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d="scan'208";a="360318029" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2023 23:44:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10737"; a="885037456" X-IronPort-AV: E=Sophos;i="6.00,234,1681196400"; d="scan'208";a="885037456" Received: from lkp-server01.sh.intel.com (HELO 15ab08e44a81) ([10.239.97.150]) by orsmga005.jf.intel.com with ESMTP; 10 Jun 2023 23:44:52 -0700 Received: from kbuild by 15ab08e44a81 with local (Exim 4.96) (envelope-from ) id 1q8Eom-000Ahi-0P; Sun, 11 Jun 2023 06:44:52 +0000 Date: Sun, 11 Jun 2023 14:44:34 +0800 From: kernel test robot To: Eric Dumazet Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org Subject: drivers/net/ethernet/mellanox/mlx5/core/en/qos.c:364:40: sparse: sparse: incorrect type in initializer (different address spaces) Message-ID: <202306111427.LOLym1UT-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 022ce8862dff83c859089cd14bc4dca0733e2f90 commit: d636fc5dd692c8f4e00ae6e0359c0eceeb5d9bdb net: sched: add rcu annotations around qdisc->qdisc_sleeping date: 4 days ago config: parisc-randconfig-s032-20230611 (https://download.01.org/0day-ci/archive/20230611/202306111427.LOLym1UT-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 12.3.0 reproduce: mkdir -p ~/bin 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: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d636fc5dd692c8f4e00ae6e0359c0eceeb5d9bdb git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout d636fc5dd692c8f4e00ae6e0359c0eceeb5d9bdb # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=parisc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=parisc SHELL=/bin/bash drivers/net/ethernet/mellanox/mlx5/core/ kernel/rcu/ 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202306111427.LOLym1UT-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/net/ethernet/mellanox/mlx5/core/en/qos.c:364:40: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct Qdisc *qdisc @@ got struct Qdisc [noderef] __rcu *qdisc_sleeping @@ drivers/net/ethernet/mellanox/mlx5/core/en/qos.c:364:40: sparse: expected struct Qdisc *qdisc drivers/net/ethernet/mellanox/mlx5/core/en/qos.c:364:40: sparse: got struct Qdisc [noderef] __rcu *qdisc_sleeping vim +364 drivers/net/ethernet/mellanox/mlx5/core/en/qos.c 214baf22870cfa Maxim Mikityanskiy 2021-01-19 360 462b0059993696 Moshe Tal 2022-05-02 361 void mlx5e_reset_qdisc(struct net_device *dev, u16 qid) 214baf22870cfa Maxim Mikityanskiy 2021-01-19 362 { 214baf22870cfa Maxim Mikityanskiy 2021-01-19 363 struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, qid); 214baf22870cfa Maxim Mikityanskiy 2021-01-19 @364 struct Qdisc *qdisc = dev_queue->qdisc_sleeping; 214baf22870cfa Maxim Mikityanskiy 2021-01-19 365 214baf22870cfa Maxim Mikityanskiy 2021-01-19 366 if (!qdisc) 214baf22870cfa Maxim Mikityanskiy 2021-01-19 367 return; 214baf22870cfa Maxim Mikityanskiy 2021-01-19 368 214baf22870cfa Maxim Mikityanskiy 2021-01-19 369 spin_lock_bh(qdisc_lock(qdisc)); 214baf22870cfa Maxim Mikityanskiy 2021-01-19 370 qdisc_reset(qdisc); 214baf22870cfa Maxim Mikityanskiy 2021-01-19 371 spin_unlock_bh(qdisc_lock(qdisc)); 214baf22870cfa Maxim Mikityanskiy 2021-01-19 372 } 214baf22870cfa Maxim Mikityanskiy 2021-01-19 373 :::::: The code at line 364 was first introduced by commit :::::: 214baf22870cfa437522f3bd4fbae56338674b04 net/mlx5e: Support HTB offload :::::: TO: Maxim Mikityanskiy :::::: CC: Jakub Kicinski -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki