* [linux-next:master 9208/10007] fs/io_uring.c:7082:42: sparse: sparse: incompatible types in comparison expression (different type sizes):
@ 2021-06-15 21:13 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-06-15 21:13 UTC (permalink / raw)
To: Pavel Begunkov; +Cc: kbuild-all, Linux Memory Management List, Jens Axboe
[-- Attachment #1: Type: text/plain, Size: 7917 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 19ae1f2bd9c091059f80646604ccef8a1e614f57
commit: 9123c8ffce1610323ec9c0874fa0262353f41fc3 [9208/10007] io_uring: add helpers for 2 level table alloc
config: mips-randconfig-s031-20210615 (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
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: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=9123c8ffce1610323ec9c0874fa0262353f41fc3
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 9123c8ffce1610323ec9c0874fa0262353f41fc3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.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
fs/io_uring.c:2921:24: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __user * @@ got struct io_buffer *[assigned] kbuf @@
fs/io_uring.c:2921:24: sparse: expected void [noderef] __user *
fs/io_uring.c:2921:24: sparse: got struct io_buffer *[assigned] kbuf
fs/io_uring.c:4228:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct file *file @@ got struct file [noderef] __rcu * @@
fs/io_uring.c:4228:14: sparse: expected struct file *file
fs/io_uring.c:4228:14: sparse: got struct file [noderef] __rcu *
fs/io_uring.c:4833:72: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected int mask @@ got restricted __poll_t [usertype] mask @@
fs/io_uring.c:4833:72: sparse: expected int mask
fs/io_uring.c:4833:72: sparse: got restricted __poll_t [usertype] mask
fs/io_uring.c:4837:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] result @@ got restricted __poll_t [usertype] mask @@
fs/io_uring.c:4837:21: sparse: expected unsigned int [usertype] result
fs/io_uring.c:4837:21: sparse: got restricted __poll_t [usertype] mask
fs/io_uring.c:4862:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] result @@ got restricted __poll_t @@
fs/io_uring.c:4862:29: sparse: expected unsigned int [usertype] result
fs/io_uring.c:4862:29: sparse: got restricted __poll_t
fs/io_uring.c:4946:49: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __poll_t [usertype] mask @@ got unsigned int [usertype] result @@
fs/io_uring.c:4946:49: sparse: expected restricted __poll_t [usertype] mask
fs/io_uring.c:4946:49: sparse: got unsigned int [usertype] result
fs/io_uring.c:5098:41: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected int mask @@ got restricted __poll_t [usertype] @@
fs/io_uring.c:5098:41: sparse: expected int mask
fs/io_uring.c:5098:41: sparse: got restricted __poll_t [usertype]
fs/io_uring.c:5186:22: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5186:22: sparse: left side has type restricted __poll_t
fs/io_uring.c:5186:22: sparse: right side has type int
fs/io_uring.c:5188:22: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5188:22: sparse: left side has type restricted __poll_t
fs/io_uring.c:5188:22: sparse: right side has type int
fs/io_uring.c:5193:22: sparse: sparse: invalid assignment: &=
fs/io_uring.c:5193:22: sparse: left side has type restricted __poll_t
fs/io_uring.c:5193:22: sparse: right side has type int
fs/io_uring.c:5195:14: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5195:14: sparse: left side has type restricted __poll_t
fs/io_uring.c:5195:14: sparse: right side has type int
fs/io_uring.c:5207:67: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected int mask @@ got restricted __poll_t [assigned] [usertype] mask @@
fs/io_uring.c:5207:67: sparse: expected int mask
fs/io_uring.c:5207:67: sparse: got restricted __poll_t [assigned] [usertype] mask
fs/io_uring.c:5208:52: sparse: sparse: incorrect type in argument 5 (different base types) @@ expected int events @@ got restricted __poll_t [usertype] events @@
fs/io_uring.c:5208:52: sparse: expected int events
fs/io_uring.c:5208:52: sparse: got restricted __poll_t [usertype] events
fs/io_uring.c:5334:24: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5334:24: sparse: left side has type unsigned int
fs/io_uring.c:5334:24: sparse: right side has type restricted __poll_t
fs/io_uring.c:5335:65: sparse: sparse: restricted __poll_t degrades to integer
fs/io_uring.c:5335:29: sparse: sparse: restricted __poll_t degrades to integer
fs/io_uring.c:5335:38: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __poll_t @@ got unsigned int @@
fs/io_uring.c:5335:38: sparse: expected restricted __poll_t
fs/io_uring.c:5335:38: sparse: got unsigned int
fs/io_uring.c:5472:35: sparse: sparse: invalid assignment: &=
fs/io_uring.c:5472:35: sparse: left side has type restricted __poll_t
fs/io_uring.c:5472:35: sparse: right side has type int
fs/io_uring.c:5473:54: sparse: sparse: restricted __poll_t degrades to integer
fs/io_uring.c:5473:35: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5473:35: sparse: left side has type restricted __poll_t
fs/io_uring.c:5473:35: sparse: right side has type unsigned int
>> fs/io_uring.c:7082:42: sparse: sparse: incompatible types in comparison expression (different type sizes):
>> fs/io_uring.c:7082:42: sparse: unsigned int *
>> fs/io_uring.c:7082:42: sparse: unsigned long *
fs/io_uring.c:7287:9: sparse: sparse: context imbalance in 'io_sq_thread_unpark' - wrong count at exit
fs/io_uring.c:7298:9: sparse: sparse: context imbalance in 'io_sq_thread_park' - wrong count at exit
vim +7082 fs/io_uring.c
7070
7071 static void **io_alloc_page_table(size_t size)
7072 {
7073 unsigned i, nr_tables = DIV_ROUND_UP(size, PAGE_SIZE);
7074 size_t init_size = size;
7075 void **table;
7076
7077 table = kcalloc(nr_tables, sizeof(*table), GFP_KERNEL);
7078 if (!table)
7079 return NULL;
7080
7081 for (i = 0; i < nr_tables; i++) {
> 7082 unsigned int this_size = min(size, PAGE_SIZE);
7083
7084 table[i] = kzalloc(this_size, GFP_KERNEL);
7085 if (!table[i]) {
7086 io_free_page_table(table, init_size);
7087 return NULL;
7088 }
7089 size -= this_size;
7090 }
7091 return table;
7092 }
7093
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 23384 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
* [linux-next:master 9208/10007] fs/io_uring.c:7082:42: sparse: sparse: incompatible types in comparison expression (different type sizes):
@ 2021-06-15 21:13 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-06-15 21:13 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 8040 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 19ae1f2bd9c091059f80646604ccef8a1e614f57
commit: 9123c8ffce1610323ec9c0874fa0262353f41fc3 [9208/10007] io_uring: add helpers for 2 level table alloc
config: mips-randconfig-s031-20210615 (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
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: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=9123c8ffce1610323ec9c0874fa0262353f41fc3
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 9123c8ffce1610323ec9c0874fa0262353f41fc3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.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
fs/io_uring.c:2921:24: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __user * @@ got struct io_buffer *[assigned] kbuf @@
fs/io_uring.c:2921:24: sparse: expected void [noderef] __user *
fs/io_uring.c:2921:24: sparse: got struct io_buffer *[assigned] kbuf
fs/io_uring.c:4228:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct file *file @@ got struct file [noderef] __rcu * @@
fs/io_uring.c:4228:14: sparse: expected struct file *file
fs/io_uring.c:4228:14: sparse: got struct file [noderef] __rcu *
fs/io_uring.c:4833:72: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected int mask @@ got restricted __poll_t [usertype] mask @@
fs/io_uring.c:4833:72: sparse: expected int mask
fs/io_uring.c:4833:72: sparse: got restricted __poll_t [usertype] mask
fs/io_uring.c:4837:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] result @@ got restricted __poll_t [usertype] mask @@
fs/io_uring.c:4837:21: sparse: expected unsigned int [usertype] result
fs/io_uring.c:4837:21: sparse: got restricted __poll_t [usertype] mask
fs/io_uring.c:4862:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] result @@ got restricted __poll_t @@
fs/io_uring.c:4862:29: sparse: expected unsigned int [usertype] result
fs/io_uring.c:4862:29: sparse: got restricted __poll_t
fs/io_uring.c:4946:49: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __poll_t [usertype] mask @@ got unsigned int [usertype] result @@
fs/io_uring.c:4946:49: sparse: expected restricted __poll_t [usertype] mask
fs/io_uring.c:4946:49: sparse: got unsigned int [usertype] result
fs/io_uring.c:5098:41: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected int mask @@ got restricted __poll_t [usertype] @@
fs/io_uring.c:5098:41: sparse: expected int mask
fs/io_uring.c:5098:41: sparse: got restricted __poll_t [usertype]
fs/io_uring.c:5186:22: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5186:22: sparse: left side has type restricted __poll_t
fs/io_uring.c:5186:22: sparse: right side has type int
fs/io_uring.c:5188:22: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5188:22: sparse: left side has type restricted __poll_t
fs/io_uring.c:5188:22: sparse: right side has type int
fs/io_uring.c:5193:22: sparse: sparse: invalid assignment: &=
fs/io_uring.c:5193:22: sparse: left side has type restricted __poll_t
fs/io_uring.c:5193:22: sparse: right side has type int
fs/io_uring.c:5195:14: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5195:14: sparse: left side has type restricted __poll_t
fs/io_uring.c:5195:14: sparse: right side has type int
fs/io_uring.c:5207:67: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected int mask @@ got restricted __poll_t [assigned] [usertype] mask @@
fs/io_uring.c:5207:67: sparse: expected int mask
fs/io_uring.c:5207:67: sparse: got restricted __poll_t [assigned] [usertype] mask
fs/io_uring.c:5208:52: sparse: sparse: incorrect type in argument 5 (different base types) @@ expected int events @@ got restricted __poll_t [usertype] events @@
fs/io_uring.c:5208:52: sparse: expected int events
fs/io_uring.c:5208:52: sparse: got restricted __poll_t [usertype] events
fs/io_uring.c:5334:24: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5334:24: sparse: left side has type unsigned int
fs/io_uring.c:5334:24: sparse: right side has type restricted __poll_t
fs/io_uring.c:5335:65: sparse: sparse: restricted __poll_t degrades to integer
fs/io_uring.c:5335:29: sparse: sparse: restricted __poll_t degrades to integer
fs/io_uring.c:5335:38: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __poll_t @@ got unsigned int @@
fs/io_uring.c:5335:38: sparse: expected restricted __poll_t
fs/io_uring.c:5335:38: sparse: got unsigned int
fs/io_uring.c:5472:35: sparse: sparse: invalid assignment: &=
fs/io_uring.c:5472:35: sparse: left side has type restricted __poll_t
fs/io_uring.c:5472:35: sparse: right side has type int
fs/io_uring.c:5473:54: sparse: sparse: restricted __poll_t degrades to integer
fs/io_uring.c:5473:35: sparse: sparse: invalid assignment: |=
fs/io_uring.c:5473:35: sparse: left side has type restricted __poll_t
fs/io_uring.c:5473:35: sparse: right side has type unsigned int
>> fs/io_uring.c:7082:42: sparse: sparse: incompatible types in comparison expression (different type sizes):
>> fs/io_uring.c:7082:42: sparse: unsigned int *
>> fs/io_uring.c:7082:42: sparse: unsigned long *
fs/io_uring.c:7287:9: sparse: sparse: context imbalance in 'io_sq_thread_unpark' - wrong count at exit
fs/io_uring.c:7298:9: sparse: sparse: context imbalance in 'io_sq_thread_park' - wrong count at exit
vim +7082 fs/io_uring.c
7070
7071 static void **io_alloc_page_table(size_t size)
7072 {
7073 unsigned i, nr_tables = DIV_ROUND_UP(size, PAGE_SIZE);
7074 size_t init_size = size;
7075 void **table;
7076
7077 table = kcalloc(nr_tables, sizeof(*table), GFP_KERNEL);
7078 if (!table)
7079 return NULL;
7080
7081 for (i = 0; i < nr_tables; i++) {
> 7082 unsigned int this_size = min(size, PAGE_SIZE);
7083
7084 table[i] = kzalloc(this_size, GFP_KERNEL);
7085 if (!table[i]) {
7086 io_free_page_table(table, init_size);
7087 return NULL;
7088 }
7089 size -= this_size;
7090 }
7091 return table;
7092 }
7093
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 23384 bytes --]
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2021-06-15 21:13 [linux-next:master 9208/10007] fs/io_uring.c:7082:42: sparse: sparse: incompatible types in comparison expression (different type sizes): kernel test robot
2021-06-15 21:13 ` kernel test robot
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