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Message-ID: <202303301921.astlDuQv-lkp@intel.com>
Date:   Thu, 30 Mar 2023 20:05:49 +0800
From:   kernel test robot <lkp@...el.com>
To:     Huacai Chen <chenhuacai@...ngson.cn>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Rui Wang <wangrui@...ngson.cn>
Subject: kernel/events/core.c:223:9: sparse: sparse: incorrect type in
 argument 1 (different address spaces)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   ffe78bbd512166e0ef1cc4858010b128c510ed7d
commit: 720dc7ab252bbdf404cab7b909e26b31e602bf7e LoongArch: Add subword xchg/cmpxchg emulation
date:   7 months ago
config: loongarch-randconfig-s033-20230329 (https://download.01.org/0day-ci/archive/20230330/202303301921.astlDuQv-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/torvalds/linux.git/commit/?id=720dc7ab252bbdf404cab7b909e26b31e602bf7e
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 720dc7ab252bbdf404cab7b909e26b31e602bf7e
        # 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 arch/loongarch/kernel/ drivers/perf/ kernel/events/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303301921.astlDuQv-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got unsigned int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got unsigned int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got unsigned int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got unsigned int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got int [noderef] __percpu *
>> kernel/events/core.c:223:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:223:9: sparse:     expected void *ptr
   kernel/events/core.c:223:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:320:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:320:9: sparse:     expected void *ptr
   kernel/events/core.c:320:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1074:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1074:9: sparse:     expected void *ptr
   kernel/events/core.c:1074:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1161:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1161:9: sparse:     expected void *ptr
   kernel/events/core.c:1161:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got unsigned int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1170:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   kernel/events/core.c:1170:9: sparse:     expected void *ptr
   kernel/events/core.c:1170:9: sparse:     got int [noderef] __percpu *
   kernel/events/core.c:1402:15: sparse: sparse: incompatible types in comparison expression (different address spaces):
   kernel/events/core.c:1402:15: sparse:    struct perf_event_context [noderef] __rcu *

vim +223 kernel/events/core.c

fae3fde65138b60 Peter Zijlstra      2016-01-11  213  
fae3fde65138b60 Peter Zijlstra      2016-01-11  214  static int event_function(void *info)
fae3fde65138b60 Peter Zijlstra      2016-01-11  215  {
fae3fde65138b60 Peter Zijlstra      2016-01-11  216  	struct event_function_struct *efs = info;
fae3fde65138b60 Peter Zijlstra      2016-01-11  217  	struct perf_event *event = efs->event;
fae3fde65138b60 Peter Zijlstra      2016-01-11  218  	struct perf_event_context *ctx = event->ctx;
fae3fde65138b60 Peter Zijlstra      2016-01-11  219  	struct perf_cpu_context *cpuctx = __get_cpu_context(ctx);
fae3fde65138b60 Peter Zijlstra      2016-01-11  220  	struct perf_event_context *task_ctx = cpuctx->task_ctx;
63b6da39bb38e8f Peter Zijlstra      2016-01-14  221  	int ret = 0;
fae3fde65138b60 Peter Zijlstra      2016-01-11  222  
164446455a5d3f1 Frederic Weisbecker 2017-11-06 @223  	lockdep_assert_irqs_disabled();
fae3fde65138b60 Peter Zijlstra      2016-01-11  224  
63b6da39bb38e8f Peter Zijlstra      2016-01-14  225  	perf_ctx_lock(cpuctx, task_ctx);
fae3fde65138b60 Peter Zijlstra      2016-01-11  226  	/*
fae3fde65138b60 Peter Zijlstra      2016-01-11  227  	 * Since we do the IPI call without holding ctx->lock things can have
fae3fde65138b60 Peter Zijlstra      2016-01-11  228  	 * changed, double check we hit the task we set out to hit.
fae3fde65138b60 Peter Zijlstra      2016-01-11  229  	 */
fae3fde65138b60 Peter Zijlstra      2016-01-11  230  	if (ctx->task) {
63b6da39bb38e8f Peter Zijlstra      2016-01-14  231  		if (ctx->task != current) {
0da4cf3e0a68c97 Peter Zijlstra      2016-02-24  232  			ret = -ESRCH;
63b6da39bb38e8f Peter Zijlstra      2016-01-14  233  			goto unlock;
fae3fde65138b60 Peter Zijlstra      2016-01-11  234  		}
fae3fde65138b60 Peter Zijlstra      2016-01-11  235  
fae3fde65138b60 Peter Zijlstra      2016-01-11  236  		/*
fae3fde65138b60 Peter Zijlstra      2016-01-11  237  		 * We only use event_function_call() on established contexts,
fae3fde65138b60 Peter Zijlstra      2016-01-11  238  		 * and event_function() is only ever called when active (or
fae3fde65138b60 Peter Zijlstra      2016-01-11  239  		 * rather, we'll have bailed in task_function_call() or the
fae3fde65138b60 Peter Zijlstra      2016-01-11  240  		 * above ctx->task != current test), therefore we must have
fae3fde65138b60 Peter Zijlstra      2016-01-11  241  		 * ctx->is_active here.
fae3fde65138b60 Peter Zijlstra      2016-01-11  242  		 */
fae3fde65138b60 Peter Zijlstra      2016-01-11  243  		WARN_ON_ONCE(!ctx->is_active);
fae3fde65138b60 Peter Zijlstra      2016-01-11  244  		/*
fae3fde65138b60 Peter Zijlstra      2016-01-11  245  		 * And since we have ctx->is_active, cpuctx->task_ctx must
fae3fde65138b60 Peter Zijlstra      2016-01-11  246  		 * match.
fae3fde65138b60 Peter Zijlstra      2016-01-11  247  		 */
63b6da39bb38e8f Peter Zijlstra      2016-01-14  248  		WARN_ON_ONCE(task_ctx != ctx);
63b6da39bb38e8f Peter Zijlstra      2016-01-14  249  	} else {
63b6da39bb38e8f Peter Zijlstra      2016-01-14  250  		WARN_ON_ONCE(&cpuctx->ctx != ctx);
fae3fde65138b60 Peter Zijlstra      2016-01-11  251  	}
63b6da39bb38e8f Peter Zijlstra      2016-01-14  252  
fae3fde65138b60 Peter Zijlstra      2016-01-11  253  	efs->func(event, cpuctx, ctx, efs->data);
63b6da39bb38e8f Peter Zijlstra      2016-01-14  254  unlock:
fae3fde65138b60 Peter Zijlstra      2016-01-11  255  	perf_ctx_unlock(cpuctx, task_ctx);
fae3fde65138b60 Peter Zijlstra      2016-01-11  256  
63b6da39bb38e8f Peter Zijlstra      2016-01-14  257  	return ret;
fae3fde65138b60 Peter Zijlstra      2016-01-11  258  }
fae3fde65138b60 Peter Zijlstra      2016-01-11  259  

:::::: The code at line 223 was first introduced by commit
:::::: 164446455a5d3f1402b5a0ea42acce33fd576ed7 perf/core: Use lockdep to assert IRQs are disabled/enabled

:::::: TO: Frederic Weisbecker <frederic@...nel.org>
:::::: CC: Ingo Molnar <mingo@...nel.org>

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

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