Hello RT-list! I'm pleased to announce the 5.15.133-rt70 stable release. Note that this is strictly changes to PREEMPT_RT behavior with the following commits: ea14d5391ab6 drm/i915: Do not disable preemption for resets 23b43390beed posix-timers: Ensure timer ID search-loop limit is valid 33390dbc8270 bpf: Remove in_atomic() from bpf_link_put(). 83098c4ddc86 mm/page_alloc: Use write_seqlock_irqsave() instead write_seqlock() + local_irq_save(). 08d5582b4fad locking/seqlock: Do the lockdep annotation before locking in do_write_seqcount_begin_nested() 2f43c8cdd66e sched: avoid false lockdep splat in put_task_struct() 087228e58a7f debugobjects,locking: Annotate debug_object_fill_pool() wait type violation 2139bd98f2d2 debugobject: Ensure pool refill (again) 953acf822668 Revert "softirq: Let ksoftirqd do its job" 108971fa0a8e locking/rwbase: Mitigate indefinite writer starvation f2a15c7f3231 io-mapping: don't disable preempt on RT in io_mapping_map_atomic_wc(). 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: v5.15-rt Head SHA1: 2c1b5deb5b48082f07576d177ebf458e3798e85e Or to build 5.15.133-rt70 directly, the following patches should be applied: https://www.kernel.org/pub/linux/kernel/v5.x/linux-5.15.tar.xz https://www.kernel.org/pub/linux/kernel/v5.x/patch-5.15.133.xz https://www.kernel.org/pub/linux/kernel/projects/rt/5.15/patch-5.15.133-rt70.patch.xz Enjoy! Joseph Salisbury