[tip:sched/core 13/54] include/linux/cpuidle.h:121:9: sparse: sparse: incorrect type in argument 1 (different address spaces)
From: kernel test robot
Date: Mon Jan 23 2023 - 07:53:17 EST
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@xxxxxxxxx/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@xxxxxxxxx>
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
--
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