It Happen you Need to Update the Arch-Linux Kernel and you try Searching around about a Not Existing kernel package.
Then finally you Find that the Right Package to be Installed is the linux package and you try with a Unworthy: pacman -S linux.
The Tip to Know here is that When you Upgrade the Arch-Linux Kernel You Need Also to Specify the Available XY Version you Want To Be Installed.
So you will need to Follow this General Track:
- Search for the Available Kernels
pacman -Ss linux | grep basis
- Upgrading the Kernel
pacman -S linux