Merge tag 'block-7.1-20260508' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe...

Pull block fixes from Jens Axboe:

 - Fix for ublk not doing an actual issue from the task_work fallback
   path. Any request hitting that should be canceled automatically

 - Fix for uring_cmd prep side handling, for the block side uring_cmd
   discard handling

 - Fix for missing validation of the io and physical block size shifts

 - Fix for a use-after-free in ublk's cancel command handling

* tag 'block-7.1-20260508' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux:
  ublk: fix use-after-free in ublk_cancel_cmd()
  ublk: validate physical_bs_shift, io_min_shift and io_opt_shift
  block: only read from sqe on initial invocation of blkdev_uring_cmd()
  ublk: don't issue uring_cmd from fallback task work