Hi Pascal, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tip/perf/core] [also build test WARNING on linux/master v5.8] [cannot apply to security/next-testing linus/master next-20200814] [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] url: https://github.com/0day-ci/linux/commits/Pascal-Bouchareine/proc-socket-attach-description-to-sockets/20200816-090222 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git d903b6d029d66e6478562d75ea18d89098f7b7e8 config: i386-randconfig-s002-20200816 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-168-g9554805c-dirty # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> net/core/sock.c:831:5: sparse: sparse: symbol 'sock_set_description' was not declared. Should it be static? net/core/sock.c:2028:9: sparse: sparse: context imbalance in 'sk_clone_lock' - wrong count at exit net/core/sock.c:2032:6: sparse: sparse: context imbalance in 'sk_free_unlock_clone' - unexpected unlock net/core/sock.c:3117:6: sparse: sparse: context imbalance in 'lock_sock_fast' - different lock contexts for basic block net/core/sock.c:3611:13: sparse: sparse: context imbalance in 'proto_seq_start' - wrong count at exit net/core/sock.c:3623:13: sparse: sparse: context imbalance in 'proto_seq_stop' - wrong count at exit Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org