Bug 47206

Summary: [SNA] sna_blt_copy_init: Assertion `blt->pitch[0] < 32767' failed
Product: xorg Reporter: Da Fox <da.fox.mail>
Component: Driver/intelAssignee: Chris Wilson <chris>
Status: RESOLVED FIXED QA Contact: Xorg Project Team <xorg-team>
Severity: normal    
Priority: medium CC: ben, chris, daniel, jbarnes
Version: git   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
Backtrace of crash with gdb attached none

Description Da Fox 2012-03-11 08:29:34 UTC 
When visiting the following webpage in firefox, and scrolling down the page, an assertion triggers: http://porta.de/ .

src/sna/sna_blt.c:273: sna_blt_copy_init: Assertion `blt->pitch[0] < 32767' failed.



My hardware is a Dell XPS 15 (L502x) laptop with:
00:02.0 VGA compatible controller: Intel Corporation Device 0116 (rev 09)
[    13.803] (II) intel(0): Integrated Graphics Chipset: Intel(R) Sandybridge
Mobile (GT2)

Software versions:
xf86-video-intel: c25a3f7f46010660f441070ab7b9d5d1bc39ed0d
X.org server: x11-base/xorg-server-1.11.2-r2 (gentoo)
Comment 1 Da Fox 2012-03-11 08:30:35 UTC 
Created attachment 58287 [details]
Backtrace of crash with gdb attached
Comment 2 Chris Wilson 2012-03-11 12:56:19 UTC 
commit 8136bc5e113ae06c30def3c91b1615e5fab8af44
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Sun Mar 11 19:45:55 2012 +0000

    sna: Make the maximum BLT pitch assertions consistent
    
    The maximum permissibly BLT pitch value is 32767, so make the assertions
    match...
    
    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=47206
    Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

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