tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 22dcf78e532857efd97dab81b5edf3aa6f4b2f1c commit: 3ce03ba72d5afd7df8b73a68e92ea17bcdb09c14 [1225/1225] fscrypt: clean up some BUG_ON()s in block encryption/decryption config: x86_64-buildonly-randconfig-002-20241028 (https://download.01.org/0day-ci/archive/20241104/202411041950.2aZl0qHh-lkp@i...) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241104/202411041950.2aZl0qHh-lkp@i...)

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/202411041950.2aZl0qHh-lkp@intel.com/

All warnings (new ones prefixed by >>):

In file included from fs/crypto/crypto.c:22: include/linux/pagemap.h:401:21: warning: cast from 'int (*)(struct file *, struct page *)' to 'filler_t *' (aka 'int (*)(void *, struct page *)') converts to incompatible function type [-Wcast-function-type-strict] 401 | filler_t *filler = (filler_t *)mapping->a_ops->readpage; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated.

...

fs/crypto/crypto.o: warning: objtool: fscrypt_do_page_crypto()+0x3b8: unreachable instruction

fs/crypto/crypto.o: warning: objtool: missing symbol for section .text.unlikely.