[kkdwivedi:fermata 40/49] ld.lld: error: undefined symbol: bdev_file_open_by_dev

[kkdwivedi:fermata 40/49] ld.lld: error: undefined symbol: bdev_file_open_by_dev

[kernel test robot]

tree:   https://github.com/kkdwivedi/linux fermata
head:   babde5051be3840becf5a78de91a0b68a99f0e49
commit: be75423b67d512b1abdea0cc7cbef17ffd7e8040 [40/49] bpf: Add block device reads that complete into a coroutine
config: x86_64-randconfig-2200-20261001 (https://download.01.org/0day-ci/archive/20261002/202610020149.qkAMZQ3k-lkp@intel.com/config)
compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1)
smatch: v0.5.0-9187-g5189e3fb
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261002/202610020149.qkAMZQ3k-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610020149.qkAMZQ3k-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: bdev_file_open_by_dev
   >>> referenced by blk.c:94 (kernel/bpf/blk.c:94)
   >>>               vmlinux.o:(bpf_blk_open)
--
>> ld.lld: error: undefined symbol: file_bdev
   >>> referenced by blk.c:100 (kernel/bpf/blk.c:100)
   >>>               vmlinux.o:(bpf_blk_open)
--
>> ld.lld: error: undefined symbol: fs_bio_set
   >>> referenced by bio.h:366 (include/linux/bio.h:366)
   >>>               vmlinux.o:(bpf_blk_read_coro)
--
>> ld.lld: error: undefined symbol: bio_alloc_bioset
   >>> referenced by bio.h:366 (include/linux/bio.h:366)
   >>>               vmlinux.o:(bpf_blk_read_coro)
--
>> ld.lld: error: undefined symbol: bio_add_page
   >>> referenced by blk.c:216 (kernel/bpf/blk.c:216)
   >>>               vmlinux.o:(bpf_blk_read_coro)
--
>> ld.lld: error: undefined symbol: submit_bio
   >>> referenced by blk.c:227 (kernel/bpf/blk.c:227)
   >>>               vmlinux.o:(bpf_blk_read_coro)
--
>> ld.lld: error: undefined symbol: bio_put
   >>> referenced by blk.c:233 (kernel/bpf/blk.c:233)
   >>>               vmlinux.o:(bpf_blk_read_coro)
   >>> referenced by blk.c:62 (kernel/bpf/blk.c:62)
   >>>               vmlinux.o:(bpf_blk_end_io)
--
>> ld.lld: error: undefined symbol: blk_status_to_errno
   >>> referenced by blk.c:56 (kernel/bpf/blk.c:56)
   >>>               vmlinux.o:(bpf_blk_end_io)

--
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