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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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