Xorg crashed with SIGABRT in __sna_dri2_copy_region()

[Simon Quigley]

Apport popped up while logging in.

ProblemType: Crash
DistroRelease: Ubuntu 15.10
Package: xserver-xorg-core 2:1.17.2-1ubuntu9
ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
Uname: Linux 4.2.0-16-generic i686
ApportVersion: 2.19.1-0ubuntu2
Architecture: i386
CrashCounter: 1
Date: Sat Oct 17 10:28:53 2015
ExecutablePath: /usr/bin/Xorg
ProcCmdline: /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
ProcEnviron:

Signal: 6
SourcePackage: xorg-server
StacktraceTop:
 ?? () from /usr/lib/xorg/modules/drivers/intel_drv.so
 ?? () from /usr/lib/xorg/modules/drivers/intel_drv.so
 DRI2SwapBuffers ()
 ?? ()
 ?? ()
Title: Xorg crashed with SIGABRT in DRI2SwapBuffers()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 __sna_dri2_copy_region (sna=0xb6c09000, draw=<optimized out>, region=<optimized out>, region@entry=0x0, src=0x80d4b1c8, dst=0x80d33610, flags=4) at ../../../src/sna/sna_dri2.c:1331
 __sna_dri2_copy_event (flags=4, info=0x80ee47f0) at ../../../src/sna/sna_dri2.c:173
 sna_dri2_immediate_blit (sync=false, info=0x80ee47f0, sna=0xb6c09000) at ../../../src/sna/sna_dri2.c:2652
 sna_dri2_schedule_swap (client=0x80f2d240, draw=0x80f8dd90, front=0x80d33610, back=0x80d4b1c8, target_msc=0xbfa63318, divisor=0, remainder=0, func=0x80243730 <DRI2SwapEvent>, data=0x80f8dd90) at ../../../src/sna/sna_dri2.c:3288
 DRI2SwapBuffers (client=0x80f2d240, pDraw=0x80f8dd90, target_msc=0, divisor=0, remainder=0, swap_target=0xbfa633c0, func=0x80243730 <DRI2SwapEvent>, data=0x80f8dd90) at ../../../../hw/xfree86/dri2/dri2.c:1163

[Timo Aaltonen (tjaalton)]

try with the latest xenial driver version

https://launchpad.net/ubuntu/+source/xserver-xorg-video-intel/2:2.99.917+git20151217-1~exp1ubuntu1

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.