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Building custom kernel modules requires CONFIG_STACK_VALIDATION= in 1.4.0 #2374
RancherOS Version: (ros os version)
I have side by side attempts to build https://github.com/maK-/SimplestLKM in a container with the `kernel-headers' service enabled.
Yes, I also feel pain for it.
The build failure appears to have been introduced by a regression in the kernel packaging which breaks all out-of-tree-module builds. The objtool binary is no longer being included and it is required for external module builds when the kernel is compiled with CONFIG_STACK_VALIDATION=y.
changed the title from
Building custom kernel modules is broken in 1.4.0
Building custom kernel modules requires CONFIG_STACK_VALIDATION= in 1.4.0
Jun 4, 2018
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