Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'sched-urgent-2025-04-26' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fix from Ingo Molnar:
"Fix sporadic crashes in dequeue_entities() due to ... bad math.
[ Arguably if pick_eevdf()/pick_next_entity() was less trusting of
complex math being correct it could have de-escalated a crash into
a warning, but that's for a different patch ]"
* tag 'sched-urgent-2025-04-26' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/eevdf: Fix se->slice being set to U64_MAX and resulting crash
+1
-3
+1
-3
kernel/sched/fair.c
+1
-3
kernel/sched/fair.c
···
7081
7081
h_nr_idle = task_has_idle_policy(p);
7082
7082
if (task_sleep || task_delayed || !se->sched_delayed)
7083
7083
h_nr_runnable = 1;
7084
-
} else {
7085
-
cfs_rq = group_cfs_rq(se);
7086
-
slice = cfs_rq_min_slice(cfs_rq);
7087
7084
}
7088
7085
7089
7086
for_each_sched_entity(se) {
···
7090
7093
if (p && &p->se == se)
7091
7094
return -1;
7092
7095
7096
+
slice = cfs_rq_min_slice(cfs_rq);
7093
7097
break;
7094
7098
}
7095
7099