Hi Jason, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: d05ffd830132e58bd394d5e8123765b9037141b2 commit: d856ec500c97835c591ffacc005f514509f1a931 [1321/1321] scsi: libsas: check if the same sata device when flutter config: x86_64-buildonly-randconfig-005-20241205 (https://download.01.org/0day-ci/archive/20241205/202412051729.ejnzHbRm-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241205/202412051729.ejnzHbRm-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/202412051729.ejnzHbRm-lkp@intel.com/ All errors (new ones prefixed by >>): ld: warning: arch/x86/lib/csum-copy_64.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: arch/x86/lib/csum-copy_64.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: .tmp_vmlinux1 has a LOAD segment with RWX permissions ld: drivers/scsi/libsas/sas_expander.o: in function `sas_rediscover_dev':

...

sas_expander.c:(.text.unlikely+0x3f4): undefined reference to `ata_dev_same_device'

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