samples: openthread: Fix stack overflow on nRF54LM20

ArekBalysNordic · ArekBalysNordic · commit 3d3171a06ced · 2025-07-31T13:18:46.000+02:00
There was too small stack size for main and shell threads set for
nRF54LM20 in the OpenThread CLI sample.

Signed-off-by: Arkadiusz Balys &lt;arkadiusz.balys@nordicsemi.no&gt;
diff --git a/samples/openthread/cli/boards/nrf54lm20dk_nrf54lm20a_cpuapp.conf b/samples/openthread/cli/boards/nrf54lm20dk_nrf54lm20a_cpuapp.conf
@@ -0,0 +1,10 @@
+#
+# Copyright (c) 2025 Nordic Semiconductor
+#
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+#
+
+# Increase Main and shell stack sizes to avoid stack overflow
+# while using CRACEN
+CONFIG_MAIN_STACK_SIZE=6144
+CONFIG_SHELL_STACK_SIZE=5120
diff --git a/samples/openthread/coprocessor/boards/nrf54l15dk_nrf54l05_cpuapp.conf b/samples/openthread/coprocessor/boards/nrf54l15dk_nrf54l05_cpuapp.conf
@@ -5,3 +5,7 @@
 #
 
 CONFIG_SPI_NOR=n
+
+# Increase Main and shell stack sizes to avoid stack overflow
+# while using CRACEN
+CONFIG_MAIN_STACK_SIZE=2048
diff --git a/samples/openthread/coprocessor/boards/nrf54l15dk_nrf54l10_cpuapp.conf b/samples/openthread/coprocessor/boards/nrf54l15dk_nrf54l10_cpuapp.conf
@@ -5,3 +5,7 @@
 #
 
 CONFIG_SPI_NOR=n
+
+# Increase Main and shell stack sizes to avoid stack overflow
+# while using CRACEN
+CONFIG_MAIN_STACK_SIZE=2048
diff --git a/samples/openthread/coprocessor/boards/nrf54l15dk_nrf54l15_cpuapp.conf b/samples/openthread/coprocessor/boards/nrf54l15dk_nrf54l15_cpuapp.conf
@@ -5,3 +5,7 @@
 #
 
 CONFIG_SPI_NOR=n
+
+# Increase Main and shell stack sizes to avoid stack overflow
+# while using CRACEN
+CONFIG_MAIN_STACK_SIZE=2048
diff --git a/samples/openthread/coprocessor/boards/nrf54lm20dk_nrf54lm20a_cpuapp.conf b/samples/openthread/coprocessor/boards/nrf54lm20dk_nrf54lm20a_cpuapp.conf
@@ -5,3 +5,7 @@
 #
 
 CONFIG_SPI_NOR=n
+
+# Increase Main and shell stack sizes to avoid stack overflow
+# while using CRACEN
+CONFIG_MAIN_STACK_SIZE=2048

Original file line number	Diff line number	Diff line change
`@@ -5,3 +5,7 @@`
`5`	`5`	`#`
`6`	`6`
`7`	`7`	`CONFIG_SPI_NOR=n`
	`8`	`+`
	`9`	`+# Increase Main and shell stack sizes to avoid stack overflow`
	`10`	`+# while using CRACEN`
	`11`	`+CONFIG_MAIN_STACK_SIZE=2048`