From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (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 787A85223 for ; Sat, 11 Nov 2023 09:35:36 +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="h3kEDaBr" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699695336; x=1731231336; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=0/mgnOGLKkmumNCefxiyIJYqA+lAg/99F34lTxCRyWc=; b=h3kEDaBra28xS2pEqR7VUYM4Ekz71pbv40TgWLS0Ug7i6y4ufqsMAG2B CxOU7UEekyf39W8pEZqJreOTWftdMDgLr5nu/MFsdIybZBlDa/r7ZqUfn Vy8R3t2+TnT1ZJqhjFXv8Zq+nUMN16P/A+loZZRhJ07YSo+0QHAM5RxF7 dUZvlilxV9kG5MZFNe5RSWAcdRZ2iSkQFNe1t/vj5C2moGH8FrqkR81ys mkeD7yK5pOzzX05ksAF38m7S3xoCZoaKYOaizIUcRoct0Q4xuuXvFHvRF Rox+M/iWX3T08vY1bkoFb+uM6QMEzeVGjFQBOcAQSC/USs4zSp+OIcS4H A==; X-IronPort-AV: E=McAfee;i="6600,9927,10890"; a="3324587" X-IronPort-AV: E=Sophos;i="6.03,294,1694761200"; d="scan'208";a="3324587" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Nov 2023 01:35:35 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10890"; a="740333429" X-IronPort-AV: E=Sophos;i="6.03,294,1694761200"; d="scan'208";a="740333429" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by orsmga006.jf.intel.com with ESMTP; 11 Nov 2023 01:35:34 -0800 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1r1kOp-000ALO-3A; Sat, 11 Nov 2023 09:35:31 +0000 Date: Sat, 11 Nov 2023 17:34:44 +0800 From: kernel test robot To: John Stultz Cc: oe-kbuild-all@lists.linux.dev Subject: Re: [PATCH v6 11/20] sched: Split scheduler execution context Message-ID: <202311111740.AZgq2fGH-lkp@intel.com> References: <20231106193524.866104-12-jstultz@google.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 In-Reply-To: <20231106193524.866104-12-jstultz@google.com> Hi John, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/locking/core] [also build test WARNING on v6.6] [cannot apply to tip/sched/core tip/master linus/master tip/auto-latest next-20231110] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/John-Stultz/sched-Unify-runtime-accounting-across-classes/20231107-033946 base: tip/locking/core patch link: https://lore.kernel.org/r/20231106193524.866104-12-jstultz%40google.com patch subject: [PATCH v6 11/20] sched: Split scheduler execution context config: x86_64-randconfig-121-20231111 (https://download.01.org/0day-ci/archive/20231111/202311111740.AZgq2fGH-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231111/202311111740.AZgq2fGH-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/202311111740.AZgq2fGH-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) kernel/sched/core.c:756:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *task @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:756:31: sparse: expected struct task_struct *task kernel/sched/core.c:756:31: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:757:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *task @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:757:25: sparse: expected struct task_struct *task kernel/sched/core.c:757:25: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:1074:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:1074:38: sparse: expected struct task_struct *curr kernel/sched/core.c:1074:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:2254:36: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:2254:36: sparse: expected struct task_struct *curr kernel/sched/core.c:2254:36: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:2265:64: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:2265:64: sparse: expected struct task_struct *tsk kernel/sched/core.c:2265:64: sparse: got struct task_struct [noderef] __rcu *curr >> kernel/sched/core.c:5687:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:5687:14: sparse: expected struct task_struct *curr kernel/sched/core.c:5687:14: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:6628:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *prev @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:6628:14: sparse: expected struct task_struct *prev kernel/sched/core.c:6628:14: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:7193:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:7193:17: sparse: struct task_struct * kernel/sched/core.c:7193:17: sparse: struct task_struct [noderef] __rcu * kernel/sched/core.c:7409:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:7409:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/core.c:7409:22: sparse: struct task_struct * kernel/sched/core.c:11608:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:11608:25: sparse: expected struct task_struct *p kernel/sched/core.c:11608:25: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:582:6: sparse: sparse: context imbalance in 'raw_spin_rq_lock_nested' - wrong count at exit kernel/sched/core.c:607:6: sparse: sparse: context imbalance in 'raw_spin_rq_trylock' - wrong count at exit kernel/sched/core.c:631:6: sparse: sparse: context imbalance in 'raw_spin_rq_unlock' - unexpected unlock kernel/sched/core.c:669:36: sparse: sparse: context imbalance in '__task_rq_lock' - wrong count at exit kernel/sched/core.c:710:36: sparse: sparse: context imbalance in 'task_rq_lock' - wrong count at exit kernel/sched/core.c: note: in included file: kernel/sched/sched.h:2155:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2155:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2155:25: sparse: struct task_struct * kernel/sched/sched.h:2155:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2155:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2155:25: sparse: struct task_struct * kernel/sched/sched.h:2155:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2155:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2155:25: sparse: struct task_struct * kernel/sched/sched.h:2166:32: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2166:32: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2166:32: sparse: struct task_struct * kernel/sched/sched.h:2344:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2344:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2344:9: sparse: struct task_struct * kernel/sched/sched.h:2344:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2344:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2344:9: sparse: struct task_struct * kernel/sched/sched.h:2166:32: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2166:32: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2166:32: sparse: struct task_struct * kernel/sched/sched.h:2344:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2344:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2344:9: sparse: struct task_struct * kernel/sched/sched.h:2166:32: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2166:32: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2166:32: sparse: struct task_struct * kernel/sched/sched.h:2344:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2344:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2344:9: sparse: struct task_struct * kernel/sched/sched.h:2166:32: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2166:32: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2166:32: sparse: struct task_struct * kernel/sched/sched.h:2344:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2344:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2344:9: sparse: struct task_struct * kernel/sched/sched.h:2155:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2155:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2155:25: sparse: struct task_struct * kernel/sched/sched.h:2166:32: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2166:32: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2166:32: sparse: struct task_struct * kernel/sched/sched.h:2344:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2344:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2344:9: sparse: struct task_struct * vim +5687 kernel/sched/core.c 5666 5667 /* 5668 * This function gets called by the timer code, with HZ frequency. 5669 * We call it with interrupts disabled. 5670 */ 5671 void scheduler_tick(void) 5672 { 5673 int cpu = smp_processor_id(); 5674 struct rq *rq = cpu_rq(cpu); 5675 /* accounting goes to the selected task */ 5676 struct task_struct *curr; 5677 struct rq_flags rf; 5678 unsigned long thermal_pressure; 5679 u64 resched_latency; 5680 5681 if (housekeeping_cpu(cpu, HK_TYPE_TICK)) 5682 arch_scale_freq_tick(); 5683 5684 sched_clock_tick(); 5685 5686 rq_lock(rq, &rf); > 5687 curr = rq_selected(rq); 5688 5689 update_rq_clock(rq); 5690 thermal_pressure = arch_scale_thermal_pressure(cpu_of(rq)); 5691 update_thermal_load_avg(rq_clock_thermal(rq), rq, thermal_pressure); 5692 curr->sched_class->task_tick(rq, curr, 0); 5693 if (sched_feat(LATENCY_WARN)) 5694 resched_latency = cpu_resched_latency(rq); 5695 calc_global_load_tick(rq); 5696 sched_core_tick(rq); 5697 task_tick_mm_cid(rq, curr); 5698 5699 rq_unlock(rq, &rf); 5700 5701 if (sched_feat(LATENCY_WARN) && resched_latency) 5702 resched_latency_warn(cpu, resched_latency); 5703 5704 perf_event_task_tick(); 5705 5706 if (curr->flags & PF_WQ_WORKER) 5707 wq_worker_tick(curr); 5708 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki