dm thin: Fix UAF in runtimersoftirq()
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 v6.0.18 by commit 94e231c9d6f2648d2f1f68e7f476e050ee0a6159, it was introduced in version v3.2 by commit 991d9fa02da0dd1f843dc011376965e0c8c6c9b5. For more details please see the references link.