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Message-ID: <202112161836.SB5KUxha-lkp@intel.com>
Date: Thu, 16 Dec 2021 18:19:02 +0800
From: kernel test robot <lkp@...el.com>
To: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Christoph Hellwig <hch@....de>
Subject: arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse:
incorrect type in initializer (different address spaces)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2b14864acbaaf03d9c01982e243a84632524c3ac
commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
date: 8 months ago
config: mips-randconfig-s031-20211216 (https://download.01.org/0day-ci/archive/20211216/202112161836.SB5KUxha-lkp@intel.com/config)
compiler: mips64el-linux-gcc (GCC) 11.2.0
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-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/sibyte/common/ kernel/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
command-line: note: in included file:
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
builtin:0:0: sparse: this was the original definition
arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __user *p @@ got char *buf @@
arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: expected void const [noderef] __user *p
arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: got char *buf
arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got char *dest @@
arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: expected void [noderef] __user *to
arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: got char *dest
>> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int [noderef] __user *__p @@ got int * @@
arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: expected int [noderef] __user *__p
arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: got int *
arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@ expected long ( *read )( ... ) @@ got long ( * )( ... ) @@
arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: expected long ( *read )( ... )
arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: got long ( * )( ... )
vim +515 arch/mips/sibyte/common/sb_tbprof.c
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 490
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 491 static long sbprof_tb_ioctl(struct file *filp,
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 492 unsigned int command,
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 493 unsigned long arg)
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 494 {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 495 int err = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 496
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 497 switch (command) {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 498 case SBPROF_ZBSTART:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 499 mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 500 err = sbprof_zbprof_start(filp);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 501 mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 502 break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 503
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 504 case SBPROF_ZBSTOP:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 505 mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 506 err = sbprof_zbprof_stop();
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 507 mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 508 break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 509
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 510 case SBPROF_ZBWAITFULL: {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 511 err = wait_event_interruptible(sbp.tb_read, TB_FULL);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 512 if (err)
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 513 break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 514
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 @515 err = put_user(TB_FULL, (int *) arg);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 516 break;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 517 }
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle 2007-03-09 518
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 519 default:
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 520 err = -EINVAL;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 521 break;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 522 }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 523
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c Mark Mason 2007-03-29 524 return err;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 525 }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16 526
:::::: The code at line 515 was first introduced by commit
:::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs
:::::: TO: Mark Mason <mmason@...ardaccess.com>
:::::: CC: Ralf Baechle <ralf@...ux-mips.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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