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-rw-r--r--kernel/panic.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index 0c55eec9e874..a3889f38153d 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -833,9 +833,15 @@ device_initcall(register_warn_debugfs);
*/
__visible noinstr void __stack_chk_fail(void)
{
+ unsigned long flags;
+
instrumentation_begin();
+ flags = user_access_save();
+
panic("stack-protector: Kernel stack is corrupted in: %pB",
__builtin_return_address(0));
+
+ user_access_restore(flags);
instrumentation_end();
}
EXPORT_SYMBOL(__stack_chk_fail);