Merge tag 'block-6.19-20260130' of git://git.kernel.org/pub/scm/linux/kernel/git...

Pull block fixes from Jens Axboe:

 - Fix for an accounting leak in bcache that's been there forever,
   and a related dead code removal

 - Revert of a fix for rnbd that went into this series, but depends
   on other changes that are staged for 7.0

 - NVMe pull request via Keith:
      - TCP target completion race condition fix (Ming)
      - DMA descriptor cleanup fix (Roger)

* tag 'block-6.19-20260130' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
  bcache: fix I/O accounting leak in detached_dev_do_request
  bcache: remove dead code in detached_dev_do_request
  nvme-pci: DMA unmap the correct regions in nvme_free_sgls
  Revert "rnbd-clt: fix refcount underflow in device unmap path"
  nvmet: fix race in nvmet_bio_done() leading to NULL pointer dereference