After apt update, apt list --upgradable shows that there are upgradable packages related to Linux kernel :
Code: Select all
linux-compiler-gcc-6-x86/testing,testing 4.12.12-2 amd64 [upgradable from: 4.12.6-1]
linux-doc-4.12/testing,testing,testing,testing 4.12.12-2 all [upgradable from: 4.12.6-1]
linux-kbuild-4.12/testing,testing 4.12.12-2 amd64 [upgradable from: 4.12.6-1]
linux-libc-dev/testing,testing 4.12.12-2 amd64 [upgradable from: 4.12.6-1]
linux-source-4.12/testing,testing,testing,testing 4.12.12-2 all [upgradable from: 4.12.6-1]
It won't even be installed by apt upgrade.
Both of buster and sid are in the same situation.