From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 87E981D530 for ; Wed, 3 Jan 2024 20:21:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="VFB/cLac" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1704313314; x=1735849314; h=date:from:to:cc:subject:message-id:mime-version; bh=GruR0QFBBV1024KrG6VLNYX9Hq6OoSAEAsnE1a8ipQI=; b=VFB/cLacbWj4V05ByianUfT6HdkypFnMrM91CSDEp6Iulqjv3mJQUsOA UaCwQqCNbzwpl5ZuqPFs/khvnYK/5LajNb/awNgpsGJ4H3KWv0J1NyqZh 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robot To: "Matthew Wilcox (Oracle)" Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Peter Zijlstra Subject: kernel/sched/fair.c:939:34: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202401040454.FLLBOgVc-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org 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: 610a9b8f49fbcf1100716370d3b5f6f884a2835a commit: 904cbab71dda1689d41a240541179f21ff433c40 sched: Make const-safe date: 1 year ago config: csky-randconfig-r013-20230825 (https://download.01.org/0day-ci/archive/20240104/202401040454.FLLBOgVc-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20240104/202401040454.FLLBOgVc-lkp@intel.com/reproduce) 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/202401040454.FLLBOgVc-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> kernel/sched/fair.c:939:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_entity const *se @@ got struct sched_entity [noderef] __rcu * @@ kernel/sched/fair.c:939:34: sparse: expected struct sched_entity const *se kernel/sched/fair.c:939:34: sparse: got struct sched_entity [noderef] __rcu * kernel/sched/fair.c:7698:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:7698:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:7698:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:7996:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:7996:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:7996:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...): include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false kernel/sched/fair.c:6039:35: sparse: sparse: marked inline, but without a definition kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2232:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2232:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2232:9: sparse: struct task_struct * kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * -- kernel/sched/build_policy.c: note: in included file: kernel/sched/rt.c:961:70: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/rt.c:961:70: sparse: struct task_struct [noderef] __rcu * kernel/sched/rt.c:961:70: sparse: struct task_struct * kernel/sched/rt.c:1047:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/rt.c:1047:38: sparse: expected struct task_struct *curr kernel/sched/rt.c:1047:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/rt.c:1592:31: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *p @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/rt.c:1592:31: sparse: expected struct task_struct *p kernel/sched/rt.c:1592:31: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/build_policy.c: note: in included file: >> kernel/sched/deadline.c:1954:42: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct sched_dl_entity const *b @@ got struct sched_dl_entity [noderef] __rcu * @@ kernel/sched/deadline.c:1954:42: sparse: expected struct sched_dl_entity const *b kernel/sched/deadline.c:1954:42: sparse: got struct sched_dl_entity [noderef] __rcu * kernel/sched/deadline.c:1182:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/deadline.c:1182:23: sparse: expected struct task_struct *p kernel/sched/deadline.c:1182:23: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/deadline.c:1309:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/deadline.c:1309:38: sparse: expected struct task_struct *curr kernel/sched/deadline.c:1309:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/deadline.c:2645:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/deadline.c:2645:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/deadline.c:2645:22: sparse: struct task_struct * kernel/sched/build_policy.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/umh.h, include/linux/kmod.h, ...): include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false kernel/sched/build_policy.c: note: in included file: kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * kernel/sched/sched.h:2074:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2074:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2074:25: sparse: struct task_struct * vim +939 kernel/sched/fair.c bf0f6f24a1ece8 kernel/sched_fair.c Ingo Molnar 2007-07-09 936 6e998916dfe327 kernel/sched/fair.c Stanislaw Gruszka 2014-11-12 937 static void update_curr_fair(struct rq *rq) 6e998916dfe327 kernel/sched/fair.c Stanislaw Gruszka 2014-11-12 938 { 6e998916dfe327 kernel/sched/fair.c Stanislaw Gruszka 2014-11-12 @939 update_curr(cfs_rq_of(&rq->curr->se)); 6e998916dfe327 kernel/sched/fair.c Stanislaw Gruszka 2014-11-12 940 } 6e998916dfe327 kernel/sched/fair.c Stanislaw Gruszka 2014-11-12 941 :::::: The code at line 939 was first introduced by commit :::::: 6e998916dfe327e785e7c2447959b2c1a3ea4930 sched/cputime: Fix clock_nanosleep()/clock_gettime() inconsistency :::::: TO: Stanislaw Gruszka :::::: CC: Ingo Molnar -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki