tree: https://android.googlesource.com/kernel/common android12-5.4 head: 6fa60aa03b21d9299a2f83869b7513306a5f9d80 commit: a0212dbcef6d8b619371eb766da024aaf25e877b [3/7] ANDROID: GKI: core: Export for runqueues config: i386-randconfig-s001-20210812 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-348-gf0e6938b-dirty git remote add android-common https://android.googlesource.com/kernel/common git fetch --no-tags android-common android12-5.4 git checkout a0212dbcef6d8b619371eb766da024aaf25e877b # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 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: 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: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:2593:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:2593:25: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:2593:25: sparse: got struct rq * kernel/sched/core.c:2835:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:2835:29: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:2835:29: sparse: got struct rq * kernel/sched/core.c:3392:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:3392:25: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:3392:25: sparse: got struct rq * kernel/sched/core.c:3607:24: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:3607:24: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:3607:24: sparse: got struct rq * kernel/sched/core.c:3627:16: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:3627:16: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:3627:16: sparse: got struct rq * kernel/sched/core.c:3637:24: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:3637:24: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:3637:24: sparse: got struct rq * kernel/sched/core.c:3651:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:3651:29: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:3651:29: sparse: got struct rq * kernel/sched/core.c:3798:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:3798:25: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:3798:25: sparse: got struct rq * kernel/sched/core.c:4218:14: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:4218:14: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:4218:14: sparse: got struct rq * kernel/sched/core.c:4269:17: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:4269:17: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/core.c:4269:17: sparse: struct task_struct * kernel/sched/core.c:4833:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:4833:25: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:4833:25: sparse: got struct rq * kernel/sched/core.c:4874:16: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:4874:16: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:4874:16: sparse: got struct rq * kernel/sched/core.c:5908:14: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:5908:14: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:5908:14: sparse: got struct rq * kernel/sched/core.c:5911:16: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:5911:16: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:5911:16: sparse: got struct rq * kernel/sched/core.c:5922:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:5922:13: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:5922:13: sparse: got struct rq * kernel/sched/core.c:6227:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:6227:25: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:6227:25: sparse: got struct rq * kernel/sched/core.c:6266:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/core.c:6266:9: sparse: struct task_struct [noderef] <asn:4> * kernel/sched/core.c:6266:9: sparse: struct task_struct * kernel/sched/core.c:6833:22: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:6833:22: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:6833:22: sparse: got struct rq * kernel/sched/core.c:8171:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:8171:25: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:8171:25: sparse: got struct rq * kernel/sched/core.c:4109:9: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] <asn:3> *__vpp_verify @@ got struct rq * @@ kernel/sched/core.c:4109:9: sparse: expected void const [noderef] <asn:3> *__vpp_verify kernel/sched/core.c:4109:9: sparse: 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