCE with lightdm. See, for instance: > >