From: lkp <lkp@intel.com>
To: Runyu Xiao <runyu.xiao@seu.edu.cn>,
"Martin K . Petersen" <martin.petersen@oracle.com>
Cc: <oe-kbuild-all@lists.linux.dev>,
Nicholas Bellinger <nab@linux-iscsi.org>,
Lee Duncan <lduncan@suse.com>, <linux-scsi@vger.kernel.org>,
<target-devel@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<stable@vger.kernel.org>, Runyu Xiao <runyu.xiao@seu.edu.cn>,
Jianhao Xu <jianhao.xu@seu.edu.cn>
Subject: Re: [PATCH v2] scsi: target: pin db_root for metadata writes
Date: Sun, 23 Aug 2026 19:43:00 +0800 [thread overview]
Message-ID: <202608231112.vQxAhOxi-lkp@intel.com> (raw)
In-Reply-To: <20260818051442.1523210-1-runyu.xiao@seu.edu.cn>
Hi Runyu,
kernel test robot noticed the following build errors:
[auto build test ERROR on mkp-scsi/for-next]
[also build test ERROR on v7.2]
[cannot apply to linus/master next-20260821]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Runyu-Xiao/scsi-target-pin-db_root-for-metadata-writes/20260818-131442
base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next
patch link: https://lore.kernel.org/r/20260818051442.1523210-1-runyu.xiao%40seu.edu.cn
patch subject: [PATCH v2] scsi: target: pin db_root for metadata writes
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20260823/202608231112.vQxAhOxi-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260823/202608231112.vQxAhOxi-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608231112.vQxAhOxi-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/powerpc/include/asm/paca.h:16,
from arch/powerpc/include/asm/current.h:13,
from include/linux/thread_info.h:23,
from include/asm-generic/preempt.h:5,
from arch/powerpc/include/asm/preempt.h:5,
from include/linux/preempt.h:79,
from include/linux/spinlock.h:56,
from include/linux/mmzone.h:8,
from include/linux/gfp.h:7,
from include/linux/umh.h:4,
from include/linux/kmod.h:9,
from include/linux/module.h:18,
from drivers/target/target_core_configfs.c:16:
drivers/target/target_core_configfs.c: In function 'target_init_dbroot':
>> drivers/target/target_core_internal.h:169:33: error: passing argument 2 of 'sized_strscpy' makes pointer from integer without a cast [-Wint-conversion]
169 | #define DB_ROOT_LEN 4096
| ^~~~
| |
| int
include/linux/string.h:80:28: note: in definition of macro '__strscpy1'
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
| ^~~
drivers/target/target_core_configfs.c:3757:9: note: in expansion of macro 'strscpy'
3757 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED);
| ^~~~~~~
drivers/target/target_core_configfs.c:3757:32: note: in expansion of macro 'DB_ROOT_LEN'
3757 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED);
| ^~~~~~~~~~~
In file included from include/linux/string.h:383:
include/linux/fortify-string.h:227:83: note: expected 'const char *' but argument is of type 'int'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~~~~~~~~~~~~~~~~~^
>> include/linux/string.h:80:60: error: passing argument 3 of 'sized_strscpy' makes integer from pointer without a cast [-Wint-conversion]
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
include/linux/args.h:25:24: note: in expansion of macro '__strscpy1'
25 | #define __CONCAT(a, b) a ## b
| ^
include/linux/args.h:26:27: note: in expansion of macro '__CONCAT'
26 | #define CONCATENATE(a, b) __CONCAT(a, b)
| ^~~~~~~~
include/linux/string.h:111:9: note: in expansion of macro 'CONCATENATE'
111 | CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
| ^~~~~~~~~~~
drivers/target/target_core_configfs.c:3757:9: note: in expansion of macro 'strscpy'
3757 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED);
| ^~~~~~~
include/linux/fortify-string.h:227:93: note: expected 'long unsigned int' but argument is of type 'char *'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~^~~~
>> drivers/target/target_core_internal.h:169:33: error: passing argument 2 of 'sized_strscpy' makes pointer from integer without a cast [-Wint-conversion]
169 | #define DB_ROOT_LEN 4096
| ^~~~
| |
| int
include/linux/string.h:80:28: note: in definition of macro '__strscpy1'
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
| ^~~
drivers/target/target_core_configfs.c:3760:17: note: in expansion of macro 'strscpy'
3760 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_DEFAULT);
| ^~~~~~~
drivers/target/target_core_configfs.c:3760:40: note: in expansion of macro 'DB_ROOT_LEN'
3760 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_DEFAULT);
| ^~~~~~~~~~~
include/linux/fortify-string.h:227:83: note: expected 'const char *' but argument is of type 'int'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~~~~~~~~~~~~~~~~~^
>> include/linux/string.h:80:60: error: passing argument 3 of 'sized_strscpy' makes integer from pointer without a cast [-Wint-conversion]
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
include/linux/args.h:25:24: note: in expansion of macro '__strscpy1'
25 | #define __CONCAT(a, b) a ## b
| ^
include/linux/args.h:26:27: note: in expansion of macro '__CONCAT'
26 | #define CONCATENATE(a, b) __CONCAT(a, b)
| ^~~~~~~~
include/linux/string.h:111:9: note: in expansion of macro 'CONCATENATE'
111 | CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
| ^~~~~~~~~~~
drivers/target/target_core_configfs.c:3760:17: note: in expansion of macro 'strscpy'
3760 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_DEFAULT);
| ^~~~~~~
include/linux/fortify-string.h:227:93: note: expected 'long unsigned int' but argument is of type 'char *'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~^~~~
--
In file included from arch/powerpc/include/asm/paca.h:16,
from arch/powerpc/include/asm/current.h:13,
from include/linux/thread_info.h:23,
from include/asm-generic/preempt.h:5,
from arch/powerpc/include/asm/preempt.h:5,
from include/linux/preempt.h:79,
from include/linux/spinlock.h:56,
from include/linux/mmzone.h:8,
from include/linux/gfp.h:7,
from include/linux/umh.h:4,
from include/linux/kmod.h:9,
from include/linux/module.h:18,
from target/target_core_configfs.c:16:
target/target_core_configfs.c: In function 'target_init_dbroot':
target/target_core_internal.h:169:33: error: passing argument 2 of 'sized_strscpy' makes pointer from integer without a cast [-Wint-conversion]
169 | #define DB_ROOT_LEN 4096
| ^~~~
| |
| int
include/linux/string.h:80:28: note: in definition of macro '__strscpy1'
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
| ^~~
target/target_core_configfs.c:3757:9: note: in expansion of macro 'strscpy'
3757 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED);
| ^~~~~~~
target/target_core_configfs.c:3757:32: note: in expansion of macro 'DB_ROOT_LEN'
3757 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED);
| ^~~~~~~~~~~
In file included from include/linux/string.h:383:
include/linux/fortify-string.h:227:83: note: expected 'const char *' but argument is of type 'int'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~~~~~~~~~~~~~~~~~^
>> include/linux/string.h:80:60: error: passing argument 3 of 'sized_strscpy' makes integer from pointer without a cast [-Wint-conversion]
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
include/linux/args.h:25:24: note: in expansion of macro '__strscpy1'
25 | #define __CONCAT(a, b) a ## b
| ^
include/linux/args.h:26:27: note: in expansion of macro '__CONCAT'
26 | #define CONCATENATE(a, b) __CONCAT(a, b)
| ^~~~~~~~
include/linux/string.h:111:9: note: in expansion of macro 'CONCATENATE'
111 | CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
| ^~~~~~~~~~~
target/target_core_configfs.c:3757:9: note: in expansion of macro 'strscpy'
3757 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_PREFERRED);
| ^~~~~~~
include/linux/fortify-string.h:227:93: note: expected 'long unsigned int' but argument is of type 'char *'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~^~~~
target/target_core_internal.h:169:33: error: passing argument 2 of 'sized_strscpy' makes pointer from integer without a cast [-Wint-conversion]
169 | #define DB_ROOT_LEN 4096
| ^~~~
| |
| int
include/linux/string.h:80:28: note: in definition of macro '__strscpy1'
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
| ^~~
target/target_core_configfs.c:3760:17: note: in expansion of macro 'strscpy'
3760 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_DEFAULT);
| ^~~~~~~
target/target_core_configfs.c:3760:40: note: in expansion of macro 'DB_ROOT_LEN'
3760 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_DEFAULT);
| ^~~~~~~~~~~
include/linux/fortify-string.h:227:83: note: expected 'const char *' but argument is of type 'int'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~~~~~~~~~~~~~~~~~^
>> include/linux/string.h:80:60: error: passing argument 3 of 'sized_strscpy' makes integer from pointer without a cast [-Wint-conversion]
80 | sized_strscpy(dst, src, size + __must_be_cstr(dst) + __must_be_cstr(src))
include/linux/args.h:25:24: note: in expansion of macro '__strscpy1'
25 | #define __CONCAT(a, b) a ## b
| ^
include/linux/args.h:26:27: note: in expansion of macro '__CONCAT'
26 | #define CONCATENATE(a, b) __CONCAT(a, b)
| ^~~~~~~~
include/linux/string.h:111:9: note: in expansion of macro 'CONCATENATE'
111 | CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__)
| ^~~~~~~~~~~
target/target_core_configfs.c:3760:17: note: in expansion of macro 'strscpy'
3760 | strscpy(db_root_stage, DB_ROOT_LEN, DB_ROOT_DEFAULT);
| ^~~~~~~
include/linux/fortify-string.h:227:93: note: expected 'long unsigned int' but argument is of type 'char *'
227 | __FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size)
| ~~~~~~~^~~~
vim +/sized_strscpy +169 drivers/target/target_core_internal.h
adf653f92f38e8 Christoph Hellwig 2015-05-25 167
a96e9783e05851 Lee Duncan 2016-04-14 168 /* target_core_configfs.c */
a96e9783e05851 Lee Duncan 2016-04-14 @169 #define DB_ROOT_LEN 4096
a96e9783e05851 Lee Duncan 2016-04-14 170 #define DB_ROOT_DEFAULT "/var/target"
78a6295c71cb27 Lee Duncan 2018-04-06 171 #define DB_ROOT_PREFERRED "/etc/target"
a96e9783e05851 Lee Duncan 2016-04-14 172
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
prev parent reply other threads:[~2026-08-23 11:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-18 4:27 [PATCH] scsi: target: reject configfs db_root for ALUA metadata Runyu Xiao
2026-08-18 4:40 ` sashiko-bot
2026-08-18 5:14 ` [PATCH v2] scsi: target: pin db_root for metadata writes Runyu Xiao
2026-08-21 12:20 ` kernel test robot
2026-08-23 11:43 ` lkp [this message]
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