* [tip:tmp.tmp2 306/364] include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
@ 2021-06-14 0:29 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-06-14 0:29 UTC (permalink / raw)
To: Ingo Molnar; +Cc: kbuild-all, linux-kernel, x86
[-- Attachment #1: Type: text/plain, Size: 22159 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tmp.tmp2
head: adcceb5eb7aee38e4a9c15bdf599655f0e1b1324
commit: 1cff92601f676592d29e12546cb17fac9c0d78ca [306/364] sched/headers, mm/highmem: Remove <linux/fs.h> inclusion from <linux/highmem.h>
config: i386-defconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=1cff92601f676592d29e12546cb17fac9c0d78ca
git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
git fetch --no-tags tip tmp.tmp2
git checkout 1cff92601f676592d29e12546cb17fac9c0d78ca
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/export.h:43,
from lib/scatterlist.c:7:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/scatterlist.h:8,
from lib/scatterlist.c:9:
lib/scatterlist.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/export.h:43,
from include/linux/linkage.h:7,
from include/linux/printk.h:8,
from include/linux/kernel.h:7,
from include/linux/highmem.h:5,
from include/linux/bio.h:8,
from drivers/md/dm-bio-record.h:10,
from drivers/md/dm-raid1.c:8:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/linux/bio.h:8,
from drivers/md/dm-bio-record.h:10,
from drivers/md/dm-raid1.c:8:
drivers/md/dm-raid1.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/export.h:43,
from include/linux/linkage.h:7,
from include/linux/printk.h:8,
from include/linux/kernel.h:7,
from include/linux/highmem.h:5,
from include/linux/bio.h:8,
from include/linux/device-mapper.h:11,
from include/linux/dm-dirty-log.h:16,
from drivers/md/dm-region-hash.c:8:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/linux/bio.h:8,
from include/linux/device-mapper.h:11,
from include/linux/dm-dirty-log.h:16,
from drivers/md/dm-region-hash.c:8:
drivers/md/dm-region-hash.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/export.h:43,
from include/linux/linkage.h:7,
from include/linux/printk.h:8,
from include/linux/kernel.h:7,
from include/linux/highmem.h:5,
from include/linux/bio.h:8,
from include/linux/device-mapper.h:11,
from drivers/md/dm-zero.c:7:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/linux/bio.h:8,
from include/linux/device-mapper.h:11,
from drivers/md/dm-zero.c:7:
drivers/md/dm-zero.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/export.h:43,
from include/linux/linkage.h:7,
from include/linux/preempt.h:12,
from include/linux/spinlock.h:53,
from include/linux/mmzone.h:8,
from include/linux/gfp.h:8,
from include/linux/slab.h:15,
from drivers/firmware/efi/capsule.c:10:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from drivers/firmware/efi/capsule.c:12:
drivers/firmware/efi/capsule.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from arch/x86/include/asm/atomic.h:5,
from include/linux/atomic.h:10,
from include/linux/crypto.h:15,
from include/crypto/aead.h:11,
from include/crypto/internal/aead.h:11,
from crypto/ccm.c:8:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/crypto/scatterwalk.h:15,
from crypto/ccm.c:12:
crypto/ccm.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from arch/x86/include/asm/atomic.h:5,
from include/linux/atomic.h:10,
from include/linux/crypto.h:15,
from include/crypto/aead.h:11,
from include/crypto/internal/aead.h:11,
from crypto/authenc.c:8:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/crypto/scatterwalk.h:15,
from crypto/authenc.c:13:
crypto/authenc.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from arch/x86/include/asm/atomic.h:5,
from include/linux/atomic.h:10,
from include/linux/crypto.h:15,
from include/crypto/aead.h:11,
from include/crypto/internal/aead.h:11,
from crypto/authencesn.c:11:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/crypto/scatterwalk.h:15,
from crypto/authencesn.c:16:
crypto/authencesn.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
--
In file included from arch/x86/include/asm/atomic.h:5,
from include/linux/atomic.h:10,
from include/linux/crypto.h:15,
from include/crypto/algapi.h:10,
from include/crypto/scatterwalk.h:14,
from crypto/scatterwalk.c:12:
include/linux/highmem-internal.h: In function 'kmap_assert_nomap':
>> include/linux/sched/per_task.h:58:84: error: dereferencing pointer to incomplete type 'struct task_struct'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/highmem-internal.h:27:2: note: in expansion of macro 'DEBUG_LOCKS_WARN_ON'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~~~~~~~~~~~~
include/linux/sched/per_task.h:58:34: note: in expansion of macro 'RELOC_HIDE'
58 | #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
| ^~~~~~~~~~
include/linux/highmem-internal.h:27:22: note: in expansion of macro 'per_task'
27 | DEBUG_LOCKS_WARN_ON(per_task(current, kmap_ctrl).idx);
| ^~~~~~~~
In file included from include/linux/uaccess.h:11,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from include/linux/highmem.h:7,
from include/crypto/scatterwalk.h:15,
from crypto/scatterwalk.c:12:
crypto/scatterwalk.c: At top level:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
..
vim +58 include/linux/sched/per_task.h
c3aff7aa01ea38 Ingo Molnar 2021-06-02 57
fd8bcb1ba81bb9 Ingo Molnar 2021-06-05 @58 #define per_task(task, name) (*RELOC_HIDE((__typeof__(per_task__##name) *)((task)->per_task_area), per_task_offset(name)))
c3aff7aa01ea38 Ingo Molnar 2021-06-02 59
:::::: The code at line 58 was first introduced by commit
:::::: fd8bcb1ba81bb9f572f174a03af322ac9137ebd8 sched/headers, per_task: Implement 0-offset linker logic
:::::: TO: Ingo Molnar <mingo@kernel.org>
:::::: CC: Ingo Molnar <mingo@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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