On Wed, Jan 17, 2018 at 02:40:43AM -0800, tip-bot for Andi Kleen wrote: > Commit-ID: 6cfb521ac0d5b97470883ff9b7facae264b7ab12 > Gitweb: > https://git.kernel.org/tip/6cfb521ac0d5b97470883ff9b7facae264b7ab12 > Author: Andi Kleen <a...@linux.intel.com> > AuthorDate: Tue, 16 Jan 2018 12:52:28 -0800 > Committer: Thomas Gleixner <t...@linutronix.de> > CommitDate: Wed, 17 Jan 2018 11:35:14 +0100 > > module: Add retpoline tag to VERMAGIC > > Add a marker for retpoline to the module VERMAGIC. This catches the case > when a non RETPOLINE compiled module gets loaded into a retpoline kernel, > making it insecure. > > It doesn't handle the case when retpoline has been runtime disabled. Even > in this case the match of the retcompile status will be enforced. This > implies that even with retpoline run time disabled all modules loaded need > to be recompiled.
If the user overrides the vermagic and loads the module, shouldn't we update the spectre_v2 sysfs vulnerability status and print a warning like in v2? -- Josh
