I know this is an old post but I'm posting if anyone is still looking for an answer.
I had the same problem and the cause for my problem was that I had selected the country.
When I deselected the tx power went above the limit
I hope this helps to you as well

heavyd and johnnyk, were either of you able to create and send supout files? Just a quick update, I downgraded to 6.40.8 and I've gone a little over 24 hours without any kernel failure reboots. No unfortunately I haven't done it yet, I wanted to reproduce the sittuation to our backup router without...

Hello guys,
I can confirm that I have the same problem on a ccr1009-7g-1c-1s+
I also updated for the vulnerability and I found out that in 3-4 we had 3 or more reboots with kernel failure.
This was a critical issue to us so i moved from current version to bug fix version and now we are stable