Re: [ANNOUNCE] v6.12.89-rt18

On 5/16/26 18:58, Daniel Wagner wrote:
 > Hello RT-list!
 >
 > I'm pleased to announce the 6.12.89-rt18 stable release. This is just an
 > update to the latest stable release. No RT specific changes.
 >
 > During my testing, I saw some spikes on my x86 box, but so far I haven't
 > been able to identify the issue. I recently updated the entire lab, so
 > it could simply be a misconfiguration or something similar. Since there
 > were a number of high-profile CVE fixes in the stable release, I didn't
 > want to hold off this release, especially since there are no RT changes
 > at all that could cause a regression.
 >
 > You can get this release via the git tree at:
 >
 >  git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-stable-rt.git
 >
 >   branch: v6.12-rt-patches
 >   Head SHA1: da81d744fde93759451b625bdcaf1c4eb7a3b18f
 >
 > Or to build 6.12.89-rt18 directly, the following patches should be 
applied:
 >
 >  https://www.kernel.org/pub/linux/kernel/v6.x/linux-6.12.tar.xz
 >
 >   https://www.kernel.org/pub/linux/kernel/v6.x/patch-6.12.89.xz
 >
 > 
  https://www.kernel.org/pub/linux/kernel/projects/rt/6.12/older/patch-6.12.89-rt18.patch.xz
 >
 > Signing key fingerprint:
 >
 >   5BF6 7BC5 0826 72CA BB45  ACAE 587C 5ECA 5D0A 306C
 >
 > All keys used for the above files and repositories can be found on the
 > following git repository:
 >
 >    git://git.kernel.org/pub/scm/docs/kernel/pgpkeys.git
 >
 > Enjoy!
 > Daniel
 >

Hello,
The spikes that you see are probably related to this regression:

https://lore.kernel.org/regressions/[email protected]/

Lukas