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Message-ID: <202210191652.YnuY6Chw-lkp@intel.com>
Date:   Wed, 19 Oct 2022 17:07:26 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/perf/arm_smmuv3_pmu.c:403:9: 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:   aae703b02f92bde9264366c545e87cec451de471
commit: f3c0eba287049237b23d1300376768293eb89e69 perf: Add a few assertions
date:   6 weeks ago
config: loongarch-randconfig-s043-20221018
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=f3c0eba287049237b23d1300376768293eb89e69
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout f3c0eba287049237b23d1300376768293eb89e69
        # 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 SHELL=/bin/bash drivers/gpu/drm/tiny/ drivers/leds/flash/ drivers/perf/

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

sparse warnings: (new ones prefixed by >>)
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/arm_smmuv3_pmu.c:403:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     expected void *ptr
   drivers/perf/arm_smmuv3_pmu.c:403:9: sparse:     got int [noderef] __percpu *
   drivers/perf/arm_smmuv3_pmu.c: note: in included file (through arch/loongarch/include/asm/io.h, arch/loongarch/include/asm/pgtable.h, arch/loongarch/include/asm/uaccess.h, ...):
   include/asm-generic/io.h:239:15: sparse: sparse: cast to restricted __le64
   include/asm-generic/io.h:239:15: sparse: sparse: cast to restricted __le64
   include/asm-generic/io.h:290:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:290:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:290:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:290:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:290:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:290:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:290:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:290:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:290:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:290:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:290:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:290:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:290:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:290:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:290:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:239:15: sparse: sparse: cast to restricted __le64
   include/asm-generic/io.h:290:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:290:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:290:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:389:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:389:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:389:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:379:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int [usertype] value @@     got restricted __le32 [usertype] @@
   include/asm-generic/io.h:379:22: sparse:     expected unsigned int [usertype] value
   include/asm-generic/io.h:379:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:379:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned int [usertype] value @@     got restricted __le32 [usertype] @@
   include/asm-generic/io.h:379:22: sparse:     expected unsigned int [usertype] value
   include/asm-generic/io.h:379:22: sparse:     got restricted __le32 [usertype]
   include/asm-generic/io.h:389:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:389:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:389:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:389:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:389:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:389:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:389:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:389:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:389:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:389:22: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected unsigned long long [usertype] value @@     got restricted __le64 [usertype] @@
   include/asm-generic/io.h:389:22: sparse:     expected unsigned long long [usertype] value
   include/asm-generic/io.h:389:22: sparse:     got restricted __le64 [usertype]
   include/asm-generic/io.h:335:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:335:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:348:15: sparse: sparse: cast to restricted __le64
   include/asm-generic/io.h:348:15: sparse: sparse: cast to restricted __le64
--
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/arm_dmc620_pmu.c:524:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     expected void *ptr
   drivers/perf/arm_dmc620_pmu.c:524:9: sparse:     got int [noderef] __percpu *
--
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got unsigned int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got unsigned int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got int [noderef] __percpu *
>> drivers/perf/xgene_pmu.c:935:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *ptr @@     got int [noderef] __percpu * @@
   drivers/perf/xgene_pmu.c:935:9: sparse:     expected void *ptr
   drivers/perf/xgene_pmu.c:935:9: sparse:     got int [noderef] __percpu *

vim +403 drivers/perf/arm_smmuv3_pmu.c

3c9347351a6ea1 Robin Murphy 2019-08-01  358  
7d839b4b9e0064 Neil Leeder  2019-03-26  359  /*
7d839b4b9e0064 Neil Leeder  2019-03-26  360   * Implementation of abstract pmu functionality required by
7d839b4b9e0064 Neil Leeder  2019-03-26  361   * the core perf events code.
7d839b4b9e0064 Neil Leeder  2019-03-26  362   */
7d839b4b9e0064 Neil Leeder  2019-03-26  363  
7d839b4b9e0064 Neil Leeder  2019-03-26  364  static int smmu_pmu_event_init(struct perf_event *event)
7d839b4b9e0064 Neil Leeder  2019-03-26  365  {
7d839b4b9e0064 Neil Leeder  2019-03-26  366  	struct hw_perf_event *hwc = &event->hw;
7d839b4b9e0064 Neil Leeder  2019-03-26  367  	struct smmu_pmu *smmu_pmu = to_smmu_pmu(event->pmu);
7d839b4b9e0064 Neil Leeder  2019-03-26  368  	struct device *dev = smmu_pmu->dev;
7d839b4b9e0064 Neil Leeder  2019-03-26  369  	struct perf_event *sibling;
33e84ea4330da8 Robin Murphy 2019-08-01  370  	int group_num_events = 1;
7d839b4b9e0064 Neil Leeder  2019-03-26  371  	u16 event_id;
7d839b4b9e0064 Neil Leeder  2019-03-26  372  
7d839b4b9e0064 Neil Leeder  2019-03-26  373  	if (event->attr.type != event->pmu->type)
7d839b4b9e0064 Neil Leeder  2019-03-26  374  		return -ENOENT;
7d839b4b9e0064 Neil Leeder  2019-03-26  375  
7d839b4b9e0064 Neil Leeder  2019-03-26  376  	if (hwc->sample_period) {
7d839b4b9e0064 Neil Leeder  2019-03-26  377  		dev_dbg(dev, "Sampling not supported\n");
7d839b4b9e0064 Neil Leeder  2019-03-26  378  		return -EOPNOTSUPP;
7d839b4b9e0064 Neil Leeder  2019-03-26  379  	}
7d839b4b9e0064 Neil Leeder  2019-03-26  380  
7d839b4b9e0064 Neil Leeder  2019-03-26  381  	if (event->cpu < 0) {
7d839b4b9e0064 Neil Leeder  2019-03-26  382  		dev_dbg(dev, "Per-task mode not supported\n");
7d839b4b9e0064 Neil Leeder  2019-03-26  383  		return -EOPNOTSUPP;
7d839b4b9e0064 Neil Leeder  2019-03-26  384  	}
7d839b4b9e0064 Neil Leeder  2019-03-26  385  
7d839b4b9e0064 Neil Leeder  2019-03-26  386  	/* Verify specified event is supported on this PMU */
7d839b4b9e0064 Neil Leeder  2019-03-26  387  	event_id = get_event(event);
7d839b4b9e0064 Neil Leeder  2019-03-26  388  	if (event_id < SMMU_PMCG_ARCH_MAX_EVENTS &&
7d839b4b9e0064 Neil Leeder  2019-03-26  389  	    (!test_bit(event_id, smmu_pmu->supported_events))) {
7d839b4b9e0064 Neil Leeder  2019-03-26  390  		dev_dbg(dev, "Invalid event %d for this PMU\n", event_id);
7d839b4b9e0064 Neil Leeder  2019-03-26  391  		return -EINVAL;
7d839b4b9e0064 Neil Leeder  2019-03-26  392  	}
7d839b4b9e0064 Neil Leeder  2019-03-26  393  
7d839b4b9e0064 Neil Leeder  2019-03-26  394  	/* Don't allow groups with mixed PMUs, except for s/w events */
33e84ea4330da8 Robin Murphy 2019-08-01  395  	if (!is_software_event(event->group_leader)) {
3c9347351a6ea1 Robin Murphy 2019-08-01  396  		if (!smmu_pmu_events_compatible(event->group_leader, event))
33e84ea4330da8 Robin Murphy 2019-08-01  397  			return -EINVAL;
33e84ea4330da8 Robin Murphy 2019-08-01  398  
33e84ea4330da8 Robin Murphy 2019-08-01  399  		if (++group_num_events > smmu_pmu->num_counters)
7d839b4b9e0064 Neil Leeder  2019-03-26  400  			return -EINVAL;
7d839b4b9e0064 Neil Leeder  2019-03-26  401  	}
7d839b4b9e0064 Neil Leeder  2019-03-26  402  
7d839b4b9e0064 Neil Leeder  2019-03-26 @403  	for_each_sibling_event(sibling, event->group_leader) {
33e84ea4330da8 Robin Murphy 2019-08-01  404  		if (is_software_event(sibling))
33e84ea4330da8 Robin Murphy 2019-08-01  405  			continue;
33e84ea4330da8 Robin Murphy 2019-08-01  406  
3c9347351a6ea1 Robin Murphy 2019-08-01  407  		if (!smmu_pmu_events_compatible(sibling, event))
33e84ea4330da8 Robin Murphy 2019-08-01  408  			return -EINVAL;
33e84ea4330da8 Robin Murphy 2019-08-01  409  
33e84ea4330da8 Robin Murphy 2019-08-01  410  		if (++group_num_events > smmu_pmu->num_counters)
7d839b4b9e0064 Neil Leeder  2019-03-26  411  			return -EINVAL;
7d839b4b9e0064 Neil Leeder  2019-03-26  412  	}
7d839b4b9e0064 Neil Leeder  2019-03-26  413  
7d839b4b9e0064 Neil Leeder  2019-03-26  414  	hwc->idx = -1;
7d839b4b9e0064 Neil Leeder  2019-03-26  415  
7d839b4b9e0064 Neil Leeder  2019-03-26  416  	/*
7d839b4b9e0064 Neil Leeder  2019-03-26  417  	 * Ensure all events are on the same cpu so all events are in the
7d839b4b9e0064 Neil Leeder  2019-03-26  418  	 * same cpu context, to avoid races on pmu_enable etc.
7d839b4b9e0064 Neil Leeder  2019-03-26  419  	 */
7d839b4b9e0064 Neil Leeder  2019-03-26  420  	event->cpu = smmu_pmu->on_cpu;
7d839b4b9e0064 Neil Leeder  2019-03-26  421  
7d839b4b9e0064 Neil Leeder  2019-03-26  422  	return 0;
7d839b4b9e0064 Neil Leeder  2019-03-26  423  }
7d839b4b9e0064 Neil Leeder  2019-03-26  424  

:::::: The code at line 403 was first introduced by commit
:::::: 7d839b4b9e00645e49345d6ce5dfa8edf53c1a21 perf/smmuv3: Add arm64 smmuv3 pmu driver

:::::: TO: Neil Leeder <nleeder@...eaurora.org>
:::::: CC: Will Deacon <will.deacon@....com>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

View attachment "config" of type "text/plain" (192162 bytes)

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