[afremont]

I'm running the latest build and I've noticed a lot of this in dmesg output. Is this normal?

[31461.093490@0] thermal thermal_zone0: temp:-1000, hyst:5000, trip_temp:85000, hot:1
[31461.160986@1] CPU2: shutdown
[31462.095572@0] thermal thermal_zone0: temp:56000, hyst:5000, trip_temp:85000, hot:0
[31462.096280@2] CPU2: Booted secondary processor
[31463.910104@0] aml_snd_card: audio speaker off
[31465.092840@0] thermal thermal_zone0: temp:-1000, hyst:5000, trip_temp:85000, hot:1
[31465.170976@1] CPU2: shutdown
[31466.095545@0] thermal thermal_zone0: temp:54000, hyst:5000, trip_temp:85000, hot:0
[31466.096255@2] CPU2: Booted secondary processor
[31468.092918@0] thermal thermal_zone0: temp:-1000, hyst:5000, trip_temp:85000, hot:1
[31468.181453@1] CPU3: shutdown
[31469.095336@0] thermal thermal_zone0: temp:54000, hyst:5000, trip_temp:85000, hot:0
[31469.096246@3] CPU3: Booted secondary processor
[31486.092745@0] thermal thermal_zone0: temp:-1000, hyst:5000, trip_temp:85000, hot:1
[31486.161058@1] CPU2: shutdown
[31487.095149@0] thermal thermal_zone0: temp:53000, hyst:5000, trip_temp:85000, hot:0
[31487.095913@2] CPU2: Booted secondary processor
[31534.092615@0] thermal thermal_zone0: temp:-1000, hyst:5000, trip_temp:85000, hot:1
[31534.180216@1] CPU3: shutdown
[31535.095319@0] thermal thermal_zone0: temp:57000, hyst:5000, trip_temp:85000, hot:0
[31535.096040@3] CPU3: Booted secondary processor

and lots more They seem to come in bursts. It doesn't seem like anything is overheating, but I'm wondering why all these shutdown and reboots of CPUs.