I have the same hardware (Dell XPS13 9333) and very similar problem which I
think appears when application uses hardware acceleration.
My software versions is slightly different
xserver-xorg-core-lts-vivid 2:1.17.1-0ubuntu3.1~trusty1
xserver-xorg-video-intel-lts-vivid
2:2.99.917-1~exp1ubuntu2.2~trusty1
linux-image-3.19.0-30-generic 3.19.0-30.34~14.04.1
[ 5655.180] (EE)
[ 5655.181] (EE) Backtrace:
[ 5655.185] (EE) 0: /usr/bin/X (xorg_backtrace+0x48) [0x7fbce7ac3f08]
[ 5655.185] (EE) 1: /usr/bin/X (0x7fbce7923000+0x1a4f39) [0x7fbce7ac7f39]
[ 5655.185] (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (0x7fbce5aa3000+0x36d40)
[0x7fbce5ad9d40]
[ 5655.186] (EE) 3: /usr/lib/xorg/modules/drivers/intel_drv.so
(0x7fbce18a1000+0x44c92) [0x7fbce18e5c92]
[ 5655.186] (EE) 4: /usr/bin/X (TypeMask+0x0) [0x7fbce7d60fd0]
[ 5655.186] (EE)
[ 5655.187] (EE) Segmentation fault at address 0xe1c1aae0
[ 5655.187] (EE)
Fatal server error:
[ 5655.187] (EE) Caught signal 11 (Segmentation fault). Server aborting
[ 5655.187] (EE)
[ 5655.187] (EE)
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 5655.187] (EE) Please also check the log file at "/var/log/Xorg.0.log" for
additional information.
[ 5655.187] (EE)
[ 5655.188] (II) AIGLX: Suspending AIGLX clients for VT switch
[ 5655.195] (EE) Server terminated with error (1). Closing log file.
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https://bugs.launchpad.net/bugs/1500144
Title:
Xorg crashed with SIGSEGV
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