Hi Zhao, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: d2a40c79ddef4b96b8a7a396bd7273121b1b4a5c commit: 6636f4434a9c5c9c645694db206188ee5a6626dd [13350/23859] ext4: report error to userspace by netlink config: x86_64-buildonly-randconfig-004-20241025 (https://download.01.org/0day-ci/archive/20241025/202410251513.0TgJ5Ukq-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/20241025/202410251513.0TgJ5Ukq-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/202410251513.0TgJ5Ukq-lkp@intel.com/ All errors (new ones prefixed by >>):
ld.lld: error: undefined symbol: __alloc_skb
referenced by super.c fs/ext4/super.o:(ext4_netlink_send_info) in archive built-in.a -- ld.lld: error: undefined symbol: kfree_skb referenced by super.c fs/ext4/super.o:(ext4_netlink_send_info) in archive built-in.a -- ld.lld: error: undefined symbol: __nlmsg_put referenced by super.c fs/ext4/super.o:(ext4_netlink_send_info) in archive built-in.a -- ld.lld: error: undefined symbol: netlink_broadcast referenced by super.c fs/ext4/super.o:(ext4_netlink_send_info) in archive built-in.a -- ld.lld: error: undefined symbol: init_net referenced by super.c fs/ext4/super.o:(ext4_init_fs) in archive built-in.a -- ld.lld: error: undefined symbol: __netlink_kernel_create referenced by super.c fs/ext4/super.o:(ext4_init_fs) in archive built-in.a -- ld.lld: error: undefined symbol: netlink_kernel_release referenced by super.c fs/ext4/super.o:(ext4_exit_fs) in archive built-in.a
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