[kbuild-all] [ammarfaizi2-block:google/android/kernel/common/android12-5.4 400/9999] kernel/sched/core.c:94:22: sparse: sparse: incorrect type in initializer (different address spaces)

Tuesday, 25 January 2022


tree:   https://github.com/ammarfaizi2/linux-block
google/android/kernel/common/android12-5.4
head:   3307e1a058380163f1a11c8f7632706168f9fcb1
commit: a0212dbcef6d8b619371eb766da024aaf25e877b [400/9999] ANDROID: GKI: core: Export for
runqueues
config: x86_64-randconfig-s022
(https://download.01.org/0day-ci/archive/20220125/202201251245.Jpz3uXmU-lk...)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        #
https://github.com/ammarfaizi2/linux-block/commit/a0212dbcef6d8b619371eb7...
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-5.4
        git checkout a0212dbcef6d8b619371eb766da024aaf25e877b
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir
ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com&gt;


sparse warnings: (new ones prefixed by >>)
...
> kernel/sched/core.c:94:22: sparse: sparse: incorrect type in
initializer (different address spaces) @@     expected void const [noderef] <asn:3>
*__vpp_verify @@     got struct rq * @@    kernel/sched/core.c:94:22: sparse:    
expected void const [noderef] <asn:3> *__vpp_verify
   kernel/sched/core.c:94:22: sparse:     got struct rq *
   kernel/sched/core.c:96:21: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:96:21: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:96:21: sparse:     got struct rq *
   kernel/sched/core.c:118:22: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:118:22: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:118:22: sparse:     got struct rq *
   kernel/sched/core.c:137:21: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:137:21: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:137:21: sparse:     got struct rq *
   kernel/sched/core.c:541:25: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:541:25: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:541:25: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:569:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:569:9: sparse:     got struct rq *
   kernel/sched/core.c:569:9: sparse: sparse: incorrect type in assignment (different
address spaces) @@     expected struct sched_domain *[assigned] sd @@     got struct
sched_domain [noderef] <asn:4> *parent @@
   kernel/sched/core.c:569:9: sparse:     expected struct sched_domain *[assigned] sd
   kernel/sched/core.c:569:9: sparse:     got struct sched_domain [noderef] <asn:4>
*parent
   kernel/sched/core.c:600:25: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:600:25: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:600:25: sparse:     got struct rq *
   kernel/sched/core.c:1691:14: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:1691:14: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:1691:14: sparse:     got struct rq *
   kernel/sched/core.c:1738:25: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:1738:25: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:1738:25: sparse:     got struct rq *
   kernel/sched/core.c:1760:13: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:1760:13: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:1760:13: sparse:     got struct rq *
   kernel/sched/core.c:1785:25: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:1785:25: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:1785:25: sparse:     got struct rq *
   kernel/sched/core.c:1929:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:1929:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:1929:9: sparse:     got struct rq *
   kernel/sched/core.c:2098:22: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2098:22: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2098:22: sparse:     got struct rq *
   kernel/sched/core.c:2334:40: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2334:40: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2334:40: sparse:     got struct rq *
   kernel/sched/core.c:2350:9: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2350:9: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2350:9: sparse:     got struct rq *
   kernel/sched/core.c:2379:14: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2379:14: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2379:14: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2390:17: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2390:17: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2390:17: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2390:17: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2390:17: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2390:17: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2390:17: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2390:17: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2390:17: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2390:17: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@
   kernel/sched/core.c:2390:17: sparse:     expected void const [noderef] <asn:3>
*__vpp_verify
   kernel/sched/core.c:2390:17: sparse:     got struct rq *
   kernel/sched/core.c:2390:17: sparse: sparse: incorrect type in initializer (different
address spaces) @@     expected void const [noderef] <asn:3> *__vpp_verify @@    
got struct rq * @@

vim +94 kernel/sched/core.c

fa85ae2418e684 kernel/sched.c      Peter Zijlstra 2008-01-25   82  
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   83  /*
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   84   * __task_rq_lock -
lock the rq @p resides on.
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   85   */
eb58075149b7f0 kernel/sched/core.c Peter Zijlstra 2015-07-31   86  struct rq
*__task_rq_lock(struct task_struct *p, struct rq_flags *rf)
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   87 
	__acquires(rq->lock)
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   88  {
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   89  	struct rq *rq;
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   90  
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   91 
	lockdep_assert_held(&p->pi_lock);
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   92  
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   93  	for (;;) {
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  @94  		rq = task_rq(p);
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   95 
		raw_spin_lock(&rq->lock);
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   96  		if (likely(rq ==
task_rq(p) && !task_on_rq_migrating(p))) {
d8ac897137a230 kernel/sched/core.c Matt Fleming   2016-09-21   97  			rq_pin_lock(rq,
rf);
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   98  			return rq;
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28   99  		}
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  100 
		raw_spin_unlock(&rq->lock);
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  101  
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  102  		while
(unlikely(task_on_rq_migrating(p)))
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  103  			cpu_relax();
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  104  	}
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  105  }
3e71a462dd483c kernel/sched/core.c Peter Zijlstra 2016-04-28  106  

:::::: The code at line 94 was first introduced by commit
:::::: 3e71a462dd483ce508a723356b293731e7d788ea sched/core: Move task_rq_lock() out of
line

:::::: TO: Peter Zijlstra <peterz(a)infradead.org&gt;
:::::: CC: Ingo Molnar <mingo(a)kernel.org&gt;

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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[kbuild-all] [ammarfaizi2-block:google/android/kernel/common/android12-5.4 400/9999] kernel/sched/core.c:94:22: sparse: sparse: incorrect type in initializer (different address spaces)