Merge tag 'sched-urgent-2026-09-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fixes from Ingo Molnar:

 - Fix LLC mis-scheduling bugs (Tim Chen, Lu Wang)

 - Fix cache-grouping related scheduling statistics UAF bugs (Tim Chen)

 - Skip kernel threads for cache aware scheduling to rubustify the code
   (Chen Yu)

 - Refresh LLC capacity across CPU hotplug, to fix capacity
   underestimation bug (Davi Chaves Azevedo)

 - Account PSI IRQ time to the execution context, not the scheduling
   context, to fix proxy scheduling accounting bug (Zhan Xusheng)

* tag 'sched-urgent-2026-09-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/core: Account PSI IRQ time to the execution context, not the scheduling context
  sched/cache: Refresh LLC capacity across CPU hotplug, to fix capacity underestimation bug
  sched/cache: Skip kernel threads for cache aware scheduling to rubustify the code
  sched/cache: Introduce task_struct->sched_cache_grp to fix UAF
  sched/cache: Decouple sched_cache_group from mm to fix UAF
  sched/cache: Honor migrate_llc_task semantics in active load balance, to fix LLC mis-scheduling bug
  sched/cache: Keep nr_pref_llc_running in the runnable domain, to fix LLC mis-scheduling bug

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/exec.c b/fs/exec.c
index 819643408..a5269b5e0 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -882,6 +882,7 @@ static int exec_mmap(struct linux_binprm *bprm)
 	active_mm = tsk->active_mm;
 	tsk->active_mm = mm;
 	tsk->mm = mm;
+	sched_cache_exec_mmap(tsk, mm);
 	mm_init_cid(mm, tsk);
 	exec_state = task_exec_state_replace(tsk, exec_state);
 	/*