Forget last time to add some details about the problem with the new kernel 4.15.0-20-generic versus 4.13.0-39-generic.
Kernel 4.15.0-20-generic dell_smm-virtual-0 Adapter: Virtual device Processor Fan: 4214 RPM CPU: +70.0°C SODIMM: +57.0°C Other: +54.0°C
acpitz-virtual-0 Adapter: Virtual device temp1: +70.5°C (crit = +107.0°C)
coretemp-isa-0000 Adapter: ISA adapter Core 0: +67.0°C (high = +105.0°C, crit = +105.0°C) Core 1: +72.0°C (high = +105.0°C, crit = +105.0°C)
Kernel 4.13.0-39-generic dell_smm-virtual-0 Adapter: Virtual device Processor Fan: 2774 RPM CPU: +40.0°C SODIMM: +44.0°C Other: +44.0°C
acpitz-virtual-0 Adapter: Virtual device temp1: +40.5°C (crit = +107.0°C)
coretemp-isa-0000 Adapter: ISA adapter Core 0: +41.0°C (high = +105.0°C, crit = +105.0°C) Core 1: +43.0°C (high = +105.0°C, crit = +105.0°C)
Forget last time to add some details about the problem with the new kernel 4.15.0-20-generic versus 4.13.0-39-generic.
Kernel 4.15.0-20-generic
dell_smm-virtual-0
Adapter: Virtual device
Processor Fan: 4214 RPM
CPU: +70.0°C
SODIMM: +57.0°C
Other: +54.0°C
acpitz-virtual-0
Adapter: Virtual device
temp1: +70.5°C (crit = +107.0°C)
coretemp-isa-0000
Adapter: ISA adapter
Core 0: +67.0°C (high = +105.0°C, crit = +105.0°C)
Core 1: +72.0°C (high = +105.0°C, crit = +105.0°C)
Kernel 4.13.0-39-generic
dell_smm-virtual-0
Adapter: Virtual device
Processor Fan: 2774 RPM
CPU: +40.0°C
SODIMM: +44.0°C
Other: +44.0°C
acpitz-virtual-0
Adapter: Virtual device
temp1: +40.5°C (crit = +107.0°C)
coretemp-isa-0000
Adapter: ISA adapter
Core 0: +41.0°C (high = +105.0°C, crit = +105.0°C)
Core 1: +43.0°C (high = +105.0°C, crit = +105.0°C)