dropmonitor: fix data-race in dropmonnetevent / tracenapipollhit
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 v5.15.25 by commit 3077976a752aa45392d0683f428ead099bc74661, it was introduced in version v2.6.31 by commit 4ea7e38696c7e798c47ebbecadfd392f23f814f9. For more details please see the references link.