System crashed with "BUG: unable to handle kernel paging request at ffffffffc0d4a6e0" after unloading 'bmhook' module.

Issue

• Kernel panic with BUG: unable to handle kernel paging request at ffffffffc0d4a6e0 error in fsnotify_final_mark_destroy() function.

  PID: 3131917  TASK: ffff9d49468f8000  CPU: 0    COMMAND: "kworker/u2:0"
   #0 [ffffc244906cfb80] machine_kexec at ffffffffba46bec3
   #1 [ffffc244906cfbd8] __crash_kexec at ffffffffba5b598a
   #2 [ffffc244906cfc98] crash_kexec at ffffffffba5b68c1
   #3 [ffffc244906cfcb0] oops_end at ffffffffba42a9b1
   #4 [ffffc244906cfcd0] no_context at ffffffffba47e913
   #5 [ffffc244906cfd28] __bad_area_nosemaphore at ffffffffba47ec8c
   #6 [ffffc244906cfd70] do_page_fault at ffffffffba47f887
   #7 [ffffc244906cfda0] page_fault at ffffffffbb00116e
      [exception RIP: fsnotify_final_mark_destroy+0x12]
      RIP: ffffffffba7b43b2  RSP: ffffc244906cfe50  RFLAGS: 00010286
      RAX: ffffffffc0d4a6c0  RBX: ffff9d4ab1a6ce00  RCX: dead000000000200
      RDX: ffff9d4ab67bfa70  RSI: ffff9d4ab67bf470  RDI: ffff9d4ab67bf460
      RBP: ffff9d4ab67bfa60   R8: 0000000000000001   R9: 0000000000000001
      R10: 000000000000002d  R11: ffffc24490cd7ee8  R12: ffff9d4ab67bfa60
      R13: ffffc244906cfe60  R14: ffff9d4ac6ac7b40  R15: ffffffffbc287708
      ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
   #8 [ffffc244906cfe58] fsnotify_mark_destroy_workfn at ffffffffba7b4622
   #9 [ffffc244906cfe98] process_one_work at ffffffffba515e27
  #10 [ffffc244906cfed8] worker_thread at ffffffffba5164e0
  #11 [ffffc244906cff10] kthread at ffffffffba51d684
  #12 [ffffc244906cff50] ret_from_fork at ffffffffbb00024f