On Wed, 20 May 2020 23:36:05 +1000, Michael Ellerman wrote:
> Several strange crashes have been eventually traced back to
> STRICT_KERNEL_RWX and its interaction with code patching.
>
> Various paths in our ftrace, kprobes and other patching code need to
> be hardened against patching failures, otherwise we can end up running
> with partially/incorrectly patched ftrace paths, kprobes or jump
> labels, which can then cause strange crashes.
>
> [...]
Applied to powerpc/fixes.
[1/1] powerpc/64s: Disable STRICT_KERNEL_RWX
https://git.kernel.org/powerpc/c/8659a0e0efdd975c73355dbc033f79ba3b31e82c
cheers
