Bug 70459

Summary: Fatal: failed to create compositor
Product: Wayland Reporter: U. Artie Eoff <ullysses.a.eoff>
Component: westonAssignee: Wayland bug list <wayland-bugs>
Status: VERIFIED FIXED QA Contact:
Severity: critical    
Priority: medium CC: leemgs, tomeu
Version: 1.3.0   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:

Description U. Artie Eoff 2013-10-14 16:56:34 UTC
Unable to execute suid Weston from any session context

----

$ weston --backend=drm-backend.so --tty 3
Date: 2013-10-14 PDT
[09:49:18.849] weston 1.3.0
               http://wayland.freedesktop.org/
               Bug reports to: https://bugs.freedesktop.org/enter_bug.cgi?product=Wayland&component=weston&version=1.3.0
               Build:  
[09:49:18.849] OS: Linux, 3.9.5-301.fc19.x86_64, #1 SMP Tue Jun 11 19:39:38 UTC 2013, x86_64
[09:49:18.850] Using config file '/home/uartie/Work/wayland/weston.ini'
[09:49:18.850] Loading module '/home/uartie/Work/wayland/install/lib/weston/drm-backend.so'
[09:49:18.852] initializing drm backend
[09:49:19.419] drm fd not master
[09:49:19.419] couldn't open /dev/dri/card0, skipping
[09:49:19.419] failed to initialize kms
[09:49:19.425] fatal: failed to create compositor

----

wayland (master) 1.3.0-0-g2c3dbb8
drm (master) 2.4.47-0-g951ebe0
mesa (master) heads/master-0-g53904c6
libva (master) heads/master-0-g73a11b3
intel-driver (master) heads/master-0-g01b39f7
weston (master) heads/master-0-gbcfd07b
Comment 1 U. Artie Eoff 2013-10-14 20:53:06 UTC
First bad commit:

commit 0b12db5f519a347ce0e1d5262e0cb2e9e2cc6990
Author: Tomeu Vizoso <tomeu@tomeuvizoso.net>
Date:   Wed Oct 9 11:30:57 2013 +0200

    launcher: Wrap drmGetMagic and drmAuthMagic so we can build without libdrm
Comment 2 Kristian Høgsberg 2013-10-14 20:58:04 UTC
commit 876c75f1fabe77b2b190d4c62305428b8099b689
Author: Kristian Høgsberg <krh@bitplanet.net>
Date:   Mon Oct 14 13:57:44 2013 -0700

    launcher: Fix reverted sense of drm_check_master() wrapper
    
    Also rename to drm_is_master() to make it clearer what we're checking.
    
    https://bugs.freedesktop.org/show_bug.cgi?id=70459
Comment 3 U. Artie Eoff 2013-10-15 14:40:34 UTC
Leaving open until the patch is backported to 1.3 branch.
Comment 4 Kristian Høgsberg 2013-10-15 19:23:41 UTC
(In reply to comment #3)
> Leaving open until the patch is backported to 1.3 branch.

File it against 1.3 then.
Comment 5 Kristian Høgsberg 2013-10-21 21:15:42 UTC
Bug picked to 1.3 branch now, closing.

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