diff --git a/plat/st/stm32mp1/stm32mp1_helper.S b/plat/st/stm32mp1/stm32mp1_helper.S
index b4b699e..560e06e 100644
--- a/plat/st/stm32mp1/stm32mp1_helper.S
+++ b/plat/st/stm32mp1/stm32mp1_helper.S
@@ -216,6 +216,23 @@
 	b	console_stm32_core_putc
 endfunc plat_crash_console_putc
 
+	/* ----------------------------------------------------------
+	 * void plat_panic_handler(void) __dead2;
+	 * Report exception + endless loop.
+	 *
+	 * r6 holds the address where the fault occurred.
+	 * Filling lr with this value allows debuggers to reconstruct
+	 * the backtrace.
+	 * ----------------------------------------------------------
+	 */
+func plat_panic_handler
+	mrs	r0, cpsr
+	and	r0, #MODE32_MASK
+	bl	plat_report_exception
+	mov	lr, r6
+	b	.
+endfunc plat_panic_handler
+
 #if DEBUG
 .section .rodata.rev_err_str, "aS"
 abort_str: