coresight: cpu-debug: Replace mutex with mutex_trylock on panic notifier
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.283 by commit c2c7824b0bc6e42a4e702bc0b3dd61915e90b29f, it was introduced in version v4.13 by commit 2227b7c7463402ce92706a6f35c82cad6e8ee19a. For more details please see the references link.