[GIT PULL] WARN() fix

From: Ingo Molnar
Date: Sun Sep 17 2023 - 13:32:59 EST



Linus,

Please pull the latest core/urgent git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-urgent-2023-09-17

# HEAD: cccd32816506cbac3a4c65d9dff51b3125ef1a03 panic: Reenable preemption in WARN slowpath

Fix a missing preempt-enable in the WARN() slowpath.

Thanks,

Ingo

------------------>
Lukas Wunner (1):
panic: Reenable preemption in WARN slowpath


kernel/panic.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/kernel/panic.c b/kernel/panic.c
index 07239d4ad81e..ffa037fa777d 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -697,6 +697,7 @@ void warn_slowpath_fmt(const char *file, int line, unsigned taint,
if (!fmt) {
__warn(file, line, __builtin_return_address(0), taint,
NULL, NULL);
+ warn_rcu_exit(rcu);
return;
}