I receive -EBUSY as the sum off all mnt_count(mnt->mnt_pcp->mnt_count) of all cpu's > 2 (the value in my case is 3).

I am debugging from linux crash dump.
Is there any way that I can know the owners/responsible drivers that have incereased this refcount and left it like that without decrementing?

Kindly share any helpful information. Thank you.