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-rw-r--r--init/main.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/init/main.c b/init/main.c
index c445c1fb19b9..c0b6499c31db 100644
--- a/init/main.c
+++ b/init/main.c
@@ -1088,7 +1088,13 @@ void start_kernel(void)
/* Do the rest non-__init'ed, we're now alive */
arch_call_rest_init();
+ /*
+ * Avoid stack canaries in callers of boot_init_stack_canary for gcc-10
+ * and older.
+ */
+#if !__has_attribute(__no_stack_protector__)
prevent_tail_call_optimization();
+#endif
}
/* Call all constructor functions linked into the kernel. */