diff --git a/arch/arm64/src/common/arm64_schedulesigaction.c b/arch/arm64/src/common/arm64_schedulesigaction.c
index 26b0217406f..36eba973814 100644
--- a/arch/arm64/src/common/arm64_schedulesigaction.c
+++ b/arch/arm64/src/common/arm64_schedulesigaction.c
@@ -66,6 +66,11 @@ static void arm64_init_signal_process(struct tcb_s *tcb, uint64_t *regs)
   tcb->xcp.regs[REG_SPSR]   = SPSR_MODE_EL1H | DAIF_FIQ_BIT | DAIF_IRQ_BIT;
 #endif
 
+  tcb->xcp.regs[REG_SCTLR_EL1] = read_sysreg(sctlr_el1);
+#ifdef CONFIG_ARM64_MTE
+  tcb->xcp.regs[REG_SCTLR_EL1] |= SCTLR_TCF1_BIT;
+#endif
+
 #ifdef CONFIG_ARCH_KERNEL_STACK
   tcb->xcp.regs[REG_SP_EL0] = regs[REG_SP_EL0];
 #else