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17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1qxnV8-00008u-22; Tue, 31 Oct 2023 12:05:42 +0000 Date: Tue, 31 Oct 2023 20:05:02 +0800 From: kernel test robot To: Chengming Zhou Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Peter Zijlstra Subject: kernel/sched/core.c:711:31: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202310311921.TywchFFd-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5a6a09e97199d6600d31383055f9d43fbbcbe86f commit: 52b1364ba0b105122d6de0e719b36db705011ac1 sched/psi: Add PSI_IRQ to track IRQ/SOFTIRQ pressure date: 1 year, 2 months ago config: x86_64-randconfig-r031-20230909 (https://download.01.org/0day-ci/archive/20231031/202310311921.TywchFFd-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/20231031/202310311921.TywchFFd-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/202310311921.TywchFFd-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> kernel/sched/core.c:711:31: 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:711:31: sparse: expected struct task_struct *task kernel/sched/core.c:711:31: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:781:48: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *p @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/core.c:781:48: sparse: expected struct task_struct *p kernel/sched/core.c:781:48: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:1028:38: 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:1028:38: sparse: expected struct task_struct *curr kernel/sched/core.c:1028:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:2192:33: 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:2192:33: sparse: expected struct task_struct *p kernel/sched/core.c:2192:33: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:2192:68: 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:2192:68: sparse: expected struct task_struct *tsk kernel/sched/core.c:2192:68: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:5441:38: 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:5441:38: sparse: expected struct task_struct *curr kernel/sched/core.c:5441:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:6387:14: 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:6387:14: sparse: expected struct task_struct *prev kernel/sched/core.c:6387:14: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:6913:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:6913:17: sparse: struct task_struct * kernel/sched/core.c:6913:17: sparse: struct task_struct [noderef] __rcu * kernel/sched/core.c:7129:22: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:7129:22: sparse: struct task_struct [noderef] __rcu * kernel/sched/core.c:7129:22: sparse: struct task_struct * kernel/sched/core.c:11188:25: 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:11188:25: sparse: expected struct task_struct *p kernel/sched/core.c:11188:25: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/core.c:537:6: sparse: sparse: context imbalance in 'raw_spin_rq_lock_nested' - wrong count at exit kernel/sched/core.c:570:23: sparse: sparse: context imbalance in 'raw_spin_rq_trylock' - wrong count at exit kernel/sched/core.c:586:6: sparse: sparse: context imbalance in 'raw_spin_rq_unlock' - unexpected unlock kernel/sched/core.c:624:36: sparse: sparse: context imbalance in '__task_rq_lock' - wrong count at exit kernel/sched/core.c:665:36: sparse: sparse: context imbalance in 'task_rq_lock' - wrong count at exit kernel/sched/core.c:781:11: sparse: sparse: dereference of noderef expression kernel/sched/core.c:2183:33: sparse: sparse: dereference of noderef expression kernel/sched/core.c:2184:19: sparse: sparse: dereference of noderef expression kernel/sched/core.c:2185:18: sparse: sparse: dereference of noderef expression kernel/sched/core.c: note: in included file: kernel/sched/sched.h:1594:9: sparse: sparse: context imbalance in 'ttwu_runnable' - wrong count at exit kernel/sched/core.c:4266:9: sparse: sparse: context imbalance in 'task_call_func' - wrong count at exit kernel/sched/sched.h:1594:9: sparse: sparse: context imbalance in 'wake_up_new_task' - wrong count at exit kernel/sched/core.c:5100:9: sparse: sparse: context imbalance in 'finish_task_switch' - wrong count at exit kernel/sched/sched.h:2060:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2060:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2060:25: sparse: struct task_struct * kernel/sched/sched.h:2217:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2217:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2217:9: sparse: struct task_struct * kernel/sched/sched.h:2217:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2217:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2217:9: sparse: struct task_struct * kernel/sched/sched.h:2060:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2060:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2060:25: sparse: struct task_struct * kernel/sched/sched.h:2217:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2217:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2217:9: sparse: struct task_struct * kernel/sched/sched.h:2060:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2060:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2060:25: sparse: struct task_struct * kernel/sched/sched.h:2217:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2217:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2217:9: sparse: struct task_struct * kernel/sched/sched.h:2060:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2060:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2060:25: sparse: struct task_struct * kernel/sched/sched.h:2217:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2217:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2217:9: sparse: struct task_struct * kernel/sched/sched.h:2060:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2060:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2060:25: sparse: struct task_struct * vim +711 kernel/sched/core.c 675 676 /* 677 * RQ-clock updating methods: 678 */ 679 680 static void update_rq_clock_task(struct rq *rq, s64 delta) 681 { 682 /* 683 * In theory, the compile should just see 0 here, and optimize out the call 684 * to sched_rt_avg_update. But I don't trust it... 685 */ 686 s64 __maybe_unused steal = 0, irq_delta = 0; 687 688 #ifdef CONFIG_IRQ_TIME_ACCOUNTING 689 irq_delta = irq_time_read(cpu_of(rq)) - rq->prev_irq_time; 690 691 /* 692 * Since irq_time is only updated on {soft,}irq_exit, we might run into 693 * this case when a previous update_rq_clock() happened inside a 694 * {soft,}irq region. 695 * 696 * When this happens, we stop ->clock_task and only update the 697 * prev_irq_time stamp to account for the part that fit, so that a next 698 * update will consume the rest. This ensures ->clock_task is 699 * monotonic. 700 * 701 * It does however cause some slight miss-attribution of {soft,}irq 702 * time, a more accurate solution would be to update the irq_time using 703 * the current rq->clock timestamp, except that would require using 704 * atomic ops. 705 */ 706 if (irq_delta > delta) 707 irq_delta = delta; 708 709 rq->prev_irq_time += irq_delta; 710 delta -= irq_delta; > 711 psi_account_irqtime(rq->curr, irq_delta); 712 #endif 713 #ifdef CONFIG_PARAVIRT_TIME_ACCOUNTING 714 if (static_key_false((¶virt_steal_rq_enabled))) { 715 steal = paravirt_steal_clock(cpu_of(rq)); 716 steal -= rq->prev_steal_time_rq; 717 718 if (unlikely(steal > delta)) 719 steal = delta; 720 721 rq->prev_steal_time_rq += steal; 722 delta -= steal; 723 } 724 #endif 725 726 rq->clock_task += delta; 727 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki