I was using iAntivirus from the Mac App Store but i switched to Avast last night for 30 or 40$. And when it restarts there is a screen with multiple languages saying it restarted because of a problem. Here is the output from the Terminal:
Index Refs Address Size Wired Name (Version) <Linked Against>
116 0 0xffffff7f807b6000 0x5000 0x5000 com.Cycling74.driver.Soundflower (1.5.2) <94 5 4 3>
124 0 0xffffff7f81df2000 0x6000 0x6000 com.avast.AvastFileShield (1.0.1) <5 4 1>
125 0 0xffffff7f81df8000 0x3000 0x3000 com.avast.PacketForwarder (1.3) <4 1>
129 3 0xffffff7f81dfb000 0x36000 0x36000 org.virtualbox.kext.VBoxDrv (4.1.16) <7 5 4 3 1>
130 0 0xffffff7f81e31000 0x8000 0x8000 org.virtualbox.kext.VBoxUSB (4.1.16) <129 46 33 7 5 4 3 1>
131 0 0xffffff7f81e39000 0x5000 0x5000 org.virtualbox.kext.VBoxNetFlt (4.1.16) <129 7 5 4 3 1>
132 0 0xffffff7f81e3e000 0x6000 0x6000 org.virtualbox.kext.VBoxNetAdp (4.1.16) <129 5 4 1>
new-host-3:~ brandon9723$