Created attachment 123148 [details] screen freeze On xfce, Intel HD 4000 with DRI 3 - laptop freezes. Step to reproduce: 1) Enable DRI 3, add Option "DRI" "3" and Option "TearFree" "true" to xorg file. 2) Reboot 3) Install virtualgl. In terminal, open glxspheres64. Open chromium, take tab and start moving it quickly across the screen. 4) Screen freeze. Screenshot: http://s31.postimg.org/iauoa088p/20160422_132257.jpg With "DRI" "2" system not freezes, but moving windows is delayed and there are white color graphic artifacts from the top(its not tearing, i know this), when you drive the cursor on the background of this video: https://www.youtube.com/watch?v=cuXsupMuik4(watch in 1080p60). With uxa everything ok. Lenovo Y580, Intel HD4000, Intel core i7 3610qm. Kernel 4.4.8, 4.6rc4, mesa 11.2.1-1, xf86-video-intel 1:2.99.917+631+gf2a4645-0.1, xorg-server 1.17.4-2, manjaro xfce. My xorg file: Section "Device" Identifier "Device0" Driver "intel" BusID "PCI:0:2:0" Option "AccelMethod" "sna" Option "DRI" "3" Option "TearFree" "true" EndSection Section "DRI" Group "video" Mode 0666 EndSection Section "Extensions" Option "Composite" "Enable" Option "RENDER" "Enable" EndSection Section "InputClass" Identifier "Keyboard Defaults" MatchIsKeyboard "yes" Option "XkbOptions" "terminate:ctrl_alt_bksp" EndSection
commit 29b70ccdf67ee7afa19bed26de8678476ba94f6e Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Sun Apr 17 15:02:46 2016 +0100 sna/present: Fix requeuing after interrupting TearFree Increment the target_msc by one, not the last known msc! Reported-by: Rafael Ristovski <rafael.ristovski@gmail.com> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> commit 562ae1f29fd4946c5204bacc9eaa4ee13e809753 Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Mon Apr 18 20:56:05 2016 +0100 sna/present: Postpone recursed vblank during TearFree by 1ms Avoid postponing until the next vblank to avoid continually recursing every TearFree update, and to minimise the presentation delay. References: https://bugs.freedesktop.org/show_bug.cgi?id=94982 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Created attachment 123149 [details] xorg log file with error Xorg log file with error
In Antergos, Kernel 4.5.1, mesa 11.2.1-1, xf86-video-intel 1:2.99.917+636+g562ae1f-1, xorg-server 1.18.3-1, with Option "TearFree" "true" system NOT freezes.
*** This bug has been marked as a duplicate of bug 94982 ***
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