1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  *  Copyright 2021 Broadcom
4  */
5 
6 #include <asm/global_data.h>
7 
8 DECLARE_GLOBAL_DATA_PTR;
9 
10 unsigned long __stack_chk_guard = (unsigned long)(0xfeedf00ddeadbeef & ~0UL);
11 
__stack_chk_fail(void)12 void __stack_chk_fail(void)
13 {
14 	void *ra;
15 
16 	ra = __builtin_extract_return_addr(__builtin_return_address(0));
17 	panic("Stack smashing detected in function:\n%p relocated from %p",
18 	      ra, ra - gd->reloc_off);
19 }
20 
__stack_chk_fail_local(void)21 void __stack_chk_fail_local(void)
22 {
23 	__stack_chk_fail();
24 }
25