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* [tip:sched/core 13/54] include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2023-01-23 12:52 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-01-23 12:52 UTC (permalink / raw)
  To: Peter Zijlstra; +Cc: oe-kbuild-all, linux-kernel, x86, Ingo Molnar

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core
head:   001c28e57187570e4b5aa4492c7a957fb6d65d7b
commit: a01353cf1896ea5b8a7bbc5e2b2d38feed8b7aaa [13/54] cpuidle: Fix ct_idle_*() usage
config: loongarch-randconfig-s031-20230123 (https://download.01.org/0day-ci/archive/20230123/202301232043.2Wcpl2DK-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 12.1.0
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: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=a01353cf1896ea5b8a7bbc5e2b2d38feed8b7aaa
        git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
        git fetch --no-tags tip sched/core
        git checkout a01353cf1896ea5b8a7bbc5e2b2d38feed8b7aaa
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=loongarch SHELL=/bin/bash kernel/sched/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

sparse warnings: (new ones prefixed by >>)
   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:2411:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/rt.c:2411:25: sparse:    struct task_struct *
   kernel/sched/rt.c:2411:25: sparse:    struct task_struct [noderef] __rcu *
   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/rt.c:1929:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/rt.c:1929:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/rt.c:1929:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/rt.c:1612:14: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct task_struct *curr @@     got struct task_struct [noderef] __rcu * @@
   kernel/sched/rt.c:1612:14: sparse:     expected struct task_struct *curr
   kernel/sched/rt.c:1612:14: sparse:     got struct task_struct [noderef] __rcu *
   kernel/sched/rt.c:1677:45: 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:1677:45: sparse:     expected struct task_struct *p
   kernel/sched/rt.c:1677:45: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/rt.c:1738:67: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *tsk @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/rt.c:1738:67: sparse:     expected struct task_struct *tsk
   kernel/sched/rt.c:1738:67: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/rt.c:2093:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *task @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/rt.c:2093:40: sparse:     expected struct task_struct *task
   kernel/sched/rt.c:2093:40: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/rt.c:2114:13: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/rt.c:2114:13: sparse:    struct task_struct *
   kernel/sched/rt.c:2114:13: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/rt.c:2462:54: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *tsk @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/rt.c:2462:54: sparse:     expected struct task_struct *tsk
   kernel/sched/rt.c:2462:54: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/rt.c:2464:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *p @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/rt.c:2464:40: sparse:     expected struct task_struct *p
   kernel/sched/rt.c:2464:40: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/rt.c:2464:61: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *p @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/rt.c:2464:61: sparse:     expected struct task_struct *p
   kernel/sched/rt.c:2464:61: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/build_policy.c: note: in included file:
   kernel/sched/deadline.c:2315:23: 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:2315:23: sparse:     expected struct task_struct *p
   kernel/sched/deadline.c:2315:23: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/deadline.c:2325:13: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/deadline.c:2325:13: sparse:    struct task_struct *
   kernel/sched/deadline.c:2325:13: sparse:    struct task_struct [noderef] __rcu *
   kernel/sched/deadline.c:2433:25: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/sched/deadline.c:2433:25: sparse:    struct task_struct *
   kernel/sched/deadline.c:2433:25: sparse:    struct task_struct [noderef] __rcu *
   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:1965:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *tsk @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/deadline.c:1965:38: sparse:     expected struct task_struct *tsk
   kernel/sched/deadline.c:1965:38: sparse:     got struct task_struct [noderef] __rcu *curr
   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:2174:9: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct sched_domain [noderef] __rcu *parent @@
   kernel/sched/deadline.c:2174:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/deadline.c:2174:9: sparse:     got struct sched_domain [noderef] __rcu *parent
   kernel/sched/deadline.c:1839:14: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected struct task_struct *curr @@     got struct task_struct [noderef] __rcu * @@
   kernel/sched/deadline.c:1839:14: sparse:     expected struct task_struct *curr
   kernel/sched/deadline.c:1839:14: sparse:     got struct task_struct [noderef] __rcu *
   kernel/sched/deadline.c:1915:43: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected struct task_struct *p @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/deadline.c:1915:43: sparse:     expected struct task_struct *p
   kernel/sched/deadline.c:1915:43: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/deadline.c:2478:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct task_struct *tsk @@     got struct task_struct [noderef] __rcu *curr @@
   kernel/sched/deadline.c:2478:38: sparse:     expected struct task_struct *tsk
   kernel/sched/deadline.c:2478:38: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/deadline.c:2480:23: 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:2480:23: sparse:     expected struct task_struct *p
   kernel/sched/deadline.c:2480:23: sparse:     got struct task_struct [noderef] __rcu *curr
   kernel/sched/deadline.c:2482:44: 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:2482:44: sparse:     expected struct sched_dl_entity const *b
   kernel/sched/deadline.c:2482:44: sparse:     got struct sched_dl_entity [noderef] __rcu *
   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:
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
>> include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   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 *
   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 +121 include/linux/cpuidle.h

   118	
   119	static __always_inline void ct_cpuidle_enter(void)
   120	{
 > 121		lockdep_assert_irqs_disabled();
   122		/*
   123		 * Idle is allowed to (temporary) enable IRQs. It
   124		 * will return with IRQs disabled.
   125		 *
   126		 * Trace IRQs enable here, then switch off RCU, and have
   127		 * arch_cpu_idle() use raw_local_irq_enable(). Note that
   128		 * ct_idle_enter() relies on lockdep IRQ state, so switch that
   129		 * last -- this is very similar to the entry code.
   130		 */
   131		trace_hardirqs_on_prepare();
   132		lockdep_hardirqs_on_prepare();
   133		instrumentation_end();
   134		ct_idle_enter();
   135		lockdep_hardirqs_on(_RET_IP_);
   136	}
   137	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

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