tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Merge tag 'sched-urgent-2026-01-11' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fix from Ingo Molnar:
"Fix a crash in sched_mm_cid_after_execve()"

* tag 'sched-urgent-2026-01-11' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/mm_cid: Prevent NULL mm dereference in sched_mm_cid_after_execve()

Linus Torvalds fac4bdba fe948326

+3 -2
+3 -2
kernel/sched/core.c
··· 10694 10694 sched_mm_cid_exit(t); 10695 10695 } 10696 10696 10697 - /* Reactivate MM CID after successful execve() */ 10697 + /* Reactivate MM CID after execve() */ 10698 10698 void sched_mm_cid_after_execve(struct task_struct *t) 10699 10699 { 10700 - sched_mm_cid_fork(t); 10700 + if (t->mm) 10701 + sched_mm_cid_fork(t); 10701 10702 } 10702 10703 10703 10704 static void mm_cid_work_fn(struct work_struct *work)