#0  intel_put_master (scrn=<optimized out>) at ../../src/intel_device.c:670
  [Error: ../../src/intel_device.c was not found in source tree]
#1  0x00007f2625ffb639 in I830LeaveVT (arg=0x7f262bd0c760) at ../../../src/uxa/intel_driver.c:1090
  [Error: ../../../src/uxa/intel_driver.c was not found in source tree]
#2  0x00007f262694e6fe in ?? ()
#3  0x00007f262bd0f700 in ?? ()
#4  0x00007f262692c71a in ?? ()
#5  0x00007f262bcaf030 in ?? ()
#6  0x00007f262bcc8f90 in ?? ()
#7  0x00009d135f8329d0 in ?? ()
#8  0x00007f262bd0e0e8 in ?? ()
#9  0x00007f262bd0ce80 in ?? ()
#10 0x00007f262a275702 in pci_device_vgaarb_set_target (dev=0x7f262bd0c760) at ../../src/common_vgaarb.c:245
  [Error: ../../src/common_vgaarb.c was not found in source tree]
#11 0x00007fff5f83318c in ?? ()
#12 0x0000000000000004 in ?? ()
#13 0x00007f262afee415 in AbortDDX (error=error@entry=EXIT_ERR_ABORT) at ../../../../hw/xfree86/common/xf86Init.c:1145
  [Error: ../../../../hw/xfree86/common/xf86Init.c was not found in source tree]
#14 0x00007f262b10dc62 in AbortServer () at ../../os/log.c:770
  [Error: ../../os/log.c was not found in source tree]
#15 0x00007f262b10eac8 in FatalError (f=f@entry=0x7f262b139668 "Caught signal %d (%s). Server aborting\n") at ../../os/log.c:911
  [Error: ../../os/log.c was not found in source tree]
#16 0x00007f262b10622c in OsSigHandler (signo=11, sip=<optimized out>, unused=<optimized out>) at ../../os/osinit.c:147
  [Error: ../../os/osinit.c was not found in source tree]
#17 <signal handler called>
#18 intel_get_master (scrn=scrn@entry=0x7f262bd0c760) at ../../src/intel_device.c:646
  [Error: ../../src/intel_device.c was not found in source tree]
#19 0x00007f2625ffb869 in I830EnterVT (arg=0x7f262bd0c760) at ../../../src/uxa/intel_driver.c:1102
  [Error: ../../../src/uxa/intel_driver.c was not found in source tree]
#20 0x00007f2625ffbde1 in I830ScreenInit (screen=0x7f262bd16310, argc=1, argv=0x7f262b3a50c0 <AllSockets>) at ../../../src/uxa/intel_driver.c:1060
  [Error: ../../../src/uxa/intel_driver.c was not found in source tree]
#21 0x00007f262694e502 in ?? ()
#22 0x00007f262bd0a990 in ?? ()
#23 0x00007fff5f8334c8 in ?? ()
#24 0x00007f262bd0f700 in ?? ()
#25 0x00007f262bd0f020 in ?? ()
#26 0x00007f262bd0c760 in ?? ()
#27 0x00007f262be6bc70 in ?? ()
#28 0x000000000000000b in ?? ()
#29 0x00007f262692add8 in ?? ()
#30 0x00007fff0000007c in ?? ()
#31 0x00007f2628e2f760 in ?? () from /tmp/apport_sandbox_uRZe3N/lib/x86_64-linux-gnu/libc.so.6
#32 0x0000000000000010 in ?? ()
#33 0x00009d1100000000 in ?? ()
#34 0x0000000000000000 in ?? ()