[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
Re-enabled GSConnect and it seems fine now. Very strange. Anyway I think this can be closed. Apologies for the noise. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1809117

[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
Disabled the GSConnect extension and all seems fine now. I'll head over and raise the bug there. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1809117 Title: Screen

[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
Further to comment 5, I've had a further look in the live environment and it appears the screen isn't locked out when I switch user - so I can use Ctrl-Alt-F{1..8} to switch between things. This suggests to me that the screen-locking code path isn't getting tested when I try this from the Live

[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
Not a problem on live USB stick I installed from. I booted the live medium for Cosmic, set a password for the live user, created 'anotheruser' from the Settings panel, logged out and back in as the live session user. Clicked the User Menu -> Live Session User -> Switch User, and I was taken

[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
Despite my not selecting the option when I raised this, I do think this is a security issue because it can reveal on-screen data in a mode where it's expected it's all locked away. However I can't find an option to add the security flag to this bug report after the fact. -- You received this

[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
** Attachment added: "lspci -k -nn" https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1809117/+attachment/5223520/+files/lspci-k-nn.txt -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu.

[Bug 1809117] Re: Screen corruption on "Lock Screen" or "Switch User" command

2018-12-19 Thread Nick Booker
The VGA bit of lspci -k -nn 00:02.0 VGA compatible controller [0300]: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller [8086:0412] (rev 06) Subsystem: ASUSTeK Computer Inc. Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller