tree: git://git.samba.org/sfrench/cifs-2.6.git for-next head: 3c652dd9928737b82a74b3ce8483c7497885eb04 commit: 4d1cc0309f7ec007b5b29f1350e3b1c105e86439 [18/20] cifs: try opening channels after mounting reproduce: # apt-get install sparse # sparse version: v0.6.1-6-g57f8611-dirty git checkout 4d1cc0309f7ec007b5b29f1350e3b1c105e86439 make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> fs/cifs/smb2transport.c:52:1: sparse: sparse: symbol 'smb3_crypto_shash_allocate' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation