This issue was found on the preempt-rt profile only. root@localhost:/opt/wr-test/testcases/kts/spinlock_with_irq_disabled#./spinlock_with_irq_disabled Segmentation fault cat spinlock_with_irq_disabled.c ... int main() { *((char*)0xc0001000) = 0; return 0; }; There is no problem on standard profile (http://pek-rth-vm1.wrs.com/publiclog/wrl60async/kts/WRL6006_LX03/fsl-imx6/sabresd/standard-glibc-std//spinlock_with_irq_disabled.log) For more logs please refer to http://pek-rth-vm1.wrs.com/publiclog/wrl60async/kts/WRL6006_LX03/fsl-imx6/sabresd/preempt-rt-glibc-std//spinlock_with_irq_disabled.log
1. Build images and load them to the target (SABRE SD) configure --enable-board=fsl-imx6 --enable-kernel=standard --enable-rootfs=glibc_std --with-layer=/wr-testing/kts-test,/wr-testing/bts --with-template=feature/kts-basic,feature/kts-extended,feature/kts-standard 2. Run the KTS test case of spinlock_with_irq_disabled