[Solution] System Hangs on ACPI_SMC_PlatformPlugIn
If you had this hangs/freeze with this component call, have this sollution:
Boot your PC.
Pressing F8 repeatedly.
You see Darwin prompt, now type -S (Enter)
Now, you see something lines, bla bla bla and a prompt.
/sbin/mount -uw / (Enter)
rm -rf /System/Library/Extensions/AppleSMC.kext (Enter)
rm -rf /System/Library/Extensions.mkext (Enter)
rm -rf /System/Library/Caches/* (Enter)
Pressing F8 repeatedly. (Again)
In Darwin prompt, type -v (Enter) (this for verbose mode)
See it boot fine without errors.