Re: [PATCH v2] ima: kexec: silence RCU list traversal warning

From: Mimi Zohar
Date: Fri Jan 17 2025 - 18:38:49 EST


On Thu, 2025-01-16 at 03:23 -0800, Breno Leitao wrote:
> Hello Mimi,
>
> On Thu, Nov 21, 2024 at 01:57:12AM -0800, Breno Leitao wrote:
> > The ima_measurements list is append-only and doesn't require
> > rcu_read_lock() protection. However, lockdep issues a warning when
> > traversing RCU lists without the read lock:
> >
> >   security/integrity/ima/ima_kexec.c:40 RCU-list traversed in non-reader
> > section!!
>
> What are the next steps in regarding this issue? I am still seeing this
> problem on Linus' tree.

It's included in the v6.14 pull request, which I just sent.

thanks,

Mimi