Если:

# modprobe it87
ERROR: could not insert 'it87': Device or resource busy

то делаем так:
подправим grub, добавив следующий параметр «acpi_enforce_resources=lax» к GRUB_CMDLINE_LINUX

# cat /etc/default/grub
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
#   info -f grub -n 'Simple configuration'

GRUB_DEFAULT=0
GRUB_TIMEOUT=5
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet"
GRUB_CMDLINE_LINUX="acpi_enforce_resources=lax"
#GRUB_CMDLINE_LINUX=""

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'                                                                                                                                                         
#GRUB_GFXMODE=640x480                                                                                                                                                                                              
                                                                                                                                                                                                                   
# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux                                                                                                                                      
#GRUB_DISABLE_LINUX_UUID=true                                                                                                                                                                                      
                                                                                                                                                                                                                   
# Uncomment to disable generation of recovery mode menu entries                                                                                                                                                    
#GRUB_DISABLE_RECOVERY="true"                                                                                                                                                                                      
                                                                                                                                                                                                                   
# Uncomment to get a beep at grub start                                                                                                                                                                            
#GRUB_INIT_TUNE="480 440 1"

затем

# update-grub
Generating grub.cfg ...
Found linux image: /boot/vmlinuz-3.2.0-4-686-pae
Found initrd image: /boot/initrd.img-3.2.0-4-686-pae
done

и напоследок

# reboot

проверим:

# sensors
acpitz-virtual-0
Adapter: Virtual device
temp1:        +34.0°C  (crit = +70.0°C)

it8712-isa-0290
Adapter: ISA adapter
in0:          +1.26 V  (min =  +0.00 V, max =  +4.08 V)
in1:          +2.61 V  (min =  +0.00 V, max =  +4.08 V)
in2:          +3.26 V  (min =  +0.00 V, max =  +4.08 V)
+5V:          +2.94 V  (min =  +0.00 V, max =  +4.08 V)
in4:          +2.99 V  (min =  +0.00 V, max =  +4.08 V)
in5:          +3.04 V  (min =  +0.00 V, max =  +4.08 V)
in6:          +1.57 V  (min =  +0.00 V, max =  +4.08 V)
5VSB:         +2.86 V  (min =  +0.00 V, max =  +4.08 V)
Vbat:         +3.07 V  
fan1:        11637 RPM  (min =    0 RPM)
fan2:           0 RPM  (min =    0 RPM)
temp1:        +34.0°C  (low  = +65.0°C, high = +70.0°C)  sensor = thermal diode
temp2:        +25.0°C  (low  = +127.0°C, high = +70.0°C)  sensor = thermistor
temp3:         -4.0°C  (low  = +127.0°C, high = +70.0°C)  sensor = thermistor
cpu0_vid:    +0.000 V
intrusion0:  ALARM

temp3:         -4.0°C  (low  = +127.0°C, high = +70.0°C)  sensor = thermistor

холодильник с Debian 7.4 🙂