[   25.805919] vboxdrv: Found 2 processor cores.
[   25.806098] vboxdrv: fAsync=1 offMin=0x6bb3c offMax=0x6bb3c
[   25.806222] vboxdrv: TSC mode is 'asynchronous', kernel timer mode is 'normal'.
[   25.806224] vboxdrv: Successfully loaded version 4.2.6 (interface 0x001a0004).
[   26.020625] vboxpci: IOMMU not found (not registered)
[   26.514382] init: plymouth-stop pre-start process (1915) terminated with status 1
[ 8963.853480] show_signal_msg: 54 callbacks suppressed
[ 8963.853488] update-manager[4930]: segfault at 7f03753819ec ip 00007f0378fe38c2 sp 00007f0371425010 error 6 in libapt-pkg.so.4.12.0[7f0378f15000+11c000]