However, that bug probably isn't specific enough as you've described it, unless you can find the commit causing it (such as via a git bisect https://docs.kernel.org/admin-guide/bug-bisect.html), or come up with a clearer repro.
Alternatively, if you're seeing the issue on a distro-maintained kernel (such as on fedora/ubuntu/debian with their kernel package), reporting the issue to the distro maintainers may be more appropriate.
The linux kernel does take bug reports: https://docs.kernel.org/admin-guide/reporting-issues.html
However, that bug probably isn't specific enough as you've described it, unless you can find the commit causing it (such as via a git bisect https://docs.kernel.org/admin-guide/bug-bisect.html), or come up with a clearer repro.
Alternatively, if you're seeing the issue on a distro-maintained kernel (such as on fedora/ubuntu/debian with their kernel package), reporting the issue to the distro maintainers may be more appropriate.