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authorThomas Gleixner <tglx@linutronix.de>2025-07-09 11:51:34 +0200
committerThomas Gleixner <tglx@linutronix.de>2025-07-09 11:51:34 +0200
commit068f7b64bf2054e20bbbd0782aa11f6ff8d17105 (patch)
treef9f88dfe79f4be4789480dc22f74908b3484a8f8 /kernel
parent8959338617a85e35820e3a7fa21801cf55b068bf (diff)
parente04c78d86a9699d136910cfc0bdcf01087e3267e (diff)
Merge v6.16-rc2 into timers/ptp
to pick up the __GENMASK() fix, otherwise the AUX clock VDSO patches fail to compile for compat. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/time/posix-cpu-timers.c9
-rw-r--r--kernel/trace/trace_events_filter.c4
2 files changed, 10 insertions, 3 deletions
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 50e8d04ab661..2e5b89d7d866 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -1406,6 +1406,15 @@ void run_posix_cpu_timers(void)
lockdep_assert_irqs_disabled();
/*
+ * Ensure that release_task(tsk) can't happen while
+ * handle_posix_cpu_timers() is running. Otherwise, a concurrent
+ * posix_cpu_timer_del() may fail to lock_task_sighand(tsk) and
+ * miss timer->it.cpu.firing != 0.
+ */
+ if (tsk->exit_state)
+ return;
+
+ /*
* If the actual expiry is deferred to task work context and the
* work is already scheduled there is no point to do anything here.
*/
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index ea8b364b6818..08141f105c95 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -1437,10 +1437,8 @@ static void filter_free_subsystem_filters(struct trace_subsystem_dir *dir,
INIT_LIST_HEAD(&head->list);
item = kmalloc(sizeof(*item), GFP_KERNEL);
- if (!item) {
- kfree(head);
+ if (!item)
goto free_now;
- }
item->filter = filter;
list_add_tail(&item->list, &head->list);