[   70.632707] vboxdrv: Trying to deactivate the NMI watchdog permanently...
[   70.632710] vboxdrv: Successfully done.
[   70.632712] vboxdrv: Found 4 processor cores.
[   70.632768] VBoxDrv: dbg - g_abExecMemory=ffffffffa03a5a20
[   70.632809] vboxdrv: fAsync=0 offMin=0x4f0 offMax=0x1656
[   70.632982] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   70.632984] vboxdrv: Successfully loaded version 3.0.12 (interface 0x00110000).
[   70.847700] VBoxNetFlt: dbg - g_abExecMemory=ffffffffa0544900
[   70.857458] VBoxNetAdp: dbg - g_abExecMemory=ffffffffa05650a0
[   70.903106] ppdev: user-space parallel port driver
[   72.581906] hda-intel: IRQ timing workaround is activated for card #1. Suggest a bigger bdl_pos_adj.
[ 2162.527071] __ratelimit: 3 callbacks suppressed
[ 2162.527081] firefox-bin[2563]: segfault at 8e4b968 ip 00007f2e0ef3ac98 sp 00007ffffa74b330 error 4 in libX11.so.6.3.0[7f2e0ef03000+131000]