CC: [email protected] CC: [email protected] TO: Paolo Abeni <[email protected]> CC: Mat Martineau <[email protected]>
tree: https://github.com/multipath-tcp/mptcp_net-next.git export head: bdef4aa8ad1928bcec942c460865c91139e84fbe commit: 427c749c2d23de6f088292a079b3777de5e04a82 [30/35] mptcp: keep unaccepted MPC subflow into join list :::::: branch date: 4 hours ago :::::: commit date: 4 hours ago config: c6x-randconfig-s032-20201023 (attached as .config) compiler: c6x-elf-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-17-g2d3af347-dirty # https://github.com/multipath-tcp/mptcp_net-next/commit/427c749c2d23de6f088292a079b3777de5e04a82 git remote add mptcp https://github.com/multipath-tcp/mptcp_net-next.git git fetch --no-tags mptcp export git checkout 427c749c2d23de6f088292a079b3777de5e04a82 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=c6x If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> "sparse warnings: (new ones prefixed by >>)" net/mptcp/protocol.c:617:13: sparse: sparse: context imbalance in 'move_skbs_to_msk' - different lock contexts for basic block net/mptcp/protocol.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/umh.h, include/linux/kmod.h, ...): include/linux/spinlock.h:399:9: sparse: sparse: context imbalance in 'mptcp_rcv_space_adjust' - unexpected unlock include/linux/spinlock.h:399:9: sparse: sparse: context imbalance in '__mptcp_move_skbs' - unexpected unlock include/linux/spinlock.h:399:9: sparse: sparse: context imbalance in 'mptcp_close' - unexpected unlock net/mptcp/protocol.c:2271:24: sparse: sparse: context imbalance in 'mptcp_sk_clone' - unexpected unlock >> include/linux/spinlock.h:399:9: sparse: sparse: context imbalance in >> 'mptcp_stream_accept' - unexpected unlock include/linux/spinlock.h:399:9: sparse: sparse: context imbalance in 'mptcp_check_writeable' - unexpected unlock vim +/mptcp_stream_accept +399 include/linux/spinlock.h c2f21ce2e31286a Thomas Gleixner 2009-12-02 396 3490565b633c705 Denys Vlasenko 2015-07-13 397 static __always_inline void spin_unlock_bh(spinlock_t *lock) c2f21ce2e31286a Thomas Gleixner 2009-12-02 398 { c2f21ce2e31286a Thomas Gleixner 2009-12-02 @399 raw_spin_unlock_bh(&lock->rlock); c2f21ce2e31286a Thomas Gleixner 2009-12-02 400 } c2f21ce2e31286a Thomas Gleixner 2009-12-02 401 :::::: The code at line 399 was first introduced by commit :::::: c2f21ce2e31286a0a32f8da0a7856e9ca1122ef3 locking: Implement new raw_spinlock :::::: TO: Thomas Gleixner <[email protected]> :::::: CC: Thomas Gleixner <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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