Re: [PATCH v8] loop: Fix NULL pointer dereference in lo_rw_aio()

[kernel test robot]

Hi Tetsuo,

kernel test robot noticed the following build errors:

[auto build test ERROR on axboe/for-next]
[also build test ERROR on linus/master v7.3-rc1 next-20260904]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Tetsuo-Handa/loop-Fix-NULL-pointer-dereference-in-lo_rw_aio/20260904-085046
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux.git for-next
patch link:    https://lore.kernel.org/r/dc2f1e00-5e10-4e02-9415-c6ecb2cbc6b3%40I-love.SAKURA.ne.jp
patch subject: [PATCH v8] loop: Fix NULL pointer dereference in lo_rw_aio()
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20260905/202609052240.ovdWUOyj-lkp@xxxxxxxxx/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 0edd1b088cc36b4faee80358c925a91e16006258)
rustc: rustc 1.96.0 (ac68faa20 2026-05-25)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260905/202609052240.ovdWUOyj-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609052240.ovdWUOyj-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> error[E0063]: missing field `post_release` in initializer of `block_device_operations`
   --> rust/kernel/block/mq/gen_disk.rs:128:58
   |
   128 |         const TABLE: bindings::block_device_operations = bindings::block_device_operations {
   |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `post_release`

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